/*
Theme Name: Kaden Meikan
Theme URI: https://kaden-meikan.com
Author: TechnoLab LLC
Author URI: https://kaden-meikan.com
Description: 家電名鑑 - 型番で探す、家電のすべて。家電の型番データベースサイト用WordPressテーマ。
Version: 1.4.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: kaden-meikan
*/

/* ==========================================================================
   CSS Variables
   ========================================================================== */
:root {
  /* Cool Blue Palette */
  --color-deep: #003B46;
  --color-primary: #07575B;
  --color-wave: #66A5AD;
  --color-foam: #C4DFE6;
  --color-accent: #f59e0b;
  --color-repair: #3b82f6;
  --color-buyback: #10b981;

  /* Neutrals */
  --color-white: #ffffff;
  --color-gray-50: #f8fafc;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e1;
  --color-gray-500: #64748b;
  --color-gray-700: #334155;
  --color-gray-900: #0f172a;

  /* Typography */
  --font-family: 'Noto Sans JP', sans-serif;
  --font-size-base: 16px;
  --font-size-sm: 0.875rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --line-height-tight: 1.3;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;

  /* Spacing (8px baseline) */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Border Radius */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;
  --border-radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
  --shadow-blue: 0 4px 20px rgba(7, 87, 91, 0.25);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Layout */
  --container-max: 1200px;
  --container-padding: 1.5rem;
  --header-height: 70px;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-gray-700);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-wave);
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-deep);
  line-height: var(--line-height-tight);
  font-weight: 700;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

table {
  border-collapse: collapse;
  width: 100%;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Scroll Animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible,
.fade-in-left.is-visible,
.fade-in-right.is-visible {
  opacity: 1;
  transform: translate(0);
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: var(--font-size-base);
  font-weight: 600;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-normal);
  text-decoration: none;
  line-height: 1.4;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-wave);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue);
}

.btn--outline {
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  background: transparent;
}

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--repair {
  background: var(--color-repair);
  color: var(--color-white);
}

.btn--repair:hover {
  background: #2563eb;
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.35);
}

.btn--cleaning {
  background: #0891b2;
  color: var(--color-white);
}

.btn--cleaning:hover {
  background: #0e7490;
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(8, 145, 178, 0.35);
}

.btn--buyback {
  background: var(--color-buyback);
  color: var(--color-white);
}

.btn--buyback:hover {
  background: #059669;
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.35);
}

.btn--accent {
  background: var(--color-accent);
  color: var(--color-white);
}

.btn--accent:hover {
  background: #d97706;
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn--large {
  padding: 1rem 2rem;
  font-size: var(--font-size-lg);
}

.btn--small {
  padding: 0.5rem 1rem;
  font-size: var(--font-size-sm);
}

.btn--full {
  width: 100%;
}

.btn-icon {
  font-size: 1.2em;
}

/* ==========================================================================
   Section Components
   ========================================================================== */
.section {
  padding: var(--spacing-3xl) 0;
}

.section--foam {
  background-color: var(--color-foam);
}

.section--deep {
  background-color: var(--color-deep);
  color: var(--color-white);
}

.section--gray {
  background-color: var(--color-gray-50);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-label {
  display: inline-block;
  padding: 0.25rem 1rem;
  background: rgba(7, 87, 91, 0.1);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--border-radius-full);
  margin-bottom: var(--spacing-sm);
}

.section-title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-sm);
}

.section-divider {
  width: 60px;
  height: 3px;
  background: var(--color-wave);
  margin: 0 auto var(--spacing-sm);
  border-radius: 2px;
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-gray-500);
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--color-white);
  height: var(--header-height);
  transition: box-shadow var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-deep);
  text-decoration: none;
}

.header-logo:hover {
  color: var(--color-primary);
}

.header-logo-icon {
  width: 36px;
  height: 36px;
}

.header-logo-img {
  height: 40px;
  width: auto;
  display: block;
}

/* Maker Logo Marquee */
.maker-marquee {
  overflow: hidden;
  background: #fff;
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-gray-100);
}

.maker-marquee-track {
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
  animation: marquee-scroll 30s linear infinite;
  width: max-content;
}

.maker-marquee-item {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 120px;
}

.maker-marquee-logo {
  height: 28px;
  width: auto;
  opacity: 0.5;
  filter: grayscale(100%);
  transition: opacity 0.3s, filter 0.3s;
}

.maker-marquee-fallback {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-gray-400);
  white-space: nowrap;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

@keyframes marquee-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.header-nav {
  display: none;
}

.header-nav-list {
  display: flex;
  gap: var(--spacing-md);
}

.header-nav-list a {
  color: var(--color-gray-700);
  font-size: var(--font-size-sm);
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
}

.header-nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-wave);
  transition: width var(--transition-normal);
}

.header-nav-list a:hover::after,
.header-nav-list .current-menu-item a::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-search-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-full);
  color: var(--color-primary);
  transition: background var(--transition-fast);
}

.header-search-btn:hover {
  background: var(--color-foam);
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-deep);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

.hamburger.is-active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.is-active span:nth-child(2) {
  opacity: 0;
}

.hamburger.is-active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: var(--header-height);
  right: -100%;
  width: 300px;
  height: calc(100vh - var(--header-height));
  background: var(--color-white);
  box-shadow: var(--shadow-xl);
  transition: right var(--transition-normal);
  overflow-y: auto;
  z-index: 999;
  padding: var(--spacing-lg);
}

.mobile-menu.is-open {
  right: 0;
}

.mobile-menu-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-menu-list a {
  display: block;
  padding: 0.875rem 0;
  color: var(--color-gray-700);
  font-weight: 500;
  border-bottom: 1px solid var(--color-gray-200);
}

.mobile-menu-list a:hover {
  color: var(--color-primary);
}

.overlay {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 59, 70, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 998;
}

.overlay.is-open {
  opacity: 1;
  visibility: visible;
}

@media (min-width: 768px) {
  .header-nav {
    display: block;
  }

  .hamburger {
    display: none;
  }

  .mobile-menu,
  .overlay {
    display: none;
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--color-deep);
  color: var(--color-foam);
  padding: var(--spacing-2xl) 0 0;
}

.footer-main {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  padding-bottom: var(--spacing-2xl);
}

.footer-brand-name {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: var(--spacing-xs);
}

.footer-brand-desc {
  font-size: var(--font-size-sm);
  color: var(--color-wave);
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-relaxed);
}

.footer-nav-col h4 {
  color: var(--color-white);
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-wave);
  display: inline-block;
}

.footer-nav-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-nav-col a {
  color: var(--color-foam);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.footer-nav-col a:hover {
  color: var(--color-white);
}

.footer-about {
  border-top: 1px solid rgba(102, 165, 173, 0.15);
  padding: var(--spacing-md) 0;
}

.footer-about-text {
  font-size: 0.8rem;
  color: rgba(196, 223, 230, 0.7);
  line-height: var(--line-height-relaxed);
}

.footer-bottom {
  border-top: 1px solid rgba(102, 165, 173, 0.2);
  padding: var(--spacing-md) 0;
  text-align: center;
}

.footer-copyright {
  font-size: var(--font-size-sm);
  color: var(--color-wave);
}

@media (min-width: 768px) {
  .footer-main {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

/* ==========================================================================
   Breadcrumb
   ========================================================================== */
.breadcrumb {
  padding: var(--spacing-sm) 0;
  background: var(--color-gray-50);
  border-bottom: 1px solid var(--color-gray-200);
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem;
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.breadcrumb-list li {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.breadcrumb-list a {
  color: var(--color-primary);
}

.breadcrumb-list a:hover {
  color: var(--color-wave);
  text-decoration: underline;
}

.breadcrumb-separator {
  color: var(--color-gray-300);
  margin: 0 0.25rem;
}

/* ==========================================================================
   Page Hero
   ========================================================================== */
.page-hero {
  background: linear-gradient(135deg, rgba(0,59,70,0.85), rgba(7,87,91,0.8)), url('images/page-hero-washer.jpg') center/cover no-repeat;
  color: var(--color-white);
  padding: var(--spacing-3xl) 0;
  margin-top: var(--header-height);
}

.page-hero-title {
  font-size: var(--font-size-3xl);
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.page-hero-desc {
  font-size: var(--font-size-lg);
  color: var(--color-foam);
}

/* ==========================================================================
   Cards
   ========================================================================== */
.card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

/* ==========================================================================
   Washer Card (Archive)
   ========================================================================== */
.washer-card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.washer-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.washer-card-image {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--color-gray-100);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.washer-card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--spacing-sm);
}

.washer-card-badge {
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
}

.washer-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  line-height: 1.3;
}

.washer-badge--type {
  background: var(--color-primary);
  color: var(--color-white);
}

.washer-badge--capacity {
  background: var(--color-wave);
  color: var(--color-white);
}

.washer-badge--dryer {
  background: var(--color-accent);
  color: var(--color-white);
}

.washer-badge--year {
  background: var(--color-deep);
  color: var(--color-white);
}

.product-year {
  display: inline-block;
  font-size: 0.9rem;
  color: var(--color-deep);
  font-weight: 600;
  margin-top: var(--spacing-xs);
}

.washer-card-body {
  padding: var(--spacing-sm);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.washer-card-maker {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-bottom: 0.25rem;
}

.washer-card-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-deep);
  margin-bottom: 0.5rem;
}

.washer-card-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.washer-card-spec {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.washer-card-spec strong {
  color: var(--color-deep);
}

.washer-card-rating {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.4rem;
}

.washer-card-stars {
  font-size: 0.85rem;
  letter-spacing: 1px;
  line-height: 1;
}

.washer-card-score {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--color-deep);
}

.washer-card-price {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding: 0.5rem 0.6rem;
  background: linear-gradient(135deg, #fff5f5, #fed7d7);
  border-radius: var(--border-radius-sm);
  border: 1px solid #feb2b2;
}

.washer-card-price-label {
  font-size: 0.65rem;
  font-weight: 600;
  color: #c53030;
  letter-spacing: 0.02em;
}

.washer-card-price-value {
  font-size: 1.15rem;
  font-weight: 800;
  color: #c53030;
  letter-spacing: -0.02em;
}

.washer-card-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: auto;
}

.washer-card-actions .btn {
  flex: 1;
  font-size: var(--font-size-sm);
  padding: 0.5rem;
}

/* ==========================================================================
   Single Washer - Product Header
   ========================================================================== */
.product-header {
  margin-top: var(--header-height);
  background: var(--color-gray-50);
  padding: var(--spacing-xl) 0;
}

.product-header-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  align-items: start;
}

.product-image {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.product-image img {
  max-height: 400px;
  margin: 0 auto;
  object-fit: contain;
}

.product-image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 300px;
  color: var(--color-gray-300);
  font-size: 4rem;
}

.product-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.product-maker {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  font-weight: 500;
}

.product-title {
  font-size: var(--font-size-3xl);
  color: var(--color-deep);
  line-height: var(--line-height-tight);
}

.product-model-number {
  font-size: var(--font-size-lg);
  color: var(--color-wave);
  font-weight: 600;
}

.product-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.product-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.3rem 0.75rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--border-radius-full);
}

.product-badge--type {
  background: rgba(7, 87, 91, 0.1);
  color: var(--color-primary);
}

.product-badge--capacity {
  background: rgba(102, 165, 173, 0.15);
  color: var(--color-primary);
}

.product-badge--dryer {
  background: rgba(245, 158, 11, 0.1);
  color: #b45309;
}

.product-badge--year {
  background: rgba(0, 59, 70, 0.08);
  color: var(--color-deep);
}

/* Price Box */
.product-price-box {
  background: linear-gradient(135deg, #fff8e1, #fff3c4);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  margin-top: var(--spacing-sm);
}

.product-price-box--kakaku {
  background: linear-gradient(135deg, #f0f4ff, #e8eeff);
  border-color: var(--color-wave);
}

.product-price-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.product-price-range {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  flex-wrap: wrap;
}

.product-price-yen {
  font-size: 1.5rem;
  font-weight: 800;
  color: #d32f2f;
  letter-spacing: -0.02em;
}

.product-price-sep {
  font-size: 1.1rem;
  color: var(--color-text-light);
}

.product-price-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  margin-top: 0.25rem;
}

.product-price-note {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.btn--rakuten {
  display: inline-block;
  margin-top: 0.5rem;
  background: #bf0000;
  color: var(--color-white);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  transition: background 0.2s;
}

.btn--rakuten:hover {
  background: #990000;
  color: var(--color-white);
}

.btn--kakaku {
  display: inline-block;
  margin-top: 0.25rem;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  transition: background 0.2s;
}

.btn--kakaku:hover {
  background: var(--color-deep);
  color: var(--color-white);
}

.product-cta-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: var(--spacing-xs);
}

.product-cta-row .btn {
  flex: 1;
  min-width: 180px;
}

.product-links {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  font-size: var(--font-size-sm);
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--color-primary);
  font-weight: 500;
}

.product-link:hover {
  color: var(--color-wave);
  text-decoration: underline;
}

@media (min-width: 768px) {
  .product-header-inner {
    grid-template-columns: 1fr 1fr;
  }
}

/* ==========================================================================
   Single Washer - Spec Highlights
   ========================================================================== */
.spec-highlights {
  padding: var(--spacing-xl) 0;
}

.spec-highlights-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-sm);
}

.spec-highlight-card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
}

.spec-highlight-icon {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.spec-highlight-value {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-deep);
  line-height: 1.2;
}

.spec-highlight-unit {
  font-size: var(--font-size-sm);
  font-weight: 400;
  color: var(--color-gray-500);
}

.spec-highlight-label {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-top: 0.25rem;
}

@media (min-width: 768px) {
  .spec-highlights-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

/* ==========================================================================
   Single Washer - Running Cost
   ========================================================================== */
.running-cost {
  background: var(--color-foam);
  padding: var(--spacing-xl) 0;
}

.cost-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-sm);
}

.cost-card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.cost-card-label {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-bottom: 0.5rem;
}

.cost-card-value {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-accent);
}

.cost-card-unit {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.cost-note {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-top: var(--spacing-sm);
}

@media (min-width: 768px) {
  .cost-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ==========================================================================
   Single Washer - Spec Table
   ========================================================================== */
.spec-table-section {
  padding: var(--spacing-xl) 0;
  background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-50) 100%);
}

.spec-table {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.spec-table-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  border-bottom: 1px solid var(--color-gray-200);
}

.spec-table-row:last-child {
  border-bottom: none;
}

.spec-table-label {
  background: var(--color-gray-50);
  padding: 0.75rem 1rem;
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--color-deep);
  border-right: 1px solid var(--color-gray-200);
}

.spec-table-value {
  padding: 0.75rem 1rem;
  font-size: var(--font-size-sm);
}

@media (max-width: 767px) {
  .spec-table-row {
    grid-template-columns: 1fr;
  }

  .spec-table-label {
    border-right: none;
    border-bottom: 1px solid var(--color-gray-200);
  }
}

/* ==========================================================================
   Single Washer - CTA Blocks
   ========================================================================== */
.cta-blocks {
  padding: var(--spacing-xl) 0;
  background: var(--color-gray-50);
}

.cta-blocks-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

.cta-block {
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--color-white);
}

.cta-block--repair {
  background: linear-gradient(135deg, #1e40af, var(--color-repair));
}

.cta-block--buyback {
  background: linear-gradient(135deg, #065f46, var(--color-buyback));
}

.cta-block--cleaning {
  background: linear-gradient(135deg, #0e7490, #06b6d4);
}

.cta-block--cleaning-na {
  background: var(--color-gray-100);
  color: var(--color-gray-700);
  border: 2px solid var(--color-gray-200);
}

.cta-block--cleaning-na .cta-block-title {
  color: var(--color-gray-700);
}

.cta-block--cleaning-na .cta-block-desc {
  color: var(--color-gray-500);
  opacity: 1;
}

.cta-badge {
  display: inline-block;
  font-size: 0.65rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  margin-left: 0.5rem;
  vertical-align: middle;
}

.cta-badge--limited {
  background: rgba(255,255,255,0.25);
  color: #fef08a;
}

.cta-badge--caution {
  background: rgba(255,255,255,0.25);
  color: #fde68a;
}

.cta-block-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.cta-block-title {
  font-size: var(--font-size-2xl);
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.cta-block-desc {
  font-size: var(--font-size-base);
  opacity: 0.9;
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-relaxed);
}

.cta-block .btn {
  background: var(--color-white);
  color: var(--color-deep);
  font-weight: 700;
}

.cta-block .btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
  .cta-blocks-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ==========================================================================
   Single Washer - Error Code Link
   ========================================================================== */
.washer-error-link { padding: var(--spacing-lg) 0; }
.washer-error-box {
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-left: 4px solid var(--color-repair);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
}
.washer-error-box p {
  margin-bottom: var(--spacing-sm);
  color: var(--color-gray-700);
  font-size: var(--font-size-sm);
}
.washer-error-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: var(--spacing-sm);
  align-items: center;
}
.washer-error-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  background: var(--color-repair);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  text-decoration: none;
  transition: opacity 0.15s;
}
.washer-error-badge:hover { opacity: 0.8; }
.washer-error-more {
  font-size: 0.75rem;
  color: var(--color-gray-500);
}
.washer-error-link-btn {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-repair);
  text-decoration: none;
}
.washer-error-link-btn:hover { text-decoration: underline; }

/* ==========================================================================
   Single Washer - Related
   ========================================================================== */
.related-washers {
  padding: var(--spacing-xl) 0;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-sm);
}

@media (min-width: 768px) {
  .related-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ==========================================================================
   Archive / Filter Layout
   ========================================================================== */
.archive-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl) 0;
}

.archive-main {
  min-width: 0;
}

.archive-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.archive-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.archive-count {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.archive-count strong {
  color: var(--color-deep);
  font-size: var(--font-size-lg);
}

.sort-bar select {
  appearance: none;
  -webkit-appearance: none;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-md);
  padding: 0.5rem 2rem 0.5rem 0.75rem;
  font-size: var(--font-size-sm);
  color: var(--color-deep);
  font-weight: 600;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%23555' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.6rem center;
  transition: border-color var(--transition-fast);
}

.sort-bar select:hover {
  border-color: var(--color-primary);
}

.sort-bar select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(0, 119, 190, 0.15);
}

@media (min-width: 768px) {
  .archive-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .archive-layout {
    grid-template-columns: 260px 1fr;
  }
}

/* ==========================================================================
   Filter Sidebar
   ========================================================================== */
.filter-sidebar {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-md);
  position: sticky;
  top: calc(var(--header-height) + var(--spacing-sm));
}

.filter-group {
  margin-bottom: var(--spacing-md);
}

.filter-group:last-child {
  margin-bottom: 0;
}

.filter-group-title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-deep);
  margin-bottom: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-foam);
}

.filter-options {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.filter-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0;
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  cursor: pointer;
}

.filter-option input[type="checkbox"],
.filter-option input[type="radio"] {
  accent-color: var(--color-primary);
}

.filter-option-count {
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--color-gray-500);
  background: var(--color-gray-100);
  padding: 0.1rem 0.4rem;
  border-radius: var(--border-radius-sm);
}

.filter-reset {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  cursor: pointer;
  margin-top: var(--spacing-sm);
  padding: 0.5rem 0;
}

.filter-reset:hover {
  color: var(--color-primary);
}

/* Mobile filter toggle */
.filter-toggle {
  display: block;
  width: 100%;
  padding: 0.75rem;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-md);
  font-weight: 600;
  color: var(--color-deep);
  margin-bottom: var(--spacing-sm);
}

@media (min-width: 1024px) {
  .filter-toggle {
    display: none;
  }

  .filter-sidebar {
    display: block !important;
  }
}

/* ==========================================================================
   Blog / News Cards
   ========================================================================== */
.blog-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.blog-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.blog-card-image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-gray-100);
}

.blog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-card-body {
  padding: var(--spacing-sm);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card-category {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  background: var(--color-foam);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  margin-bottom: 0.5rem;
  align-self: flex-start;
}

.blog-card-title {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-deep);
  margin-bottom: 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  line-height: var(--line-height-relaxed);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.blog-card-meta {
  font-size: 0.75rem;
  color: var(--color-gray-500);
  margin-top: auto;
}

.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ==========================================================================
   Article Content (Single Blog/News)
   ========================================================================== */
.article {
  padding: var(--spacing-xl) 0;
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.article-header {
  margin-bottom: var(--spacing-lg);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.article-category {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  background: var(--color-foam);
  color: var(--color-primary);
  font-weight: 600;
  border-radius: var(--border-radius-full);
  font-size: var(--font-size-sm);
}

.article-title {
  font-size: var(--font-size-3xl);
  color: var(--color-deep);
  line-height: var(--line-height-tight);
}

.article-thumbnail {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  margin-bottom: var(--spacing-lg);
}

.article-content {
  line-height: var(--line-height-relaxed);
}

.article-content h2 {
  font-size: var(--font-size-2xl);
  margin: var(--spacing-xl) 0 var(--spacing-md);
  padding-bottom: 0.5rem;
  border-bottom: 3px solid var(--color-foam);
}

.article-content h3 {
  font-size: var(--font-size-xl);
  margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.article-content p {
  margin-bottom: var(--spacing-md);
}

.article-content ul, .article-content ol {
  margin-bottom: var(--spacing-md);
  padding-left: 1.5rem;
}

.article-content ul {
  list-style: disc;
}

.article-content ol {
  list-style: decimal;
}

.article-content li {
  margin-bottom: 0.5rem;
}

.article-content blockquote {
  border-left: 4px solid var(--color-wave);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-gray-50);
  margin-bottom: var(--spacing-md);
  border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
}

.article-content table {
  margin-bottom: var(--spacing-md);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-md);
  overflow: hidden;
}

.article-content th {
  background: var(--color-gray-50);
  font-weight: 600;
  text-align: left;
}

.article-content th, .article-content td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-gray-200);
  font-size: var(--font-size-sm);
}

.article-content img {
  border-radius: var(--border-radius-md);
  margin: var(--spacing-sm) 0;
}

/* Product Review */
.product-review {
  margin-bottom: var(--spacing-xl);
}

.review-scores {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
}

.review-score-item {
  text-align: center;
  background: var(--color-white);
  border: 2px solid var(--color-foam);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md) var(--spacing-xs);
}

.review-score-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-gray-500);
  margin-bottom: 0.25rem;
}

.review-score-value {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
}

.review-score-stars {
  display: block;
  font-size: 0.9rem;
  letter-spacing: 1px;
  margin-top: 0.15rem;
}

.star-filled { color: #f59e0b; }
.star-empty { color: #e5e7eb; }

.review-score-value[data-score^="4.5"],
.review-score-value[data-score^="4.6"],
.review-score-value[data-score^="4.7"],
.review-score-value[data-score^="4.8"],
.review-score-value[data-score^="4.9"],
.review-score-value[data-score="5.0"] {
  color: #059669;
}

.review-score-value[data-score^="3."],
.review-score-value[data-score^="2."] {
  color: var(--color-accent);
}

.review-summary {
  margin-bottom: var(--spacing-lg);
}

.review-summary p {
  font-size: var(--font-size-base);
  line-height: 1.9;
  color: var(--color-gray-700);
  margin-bottom: var(--spacing-md);
}

.review-pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.review-pros,
.review-cons {
  padding: var(--spacing-md);
  border-radius: var(--border-radius-md);
}

.review-pros {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
}

.review-cons {
  background: #fef2f2;
  border: 1px solid #fecaca;
}

.review-pros h4 {
  color: #16a34a;
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.review-cons h4 {
  color: #dc2626;
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.review-pros ul,
.review-cons ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.review-pros li,
.review-cons li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

.review-pros li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: #16a34a;
  font-weight: 700;
}

.review-cons li::before {
  content: "\25B2";
  position: absolute;
  left: 0;
  color: #dc2626;
  font-size: 0.7rem;
  top: 0.3rem;
}

@media (max-width: 768px) {
  .review-scores {
    grid-template-columns: repeat(3, 1fr);
  }
  .review-pros-cons {
    grid-template-columns: 1fr;
  }
}

/* Sidebar */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.sidebar-widget {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-md);
}

.sidebar-widget-title {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-deep);
  margin-bottom: var(--spacing-sm);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-foam);
}

@media (min-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr 300px;
  }
}

/* ==========================================================================
   Front Page - Hero
   ========================================================================== */
.hero {
  margin-top: var(--header-height);
  background: linear-gradient(135deg, rgba(0, 59, 70, 0.85) 0%, rgba(7, 87, 91, 0.8) 50%, rgba(102, 165, 173, 0.75) 100%),
              url('images/hero-bg.jpg') center/cover no-repeat;
  color: var(--color-white);
  padding: var(--spacing-3xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(102, 165, 173, 0.2) 0%, transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius-full);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-md);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title {
  font-size: var(--font-size-4xl);
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
  line-height: var(--line-height-tight);
}

.hero-title .highlight {
  color: var(--color-accent);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-foam);
  margin-bottom: var(--spacing-xl);
  line-height: var(--line-height-relaxed);
}

@media (min-width: 768px) {
  .hero {
    padding: var(--spacing-3xl) 0 calc(var(--spacing-3xl) + 2rem);
  }

  .hero-title {
    font-size: var(--font-size-5xl);
  }
}

/* Hero Search */
.hero-search {
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
}

.hero-search-form {
  display: flex;
  background: var(--color-white);
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.hero-search-input {
  flex: 1;
  padding: 1rem 1.5rem;
  border: none;
  font-size: var(--font-size-lg);
  font-family: var(--font-family);
  color: var(--color-gray-700);
  outline: none;
}

.hero-search-input::placeholder {
  color: var(--color-gray-300);
}

.hero-search-btn {
  padding: 1rem 1.5rem;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--font-size-lg);
  font-weight: 600;
  transition: background var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-search-btn:hover {
  background: var(--color-wave);
}

.hero-search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-radius: 0 0 var(--border-radius-xl) var(--border-radius-xl);
  box-shadow: var(--shadow-lg);
  max-height: 300px;
  overflow-y: auto;
  display: none;
  z-index: 10;
}

.hero-search-suggestions.is-active {
  display: block;
}

.search-suggestion-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  color: var(--color-gray-700);
  transition: background var(--transition-fast);
  text-decoration: none;
  font-size: var(--font-size-sm);
}

.search-suggestion-item:hover {
  background: var(--color-foam);
}

.search-suggestion-model {
  font-weight: 700;
  color: var(--color-deep);
}

.search-suggestion-maker {
  color: var(--color-gray-500);
}

/* Hero Stats */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  max-width: 500px;
  margin: 0 auto;
}
.hero-stats--4col {
  grid-template-columns: repeat(4, 1fr);
  max-width: 600px;
}
@media (max-width: 480px) {
  .hero-stats--4col {
    grid-template-columns: repeat(2, 1fr);
  }
}

.hero-stat {
  text-align: center;
}

.hero-stat-number {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--color-white);
  display: block;
}

.hero-stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-foam);
}

/* ==========================================================================
   Front Page - Category Section
   ========================================================================== */
.category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.category-card {
  background: var(--color-white);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  text-decoration: none;
  border: 2px solid transparent;
}

.category-card:hover {
  border-color: var(--color-wave);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.category-card.is-active {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-blue);
}

.category-card-img {
  width: 120px;
  height: 120px;
  object-fit: contain;
  margin: 0 auto var(--spacing-sm);
  border-radius: var(--border-radius-md);
}

.category-card-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.category-card-title {
  font-size: var(--font-size-xl);
  color: var(--color-deep);
  margin-bottom: 0.25rem;
}

.category-card-count {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.category-card-soon {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  background: var(--color-gray-100);
  color: var(--color-gray-500);
  font-size: 0.75rem;
  border-radius: var(--border-radius-sm);
  margin-top: 0.5rem;
}

@media (min-width: 768px) {
  .category-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ==========================================================================
   Front Page - Popular Models
   ========================================================================== */
.popular-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .popular-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ==========================================================================
   Front Page - Makers Section
   ========================================================================== */
.maker-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
}

.maker-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--color-white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  text-decoration: none;
  color: var(--color-gray-700);
  font-weight: 500;
  font-size: var(--font-size-sm);
}

.maker-card:hover {
  box-shadow: var(--shadow-md);
  color: var(--color-primary);
}

.maker-card-count {
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--color-gray-500);
}

@media (min-width: 768px) {
  .maker-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ==========================================================================
   CTA Repair Section (Front Page)
   ========================================================================== */
.cta-repair-section {
  background: linear-gradient(135deg, rgba(30, 64, 175, 0.9), rgba(59, 130, 246, 0.85)),
              url('images/cta-repair-bg.jpg') center/cover no-repeat;
  color: var(--color-white);
}

.cta-repair-inner {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta-repair-title {
  font-size: var(--font-size-3xl);
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.cta-repair-desc {
  font-size: var(--font-size-lg);
  opacity: 0.9;
  margin-bottom: var(--spacing-lg);
  line-height: var(--line-height-relaxed);
}

/* ==========================================================================
   Pagination
   ========================================================================== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--spacing-xl);
}

.pagination a, .pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 0.5rem;
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.pagination a {
  color: var(--color-gray-700);
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.pagination a:hover {
  background: var(--color-foam);
  color: var(--color-primary);
}

.pagination .current {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-blue);
}

/* ==========================================================================
   Search Page
   ========================================================================== */
.search-results-header {
  margin-bottom: var(--spacing-lg);
}

.search-results-query {
  color: var(--color-primary);
  font-weight: 700;
}

/* ==========================================================================
   404 Page
   ========================================================================== */
.error-404 {
  text-align: center;
  padding: var(--spacing-3xl) 0;
}

.error-404-code {
  font-size: 8rem;
  font-weight: 900;
  color: var(--color-foam);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.error-404-title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-md);
}

.error-404-desc {
  color: var(--color-gray-500);
  margin-bottom: var(--spacing-xl);
}

/* ==========================================================================
   No Image Placeholder
   ========================================================================== */
.no-image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: var(--color-gray-100);
  color: var(--color-gray-300);
  font-size: 3rem;
}

/* ==========================================================================
   Taxonomy Maker Page
   ========================================================================== */
.maker-header {
  margin-top: var(--header-height);
  background: var(--color-gray-50);
  padding: var(--spacing-xl) 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.maker-header-inner {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.maker-header-title {
  font-size: var(--font-size-3xl);
}

.maker-header-count {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

/* ==========================================================================
   Front Page - Error Code Dictionary
   ========================================================================== */
.error-dict-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.error-dict-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-md);
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  text-decoration: none;
  color: var(--color-gray-700);
  position: relative;
}

.error-dict-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  color: var(--color-primary);
}

.error-dict-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: rgba(245, 158, 11, 0.1);
  color: var(--color-accent);
  border-radius: var(--border-radius-full);
  margin-bottom: var(--spacing-sm);
}

.error-dict-card-maker {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-deep);
  letter-spacing: 0.05em;
}

.error-dict-card-name {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-bottom: var(--spacing-xs);
}

.error-dict-card-count {
  font-size: var(--font-size-sm);
  color: var(--color-wave);
  font-weight: 600;
}

.error-dict-card-arrow {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  font-size: var(--font-size-xl);
  color: var(--color-gray-300);
  transition: all var(--transition-normal);
}

.error-dict-card:hover .error-dict-card-arrow {
  color: var(--color-primary);
  transform: translateX(4px);
}

@media (min-width: 768px) {
  .error-dict-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ==========================================================================
   Error Hub Page (v2)
   ========================================================================== */

/* --- Hero --- */
.ehub-hero {
  background: linear-gradient(135deg, var(--color-deep) 0%, #0a4a52 50%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: calc(var(--header-height) + var(--spacing-2xl)) 0 var(--spacing-xl);
}

.ehub-hero--index {
  text-align: center;
  padding-bottom: var(--spacing-2xl);
}

.ehub-hero-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-2xl);
}

.ehub-hero-content {
  flex: 1;
}

.ehub-hero-label {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  border-radius: var(--border-radius-full);
  margin-bottom: var(--spacing-sm);
}

.ehub-hero-title {
  font-size: var(--font-size-3xl);
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
  line-height: 1.4;
  font-weight: 800;
}

.ehub-hero-desc {
  font-size: var(--font-size-base);
  opacity: 0.85;
  line-height: 1.7;
  max-width: 520px;
}

.ehub-hero-credit {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  opacity: 0.6;
  margin-top: var(--spacing-md);
}

.ehub-hero-credit svg {
  flex-shrink: 0;
}

/* Hero Stats */
.ehub-hero-stats {
  display: flex;
  gap: var(--spacing-md);
  flex-shrink: 0;
}

.ehub-hero-stat {
  text-align: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  min-width: 100px;
}

.ehub-hero-stat-num {
  display: block;
  font-size: var(--font-size-3xl);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 0.25rem;
}

.ehub-hero-stat--repair .ehub-hero-stat-num { color: #f87171; }
.ehub-hero-stat--user .ehub-hero-stat-num { color: #34d399; }

.ehub-hero-stat-label {
  font-size: 0.7rem;
  opacity: 0.7;
  white-space: nowrap;
}

/* --- Search Bar --- */
.ehub-search {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: var(--header-height);
  z-index: 90;
}

.ehub-search-inner {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.ehub-search-icon {
  color: var(--color-gray-500);
  flex-shrink: 0;
}

.ehub-search-input {
  flex: 1;
  min-width: 200px;
  padding: 0.6rem 1rem;
  border: 2px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  transition: border-color 0.2s;
  outline: none;
}

.ehub-search-input:focus {
  border-color: var(--color-primary);
}

.ehub-search-filter {
  display: flex;
  gap: 0.35rem;
}

.ehub-filter-btn {
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-full);
  background: var(--color-white);
  font-size: 0.8rem;
  font-family: var(--font-family);
  color: var(--color-gray-500);
  cursor: pointer;
  transition: all 0.2s;
}

.ehub-filter-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.ehub-filter-btn--active {
  background: var(--color-deep);
  border-color: var(--color-deep);
  color: var(--color-white);
}

/* --- Body / Layout --- */
.ehub-body {
  padding: var(--spacing-xl) 0;
}

.ehub-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

@media (min-width: 1024px) {
  .ehub-layout {
    grid-template-columns: 1fr 260px;
  }
}

/* --- Section Headers --- */
.ehub-section {
  margin-bottom: var(--spacing-2xl);
}

.ehub-section-head {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-md);
  border-left: 4px solid var(--color-gray-300);
}

.ehub-section-head--repair { border-left-color: #dc2626; }
.ehub-section-head--user { border-left-color: #10b981; }

.ehub-section-head-top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.ehub-section-head--repair .ehub-section-head-top { color: #dc2626; }
.ehub-section-head--user .ehub-section-head-top { color: #10b981; }

.ehub-section-head h2 {
  font-size: var(--font-size-xl);
  color: var(--color-deep);
  flex: 1;
  margin: 0;
}

.ehub-section-count {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  background: var(--color-gray-100);
  border-radius: var(--border-radius-full);
  color: var(--color-gray-700);
}

.ehub-section-desc {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  line-height: 1.6;
}

.ehub-section-desc strong {
  color: #dc2626;
}

/* --- Table --- */
.ehub-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: var(--spacing-sm);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-gray-200);
}

.ehub-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.ehub-table thead {
  background: var(--color-gray-50);
}

.ehub-table th {
  padding: 0.65rem 1rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-bottom: 1px solid var(--color-gray-200);
  white-space: nowrap;
}

.ehub-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-gray-100);
  vertical-align: top;
  line-height: 1.5;
}

.ehub-table tbody tr:last-child td {
  border-bottom: none;
}

/* Left border color coding */
.ehub-table--repair .ehub-row {
  border-left: 3px solid transparent;
}

.ehub-table--repair .ehub-row:hover {
  background: var(--color-gray-50);
  border-left-color: #dc2626;
}

.ehub-table--user .ehub-row {
  border-left: 3px solid transparent;
}

.ehub-table--user .ehub-row:hover {
  background: var(--color-gray-50);
  border-left-color: #10b981;
}

.ehub-row--danger {
  background: rgba(220, 38, 38, 0.03);
  border-left-color: #dc2626 !important;
}

.ehub-row--danger:hover {
  background: rgba(220, 38, 38, 0.06) !important;
}

.ehub-th-code,
.ehub-td-code {
  width: 130px;
  min-width: 100px;
}

/* Badge */
.ehub-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  font-family: 'Courier New', Consolas, monospace;
  font-weight: 700;
  font-size: 0.82rem;
  border-radius: 4px;
  letter-spacing: 0.02em;
}

.ehub-badge--repair {
  background: rgba(220, 38, 38, 0.08);
  color: #dc2626;
}

.ehub-badge--user {
  background: rgba(16, 185, 129, 0.08);
  color: #059669;
}

.ehub-danger-tag {
  display: inline-block;
  margin-left: 0.25rem;
  padding: 0.08rem 0.35rem;
  font-size: 0.65rem;
  font-weight: 700;
  background: #dc2626;
  color: var(--color-white);
  border-radius: 3px;
  vertical-align: middle;
}

a.ehub-badge {
  text-decoration: none;
  transition: all 0.15s;
}

a.ehub-badge:hover {
  opacity: 0.8;
  transform: scale(1.05);
}

.ehub-detail-link {
  color: var(--color-gray-700);
  text-decoration: none;
  transition: color 0.15s;
}

.ehub-detail-link:hover {
  color: var(--color-primary);
}

/* --- CTA (Repair) --- */
.ehub-cta--repair {
  background: linear-gradient(135deg, var(--color-deep), var(--color-primary));
  color: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  margin-top: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.ehub-cta-content {
  flex: 1;
}

.ehub-cta-content strong {
  display: block;
  font-size: var(--font-size-lg);
  margin-bottom: 0.3rem;
}

.ehub-cta-content p {
  font-size: var(--font-size-sm);
  opacity: 0.85;
  margin: 0;
  line-height: 1.5;
}

.ehub-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1.5rem;
  background: var(--color-white);
  color: var(--color-deep);
  font-weight: 700;
  font-size: var(--font-size-sm);
  border-radius: var(--border-radius-lg);
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.2s;
  flex-shrink: 0;
}

.ehub-cta-btn:hover {
  background: var(--color-foam);
  transform: translateX(2px);
}

/* --- CTA (User Warning) --- */
.ehub-cta--user-warn {
  margin-top: var(--spacing-md);
  background: #fffbeb;
  border: 1px solid #fbbf24;
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
}

.ehub-cta-warn-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #92400e;
  margin-bottom: var(--spacing-sm);
}

.ehub-cta-warn-head strong {
  font-size: var(--font-size-base);
}

.ehub-cta-warn-list {
  margin: 0 0 var(--spacing-sm) 0;
  padding: 0 0 0 1.25rem;
  color: var(--color-gray-700);
  font-size: var(--font-size-sm);
  line-height: 1.8;
}

.ehub-cta-warn-list li::marker {
  color: #f59e0b;
}

.ehub-cta-warn-note {
  font-size: 0.8rem;
  color: var(--color-gray-500);
  margin: 0 0 var(--spacing-sm);
  line-height: 1.5;
}

.ehub-cta-warn-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.2rem;
  background: #92400e;
  color: var(--color-white);
  font-weight: 600;
  font-size: var(--font-size-sm);
  border-radius: var(--border-radius-lg);
  text-decoration: none;
  transition: all 0.2s;
}

.ehub-cta-warn-btn:hover {
  background: #78350f;
}

/* --- No Results --- */
.ehub-no-results {
  text-align: center;
  padding: var(--spacing-2xl) 0;
  color: var(--color-gray-500);
}

.ehub-no-results svg {
  margin-bottom: var(--spacing-sm);
  opacity: 0.3;
}

.ehub-no-results p {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.ehub-no-results span {
  font-size: var(--font-size-sm);
}

/* --- SEO Content --- */
.ehub-seo {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-gray-200);
}

.ehub-seo-title {
  font-size: var(--font-size-xl);
  color: var(--color-deep);
  margin-bottom: var(--spacing-md);
}

.ehub-seo-overview {
  margin-bottom: var(--spacing-lg);
}

.ehub-seo-overview p {
  font-size: var(--font-size-sm);
  line-height: 1.8;
  color: var(--color-gray-700);
}

.ehub-seo-caution {
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.ehub-seo-caution-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #dc2626;
  margin-bottom: 0.5rem;
}

.ehub-seo-caution p {
  font-size: var(--font-size-sm);
  line-height: 1.7;
  color: var(--color-gray-700);
  margin: 0;
}

/* --- FAQ --- */
.ehub-faq {
  margin-top: var(--spacing-md);
}

.ehub-faq-title {
  font-size: var(--font-size-lg);
  color: var(--color-deep);
  margin-bottom: var(--spacing-md);
}

.ehub-faq-item {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-md);
  margin-bottom: 0.5rem;
  overflow: hidden;
}

.ehub-faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--color-white);
  border: none;
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-family: var(--font-family);
  font-weight: 600;
  color: var(--color-gray-900);
  text-align: left;
  transition: background 0.15s;
}

.ehub-faq-q:hover {
  background: var(--color-gray-50);
}

.ehub-faq-arrow {
  flex-shrink: 0;
  color: var(--color-gray-500);
  transition: transform 0.25s;
}

.ehub-faq-q[aria-expanded="true"] .ehub-faq-arrow {
  transform: rotate(180deg);
}

.ehub-faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.ehub-faq-a p {
  padding: 0 1rem 1rem;
  font-size: var(--font-size-sm);
  line-height: 1.8;
  color: var(--color-gray-700);
  margin: 0;
}

/* --- Sidebar --- */
.ehub-sidebar {
  display: none;
}

@media (min-width: 1024px) {
  .ehub-sidebar {
    display: block;
  }
}

.ehub-sidebar-sticky {
  position: sticky;
  top: calc(var(--header-height) + 70px);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.ehub-sidebar-box {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
}

.ehub-sidebar-heading {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-deep);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--color-wave);
}

.ehub-sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.ehub-sidebar-nav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  padding: 0.3rem 0;
  text-decoration: none;
  transition: color 0.15s;
}

.ehub-sidebar-nav a:hover {
  color: var(--color-primary);
}

.ehub-sidebar-count {
  font-size: 0.75rem;
  color: var(--color-gray-500);
  background: var(--color-gray-100);
  padding: 0.1rem 0.4rem;
  border-radius: var(--border-radius-full);
}

.ehub-sidebar-cta {
  background: var(--color-deep);
  color: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  text-align: center;
}

.ehub-sidebar-cta-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  opacity: 0.9;
}

.ehub-sidebar-cta-btn {
  display: block;
  padding: 0.6rem;
  background: var(--color-white);
  color: var(--color-deep);
  font-weight: 700;
  font-size: var(--font-size-sm);
  border-radius: var(--border-radius-md);
  text-decoration: none;
  transition: all 0.2s;
}

.ehub-sidebar-cta-btn:hover {
  background: var(--color-foam);
}

.ehub-sidebar-cta-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  background: #fbbf24;
  color: #78350f;
  font-size: 0.65rem;
  font-weight: 700;
  border-radius: var(--border-radius-full);
  margin-bottom: 0.4rem;
}

.ehub-sidebar-cta-sub {
  display: block;
  font-size: 0.7rem;
  opacity: 0.7;
  margin-top: 0.4rem;
}

/* --- Other Makers Section --- */
.ehub-others {
  background: var(--color-gray-50);
  padding: var(--spacing-2xl) 0;
}

/* --- Floating CTA (Mobile) --- */
.ehub-float-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0.75rem var(--spacing-md);
  background: var(--color-deep);
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.ehub-float-cta--visible {
  transform: translateY(0);
}

.ehub-float-cta a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem;
  background: var(--color-white);
  color: var(--color-deep);
  font-weight: 700;
  font-size: var(--font-size-sm);
  border-radius: var(--border-radius-md);
  text-decoration: none;
}

/* --- Mobile Responsive --- */
@media (max-width: 767px) {
  .ehub-hero {
    padding-top: calc(var(--header-height) + var(--spacing-lg));
  }

  .ehub-hero-inner {
    flex-direction: column;
    gap: var(--spacing-lg);
  }

  .ehub-hero-title {
    font-size: var(--font-size-2xl);
  }

  .ehub-hero-stats {
    width: 100%;
    justify-content: space-between;
  }

  .ehub-hero-stat {
    flex: 1;
    padding: var(--spacing-sm);
    min-width: auto;
  }

  .ehub-hero-stat-num {
    font-size: var(--font-size-2xl);
  }

  .ehub-hero-credit {
    font-size: 0.65rem;
  }

  .ehub-search-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .ehub-search-icon {
    display: none;
  }

  .ehub-search-filter {
    justify-content: center;
  }

  /* Mobile card reflow for tables */
  .ehub-table thead {
    display: none;
  }

  .ehub-table,
  .ehub-table tbody {
    display: block;
  }

  .ehub-row {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-100);
    border-left-width: 4px !important;
  }

  .ehub-table--repair .ehub-row {
    border-left-color: rgba(220, 38, 38, 0.3);
  }

  .ehub-table--user .ehub-row {
    border-left-color: rgba(16, 185, 129, 0.3);
  }

  .ehub-row--danger {
    border-left-color: #dc2626 !important;
  }

  .ehub-td-code,
  .ehub-row td {
    display: block;
    padding: 0.2rem 0;
    border: none;
    width: auto;
    min-width: auto;
  }

  .ehub-td-code {
    margin-bottom: 0.25rem;
  }

  .ehub-row td:nth-child(2)::before {
    content: '症状：';
    font-weight: 600;
    color: var(--color-gray-500);
    font-size: 0.75rem;
  }

  .ehub-table--repair .ehub-row td:nth-child(3)::before {
    content: '修理：';
    font-weight: 600;
    color: var(--color-gray-500);
    font-size: 0.75rem;
  }

  .ehub-table--user .ehub-row td:nth-child(3)::before {
    content: '対処：';
    font-weight: 600;
    color: var(--color-gray-500);
    font-size: 0.75rem;
  }

  .ehub-cta--repair {
    flex-direction: column;
    text-align: center;
  }

  .ehub-cta-btn {
    width: 100%;
    justify-content: center;
  }

  .ehub-float-cta {
    display: block;
  }
}

@media (max-width: 480px) {
  .ehub-hero-stat-num {
    font-size: var(--font-size-xl);
  }

  .ehub-hero-stat-label {
    font-size: 0.6rem;
  }
}

/* ==========================================================================
   Error Single Page
   ========================================================================== */

/* --- Hero --- */
.esingle-hero {
  padding: calc(var(--header-height) + var(--spacing-xl)) 0 var(--spacing-lg);
  color: var(--color-white);
}

.esingle-hero--repair {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

.esingle-hero--user {
  background: linear-gradient(135deg, var(--color-deep) 0%, #0a4a52 50%, var(--color-primary) 100%);
}

.esingle-hero-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.esingle-back {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: color 0.15s;
}

.esingle-back:hover {
  color: var(--color-white);
}

.esingle-hero-badge {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--border-radius-full);
}

.esingle-hero-badge--repair {
  background: rgba(220, 38, 38, 0.2);
  border: 1px solid rgba(220, 38, 38, 0.4);
  color: #fca5a5;
}

.esingle-hero-badge--user {
  background: rgba(16, 185, 129, 0.2);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #6ee7b7;
}

.esingle-hero-code {
  font-family: 'Courier New', Consolas, monospace;
  font-size: var(--font-size-4xl);
  font-weight: 800;
  letter-spacing: 0.05em;
  opacity: 0.9;
  margin-bottom: 0.25rem;
}

.esingle-hero-title {
  font-size: var(--font-size-2xl);
  color: var(--color-white);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: var(--spacing-sm);
}

.esingle-hero-desc {
  font-size: var(--font-size-base);
  opacity: 0.7;
}

.esingle-hero-danger {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--spacing-md);
  padding: 0.75rem 1rem;
  background: rgba(220, 38, 38, 0.15);
  border: 1px solid rgba(220, 38, 38, 0.3);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: #fca5a5;
}

/* --- Body / Layout --- */
.esingle-body {
  padding: var(--spacing-xl) 0 var(--spacing-2xl);
}

.esingle-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

@media (min-width: 1024px) {
  .esingle-layout {
    grid-template-columns: 1fr 260px;
  }
}

/* --- Sections --- */
.esingle-section {
  margin-bottom: var(--spacing-xl);
}

.esingle-h2 {
  font-size: var(--font-size-xl);
  color: var(--color-deep);
  padding-left: var(--spacing-sm);
  border-left: 4px solid var(--color-primary);
  margin-bottom: var(--spacing-md);
  line-height: 1.4;
}

.esingle-h3 {
  font-size: var(--font-size-lg);
  color: var(--color-deep);
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.esingle-section p {
  font-size: var(--font-size-sm);
  line-height: 1.8;
  color: var(--color-gray-700);
  margin-bottom: var(--spacing-sm);
}

.esingle-section strong {
  color: var(--color-gray-900);
}

/* --- Causes --- */
.esingle-causes {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: var(--spacing-sm);
}

.esingle-cause {
  display: flex;
  gap: 0.75rem;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-gray-50);
  border-radius: var(--border-radius-md);
  border-left: 3px solid var(--color-wave);
}

.esingle-cause-num {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: var(--border-radius-full);
}

.esingle-cause-body strong {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-deep);
  margin-bottom: 0.15rem;
}

.esingle-cause-body p {
  font-size: 0.8rem;
  margin: 0;
  color: var(--color-gray-500);
}

/* --- Steps --- */
.esingle-steps {
  counter-reset: step;
  margin: 0;
  padding: 0;
  list-style: none;
}

.esingle-step {
  position: relative;
  padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 3.5rem;
  margin-bottom: 0.5rem;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-md);
  counter-increment: step;
}

.esingle-step::before {
  content: 'STEP ' counter(step);
  position: absolute;
  left: 0.75rem;
  top: 0.85rem;
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.05em;
}

.esingle-step strong {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-deep);
  margin-bottom: 0.2rem;
}

.esingle-step p {
  font-size: 0.82rem;
  margin: 0;
  color: var(--color-gray-500);
  line-height: 1.6;
}

/* --- Alert --- */
.esingle-alert {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-md);
}

.esingle-alert--warn {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

.esingle-alert--warn svg {
  flex-shrink: 0;
  margin-top: 0.15rem;
  color: #dc2626;
}

.esingle-alert p {
  margin: 0;
  font-size: var(--font-size-sm);
  color: #991b1b;
}

/* --- Check List --- */
.esingle-check-list {
  margin: var(--spacing-sm) 0;
  padding: 0 0 0 1.25rem;
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  line-height: 1.8;
}

.esingle-check-list li::marker {
  color: #dc2626;
}

/* --- Cost Box --- */
.esingle-cost-box {
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
}

.esingle-cost-box p {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-deep);
  margin: 0 0 0.25rem;
}

.esingle-cost-note {
  font-size: 0.75rem;
  color: var(--color-gray-500);
}

/* --- CTA --- */
.esingle-cta {
  margin: var(--spacing-xl) 0;
}

.esingle-cta-inner {
  background: linear-gradient(135deg, var(--color-deep), var(--color-primary));
  color: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
}

.esingle-cta-inner strong {
  display: block;
  font-size: var(--font-size-lg);
  color: var(--color-white);
  margin-bottom: 0.3rem;
}

.esingle-cta-inner p {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.85);
  margin: 0 0 var(--spacing-md);
}

.esingle-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 2rem;
  background: var(--color-white);
  color: var(--color-deep);
  font-weight: 700;
  font-size: var(--font-size-sm);
  border-radius: var(--border-radius-lg);
  text-decoration: none;
  transition: all 0.2s;
}

.esingle-cta-btn:hover {
  background: var(--color-foam);
  transform: translateY(-1px);
}

.esingle-cta-badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  background: #fbbf24;
  color: #78350f;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: var(--border-radius-full);
  margin-bottom: 0.4rem;
}

.esingle-cta-points {
  display: flex;
  gap: 0.75rem;
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}

.esingle-cta-points span {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.8rem;
  opacity: 0.9;
}

.esingle-cta-points span::before {
  content: '\2713';
  font-weight: 700;
  color: #fbbf24;
}

/* --- Related Errors --- */
.esingle-related {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.esingle-related-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-md);
  text-decoration: none;
  transition: all 0.15s;
}

.esingle-related-item:hover {
  background: var(--color-gray-50);
  border-color: var(--color-primary);
}

.esingle-related-code {
  font-family: 'Courier New', Consolas, monospace;
  font-weight: 700;
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  min-width: 60px;
}

.esingle-related-desc {
  font-size: 0.82rem;
  color: var(--color-gray-500);
}

.esingle-related-more {
  margin-top: var(--spacing-sm);
}

.esingle-related-more a {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
}

/* --- FAQ --- */
.esingle-faq-item {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-md);
  margin-bottom: 0.5rem;
  overflow: hidden;
}

.esingle-faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--color-white);
  border: none;
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-family: var(--font-family);
  font-weight: 600;
  color: var(--color-gray-900);
  text-align: left;
  transition: background 0.15s;
}

.esingle-faq-q:hover { background: var(--color-gray-50); }

.esingle-faq-arrow {
  flex-shrink: 0;
  color: var(--color-gray-500);
  transition: transform 0.25s;
}

.esingle-faq-q[aria-expanded="true"] .esingle-faq-arrow {
  transform: rotate(180deg);
}

.esingle-faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.esingle-faq-a p {
  padding: 0 1rem 1rem;
  margin: 0;
}

/* --- Sidebar --- */
.esingle-sidebar {
  display: none;
}

@media (min-width: 1024px) {
  .esingle-sidebar { display: block; }
}

.esingle-sidebar-sticky {
  position: sticky;
  top: calc(var(--header-height) + var(--spacing-md));
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.esingle-sidebar-box {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
}

.esingle-sidebar-heading {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-deep);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--color-wave);
}

.esingle-sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.esingle-sidebar-nav a {
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  text-decoration: none;
  padding: 0.2rem 0;
}

.esingle-sidebar-nav a:hover { color: var(--color-primary); }

.esingle-sidebar-dl {
  margin: 0;
}

.esingle-sidebar-dl dt {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.5rem;
}

.esingle-sidebar-dl dt:first-child { margin-top: 0; }

.esingle-sidebar-dl dd {
  font-size: var(--font-size-sm);
  color: var(--color-gray-900);
  margin: 0.1rem 0 0;
}

.esingle-severity {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 3px;
}

.esingle-severity--danger { background: #fef2f2; color: #dc2626; }
.esingle-severity--repair { background: #fef2f2; color: #dc2626; }
.esingle-severity--user { background: #ecfdf5; color: #059669; }

.esingle-sidebar-cta {
  background: var(--color-deep);
  color: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  text-align: center;
}

.esingle-sidebar-cta p {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  opacity: 0.9;
}

.esingle-sidebar-cta-btn {
  display: block;
  padding: 0.6rem;
  background: var(--color-white);
  color: var(--color-deep);
  font-weight: 700;
  font-size: var(--font-size-sm);
  border-radius: var(--border-radius-md);
  text-decoration: none;
  transition: all 0.2s;
}

.esingle-sidebar-cta-btn:hover { background: var(--color-foam); }

.esingle-sidebar-cta-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  background: #fbbf24;
  color: #78350f;
  font-size: 0.65rem;
  font-weight: 700;
  border-radius: var(--border-radius-full);
  margin-bottom: 0.4rem;
}

.esingle-sidebar-cta-sub {
  display: block;
  font-size: 0.7rem;
  opacity: 0.7;
  margin-top: 0.4rem;
}

.esingle-official-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  text-decoration: none;
  transition: color 0.15s;
}

.esingle-official-link:hover {
  color: var(--color-primary);
}

/* --- Mobile --- */
@media (max-width: 767px) {
  .esingle-hero-code { font-size: var(--font-size-3xl); }
  .esingle-hero-title { font-size: var(--font-size-xl); }

  .esingle-step {
    padding-left: var(--spacing-md);
    padding-top: 2rem;
  }

  .esingle-step::before {
    top: 0.5rem;
    left: 0.75rem;
  }

  .esingle-hero-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */
@media print {
  .site-header,
  .site-footer,
  .mobile-menu,
  .overlay,
  .cta-blocks,
  .filter-sidebar,
  .sidebar {
    display: none !important;
  }

  .product-header {
    margin-top: 0;
  }

  body {
    font-size: 12pt;
    color: #000;
  }
}

/* ===== Trouble Shooting Pages ===== */

/* Hero */
.trouble-hero {
  background: linear-gradient(135deg, var(--color-deep) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: var(--spacing-2xl) 0 var(--spacing-xl);
  text-align: center;
}
.trouble-hero--index {
  padding: var(--spacing-3xl) 0 var(--spacing-2xl);
}
.trouble-hero-inner {
  max-width: 700px;
  margin: 0 auto;
}
.trouble-hero-icon {
  margin-bottom: var(--spacing-sm);
  opacity: 0.9;
}
.trouble-hero-icon svg {
  width: 48px;
  height: 48px;
}
.trouble-hero-label {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.8;
  margin-bottom: var(--spacing-xs);
}
.trouble-hero-title {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-xs);
}
.trouble-hero-subtitle {
  font-size: var(--font-size-xl);
  font-weight: 600;
  opacity: 0.9;
  margin-bottom: var(--spacing-sm);
}
.trouble-hero-desc {
  font-size: var(--font-size-base);
  opacity: 0.85;
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}
.trouble-hero-severity {
  display: inline-block;
  padding: 4px 16px;
  border-radius: var(--border-radius-full);
  font-size: var(--font-size-sm);
  font-weight: 700;
}
.trouble-hero-severity--low { background: #10b981; }
.trouble-hero-severity--medium { background: #f59e0b; color: #000; }
.trouble-hero-severity--high { background: #ef4444; }
.trouble-hero-severity--critical { background: #dc2626; }

/* Body Layout */
.trouble-body {
  padding: var(--spacing-xl) 0;
}
.trouble-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--spacing-xl);
  align-items: start;
}

/* Main */
.trouble-main {
  min-width: 0;
}
.trouble-section {
  margin-bottom: var(--spacing-2xl);
}
.trouble-h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-deep);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-xs);
  border-bottom: 3px solid var(--color-primary);
}
.trouble-section-desc {
  color: var(--color-gray-600);
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-relaxed);
}

/* Checklist */
.trouble-checklist {
  background: var(--color-foam);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
}
.trouble-checklist-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) 0;
  cursor: pointer;
  line-height: var(--line-height-normal);
}
.trouble-checklist-item input[type="checkbox"] {
  margin-top: 4px;
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
}
.trouble-checklist-item + .trouble-checklist-item {
  border-top: 1px solid rgba(0,0,0,0.08);
}
.trouble-checklist-note {
  margin-top: var(--spacing-sm);
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
}

/* Causes */
.trouble-causes {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.trouble-cause {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  transition: box-shadow var(--transition-normal);
}
.trouble-cause:hover {
  box-shadow: var(--shadow-md);
}
.trouble-cause-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-xs);
}
.trouble-cause-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-deep);
  color: var(--color-white);
  font-weight: 700;
  font-size: var(--font-size-sm);
  flex-shrink: 0;
}
.trouble-cause-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-gray-900);
  flex: 1;
  min-width: 0;
}
.trouble-cause-badges {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}
.trouble-cause-severity {
  display: inline-block;
  padding: 2px 10px;
  border-radius: var(--border-radius-full);
  font-size: 12px;
  font-weight: 700;
  color: var(--color-white);
}
.trouble-cause-severity--low { background: #10b981; }
.trouble-cause-severity--medium { background: #f59e0b; color: #000; }
.trouble-cause-severity--high { background: #ef4444; }
.trouble-cause-severity--critical { background: #dc2626; }
.trouble-cause-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: var(--border-radius-full);
  font-size: 12px;
  font-weight: 700;
}
.trouble-cause-badge--self {
  background: #ecfdf5;
  color: #059669;
  border: 1px solid #a7f3d0;
}
.trouble-cause-badge--pro {
  background: #fef2f2;
  color: #dc2626;
  border: 1px solid #fecaca;
}
.trouble-cause-detail {
  color: var(--color-gray-700);
  line-height: var(--line-height-relaxed);
  font-size: var(--font-size-base);
}

/* Steps */
.trouble-steps {
  position: relative;
  padding-left: 24px;
}
.trouble-steps::before {
  content: '';
  position: absolute;
  left: 11px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-foam);
}
.trouble-step {
  position: relative;
  padding: var(--spacing-sm) 0 var(--spacing-md) var(--spacing-md);
}
.trouble-step::before {
  content: '';
  position: absolute;
  left: -17px;
  top: 22px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 2px solid var(--color-white);
  box-shadow: 0 0 0 2px var(--color-primary);
}
.trouble-step-num {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}
.trouble-step-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 6px;
}
.trouble-step-detail {
  color: var(--color-gray-700);
  line-height: var(--line-height-relaxed);
}

/* Error Code Tabs */
.trouble-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}
.trouble-tab {
  padding: 8px 16px;
  border: 2px solid var(--color-gray-200);
  border-radius: var(--border-radius-md);
  background: var(--color-white);
  font-weight: 600;
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
}
.trouble-tab:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.trouble-tab--active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}
.trouble-tab-count {
  font-size: 11px;
  opacity: 0.8;
}
.trouble-error-panel {
  display: none;
}
.trouble-error-panel--active {
  display: block;
}

/* Error Table */
.trouble-error-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}
.trouble-error-table th {
  background: var(--color-gray-50);
  padding: 8px 12px;
  text-align: left;
  font-weight: 700;
  color: var(--color-gray-700);
  border-bottom: 2px solid var(--color-gray-200);
}
.trouble-error-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-gray-100);
  color: var(--color-gray-700);
}
.trouble-error-code {
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}
.trouble-error-code:hover {
  text-decoration: underline;
}
.trouble-error-cat {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--border-radius-full);
  font-size: 11px;
  font-weight: 700;
}
.trouble-error-cat--repair {
  background: #fef2f2;
  color: #dc2626;
}
.trouble-error-cat--user {
  background: #ecfdf5;
  color: #059669;
}
.trouble-error-all {
  display: inline-block;
  margin-top: var(--spacing-sm);
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  font-size: var(--font-size-sm);
}
.trouble-error-all:hover {
  text-decoration: underline;
}

/* When Pro */
.trouble-when-pro {
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-left: 4px solid #dc2626;
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
}
.trouble-when-pro p {
  font-weight: 600;
  color: var(--color-gray-800);
  margin-bottom: var(--spacing-xs);
}
.trouble-when-pro ul {
  margin: 0;
  padding-left: var(--spacing-md);
}
.trouble-when-pro li {
  color: var(--color-gray-700);
  line-height: var(--line-height-relaxed);
  padding: 2px 0;
}

/* Cost Table */
.trouble-cost-table {
  width: 100%;
  border-collapse: collapse;
}
.trouble-cost-table th {
  background: var(--color-gray-50);
  padding: 10px 16px;
  text-align: left;
  font-weight: 700;
  color: var(--color-gray-700);
  border-bottom: 2px solid var(--color-gray-200);
}
.trouble-cost-table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--color-gray-100);
}
.trouble-cost-value {
  font-weight: 700;
  color: var(--color-deep);
}
.trouble-cost-note {
  margin-top: var(--spacing-xs);
  color: var(--color-gray-500);
  font-size: var(--font-size-sm);
}

/* CTA */
.trouble-cta {
  background: linear-gradient(135deg, var(--color-deep) 0%, var(--color-primary) 100%);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--color-white);
}
.trouble-cta-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}
.trouble-cta-desc {
  opacity: 0.9;
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-relaxed);
}
.trouble-cta-points {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}
.trouble-cta-points span {
  font-size: var(--font-size-sm);
  font-weight: 600;
  opacity: 0.9;
}
.trouble-cta-points span::before {
  content: '\2713 ';
}

/* FAQ */
.trouble-faq {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}
.trouble-faq-item + .trouble-faq-item {
  border-top: 1px solid var(--color-gray-200);
}
.trouble-faq-q {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--color-white);
  border: none;
  text-align: left;
  cursor: pointer;
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-gray-800);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-sm);
  transition: background var(--transition-fast);
}
.trouble-faq-q:hover {
  background: var(--color-gray-50);
}
.trouble-faq-toggle {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
}
.trouble-faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}
.trouble-faq-a p {
  padding: 0 var(--spacing-md) var(--spacing-md);
  color: var(--color-gray-700);
  line-height: var(--line-height-relaxed);
}

/* Sidebar */
.trouble-sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--spacing-md));
}
.trouble-sidebar-box {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}
.trouble-sidebar-heading {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-deep);
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-xs);
  border-bottom: 2px solid var(--color-foam);
}
.trouble-sidebar-nav {
  list-style: none;
  margin: 0;
  padding: 0;
}
.trouble-sidebar-nav li {
  padding: 6px 0;
  border-bottom: 1px solid var(--color-gray-100);
}
.trouble-sidebar-nav li:last-child {
  border-bottom: none;
}
.trouble-sidebar-nav a {
  color: var(--color-gray-700);
  text-decoration: none;
  font-size: var(--font-size-sm);
  display: block;
  transition: color var(--transition-fast);
}
.trouble-sidebar-nav a:hover {
  color: var(--color-primary);
}
.trouble-sidebar-cta {
  background: linear-gradient(135deg, var(--color-deep), var(--color-primary));
  color: var(--color-white);
  text-align: center;
  border: none;
}
.trouble-sidebar-cta .trouble-sidebar-heading {
  color: var(--color-white);
  border-bottom-color: rgba(255,255,255,0.3);
}
.trouble-sidebar-cta p {
  font-size: var(--font-size-sm);
  opacity: 0.9;
}

/* Index Grid */
.trouble-index-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-md);
}
.trouble-index-grid--full .trouble-index-card {
  flex-direction: row;
  text-align: left;
  padding: var(--spacing-md) var(--spacing-lg);
}
.trouble-index-grid--full {
  grid-template-columns: 1fr;
  gap: var(--spacing-sm);
}
.trouble-index-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--spacing-md);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  text-decoration: none;
  color: var(--color-gray-800);
  transition: all var(--transition-normal);
  gap: var(--spacing-xs);
}
.trouble-index-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.trouble-index-card-icon {
  color: var(--color-primary);
}
.trouble-index-card-icon svg {
  width: 32px;
  height: 32px;
}
.trouble-index-card-name {
  font-weight: 700;
  font-size: var(--font-size-lg);
  color: var(--color-deep);
}
.trouble-index-card-desc {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: var(--line-height-normal);
}
.trouble-index-card-arrow {
  color: var(--color-primary);
  font-size: var(--font-size-xl);
  font-weight: 700;
  transition: transform var(--transition-fast);
}
.trouble-index-card:hover .trouble-index-card-arrow {
  transform: translateX(4px);
}

/* Others Section */
.trouble-others .trouble-index-grid {
  grid-template-columns: repeat(4, 1fr);
}

/* Floating CTA */
.trouble-float-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  padding: var(--spacing-xs) var(--spacing-sm);
  box-shadow: 0 -4px 12px rgba(0,0,0,0.1);
  z-index: 100;
  text-align: center;
}
.trouble-float-cta .btn {
  width: 100%;
  max-width: 400px;
}

/* Mobile */
@media (max-width: 1024px) {
  .trouble-layout {
    grid-template-columns: 1fr;
  }
  .trouble-sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
  .trouble-sidebar-cta {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .trouble-hero-title {
    font-size: var(--font-size-2xl);
  }
  .trouble-index-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .trouble-index-grid--full {
    grid-template-columns: 1fr;
  }
  .trouble-others .trouble-index-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .trouble-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
  }
  .trouble-tab {
    white-space: nowrap;
    flex-shrink: 0;
  }
  .trouble-float-cta {
    display: block;
  }
  .trouble-sidebar {
    grid-template-columns: 1fr;
  }
  .trouble-sidebar .trouble-sidebar-toc {
    display: none;
  }
  .trouble-cause-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .trouble-cause-badges {
    margin-top: 4px;
  }
  .trouble-cta-points {
    flex-direction: column;
    gap: var(--spacing-xs);
  }
}

/* ===== Author Profile & Supervised Badge ===== */

.author-profile {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
}
.author-profile-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}
.author-profile-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.author-profile-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.author-profile-badge {
  display: inline-block;
  width: fit-content;
  padding: 1px 8px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 11px;
  font-weight: 700;
  border-radius: var(--border-radius-full);
  letter-spacing: 0.05em;
}
.author-profile-name {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-deep);
}
.author-profile-role {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}
.author-profile-desc {
  color: var(--color-gray-700);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-sm);
}
.author-profile-stats {
  display: flex;
  gap: var(--spacing-md);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-gray-200);
}
.author-profile-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.author-profile-stat-value {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-primary);
}
.author-profile-stat-label {
  font-size: 12px;
  color: var(--color-gray-500);
}

/* Supervised Badge */
.supervised-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: var(--spacing-xs);
  padding: 4px 12px;
  background: var(--color-foam);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--border-radius-full);
  border: 1px solid rgba(7, 87, 91, 0.15);
}

/* ===== Buyback CTA (年式切替) ===== */

.cta-block--buyback {
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
  border-color: #a7f3d0;
}
.cta-block--buyback .cta-block-title {
  color: #065f46;
}
.cta-block--buyback .cta-block-desc {
  color: #064e3b;
}
.cta-badge--age {
  background: #f59e0b;
  color: #fff;
}
.btn--buyback {
  background: var(--color-buyback);
  color: var(--color-white);
}
.btn--buyback:hover {
  background: #059669;
  color: var(--color-white);
}

@media (max-width: 768px) {
  .author-profile-stats {
    flex-direction: column;
    gap: var(--spacing-xs);
  }
  .author-profile {
    padding: var(--spacing-md);
  }
}

/* ============================================================
   掛け合わせ一覧ページ (/list/)
   ============================================================ */

/* Hero */
.page-hero--list {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e3a5f 100%);
  color: var(--color-white);
  padding: var(--spacing-xxl) 0 var(--spacing-xl);
  text-align: center;
}
.page-hero-label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.7;
  margin-bottom: var(--spacing-xs);
}
.page-hero--list .page-hero-title {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}
.page-hero--list .page-hero-desc {
  font-size: var(--font-size-md);
  opacity: 0.85;
}

/* 掛け合わせナビ */
.list-cross-nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: var(--color-foam);
  border-radius: var(--radius-lg);
}
.list-cross-nav-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gray-600);
  margin-bottom: var(--spacing-xs);
}
.list-cross-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}
.list-cross-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 20px;
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  text-decoration: none;
  transition: all 0.2s;
}
.list-cross-nav-link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.04);
}
.list-cross-nav-count {
  font-size: 0.75rem;
  color: var(--color-gray-400);
}

/* list-body */
.list-body {
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-xxl);
}

/* 空ページ */
.list-empty {
  text-align: center;
  padding: var(--spacing-xxl) var(--spacing-lg);
  color: var(--color-gray-500);
}
.list-empty .btn {
  margin-top: var(--spacing-md);
}

/* SEOテキスト */
.list-seo-text {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: var(--color-foam);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: 1.8;
}

/* CTA */
.list-cta {
  margin-top: var(--spacing-xl);
}
.list-cta-inner {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e3a5f 100%);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--color-white);
}
.list-cta-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}
.list-cta-desc {
  opacity: 0.85;
  margin-bottom: var(--spacing-lg);
}

/* マトリクス表（/list/ トップ） */
.list-matrix-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.list-matrix-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}
.list-matrix-table th,
.list-matrix-table td {
  padding: 12px 16px;
  text-align: center;
  border: 1px solid var(--color-gray-200);
}
.list-matrix-table thead th {
  background: var(--color-gray-50);
  font-weight: 600;
  color: var(--color-gray-700);
}
.list-matrix-table tbody th {
  text-align: left;
  font-weight: 600;
  white-space: nowrap;
  background: var(--color-white);
}
.list-matrix-table tbody th a {
  color: var(--color-primary);
  text-decoration: none;
}
.list-matrix-table tbody th a:hover {
  text-decoration: underline;
}
.list-matrix-corner {
  text-align: left !important;
}
.list-matrix-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 32px;
  padding: 0 12px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s;
}
.list-matrix-link:hover {
  background: #1d4ed8;
}
.list-matrix-empty {
  color: var(--color-gray-300);
}
.list-matrix-total {
  font-weight: 600;
  color: var(--color-gray-600);
}

/* フロントページ 人気の組み合わせ */
.list-popular-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}
.list-popular-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-lg) var(--spacing-md);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--color-gray-800);
  transition: all 0.2s;
  position: relative;
}
.list-popular-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.12);
  transform: translateY(-2px);
}
.list-popular-card-maker {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-gray-400);
  text-transform: uppercase;
}
.list-popular-card-name {
  font-size: var(--font-size-md);
  font-weight: 700;
  margin: 4px 0;
}
.list-popular-card-type {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
}
.list-popular-card-count {
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-weight: 600;
}
.list-popular-card-arrow {
  position: absolute;
  top: 12px;
  right: 14px;
  color: var(--color-gray-300);
  font-size: 1.2rem;
  transition: color 0.2s;
}
.list-popular-card:hover .list-popular-card-arrow {
  color: var(--color-primary);
}

/* 型番ページ → 掛け合わせリンク */
.washer-list-link {
  background: var(--color-foam);
  padding: var(--spacing-md) 0;
}
.washer-list-link-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-primary);
  font-weight: 600;
  font-size: var(--font-size-md);
  text-decoration: none;
  transition: color 0.2s;
}
.washer-list-link-btn:hover {
  color: #1d4ed8;
  text-decoration: underline;
}

/* レスポンシブ */
@media (max-width: 1024px) {
  .list-popular-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 768px) {
  .page-hero--list {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
  }
  .list-popular-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }
  .list-popular-card {
    padding: var(--spacing-md) var(--spacing-sm);
  }
  .list-cross-nav {
    padding: var(--spacing-md);
  }
  .list-matrix-table th,
  .list-matrix-table td {
    padding: 8px 10px;
    font-size: 0.8rem;
  }
}
@media (max-width: 480px) {
  .list-popular-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ==========================================================================
   Aircon (エアコン) Styles
   ========================================================================== */

/* --- Aircon Color Variables --- */
:root {
  --color-aircon: #0284c7;
  --color-aircon-light: #e0f2fe;
  --color-aircon-dark: #075985;
}

/* --- Page Hero (Aircon) --- */
.page-hero--aircon {
  background: linear-gradient(135deg, var(--color-aircon-dark), var(--color-aircon));
}

/* --- Product Header (Aircon) --- */
.product-header--aircon {
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

/* --- Aircon Card --- */
.aircon-card {
  border-top: 3px solid var(--color-aircon);
}
.aircon-card:hover {
  border-top-color: var(--color-aircon-dark);
}

/* --- Aircon Badges --- */
.aircon-badge--type {
  background: var(--color-aircon);
  color: var(--color-white);
}
.aircon-badge--capacity {
  background: #0369a1;
  color: var(--color-white);
}
.aircon-badge--room {
  background: #0ea5e9;
  color: var(--color-white);
}

/* --- Spec Highlights (Aircon) --- */
.spec-highlights--aircon .spec-highlight-card {
  border-top: 3px solid var(--color-aircon);
}
.spec-highlights--aircon .spec-highlight-icon {
  color: var(--color-aircon);
}

/* --- Running Cost (Aircon) --- */
.running-cost--aircon .cost-card {
  border-top: 3px solid var(--color-aircon);
}
.running-cost--aircon .cost-card--total {
  border-top-color: var(--color-aircon-dark);
  background: var(--color-aircon-light);
}
.cost-card-note {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-top: 4px;
}

/* --- CTA Install Block --- */
.cta-block--install {
  border-left: 4px solid var(--color-aircon);
}
.cta-block--install .btn {
  background: var(--color-aircon);
  color: var(--color-white);
}
.cta-block--install .btn:hover {
  background: var(--color-aircon-dark);
}

/* --- Empty State (Aircon Archive 0件) --- */
.aircon-empty-state {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-lg);
}
.aircon-empty-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.6;
}
.aircon-empty-state h2 {
  font-size: var(--font-size-2xl);
  color: var(--color-gray-700);
  margin-bottom: var(--spacing-sm);
}
.aircon-empty-state p {
  color: var(--color-gray-500);
  margin-bottom: var(--spacing-lg);
  line-height: var(--line-height-normal);
}

/* ==========================================================================
   Product Tabs (Front Page section tabs)
   ========================================================================== */
.product-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: var(--spacing-lg);
}
.product-tab {
  padding: 0.5rem 1.5rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-full);
  background: var(--color-white);
  color: var(--color-gray-700);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.product-tab:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.product-tab.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}
.product-tab-panel {
  display: none;
}
.product-tab-panel.is-active {
  display: block;
}

/* ==========================================================================
   Dual CTA (Front Page)
   ========================================================================== */
.cta-dual-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  max-width: 900px;
  margin: 0 auto;
}
@media (max-width: 640px) {
  .cta-dual-grid {
    grid-template-columns: 1fr;
  }
}
.cta-dual-card {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-xl) var(--spacing-lg);
  text-align: center;
  backdrop-filter: blur(4px);
}
.cta-dual-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}
.cta-dual-title {
  font-size: var(--font-size-xl);
  color: var(--color-white);
  margin-bottom: var(--spacing-xs);
}
.cta-dual-desc {
  font-size: var(--font-size-sm);
  color: var(--color-white);
  opacity: 0.85;
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-relaxed);
}

/* ==========================================================================
   Section Coming Soon
   ========================================================================== */
.section-coming-soon {
  text-align: center;
  color: var(--color-gray-500);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-lg);
  padding: var(--spacing-sm) 0;
}
.section-coming-soon-badge {
  display: inline-block;
  background: var(--color-gray-100);
  color: var(--color-gray-500);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: var(--border-radius-full);
  margin-right: 0.5rem;
  vertical-align: middle;
}