/* Rainbow Service Modern Design System (ui-ux-pro-max) */
:root {
  --color-primary: #0f172a;
  --color-primary-rgb: 15, 23, 42;
  --color-secondary: #334155;
  --color-accent: #0284c7;
  --color-accent-hover: #0369a1;
  --color-accent-subtle: #f0f9ff;
  --color-accent-border: #bae6fd;
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-surface-alt: #f1f5f9;
  --color-border: #e2e8f0;
  --color-border-hover: #cbd5e1;
  --color-text: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #64748b;
  --color-urgent: #dc2626;
  --color-high: #ea580c;
  --color-normal: #0284c7;
  --color-success: #16a34a;

  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.05);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, textarea, select {
  font: inherit;
}

/* ==========================================================================
   TOP BAR & HEADER
   ========================================================================== */
.top-bar {
  background: var(--color-primary);
  color: #94a3b8;
  font-size: 12px;
  font-weight: 500;
  border-bottom: 1px solid #1e293b;
  padding: 6px 0;
}

.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pulse-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  margin-right: 8px;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
  animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

.top-notice {
  color: #f1f5f9;
  letter-spacing: 0.02em;
}

.lang-switch-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #1e293b;
  color: #f8fafc;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 11px;
  transition: background var(--transition-fast);
}
.lang-switch-btn:hover {
  background: #334155;
  color: #ffffff;
}

.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
}

.header-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary), #1e293b);
  color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  line-height: 1.1;
}

.brand-title .accent-text {
  color: var(--color-accent);
}

.brand-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-item {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav-item:hover {
  color: var(--color-primary);
  background: var(--color-surface-alt);
}

.nav-item.active {
  color: var(--color-primary);
  font-weight: 600;
  background: var(--color-surface-alt);
}

.nav-pill-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  background: #fef3c7;
  color: #92400e;
  letter-spacing: 0.04em;
}

.header-cta-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border);
  padding: 8px;
  border-radius: var(--radius-md);
  cursor: pointer;
}
.mobile-menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-primary);
  margin: 4px 0;
  transition: transform var(--transition-fast);
}

.mobile-nav-panel {
  display: none;
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
  padding: 16px 24px;
}
.mobile-nav-link {
  display: block;
  padding: 10px 0;
  font-size: 15px;
  font-weight: 500;
  border-bottom: 1px solid #f1f5f9;
}
.mobile-nav-link.highlight {
  color: var(--color-accent);
  font-weight: 600;
}

/* ==========================================================================
   BUTTONS & CONTROLS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  min-height: 42px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(15, 23, 42, 0.15);
}
.btn-primary:hover {
  background: #1e293b;
  box-shadow: 0 4px 8px rgba(15, 23, 42, 0.2);
}

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

.btn-outline {
  background: #ffffff;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-outline:hover {
  background: var(--color-surface-alt);
  border-color: var(--color-border-hover);
}

.btn-lg {
  padding: 14px 26px;
  font-size: 15px;
  min-height: 48px;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 13px;
  min-height: 34px;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  padding: 60px 0 40px;
  background: radial-gradient(100% 100% at 50% 0%, rgba(2, 132, 199, 0.05) 0%, rgba(248, 250, 252, 0) 100%);
  border-bottom: 1px solid var(--color-border);
}

.hero-container {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.hero-content {
  max-width: 820px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--color-accent-subtle);
  border: 1px solid var(--color-accent-border);
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}

.hero-heading {
  font-size: clamp(32px, 4.5vw, 54px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-primary);
  margin-bottom: 18px;
}

.hero-description {
  font-size: 18px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* Trust Grid */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.trust-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.trust-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-hover);
}

.trust-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-accent-subtle);
  color: var(--color-accent);
  margin-bottom: 14px;
}

.trust-card h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.trust-card p {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   SECTIONS & GRIDS
   ========================================================================== */
.section-container {
  padding: 56px 0;
}

.section-alt {
  background: #f1f5f9;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 32px;
}

.section-eyebrow {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 6px;
}

.section-title {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}

.section-subtitle {
  font-size: 15px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

/* Unified Card Layout according to Wireframe (Figure 5) */
.service-card, .part-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  position: relative;
}

.service-card:hover, .part-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

/* Card Header Row: Left Thumbnail, Right Title & Meta */
.card-header-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 12px;
}

.card-thumb-link {
  display: block;
  flex-shrink: 0;
}

.card-thumb-image {
  width: 76px;
  height: 76px;
  border-radius: 10px;
  object-fit: cover;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  display: block;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.service-card:hover .card-thumb-image,
.part-card:hover .card-thumb-image {
  transform: scale(1.04);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
}

.card-header-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.card-meta-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 4px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-subtle {
  background: var(--color-surface-alt);
  color: var(--color-secondary);
}

.badge-neutral {
  background: #e2e8f0;
  color: #334155;
}

.stock-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}
.stock-badge.in-stock {
  background: #dcfce7;
  color: #15803d;
}
.stock-badge.out-stock {
  background: #fef2f2;
  color: #b91c1c;
}

.card-title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-text-primary);
  margin: 0;
}

.card-title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.card-title a:hover {
  color: var(--color-primary);
}

/* Card Description in Middle */
.card-description {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin: 0 0 16px 0;
  flex: 1;
}

/* Card Footer: Price on Left, Action Button on Right */
.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid #f1f5f9;
  margin-top: auto;
}

.price-box {
  display: flex;
  flex-direction: column;
}

.price-amount {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.price-label {
  font-size: 11px;
  color: var(--color-text-muted);
  margin-top: 3px;
}

.price-inquiry {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-accent);
}

/* Troubleshooting Card */
.troubleshoot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 20px;
}

.troubleshoot-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.troubleshoot-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.troubleshoot-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

.severity-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  width: fit-content;
}
.severity-normal {
  background: #e0f2fe;
  color: #0369a1;
}
.severity-high {
  background: #ffedd5;
  color: #c2410c;
}
.severity-urgent {
  background: #fee2e2;
  color: #b91c1c;
}

.troubleshoot-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary);
}

.troubleshoot-symptoms {
  font-size: 14px;
  color: var(--color-text);
  background: #f8fafc;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  border-left: 3px solid var(--color-border-hover);
}

.troubleshoot-details {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
  margin-bottom: 20px;
}

.troubleshoot-block {
  font-size: 13px;
  line-height: 1.5;
  color: var(--color-text-secondary);
}

.troubleshoot-block .block-content p {
  margin: 0 0 4px 0;
}

.troubleshoot-block .block-content ul,
.troubleshoot-block .block-content ol {
  margin: 2px 0 4px 0;
  padding-left: 18px;
}

.troubleshoot-block .block-content li {
  margin-bottom: 2px;
}

.troubleshoot-block .block-content img {
  display: none !important;
}

.block-label {
  font-weight: 700;
  color: var(--color-primary);
  display: block;
  margin-bottom: 2px;
}

.troubleshoot-footer {
  padding-top: 14px;
  border-top: 1px solid #f1f5f9;
}

/* ==========================================================================
   PAGE HEADERS & FILTERS
   ========================================================================== */
.page-header-section {
  padding: 40px 0 28px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}
.breadcrumb a:hover {
  color: var(--color-accent);
}
.breadcrumb .sep {
  color: #cbd5e1;
}

.page-title {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.page-intro {
  font-size: 16px;
  color: var(--color-text-secondary);
  max-width: 760px;
  margin-bottom: 20px;
}

.filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-pill {
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-full);
  background: var(--color-surface-alt);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}
.filter-pill:hover {
  background: #e2e8f0;
  color: var(--color-primary);
}
.filter-pill.active {
  background: var(--color-primary);
  color: #ffffff;
}

.search-form {
  display: flex;
  gap: 10px;
  max-width: 520px;
}
.search-input {
  flex: 1;
  padding: 10px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 14px;
  outline: none;
  transition: border-color var(--transition-fast);
}
.search-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.page-content-container {
  padding-top: 40px;
  padding-bottom: 80px;
}

/* ==========================================================================
   DETAIL PAGES
   ========================================================================== */
.detail-container {
  max-width: 820px;
  margin: 0 auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.detail-header {
  margin-bottom: 24px;
}

.detail-title {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  margin-top: 8px;
}

.prose-content {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text-secondary);
  white-space: pre-wrap;
  margin-bottom: 28px;
}

.detail-section {
  margin: 24px 0;
}
.detail-section-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.detail-box {
  padding: 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  line-height: 1.6;
}
.alert-box {
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #92400e;
}
.check-box {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #166534;
}

.detail-price-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-surface-alt);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin: 28px 0;
}
.detail-price-card.inquiry-mode {
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.detail-price-card .price-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-secondary);
}
.detail-price-card .price-value {
  font-size: 26px;
  font-weight: 800;
  color: var(--color-primary);
}
.detail-price-card .price-hint {
  font-size: 13px;
  color: var(--color-text-muted);
}

.detail-cta-bar {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  margin-top: auto;
  background: #ffffff;
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  padding: 48px 24px 36px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
}

.footer-desc {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: 440px;
  margin-top: 14px;
}

.footer-links-col h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 14px;
}

.footer-links-col a {
  display: block;
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 10px;
  transition: color var(--transition-fast);
}
.footer-links-col a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid #f1f5f9;
  padding: 20px 0;
  font-size: 12px;
  color: var(--color-text-muted);
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-lang-picker {
  display: flex;
  gap: 8px;
}
.footer-lang-picker a {
  color: var(--color-text-muted);
}
.footer-lang-picker a.active {
  color: var(--color-primary);
  font-weight: 700;
}

/* ==========================================================================
   CUSTOMER SERVICE WIDGET (Pluggable Client Drawer)
   ========================================================================== */
.rc-widget-launcher {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--color-primary);
  color: #ffffff;
  padding: 12px 20px;
  border-radius: var(--radius-full);
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.25);
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-normal);
}

.rc-widget-launcher:hover {
  transform: translateY(-3px) scale(1.02);
  background: #1e293b;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.35);
}

.rc-launcher-text {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* Drawer Backdrop & Panel */
.rc-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.rc-drawer-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.rc-drawer-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 480px;
  background: #ffffff;
  z-index: 1001;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1);
}

.rc-drawer-backdrop.open .rc-drawer-panel {
  transform: translateX(0);
}

.rc-drawer-header {
  padding: 18px 24px;
  background: var(--color-primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.rc-drawer-header h3 {
  font-size: 17px;
  font-weight: 700;
}

.rc-drawer-header p {
  font-size: 12px;
  color: #94a3b8;
}

.rc-close-btn {
  background: transparent;
  border: none;
  color: #ffffff;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition-fast);
}
.rc-close-btn:hover {
  background: rgba(255, 255, 255, 0.15);
}

.rc-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
}

.rc-form-group {
  margin-bottom: 16px;
}
.rc-form-group label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 6px;
}
.rc-form-input {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 14px;
  outline: none;
  transition: border-color var(--transition-fast);
}
.rc-form-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}
.rc-form-textarea {
  min-height: 100px;
  resize: vertical;
}

.rc-context-pill {
  background: var(--color-accent-subtle);
  border: 1px solid var(--color-accent-border);
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Chat Screen */
.rc-chat-screen {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.rc-work-order-bar {
  background: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px;
  margin-bottom: 14px;
}

.rc-messages-box {
  flex: 1;
  overflow-y: auto;
  background: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.rc-msg-item {
  max-width: 82%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.5;
  word-break: break-word;
}
.rc-msg-customer {
  align-self: flex-end;
  background: var(--color-primary);
  color: #ffffff;
  border-bottom-right-radius: 4px;
}
.rc-msg-agent {
  align-self: flex-start;
  background: #ffffff;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-bottom-left-radius: 4px;
  box-shadow: var(--shadow-sm);
}
.rc-msg-system {
  align-self: center;
  font-size: 12px;
  color: var(--color-text-muted);
  background: #e2e8f0;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.rc-composer {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.rc-composer-actions {
  display: flex;
  gap: 8px;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 960px) {
  .main-nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .mobile-nav-panel.open {
    display: block;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero-heading {
    font-size: 34px;
  }
}

@media (max-width: 640px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .hero-section {
    padding: 36px 0 24px;
  }
  .hero-actions {
    flex-direction: column;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .rc-widget-launcher {
    bottom: 20px;
    right: 20px;
    padding: 10px 16px;
  }
  .rc-drawer-panel {
    max-width: 100%;
  }
}

/* ==========================================================================
   DETAIL COVER BANNER & PROSE TYPOGRAPHY
   ========================================================================== */
.detail-cover-wrapper {
  width: 100%;
  max-height: 420px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 24px;
  background: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
}
.detail-cover-image {
  width: 100%;
  height: 100%;
  max-height: 420px;
  object-fit: cover;
  display: block;
}

.prose-content {
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
}
.prose-content h1, .prose-content h2, .prose-content h3, .prose-content h4 {
  color: var(--color-primary);
  margin-top: 1.5em;
  margin-bottom: 0.6em;
  font-weight: 700;
  line-height: 1.3;
}
.prose-content p {
  margin-top: 0.8em;
  margin-bottom: 0.8em;
}
.prose-content ul, .prose-content ol {
  margin: 1em 0;
  padding-left: 1.6em;
}
.prose-content li {
  margin-bottom: 0.4em;
}
.prose-content blockquote {
  border-left: 4px solid var(--color-accent);
  margin: 1.5em 0;
  padding: 12px 18px;
  background: #f8fafc;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-text-secondary);
  font-style: italic;
}
.prose-content pre.code-block, .prose-content pre {
  background: #0f172a;
  color: #e2e8f0;
  padding: 16px;
  border-radius: var(--radius-md);
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 14px;
  line-height: 1.6;
  margin: 1.5em 0;
  border: 1px solid #1e293b;
}
.prose-content code {
  background: #f1f5f9;
  color: #0f172a;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  font-family: inherit;
}
.prose-content pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}
.prose-content img,
.detail-box img,
.knowledge-body img,
.detail-img {
  max-width: 100% !important;
  height: auto !important;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  margin: 1.2em auto;
  display: block;
}
.prose-content hr {
  border: 0;
  border-top: 1px solid var(--color-border);
  margin: 2em 0;
}

.callout {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  margin: 1.2em 0;
  font-size: 14.5px;
  line-height: 1.6;
}
.callout.info {
  background: #f0f9ff;
  border: 1px solid #bae6fd;
  color: #0369a1;
}
.callout.warning {
  background: #fffbeb;
  border: 1px solid #fef3c7;
  color: #b45309;
}
.callout.danger {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #b91c1c;
}

/* Detail Page Cover & Multi-Slot Gallery */
.detail-gallery-wrapper {
  margin-bottom: 24px;
}
.detail-cover-wrapper {
  width: 100%;
  max-height: 420px;
  overflow: hidden;
  border-radius: var(--radius-xl);
  margin-bottom: 16px;
  border: 1px solid var(--color-border);
  background: #f8fafc;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
}
.detail-cover-image {
  width: 100%;
  height: 100%;
  max-height: 420px;
  object-fit: contain;
  display: block;
}
.gallery-thumbs-row {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding: 4px 2px;
}
.gallery-thumb-btn {
  width: 80px;
  height: 56px;
  padding: 2px;
  border-radius: var(--radius-md);
  border: 2px solid var(--color-border);
  background: #ffffff;
  cursor: pointer;
  overflow: hidden;
  transition: all var(--transition-fast);
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.gallery-thumb-btn:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}
.gallery-thumb-btn.active {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent-subtle);
}
.gallery-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: calc(var(--radius-md) - 2px);
  display: block;
}



/* Keep the complete customer header usable on a phone. */
@media (max-width:640px) {
  .header-inner {height:auto;min-height:72px;flex-wrap:wrap;gap:10px;padding-top:12px;padding-bottom:12px}
  .header-cta-group {width:100%;display:flex;gap:8px;min-width:0}
  .header-cta-group .btn {min-width:0;flex:1;padding-left:10px;padding-right:10px;min-height:44px}
  .mobile-menu-toggle {flex-shrink:0;min-height:44px;min-width:44px}
  .troubleshoot-grid {grid-template-columns:minmax(0,1fr)}
  .faq-accordion-list {padding:0 4px}
  .faq-item {padding:14px 16px!important}
  .footer-seo-keywords {padding:14px 10px;font-size:11.5px}
}

/* Mobile Screen Ergonomics (360px - 430px) & iOS Safe Area */
@media (max-width: 480px) {
  html, body {
    overflow-x: hidden;
    width: 100%;
    -webkit-text-size-adjust: 100%;
  }
  body {
    padding-bottom: env(safe-area-inset-bottom);
  }
  .brand-title {
    font-size: 17px;
  }
  .brand-tag {
    font-size: 10px;
  }
  .hero-heading {
    font-size: 26px !important;
    line-height: 1.25 !important;
  }
  .hero-description {
    font-size: 14px !important;
  }
  .section-title {
    font-size: 22px !important;
  }
  .cards-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
  .trust-grid {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }
  .service-card, .part-card {
    padding: 14px 16px !important;
  }
  .card-header-row {
    display: flex !important;
    flex-direction: row !important;
    align-items: flex-start !important;
    gap: 12px !important;
    margin-bottom: 10px !important;
  }
  .card-thumb-link {
    display: block !important;
    width: auto !important;
    height: auto !important;
    flex-shrink: 0 !important;
  }
  .card-thumb-image {
    width: 72px !important;
    height: 72px !important;
    border-radius: 8px !important;
    object-fit: cover !important;
    display: block !important;
    flex-shrink: 0 !important;
  }
  .card-header-main {
    flex: 1 !important;
    min-width: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 4px !important;
  }
  .card-title {
    font-size: 15px !important;
    line-height: 1.35 !important;
    margin: 0 !important;
  }
  .card-description {
    font-size: 13px !important;
    line-height: 1.55 !important;
    margin: 0 0 14px 0 !important;
    flex: 1 !important;
  }
  .card-footer {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 8px !important;
    flex-wrap: nowrap !important;
    padding-top: 12px !important;
    border-top: 1px solid #f1f5f9 !important;
    margin-top: auto !important;
  }
  .price-box {
    display: flex !important;
    flex-direction: column !important;
    min-width: 0 !important;
    flex-shrink: 0 !important;
  }
  .price-amount {
    font-size: 18px !important;
    font-weight: 800 !important;
    line-height: 1 !important;
  }
  .price-label {
    font-size: 10.5px !important;
    color: var(--color-text-muted) !important;
    margin-top: 2px !important;
  }
  .price-inquiry {
    font-size: 12.5px !important;
    font-weight: 600 !important;
  }
  .card-footer .btn {
    width: auto !important;
    min-height: 38px !important;
    padding: 7px 12px !important;
    font-size: 12.5px !important;
    font-weight: 600 !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
    justify-content: center !important;
  }
}


/* Publication continues; presence/review notices must remain readable on small screens. */
.translation-notice {
  color: #92400e;
  font-size: 0.8125rem;
  line-height: 1.5;
  margin: .5rem 0;
  overflow-wrap: anywhere;
}