/* ==========================================================================
    FANGXINYUN - Teal & Amber Column System Design
   Colors: White #FFFFFF, Dark Teal #155D64, Amber #D7AA62, Pale Aqua #E7F2F1
   ========================================================================== */

:root {
  --color-white: #FFFFFF;
  --color-teal-dark: #155D64;
  --color-teal-deep: #0D3F44;
  --color-teal-light: #217B84;
  --color-amber: #D7AA62;
  --color-amber-dark: #B88B46;
  --color-amber-light: #F4E7CE;
  --color-aqua-pale: #E7F2F1;
  --color-aqua-subtle: #F2F8F8;
  --color-text-main: #1A2E35;
  --color-text-muted: #566D77;
  --color-border: #D1E3E2;
  --color-border-accent: #B2D5D3;
  --shadow-sm: 0 2px 8px rgba(21, 93, 100, 0.06);
  --shadow-md: 0 8px 24px rgba(21, 93, 100, 0.08);
  --shadow-lg: 0 16px 36px rgba(21, 93, 100, 0.12);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --container-max-width: 1280px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-text-main);
  background-color: var(--color-white);
  overflow-x: hidden;
}

/* Editorial Serif Fallback for Introductions */
.editorial-intro, .article-lead {
  font-family: "Songti SC", "Noto Serif CJK SC", "Source Han Serif SC", "STSong", "SimSun", serif;
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--color-text-main);
}

/* Tabular numbers for pricing and metrics */
.tabular-nums, .price-number, .metric-value, .spec-value {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum";
}

/* Focus outline for accessibility */
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 3px solid var(--color-amber);
  outline-offset: 3px;
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-teal-dark);
  letter-spacing: -0.01em;
}

h1 {
  font-size: 33px;
  margin-bottom: 1.25rem;
}

@media (min-width: 1024px) {
  h1 {
    font-size: 49px;
  }
}

h2 {
  font-size: 1.85rem;
  margin-bottom: 1rem;
}

@media (min-width: 1024px) {
  h2 {
    font-size: 2.25rem;
  }
}

h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.25rem;
}

p:last-child {
  margin-bottom: 0;
}

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

a:hover {
  color: var(--color-amber-dark);
}

/* Container & Grid Column System */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

/* 12 Column system */
.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

/* Decorative Vertical Column Guides */
.column-guides {
  position: relative;
}

.column-guides::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background-color: var(--color-amber);
}

/* Buttons & CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.75rem;
  font-size: 1.05rem;
  font-weight: 600;
  border-radius: 4px;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: 2px solid transparent;
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-amber);
  color: var(--color-teal-deep);
  border-color: var(--color-amber);
}

.btn-primary:hover {
  background-color: #c49852;
  color: var(--color-teal-deep);
  border-color: #c49852;
  box-shadow: 0 4px 14px rgba(215, 170, 98, 0.4);
}

.btn-secondary {
  background-color: var(--color-teal-dark);
  color: var(--color-white);
  border-color: var(--color-teal-dark);
}

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

.btn-outline {
  background-color: transparent;
  color: var(--color-teal-dark);
  border-color: var(--color-teal-dark);
}

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

.btn-lg {
  padding: 1.1rem 2.25rem;
  font-size: 1.15rem;
}

.btn-block {
  display: flex;
  width: 100%;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-white);
  border-bottom: 2px solid var(--color-aqua-pale);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-teal-dark);
  text-decoration: none;
}

.brand-logo .logo-badge {
  background-color: var(--color-teal-dark);
  color: var(--color-amber);
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
}

.main-nav {
  display: none;
}

@media (min-width: 1024px) {
  .main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
  }
}

.nav-link {
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-text-main);
  padding: 0.5rem 0;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-teal-dark);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-amber);
}

.header-cta {
  display: none;
}

@media (min-width: 1024px) {
  .header-cta {
    display: flex;
    align-items: center;
    gap: 1rem;
  }
}

/* Mobile Hamburger Button */
.mobile-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 32px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 110;
}

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

.mobile-toggle span {
  width: 100%;
  height: 3px;
  background-color: var(--color-teal-dark);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

.mobile-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
}

.mobile-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-11px) rotate(-45deg);
}

/* Mobile Navigation Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 76px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-white);
  z-index: 99;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  overflow-y: auto;
  border-top: 1px solid var(--color-border);
}

.mobile-nav-drawer.is-open {
  transform: translateX(0);
}

.mobile-nav-list {
  list-style: none;
  margin-bottom: 2rem;
}

.mobile-nav-item {
  border-bottom: 1px solid var(--color-aqua-pale);
}

.mobile-nav-item a {
  display: block;
  padding: 1rem 0;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-teal-dark);
}

.mobile-nav-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Hero Section */
.hero-section {
  padding: 3rem 0 4rem 0;
  background: linear-gradient(180deg, var(--color-aqua-pale) 0%, var(--color-white) 100%);
  border-bottom: 1px solid var(--color-border);
  position: relative;
}

@media (min-width: 1024px) {
  .hero-section {
    padding: 5rem 0 6rem 0;
  }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 7fr 5fr;
    gap: 4rem;
  }
}

.hero-content {
  position: relative;
  padding-left: 1rem;
  border-left: 4px solid var(--color-amber);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background-color: var(--color-teal-dark);
  color: var(--color-amber);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 4px;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-title {
  color: var(--color-teal-dark);
  margin-bottom: 1.25rem;
}

.hero-title span.highlight {
  color: var(--color-amber-dark);
}

.hero-intro {
  margin-bottom: 2rem;
  max-width: 650px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.hero-guarantee {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.guarantee-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.guarantee-item svg {
  color: var(--color-teal-dark);
}

/* Hero Dashboard Graphic (Stack of vertical geographic bars connected by thin paths) */
.hero-dashboard {
  background-color: var(--color-teal-dark);
  border-radius: 8px;
  padding: 1.75rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-teal-deep);
  position: relative;
  overflow: hidden;
}

.dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid rgba(231, 242, 241, 0.15);
}

.dashboard-title {
  color: var(--color-amber);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.dashboard-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--color-aqua-pale);
}

.status-dot {
  width: 8px;
  height: 8px;
  background-color: #4ECA96;
  border-radius: 50%;
}

/* Stack of vertical geographic bars */
.geo-bars-container {
  display: flex;
  justify-content: space-around;
  align-items: flex-end;
  height: 220px;
  padding-top: 1rem;
  position: relative;
}

.geo-bar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  width: 20%;
  z-index: 2;
}

.bar-wrapper {
  width: 24px;
  height: 140px;
  background-color: rgba(231, 242, 241, 0.1);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 3px;
  position: relative;
  border: 1px solid rgba(231, 242, 241, 0.2);
}

.bar-fill {
  width: 100%;
  border-radius: 10px;
  background: linear-gradient(180deg, var(--color-amber) 0%, var(--color-teal-light) 100%);
  transition: height 0.5s ease;
}

.geo-label {
  color: var(--color-white);
  font-size: 0.8rem;
  font-weight: 600;
}

.geo-val {
  color: var(--color-amber);
  font-size: 0.75rem;
  font-family: monospace;
}

/* SVG Path Animation Across Dashboard */
.dashboard-svg-paths {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.amber-connecting-path {
  stroke: var(--color-amber);
  stroke-width: 2;
  stroke-dasharray: 8, 8;
  fill: none;
  opacity: 0.85;
}

/* Animation: ONLY slow amber path across dashboard */
@media (prefers-reduced-motion: no-preference) {
  .amber-connecting-path {
    animation: slowAmberFlow 12s linear infinite;
  }
}

@keyframes slowAmberFlow {
  from {
    stroke-dashoffset: 200;
  }
  to {
    stroke-dashoffset: 0;
  }
}

/* Section Header Styles */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem auto;
}

.section-header.text-left {
  text-align: left;
  margin-left: 0;
}

.section-tag {
  display: inline-block;
  color: var(--color-amber-dark);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.section-title {
  color: var(--color-teal-dark);
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

/* Three Advantages / Benefits Section (Different Column Spans) */
.benefits-section {
  padding: 5rem 0;
  background-color: var(--color-white);
}

.benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 1024px) {
  .benefits-grid {
    grid-template-columns: repeat(12, 1fr);
  }
  
  /* Different Column Spans for Three Advantages: 5 cols, 4 cols, 3 cols */
  .benefit-card-1 {
    grid-column: span 5;
  }
  .benefit-card-2 {
    grid-column: span 4;
  }
  .benefit-card-3 {
    grid-column: span 3;
  }
}

.benefit-card {
  background-color: var(--color-aqua-pale);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-teal-dark);
  padding: 2rem;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.benefit-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-top-color: var(--color-amber);
}

.benefit-icon {
  width: 52px;
  height: 52px;
  background-color: var(--color-teal-dark);
  color: var(--color-amber);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.benefit-card h3 {
  color: var(--color-teal-dark);
  font-size: 1.35rem;
  margin-bottom: 0.85rem;
}

.benefit-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  flex-grow: 1;
}

.benefit-meta {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border-accent);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-teal-dark);
}

/* Global Regional Nodes Table Section */
.nodes-section {
  padding: 5rem 0;
  background-color: var(--color-aqua-subtle);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.nodes-table-wrapper {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}

.nodes-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 680px;
}

.nodes-table th, .nodes-table td {
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.nodes-table th {
  background-color: var(--color-teal-dark);
  color: var(--color-white);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
}

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

.nodes-table tr:nth-child(even) {
  background-color: var(--color-aqua-pale);
}

.region-cell {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  color: var(--color-teal-dark);
}

.region-flag {
  font-size: 1.25rem;
}

.tag-badge {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 3px;
  background-color: var(--color-aqua-pale);
  color: var(--color-teal-dark);
  border: 1px solid var(--color-border-accent);
}

.tag-badge.amber {
  background-color: var(--color-amber-light);
  color: var(--color-amber-dark);
  border-color: var(--color-amber);
}

/* Editorial Disclaimer Box */
.editorial-disclaimer {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  background-color: var(--color-white);
  border-left: 3px solid var(--color-amber);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* AI & Streaming Scenarios Section (Alternating 2-Column & Full-Width) */
.scenarios-section {
  padding: 5rem 0;
  background-color: var(--color-white);
}

.scenario-block {
  margin-bottom: 4rem;
}

.scenario-block:last-child {
  margin-bottom: 0;
}

/* 2-Column Layout */
.scenario-grid-2col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .scenario-grid-2col {
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
  }
}

.scenario-card {
  background-color: var(--color-aqua-pale);
  border: 1px solid var(--color-border);
  padding: 2.25rem;
  border-radius: 6px;
  position: relative;
}

.scenario-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 4px;
  background-color: var(--color-teal-dark);
}

.scenario-card h3 {
  color: var(--color-teal-dark);
  margin-bottom: 1rem;
}

.scenario-app-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.app-pill {
  background-color: var(--color-white);
  color: var(--color-teal-dark);
  border: 1px solid var(--color-border-accent);
  padding: 0.3rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* Full-Width Layout */
.scenario-fullwidth {
  background: linear-gradient(135deg, var(--color-teal-dark) 0%, var(--color-teal-deep) 100%);
  color: var(--color-white);
  padding: 3rem 2rem;
  border-radius: 8px;
  border-left: 6px solid var(--color-amber);
}

@media (min-width: 1024px) {
  .scenario-fullwidth {
    padding: 3.5rem 4rem;
  }
}

.scenario-fullwidth h3 {
  color: var(--color-amber);
  font-size: 1.65rem;
  margin-bottom: 1rem;
}

.scenario-fullwidth p {
  color: var(--color-aqua-pale);
  font-size: 1.05rem;
  max-width: 850px;
  margin-bottom: 2rem;
}

.fullwidth-apps-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

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

.app-feature-box {
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(231, 242, 241, 0.15);
  padding: 1.25rem;
  border-radius: 4px;
}

.app-feature-box strong {
  display: block;
  color: var(--color-white);
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}

.app-feature-box span {
  font-size: 0.85rem;
  color: var(--color-aqua-pale);
}

/* Pricing Section (Aligned Tiers & Tabular Numbers) */
.pricing-section {
  padding: 5rem 0;
  background-color: var(--color-aqua-subtle);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: stretch;
}

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

@media (min-width: 1024px) {
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pricing-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 2.25rem 1.75rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.pricing-card.featured {
  border: 2px solid var(--color-amber);
  box-shadow: var(--shadow-md);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  right: 1.5rem;
  background-color: var(--color-amber);
  color: var(--color-teal-deep);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.25rem 0.75rem;
  border-radius: 12px;
  text-transform: uppercase;
}

.pricing-header {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1.5rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.pricing-title {
  color: var(--color-teal-dark);
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}

.pricing-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.pricing-price-box {
  margin: 1rem 0;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.25rem;
}

.price-currency {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-teal-dark);
}

.price-number {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--color-teal-dark);
  line-height: 1;
}

.price-period {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.pricing-features {
  list-style: none;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.pricing-features li {
  padding: 0.6rem 0;
  font-size: 0.92rem;
  color: var(--color-text-main);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  border-bottom: 1px dashed var(--color-aqua-pale);
}

.pricing-features li svg {
  color: var(--color-teal-dark);
  flex-shrink: 0;
}

/* Homepage 9 SEO Articles Section (Directly after pricing in 3/2/1 desktop/tablet/mobile columns) */
.articles-section {
  padding: 5rem 0;
  background-color: var(--color-white);
}

.articles-grid {
  display: grid;
  grid-template-columns: 1fr; /* Mobile: 1 col */
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .articles-grid {
    grid-template-columns: repeat(2, 1fr); /* Tablet: 2 cols */
  }
}

@media (min-width: 1024px) {
  .articles-grid {
    grid-template-columns: repeat(3, 1fr); /* Desktop: 3 cols */
  }
}

.article-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-teal-dark);
  border-radius: 4px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: all var(--transition-fast);
}

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

.article-card-tag {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-amber-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.article-card-title {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.article-card-title a {
  color: var(--color-teal-dark);
}

.article-card-title a:hover {
  color: var(--color-amber-dark);
}

.article-card-excerpt {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  flex-grow: 1;
  line-height: 1.55;
}

.article-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-aqua-pale);
  padding-top: 0.75rem;
}

/* Testimonials Section */
.testimonials-section {
  padding: 5rem 0;
  background-color: var(--color-aqua-pale);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

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

@media (min-width: 1024px) {
  .testimonials-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.testimonial-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 1.75rem;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

.testimonial-rating {
  color: var(--color-amber);
  margin-bottom: 0.75rem;
}

.testimonial-quote {
  font-size: 0.92rem;
  color: var(--color-text-main);
  font-style: italic;
  margin-bottom: 1.25rem;
  flex-grow: 1;
  line-height: 1.6;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-top: 1px solid var(--color-aqua-pale);
  padding-top: 0.75rem;
}

.author-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: var(--color-teal-dark);
  color: var(--color-amber);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.author-info strong {
  display: block;
  font-size: 0.88rem;
  color: var(--color-teal-dark);
}

.author-info span {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* FAQ Section */
.faq-section {
  padding: 5rem 0;
  background-color: var(--color-white);
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  background-color: var(--color-white);
}

.faq-button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background-color: var(--color-aqua-pale);
  border: none;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-teal-dark);
  text-align: left;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.faq-button:hover {
  background-color: #d8ecea;
}

.faq-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
  color: var(--color-teal-dark);
  flex-shrink: 0;
}

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

.faq-content {
  padding: 1.25rem 1.5rem;
  display: none;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  font-size: 0.95rem;
  color: var(--color-text-main);
  line-height: 1.65;
}

.faq-content.is-open {
  display: block;
}

/* Article Template Styles */
.article-page {
  padding: 3rem 0 5rem 0;
  background-color: var(--color-white);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.breadcrumb a {
  color: var(--color-teal-dark);
}

.breadcrumb a:hover {
  color: var(--color-amber-dark);
}

.breadcrumb-sep {
  color: var(--color-border);
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .article-layout {
    grid-template-columns: 8fr 4fr;
  }
}

.article-header {
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 2px solid var(--color-aqua-pale);
}

.article-meta-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.article-meta-tag {
  background-color: var(--color-teal-dark);
  color: var(--color-amber);
  padding: 0.2rem 0.6rem;
  border-radius: 3px;
  font-weight: 700;
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--color-text-main);
}

.article-body h2 {
  font-size: 1.6rem;
  margin-top: 2.5rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-amber-light);
  color: var(--color-teal-dark);
}

.article-body h3 {
  font-size: 1.3rem;
  margin-top: 1.8rem;
  margin-bottom: 1rem;
  color: var(--color-teal-dark);
}

.article-body p {
  margin-bottom: 1.5rem;
}

.article-body ul, .article-body ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

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

.article-callout {
  background-color: var(--color-aqua-pale);
  border-left: 4px solid var(--color-teal-dark);
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 0 4px 4px 0;
}

.article-callout.warning {
  background-color: var(--color-amber-light);
  border-left-color: var(--color-amber-dark);
}

.sidebar-widget {
  background-color: var(--color-aqua-subtle);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 1.75rem;
  margin-bottom: 2rem;
}

.sidebar-widget h3 {
  font-size: 1.15rem;
  color: var(--color-teal-dark);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border-accent);
}

.related-articles-list {
  list-style: none;
}

.related-articles-list li {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px dashed var(--color-border);
}

.related-articles-list li:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.related-articles-list a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-teal-dark);
  display: block;
  line-height: 1.4;
}

.related-articles-list a:hover {
  color: var(--color-amber-dark);
}

/* Footer Section */
.site-footer {
  background-color: var(--color-teal-dark);
  color: var(--color-aqua-pale);
  padding: 4rem 0 2rem 0;
  border-top: 4px solid var(--color-amber);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

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

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 4fr 2fr 2fr 4fr;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-logo {
  color: var(--color-white);
  font-size: 1.35rem;
  font-weight: 800;
}

.footer-logo span {
  color: var(--color-amber);
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--color-aqua-pale);
  line-height: 1.6;
}

.footer-column h4 {
  color: var(--color-amber);
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
  letter-spacing: 0.03em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  color: var(--color-aqua-pale);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-amber);
}

.footer-bottom {
  border-top: 1px solid rgba(231, 242, 241, 0.15);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-aqua-pale);
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.friendly-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  align-items: center;
}

.friendly-links a {
  color: var(--color-amber);
  font-weight: 600;
  text-decoration: underline;
}

.friendly-links a:hover {
  color: var(--color-white);
}

/* Reduced Motion Override */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}