/* roulang page: index */
/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "PingFang SC", "HarmonyOS Sans SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  background: #F7F6F2;
  color: #3A3E42;
  font-size: 1rem;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}
input {
  font-family: inherit;
}
ul, ol {
  list-style: none;
}

/* ===== Design Tokens ===== */
:root {
  --bg-warm: #F7F6F2;
  --bg-dark: #15171A;
  --bg-soft: #ECE9E2;
  --primary: #0E9384;
  --primary-dark: #0A7568;
  --primary-soft: rgba(14,147,132,0.1);
  --accent: #D9963B;
  --text-main: #3A3E42;
  --text-dark: #15171A;
  --text-light: #757A7E;
  --text-on-dark: #F7F6F2;
  --text-secondary-dark: #B9BFBC;
  --border: #E3DFD7;
  --border-dark: rgba(255,255,255,0.14);
  --radius: 16px;
  --radius-pill: 999px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(21,23,26,0.05);
  --shadow-lg: 0 12px 30px rgba(21,23,26,0.08);
  --container: 1200px;
  --section-gap: clamp(72px, 9vw, 120px);
  --font-title: 700;
}

/* ===== Container ===== */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Section base ===== */
.section {
  padding: var(--section-gap) 0;
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
}
.section-label::before {
  content: '';
  width: 28px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}
.section-title {
  font-size: clamp(1.3rem, 2.4vw, 1.8rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-dark);
  margin-top: 12px;
}
.section-desc {
  margin-top: 12px;
  max-width: 640px;
  color: var(--text-main);
  line-height: 1.8;
}

/* ===== Buttons ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-pill);
  padding: 14px 28px;
  font-weight: 600;
  font-size: 0.975rem;
  transition: background 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
  box-shadow: 0 4px 14px rgba(14,147,132,0.25);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14,147,132,0.3);
}
.btn-primary:active {
  transform: translateY(2px);
  box-shadow: 0 2px 8px rgba(14,147,132,0.2);
}
.btn-primary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-dark);
  border: 1px solid var(--text-dark);
  border-radius: var(--radius-pill);
  padding: 13px 28px;
  font-weight: 600;
  font-size: 0.975rem;
  transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease;
}
.btn-secondary:hover {
  background: var(--text-dark);
  color: var(--bg-warm);
  transform: translateY(-2px);
}
.btn-secondary:active {
  transform: translateY(1px);
}
.btn-secondary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}
.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--primary);
  transition: color 0.2s ease, gap 0.2s ease;
}
.btn-text:hover {
  color: var(--primary-dark);
  gap: 10px;
}
.btn-text:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

/* ===== Navbar ===== */
.site-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  max-width: 92%;
  z-index: 1000;
  background: rgba(247,246,242,0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-pill);
  box-shadow: 0 8px 30px rgba(21,23,26,0.08);
  border: 1px solid rgba(227,223,215,0.5);
  transition: box-shadow 0.3s ease;
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 8px 10px 8px 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--text-dark);
  white-space: nowrap;
}
.nav-logo .logo-dot {
  width: 10px;
  height: 10px;
  background: var(--primary);
  border-radius: 50%;
  display: inline-block;
  position: relative;
}
.nav-logo .logo-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  border: 2px solid var(--primary);
  border-radius: 50%;
  opacity: 0.3;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  display: block;
  padding: 8px 16px;
  font-size: 0.925rem;
  font-weight: 500;
  border-radius: var(--radius-pill);
  color: var(--text-main);
  transition: color 0.2s ease, background 0.2s ease;
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--primary);
  background: var(--primary-soft);
}
.nav-link.active {
  color: var(--primary);
  background: var(--primary-soft);
  font-weight: 600;
}
.nav-cta {
  margin-left: 8px;
}
.nav-cta .btn-primary {
  padding: 10px 22px;
  font-size: 0.9rem;
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-soft);
  border: none;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-dark);
  position: absolute;
  left: 13px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-toggle span:nth-child(1) { top: 16px; }
.nav-toggle span:nth-child(2) { top: 22px; }
.nav-toggle span:nth-child(3) { top: 28px; }
.nav-toggle.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 140px 0 0;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(247,246,242,0.97) 30%, rgba(247,246,242,0.82) 60%, rgba(217,150,59,0.15) 100%);
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  padding-bottom: 60px;
}
.hero-copy {
  max-width: 580px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}
.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.18;
  color: var(--text-dark);
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.hero h1 .highlight {
  color: var(--primary);
}
.hero-sub {
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--text-main);
  margin-bottom: 36px;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  margin-bottom: 48px;
}
.hero-trust {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 20px 0;
  background: rgba(255,255,255,0.35);
}
.trust-list {
  display: flex;
  justify-content: flex-start;
  gap: 48px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-light);
  letter-spacing: 0.04em;
}
.trust-list span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.trust-list span::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
}

/* Hero cover card */
.hero-cover {
  position: relative;
}
.cover-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(21,23,26,0.1);
  max-width: 380px;
  margin-left: auto;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.cover-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 80px rgba(21,23,26,0.14);
}
.cover-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: var(--bg-dark);
  color: var(--text-on-dark);
}
.cover-brand {
  font-weight: 800;
  font-size: 1rem;
}
.cover-edition {
  font-size: 0.75rem;
  color: var(--text-secondary-dark);
  background: rgba(255,255,255,0.1);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}
.cover-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-bottom: 1px solid var(--border);
}
.cover-dir {
  padding: 18px 20px;
  background: var(--bg-warm);
}
.dir-line {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 0.875rem;
  color: var(--text-main);
}
.dir-line:last-child {
  border-bottom: none;
}
.dir-line span {
  font-weight: 800;
  font-size: 0.8125rem;
  color: var(--primary);
  background: var(--primary-soft);
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  flex-shrink: 0;
}
.cover-cta {
  display: block;
  text-align: center;
  padding: 14px 20px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.25s ease;
}
.cover-cta:hover {
  background: var(--primary-dark);
}

/* ===== Feature trio ===== */
.features {
  padding: 80px 0;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.feature-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.feature-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.feature-icon {
  width: 52px;
  height: 52px;
  background: var(--primary-soft);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--primary);
  font-size: 1.4rem;
  font-weight: 800;
}
.feature-item h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}
.feature-item p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-main);
}

/* ===== Pain Points (dark) ===== */
.pain {
  background: var(--bg-dark);
  color: var(--text-on-dark);
}
.pain-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 60px;
}
.pain-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-secondary-dark);
  margin-bottom: 16px;
}
.pain-label::before {
  content: '01';
  font-weight: 800;
  color: var(--primary);
  font-size: 1.2rem;
}
.pain-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 16px;
}
.pain-desc {
  color: var(--text-secondary-dark);
  line-height: 1.8;
  max-width: 300px;
}
.pain-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.pain-item {
  padding: 28px 32px;
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.06);
  transition: background 0.3s ease, border-color 0.3s ease;
}
.pain-item:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.12);
}
.pain-item.featured {
  background: rgba(14,147,132,0.12);
  border-color: rgba(14,147,132,0.3);
}
.pain-item .pain-num {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 6px;
  display: block;
}
.pain-item h4 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-on-dark);
}
.pain-item p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--text-secondary-dark);
}
.pain-more {
  margin-top: 40px;
  display: flex;
  justify-content: flex-end;
}
.pain-more a {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s ease;
}
.pain-more a:hover {
  gap: 10px;
}

/* ===== Solution ===== */
.solution {
  background: var(--bg-warm);
}
.solution-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
  align-items: start;
}
.solution-left {
  position: sticky;
  top: 120px;
}
.solution-entries {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.solution-entry {
  padding: 28px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.solution-entry:hover {
  border-color: rgba(14,147,132,0.4);
  box-shadow: var(--shadow-sm);
}
.solution-entry .entry-num {
  font-size: 0.875rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 6px;
  display: block;
}
.solution-entry h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}
.solution-entry p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-main);
}
.promise-card {
  margin-top: 20px;
  background: var(--bg-dark);
  border-radius: var(--radius);
  padding: 32px;
  color: var(--text-on-dark);
}
.promise-card h4 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.promise-card h4::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
}
.promise-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.promise-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary-dark);
}
.promise-list li::before {
  content: '✓';
  color: var(--primary);
  font-weight: 800;
  flex-shrink: 0;
}

/* Comparison table */
.compare-table {
  margin-top: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}
.compare-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s ease;
  gap: 0;
}
.compare-row:last-child {
  border-bottom: none;
}
.compare-row:hover {
  background: rgba(247,246,242,0.6);
}
.compare-cell {
  padding: 18px 24px;
  font-size: 0.875rem;
  line-height: 1.7;
}
.compare-cell.bad {
  color: var(--text-light);
}
.compare-cell.good {
  color: var(--text-dark);
  font-weight: 500;
}
.compare-cell.good::before {
  content: '✓ ';
  color: var(--primary);
  font-weight: 800;
}
.compare-cell.bad::before {
  content: '× ';
  color: #C0392B;
  font-weight: 800;
}

/* ===== Results / Stats ===== */
.results {
  background: #fff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.results-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  text-align: center;
}
.stat-item {
  padding: 32px 16px;
  border-right: 1px solid var(--border);
}
.stat-item:last-child {
  border-right: none;
}
.stat-number {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--text-dark);
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
}
.stat-number .unit {
  font-size: 0.6em;
  color: var(--primary);
  font-weight: 700;
}
.stat-line {
  width: 32px;
  height: 3px;
  background: var(--primary);
  margin: 16px auto;
  border-radius: 2px;
}
.stat-label {
  font-size: 0.875rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* ===== Testimonials ===== */
.testimonials {
  background: var(--bg-warm);
}
.testimonials-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px;
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: start;
}
.testimonial-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.testimonial-card:nth-child(2) {
  transform: translateY(20px);
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.testimonial-card:nth-child(2):hover {
  transform: translateY(16px);
}
.quote-mark {
  font-size: 2.5rem;
  color: var(--primary);
  font-family: Georgia, serif;
  line-height: 1;
  margin-bottom: 12px;
  display: block;
  height: 28px;
}
.testimonial-text {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text-main);
  margin-bottom: 24px;
}
.testimonial-person {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.person-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--primary);
  flex-shrink: 0;
}
.person-info .name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-dark);
}
.person-info .role {
  font-size: 0.8125rem;
  color: var(--text-light);
}

/* ===== FAQ ===== */
.faq {
  background: #fff;
}
.faq-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px;
}
.faq-list {
  max-width: 760px;
  margin: 0 auto;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  background: var(--bg-warm);
  overflow: hidden;
  transition: border-color 0.3s ease;
}
.faq-item:hover {
  border-color: rgba(14,147,132,0.4);
}
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-dark);
  list-style: none;
  position: relative;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary .faq-icon {
  position: relative;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}
.faq-item summary .faq-icon::before,
.faq-item summary .faq-icon::after {
  content: '';
  position: absolute;
  background: var(--primary);
  border-radius: 1px;
  transition: transform 0.25s ease;
}
.faq-item summary .faq-icon::before {
  width: 16px;
  height: 2px;
  top: 9px;
  left: 2px;
}
.faq-item summary .faq-icon::after {
  width: 2px;
  height: 16px;
  left: 9px;
  top: 2px;
}
.faq-item[open] summary .faq-icon::after {
  transform: scaleY(0);
}
.faq-item[open] summary {
  border-bottom: 1px solid var(--border);
}
.faq-answer {
  padding: 18px 24px 22px;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-light);
  animation: fadeIn 0.25s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== CTA ===== */
.cta-section {
  background: var(--bg-dark);
  color: var(--text-on-dark);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: rgba(14,147,132,0.15);
  border-radius: 50%;
  pointer-events: none;
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -120px;
  left: -50px;
  width: 240px;
  height: 240px;
  background: rgba(217,150,59,0.08);
  border-radius: 50%;
  pointer-events: none;
}
.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
}
.cta-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}
.cta-sub {
  font-size: 1rem;
  color: var(--text-secondary-dark);
  line-height: 1.8;
  margin-bottom: 36px;
}
.cta-buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.cta-buttons .btn-primary {
  padding: 16px 40px;
  font-size: 1.0625rem;
}
.cta-note {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.5);
  margin-top: 16px;
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}
.cta-note span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.cta-note span::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--primary);
}

/* Subscribe form */
.subscribe-form {
  display: flex;
  gap: 12px;
  margin-top: 32px;
  width: 100%;
  max-width: 440px;
  margin-left: auto;
  margin-right: auto;
}
.subscribe-form input {
  flex: 1;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-pill);
  padding: 13px 22px;
  font-size: 0.9rem;
  color: var(--text-on-dark);
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.subscribe-form input::placeholder {
  color: rgba(255,255,255,0.4);
}
.subscribe-form input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(14,147,132,0.15);
}
.subscribe-form .btn-primary {
  padding: 13px 24px;
  flex-shrink: 0;
}

/* ===== Footer ===== */
.site-footer {
  background: #101214;
  color: var(--text-on-dark);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .logo {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-brand .logo .logo-dot {
  width: 10px;
  height: 10px;
  background: var(--primary);
  border-radius: 50%;
  display: inline-block;
}
.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-secondary-dark);
  line-height: 1.7;
  max-width: 280px;
}
.footer-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-on-dark);
  margin-bottom: 16px;
  letter-spacing: 0.06em;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-links a {
  font-size: 0.875rem;
  color: var(--text-secondary-dark);
  transition: color 0.2s ease;
}
.footer-links a:hover {
  color: var(--primary);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.4);
}
.footer-bottom a {
  color: rgba(255,255,255,0.4);
  transition: color 0.2s ease;
}
.footer-bottom a:hover {
  color: var(--primary);
}

/* ===== Scroll Reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-cover {
    max-width: 420px;
    margin-left: 0;
  }
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
  .pain-grid {
    grid-template-columns: 0.7fr 1.3fr;
    gap: 40px;
  }
  .solution-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .solution-left {
    position: static;
  }
  .stat-item {
    padding: 24px 12px;
  }
}
@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  .site-nav {
    top: 12px;
    max-width: calc(100% - 24px);
    border-radius: 28px;
  }
  .nav-inner {
    padding: 6px 12px 6px 16px;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: rgba(247,246,242,0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 24px;
    padding: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    z-index: 999;
  }
  .nav-menu.open {
    display: flex;
  }
  .nav-link {
    padding: 12px 16px;
    font-size: 0.975rem;
  }
  .nav-cta {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
  .nav-cta .btn-primary {
    display: block;
    text-align: center;
    margin-top: 8px;
  }
  .hero {
    padding: 120px 0 0;
  }
  .hero-inner {
    padding-bottom: 40px;
  }
  .hero h1 {
    font-size: clamp(2rem, 9vw, 3rem);
  }
  .hero-sub {
    font-size: 0.975rem;
  }
  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-ctas .btn-primary,
  .hero-ctas .btn-secondary {
    justify-content: center;
    text-align: center;
  }
  .trust-list {
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
  }
  .features-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .feature-item {
    padding: 24px;
  }
  .pain-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .pain-desc {
    max-width: none;
  }
  .pain-item {
    padding: 20px 24px;
  }
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .stat-item {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 28px 0;
  }
  .stat-item:last-child {
    border-bottom: none;
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .testimonial-card:nth-child(2) {
    transform: none;
  }
  .testimonial-card:hover,
  .testimonial-card:nth-child(2):hover {
    transform: translateY(-4px);
  }
  .compare-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .compare-cell {
    padding: 14px 20px;
  }
  .compare-cell.bad {
    border-bottom: 1px dashed var(--border);
  }
  .cta-buttons {
    width: 100%;
  }
  .cta-buttons .btn-primary {
    width: 100%;
    justify-content: center;
  }
  .subscribe-form {
    flex-direction: column;
    gap: 10px;
  }
  .subscribe-form .btn-primary {
    width: 100%;
    text-align: center;
    justify-content: center;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}
@media (max-width: 520px) {
  .hero h1 {
    font-size: 1.875rem;
  }
  .hero-ctas {
    margin-bottom: 32px;
  }
  .section {
    padding: 56px 0;
  }
  .trust-list span {
    font-size: 0.8125rem;
  }
  .cover-card {
    border-radius: 16px;
  }
  .faq-item summary {
    font-size: 0.975rem;
    padding: 16px 18px;
  }
  .faq-answer {
    padding: 14px 18px 18px;
  }
}

/* ===== Reduced Motion ===== */
@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;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ===== Utility ===== */
.section-center {
  text-align: center;
}
.section-center .section-desc {
  margin-left: auto;
  margin-right: auto;
}

/* roulang page: category1 */
/* ===== Design Tokens ===== */
:root {
  --bg-warm: #F7F6F2;
  --bg-dark: #15171A;
  --bg-soft: #ECE9E2;
  --primary: #0E9384;
  --primary-dark: #0A7568;
  --primary-soft: rgba(14,147,132,0.1);
  --accent: #D9963B;
  --text-main: #3A3E42;
  --text-dark: #15171A;
  --text-light: #757A7E;
  --text-on-dark: #F7F6F2;
  --text-secondary-dark: #B9BFBC;
  --border: #E3DFD7;
  --border-dark: rgba(255,255,255,0.14);
  --radius: 16px;
  --radius-pill: 999px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(21,23,26,0.05);
  --shadow-lg: 0 12px 30px rgba(21,23,26,0.08);
  --container: 1200px;
  --section-gap: clamp(72px, 9vw, 120px);
  --font-title: 700;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "PingFang SC", "HarmonyOS Sans SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  background: var(--bg-warm);
  color: var(--text-main);
  font-size: 1rem;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}
input {
  font-family: inherit;
}
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: var(--section-gap) 0;
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
}
.section-label::before {
  content: '';
  width: 28px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}
.section-title {
  font-size: clamp(1.3rem, 2.4vw, 1.8rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-dark);
  margin-top: 12px;
}
.section-desc {
  margin-top: 12px;
  max-width: 640px;
  color: var(--text-main);
  line-height: 1.8;
}
/* ===== Buttons ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-pill);
  padding: 14px 28px;
  font-weight: 600;
  font-size: 0.975rem;
  transition: background 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
  box-shadow: 0 4px 14px rgba(14,147,132,0.25);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14,147,132,0.3);
}
.btn-primary:active {
  transform: translateY(2px);
  box-shadow: 0 2px 8px rgba(14,147,132,0.2);
}
.btn-primary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-dark);
  border: 1px solid var(--text-dark);
  border-radius: var(--radius-pill);
  padding: 13px 28px;
  font-weight: 600;
  font-size: 0.975rem;
  transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease;
}
.btn-secondary:hover {
  background: var(--text-dark);
  color: var(--bg-warm);
  transform: translateY(-2px);
}
.btn-secondary:active {
  transform: translateY(1px);
}
.btn-secondary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}
.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--primary);
  transition: color 0.2s ease, gap 0.2s ease;
}
.btn-text:hover {
  color: var(--primary-dark);
  gap: 10px;
}
.btn-text:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}
.btn-sm {
  padding: 9px 20px;
  font-size: 0.875rem;
}
/* ===== Navbar ===== */
.site-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  max-width: 92%;
  z-index: 1000;
  background: rgba(247,246,242,0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-pill);
  box-shadow: 0 8px 30px rgba(21,23,26,0.08);
  border: 1px solid rgba(227,223,215,0.5);
  transition: box-shadow 0.3s ease;
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 8px 10px 8px 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--text-dark);
  white-space: nowrap;
}
.nav-logo .logo-dot {
  width: 10px;
  height: 10px;
  background: var(--primary);
  border-radius: 50%;
  display: inline-block;
  position: relative;
}
.nav-logo .logo-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  border: 2px solid var(--primary);
  border-radius: 50%;
  opacity: 0.3;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  display: block;
  padding: 8px 16px;
  font-size: 0.925rem;
  font-weight: 500;
  border-radius: var(--radius-pill);
  color: var(--text-main);
  transition: color 0.2s ease, background 0.2s ease;
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--primary);
  background: var(--primary-soft);
}
.nav-link.active {
  color: var(--primary);
  background: var(--primary-soft);
  font-weight: 600;
}
.nav-cta {
  margin-left: 8px;
}
.nav-cta .btn-primary {
  padding: 10px 22px;
  font-size: 0.9rem;
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-soft);
  border: none;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-dark);
  position: absolute;
  left: 13px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-toggle span:nth-child(1) { top: 16px; }
.nav-toggle span:nth-child(2) { top: 22px; }
.nav-toggle span:nth-child(3) { top: 28px; }
.nav-toggle.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}
/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 140px 0 0;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(247,246,242,0.97) 30%, rgba(247,246,242,0.94) 55%, rgba(247,246,242,0.72));
}
.hero .container {
  position: relative;
  z-index: 1;
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-dark);
  max-width: 680px;
}
.hero-subtitle {
  margin-top: 20px;
  font-size: 1.0625rem;
  color: var(--text-main);
  max-width: 520px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 36px;
}
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 56px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}
.hero-trust span {
  flex: 1;
  min-width: 140px;
  padding: 4px 20px;
  font-size: 0.925rem;
  color: var(--text-light);
  text-align: center;
  border-right: 1px solid var(--border);
}
.hero-trust span:last-child {
  border-right: none;
}
/* ===== Breadcrumb ===== */
.breadcrumb {
  padding: 120px 0 0;
  font-size: 0.875rem;
  color: var(--text-light);
}
.breadcrumb-inner {
  display: flex;
  align-items: center;
  gap: 8px;
}
.breadcrumb a:hover {
  color: var(--primary);
}
.breadcrumb .sep {
  color: var(--border);
}
.breadcrumb .current {
  color: var(--text-dark);
  font-weight: 500;
}
/* ===== Category Header ===== */
.category-header {
  padding: 32px 0 24px;
}
.category-header h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-dark);
  margin-top: 16px;
}
.category-desc {
  margin-top: 16px;
  max-width: 780px;
  color: var(--text-main);
  line-height: 1.85;
  font-size: 1rem;
}
/* ===== Filter Tabs ===== */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 8px 0 0;
  margin-top: 24px;
}
.filter-tab {
  display: inline-block;
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  background: var(--bg-soft);
  color: var(--text-main);
  font-size: 0.875rem;
  font-weight: 500;
  transition: background 0.22s ease, color 0.22s ease, transform 0.22s ease;
  border: 1px solid transparent;
}
.filter-tab:hover {
  background: var(--primary-soft);
  color: var(--primary);
}
.filter-tab.active {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
}
.filter-tab:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}
/* ===== Resource List ===== */
.resource-list-section {
  padding: 48px 0 0;
}
.resource-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.resource-card {
  display: flex;
  gap: 28px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.resource-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(14,147,132,0.4);
}
.resource-card:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14,147,132,0.15);
}
.resource-media {
  flex: 0 0 260px;
  aspect-ratio: 4 / 3;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-soft);
}
.resource-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.resource-card:hover .resource-media img {
  transform: scale(1.03);
}
.resource-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
}
.resource-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 8px;
  line-height: 1.4;
}
.resource-title a:hover {
  color: var(--primary);
}
.resource-desc {
  font-size: 0.95rem;
  color: var(--text-main);
  line-height: 1.7;
  margin-bottom: 14px;
}
.resource-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.badge-free {
  background: var(--accent);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.02em;
}
.badge-tag {
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
}
.badge-updated {
  color: var(--text-light);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: #fff;
}
.resource-actions {
  margin-top: auto;
}
.resource-actions .btn-secondary {
  padding: 9px 22px;
  font-size: 0.875rem;
}
/* ===== Pagination ===== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 48px;
}
.page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
  padding: 0 18px;
  border-radius: var(--radius-pill);
  background: #fff;
  border: 1px solid var(--border);
  color: var(--text-main);
  font-size: 0.9rem;
  font-weight: 500;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.page-link:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.page-link.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  font-weight: 600;
}
.page-link.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}
.page-link:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}
/* ===== Category Info ===== */
.category-info {
  margin-top: 0;
  background: var(--bg-soft);
}
.category-info-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}
.category-info-text p {
  margin-top: 16px;
  color: var(--text-main);
  line-height: 1.85;
  font-size: 0.975rem;
  max-width: 560px;
}
.category-info-stats {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 32px;
  background: var(--bg-dark);
  border-radius: var(--radius);
  color: var(--text-on-dark);
}
.stat-item {
  text-align: left;
  padding-left: 20px;
  border-left: 3px solid var(--primary);
}
.stat-number {
  display: block;
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--text-on-dark);
  line-height: 1.1;
}
.stat-label {
  display: block;
  margin-top: 6px;
  font-size: 0.9rem;
  color: var(--text-secondary-dark);
}
/* ===== FAQ ===== */
.faq-section {
  background: var(--bg-warm);
}
.faq-head {
  text-align: center;
  margin-bottom: 24px;
}
.faq-head .section-label {
  justify-content: center;
}
.faq-head .section-label::before {
  display: none;
}
.faq-head .section-title {
  margin-top: 8px;
}
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 14px;
  padding: 20px 24px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.faq-item:hover {
  border-color: rgba(14,147,132,0.3);
}
.faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  list-style: none;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-dark);
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  line-height: 1;
  color: var(--primary);
  transition: transform 0.2s ease;
  flex-shrink: 0;
  margin-left: 16px;
}
.faq-item[open] summary::after {
  transform: rotate(45deg);
}
.faq-item .faq-answer {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  color: var(--text-main);
  font-size: 0.95rem;
  line-height: 1.8;
}
.faq-item summary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}
/* ===== CTA Light ===== */
.cta-light {
  padding: clamp(48px, 6vw, 80px) 0;
  text-align: center;
  background: var(--bg-dark);
}
.cta-light h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--text-on-dark);
  line-height: 1.3;
}
.cta-light p {
  margin-top: 12px;
  color: var(--text-secondary-dark);
  font-size: 1rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.cta-light .btn-primary {
  margin-top: 28px;
}
.cta-light .btn-primary:hover {
  background: var(--primary);
  box-shadow: 0 4px 14px rgba(14,147,132,0.4);
}
/* ===== Footer ===== */
.site-footer {
  background: var(--bg-dark);
  color: var(--text-on-dark);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr;
  gap: 48px;
  padding-bottom: 40px;
}
.footer-brand .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-on-dark);
}
.footer-brand .logo-dot {
  width: 10px;
  height: 10px;
  background: var(--primary);
  border-radius: 50%;
  display: inline-block;
  position: relative;
}
.footer-brand .logo-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  border: 2px solid var(--primary);
  border-radius: 50%;
  opacity: 0.3;
}
.footer-brand p {
  margin-top: 16px;
  color: var(--text-secondary-dark);
  font-size: 0.9rem;
  line-height: 1.8;
  max-width: 360px;
}
.footer-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-on-dark);
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: var(--text-secondary-dark);
  font-size: 0.9rem;
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.footer-links a:hover {
  color: var(--primary);
  padding-left: 4px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.14);
  padding: 22px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-secondary-dark);
}
/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .nav-inner { gap: 12px; }
  .nav-link { padding: 8px 12px; font-size: 0.88rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .category-info-grid { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .site-nav { max-width: 96%; }
  .nav-menu {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    background: rgba(247,246,242,0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 24px;
    padding: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    box-shadow: 0 16px 40px rgba(21,23,26,0.12);
    border: 1px solid var(--border);
  }
  .nav-menu.open {
    display: flex;
  }
  .nav-menu .nav-link {
    display: block;
    text-align: center;
    padding: 12px 16px;
    font-size: 1rem;
  }
  .nav-cta-desktop { display: none !important; }
  .nav-toggle {
    display: block;
  }
  .breadcrumb { padding-top: 100px; }
  .resource-card {
    flex-direction: column;
    padding: 16px;
  }
  .resource-media {
    flex: none;
    width: 100%;
    aspect-ratio: 16 / 10;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .hero-trust span {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .hero-trust span:last-child {
    border-bottom: none;
  }
  .hero-trust {
    flex-direction: column;
    gap: 8px;
  }
  .category-header h1 {
    font-size: 1.9rem;
  }
  .filter-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
  }
  .filter-tab {
    white-space: nowrap;
    flex-shrink: 0;
  }
  .pagination {
    flex-wrap: wrap;
  }
}
@media (max-width: 576px) {
  .hero h1 {
    font-size: 2rem;
  }
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    width: 100%;
    justify-content: center;
  }
  .resource-title {
    font-size: 1.125rem;
  }
  .category-info-stats {
    padding: 24px 20px;
  }
  .stat-number {
    font-size: 2.2rem;
  }
  .btn-primary,
  .btn-secondary {
    padding: 13px 22px;
    font-size: 0.925rem;
  }
}
/* ===== Reduced Motion ===== */
@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;
  }
}