/* ═══════════════════════════════════════════════════════
   opentalk.org.cn — 中创侨智 品牌展示站（审核版）
   色调：深蓝 #1a3a5c / 金色 #c9a96e
   ═══════════════════════════════════════════════════════ */

/* ── CSS Custom Properties ── */
:root {
  --color-navy: #1a3a5c;
  --color-navy-dark: #0f2640;
  --color-navy-light: #234b72;
  --color-gold: #c9a96e;
  --color-gold-glow: rgba(201, 169, 110, 0.4);
  --color-gold-hover: #b8953d;
  --color-gold-light: rgba(201, 169, 110, 0.1);
  --color-gold-border: rgba(201, 169, 110, 0.25);
  --color-white: #ffffff;
  --color-off-white: #f7f6f3;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  --font-sans: "Inter", "PingFang SC", "Space Grotesk", system-ui, sans-serif;
  --font-display: "Space Grotesk", "PingFang SC", serif;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 30px 70px rgba(0, 0, 0, 0.25);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 24px;

  --max-width: 1200px;
  --nav-height: 72px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  color: var(--color-gray-800);
  background: var(--color-white);
  line-height: 1.7;
  min-height: 100vh;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

ul {
  list-style: none;
}

/* ── Utility ── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transition: box-shadow 0.3s ease;
}

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

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-brand {
  display: flex;
  align-items: center;
}

.nav-logo {
  display: block;
  height: 36px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 0.938rem;
  font-weight: 500;
  color: var(--color-gray-600);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold);
  transition: width 0.25s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-navy);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 101;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.938rem;
  font-weight: 600;
  font-family: var(--font-sans);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.25s ease;
  border: none;
  line-height: 1.4;
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-navy);
  box-shadow: 0 0 20px var(--color-gold-light);
}

.btn-primary:hover {
  background: var(--color-gold-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(201, 169, 110, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.btn-outline-dark {
  background: transparent;
  color: var(--color-navy);
  border: 1.5px solid var(--color-navy);
}

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

.btn-lg {
  padding: 14px 36px;
  font-size: 1.05rem;
}

/* ── Hero ── */
.hero {
  padding: calc(var(--nav-height) + 120px) 0 140px;
  background: radial-gradient(circle at 80% 20%, #1e4670 0%, var(--color-navy) 40%, var(--color-navy-dark) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 169, 110, 0.12) 0%, transparent 75%);
  pointer-events: none;
  animation: pulse-glow 8s infinite alternate;
}

@keyframes pulse-glow {
  from { opacity: 0.5; transform: scale(1); }
  to { opacity: 1; transform: scale(1.1); }
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 50px;
  background: var(--color-gold-light);
  border: 1px solid var(--color-gold-border);
  color: var(--color-gold);
  font-size: 0.813rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.hero-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-gold);
}

.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-white);
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero h1 em {
  font-style: normal;
  color: var(--color-gold);
}

.hero p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 460px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 0 30px rgba(255, 255, 255, 0.05), var(--shadow-xl);
  border-radius: var(--radius-lg);
  padding: 48px;
  width: 100%;
  max-width: 420px;
}

.hero-card-stat {
  display: flex;
  gap: 32px;
  margin-bottom: 36px;
}

.hero-card-stat .stat-item h3 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1.1;
}

.hero-card-stat .stat-item p {
  font-size: 0.813rem;
  color: rgba(255, 255, 255, 0.55);
  margin: 0;
}

.hero-card-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 28px;
}

.hero-card-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.938rem;
}

.hero-card-feature .check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(201, 169, 110, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  font-size: 0.7rem;
  flex-shrink: 0;
}

/* ── Section Common ── */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.section-label {
  display: inline-block;
  font-size: 0.813rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-navy);
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.063rem;
  color: var(--color-gray-500);
  line-height: 1.7;
}

/* ── Services Grid (Index) ── */
.services-section {
  background: var(--color-off-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px 32px 32px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-navy), var(--color-gold));
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, #0f2640 0%, var(--color-navy) 100%);
  border: 1px solid rgba(201, 169, 110, 0.15);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: all 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.service-card:hover .service-icon {
  transform: scale(1.08) rotate(4deg);
  border-color: var(--color-gold);
  box-shadow: 0 0 28px rgba(201, 169, 110, 0.18), 0 8px 24px rgba(0, 0, 0, 0.2);
}

.service-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--color-gold);
  stroke-width: 1.4;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 3px rgba(201, 169, 110, 0.35));
}

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.938rem;
  color: var(--color-gray-500);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-card .link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gold);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s ease;
}

.service-card .link:hover {
  gap: 10px;
}

/* ── AI Highlight Section (repurposed as Why Us) ── */
.ai-highlight {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.ai-highlight-item {
  text-align: center;
  padding: 40px 24px;
  border-radius: var(--radius-lg);
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.ai-highlight-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.ai-highlight-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.ai-highlight-icon svg {
  display: block;
}

.ai-highlight-item h3 {
  font-size: 1.063rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.ai-highlight-item p {
  font-size: 0.875rem;
  color: var(--color-gray-500);
  line-height: 1.6;
}

/* ── Process Timeline ── */
.process-section {
  background: var(--color-white);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  position: relative;
}

.process-steps::before {
  content: "";
  position: absolute;
  top: 40px;
  left: 16.6%;
  right: 16.6%;
  height: 1px;
  background: var(--color-gray-200);
  z-index: 0;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
  padding: 0 16px;
}

.process-step-num {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--color-white);
  border: 2px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-navy);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.process-step:hover .process-step-num {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 8px var(--color-gold-light);
}

.process-step h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 6px;
}

.process-step p {
  font-size: 0.813rem;
  color: var(--color-gray-500);
  line-height: 1.6;
}

/* ── CTA Banner ── */
.cta-section {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-dark) 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 100%;
  background: radial-gradient(ellipse at center, rgba(201, 169, 110, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section .container {
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.cta-section p {
  font-size: 1.063rem;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 32px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

/* ── Footer ── */
.footer {
  background: var(--color-navy-dark);
  color: rgba(255, 255, 255, 0.6);
  padding: 56px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer-col h4 {
  font-size: 0.813rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 20px;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.2s ease;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.813rem;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.45);
  transition: color 0.2s ease;
}

.footer-bottom a:hover {
  color: var(--color-gold);
}

/* ═══════════════════════════════════════════════════════
   SERVICES PAGE
   ═══════════════════════════════════════════════════════ */

.page-header {
  padding: calc(var(--nav-height) + 60px) 0 48px;
  background: var(--color-navy);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: "";
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 169, 110, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.page-header .container {
  position: relative;
  z-index: 1;
}

.page-header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.page-header p {
  font-size: 1.063rem;
  color: rgba(255, 255, 255, 0.65);
  max-width: 480px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.813rem;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 24px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.2s ease;
}

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

/* ── Pricing Section ── */
.pricing-section {
  background: var(--color-off-white);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* ── Promo Banner ── */
.pricing-banner {
  background: linear-gradient(135deg, #fef9f0 0%, #fdf3e0 100%);
  border: 1px solid rgba(201, 169, 110, 0.25);
  border-radius: var(--radius-md);
  padding: 18px 28px;
  margin-bottom: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 600;
  color: var(--color-navy);
  font-size: 0.938rem;
  flex-wrap: wrap;
}

.pricing-banner .divider {
  color: var(--color-gray-300);
}

/* ── Pricing Cards ── */
.pricing-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px 28px 32px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  position: relative;
  border: 1.5px solid transparent;
}

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

.pricing-card.featured {
  border-color: var(--color-gold);
  background: linear-gradient(180deg, #fffefb 0%, var(--color-white) 100%);
  box-shadow: 0 0 0 4px rgba(201, 169, 110, 0.08), var(--shadow-md), 0 0 32px rgba(201, 169, 110, 0.06);
}

.pricing-card.featured::after {
  content: "推荐";
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 3px 12px;
  border-radius: 50px;
  background: var(--color-gold);
  color: var(--color-navy);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.pricing-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 6px;
}

.pricing-duration {
  font-size: 0.813rem;
  color: var(--color-gray-400);
  margin-bottom: 16px;
}

.pricing-price-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 4px;
}

.pricing-price {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1.1;
}

.pricing-price-currency {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-gray-400);
}

.pricing-original {
  font-size: 0.938rem;
  color: var(--color-gray-400);
  text-decoration: line-through;
  font-weight: 500;
}

.pricing-desc {
  font-size: 0.875rem;
  color: var(--color-gray-500);
  line-height: 1.7;
  margin-bottom: 12px;
  flex: 1;
}

.pricing-highlight {
  font-size: 0.813rem;
  color: var(--color-navy);
  font-weight: 600;
  margin-bottom: 20px;
}

.pricing-card .btn {
  width: 100%;
}

.pricing-card.featured .pricing-price {
  color: #b8861c;
}

/* ── FAQ ── */
.faq-section {
  background: var(--color-off-white);
}

.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-item summary {
  padding: 22px 28px;
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-navy);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s ease;
  font-size: 0.75rem;
  color: var(--color-gold);
  font-weight: 700;
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 28px 24px;
  font-size: 0.938rem;
  color: var(--color-gray-500);
  line-height: 1.7;
}

/* ═══════════════════════════════════════════════════════
   HELP CENTER PAGE
   ═══════════════════════════════════════════════════════ */

.help-section {
  margin-bottom: 60px;
}

.help-section:last-child {
  margin-bottom: 0;
}

.help-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 28px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-gold-light);
}

.help-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.help-card {
  background: var(--color-off-white);
  border-radius: var(--radius-md);
  padding: 28px;
  border: 1px solid var(--color-gray-200);
}

.help-card h3 {
  font-size: 1.063rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 12px;
}

.help-card p {
  font-size: 0.875rem;
  color: var(--color-gray-500);
  line-height: 1.7;
}

.help-contact {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.help-contact-item {
  background: var(--color-off-white);
  border-radius: var(--radius-md);
  padding: 28px;
  text-align: center;
  border: 1px solid var(--color-gray-200);
}

.help-contact-item h4 {
  font-size: 0.813rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 8px;
}

.help-contact-item p {
  font-size: 1.063rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 4px;
}

.help-contact-item span {
  font-size: 0.813rem;
  color: var(--color-gray-400);
}

.help-contact-item a {
  color: var(--color-navy);
}

.help-contact-item a:hover {
  color: var(--color-gold);
}

/* ── Mobile nav overlay ── */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(0, 0, 0, 0.3);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.nav-overlay.visible {
  display: block;
  opacity: 1;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 2.25rem;
  }

  .hero-visual {
    display: none;
  }

  .hero .container {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps {
    grid-template-columns: repeat(3, 1fr);
  }

  .process-steps::before {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .ai-highlight {
    grid-template-columns: repeat(3, 1fr);
  }

  .help-grid,
  .help-contact {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    padding: 100px 32px 32px;
    gap: 24px;
    box-shadow: var(--shadow-xl);
    transform: translateX(100%);
    transition: transform 0.35s ease;
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .nav-toggle {
    display: flex;
  }

  .section {
    padding: 72px 0;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .hero {
    padding: calc(var(--nav-height) + 48px) 0 64px;
  }

  .hero h1 {
    font-size: 1.85rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .hero-card-stat {
    gap: 20px;
  }

  .hero-card-stat .stat-item h3 {
    font-size: 1.5rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .process-step {
    margin-bottom: 32px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .page-header h1 {
    font-size: 1.85rem;
  }

  .cta-section h2 {
    font-size: 1.6rem;
  }

  .ai-highlight {
    grid-template-columns: 1fr 1fr;
  }

  .help-grid,
  .help-contact {
    grid-template-columns: 1fr;
  }
}