/* ==========================================
   三月七云 sanyueqi.sbs - White Light Theme CSS (Radically Redesigned Layout)
   Theme: Pure White Clean Mode + March 7th Pink & Ice Cyan Accents
   ========================================== */

:root {
  --bg-main: #ffffff;
  --bg-subtle: #f8fafc;
  --bg-card: #ffffff;
  --bg-blue-light: #f0f9ff;
  --bg-pink-light: #fdf2f8;

  --border-light: #e2e8f0;
  --border-hover: #93c5fd;
  --border-pink: #fbcfe8;

  --primary: #0284c7;
  --accent-pink: #ec4899;
  --accent-pink-soft: #f472b6;
  --accent-cyan: #06b6d4;

  --text-main: #0f172a;
  --text-sub: #334155;
  --text-muted: #64748b;

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-full: 9999px;

  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 25px -5px rgba(2, 132, 199, 0.1);
  --shadow-lg: 0 20px 45px -15px rgba(0, 0, 0, 0.08);
  --shadow-pink: 0 12px 30px -10px rgba(236, 72, 153, 0.25);

  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  background: var(--bg-main);
}

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

a:hover {
  color: var(--accent-pink);
}

/* Top Live Status Ticker Bar (全新顶部公告/实时状态跑马灯) */
.top-ticker-bar {
  background: linear-gradient(90deg, #f0f9ff, #fdf2f8, #f0f9ff);
  border-bottom: 1px solid var(--border-pink);
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
  color: var(--text-sub);
  text-align: center;
  font-weight: 600;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
}

.ticker-tag {
  background: var(--accent-pink);
  color: #fff;
  font-size: 0.75rem;
  padding: 0.1rem 0.5rem;
  border-radius: var(--radius-full);
  font-weight: 700;
}

/* Header & Navigation */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
}

.nav-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
}

.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(236, 72, 153, 0.15);
  object-fit: cover;
}

.brand-title span {
  background: linear-gradient(135deg, var(--primary), var(--accent-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-sub);
  font-weight: 600;
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--accent-pink);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #0284c7, #38bdf8 50%, #ec4899);
  color: #ffffff !important;
  font-weight: 700;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-pink);
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 35px rgba(236, 72, 153, 0.35);
  opacity: 0.95;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #f0f9ff;
  color: var(--primary) !important;
  border: 1px solid var(--border-hover);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  transition: all var(--transition-normal);
}

.btn-secondary:hover {
  background: #e0f2fe;
  color: var(--accent-pink) !important;
  transform: translateY(-2px);
}

/* Layout Containers */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5.5rem 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem auto;
}

.section-title {
  font-size: 2.35rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.85rem;
  letter-spacing: -0.5px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.badge-march7 {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1.2rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  background: linear-gradient(135deg, rgba(236, 72, 153, 0.08), rgba(2, 132, 199, 0.08));
  color: var(--accent-pink);
  border: 1px solid var(--border-pink);
  margin-bottom: 1.25rem;
}

/* Radical New Hero Section - Centered Command Console Showcase Layout (全新居中高光排版) */
.hero-centered {
  padding: 4.5rem 0 5rem 0;
  text-align: center;
  background: radial-gradient(circle at 50% 0%, rgba(244, 114, 182, 0.12) 0%, rgba(56, 189, 248, 0.06) 40%, #ffffff 80%);
}

.hero-centered-content {
  max-width: 900px;
  margin: 0 auto;
}

.hero-main-title {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 1.5rem;
  letter-spacing: -1.2px;
  color: var(--text-main);
}

.hero-main-title .gradient-highlight {
  background: linear-gradient(135deg, var(--accent-pink), var(--primary), #818cf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-sub);
  margin: 0 auto 2.5rem auto;
  max-width: 760px;
  line-height: 1.75;
}

.hero-btn-group {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

/* Wide Hero Speed Command Box (全新横向控制台) */
.hero-console-box {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-lg);
  margin-top: 1rem;
}

.console-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.console-metric-item {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  text-align: left;
  transition: all var(--transition-normal);
}

.console-metric-item:hover {
  border-color: var(--border-pink);
  background: var(--bg-pink-light);
  transform: translateY(-3px);
}

.metric-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.metric-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-main);
}

.metric-val {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--primary);
}

.metric-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Staggered Cards Section (全新交错排列风格) */
.staggered-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.staggered-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.staggered-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.staggered-card.pink-accent-bg {
  background: linear-gradient(135deg, #ffffff, #fdf2f8);
  border-color: var(--border-pink);
}

/* Pricing Grid */
.pricing-section {
  background: var(--bg-subtle);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.pricing-card.popular {
  border: 2px solid var(--accent-pink);
  box-shadow: var(--shadow-pink);
  transform: scale(1.03);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent-pink), var(--primary));
  color: #fff;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.35rem 1.1rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
}

.plan-name {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.plan-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  min-height: 42px;
}

.plan-price {
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.plan-price span {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
}

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

.plan-features li {
  font-size: 0.9rem;
  color: var(--text-sub);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.plan-features li::before {
  content: "✓";
  color: var(--accent-pink);
  font-weight: bold;
}

/* Regional Node Cards */
.node-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.node-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.node-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

.node-card h3 {
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.node-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Articles Section (3x2 Clean Grid 排版) */
.article-grid-clean {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.article-clean-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.article-clean-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-pink);
  box-shadow: var(--shadow-md);
}

.article-tag-pill {
  font-size: 0.75rem;
  color: var(--accent-pink);
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.article-clean-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.article-clean-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* User Reviews Section */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
}

.review-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
}

.review-stars {
  color: #f59e0b;
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
}

.review-text {
  font-size: 0.95rem;
  color: var(--text-sub);
  margin-bottom: 1.25rem;
  line-height: 1.65;
}

.review-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.avatar-initial {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent-pink));
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.user-info h4 {
  font-size: 0.95rem;
  font-weight: 700;
}

.user-info span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* FAQ Accordion Grid */
.faq-grid-full {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-normal);
}

.faq-item:hover {
  border-color: var(--border-hover);
}

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

.faq-icon {
  font-size: 1.25rem;
  transition: transform 0.3s ease;
  color: var(--accent-pink);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease;
  padding: 0 1.5rem;
  color: var(--text-sub);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 1.5rem 1.25rem 1.5rem;
}

/* Footer & PBN Links (Core Task 2) */
footer {
  background: #f8fafc;
  border-top: 1px solid var(--border-light);
  padding: 3.5rem 0 2rem 0;
  text-align: center;
}

.footer-content {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 800;
  font-size: 1.15rem;
}

.footer-nav {
  display: flex;
  gap: 1.75rem;
  flex-wrap: wrap;
  justify-content: center;
  list-style: none;
  font-size: 0.95rem;
}

.footer-nav a {
  color: var(--text-muted);
}

.footer-nav a:hover {
  color: var(--accent-pink);
}

/* Low-Key PBN Friend Links Area (Core Task 2) */
.friend-links-area {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-light);
  width: 100%;
  max-width: 800px;
}

.friend-links-title {
  font-size: 0.75rem;
  color: #94a3b8;
  margin-bottom: 0.5rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.friend-links-list {
  display: inline-flex;
  gap: 1.5rem;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
}

.friend-links-list a {
  color: #64748b;
  text-decoration: none;
  transition: color 0.2s ease;
}

.friend-links-list a:hover {
  color: var(--primary);
}

.copyright {
  font-size: 0.85rem;
  color: #94a3b8;
  margin-top: 0.5rem;
}

@media (max-width: 900px) {
  .console-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .staggered-features, .article-grid-clean {
    grid-template-columns: 1fr;
  }
  .hero-main-title {
    font-size: 2.5rem;
  }
  .nav-links {
    display: none;
  }
}

/* ==========================================
   Download Modal Styles (Core Task 4)
   ========================================== */
body.modal-open {
  overflow: hidden;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.25s;
  padding: 1.25rem;
}

.modal-backdrop.is-active {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 580px;
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: 0 25px 60px -15px rgba(15, 23, 42, 0.3), 0 0 0 1px var(--border-pink);
  transform: scale(0.94) translateY(16px);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  padding: 2.25rem 2rem 2rem;
}

.modal-backdrop.is-active .modal-dialog {
  transform: scale(1) translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border-light);
  background: var(--bg-subtle);
  color: var(--text-muted);
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1;
}

.modal-close-btn:hover, .modal-close-btn:focus {
  background: #fee2e2;
  color: #ef4444;
  border-color: #fca5a5;
  outline: none;
}

.modal-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.modal-header .modal-badge {
  display: inline-block;
  background: var(--bg-pink-light);
  color: var(--accent-pink);
  border: 1px solid var(--border-pink);
  padding: 0.25rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.modal-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 0.5rem;
}

.modal-subtitle {
  font-size: 0.92rem;
  color: var(--text-sub);
  line-height: 1.5;
}

.modal-plan-banner {
  background: linear-gradient(135deg, #f0fdf4, #fdf2f8);
  border: 1px dashed #86efac;
  border-radius: var(--radius-md);
  padding: 0.85rem 1.1rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.modal-plan-info {
  font-size: 0.88rem;
  color: var(--text-main);
}

.modal-plan-info strong {
  color: var(--accent-pink);
}

.modal-plan-tag {
  background: #10b981;
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.modal-platforms {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.platform-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.platform-card:hover {
  border-color: var(--border-pink);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.platform-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.platform-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}

.platform-meta h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.2rem;
}

.platform-meta p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.platform-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--accent-pink), #db2777);
  box-shadow: 0 4px 12px rgba(236, 72, 153, 0.3);
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.2s ease;
  min-height: 44px;
}

.platform-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(236, 72, 153, 0.4);
  color: #fff;
}

.platform-btn.btn-ios {
  background: linear-gradient(135deg, #0284c7, #0369a1);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.3);
}

.platform-btn.btn-ios:hover {
  box-shadow: 0 6px 16px rgba(2, 132, 199, 0.4);
}

.modal-footer-guidance {
  text-align: center;
  padding-top: 1.1rem;
  border-top: 1px solid var(--border-light);
  font-size: 0.86rem;
  color: var(--text-muted);
}

.modal-footer-guidance a {
  color: var(--primary);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.modal-footer-guidance a:hover {
  color: var(--accent-pink);
}

/* ==========================================
   Download Center Page Styles (Core Task 5)
   ========================================== */
.download-page-header {
  padding: 3.5rem 0 2rem;
  text-align: center;
}

.download-breadcrumbs {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.download-breadcrumbs a {
  color: var(--text-sub);
}

.download-breadcrumbs a:hover {
  color: var(--primary);
}

.download-hero-card {
  background: linear-gradient(135deg, #f0f9ff 0%, #ffffff 50%, #fdf2f8 100%);
  border: 1px solid var(--border-pink);
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 3.5rem;
  text-align: center;
}

.download-platforms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.download-platform-box {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.download-platform-box:hover {
  border-color: var(--border-pink);
  transform: translateY(-4px);
  box-shadow: var(--shadow-pink);
}

.download-platform-box.featured {
  border-color: var(--accent-pink);
  background: linear-gradient(180deg, #fff 0%, #fdf2f8 100%);
  position: relative;
}

.download-steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.download-step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.step-number-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-pink);
  color: #fff;
  font-weight: 800;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

@media (max-width: 640px) {
  .modal-dialog {
    padding: 1.75rem 1.25rem 1.5rem;
  }
  .platform-card {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
  .platform-left {
    flex-direction: column;
  }
  .platform-btn {
    width: 100%;
  }
  .download-hero-card {
    padding: 2rem 1.25rem;
  }
}