/* Tailwind CSS – loaded async via JS in HTML head */

/* ===== CSS Variables ===== */
:root {
  --primary: #00f5ff;
  --secondary: #7b2fff;
  --accent: #ff2d78;
  --bg-dark: #030712;
  --bg-card: #0d1117;
  --bg-glass: rgba(13, 17, 23, 0.8);
  --text-primary: #f0f6fc;
  --text-muted: #8b949e;
  --border-glow: rgba(0, 245, 255, 0.3);
  --gradient-primary: linear-gradient(135deg, #00f5ff 0%, #7b2fff 100%);
  --gradient-accent: linear-gradient(135deg, #ff2d78 0%, #7b2fff 100%);
  --font-main: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-main);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 2px; }

/* ===== Grid Background ===== */
.grid-bg {
  background-image:
    linear-gradient(rgba(0, 245, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
}

/* ===== Glow Effects ===== */
.glow-cyan {
  box-shadow: 0 0 20px rgba(0, 245, 255, 0.4), 0 0 60px rgba(0, 245, 255, 0.1);
}
.glow-purple {
  box-shadow: 0 0 20px rgba(123, 47, 255, 0.4), 0 0 60px rgba(123, 47, 255, 0.1);
}
.glow-pink {
  box-shadow: 0 0 20px rgba(255, 45, 120, 0.4), 0 0 60px rgba(255, 45, 120, 0.1);
}
.text-glow-cyan {
  text-shadow: 0 0 20px rgba(0, 245, 255, 0.8), 0 0 40px rgba(0, 245, 255, 0.4);
}
.text-glow-purple {
  text-shadow: 0 0 20px rgba(123, 47, 255, 0.8);
}

/* ===== Navigation ===== */
.nav-container {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(3, 7, 18, 0.85);
  border-bottom: 1px solid rgba(0, 245, 255, 0.15);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-mark {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: var(--gradient-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 18px;
  color: #000;
  letter-spacing: -1px;
}

.logo-text {
  font-size: 20px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--primary);
  transition: width 0.3s;
}

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

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

.btn-nav {
  background: var(--gradient-primary);
  color: #000 !important;
  padding: 9px 22px;
  border-radius: 8px;
  font-weight: 700 !important;
  font-size: 14px !important;
  transition: opacity 0.2s, transform 0.2s !important;
}

.btn-nav::after { display: none !important; }

.btn-nav:hover {
  opacity: 0.9;
  transform: translateY(-1px) !important;
  color: #000 !important;
}

/* ===== Hero Section ===== */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 68px;
  position: relative;
  overflow: hidden;
}

.hero-orb-1 {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 245, 255, 0.12) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  pointer-events: none;
}

.hero-orb-2 {
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(123, 47, 255, 0.12) 0%, transparent 70%);
  bottom: -100px;
  left: -100px;
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 245, 255, 0.08);
  border: 1px solid rgba(0, 245, 255, 0.25);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 28px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(42px, 6vw, 80px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 24px;
}

.hero-title .line-cyan {
  background: linear-gradient(90deg, #00f5ff, #7b2fff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}

.hero-title .line-white {
  color: var(--text-primary);
  display: block;
}

.hero-desc {
  color: var(--text-muted);
  font-size: 18px;
  max-width: 560px;
  margin-bottom: 44px;
  line-height: 1.75;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 56px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--gradient-primary);
  color: #000;
  font-weight: 700;
  font-size: 16px;
  padding: 14px 32px;
  border-radius: 12px;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 245, 255, 0.35);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 16px;
  padding: 14px 32px;
  border-radius: 12px;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: border-color 0.2s, background 0.2s;
  cursor: pointer;
}

.btn-secondary:hover {
  border-color: rgba(0, 245, 255, 0.4);
  background: rgba(0, 245, 255, 0.05);
}

.hero-stats {
  display: flex;
  gap: 48px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-value {
  font-size: 32px;
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -1px;
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}

/* ===== Hero Phone Mock ===== */
.hero-phone-wrap {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-outer-ring {
  position: absolute;
  width: 500px;
  height: 500px;
  border: 1px solid rgba(0, 245, 255, 0.1);
  border-radius: 50%;
  animation: spin-ring 20s linear infinite;
}

.phone-outer-ring::before {
  content: '';
  position: absolute;
  top: 20px;
  left: 20px;
  right: 20px;
  bottom: 20px;
  border: 1px dashed rgba(123, 47, 255, 0.15);
  border-radius: 50%;
  animation: spin-ring 15s linear infinite reverse;
}

@keyframes spin-ring {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.phone-mock {
  width: 260px;
  height: 520px;
  background: var(--bg-card);
  border-radius: 36px;
  border: 1px solid rgba(0, 245, 255, 0.25);
  box-shadow:
    0 0 0 8px rgba(0, 245, 255, 0.04),
    0 40px 80px rgba(0, 0, 0, 0.6),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  position: relative;
  overflow: hidden;
  animation: float-phone 4s ease-in-out infinite;
}

@keyframes float-phone {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

.phone-notch {
  width: 100px;
  height: 24px;
  background: #000;
  border-radius: 0 0 18px 18px;
  margin: 0 auto 16px;
}

.phone-screen {
  padding: 0 16px;
  height: 100%;
}

.phone-app-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 12px 0;
}

.phone-app-icon {
  aspect-ratio: 1;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.phone-feature-card {
  background: rgba(0, 245, 255, 0.06);
  border: 1px solid rgba(0, 245, 255, 0.15);
  border-radius: 16px;
  padding: 14px;
  margin-bottom: 10px;
}

.phone-progress-bar {
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 8px;
}

.phone-progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 2px;
  animation: progress-anim 3s ease-in-out infinite;
}

@keyframes progress-anim {
  0% { width: 30%; }
  50% { width: 85%; }
  100% { width: 30%; }
}

/* ===== Section Base ===== */
.section {
  padding: 100px 0;
  position: relative;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 1px;
  background: var(--primary);
}

.section-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-title .accent {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  color: var(--text-muted);
  font-size: 17px;
  max-width: 560px;
  line-height: 1.75;
}

/* ===== Download Marquee ===== */
.marquee-section {
  padding: 32px 0;
  background: rgba(0, 245, 255, 0.02);
  border-top: 1px solid rgba(0, 245, 255, 0.08);
  border-bottom: 1px solid rgba(0, 245, 255, 0.08);
  overflow: hidden;
  white-space: nowrap;
}

.marquee-track {
  display: inline-flex;
  gap: 48px;
  animation: marquee-scroll 30s linear infinite;
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.marquee-dot {
  width: 5px;
  height: 5px;
  background: var(--primary);
  border-radius: 50%;
}

/* ===== Features ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(0, 245, 255, 0.08);
  border: 1px solid rgba(0, 245, 255, 0.08);
  border-radius: 20px;
  overflow: hidden;
}

.feature-card {
  background: var(--bg-card);
  padding: 40px 36px;
  position: relative;
  transition: background 0.3s;
}

.feature-card:hover {
  background: rgba(13, 17, 23, 0.95);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.3s;
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
}

.icon-cyan { background: rgba(0, 245, 255, 0.1); border: 1px solid rgba(0, 245, 255, 0.2); }
.icon-purple { background: rgba(123, 47, 255, 0.1); border: 1px solid rgba(123, 47, 255, 0.2); }
.icon-pink { background: rgba(255, 45, 120, 0.1); border: 1px solid rgba(255, 45, 120, 0.2); }
.icon-orange { background: rgba(255, 140, 0, 0.1); border: 1px solid rgba(255, 140, 0, 0.2); }
.icon-green { background: rgba(0, 255, 127, 0.1); border: 1px solid rgba(0, 255, 127, 0.2); }
.icon-blue { background: rgba(30, 144, 255, 0.1); border: 1px solid rgba(30, 144, 255, 0.2); }

.feature-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.feature-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===== Download Section ===== */
.download-section {
  background: linear-gradient(135deg, rgba(0, 245, 255, 0.04) 0%, rgba(123, 47, 255, 0.04) 100%);
  border-top: 1px solid rgba(0, 245, 255, 0.1);
  border-bottom: 1px solid rgba(0, 245, 255, 0.1);
}

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

.download-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 20px;
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s;
  cursor: pointer;
}

.download-card:hover {
  border-color: rgba(0, 245, 255, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

.download-card.featured {
  border-color: rgba(0, 245, 255, 0.25);
}

.download-card.featured::before {
  content: '推荐';
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--gradient-primary);
  color: #000;
  font-size: 11px;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 100px;
}

.platform-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin-bottom: 20px;
}

.download-platform {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 8px;
}

.download-version {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.download-meta {
  display: flex;
  gap: 20px;
  margin-bottom: 28px;
}

.download-meta-item {
  font-size: 13px;
  color: var(--text-muted);
}

.download-meta-item span {
  color: var(--text-primary);
  font-weight: 600;
}

.btn-download {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 13px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
}

.btn-download-primary {
  background: var(--gradient-primary);
  color: #000;
}

.btn-download-primary:hover {
  box-shadow: 0 6px 24px rgba(0, 245, 255, 0.3);
  transform: translateY(-1px);
}

.btn-download-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.btn-download-outline:hover {
  border-color: rgba(0, 245, 255, 0.3);
  color: var(--primary);
  background: rgba(0, 245, 255, 0.05);
}

/* ===== Testimonials ===== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  padding: 28px;
  transition: border-color 0.3s;
}

.testimonial-card:hover {
  border-color: rgba(0, 245, 255, 0.2);
}

.stars {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  color: #fbbf24;
  font-size: 14px;
}

.testimonial-text {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

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

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid rgba(0, 245, 255, 0.25);
  object-fit: cover;
}

.author-name {
  font-size: 14px;
  font-weight: 700;
}

.author-role {
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: rgba(0, 245, 255, 0.06);
  border: 1px solid rgba(0, 245, 255, 0.1);
  border-radius: 16px;
  overflow: hidden;
}

.faq-item {
  background: var(--bg-card);
  padding: 24px 28px;
  cursor: pointer;
  transition: background 0.2s;
}

.faq-item:hover {
  background: rgba(0, 245, 255, 0.03);
}

.faq-q {
  font-size: 16px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-icon {
  color: var(--primary);
  font-size: 20px;
  flex-shrink: 0;
}

.faq-a {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 14px;
  line-height: 1.75;
  display: none;
}

.faq-item.open .faq-a {
  display: block;
}

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

.faq-icon {
  transition: transform 0.2s;
}

/* ===== CTA Banner ===== */
.cta-banner {
  background: linear-gradient(135deg, rgba(0, 245, 255, 0.08) 0%, rgba(123, 47, 255, 0.08) 100%);
  border: 1px solid rgba(0, 245, 255, 0.15);
  border-radius: 24px;
  padding: 72px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(0, 245, 255, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.cta-title {
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: 900;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.cta-desc {
  color: var(--text-muted);
  font-size: 17px;
  margin-bottom: 36px;
}

/* ===== Footer ===== */
.footer {
  padding: 64px 0 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

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

.footer-brand-desc {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
  margin: 16px 0 24px;
  max-width: 280px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.social-btn {
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
}

.social-btn:hover {
  border-color: rgba(0, 245, 255, 0.3);
  background: rgba(0, 245, 255, 0.08);
}

.footer-col-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-copy {
  color: var(--text-muted);
  font-size: 13px;
}

.footer-icp {
  color: var(--text-muted);
  font-size: 13px;
  text-decoration: none;
}

.footer-icp:hover { color: var(--primary); }

/* ===== Divider ===== */
.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.15), transparent);
  margin: 0;
}

/* ===== Number Counter ===== */
.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(0, 245, 255, 0.06);
  border: 1px solid rgba(0, 245, 255, 0.08);
  border-radius: 16px;
  overflow: hidden;
  margin-top: 64px;
}

.metric-item {
  background: var(--bg-card);
  padding: 32px 24px;
  text-align: center;
  position: relative;
}

.metric-item::after {
  content: '';
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  width: 1px;
  height: 40%;
  background: rgba(0, 245, 255, 0.1);
}

.metric-item:last-child::after { display: none; }

.metric-value {
  font-size: 40px;
  font-weight: 900;
  letter-spacing: -2px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}

.metric-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ===== Mobile Menu ===== */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: all 0.3s;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .download-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .metric-strip { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-btn { display: flex; }
  .hero-section { text-align: center; padding-top: 88px; }
  .hero-stats { justify-content: center; }
  .hero-cta-group { justify-content: center; }
  .hero-desc { margin: 0 auto 44px; }
  .hero-badge { margin: 0 auto 28px; }
  .hero-phone-wrap { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .download-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .metric-strip { grid-template-columns: repeat(2, 1fr); }
  .cta-banner { padding: 48px 24px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .hero-stats { gap: 28px; flex-wrap: wrap; }
}