/* ===== CSS VARIABLES & RESET ===== */
:root {
  --primary: #7C6FF7;
  --primary-dark: #6557E8;
  --secondary: #C471ED;
  --accent-pink: #F64F8B;
  --accent-orange: #FF9A56;
  --accent-blue: #56C8F6;

  --bg-dark: #0D0B1E;
  --bg-card: #141228;
  --bg-card-hover: #1A1832;
  --bg-section: #100E22;

  --text-primary: #F0EEFF;
  --text-secondary: #9B96C8;
  --text-muted: #5A5680;

  --border: rgba(124, 111, 247, 0.18);
  --border-hover: rgba(124, 111, 247, 0.5);

  --gradient-primary: linear-gradient(135deg, #7C6FF7 0%, #C471ED 100%);
  --gradient-hero: linear-gradient(135deg, #0D0B1E 0%, #100E22 50%, #0D0B1E 100%);

  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(124, 111, 247, 0.22);

  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;

  --font-sans: 'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ===== CONTAINER ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10, 11, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.header.scrolled {
  background: rgba(10, 11, 26, 0.97);
  box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}
.header-inner {
  display: flex;
  align-items: center;
  height: 68px;
  gap: 32px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-icon { display: flex; align-items: center; }
.logo-text {
  font-size: 1.35rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}
.nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}
.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}
.nav-link:hover {
  color: var(--text-primary);
  background: rgba(108, 99, 255, 0.1);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.btn-ghost {
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: rgba(108, 99, 255, 0.08);
}
.btn-primary {
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  background: var(--gradient-primary);
  color: white;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(108, 99, 255, 0.35);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(108, 99, 255, 0.5);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 140px 0 80px;
  overflow: hidden;
  background: var(--gradient-hero);
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
}
.hero-orb-1 {
  width: 600px; height: 600px;
  background: var(--primary);
  top: -200px; left: -100px;
}
.hero-orb-2 {
  width: 500px; height: 500px;
  background: var(--secondary);
  bottom: -150px; right: -100px;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(108,99,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108,99,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(108, 99, 255, 0.12);
  border: 1px solid rgba(108, 99, 255, 0.25);
  border-radius: 100px;
  font-size: 0.82rem;
  color: var(--secondary);
  font-weight: 500;
  margin-bottom: 20px;
}
.badge-dot {
  width: 7px; height: 7px;
  background: var(--secondary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}
.hero-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  color: var(--text-primary);
}
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 28px;
  max-width: 520px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.stat-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.stat-icon { font-size: 1rem; }
.stat-divider {
  width: 1px; height: 16px;
  background: var(--border);
}
.hero-actions {
  display: flex;
  gap: 14px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: var(--gradient-primary);
  color: white;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius);
  box-shadow: 0 8px 30px rgba(108, 99, 255, 0.4);
  transition: var(--transition);
}
.btn-hero-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(108, 99, 255, 0.55);
}
.btn-hero-ghost {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  border: 1px solid var(--border-hover);
  color: var(--text-secondary);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  transition: var(--transition);
}
.btn-hero-ghost:hover {
  color: var(--text-primary);
  background: rgba(108, 99, 255, 0.08);
  border-color: var(--primary);
}
.platform-icons {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.platform-label {
  font-size: 0.82rem;
  color: var(--text-muted);
}
.platforms {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.platform-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  transition: var(--transition);
}
.platform-item:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

/* APP MOCKUP */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}
.app-mockup {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 320px;
  overflow: hidden;
  box-shadow: var(--shadow-card), var(--shadow-glow);
}
.mockup-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(108, 99, 255, 0.08);
  border-bottom: 1px solid var(--border);
}
.mockup-dots { display: flex; gap: 6px; }
.mockup-dots span {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
}
.mockup-dots span:first-child { background: #FF5F57; }
.mockup-dots span:nth-child(2) { background: #FEBC2E; }
.mockup-dots span:last-child { background: #28C840; }
.mockup-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  flex: 1;
  text-align: center;
}
.mockup-body { padding: 20px 18px; }
.mockup-status {
  text-align: center;
  margin-bottom: 20px;
}
.status-ring {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: rgba(108, 99, 255, 0.1);
  border: 2px solid rgba(108, 99, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  animation: ringPulse 3s infinite;
}
@keyframes ringPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(62, 207, 207, 0.3); }
  50% { box-shadow: 0 0 0 12px rgba(62, 207, 207, 0); }
}
.status-ring-inner {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: rgba(108, 99, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
}
.status-text {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 4px;
}
.status-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
}
.mockup-nodes { margin-bottom: 16px; }
.node-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  margin-bottom: 4px;
  transition: var(--transition);
  cursor: pointer;
}
.node-item:hover, .node-item.active {
  background: rgba(108, 99, 255, 0.1);
}
.node-flag { font-size: 1.1rem; }
.node-name { flex: 1; font-size: 0.85rem; color: var(--text-secondary); }
.node-ping {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 100px;
}
.node-ping.good { background: rgba(62, 207, 207, 0.15); color: var(--secondary); }
.node-ping.ok { background: rgba(255, 179, 71, 0.15); color: var(--accent-orange); }
.mockup-speed {
  display: flex;
  gap: 12px;
  padding: 12px;
  background: rgba(108, 99, 255, 0.06);
  border-radius: 10px;
}
.speed-item { flex: 1; text-align: center; }
.speed-label { display: block; font-size: 0.72rem; color: var(--text-muted); margin-bottom: 4px; }
.speed-val { font-size: 0.85rem; font-weight: 700; color: var(--secondary); }

/* FLOATING BADGES */
.floating-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  font-size: 0.85rem;
  animation: float 4s ease-in-out infinite;
}
.badge-top { top: 20px; right: -20px; animation-delay: 0s; }
.badge-bottom { bottom: 40px; left: -20px; animation-delay: 2s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.floating-badge span:first-child { font-size: 1.4rem; }
.fb-title { font-weight: 600; color: var(--text-primary); }
.fb-sub { font-size: 0.75rem; color: var(--secondary); }

/* SPEED COMPARE */
.speed-compare {
  margin-top: 60px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.compare-item {
  display: flex;
  align-items: center;
  gap: 16px;
}
.compare-label {
  width: 90px;
  font-size: 0.88rem;
  font-weight: 600;
  flex-shrink: 0;
}
.compare-item.bad .compare-label { color: #FF6B6B; }
.compare-item.good .compare-label { color: var(--secondary); }
.compare-bar-wrap {
  flex: 1;
  height: 10px;
  background: rgba(255,255,255,0.06);
  border-radius: 100px;
  overflow: hidden;
}
.compare-bar {
  height: 100%;
  border-radius: 100px;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.compare-item.bad .compare-bar { background: linear-gradient(90deg, #FF6B6B, #FF8E8E); }
.compare-item.good .compare-bar { background: var(--gradient-primary); }
.compare-time {
  width: 80px;
  text-align: right;
  font-size: 0.88rem;
  font-weight: 700;
  flex-shrink: 0;
}
.compare-item.bad .compare-time { color: #FF6B6B; }
.compare-item.good .compare-time { color: var(--secondary); }

/* ===== SECTION COMMON ===== */
.section {
  padding: 100px 0;
}
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-tag {
  display: inline-block;
  padding: 5px 16px;
  background: rgba(108, 99, 255, 0.12);
  border: 1px solid rgba(108, 99, 255, 0.25);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
  color: var(--text-primary);
}
.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== FEATURES ===== */
.features { background: var(--bg-section); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
}
.feature-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.feature-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-sm);
  background: rgba(108, 99, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--icon-color, var(--primary));
  border: 1px solid rgba(108, 99, 255, 0.15);
}
.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}
.feature-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===== SCENARIOS ===== */
.scenarios { background: var(--bg-dark); }
.scenarios-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.scenario-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
}
.scenario-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.scenario-main {
  background: linear-gradient(135deg, rgba(108,99,255,0.08) 0%, rgba(62,207,207,0.05) 100%);
  border-color: rgba(108, 99, 255, 0.2);
}
.scenario-icon { font-size: 2.4rem; margin-bottom: 16px; }
.scenario-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.scenario-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}
.scenario-list { display: flex; flex-direction: column; gap: 6px; }
.scenario-list li {
  font-size: 0.88rem;
  color: var(--secondary);
  font-weight: 500;
}

/* ===== TESTIMONIALS ===== */
.testimonials { background: var(--bg-section); }
.trust-badges {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
}
.trust-icon { font-size: 2rem; }
.trust-val {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
}
.trust-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
}
.testimonial-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.stars {
  color: var(--accent-orange);
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.testimonial-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.author-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: white;
  flex-shrink: 0;
}
.author-name {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
}
.author-role {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ===== PRICING ===== */
.pricing { background: var(--bg-dark); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  align-items: start;
  margin-bottom: 32px;
}
.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 22px;
  position: relative;
  transition: var(--transition);
}
.free-card {
  border-color: rgba(124, 111, 247, 0.2);
  background: linear-gradient(135deg, rgba(124,111,247,0.08) 0%, rgba(13,11,30,0) 100%);
}
.free-card:hover {
  border-color: rgba(124, 111, 247, 0.5);
}
.free-price {
  font-size: 2.2rem !important;
  background: linear-gradient(135deg, #7C6FF7, #C471ED);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.btn-plan-free {
  border-color: rgba(124, 111, 247, 0.4);
  color: var(--primary);
}
.btn-plan-free:hover {
  background: rgba(124, 111, 247, 0.12);
  border-color: var(--primary);
}
.pricing-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.pricing-card.popular {
  border-color: var(--primary);
  background: linear-gradient(135deg, rgba(108,99,255,0.1) 0%, rgba(62,207,207,0.05) 100%);
  box-shadow: 0 0 40px rgba(108, 99, 255, 0.2);
  transform: scale(1.03);
}
.pricing-card.popular:hover {
  transform: scale(1.03) translateY(-4px);
}
.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: white;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 18px;
  border-radius: 100px;
  white-space: nowrap;
}
.plan-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.plan-price {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  margin-bottom: 8px;
}
.price-currency {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
}
.price-num {
  font-size: 3rem;
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1;
  letter-spacing: -0.04em;
}
.price-period {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.plan-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  min-height: 36px;
}
.plan-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}
.plan-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}
.plan-features li.muted { color: var(--text-muted); }
.check { color: var(--secondary); font-weight: 700; }
.btn-plan {
  display: block;
  width: 100%;
  padding: 13px;
  text-align: center;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  border: 1px solid var(--border-hover);
  color: var(--text-primary);
  transition: var(--transition);
}
.btn-plan:hover {
  background: rgba(108, 99, 255, 0.1);
  border-color: var(--primary);
}
.btn-plan-primary {
  background: var(--gradient-primary);
  border-color: transparent;
  box-shadow: 0 6px 20px rgba(108, 99, 255, 0.35);
}
.btn-plan-primary:hover {
  background: var(--gradient-primary);
  box-shadow: 0 8px 28px rgba(108, 99, 255, 0.5);
}
.pricing-note {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.pricing-note span { display: flex; align-items: center; gap: 6px; }

/* ===== DOWNLOAD ===== */
.download {
  background: linear-gradient(135deg, rgba(108,99,255,0.12) 0%, rgba(62,207,207,0.08) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.download-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: center;
}
.download-content h2 {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
  color: var(--text-primary);
}
.download-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
}
.download-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.dl-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  color: var(--text-primary);
}
.dl-btn:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}
.dl-os {
  display: block;
  font-size: 0.92rem;
  font-weight: 700;
}
.dl-ver {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
}
.download-visual { flex-shrink: 0; }
.qr-placeholder {
  width: 140px; height: 140px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}
.qr-inner { text-align: center; color: var(--text-muted); }
.qr-inner p { font-size: 0.75rem; margin-top: 8px; }

/* ===== FAQ ===== */
.faq { background: var(--bg-section); }
.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: var(--border-hover); }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-primary);
  user-select: none;
  transition: var(--transition);
}
.faq-question:hover { color: var(--primary); }
.faq-arrow {
  font-size: 0.75rem;
  color: var(--text-muted);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq-item.open .faq-arrow { transform: rotate(180deg); color: var(--primary); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p {
  padding: 0 24px 20px;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.75;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
  padding-top: 64px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-top: 14px;
  max-width: 260px;
}
.footer-links {
  display: contents;
}
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h4 {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}
.footer-col a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: var(--transition);
}
.footer-col a:hover { color: var(--text-primary); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 8px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-card.popular { transform: scale(1); }
  .pricing-card.popular:hover { transform: translateY(-4px); }
}
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .hero { padding: 120px 0 60px; }
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { display: none; }
  .hero-title { font-size: 2rem; }
  .features-grid { grid-template-columns: 1fr; }
  .scenarios-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .download-inner { grid-template-columns: 1fr; }
  .download-visual { display: none; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .trust-badges { gap: 24px; }
  .nav { display: none; }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: rgba(10, 11, 26, 0.98);
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    z-index: 999;
  }
  .header-actions { display: none; }
  .hamburger { display: flex; }
  .section { padding: 70px 0; }
}

@media (max-width: 480px) {
  .footer-inner { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .btn-hero-primary, .btn-hero-ghost { width: 100%; justify-content: center; }
  .download-buttons { flex-direction: column; }
  .dl-btn { width: 100%; }
  .pricing-note { flex-direction: column; align-items: center; gap: 12px; }
}

/* ===== MEDIA TRUST ===== */
.media-trust { background: var(--bg-section); }
.media-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.media-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.media-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.media-logo {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-transform: uppercase;
}
.media-card blockquote {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-secondary);
  font-style: italic;
  border-left: 3px solid var(--primary);
  padding-left: 16px;
  margin: 0;
}

/* ===== FREE PROMISE ===== */
.free-promise { background: var(--bg-dark); }
.free-promise-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.free-promise-text .section-tag { margin-bottom: 16px; }
.free-promise-text h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 16px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.free-promise-text > p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
}
.promise-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 36px;
}
.promise-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.promise-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.promise-list strong {
  display: block;
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: 2px;
}
.promise-list span {
  color: var(--text-secondary);
  font-size: 0.9rem;
}
.free-promise-visual {
  display: flex;
  justify-content: center;
}
.promise-badge {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  text-align: center;
  box-shadow: var(--shadow-glow);
  width: 100%;
  max-width: 320px;
}
.badge-icon { font-size: 3rem; margin-bottom: 12px; }
.badge-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.badge-sub {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
}
.badge-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
}
.badge-stats > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-val {
  font-size: 0.9rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ===== RESPONSIVE: MEDIA & PROMISE ===== */
@media (max-width: 900px) {
  .media-grid { grid-template-columns: 1fr; }
  .free-promise-inner { grid-template-columns: 1fr; gap: 40px; }
  .free-promise-visual { display: none; }
}