/* ============================================================
   EngageWise Landing Page — Modern SaaS Design
   ============================================================ */

:root {
  --blue: #2563eb;
  --blue-deep: #1d4ed8;
  --violet: #7c3aed;
  --cyan: #06b6d4;
  --ink: #0b1120;
  --slate-900: #0f172a;
  --slate-700: #334155;
  --slate-500: #64748b;
  --slate-300: #cbd5e1;
  --slate-100: #f1f5f9;
  --mist: #f8fafc;
  --line: rgba(15, 23, 42, 0.08);
  --grad: linear-gradient(120deg, #2563eb 0%, #7c3aed 100%);
  --grad-soft: linear-gradient(120deg, rgba(37, 99, 235, 0.08), rgba(124, 58, 237, 0.08));
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05), 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08), 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12), 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-glow: 0 8px 32px rgba(37, 99, 235, 0.35);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    'PingFang SC', 'Microsoft YaHei', sans-serif;
  color: var(--slate-700);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--grad);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn-outline {
  border: 1.5px solid var(--slate-300);
  color: var(--slate-700);
  background: #fff;
}
.btn-outline:hover {
  border-color: var(--blue);
  color: var(--blue);
  background: rgba(37, 99, 235, 0.04);
}

.btn-white {
  background: #fff;
  color: var(--blue-deep);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}
.btn-white:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.btn-lg { padding: 16px 36px; font-size: 16px; border-radius: 14px; }
.btn-nav { padding: 9px 18px; font-size: 13.5px; border-radius: 10px; }
.btn-block { width: 100%; }

.btn-glow { animation: pulse-glow 2.5s ease-in-out infinite; }
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 99, 235, 0.3); }
  50% { box-shadow: 0 4px 32px rgba(124, 58, 237, 0.5); }
}

/* ============ Navbar ============ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 14px 0;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: all 0.3s ease;
}
.navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: var(--line);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--slate-900);
  text-decoration: none;
}
.brand-mark { width: 30px; height: 30px; display: inline-flex; }
.brand-mark.small { width: 24px; height: 24px; }
.brand-mark svg { width: 100%; height: 100%; }

.nav-links { display: flex; gap: 30px; }
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--slate-700);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--blue); }

.nav-actions { display: flex; align-items: center; gap: 12px; }

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--slate-500);
}
.lang-switcher select {
  border: none;
  outline: none;
  background: transparent;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--slate-700);
  cursor: pointer;
}

/* ============ Hero ============ */
.hero {
  position: relative;
  padding: 150px 0 40px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 0%, rgba(37, 99, 235, 0.12), transparent),
    radial-gradient(ellipse 50% 40% at 85% 10%, rgba(124, 58, 237, 0.1), transparent),
    radial-gradient(ellipse 40% 40% at 50% 100%, rgba(6, 182, 212, 0.06), transparent);
  pointer-events: none;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(15, 23, 42, 0.055) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9), transparent 75%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9), transparent 75%);
}

.hero-inner { position: relative; text-align: center; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 100px;
  background: var(--grad-soft);
  border: 1px solid rgba(37, 99, 235, 0.18);
  font-size: 13px;
  font-weight: 600;
  color: var(--blue-deep);
  margin-bottom: 28px;
  backdrop-filter: blur(8px);
}
.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--grad);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.18);
  animation: dot-pulse 2s ease-in-out infinite;
}
@keyframes dot-pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.18); }
  50% { box-shadow: 0 0 0 6px rgba(37, 99, 235, 0.08); }
}

.hero-title {
  font-size: clamp(38px, 6vw, 64px);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.1;
  color: var(--slate-900);
  max-width: 820px;
  margin: 0 auto 20px;
  background: linear-gradient(120deg, #0f172a 30%, #2563eb 75%, #7c3aed 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 19px;
  color: var(--slate-500);
  max-width: 620px;
  margin: 0 auto 36px;
  line-height: 1.65;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  margin-bottom: 64px;
}
.hero-note {
  font-size: 13.5px;
  color: var(--slate-500);
  display: flex;
  align-items: center;
  gap: 6px;
}
.hero-note::before { content: '✓'; color: #10b981; font-weight: 700; }

/* ---- Hero Visual / App Mockup ---- */
.hero-visual {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
}

.app-window {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,0.5) inset;
  overflow: hidden;
  text-align: left;
}

.window-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 16px;
  background: var(--mist);
  border-bottom: 1px solid var(--line);
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot.red { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green { background: #28c840; }
.window-url {
  margin-left: 14px;
  flex: 1;
  max-width: 280px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 4px 14px;
  font-size: 12px;
  color: var(--slate-500);
}

.window-body {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  min-height: 380px;
}

/* Left: LinkedIn feed */
.mock-feed {
  padding: 20px;
  background: var(--mist);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.mock-post-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  box-shadow: var(--shadow-sm);
}
.mock-post-faded { opacity: 0.6; }

.mock-author { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.mock-avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--grad);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
  flex-shrink: 0;
}
.mock-avatar.alt { background: linear-gradient(120deg, #06b6d4, #2563eb); }
.mock-author-info b { display: block; font-size: 13.5px; color: var(--slate-900); line-height: 1.3; }
.mock-author-info small { font-size: 11px; color: var(--slate-500); }

.mock-post-text { font-size: 13px; color: var(--slate-700); line-height: 1.55; margin-bottom: 10px; }
.mock-engagement { font-size: 11.5px; color: var(--slate-500); padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.mock-comment-box {
  margin-top: 10px;
  padding: 9px 14px;
  border: 1.5px solid rgba(37, 99, 235, 0.4);
  border-radius: 100px;
  font-size: 12.5px;
  color: var(--slate-500);
  background: rgba(37, 99, 235, 0.03);
}

/* Right: EngageWise sidebar */
.mock-sidebar {
  padding: 16px;
  background: #fff;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mock-ew-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.mock-ew-logo {
  font-size: 14px;
  font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.mock-ew-usage {
  font-size: 11px;
  font-weight: 600;
  color: #10b981;
  background: rgba(16, 185, 129, 0.1);
  padding: 3px 9px;
  border-radius: 100px;
}

.mock-ew-btn {
  background: var(--grad);
  color: #fff;
  text-align: center;
  padding: 10px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.mock-ew-comment {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px;
  background: var(--mist);
  transition: border-color 0.2s;
}
.mock-ew-comment:hover { border-color: rgba(37, 99, 235, 0.35); }
.mock-ew-meta {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 600;
  color: var(--blue);
  margin-bottom: 6px;
}
.mock-stars { color: #f59e0b; letter-spacing: 1px; }
.mock-ew-comment p {
  font-size: 12px;
  color: var(--slate-700);
  line-height: 1.5;
  margin-bottom: 8px;
}
.mock-fill-btn {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  color: var(--blue);
  background: rgba(37, 99, 235, 0.08);
  padding: 4px 12px;
  border-radius: 6px;
  cursor: default;
}

/* Floating chips */
.float-chip {
  position: absolute;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 8px 16px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--slate-900);
  box-shadow: var(--shadow-md);
  animation: float 4s ease-in-out infinite;
}
.chip-1 { top: 18%; left: -3%; animation-delay: 0s; }
.chip-2 { top: 55%; right: -3.5%; animation-delay: 1.2s; }
.chip-3 { bottom: -4%; left: 8%; animation-delay: 2.2s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

/* ============ Social Proof ============ */
.social-proof {
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
}
.proof-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 56px;
}
.stat-item { text-align: center; }
.stat-number {
  display: block;
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat-label { font-size: 14px; color: var(--slate-500); font-weight: 500; }
.stat-divider { width: 1px; height: 42px; background: var(--line); }

/* ============ Section Head ============ */
.section-head { text-align: center; margin-bottom: 52px; }
.section-tag {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--blue);
  background: rgba(37, 99, 235, 0.08);
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--slate-900);
}

/* ============ Features ============ */
.features { padding: 96px 0; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.feature-card {
  padding: 30px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 99, 235, 0.25);
}

.feature-icon {
  width: 50px; height: 50px;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.feature-icon svg { width: 24px; height: 24px; }
.icon-bolt   { background: rgba(37, 99, 235, 0.1);  color: var(--blue); }
.icon-globe  { background: rgba(6, 182, 212, 0.1);  color: var(--cyan); }
.icon-target { background: rgba(124, 58, 237, 0.1); color: var(--violet); }
.icon-lock   { background: rgba(16, 185, 129, 0.1); color: #10b981; }
.icon-pen    { background: rgba(245, 158, 11, 0.1); color: #f59e0b; }
.icon-coin   { background: rgba(239, 68, 68, 0.08); color: #ef4444; }

.feature-card h3 {
  font-size: 17.5px;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.feature-card p { font-size: 14px; color: var(--slate-500); line-height: 1.65; }

/* ============ Use Cases ============ */
.use-cases {
  padding: 96px 0;
  background: linear-gradient(180deg, var(--mist) 0%, #fff 100%);
}

.usecases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.usecase-card {
  position: relative;
  background: #fff;
  padding: 32px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  overflow: hidden;
}
.usecase-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3.5px;
  background: var(--grad);
  opacity: 0;
  transition: opacity 0.25s;
}
.usecase-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.usecase-card:hover::before { opacity: 1; }

.usecase-emoji {
  font-size: 34px;
  margin-bottom: 16px;
  filter: drop-shadow(0 4px 8px rgba(15, 23, 42, 0.1));
}
.usecase-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 10px;
}
.usecase-card p { font-size: 14px; color: var(--slate-500); line-height: 1.65; }

/* ============ Pricing ============ */
.pricing { padding: 96px 0; }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
  max-width: 980px;
  margin: 0 auto;
}

.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1.5px solid var(--line);
  border-radius: 20px;
  padding: 36px 28px;
  background: #fff;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.pricing-card-featured {
  border: none;
  background: var(--slate-900);
  color: #fff;
  box-shadow: var(--shadow-lg);
  transform: scale(1.04);
  z-index: 1;
}
.pricing-card-featured::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  padding: 2px;
  background: var(--grad);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.pricing-card-featured:hover { transform: scale(1.04) translateY(-4px); }

.pricing-card h3 { font-size: 19px; font-weight: 700; color: var(--slate-900); margin-bottom: 14px; }
.pricing-card-featured h3 { color: #fff; }

.price {
  font-size: 44px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--slate-900);
  margin-bottom: 4px;
}
.price span { font-size: 16px; font-weight: 500; color: var(--slate-500); }
.pricing-card-featured .price { color: #fff; }
.pricing-card-featured .price span { color: rgba(255,255,255,0.55); }
.price-note { font-size: 12.5px; color: #10b981; font-weight: 600; margin-bottom: 8px; }

.pricing-card ul {
  list-style: none;
  margin: 22px 0 28px;
  flex: 1;
}
.pricing-card li {
  position: relative;
  padding: 7px 0 7px 28px;
  font-size: 14px;
  color: var(--slate-700);
}
.pricing-card-featured li { color: rgba(255, 255, 255, 0.82); }
.pricing-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  width: 19px; height: 19px;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.1);
  color: var(--blue);
  font-size: 11px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  top: 8px;
}
.pricing-card-featured li::before {
  background: rgba(255, 255, 255, 0.14);
  color: #a5b4fc;
}

.pricing-badge, .pricing-badge-save {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 5px 16px;
  border-radius: 100px;
  white-space: nowrap;
}
.pricing-badge {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}
.pricing-badge-save {
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.3);
  background-color: #fff;
}

.pricing-card-featured .btn-primary {
  background: #fff;
  color: var(--slate-900);
}
.pricing-card-featured .btn-primary:hover {
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.25);
}

/* ============ FAQ ============ */
.faq {
  padding: 96px 0;
  background: var(--mist);
}

.faq-list { max-width: 720px; margin: 0 auto; }

.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.faq-item:hover { box-shadow: var(--shadow-sm); }
.faq-item[open] { box-shadow: var(--shadow-md); border-color: rgba(37, 99, 235, 0.2); }

.faq-item summary {
  position: relative;
  padding: 19px 52px 19px 24px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--slate-900);
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--grad-soft);
  color: var(--blue);
  font-size: 17px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s ease;
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }

.faq-item p {
  padding: 0 24px 20px;
  font-size: 14.5px;
  color: var(--slate-500);
  line-height: 1.7;
}

/* ============ Final CTA ============ */
.final-cta { padding: 96px 0; }

.cta-panel {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: 88px 32px;
  border-radius: 28px;
  background: var(--slate-900);
}
.cta-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 70% at 20% 0%, rgba(37, 99, 235, 0.4), transparent),
    radial-gradient(ellipse 55% 70% at 80% 100%, rgba(124, 58, 237, 0.4), transparent);
}
.cta-panel::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.07) 1px, transparent 1px);
  background-size: 20px 20px;
}
.cta-panel > * { position: relative; z-index: 1; }

.cta-panel h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: #fff;
  margin-bottom: 14px;
}
.cta-panel p {
  font-size: 16.5px;
  color: rgba(255, 255, 255, 0.72);
  max-width: 540px;
  margin: 0 auto 36px;
}

/* ============ Footer ============ */
.footer {
  padding: 52px 0 44px;
  background: var(--slate-900);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.footer-content { text-align: center; }
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 22px;
}
.footer-links {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin-bottom: 22px;
}
.footer-links a {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: #fff; }
.footer-copy { font-size: 12.5px; color: rgba(255, 255, 255, 0.35); }

/* ============ Scroll Reveal ============ */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ============ Responsive ============ */
@media (max-width: 900px) {
  .features-grid, .usecases-grid, .pricing-grid { grid-template-columns: 1fr 1fr; }
  .pricing-card-featured { transform: none; }
  .pricing-card-featured:hover { transform: translateY(-4px); }
  .float-chip { display: none; }
}

@media (max-width: 640px) {
  .hero { padding: 120px 0 30px; }
  .hero-title { font-size: 34px; }
  .hero-subtitle { font-size: 16px; }
  .features-grid, .usecases-grid, .pricing-grid { grid-template-columns: 1fr; }
  .proof-stats { flex-direction: column; gap: 26px; }
  .stat-divider { display: none; }
  .nav-links { display: none; }
  .window-body { grid-template-columns: 1fr; }
  .mock-feed { border-right: none; border-bottom: 1px solid var(--line); }
  .btn-lg { width: 100%; }
  .cta-panel { padding: 64px 24px; }
}