/* ===== UMD Pro — Main Stylesheet ===== */
:root {
  --bg: #f8f9ff;
  --bg2: #ffffff;
  --bg3: #f0f1ff;
  --surface: #ffffff;
  --border: rgba(0,0,0,0.08);
  --text: #0f0f1a;
  --text2: #4b5563;
  --text3: #9ca3af;
  --purple: #7c3aed;
  --purple2: #9333ea;
  --cyan: #06b6d4;
  --grad: linear-gradient(135deg, #7c3aed, #06b6d4);
  --grad2: linear-gradient(135deg, #9333ea, #06b6d4);
  --shadow: 0 4px 24px rgba(124,58,237,0.10);
  --shadow-lg: 0 12px 48px rgba(124,58,237,0.18);
  --radius: 16px;
  --radius-sm: 10px;
  --nav-h: 72px;
}
[data-theme="dark"] {
  --bg: #07070f;
  --bg2: #0d0d1e;
  --bg3: #0a0a18;
  --surface: #11112a;
  --border: rgba(255,255,255,0.08);
  --text: #f0f0ff;
  --text2: #a0a0c0;
  --text3: #6060a0;
  --shadow: 0 4px 24px rgba(124,58,237,0.20);
  --shadow-lg: 0 12px 48px rgba(124,58,237,0.30);
}

*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background .3s, color .3s;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ── Typography ── */
h1,h2,h3,h4,h5 { line-height: 1.2; font-weight: 800; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: 1.3rem; }
.gradient-text {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Container ── */
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }

/* ── Navbar ── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-h);
  background: rgba(7,7,15,0.0);
  backdrop-filter: blur(0px);
  border-bottom: 1px solid transparent;
  transition: background .4s, backdrop-filter .4s, border-color .4s;
}
.navbar.scrolled {
  background: rgba(7,7,15,0.85);
  backdrop-filter: blur(20px);
  border-color: var(--border);
}
[data-theme="light"] .navbar.scrolled {
  background: rgba(248,249,255,0.90);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: var(--nav-h); }
.nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.2rem; }
.nav-logo-icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--grad);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; box-shadow: 0 4px 16px rgba(124,58,237,0.35);
}
.nav-logo-icon-img {
  width: 38px; height: 38px; border-radius: 10px; object-fit: contain;
  box-shadow: 0 4px 16px rgba(124,58,237,0.35); flex-shrink: 0;
}
.nav-logo-img {
  height: 32px; width: auto; object-fit: contain; max-width: 140px;
}
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a {
  padding: 8px 16px; border-radius: 8px; font-size: .9rem; font-weight: 500;
  color: var(--text2); transition: color .2s, background .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); background: var(--border); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.btn-nav-cta {
  padding: 9px 22px; border-radius: 50px; font-size: .88rem; font-weight: 700;
  background: var(--grad); color: #fff; cursor: pointer; border: none;
  box-shadow: 0 4px 16px rgba(124,58,237,0.35);
  transition: opacity .2s, transform .2s;
}
.btn-nav-cta:hover { opacity: .88; transform: translateY(-1px); }
.theme-btn {
  width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text2); cursor: pointer;
  display: flex; align-items: center; justify-content: center; font-size: 1rem;
  transition: background .2s, color .2s;
}
.theme-btn:hover { background: var(--border); color: var(--text); }
.hamburger {
  display: none; flex-direction: column; gap: 5px; cursor: pointer;
  padding: 6px; border-radius: 8px; background: none; border: none;
}
.hamburger span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }

/* Mobile Nav */
.mobile-nav {
  display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; z-index: 999;
  background: var(--bg2); border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px; flex-direction: column; gap: 4px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 12px 16px; border-radius: 10px; font-size: .95rem; font-weight: 500;
  color: var(--text2); transition: background .2s, color .2s;
}
.mobile-nav a:hover { background: var(--bg3); color: var(--text); }
.mobile-nav-cta { margin-top: 8px; text-align: center; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 50px; font-weight: 700; font-size: .95rem;
  cursor: pointer; border: none; transition: all .25s;
}
.btn-primary {
  background: var(--grad); color: #fff;
  box-shadow: 0 6px 24px rgba(124,58,237,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 32px rgba(124,58,237,0.45); }
.btn-secondary {
  background: var(--surface); color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-secondary:hover { background: var(--bg3); transform: translateY(-2px); }
.btn-sm { padding: 10px 22px; font-size: .875rem; }
.btn-outline {
  background: transparent; color: var(--purple);
  border: 2px solid var(--purple);
}
.btn-outline:hover { background: var(--purple); color: #fff; }

/* ── Badge ── */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: 50px; font-size: .8rem; font-weight: 600;
  background: rgba(124,58,237,0.12); color: var(--purple);
  border: 1px solid rgba(124,58,237,0.25); margin-bottom: 20px;
}
.badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--purple); animation: pulse-dot 2s infinite; }
@keyframes pulse-dot { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(1.3)} }

/* ── Hero ── */
.hero {
  padding: calc(var(--nav-h) + 80px) 0 100px;
  position: relative; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(124,58,237,0.15) 0%, transparent 60%),
              radial-gradient(ellipse 60% 50% at 90% 50%, rgba(6,182,212,0.10) 0%, transparent 50%);
}
[data-theme="light"] .hero-bg {
  background: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(124,58,237,0.08) 0%, transparent 60%),
              radial-gradient(ellipse 60% 50% at 90% 50%, rgba(6,182,212,0.06) 0%, transparent 50%);
}
.hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 64px; }
.hero-tag { display: flex; align-items: center; gap: 8px; margin-bottom: 20px; }
.hero-tag-badge {
  padding: 5px 12px; border-radius: 50px; font-size: .78rem; font-weight: 700;
  background: var(--grad); color: #fff;
}
.hero h1 { margin-bottom: 24px; }
.hero-desc { font-size: 1.1rem; color: var(--text2); margin-bottom: 36px; max-width: 520px; line-height: 1.75; }
.hero-cta { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 28px; margin-top: 40px; padding-top: 32px; border-top: 1px solid var(--border); flex-wrap: wrap; }
.hero-stat-val { font-size: 1.5rem; font-weight: 800; }
.hero-stat-lbl { font-size: .8rem; color: var(--text3); }
.hero-visual { position: relative; }
.hero-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 28px;
  box-shadow: var(--shadow-lg);
  position: relative; overflow: hidden;
}
.hero-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--grad);
}
.app-mockup { width: 100%; border-radius: 16px; background: var(--bg3); min-height: 300px; display: flex; flex-direction: column; }
.app-top { display: flex; align-items: center; gap: 8px; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.app-dot { width: 10px; height: 10px; border-radius: 50%; }
.app-url { flex: 1; background: var(--bg); border-radius: 6px; padding: 7px 14px; font-size: .8rem; color: var(--text3); }
.app-body { padding: 20px 18px; flex: 1; display: flex; flex-direction: column; gap: 12px; }
.app-url-input {
  background: var(--bg); border: 1.5px solid var(--border);
  border-radius: 12px; padding: 14px 16px;
  font-size: .85rem; color: var(--text2); display: flex; align-items: center; gap: 10px;
}
.app-url-input .link-icon { color: var(--purple); }
.app-fetch-btn {
  padding: 12px; border-radius: 10px; text-align: center; font-weight: 700; font-size: .85rem;
  background: var(--grad); color: #fff; cursor: pointer;
}
.app-formats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.fmt-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
  padding: 10px; text-align: center; font-size: .75rem; font-weight: 600;
}
.fmt-card.active { border-color: var(--purple); background: rgba(124,58,237,0.10); color: var(--purple); }
.fmt-badge { font-size: .65rem; font-weight: 700; padding: 2px 7px; border-radius: 4px; margin-top: 4px; display: inline-block; }
.fmt-badge.hd { background: rgba(6,182,212,0.15); color: var(--cyan); }
.fmt-badge.free { background: rgba(107,114,128,0.15); color: var(--text3); }
.floating-badge {
  position: absolute; padding: 8px 14px; border-radius: 12px;
  background: var(--surface); border: 1px solid var(--border);
  box-shadow: var(--shadow); font-size: .78rem; font-weight: 600;
  display: flex; align-items: center; gap: 6px; white-space: nowrap;
}
.floating-badge.top-right { top: -16px; right: -16px; }
.floating-badge.bottom-left { bottom: -16px; left: -16px; }

/* ── Platforms Band ── */
.platforms-band { padding: 40px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.platforms-label { font-size: .8rem; font-weight: 600; color: var(--text3); text-align: center; margin-bottom: 20px; letter-spacing: .08em; text-transform: uppercase; }
.platforms-scroll { display: flex; align-items: center; justify-content: center; gap: 32px; flex-wrap: wrap; }
.platform-item {
  display: flex; align-items: center; gap: 8px;
  color: var(--text3); font-size: .9rem; font-weight: 600;
  transition: color .2s;
}
.platform-item:hover { color: var(--text); }
.platform-icon { width: 32px; height: 32px; border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 1rem; }

/* ── How it Works ── */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 60px; }
.step-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 36px 28px; position: relative;
  transition: transform .3s, box-shadow .3s;
}
.step-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.step-num {
  position: absolute; top: -16px; left: 28px;
  width: 32px; height: 32px; border-radius: 10px;
  background: var(--grad); color: #fff; font-weight: 800; font-size: .85rem;
  display: flex; align-items: center; justify-content: center;
}
.step-icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: rgba(124,58,237,0.10); display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 20px; color: var(--purple);
}
.step-icon i { font-size: 1.5rem; }
.step-card h3 { margin-bottom: 10px; }
.step-card p { color: var(--text2); font-size: .92rem; line-height: 1.7; }
.step-connector {
  display: flex; align-items: center; justify-content: center;
  color: var(--border); font-size: 1.5rem;
}

/* ── Features ── */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 60px; }
.feature-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px 24px;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: rgba(124,58,237,0.3); }
.feature-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: var(--grad); display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem; margin-bottom: 18px; color: #fff;
}
.feature-icon i { font-size: 1.25rem; color: #fff; }
.feature-card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.feature-card p { color: var(--text2); font-size: .88rem; line-height: 1.7; }

/* ── Formats Showcase ── */
.formats-showcase { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 48px; }
.format-block {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 24px;
  text-align: center; transition: all .3s;
}
.format-block:hover { border-color: var(--purple); transform: translateY(-4px); box-shadow: var(--shadow); }
.format-block .emoji { font-size: 1.8rem; margin-bottom: 12px; color: var(--purple); }
.format-block .emoji i { font-size: 1.8rem; }
.format-block h4 { font-size: 1rem; margin-bottom: 6px; }
.format-block p { font-size: .82rem; color: var(--text3); }

/* ── Pricing ── */
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 60px; }
.plan-card {
  background: var(--surface); border: 1.5px solid var(--border);
  border-radius: 20px; padding: 32px 24px;
  display: flex; flex-direction: column; gap: 0;
  position: relative; overflow: hidden; transition: transform .3s, box-shadow .3s;
}
.plan-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.plan-card.popular {
  border-color: var(--purple);
  background: linear-gradient(135deg, rgba(124,58,237,0.06), rgba(6,182,212,0.04));
}
.plan-badge-popular {
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  background: var(--grad); color: #fff; font-size: .72rem; font-weight: 700;
  padding: 4px 16px; border-radius: 0 0 10px 10px;
}
.plan-card::before { content:''; position:absolute; top:0;left:0;right:0;height:2px; background:var(--grad); opacity:0; transition:.3s; }
.plan-card:hover::before, .plan-card.popular::before { opacity:1; }
.plan-icon { font-size: 1.8rem; margin-bottom: 12px; color: var(--purple); }
.plan-icon i { font-size: 1.8rem; }
.plan-name { font-size: .8rem; font-weight: 700; color: var(--text3); letter-spacing: .06em; text-transform: uppercase; margin-bottom: 8px; }
.plan-price { font-size: 2.2rem; font-weight: 800; margin-bottom: 4px; }
.plan-price span { font-size: .9rem; font-weight: 500; color: var(--text3); }
.plan-period { font-size: .8rem; color: var(--text3); margin-bottom: 20px; }
.plan-features { flex: 1; display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.plan-feat { display: flex; align-items: center; gap: 8px; font-size: .87rem; }
.plan-feat .check { color: #22c55e; font-size: .75rem; width: 18px; height: 18px; border-radius: 50%; background: rgba(34,197,94,0.12); display:flex;align-items:center;justify-content:center; flex-shrink:0; }
.plan-feat .cross { color: var(--text3); }
.plan-btn {
  display: block; width: 100%; padding: 12px; border-radius: 12px; text-align: center;
  font-weight: 700; font-size: .88rem; cursor: pointer; border: none; transition: all .2s;
}
.plan-btn-primary { background: var(--grad); color: #fff; box-shadow: 0 4px 16px rgba(124,58,237,0.3); }
.plan-btn-primary:hover { opacity: .88; transform: translateY(-1px); }
.plan-btn-secondary { background: var(--bg3); color: var(--text); border: 1px solid var(--border); }
.plan-btn-secondary:hover { background: var(--border); }

/* ── Testimonials ── */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.testi-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px 24px;
  transition: transform .3s, box-shadow .3s;
}
.testi-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.testi-stars { color: #f59e0b; font-size: .9rem; margin-bottom: 14px; }
.testi-text { color: var(--text2); font-size: .9rem; line-height: 1.75; margin-bottom: 20px; font-style: italic; }
.testi-author { display: flex; align-items: center; gap: 12px; }
.testi-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--grad); display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: .9rem; flex-shrink: 0;
}
.testi-name { font-weight: 700; font-size: .9rem; }
.testi-role { font-size: .78rem; color: var(--text3); }

/* ── CTA Banner ── */
.cta-banner {
  background: linear-gradient(135deg, rgba(124,58,237,0.12), rgba(6,182,212,0.08));
  border: 1px solid rgba(124,58,237,0.2);
  border-radius: 28px; padding: 72px 48px; text-align: center;
  position: relative; overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--grad);
}
.cta-banner h2 { margin-bottom: 16px; }
.cta-banner p { color: var(--text2); max-width: 560px; margin: 0 auto 36px; font-size: 1.05rem; }
.cta-banner-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.os-badges { display: flex; gap: 12px; justify-content: center; margin-top: 20px; flex-wrap: wrap; }
.os-badge {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--surface); font-size: .8rem; font-weight: 600; color: var(--text3);
}

/* ── Stats Banner ── */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-item { text-align: center; padding: 32px 20px; }
.stat-item .val { font-size: 2.4rem; font-weight: 900; margin-bottom: 8px; background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-item .lbl { color: var(--text2); font-size: .9rem; }

/* ── FAQ ── */
.faq-list { max-width: 760px; margin: 48px auto 0; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); overflow: hidden;
}
.faq-q {
  width: 100%; padding: 20px 24px; display: flex; align-items: center; justify-content: space-between;
  background: none; border: none; color: var(--text); font-size: .95rem; font-weight: 600;
  cursor: pointer; text-align: left; gap: 12px;
}
.faq-arrow { transition: transform .3s; font-size: .8rem; color: var(--text3); flex-shrink: 0; }
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease, padding .3s; }
.faq-a-inner { padding: 0 24px 20px; color: var(--text2); font-size: .9rem; line-height: 1.75; }
.faq-item.open .faq-a { max-height: 300px; }

/* ── Footer ── */
footer {
  background: var(--bg2); border-top: 1px solid var(--border);
  padding: 72px 0 0;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand p { color: var(--text2); font-size: .9rem; line-height: 1.75; margin-top: 12px; max-width: 280px; }
.footer-col h4 { font-size: .85rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--text3); margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { font-size: .9rem; color: var(--text2); transition: color .2s; }
.footer-col ul a:hover { color: var(--purple); }
.footer-bottom {
  border-top: 1px solid var(--border); padding: 20px 0;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: .85rem; color: var(--text3); }
.footer-socials { display: flex; gap: 10px; }
.social-btn {
  width: 36px; height: 36px; border-radius: 9px; border: 1px solid var(--border);
  background: var(--surface); display: flex; align-items: center; justify-content: center;
  font-size: .9rem; color: var(--text3); transition: background .2s, color .2s, border-color .2s;
}
.social-btn:hover { background: var(--purple); color: #fff; border-color: var(--purple); }

/* ── Page Hero (inner pages) ── */
.page-hero {
  padding: calc(var(--nav-h) + 72px) 0 72px;
  text-align: center;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(124,58,237,0.10) 0%, transparent 65%);
}
.page-hero h1 { margin-bottom: 16px; }
.page-hero p { color: var(--text2); font-size: 1.1rem; max-width: 560px; margin: 0 auto; }
.breadcrumb { display: flex; align-items: center; justify-content: center; gap: 8px; font-size: .85rem; color: var(--text3); margin-bottom: 20px; }
.breadcrumb a { color: var(--purple); }

/* ── Content Page ── */
.content-wrap { max-width: 800px; margin: 0 auto; padding: 64px 24px; }
.content-wrap h2 { font-size: 1.5rem; margin: 40px 0 14px; color: var(--text); }
.content-wrap h3 { font-size: 1.15rem; margin: 28px 0 10px; color: var(--text); }
.content-wrap p { color: var(--text2); line-height: 1.8; margin-bottom: 14px; }
.content-wrap ul, .content-wrap ol { padding-left: 24px; color: var(--text2); line-height: 1.8; margin-bottom: 14px; }
.content-wrap ul li { list-style: disc; }
.content-wrap ol li { list-style: decimal; }
.content-wrap li { margin-bottom: 6px; }
.content-wrap a { color: var(--purple); }
.content-wrap a:hover { text-decoration: underline; }
.last-updated { font-size: .82rem; color: var(--text3); margin-bottom: 32px; }
.toc {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 24px 28px; margin-bottom: 40px;
}
.toc h4 { font-size: .9rem; margin-bottom: 12px; color: var(--text3); }
.toc ul { display: flex; flex-direction: column; gap: 6px; }
.toc ul li { list-style: none; }
.toc ul a { font-size: .88rem; color: var(--purple); }

/* ── Contact ── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; margin-top: 56px; }
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: .85rem; font-weight: 600; color: var(--text2); }
.form-group input, .form-group textarea, .form-group select {
  background: var(--surface); border: 1.5px solid var(--border);
  border-radius: 12px; padding: 13px 16px;
  font-size: .9rem; color: var(--text); font-family: inherit;
  transition: border-color .2s; outline: none;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.12);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 24px; display: flex; gap: 16px; align-items: flex-start;
  transition: transform .3s, box-shadow .3s;
}
.contact-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.contact-card-icon {
  width: 44px; height: 44px; border-radius: 12px; background: var(--grad);
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; color: #fff;
}
.contact-card-icon i { font-size: 1.1rem; color: #fff; }
.contact-card h4 { font-size: .95rem; margin-bottom: 4px; }
.contact-card p { font-size: .875rem; color: var(--text2); }
.form-success {
  display: none; text-align: center; padding: 32px 24px;
  background: rgba(34,197,94,0.08); border: 1px solid rgba(34,197,94,0.2);
  border-radius: var(--radius-sm); color: #22c55e;
}
.form-success.show { display: block; }

/* ── About Page ── */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; margin: 64px 0; }
.value-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
.value-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 28px 20px; text-align: center;
  transition: transform .3s;
}
.value-card:hover { transform: translateY(-4px); }
.value-card .icon { font-size: 2rem; margin-bottom: 12px; color: var(--purple); }
.value-card .icon i { font-size: 2rem; }
.value-card h4 { font-size: .95rem; margin-bottom: 8px; }
.value-card p { font-size: .83rem; color: var(--text2); line-height: 1.6; }

/* ── Ad Zone ── */
#ad-zone {
  align-items: center; justify-content: center; flex-wrap: wrap;
  gap: 16px; padding: 24px 16px;
  background: var(--bg2); border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* ── Back to Top ── */
#back-top {
  position: fixed; bottom: 28px; right: 28px; z-index: 999;
  width: 48px; height: 48px; border-radius: 14px;
  background: var(--grad); color: #fff; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem;
  box-shadow: 0 6px 24px rgba(124,58,237,0.4);
  opacity: 0; transform: translateY(16px); transition: opacity .3s, transform .3s;
  pointer-events: none;
}
#back-top.visible { opacity: 1; transform: translateY(0); pointer-events: all; }
#back-top:hover { transform: translateY(-3px); box-shadow: 0 10px 30px rgba(124,58,237,0.5); }

/* ── Animations ── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }
.reveal-delay-5 { transition-delay: .5s; }

/* ── Section header ── */
.section-header { text-align: center; max-width: 640px; margin: 0 auto 16px; }
.section-header h2 { margin-bottom: 14px; }
.section-header p { color: var(--text2); font-size: 1rem; line-height: 1.7; }

/* ── Divider ── */
.divider { width: 60px; height: 4px; background: var(--grad); border-radius: 4px; margin: 16px auto; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .floating-badge { display: none; }
  .steps { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .formats-showcase { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .value-cards { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .nav-links, .btn-nav-cta { display: none; }
  .hamburger { display: flex; }
  .hero-stats { gap: 20px; }
  .section { padding: 64px 0; }
  .cta-banner { padding: 48px 24px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .formats-showcase { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  h1 { font-size: 2rem; }
}