:root {
  --bg: #080B12;
  --bg-secondary: #101827;
  --card: #151E2E;
  --brand: #1D3557;
  --accent: #C73747;
  --text: #F8FAFC;
  --text-muted: #94A3B8;
  --border: rgba(148, 163, 184, 0.16);
  --glow: rgba(29, 53, 87, 0.45);
  --success: #22c55e;
  --warning: #f59e0b;
  --radius: 1rem;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  --font-display: "Manrope", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  color-scheme: dark;
}

html.light {
  --bg: #F4F7FB;
  --bg-secondary: #FFFFFF;
  --card: #FFFFFF;
  --brand: #1D3557;
  --accent: #C73747;
  --text: #0F172A;
  --text-muted: #64748B;
  --border: rgba(15, 23, 42, 0.08);
  --glow: rgba(29, 53, 87, 0.12);
  --shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
.container { width: min(1180px, calc(100% - 2rem)); margin-inline: auto; }
.section { padding: 5rem 0; position: relative; }
.section-muted { background: var(--bg-secondary); }

.bg-atmosphere {
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, var(--glow), transparent 60%),
    radial-gradient(circle at 90% 10%, rgba(199, 55, 71, 0.12), transparent 35%),
    var(--bg);
}

.glass {
  background: color-mix(in srgb, var(--bg-secondary) 72%, transparent);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(18px);
  border-bottom-color: var(--border);
  box-shadow: 0 10px 30px rgba(0,0,0,.15);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}
.logo {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: 1.15rem;
}
.nav {
  display: none;
  gap: 1.25rem;
  align-items: center;
}
.nav a {
  color: var(--text-muted);
  font-size: .92rem;
  transition: color .2s ease;
}
.nav a:hover { color: var(--text); }
.header-actions { display: flex; align-items: center; gap: .65rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: .85rem 1.35rem;
  font-weight: 700;
  letter-spacing: .01em;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #a52b39);
  color: #fff;
  box-shadow: 0 10px 30px rgba(199, 55, 71, .35);
}
.btn-secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
.btn-brand {
  background: var(--brand);
  color: #fff;
}
.btn-sm { padding: .55rem 1rem; font-size: .875rem; }
.icon-btn {
  width: 2.5rem; height: 2.5rem; border-radius: 999px;
  border: 1px solid var(--border); background: var(--card); color: var(--text);
  display: inline-grid; place-items: center; cursor: pointer;
}

.badge {
  display: inline-flex; align-items: center; gap: .4rem;
  border: 1px solid var(--border); border-radius: 999px;
  padding: .35rem .8rem; font-size: .8rem; color: var(--text-muted);
  background: color-mix(in srgb, var(--card) 80%, transparent);
}
.badge-dot { width: .45rem; height: .45rem; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(199,55,71,.15); }

.hero { padding: 4.5rem 0 3rem; overflow: hidden; }
.hero-grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 5vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin: 1rem 0;
  background: linear-gradient(135deg, var(--text) 20%, #cbd5e1 55%, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead { color: var(--text-muted); font-size: 1.08rem; max-width: 40rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.6rem; }
.hero-metrics {
  display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.8rem;
}
.metric-chip {
  border: 1px solid var(--border); border-radius: .9rem; padding: .75rem 1rem;
  background: var(--card); min-width: 8.5rem;
}
.metric-chip strong { display: block; font-size: 1.05rem; }
.metric-chip span { color: var(--text-muted); font-size: .8rem; }

.hero-visual { position: relative; min-height: 22rem; }
.mock-stack {
  position: relative; height: 100%;
  border-radius: 1.4rem; border: 1px solid var(--border);
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--brand) 55%, #000), var(--card));
  box-shadow: var(--shadow); overflow: hidden;
}
.mock-stack::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 40%, rgba(255,255,255,.06), transparent 60%);
}
.float-card {
  position: absolute; border-radius: 1rem; border: 1px solid var(--border);
  background: color-mix(in srgb, var(--card) 88%, transparent);
  backdrop-filter: blur(10px); padding: .9rem 1rem; box-shadow: var(--shadow);
  animation: floatY 6s ease-in-out infinite;
}
.float-card.one { top: 12%; left: 6%; }
.float-card.two { right: 8%; bottom: 18%; animation-delay: -2s; }
.float-card.three { left: 18%; bottom: 8%; animation-delay: -3.5s; }
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.benefits-bar {
  display: grid; gap: .8rem;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}
.benefit-item {
  display: flex; align-items: center; gap: .65rem;
  padding: .9rem 1rem; border-radius: .9rem; border: 1px solid var(--border);
  background: var(--card); color: var(--text-muted); font-size: .9rem;
}

.section-head { max-width: 40rem; margin-bottom: 2rem; }
.section-head h2 {
  font-family: var(--font-display); letter-spacing: -0.03em;
  font-size: clamp(1.6rem, 3vw, 2.3rem); margin: 0 0 .6rem;
}
.section-head p { color: var(--text-muted); margin: 0; }

.cards-grid {
  display: grid; gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 1.2rem;
  padding: 1.35rem; transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  box-shadow: var(--shadow);
}
.card h3 { margin: .4rem 0; font-family: var(--font-display); letter-spacing: -.02em; }
.card .meta { color: var(--text-muted); font-size: .85rem; }
.card .thumb {
  aspect-ratio: 16/10; border-radius: .9rem; margin-bottom: 1rem;
  background: linear-gradient(145deg, var(--brand), #0b1220 60%);
  border: 1px solid var(--border);
}
.feature-list { margin: 1rem 0 0; padding: 0; list-style: none; }
.feature-list li {
  padding: .35rem 0 .35rem 1.1rem; position: relative; color: var(--text-muted); font-size: .92rem;
}
.feature-list li::before {
  content: ""; position: absolute; left: 0; top: .75rem; width: .45rem; height: .45rem;
  border-radius: 50%; background: var(--accent);
}

.compare {
  display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.compare-col { padding: 1.4rem; border-radius: 1.1rem; border: 1px solid var(--border); background: var(--card); }
.compare-col.good { border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.compare-col h3 { margin-top: 0; }
.compare-col ul { margin: 0; padding-left: 1.1rem; color: var(--text-muted); }

.offer-panel {
  border-radius: 1.5rem; padding: 2rem;
  background:
    radial-gradient(circle at top right, rgba(199,55,71,.25), transparent 40%),
    linear-gradient(160deg, var(--brand), #0c1424 55%);
  border: 1px solid var(--border); box-shadow: var(--shadow);
}
.offer-panel .price {
  font-family: var(--font-display); font-size: 2.6rem; font-weight: 800; letter-spacing: -.04em;
}
.offer-panel .compare-price {
  color: var(--text-muted); text-decoration: line-through; margin-left: .5rem;
}
.offer-list { display: grid; gap: .55rem; margin: 1.2rem 0 1.5rem; }
.offer-list div { color: #e2e8f0; }

.faq details {
  border: 1px solid var(--border); border-radius: .9rem; background: var(--card);
  padding: 1rem 1.1rem; margin-bottom: .7rem;
}
.faq summary { cursor: pointer; font-weight: 650; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq details[open] summary { color: var(--accent); }
.faq details p { color: var(--text-muted); margin: .75rem 0 0; }

.final-cta {
  text-align: center; padding: 4rem 1.5rem; border-radius: 1.5rem;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, color-mix(in srgb, var(--brand) 35%, var(--bg)), var(--bg));
}
.final-cta h2 { font-family: var(--font-display); font-size: clamp(1.8rem, 4vw, 2.8rem); letter-spacing: -.03em; }

.site-footer {
  border-top: 1px solid var(--border); padding: 3rem 0 2rem; color: var(--text-muted);
}
.footer-grid {
  display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-bottom: 2rem;
}
.site-footer a:hover { color: var(--text); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 1rem; font-size: .85rem; }

.sticky-buy {
  position: fixed; left: 50%; bottom: 1rem; transform: translateX(-50%) translateY(120%);
  z-index: 40; width: min(720px, calc(100% - 1.5rem));
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .85rem 1rem; border-radius: 1rem; border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-secondary) 92%, transparent);
  backdrop-filter: blur(16px); box-shadow: var(--shadow);
  transition: transform .3s ease;
}
.sticky-buy.show { transform: translateX(-50%) translateY(0); }

.social-toast {
  position: fixed; z-index: 45; max-width: 22rem;
  padding: .9rem 1rem; border-radius: .9rem; border: 1px solid var(--border);
  background: var(--card); box-shadow: var(--shadow);
  opacity: 0; transform: translateY(12px); transition: .3s ease; pointer-events: none;
}
.social-toast.show { opacity: 1; transform: translateY(0); }
.social-toast.bottom-left { left: 1rem; bottom: 1rem; }
.social-toast.bottom-right { right: 1rem; bottom: 1rem; }
.social-toast .demo-tag {
  display: inline-block; font-size: .7rem; color: var(--warning); border: 1px solid color-mix(in srgb, var(--warning) 40%, transparent);
  border-radius: 999px; padding: .1rem .45rem; margin-bottom: .35rem;
}

.cookie-banner {
  position: fixed; left: 1rem; right: 1rem; bottom: 1rem; z-index: 60;
  max-width: 40rem; margin-inline: auto; padding: 1rem 1.1rem;
  border-radius: 1rem; border: 1px solid var(--border); background: var(--card); box-shadow: var(--shadow);
}
.cookie-actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .8rem; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

.mobile-nav {
  display: none; position: absolute; inset-inline: 1rem; top: 4.4rem;
  border-radius: 1rem; border: 1px solid var(--border); background: var(--card); padding: 1rem;
  flex-direction: column; gap: .8rem; box-shadow: var(--shadow);
}
.mobile-nav.open { display: flex; }

/* Admin */
.admin-shell { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.admin-sidebar {
  background: var(--bg-secondary); border-right: 1px solid var(--border);
  padding: 1.2rem; position: sticky; top: 0; height: 100vh;
}
.admin-sidebar a {
  display: block; padding: .7rem .85rem; border-radius: .7rem; color: var(--text-muted); margin-bottom: .2rem;
}
.admin-sidebar a:hover, .admin-sidebar a.active { background: var(--card); color: var(--text); }
.admin-main { padding: 1.25rem 1.5rem 2rem; }
.admin-top {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1.25rem;
}
.stat-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); margin-bottom: 1.25rem; }
.stat-card { background: var(--card); border: 1px solid var(--border); border-radius: 1rem; padding: 1rem 1.1rem; }
.stat-card span { color: var(--text-muted); font-size: .85rem; }
.stat-card strong { display: block; font-size: 1.5rem; margin-top: .25rem; font-family: var(--font-display); }
.table-wrap { overflow: auto; border: 1px solid var(--border); border-radius: 1rem; background: var(--card); }
table { width: 100%; border-collapse: collapse; }
th, td { padding: .85rem 1rem; border-bottom: 1px solid var(--border); text-align: left; font-size: .92rem; }
th { color: var(--text-muted); font-weight: 600; background: color-mix(in srgb, var(--bg) 40%, var(--card)); }
.form-grid { display: grid; gap: 1rem; }
.form-row { display: grid; gap: .4rem; }
.form-row.two { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
label { font-size: .88rem; color: var(--text-muted); }
input, textarea, select {
  width: 100%; border-radius: .75rem; border: 1px solid var(--border);
  background: var(--bg); color: var(--text); padding: .75rem .9rem;
}
textarea { min-height: 110px; resize: vertical; }
.alert {
  padding: .85rem 1rem; border-radius: .8rem; margin-bottom: 1rem; border: 1px solid var(--border);
}
.alert-success { background: rgba(34,197,94,.12); border-color: rgba(34,197,94,.35); }
.alert-error { background: rgba(199,55,71,.12); border-color: rgba(199,55,71,.35); }
.auth-wrap {
  min-height: 100vh; display: grid; place-items: center; padding: 1.5rem;
  background:
    radial-gradient(ellipse at top, var(--glow), transparent 55%),
    var(--bg);
}
.auth-card { width: min(420px, 100%); padding: 1.6rem; border-radius: 1.2rem; border: 1px solid var(--border); background: var(--card); box-shadow: var(--shadow); }
.auth-card h1 { margin-top: 0; font-family: var(--font-display); }

.modal {
  position: fixed; inset: 0; z-index: 70; display: none; place-items: center;
  background: rgba(0,0,0,.55); padding: 1rem;
}
.modal.open { display: grid; }
.modal-panel {
  width: min(860px, 100%); max-height: 90vh; overflow: auto;
  background: var(--card); border: 1px solid var(--border); border-radius: 1.2rem; padding: 1.3rem;
}

@media (min-width: 900px) {
  .nav { display: flex; }
  .hero-grid { grid-template-columns: 1.15fr .85fr; }
  .menu-toggle { display: none; }
}
@media (max-width: 899px) {
  .admin-shell { grid-template-columns: 1fr; }
  .admin-sidebar { position: relative; height: auto; }
  .form-row.two { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important; transition: none !important; scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}