:root {
  --bg: #05030a;
  --bg-2: #0c0714;
  --card: rgba(255, 255, 255, .07);
  --card-strong: rgba(255, 255, 255, .11);
  --text: #f8f3ff;
  --muted: #c9bfe0;
  --gold: #ffd36e;
  --pink: #ff4fd8;
  --violet: #7c4dff;
  --cyan: #00e5ff;
  --line: rgba(255, 255, 255, .16);
  --shadow: 0 24px 80px rgba(124, 77, 255, .18);
  --radius: 28px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 10% 10%, rgba(255, 211, 110, .16), transparent 28rem),
    radial-gradient(circle at 88% 8%, rgba(255, 79, 216, .18), transparent 30rem),
    radial-gradient(circle at 55% 45%, rgba(124, 77, 255, .12), transparent 34rem),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.72;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img, video { max-width: 100%; display: block; }
.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: 999;
  padding: 10px 14px; border-radius: 999px; background: var(--gold); color: #120812;
}
.skip-link:focus { top: 12px; }
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(5, 3, 10, .72);
  backdrop-filter: blur(22px);
  border-bottom: 1px solid var(--line);
}
.navbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 16px 0; }
.logo {
  display: inline-flex; align-items: center; gap: 10px; font-weight: 900; letter-spacing: .08em;
}
.logo__mark {
  width: 42px; height: 42px; border-radius: 16px;
  background: linear-gradient(135deg, var(--gold), var(--pink), var(--violet));
  box-shadow: 0 0 34px rgba(255, 79, 216, .42);
  display: grid; place-items: center; color: #09030e; font-weight: 900;
}
.logo__text { font-size: 19px; }
.nav-links { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.nav-links a {
  padding: 9px 13px; border-radius: 999px; color: var(--muted); font-size: 14px;
  border: 1px solid transparent;
}
.nav-links a:hover, .nav-links a[aria-current="page"] {
  color: #fff; border-color: rgba(255, 211, 110, .32);
  background: rgba(255, 255, 255, .07);
}
.search-shell { padding: 0 0 16px; }
.fake-search {
  display: grid; grid-template-columns: 1fr auto; gap: 10px;
  padding: 10px; border-radius: 999px; background: rgba(255,255,255,.08);
  border: 1px solid var(--line); box-shadow: inset 0 0 30px rgba(124, 77, 255, .08);
}
.fake-search input {
  width: 100%; border: 0; outline: none; background: transparent; color: #fff; padding: 12px 14px;
  font-size: 15px;
}
.fake-search input::placeholder { color: #a99ec4; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 0; border-radius: 999px; padding: 12px 18px;
  background: linear-gradient(135deg, var(--gold), var(--pink));
  color: #100717; font-weight: 800; cursor: pointer;
  box-shadow: 0 14px 42px rgba(255, 79, 216, .2);
}
.btn--ghost {
  background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.18);
}
.toast {
  display: none; margin: 10px auto 0; width: min(780px, calc(100% - 32px));
  padding: 11px 14px; border-radius: 16px; color: #fff;
  background: rgba(124, 77, 255, .24); border: 1px solid rgba(255,255,255,.14);
}
.toast.is-visible { display: block; }
.hero { position: relative; padding: 70px 0 42px; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 4% -10% auto auto; width: 520px; height: 520px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 211, 110, .18), transparent 62%);
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 34px; align-items: center; position: relative; }
.eyebrow { color: var(--gold); font-weight: 800; letter-spacing: .18em; text-transform: uppercase; font-size: 13px; }
h1, h2, h3, h4, h5, h6 { line-height: 1.18; margin: 0 0 14px; letter-spacing: -.02em; }
h1 { font-size: clamp(42px, 6vw, 82px); }
h2 { font-size: clamp(28px, 4vw, 48px); }
h3 { font-size: 22px; }
.lead { font-size: clamp(17px, 2.1vw, 21px); color: #e9ddff; margin: 0 0 24px; }
.meta-pills { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0 26px; }
.pill {
  border: 1px solid rgba(255,255,255,.16); background: rgba(255,255,255,.07);
  border-radius: 999px; padding: 7px 12px; color: #e8ddff; font-size: 13px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-card, .glass-card {
  border: 1px solid rgba(255,255,255,.16);
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.04));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.hero-card { padding: 12px; position: relative; }
.hero-card::after, .video-card::after {
  content: ""; position: absolute; inset: -2px; border-radius: inherit; pointer-events: none;
  background: linear-gradient(135deg, rgba(255,211,110,.32), rgba(255,79,216,.0), rgba(124,77,255,.35));
  opacity: .5;
}
.hero-card img { border-radius: 22px; aspect-ratio: 5 / 3; object-fit: cover; }
.section { padding: 54px 0; position: relative; }
.section-head { display: flex; justify-content: space-between; gap: 18px; align-items: end; margin-bottom: 22px; }
.section-head p { max-width: 720px; color: var(--muted); margin: 0; }
.grid { display: grid; gap: 18px; }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.video-card {
  position: relative; overflow: hidden; border-radius: 24px; background: var(--card);
  border: 1px solid var(--line); min-height: 100%; transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.video-card:hover, .video-card.video-card--active {
  transform: translateY(-6px);
  border-color: rgba(255, 211, 110, .55);
  box-shadow: 0 24px 70px rgba(255, 79, 216, .18);
}
.video-cover { position: relative; isolation: isolate; background: #100717; }
.video-cover img { width: 100%; aspect-ratio: 16/10; object-fit: cover; opacity: .95; }
.video-cover video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; pointer-events: none; }
.play-button {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%) scale(.86);
  width: 68px; height: 68px; border-radius: 999px; display: grid; place-items: center;
  background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.42);
  opacity: 0; transition: .22s ease; backdrop-filter: blur(12px);
}
.play-button::before {
  content: ""; margin-left: 5px; border-left: 18px solid #fff; border-top: 12px solid transparent; border-bottom: 12px solid transparent;
}
.video-card:hover .play-button, .video-card.video-card--active .play-button { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.card-body { padding: 18px; }
.card-body p, .muted { color: var(--muted); }
.stats { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.stats span { font-size: 12px; color: #fff; border: 1px solid rgba(255,255,255,.16); padding: 4px 8px; border-radius: 999px; background: rgba(0,0,0,.2); }
.tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 12px; }
.tags span { color: var(--gold); font-size: 12px; border: 1px solid rgba(255,211,110,.28); border-radius: 999px; padding: 3px 8px; }
.topic, .tool, .expert, .review, .faq-item, .contact-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 22px; padding: 20px;
}
.topic strong { color: var(--gold); }
.barrage { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.barrage span {
  border-radius: 999px; padding: 6px 11px; background: rgba(255,255,255,.08); color: #f7edff; font-size: 13px;
  animation: floaty 6s ease-in-out infinite;
}
.barrage span:nth-child(even) { animation-delay: -2s; }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
.tool { position: relative; overflow: hidden; }
.tool::before {
  content: ""; position: absolute; inset: auto -10% -35% auto; width: 190px; height: 190px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,211,110,.18), transparent 68%);
}
.logo-wall { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; margin-top: 16px; }
.partner-logo {
  min-height: 78px; border-radius: 18px; border: 1px solid var(--line); display: grid; place-items: center;
  background: rgba(255,255,255,.06); color: #e8ddff; font-weight: 800; text-align: center;
}
details.faq-item { padding: 0; }
details.faq-item summary { cursor: pointer; padding: 18px 20px; font-weight: 800; color: #fff; }
details.faq-item p { padding: 0 20px 18px; margin: 0; color: var(--muted); }
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 18px; }
.qr-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.qr-box { border: 1px dashed rgba(255,211,110,.42); border-radius: 22px; padding: 14px; background: rgba(255,255,255,.05); text-align: center; }
.qr-box img { border-radius: 16px; margin: 0 auto 8px; width: 100%; max-width: 180px; }
.page-hero { padding: 54px 0 26px; }
.breadcrumb { color: var(--muted); font-size: 14px; margin-bottom: 14px; }
.breadcrumb a { color: var(--gold); }
.article-list { display: grid; gap: 14px; }
.article-item { padding: 18px; border-radius: 22px; border: 1px solid var(--line); background: var(--card); }
.site-footer {
  border-top: 1px solid var(--line); margin-top: 40px; padding: 40px 0;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,.04));
}
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 20px; align-items: start; }
.footer-links { display: grid; gap: 8px; color: var(--muted); }
.small { font-size: 13px; color: #a99ec4; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
@media (max-width: 980px) {
  .hero-grid, .contact-grid { grid-template-columns: 1fr; }
  .grid--4, .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .logo-wall { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 680px) {
  .navbar { align-items: flex-start; flex-direction: column; }
  .nav-links { justify-content: flex-start; }
  .fake-search { grid-template-columns: 1fr; border-radius: 24px; }
  .grid--4, .grid--3, .grid--2, .footer-grid, .qr-grid { grid-template-columns: 1fr; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .hero { padding-top: 44px; }
}
.mt-18 { margin-top: 18px; }