:root {
    --bg: #07090f;
    --panel: #111620;
    --panel-2: #171d28;
    --soft: #252c37;
    --text: #f6f7fb;
    --muted: #b9c0cf;
    --subtle: #818897;
    --blue: #002fa7;
    --blue-2: #2765ff;
    --green: #7dff7a;
    --line: rgba(255,255,255,.12);
    --shadow: 0 24px 70px rgba(0,0,0,.35);
    --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 10% 0%, rgba(39,101,255,.28), transparent 34rem),
        radial-gradient(circle at 92% 14%, rgba(125,255,122,.10), transparent 28rem),
        linear-gradient(180deg, #05070d 0%, #0a0d14 38%, #07090f 100%);
    line-height: 1.72;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px clamp(18px, 4vw, 64px);
    background: rgba(7,9,15,.78);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
}
.brand-lockup { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: .03em; }
.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    color: #ffffff;
    background: linear-gradient(135deg, var(--blue), var(--blue-2));
    box-shadow: 0 0 0 4px rgba(39,101,255,.14), 0 18px 40px rgba(39,101,255,.26);
}
.brand-name { font-size: 1.05rem; }
.site-nav { display: flex; align-items: center; gap: 8px; }
.site-nav a {
    padding: 10px 14px;
    border-radius: 999px;
    color: var(--muted);
    font-size: .95rem;
}
.site-nav a:hover, .site-nav a.active { color: var(--text); background: rgba(255,255,255,.08); }
.nav-toggle { display: none; background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: 14px; padding: 8px 12px; font-size: 1.2rem; }
main { overflow: hidden; }
.section { padding: clamp(64px, 9vw, 118px) clamp(18px, 4vw, 64px); }
.section.compact { padding-top: clamp(44px, 6vw, 76px); padding-bottom: clamp(44px, 6vw, 76px); }
.container { max-width: 1180px; margin: 0 auto; }
.hero {
    min-height: calc(100vh - 80px);
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 560px);
    align-items: center;
    gap: clamp(32px, 6vw, 80px);
    padding: clamp(56px, 8vw, 112px) clamp(18px, 4vw, 64px);
}
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--green);
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    font-size: .78rem;
}
.eyebrow::before { content: ""; width: 10px; height: 10px; border-radius: 99px; background: var(--green); box-shadow: 0 0 18px rgba(125,255,122,.75); }
h1, h2, h3 { line-height: 1.16; margin: 0; letter-spacing: -.02em; }
h1 { font-size: clamp(2.4rem, 6vw, 5.8rem); margin-top: 18px; }
h2 { font-size: clamp(2rem, 4vw, 3.6rem); }
h3 { font-size: clamp(1.18rem, 2vw, 1.6rem); }
p { margin: 0; color: var(--muted); }
.lead { margin-top: 24px; font-size: clamp(1.05rem, 1.5vw, 1.28rem); max-width: 680px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 12px 20px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: rgba(255,255,255,.08);
    color: var(--text);
    font-weight: 700;
}
.button.primary { background: linear-gradient(135deg, var(--blue), var(--blue-2)); border-color: rgba(255,255,255,.18); }
.button:hover { transform: translateY(-1px); }
.hero-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 36px; max-width: 680px; }
.metric-card { padding: 18px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.05); }
.metric-card strong { display: block; font-size: 1.55rem; }
.metric-card span { color: var(--subtle); font-size: .9rem; }
.visual-panel {
    position: relative;
    border-radius: 34px;
    padding: 18px;
    background: linear-gradient(160deg, rgba(255,255,255,.11), rgba(255,255,255,.03));
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}
.visual-panel::after {
    content: "";
    position: absolute;
    inset: auto 34px -22px 34px;
    height: 42px;
    border-radius: 999px;
    background: rgba(39,101,255,.35);
    filter: blur(28px);
    z-index: -1;
}
.hero-visual { border-radius: 26px; overflow: hidden; background: var(--panel); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 34px; }
.section-head p { max-width: 620px; }
.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card {
    position: relative;
    padding: 26px;
    border-radius: var(--radius);
    background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
    border: 1px solid var(--line);
    overflow: hidden;
}
.card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(125,255,122,.55), rgba(39,101,255,.8), transparent);
    opacity: .72;
}
.card h3 { margin-bottom: 12px; }
.icon-pill { width: 52px; height: 52px; border-radius: 18px; display: grid; place-items: center; background: rgba(39,101,255,.18); color: var(--green); margin-bottom: 18px; font-size: 1.35rem; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tag { display: inline-flex; padding: 6px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); font-size: .82rem; background: rgba(255,255,255,.04); }
.media-card { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: var(--panel); }
.media-card .media-content { padding: 22px; }
.media-card h3 { margin-bottom: 8px; }
.masonry { columns: 3 280px; column-gap: 20px; }
.masonry .media-card { break-inside: avoid; margin-bottom: 20px; }
.timeline { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; counter-reset: step; }
.timeline-step { padding: 24px; border-radius: var(--radius); border: 1px solid var(--line); background: rgba(255,255,255,.05); position: relative; }
.timeline-step::before { counter-increment: step; content: "0" counter(step); display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 16px; background: var(--blue); color: #fff; font-weight: 900; margin-bottom: 20px; }
.timeline-step h3 { margin-bottom: 10px; }
.feature-split { display: grid; grid-template-columns: .92fr 1.08fr; align-items: center; gap: clamp(30px, 5vw, 72px); }
.feature-list { display: grid; gap: 14px; margin-top: 28px; }
.feature-item { display: grid; grid-template-columns: 22px 1fr; gap: 12px; padding: 15px; border-radius: 18px; background: rgba(255,255,255,.05); border: 1px solid var(--line); }
.feature-item::before { content: ""; width: 11px; height: 11px; border-radius: 999px; background: var(--green); margin-top: 8px; box-shadow: 0 0 18px rgba(125,255,122,.45); }
.notice-band { border: 1px solid rgba(125,255,122,.28); border-radius: 28px; padding: clamp(24px, 4vw, 42px); background: linear-gradient(135deg, rgba(39,101,255,.18), rgba(125,255,122,.08)); }
.notice-band strong { display: block; margin-bottom: 10px; font-size: clamp(1.3rem, 2vw, 1.8rem); }
.faq { display: grid; gap: 14px; }
.faq details { border-radius: 20px; border: 1px solid var(--line); background: rgba(255,255,255,.05); padding: 18px 20px; }
.faq summary { cursor: pointer; font-weight: 800; }
.faq p { margin-top: 12px; }
.page-hero { padding: clamp(70px, 10vw, 128px) clamp(18px, 4vw, 64px) clamp(38px, 7vw, 82px); }
.page-hero .container { display: grid; grid-template-columns: 1.05fr .95fr; gap: 42px; align-items: end; }
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 4.6rem); }
.breadcrumb { color: var(--subtle); margin-bottom: 18px; font-size: .92rem; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.04); }
table { width: 100%; border-collapse: collapse; min-width: 720px; }
th, td { text-align: left; padding: 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--text); background: rgba(255,255,255,.06); }
td { color: var(--muted); }
.form-card { padding: clamp(24px, 4vw, 44px); border-radius: 28px; border: 1px solid var(--line); background: rgba(255,255,255,.06); }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.field { display: grid; gap: 8px; }
.field.full { grid-column: 1 / -1; }
label { color: var(--text); font-weight: 700; }
input, textarea, select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 13px 14px;
    color: var(--text);
    background: rgba(0,0,0,.18);
    font: inherit;
}
textarea { min-height: 132px; resize: vertical; }
.site-footer { padding: 48px clamp(18px, 4vw, 64px) 26px; border-top: 1px solid var(--line); background: #05070d; }
.footer-grid { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 22px; }
.footer-grid > div { padding: 20px; border-radius: 20px; background: rgba(255,255,255,.04); border: 1px solid var(--line); }
.footer-label { color: var(--green); font-weight: 800; display: block; margin-bottom: 8px; }
.footer-bottom { max-width: 1180px; margin: 24px auto 0; display: flex; justify-content: space-between; gap: 14px; color: var(--subtle); flex-wrap: wrap; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .55s ease, transform .55s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (max-width: 960px) {
    .hero, .page-hero .container, .feature-split { grid-template-columns: 1fr; }
    .grid-3, .grid-2, .timeline, .footer-grid { grid-template-columns: 1fr; }
    .section-head { display: block; }
    .section-head p { margin-top: 14px; }
    .hero-meta { grid-template-columns: 1fr; }
    .site-nav {
        display: none;
        position: absolute;
        left: 18px;
        right: 18px;
        top: 72px;
        padding: 12px;
        border-radius: 20px;
        background: rgba(7,9,15,.96);
        border: 1px solid var(--line);
        flex-direction: column;
        align-items: stretch;
    }
    .site-nav.open { display: flex; }
    .nav-toggle { display: inline-grid; place-items: center; }
    .form-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
    .hero, .section, .page-hero { padding-left: 16px; padding-right: 16px; }
    .card, .timeline-step { padding: 22px; }
    .hero-actions { flex-direction: column; }
    .button { width: 100%; }
}