:root {
    --bg: #f6f7f9;
    --card: #ffffff;
    --text: #1f2937;
    --muted: #667085;
    --line: #e5e7eb;
    --brand: #ea580c;
    --brand-dark: #c2410c;
    --brand-soft: #fff7ed;
    --accent: #334155;
    --ok: #16a34a;
    --warn: #f59e0b;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 10% 0%, rgba(234,88,12,.12), transparent 30%),
        linear-gradient(180deg, #ffffff 0%, var(--bg) 42%, var(--bg) 100%);
    line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
.container { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255,255,255,.93);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(16px);
}
.nav {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; font-weight: 850; letter-spacing: -.02em; }
.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    color: #fff;
    background:
        radial-gradient(circle at 32% 22%, rgba(255,255,255,.34), transparent 30%),
        linear-gradient(135deg, var(--brand), #f97316);
    box-shadow: 0 12px 30px rgba(234,88,12,.24);
}
.nav-links { display: flex; gap: 18px; align-items: center; font-size: 14px; color: var(--muted); }
.nav-links a:hover { color: var(--brand); }
.hero {
    padding: 78px 0 58px;
    background:
        radial-gradient(circle at 12% 12%, rgba(249,115,22,.20), transparent 34%),
        radial-gradient(circle at 86% 18%, rgba(51,65,85,.12), transparent 32%);
    border-bottom: 1px solid var(--line);
}
.hero-grid { display: grid; grid-template-columns: 1.07fr .93fr; gap: 42px; align-items: center; }
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 12px;
    border-radius: 999px;
    background: var(--brand-soft);
    color: var(--brand-dark);
    border: 1px solid #fed7aa;
    font-size: 13px;
    font-weight: 780;
}
h1 { margin: 18px 0 18px; font-size: clamp(38px, 6vw, 64px); line-height: 1.04; letter-spacing: -.05em; }
.lead { margin: 0 0 26px; color: var(--muted); font-size: 18px; max-width: 700px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 17px;
    border-radius: 999px;
    border: 1px solid transparent;
    background: var(--brand);
    color: #fff;
    font-weight: 780;
    box-shadow: 0 12px 30px rgba(234,88,12,.24);
}
.btn:hover { background: var(--brand-dark); }
.btn.secondary { background: #fff; color: var(--text); border-color: var(--line); box-shadow: none; }
.panel {
    background: rgba(255,255,255,.92);
    border: 1px solid var(--line);
    border-radius: 30px;
    padding: 26px;
    box-shadow: 0 24px 70px rgba(16,24,40,.10);
}
.workbench {
    border-radius: 24px;
    background: #111827;
    color: #e5e7eb;
    padding: 18px;
    overflow: hidden;
}
.workbench-top { display: flex; justify-content: space-between; gap: 12px; align-items: center; margin-bottom: 18px; }
.tool-dots { display: flex; gap: 7px; }
.dot { width: 10px; height: 10px; border-radius: 999px; background: #4b5563; }
.live-badge { padding: 5px 9px; border-radius: 999px; background: rgba(22,163,74,.16); color: #86efac; font-size: 12px; font-weight: 780; }
.metric { display: grid; grid-template-columns: 1fr auto; gap: 8px; padding: 14px 0; border-top: 1px solid rgba(255,255,255,.1); }
.metric:first-of-type { border-top: 0; }
.metric span { color: #9ca3af; }
.metric strong { color: #fff; }
.section { padding: 64px 0; }
.section-title { max-width: 760px; margin-bottom: 28px; }
.section-title h2 { font-size: clamp(28px, 4vw, 42px); line-height: 1.12; margin: 0 0 12px; letter-spacing: -.03em; }
.section-title p { color: var(--muted); margin: 0; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 24px; padding: 24px; box-shadow: 0 14px 36px rgba(16,24,40,.06); }
.card h3 { margin: 0 0 10px; font-size: 19px; }
.card p, .card li { color: var(--muted); }
.card p { margin: 0; }
.card ul { margin: 12px 0 0; padding-left: 18px; }
.price { font-size: 34px; font-weight: 900; letter-spacing: -.04em; margin: 8px 0 10px; }
.status-list { display: grid; gap: 12px; }
.status-row { display: flex; justify-content: space-between; gap: 16px; align-items: center; padding: 16px; border: 1px solid var(--line); border-radius: 18px; background: #fff; }
.status-row small { color: var(--muted); display: block; }
.badge-ok { display: inline-flex; align-items: center; padding: 6px 10px; border-radius: 999px; background: #ecfdf3; color: #067647; font-size: 13px; font-weight: 780; }
.badge-warn { display: inline-flex; align-items: center; padding: 6px 10px; border-radius: 999px; background: #fffbeb; color: #92400e; font-size: 13px; font-weight: 780; }
.form-card label { display: block; font-weight: 780; margin: 14px 0 6px; }
.input, textarea, select { width: 100%; border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; font: inherit; background: #fff; }
textarea { min-height: 130px; resize: vertical; }
.notice { background: #fff7ed; border: 1px solid #fed7aa; border-radius: 22px; padding: 18px; color: #9a3412; }
.footer { padding: 34px 0; border-top: 1px solid var(--line); color: var(--muted); background: #fff; }
.footer-inner { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
@media (max-width: 860px) {
    .hero-grid, .cards { grid-template-columns: 1fr; }
    .nav { align-items: flex-start; flex-direction: column; padding: 16px 0; }
    .nav-links { flex-wrap: wrap; }
}