:root {
    --legal-blue: #2468f2;
    --legal-navy: #081a48;
    --legal-text: #405071;
    --legal-muted: #7b88a5;
    --legal-line: #e4e9f3;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body.legal-page {
    min-height: 100vh;
    margin: 0;
    color: var(--legal-text);
    background:
        radial-gradient(circle at 12% 0, rgba(255,255,255,.98), transparent 29%),
        radial-gradient(circle at 90% 10%, rgba(205,220,255,.72), transparent 32%),
        linear-gradient(135deg, #f7f9ff, #eef3ff 62%, #fafcff);
    font-family: "Poppins", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.legal-header {
    position: sticky;
    z-index: 20;
    top: 0;
    border-bottom: 1px solid rgba(218,226,242,.82);
    background: rgba(248,250,255,.88);
    backdrop-filter: blur(18px);
}

.legal-header-inner {
    display: flex;
    width: min(1180px, calc(100% - 40px));
    min-height: 76px;
    margin: 0 auto;
    align-items: center;
    justify-content: space-between;
}

.legal-brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    color: var(--legal-navy);
    font-size: 24px;
    font-weight: 700;
    text-decoration: none;
}
.legal-brand:hover { color: var(--legal-navy); }
.legal-brand svg { width: 46px; height: 34px; }

.legal-nav { display: flex; align-items: center; gap: 8px; }
.legal-nav a {
    padding: 9px 14px;
    color: #657391;
    border-radius: 9px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
}
.legal-nav a:hover,
.legal-nav a.active { color: var(--legal-blue); background: rgba(36,104,242,.08); }
.legal-nav .legal-back { margin-left: 8px; color: #fff; background: var(--legal-blue); }
.legal-nav .legal-back:hover { color: #fff; background: #1858d9; }

.legal-shell {
    display: grid;
    width: min(1120px, calc(100% - 40px));
    margin: 54px auto 80px;
    grid-template-columns: 230px minmax(0, 1fr);
    gap: 34px;
    align-items: start;
}

.legal-toc {
    position: sticky;
    top: 106px;
    padding: 21px;
    border: 1px solid rgba(255,255,255,.9);
    border-radius: 18px;
    background: rgba(255,255,255,.72);
    box-shadow: 0 18px 45px rgba(54,75,125,.07);
    backdrop-filter: blur(12px);
}
.legal-toc strong { display: block; margin-bottom: 12px; color: var(--legal-navy); font-size: 14px; }
.legal-toc a { display: block; padding: 8px 10px; color: #77839e; border-radius: 7px; font-size: 13px; line-height: 1.4; text-decoration: none; }
.legal-toc a:hover { color: var(--legal-blue); background: rgba(36,104,242,.07); }

.legal-document {
    padding: clamp(32px, 5vw, 66px);
    border: 1px solid rgba(255,255,255,.96);
    border-radius: 28px;
    background: rgba(255,255,255,.93);
    box-shadow: 0 28px 75px rgba(48,68,125,.11);
}

.legal-kicker { margin: 0 0 10px; color: var(--legal-blue); font-size: 13px; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.legal-document h1 { margin: 0; color: var(--legal-navy); font-size: clamp(30px, 4vw, 46px); line-height: 1.24; }
.legal-updated { margin: 13px 0 36px; color: var(--legal-muted); font-size: 13px; }
.legal-intro { margin: 0 0 36px; padding: 20px 22px; color: #52617e; border-left: 4px solid var(--legal-blue); border-radius: 0 12px 12px 0; background: #f4f7ff; line-height: 1.9; }

.legal-section { padding-top: 8px; scroll-margin-top: 104px; }
.legal-section + .legal-section { margin-top: 32px; padding-top: 34px; border-top: 1px solid var(--legal-line); }
.legal-section h2 { margin: 0 0 15px; color: var(--legal-navy); font-size: 21px; }
.legal-section h3 { margin: 22px 0 9px; color: #20355f; font-size: 16px; }
.legal-section p,
.legal-section li { font-size: 15px; line-height: 1.9; }
.legal-section p { margin: 0 0 12px; }
.legal-section ul { margin: 9px 0 0; padding-left: 23px; }
.legal-section li + li { margin-top: 5px; }
.legal-section a { color: var(--legal-blue); }
.legal-note { padding: 16px 18px; border-radius: 11px; background: #f7f9fd; color: #64718e; }

.legal-footer { margin-top: 44px; padding-top: 25px; color: var(--legal-muted); border-top: 1px solid var(--legal-line); font-size: 13px; text-align: center; }

@media (max-width: 820px) {
    .legal-shell { display: block; margin-top: 24px; }
    .legal-toc { display: none; }
    .legal-document { border-radius: 22px; }
}

@media (max-width: 560px) {
    .legal-header-inner { width: calc(100% - 24px); min-height: 66px; }
    .legal-brand { font-size: 20px; }
    .legal-brand svg { width: 39px; }
    .legal-nav a { display: none; }
    .legal-nav .legal-back { display: block; margin-left: 0; }
    .legal-shell { width: calc(100% - 20px); margin-bottom: 30px; }
    .legal-document { padding: 27px 20px 32px; }
    .legal-section p, .legal-section li { font-size: 14px; }
}