@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;700&family=Noto+Sans+SC:wght@400;500;700&display=swap');

:root {
    --bg: #f6f3ec;
    --bg-accent: #e4f3ef;
    --text: #18201f;
    --muted: #4e5b59;
    --card: #ffffff;
    --line: #d4dedb;
    --primary: #0f8a72;
    --primary-strong: #0b6655;
    --secondary: #d57f3d;
    --radius: 20px;
    --shadow: 0 20px 45px rgba(20, 37, 33, 0.1);
    --content-width: 1100px;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Noto Sans SC', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 85% 12%, #f0be95 0, transparent 18rem),
        radial-gradient(circle at 15% 10%, #b7dfd4 0, transparent 20rem),
        var(--bg);
    line-height: 1.6;
}

a {
    color: inherit;
}

.site-shell {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 24px 20px 60px;
}

.site-header {
    position: sticky;
    top: 12px;
    z-index: 10;
    backdrop-filter: blur(9px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.7);
    border-radius: 999px;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    box-shadow: 0 8px 25px rgba(15, 45, 40, 0.08);
}

.brand {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-decoration: none;
    white-space: nowrap;
}

.nav-links {
    display: flex;
    gap: 14px;
    align-items: center;
    flex-wrap: wrap;
}

.nav-links a {
    text-decoration: none;
    color: var(--muted);
    font-size: 14px;
}

.nav-links a:hover {
    color: var(--text);
}

.top-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: #fff;
    border-radius: 999px;
    padding: 8px 16px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
}

.top-cta:hover {
    background: var(--primary-strong);
}

.lang-switch {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 3px;
    background: rgba(255, 255, 255, 0.86);
}

.lang-switch button {
    border: none;
    background: transparent;
    color: var(--muted);
    border-radius: 999px;
    padding: 5px 10px;
    font-size: 12px;
    cursor: pointer;
    font-weight: 600;
}

.lang-switch button.is-active {
    background: var(--text);
    color: #fff;
}

body[data-lang='en'] .lang-zh {
    display: none !important;
}

body[data-lang='zh'] .lang-en {
    display: none !important;
}

.hero {
    margin-top: 30px;
    border-radius: calc(var(--radius) + 4px);
    background: linear-gradient(130deg, rgba(15, 138, 114, 0.12), rgba(213, 127, 61, 0.14));
    padding: 48px 34px;
    border: 1px solid rgba(24, 32, 31, 0.08);
    box-shadow: var(--shadow);
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    border: 1px solid rgba(24, 32, 31, 0.2);
    border-radius: 999px;
    padding: 6px 12px;
    font-size: 12px;
    letter-spacing: 0.02em;
    color: var(--muted);
    background: rgba(255, 255, 255, 0.65);
}

.hero h1,
.page-hero h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(32px, 5vw, 50px);
    line-height: 1.08;
    margin: 16px 0 10px;
    letter-spacing: -0.02em;
}

.hero p,
.page-hero p {
    margin: 0;
    color: var(--muted);
    max-width: 70ch;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.button-primary,
.button-secondary {
    border-radius: 999px;
    padding: 10px 18px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.button-primary {
    background: var(--primary);
    color: #fff;
}

.button-primary:hover {
    background: var(--primary-strong);
}

.button-secondary {
    border: 1px solid rgba(24, 32, 31, 0.2);
    background: rgba(255, 255, 255, 0.85);
    color: var(--text);
}

.button-secondary:hover {
    background: #fff;
}

.grid {
    margin-top: 24px;
    display: grid;
    gap: 16px;
}

.grid.columns-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.columns-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
    border: 1px solid var(--line);
    background: var(--card);
    border-radius: var(--radius);
    padding: 22px;
}

.card h2,
.card h3 {
    margin: 0 0 8px;
    font-family: 'Space Grotesk', sans-serif;
    line-height: 1.2;
}

.card p,
.card li {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.card ul {
    margin: 10px 0 0;
    padding-left: 18px;
    display: grid;
    gap: 6px;
}

.section-title {
    margin-top: 34px;
    margin-bottom: 10px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 24px;
}

.meta-table {
    display: grid;
    gap: 10px;
}

.meta-row {
    display: grid;
    grid-template-columns: 190px 1fr;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px dashed var(--line);
}

.meta-row strong {
    font-size: 14px;
    color: var(--text);
}

.meta-row span,
.meta-row a {
    color: var(--muted);
    font-size: 14px;
    word-break: break-word;
}

.is-placeholder {
    background: #fff5cc;
    border-radius: 8px;
    padding: 0 4px;
}

.notice {
    margin-top: 16px;
    border-left: 4px solid var(--secondary);
    background: #fff7f2;
    padding: 12px 14px;
    border-radius: 12px;
    color: #6f421f;
    font-size: 13px;
}

.page-hero {
    margin-top: 30px;
    border-radius: var(--radius);
    border: 1px solid var(--line);
    padding: 34px 28px;
    background: rgba(255, 255, 255, 0.82);
}

.policy,
.faq {
    margin-top: 18px;
    display: grid;
    gap: 12px;
}

.policy .item,
.faq .item {
    border: 1px solid var(--line);
    background: var(--card);
    border-radius: 14px;
    padding: 18px;
}

.policy h2,
.faq h2 {
    margin: 0 0 8px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 18px;
}

.policy p,
.policy li,
.faq p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.policy ul {
    margin: 8px 0 0;
    padding-left: 18px;
    display: grid;
    gap: 6px;
}

.site-footer {
    margin-top: 26px;
    border-top: 1px solid var(--line);
    padding-top: 16px;
    color: var(--muted);
    font-size: 13px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.footer-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.footer-links a {
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--text);
}

@media (max-width: 980px) {
    .grid.columns-3,
    .grid.columns-2 {
        grid-template-columns: 1fr;
    }

    .meta-row {
        grid-template-columns: 1fr;
        gap: 6px;
    }
}

@media (max-width: 720px) {
    .site-shell {
        padding: 16px 12px 50px;
    }

    .site-header {
        border-radius: 16px;
        flex-direction: column;
        align-items: stretch;
    }

    .nav-links {
        order: 2;
    }

    .lang-switch {
        order: 3;
    }

    .top-cta {
        order: 4;
        width: 100%;
        justify-content: center;
    }

    .hero,
    .page-hero,
    .card {
        padding: 20px;
    }
}