:root {
    --paper: #f3efe6;
    --paper-2: #e7e1d4;
    --ink: #172033;
    --muted: #5c6572;
    --line: #d5cec1;
    --sea: #102e2b;
    --sea-2: #183f3b;
    --cream: #f7f3ea;
    --copper: #c56a32;
    --gold: #e2a15a;
    --white: #fffcf7;
    --ok: #1d6b45;
    --err: #9d2c2c;
    --shadow: 0 18px 40px rgba(16, 32, 33, 0.12);
    --sans: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--ink);
    background: var(--paper);
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.7;
}
a { color: inherit; }
img { max-width: 100%; }
button, input, textarea, select { font: inherit; color: inherit; }
h1, h2, h3 { line-height: 1.25; font-weight: 650; letter-spacing: -0.02em; }
h1 { font-size: clamp(36px, 5vw, 64px); margin: 0 0 16px; }
h2 { font-size: clamp(28px, 3vw, 40px); margin: 0 0 12px; }
p { margin: 0 0 12px; }

.wrap { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.narrow { width: min(740px, calc(100% - 40px)); }
.eyebrow {
    margin: 0 0 10px;
    font-size: 12px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--copper);
}
.eyebrow.light { color: var(--gold); }
.lede { font-size: 18px; max-width: 38em; color: rgba(247, 243, 234, 0.86); }
.hint, .fine { color: var(--muted); font-size: 13px; }
.fine { margin: 0; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: var(--sea);
    color: var(--cream);
}
.header-inner {
    display: flex;
    align-items: center;
    gap: 28px;
    min-height: 74px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; margin-right: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: 16px; font-weight: 650; }
.brand-text small { font-size: 10px; letter-spacing: 0.14em; opacity: 0.72; }
.site-nav { display: flex; gap: 18px; }
.site-nav a { text-decoration: none; font-size: 14px; opacity: 0.82; }
.site-nav a[aria-current="page"] { opacity: 1; box-shadow: inset 0 -1px 0 var(--gold); }
.header-phone { text-decoration: none; font-size: 14px; color: var(--gold); white-space: nowrap; }
.nav-toggle {
    display: none;
    background: transparent;
    color: var(--cream);
    border: 1px solid rgba(255,255,255,.25);
    padding: 6px 10px;
}

.hero-band { background: linear-gradient(180deg, var(--sea) 0%, var(--sea-2) 100%); color: var(--cream); }
.hero {
    display: grid;
    grid-template-columns: 1.25fr 0.85fr;
    gap: 48px;
    align-items: end;
    padding: 64px 0 72px;
}
.hero-actions { display: flex; gap: 12px; margin-top: 28px; }
.track-card, .side-card, .result, .form, .admin-card {
    background: var(--white);
    color: var(--ink);
    border: 1px solid var(--line);
    padding: 22px;
    box-shadow: var(--shadow);
}
.track-card label, .form label, .admin-form label { display: block; font-size: 13px; margin: 12px 0 6px; }
.track-card input, .form input, .form textarea, .admin-form input, .admin-form textarea, .admin-form select, .track-panel input {
    width: 100%;
    border: 1px solid var(--line);
    background: #fff;
    padding: 12px 14px;
    border-radius: 2px;
}
.track-card .btn, .form .btn { margin-top: 14px; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--copper);
    color: white;
    text-decoration: none;
    border: 0;
    padding: 12px 18px;
    cursor: pointer;
    font-weight: 650;
}
.btn:hover { filter: brightness(1.05); }
.btn.ghost { background: transparent; color: var(--cream); border: 1px solid rgba(255,255,255,.35); }
.btn.secondary { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn.danger { background: transparent; color: var(--err); border: 1px solid #e4c4c4; }
.text-link { color: var(--copper); font-weight: 650; }

.band { padding: 72px 0; }
.band-alt { background: #efeadd; }
.section-head { margin-bottom: 28px; }
.row-head { display: flex; justify-content: space-between; align-items: end; gap: 20px; }

.service-list { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.service-row {
    display: grid;
    grid-template-columns: 64px 180px 1fr;
    gap: 18px;
    align-items: baseline;
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
    text-decoration: none;
}
.service-row span { color: var(--copper); font-variant-numeric: tabular-nums; }
.service-row em { font-style: normal; color: var(--muted); }
.service-row:hover strong { color: var(--copper); }

.split { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 48px; align-items: start; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.steps li { display: flex; gap: 12px; background: var(--white); border: 1px solid var(--line); padding: 16px; }
.steps span { color: var(--copper); font-variant-numeric: tabular-nums; }
.steps p { margin: 4px 0 0; color: var(--muted); font-size: 14px; }

.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.news-card, .news-line {
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-decoration: none;
    background: var(--white);
    border: 1px solid var(--line);
    padding: 18px;
}
.news-card time, .news-line time, .page-hero time { color: var(--muted); font-size: 13px; }
.news-card p, .news-line span { color: var(--muted); }
.news-card:hover strong, .news-line:hover strong { color: var(--copper); }
.news-list { display: flex; flex-direction: column; gap: 12px; }
.news-line { display: grid; grid-template-columns: 120px 1.1fr 1.4fr; gap: 16px; align-items: center; }

.cta-band { background: var(--sea); color: var(--cream); }
.cta { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 36px 0; }
.cta p { color: rgba(247,243,234,.8); margin: 0; }

.page-hero { background: var(--sea); color: var(--cream); padding: 48px 0 42px; }
.page-hero h1 { max-width: 16em; }
.page-hero a { color: var(--gold); }

.prose-layout, .contact-grid, .track-layout { display: grid; gap: 28px; }
.prose-layout { grid-template-columns: 1.4fr 0.7fr; align-items: start; }
.contact-grid { grid-template-columns: 1.2fr 0.7fr; align-items: start; }
.prose .lead { font-size: 20px; }
.prose h2 { margin-top: 28px; font-size: 28px; }
.prose ul, .service-detail ul { padding-left: 18px; }
.prose li, .service-detail li { margin: 6px 0; }
.side-card { box-shadow: none; }
.side-card .btn { margin-top: 8px; }

.service-detail article {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: 12px;
    padding: 28px 0;
    border-bottom: 1px solid var(--line);
}
.service-detail span { color: var(--copper); font-size: 20px; }

.track-layout { max-width: 860px; }
.track-row { display: flex; gap: 10px; }
.track-row input { flex: 1; }
.track-panel { margin-bottom: 8px; }
.result-head, .admin-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.facts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; margin: 18px 0; }
.facts div { border-top: 1px solid var(--line); padding-top: 8px; }
.facts dt { color: var(--muted); font-size: 12px; }
.facts dd { margin: 2px 0 0; }
.remark { background: #f7f1e4; padding: 10px 12px; }
.status {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 99px;
    background: #efe6d4;
    font-size: 13px;
    font-weight: 650;
}
.status-已签收 { background: #e5f3ea; color: var(--ok); }
.status-异常 { background: #fdecec; color: var(--err); }
.status-运输中, .status-清关中, .status-派送中 { background: #e7f0f2; color: #0f4c5c; }
.timeline { list-style: none; margin: 8px 0 0; padding: 0 0 0 22px; border-left: 1px solid var(--line); }
.timeline li { position: relative; margin: 0 0 18px; }
.timeline li::before {
    content: "";
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--copper);
    position: absolute;
    left: -27px;
    top: 8px;
}
.timeline time, .timeline strong { display: block; }
.timeline time { color: var(--muted); font-size: 13px; }
.result.empty { background: #fff8f2; }

.notice { padding: 10px 12px; }
.notice.ok { background: #e7f6ee; color: var(--ok); }
.notice.err { background: #fdecec; color: var(--err); }

.site-footer { background: #101820; color: #d9d3c7; padding-top: 36px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 0.7fr; gap: 24px; }
.footer-name { display: block; color: white; margin-bottom: 8px; }
.site-footer a { color: var(--gold); }
.footer-base {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 28px;
    padding: 14px 0 18px;
    border-top: 1px solid rgba(255,255,255,.08);
    color: #8d867b;
    font-size: 13px;
}

.admin-body { background: #efeae1; }
.admin-bar {
    background: var(--sea);
    color: var(--cream);
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    padding: 14px 22px;
}
.admin-bar a { color: var(--cream); margin-right: 14px; text-decoration: none; }
.admin-bar a[aria-current="page"] { color: var(--gold); }
.admin-main { width: min(1100px, calc(100% - 32px)); margin: 24px auto 48px; }
.admin-table { width: 100%; border-collapse: collapse; background: white; }
.admin-table th, .admin-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 14px; }
.admin-table th { font-size: 12px; color: var(--muted); font-weight: 650; }
.admin-actions { display: flex; gap: 8px; align-items: center; }
.admin-actions form { margin: 0; }
.event-row { display: grid; grid-template-columns: 180px 140px 1fr auto; gap: 8px; margin-bottom: 8px; }
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card { width: min(420px, 100%); }
.filters { display: flex; gap: 8px; margin: 12px 0 16px; }
.filters input { flex: 1; padding: 10px 12px; border: 1px solid var(--line); }

@media (max-width: 860px) {
    .nav-toggle { display: inline-flex; }
    .site-nav {
        display: none;
        position: absolute;
        top: 74px;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        background: var(--sea-2);
        padding: 8px 20px 16px;
    }
    .site-nav.open { display: flex; }
    .site-nav a { padding: 10px 0; }
    .header-phone { display: none; }
    .hero, .split, .news-grid, .prose-layout, .contact-grid, .footer-grid, .facts, .steps { grid-template-columns: 1fr; }
    .service-row, .news-line, .event-row { grid-template-columns: 1fr; }
    .cta, .row-head, .footer-base, .result-head { flex-direction: column; align-items: flex-start; }
    .track-row { flex-direction: column; }
    .hero { padding-top: 36px; }
}