/* =========================================================
   ORION DOSSIER — 世界杯官网 · 国际赛事官方合作服务商
   Theme: Official dossier / letterhead archive
   Palette: cream paper + forest ink + brass + charcoal
   ========================================================= */
* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
    --paper: #faf8f3;
    --paper-2: #f0ebe0;
    --ink: #0d3b2c;
    --ink-2: #1a5240;
    --ink-3: #2d6b55;
    --brass: #c9a227;
    --brass-2: #a8861c;
    --charcoal: #2a2a2a;
    --muted: #5c6b63;
    --line: #d8d0c2;
    --line-2: #c4b9a6;
    --stamp: #8b1e1e;
    --radius: 6px;
}
html, body { background: var(--paper); color: var(--charcoal); }
body {
    font-family: "Source Sans 3", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
    font-size: 16px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s; }
a:hover { color: var(--ink-3); }

.serif {
    font-family: "Merriweather", "Source Serif 4", "Noto Serif SC", "Songti SC", Georgia, serif;
}
.mono {
    font-family: "IBM Plex Mono", "Consolas", "Courier New", monospace;
    font-size: 0.92em;
    letter-spacing: .04em;
}

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 28px; }
@media (max-width: 720px) { .wrap { padding: 0 18px; } }

/* ----- Letterhead strip ----- */
.letterhead {
    background: var(--ink);
    color: var(--paper);
    border-bottom: 4px solid var(--brass);
}
.letterhead .inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    padding: 10px 0;
    font-family: "IBM Plex Mono", monospace;
    font-size: 11px;
    letter-spacing: .18em;
    text-transform: uppercase;
}
.letterhead .inner span { opacity: .9; }
.letterhead .inner b { color: var(--brass); font-weight: 700; }

/* ----- Main header ----- */
.site-head {
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 40;
    box-shadow: 0 1px 0 rgba(13,59,44,.04);
}
.head-row {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    padding: 22px 0 0;
    flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 16px; }
.seal {
    width: 56px; height: 56px;
    border: 3px double var(--brass);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--stamp);
    font-family: "Merriweather", Georgia, serif;
    font-weight: 700;
    font-size: 13px;
    line-height: 1.15;
    text-align: center;
    flex-shrink: 0;
    background: var(--paper-2);
}
.brand-text h1 {
    font-family: "Merriweather", "Noto Serif SC", Georgia, serif;
    font-weight: 700;
    font-size: clamp(20px, 2.4vw, 26px);
    color: var(--ink);
    letter-spacing: .02em;
    line-height: 1.2;
}
.brand-text .sub {
    font-family: "IBM Plex Mono", monospace;
    font-size: 10.5px;
    color: var(--muted);
    letter-spacing: .28em;
    text-transform: uppercase;
    margin-top: 4px;
}

/* Folder tabs nav */
.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    margin-top: 18px;
    border-bottom: 1px solid var(--line);
}
.tabs a {
    display: inline-block;
    padding: 12px 18px 14px;
    font-size: 14px;
    font-weight: 600;
    color: var(--muted);
    border: 1px solid transparent;
    border-bottom: none;
    margin-bottom: -1px;
    border-radius: var(--radius) var(--radius) 0 0;
}
.tabs a:hover { color: var(--ink); background: var(--paper-2); }
.tabs a.on {
    color: var(--ink);
    background: var(--paper);
    border-color: var(--line);
    border-bottom-color: var(--paper);
}
.tabs .mob { display: none; }
@media (max-width: 900px) {
    .tabs {
        display: flex;
        flex-direction: column;
        border: none;
        margin-top: 12px;
        gap: 0;
    }
    .tabs a {
        border: 1px solid var(--line);
        border-radius: 0;
        margin-bottom: -1px;
        padding: 14px 16px;
    }
    .tabs .mob { display: none; }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 22px;
    font-size: 13.5px;
    font-weight: 600;
    border-radius: var(--radius);
    cursor: pointer;
    font-family: inherit;
    border: 2px solid var(--ink);
    transition: background .2s, color .2s;
}
.btn-forest { background: var(--ink); color: var(--paper); }
.btn-forest:hover { background: var(--ink-2); }
.btn-brass { background: var(--brass); color: var(--ink); border-color: var(--brass); }
.btn-brass:hover { background: var(--brass-2); border-color: var(--brass-2); }
.btn-line { background: transparent; color: var(--ink); }
.btn-line:hover { background: var(--paper-2); }

/* Hero */
.hero {
    padding: 48px 0 56px;
    border-bottom: 1px solid var(--line);
    background:
        linear-gradient(180deg, var(--paper-2) 0%, var(--paper) 45%);
}
.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 44px;
    align-items: start;
}
.hero-kicker {
    font-family: "IBM Plex Mono", monospace;
    font-size: 11.5px;
    letter-spacing: .28em;
    text-transform: uppercase;
    color: var(--brass-2);
    margin-bottom: 14px;
}
.hero-kicker::before {
    content: "◆";
    color: var(--stamp);
    margin-right: 10px;
    font-family: "Merriweather", serif;
}
.hero h2 {
    font-family: "Merriweather", "Noto Serif SC", Georgia, serif;
    font-weight: 700;
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.15;
    color: var(--ink);
    margin-bottom: 18px;
}
.hero h2 em { font-style: italic; color: var(--stamp); }
.hero .lead { color: var(--muted); font-size: 17px; max-width: 520px; margin-bottom: 22px; }
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-aside {
    border: 1px solid var(--line);
    background: #fff;
    padding: 22px 22px 20px;
    position: relative;
}
.hero-aside::before {
    content: "OFFICIAL NOTICE";
    position: absolute;
    top: 12px; right: 12px;
    font-family: "IBM Plex Mono", monospace;
    font-size: 9px;
    letter-spacing: .22em;
    color: var(--line-2);
}
.hero-aside h3 {
    font-family: "Merriweather", serif;
    font-size: 18px;
    color: var(--ink);
    margin-bottom: 10px;
    padding-right: 100px;
}
.hero-aside ul { list-style: none; margin-top: 8px; }
.hero-aside li {
    padding: 8px 0;
    border-bottom: 1px dashed var(--line);
    font-size: 14.5px;
    color: var(--charcoal);
    display: flex;
    justify-content: space-between;
    gap: 12px;
}
.hero-aside li:last-child { border-bottom: none; }
.hero-aside li span { color: var(--muted); font-family: "IBM Plex Mono", monospace; font-size: 12px; }
@media (max-width: 900px) {
    .hero-grid { grid-template-columns: 1fr; }
}

/* Section */
.s { padding: 52px 0; }
.s.alt { background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.s-head { margin-bottom: 28px; }
.s-head .lbl {
    font-family: "IBM Plex Mono", monospace;
    font-size: 11px;
    letter-spacing: .26em;
    text-transform: uppercase;
    color: var(--brass-2);
    margin-bottom: 10px;
}
.s-head h3 {
    font-family: "Merriweather", serif;
    font-weight: 700;
    font-size: clamp(22px, 2.6vw, 28px);
    color: var(--ink);
}
.s-head p { color: var(--muted); margin-top: 8px; max-width: 640px; }

/* 3-col cards */
.cards3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.card {
    border: 1px solid var(--line);
    background: #fff;
    padding: 24px 22px;
    position: relative;
    transition: box-shadow .2s, border-color .2s;
}
.card::after {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 4px;
    background: var(--brass);
    opacity: 0;
    transition: opacity .2s;
}
.card:hover { border-color: var(--ink-3); box-shadow: 0 12px 28px -16px rgba(13,59,44,.2); }
.card:hover::after { opacity: 1; }
.card .no {
    font-family: "IBM Plex Mono", monospace;
    font-size: 11px;
    color: var(--stamp);
    letter-spacing: .14em;
    margin-bottom: 10px;
}
.card h4 {
    font-family: "Merriweather", serif;
    font-size: 18px;
    color: var(--ink);
    margin-bottom: 8px;
}
.card p { font-size: 14.5px; color: var(--muted); }
@media (max-width: 880px) { .cards3 { grid-template-columns: 1fr; } }

/* Two column feature */
.split2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    align-items: start;
}
.split2 .pic {
    border: 1px solid var(--line);
    overflow: hidden;
    background: #fff;
}
.split2 .pic img { width: 100%; height: auto; aspect-ratio: 16/10; object-fit: cover; }
/* Standalone framed media (articles, list pages) */
.pic {
    border: 1px solid var(--line);
    overflow: hidden;
    background: #fff;
}
.pic img { width: 100%; height: auto; display: block; vertical-align: middle; }
.split2 .txt p { margin-bottom: 12px; color: var(--charcoal); }
.split2 .txt .sig {
    margin-top: 16px;
    font-family: "Merriweather", serif;
    font-style: italic;
    color: var(--ink);
    border-top: 2px solid var(--brass);
    display: inline-block;
    padding-top: 10px;
}
@media (max-width: 880px) { .split2 { grid-template-columns: 1fr; } }

/* List rows (news) */
.list { border: 1px solid var(--line); background: #fff; }
.list a.row {
    display: grid;
    grid-template-columns: 100px 1fr auto;
    gap: 16px;
    align-items: center;
    padding: 16px 18px;
    border-bottom: 1px solid var(--line);
}
.list a.row:last-child { border-bottom: none; }
.list a.row:hover { background: var(--paper-2); }
.list .date {
    font-family: "IBM Plex Mono", monospace;
    font-size: 12px;
    color: var(--muted);
    letter-spacing: .06em;
}
.list .tit { font-weight: 600; color: var(--ink); }
.list .tag {
    font-family: "IBM Plex Mono", monospace;
    font-size: 10px;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--brass-2);
    border: 1px solid var(--line);
    padding: 4px 8px;
    white-space: nowrap;
}
@media (max-width: 640px) {
    .list a.row { grid-template-columns: 1fr; align-items: start; }
}

/* Page hero inner */
.page-hero {
    padding: 40px 0 32px;
    border-bottom: 1px solid var(--line);
    background: var(--paper-2);
}
.page-hero .lbl {
    font-family: "IBM Plex Mono", monospace;
    font-size: 11px;
    letter-spacing: .26em;
    text-transform: uppercase;
    color: var(--brass-2);
}
.page-hero h2 {
    font-family: "Merriweather", serif;
    font-weight: 700;
    font-size: clamp(28px, 3.6vw, 38px);
    color: var(--ink);
    margin-top: 12px;
}
.page-hero p { margin-top: 14px; color: var(--muted); max-width: 680px; }

.crumb {
    font-family: "IBM Plex Mono", monospace;
    font-size: 11px;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--muted);
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
}
.crumb a { color: var(--ink); font-weight: 700; }

/* Article body */
.article { padding: 40px 0 60px; }
.article-inner { max-width: 720px; margin: 0 auto; }
.article h2 {
    font-family: "Merriweather", serif;
    font-size: 26px;
    color: var(--ink);
    margin: 28px 0 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--brass);
}
.article h3 { font-size: 18px; color: var(--ink-2); margin: 20px 0 8px; }
.article p { margin-bottom: 14px; color: var(--charcoal); line-height: 1.9; }
.article ul, .article ol { margin: 8px 0 16px 22px; color: var(--charcoal); }
.article li { margin-bottom: 6px; }
.article blockquote {
    border-left: 4px solid var(--ink);
    padding: 12px 18px;
    margin: 18px 0;
    background: var(--paper-2);
    font-family: "Merriweather", serif;
    font-style: italic;
    color: var(--ink-2);
}
.article table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
    font-size: 14.5px;
    border: 1px solid var(--line);
}
.article th, .article td {
    border: 1px solid var(--line);
    padding: 10px 12px;
    text-align: left;
}
.article th { background: var(--paper-2); font-weight: 600; color: var(--ink); }

/* Contact */
.grid2 {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 28px;
    padding: 40px 0 56px;
}
.box {
    border: 1px solid var(--line);
    background: #fff;
    padding: 28px 26px;
}
.box h3 {
    font-family: "Merriweather", serif;
    font-size: 22px;
    color: var(--ink);
    margin-bottom: 18px;
}
.fld { margin-bottom: 14px; }
.fld label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--muted);
    margin-bottom: 4px;
    letter-spacing: .06em;
}
.fld input, .fld select, .fld textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--line);
    font-family: inherit;
    font-size: 15px;
    background: var(--paper);
}
.fld input:focus, .fld textarea:focus {
    outline: 2px solid var(--brass);
    border-color: var(--brass);
}
@media (max-width: 800px) { .grid2 { grid-template-columns: 1fr; } }

/* Footer */
footer.bot {
    background: var(--ink);
    color: rgba(250,248,243,.85);
    padding: 44px 0 0;
    margin-top: 20px;
    border-top: 4px solid var(--brass);
}
.foot-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 28px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255,255,255,.12);
}
.foot-grid h4 {
    font-family: "IBM Plex Mono", monospace;
    font-size: 11px;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--brass);
    margin-bottom: 12px;
}
.foot-grid ul { list-style: none; }
.foot-grid li { padding: 4px 0; font-size: 14px; }
.foot-grid a:hover { color: var(--brass); }
.foot-grid p { font-size: 14px; line-height: 1.75; opacity: .9; }
.foot-bot {
    text-align: center;
    padding: 18px 0 22px;
    font-family: "IBM Plex Mono", monospace;
    font-size: 10.5px;
    letter-spacing: .14em;
    opacity: .65;
}
@media (max-width: 880px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .foot-grid { grid-template-columns: 1fr; } }