/* ============================================================
 * study-abroad-timeline-calc.css —— 留学申请截止倒推与材料排期计算器
 * 视觉主题：留学档案馆（墨绿 + 象牙纸 + 铜金 + 邮戳蓝）
 * ============================================================ */

.neo.sbt {
    --sbt-green: #1d4034;
    --sbt-green-2: #2c5b49;
    --sbt-ivory: #f7f2e6;
    --sbt-ivory-2: #fdfaf1;
    --sbt-gold: #a9853c;
    --sbt-blue: #2b4c7e;
    --sbt-red: #a63c30;
    --sbt-ink: #23302a;
    --sbt-ink-soft: #55655c;
    --sbt-ink-faint: #93a49a;
    --sbt-line: rgba(29, 64, 52, 0.16);

    --neo-accent: #1d4034;
    --neo-accent-2: #a9853c;
    --neo-grad: linear-gradient(135deg, #14332a 0%, #1d4034 48%, #3d6a56 100%);
    --neo-bg: #f1ece0;
    --neo-surface: rgba(253, 250, 241, 0.94);
    --neo-surface-solid: #fdfaf1;
    --neo-card-bd: rgba(29, 64, 52, 0.16);
    --neo-text: #23302a;
    --neo-text-soft: #55655c;
    --neo-text-faint: #93a49a;
    --neo-shadow: 0 12px 28px -16px rgba(20, 51, 42, 0.32);
    --neo-shadow-lg: 0 26px 56px -26px rgba(20, 51, 42, 0.42);
}

[data-theme="dark"] .neo.sbt {
    --sbt-green: #16261f;
    --sbt-green-2: #1e362b;
    --sbt-ivory: #17211c;
    --sbt-ivory-2: #1d2922;
    --sbt-gold: #d3ac5e;
    --sbt-blue: #7ea2d8;
    --sbt-red: #e8786a;
    --sbt-ink: #e9efe9;
    --sbt-ink-soft: #b3c2b7;
    --sbt-ink-faint: #7c8c80;
    --sbt-line: rgba(211, 172, 94, 0.18);

    --neo-bg: #0e1511;
    --neo-surface: rgba(29, 41, 34, 0.9);
    --neo-surface-solid: #17211c;
    --neo-card-bd: rgba(211, 172, 94, 0.16);
    --neo-text: #e9efe9;
    --neo-text-soft: #b3c2b7;
    --neo-text-faint: #7c8c80;
    --neo-shadow: 0 14px 34px -16px rgba(0, 0, 0, 0.7);
    --neo-shadow-lg: 0 28px 60px -26px rgba(0, 0, 0, 0.8);
}

/* ---------- 首屏 ---------- */
.neo.sbt .sbt-hero {
    background:
        repeating-linear-gradient(90deg, rgba(255, 255, 255, .035) 0 1px, transparent 1px 30px),
        radial-gradient(circle at 86% 22%, rgba(169, 133, 60, .34), transparent 40%),
        linear-gradient(135deg, #14332a 0%, #1d4034 50%, #3d6a56 100%);
    padding: 30px 32px 26px;
    border-bottom: 3px double rgba(211, 172, 94, .5);
}
.neo.sbt .sbt-hero h1 {
    font-family: Georgia, "Songti SC", serif;
    font-size: 25px; font-style: normal; letter-spacing: .5px;
}
.neo.sbt .sbt-hero p { max-width: 760px; font-size: 14.5px; line-height: 1.9; }
.neo.sbt .sbt-hero b { color: #f0d9a4; }
.neo.sbt .sbt-hero-acts { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.neo.sbt .sbt-kpis { display: flex; gap: 26px; flex-wrap: wrap; margin-top: 14px; }
.neo.sbt .sbt-kpis div { font-size: 12px; color: rgba(255, 255, 255, .78); }
.neo.sbt .sbt-kpis b { display: block; font-size: 21px; color: #fff; font-family: Georgia, serif; white-space: nowrap; }
.neo.sbt .sbt-postmark {
    position: absolute; right: 26px; top: 22px; width: 128px; height: 128px; z-index: 2;
    opacity: .85; color: #e8cf95;
}
.neo.sbt .sbt-postmark circle, .neo.sbt .sbt-postmark path, .neo.sbt .sbt-postmark line { vector-effect: non-scaling-stroke; }

/* ---------- 布局 ---------- */
.neo.sbt .sbt-layout {
    display: grid;
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
}
.neo.sbt .sbt-col { min-width: 0; }

/* ---------- 表格（档案卡） ---------- */
.neo.sbt .sbt-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.neo.sbt .sbt-table th, .neo.sbt .sbt-table td {
    padding: 10px 10px; border-bottom: 1px solid var(--sbt-line); text-align: left; vertical-align: middle;
}
.neo.sbt .sbt-table th {
    font-size: 11.5px; color: var(--sbt-ink-faint); font-weight: 700;
    letter-spacing: .5px; border-bottom: 1.5px solid var(--sbt-gold);
}
.neo.sbt .sbt-table tr.is-done td { opacity: .62; }
.neo.sbt .sbt-table tr.is-done .sbt-mn > b, .neo.sbt .sbt-table tr.is-done .sbt-mn { text-decoration: line-through; }
.neo.sbt .sbt-table tr.is-late td { background: color-mix(in srgb, var(--sbt-red) 8%, transparent); }
.neo.sbt .sbt-check { display: flex; gap: 9px; align-items: flex-start; cursor: pointer; }
.neo.sbt .sbt-check input { accent-color: var(--sbt-green); width: 15px; height: 15px; margin-top: 3px; cursor: pointer; }
.neo.sbt .sbt-mn { font-size: 13.5px; color: var(--sbt-ink); font-weight: 600; }
.neo.sbt .sbt-mn small { display: block; font-size: 11.5px; color: var(--sbt-ink-faint); font-weight: 400; margin-top: 2px; line-height: 1.6; }
.neo.sbt .sbt-late { color: var(--sbt-red); font-weight: 700; }
.neo.sbt .sbt-tag {
    display: inline-block; font-size: 11px; padding: 2px 9px; border-radius: 999px;
    border: 1px solid var(--sbt-line); color: var(--sbt-ink-soft);
}
.neo.sbt .sbt-tag.t-语言 { background: color-mix(in srgb, var(--sbt-blue) 14%, transparent); color: var(--sbt-blue); }
.neo.sbt .sbt-tag.t-文书 { background: color-mix(in srgb, var(--sbt-green) 14%, transparent); color: var(--sbt-green); }
.neo.sbt .sbt-tag.t-推荐信 { background: color-mix(in srgb, var(--sbt-gold) 18%, transparent); color: #8a6a25; }
.neo.sbt .sbt-tag.t-网申 { background: color-mix(in srgb, var(--sbt-blue) 14%, transparent); color: var(--sbt-blue); }
.neo.sbt .sbt-tag.t-选校 { background: color-mix(in srgb, var(--sbt-green) 12%, transparent); color: var(--sbt-green); }
.neo.sbt .sbt-tag.t-录取 { background: color-mix(in srgb, var(--sbt-gold) 16%, transparent); color: #8a6a25; }
.neo.sbt .sbt-tag.t-面试 { background: color-mix(in srgb, var(--sbt-red) 12%, transparent); color: var(--sbt-red); }
.neo.sbt .sbt-tag.t-行前 { background: color-mix(in srgb, var(--sbt-ink) 10%, transparent); color: var(--sbt-ink-soft); }
.neo.sbt .sbt-del {
    border: 1px solid var(--sbt-line); background: transparent; color: var(--sbt-ink-faint);
    border-radius: 8px; cursor: pointer; font-size: 12px; padding: 2px 8px; font-family: inherit;
}
.neo.sbt .sbt-del:hover { border-color: var(--sbt-red); color: var(--sbt-red); }

/* ---------- 甘特 ---------- */
.neo.sbt .sbt-gantt { position: relative; padding-top: 22px; }
.neo.sbt .sbt-axis { position: relative; height: 18px; margin: 0 0 8px 54px; }
.neo.sbt .sbt-tick {
    position: absolute; top: 0; transform: translateX(-50%);
    font-size: 11px; color: var(--sbt-ink-faint); white-space: nowrap;
}
.neo.sbt .sbt-grow { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.neo.sbt .sbt-grow-k {
    width: 44px; flex: none; font-size: 11.5px; color: var(--sbt-ink-soft); text-align: right;
}
.neo.sbt .sbt-grow-t { position: relative; flex: 1; height: 8px; background: color-mix(in srgb, var(--sbt-ink) 7%, transparent); border-radius: 999px; }
.neo.sbt .sbt-grow-t i { position: absolute; top: -3px; height: 14px; border-radius: 4px; display: block; }
.neo.sbt .sbt-grow-t i.g-todo { background: var(--sbt-blue); }
.neo.sbt .sbt-grow-t i.g-done { background: var(--sbt-green); }
.neo.sbt .sbt-grow-t em {
    position: absolute; top: 10px; font-style: normal; font-size: 11px; color: var(--sbt-ink-soft);
    white-space: nowrap; transform: translateX(-50%);
}

/* ---------- 每周任务卡 ---------- */
.neo.sbt .sbt-weeks { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.neo.sbt .sbt-week {
    border: 1px solid var(--sbt-line); border-radius: 14px; padding: 12px 14px;
    background: var(--sbt-ivory-2);
    border-top: 3px solid var(--sbt-gold);
}
.neo.sbt .sbt-week.is-now { border-top-color: var(--sbt-blue); background: color-mix(in srgb, var(--sbt-blue) 7%, var(--sbt-ivory-2)); }
.neo.sbt .sbt-week.is-free { border-top-color: var(--sbt-line); opacity: .78; }
.neo.sbt .sbt-week-h { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.neo.sbt .sbt-week-h b { font-size: 14px; color: var(--sbt-ink); font-family: Georgia, "Songti SC", serif; }
.neo.sbt .sbt-week-h small { font-size: 11px; color: var(--sbt-ink-faint); }
.neo.sbt .sbt-week-n {
    margin-left: auto; font-size: 11px; color: var(--sbt-ink-soft);
    border: 1px solid var(--sbt-line); border-radius: 999px; padding: 1px 8px;
}
.neo.sbt .sbt-week-list { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 5px; }
.neo.sbt .sbt-week-list li {
    font-size: 12.5px; color: var(--sbt-ink-soft);
    display: flex; justify-content: space-between; gap: 8px;
    border-bottom: 1px dotted var(--sbt-line); padding-bottom: 4px;
}
.neo.sbt .sbt-week-list em { font-style: normal; font-size: 11px; color: var(--sbt-ink-faint); white-space: nowrap; }
.neo.sbt .sbt-week-free { font-size: 12px; color: var(--sbt-ink-faint); margin: 8px 0 0; line-height: 1.7; }

/* ---------- 开关 ---------- */
.neo.sbt .sbt-switch {
    display: flex; gap: 9px; align-items: center; cursor: pointer;
    font-size: 13px; color: var(--sbt-ink-soft); line-height: 1.6;
}
.neo.sbt .sbt-switch input { accent-color: var(--sbt-green); width: 15px; height: 15px; cursor: pointer; }

/* ---------- 提示 ---------- */
.neo.sbt .sbt-errs, .neo.sbt .sbt-warns {
    display: none; margin-bottom: 14px; padding: 10px 14px; border-radius: 12px;
    font-size: 13px; font-weight: 600; line-height: 1.75;
}
.neo.sbt .sbt-errs { background: color-mix(in srgb, var(--sbt-red) 12%, transparent); color: var(--sbt-red); }
.neo.sbt .sbt-warns { background: color-mix(in srgb, var(--sbt-gold) 18%, transparent); color: #8a6a25; }
.neo.sbt .sbt-errs.on, .neo.sbt .sbt-warns.on { display: block; }
.neo.sbt .sbt-empty { font-size: 13px; color: var(--sbt-ink-faint); line-height: 1.9; padding: 14px 2px; }

/* ---------- 底部通用 ---------- */
.neo.sbt .sbt-note-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.neo.sbt .sbt-note-table th, .neo.sbt .sbt-note-table td {
    padding: 11px 12px; border-bottom: 1px solid var(--neo-card-bd); text-align: left; vertical-align: top; line-height: 1.85;
}
.neo.sbt .sbt-note-table th {
    width: 132px; white-space: nowrap; color: var(--sbt-green); font-weight: 700;
    background: color-mix(in srgb, var(--sbt-green) 8%, transparent);
}
.neo.sbt .sbt-note-table td { color: var(--sbt-ink-soft); }
.neo.sbt .sbt-note-table b { color: var(--sbt-ink); }
.neo.sbt .neo-tab.active { color: var(--sbt-gold); }
.neo.sbt .neo-tab.active::after { background: var(--sbt-gold); }
.neo.sbt .neo-rel:hover { border-color: var(--sbt-gold); }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
    .neo.sbt .sbt-layout { grid-template-columns: 1fr; }
    .neo.sbt .sbt-postmark { display: none; }
}
@media (max-width: 560px) {
    .neo.sbt .sbt-hero { padding: 22px 18px; }
    .neo.sbt .sbt-hero h1 { font-size: 20px; }
    .neo.sbt .sbt-kpis { gap: 14px; }
    .neo.sbt .sbt-note-table th { width: 92px; }
}

/* ---------- 打印 ---------- */
.sbt-print { display: none; }

@media print {
    body * { visibility: hidden !important; }
    .sbt-print, .sbt-print * { visibility: visible !important; }
    .sbt-print { display: block; position: absolute; left: 0; top: 0; width: 100%; }
    .sbt-doc { color: #000; font-family: "Songti SC", "SimSun", serif; }
    .sbt-doc h1 { font-size: 20px; text-align: center; margin: 0 0 6px; }
    .sbt-doc-sub { text-align: center; font-size: 13px; margin: 0 0 14px; }
    .sbt-doc-table { width: 100%; border-collapse: collapse; font-size: 13px; }
    .sbt-doc-table th, .sbt-doc-table td { border: 1px solid #999; padding: 6px 7px; text-align: left; }
    .sbt-doc-list { font-size: 13.5px; line-height: 1.9; padding-left: 20px; }
    .sbt-doc-list ul { padding-left: 18px; }
}