/* ===========================================================
   项目案例页样式（配合 style.css 使用）
   =========================================================== */

.proj-hero { padding: 56px 0 48px; position: relative; overflow: hidden; }
.proj-hero::before {
  content: ""; position: absolute; inset: -40% 0 auto 0; height: 560px; z-index: -1;
  background:
    radial-gradient(42% 50% at 18% 30%, color-mix(in srgb, var(--brand) 20%, transparent), transparent 70%),
    radial-gradient(38% 46% at 82% 18%, color-mix(in srgb, var(--brand-2) 18%, transparent), transparent 70%);
}
.back { display: inline-block; margin-bottom: 22px; color: var(--fg-soft); font-size: 14px; }
.back:hover { color: var(--fg); }

.proj-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.badge {
  padding: 4px 11px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--card); color: var(--fg-soft); font-size: 13px;
}
.proj-hero h1 { margin: 0 0 8px; font-size: clamp(30px, 5.5vw, 52px); letter-spacing: -.03em; font-weight: 800; line-height: 1.15; }
.proj-hero h1 em { font-style: normal; color: var(--fg-soft); font-weight: 600; }
.proj-hero h1 .dot { color: var(--fg-soft); margin: 0 .18em; font-weight: 400; }
.proj-lede { max-width: 680px; margin: 16px 0 34px; color: var(--fg-soft); font-size: 17px; }

.proj-meta { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1px; margin: 0; padding: 0; list-style: none; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.proj-meta li { padding: 16px 18px; background: var(--card); }
.proj-meta span { display: block; margin-bottom: 4px; color: var(--fg-soft); font-size: 13px; }
.proj-meta b { font-size: 16px; font-weight: 700; letter-spacing: -.01em; }

/* ---------- 通用区块 ---------- */
.blk { padding: 60px 0; }
.blk-soft { background: var(--bg-soft); border-block: 1px solid var(--line); }
.blk h2 { margin: 0 0 10px; font-size: clamp(22px, 3.2vw, 30px); letter-spacing: -.02em; font-weight: 700; }
.blk .sub { margin: 0 0 32px; color: var(--fg-soft); }
.blk p { color: var(--fg-soft); }
.blk p strong, .blk li strong { color: var(--fg); font-weight: 600; }

.two-col { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

.panel { padding: 24px 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); box-shadow: var(--shadow); }
.panel h3 { margin: 0 0 14px; font-size: 17px; letter-spacing: -.01em; }
.panel ul { margin: 0; padding-left: 20px; color: var(--fg-soft); font-size: 15px; }
.panel li { margin-bottom: 8px; }
.panel li:last-child { margin-bottom: 0; }

/* ---------- 公式表 ---------- */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
table.tbl { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 540px; }
table.tbl th, table.tbl td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
table.tbl th { background: var(--bg-soft); color: var(--fg-soft); font-weight: 600; font-size: 13px; letter-spacing: .02em; white-space: nowrap; }
table.tbl tr:last-child td { border-bottom: 0; }
table.tbl code {
  padding: 2px 6px; border-radius: 6px; font-size: 13px;
  background: color-mix(in srgb, var(--brand) 10%, transparent); color: var(--brand);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* ---------- 单位图鉴 ---------- */
.faction-head { display: flex; align-items: baseline; gap: 12px; margin: 40px 0 20px; }
.faction-head:first-of-type { margin-top: 0; }
.faction-head h3 { margin: 0; font-size: 19px; letter-spacing: -.01em; }
.faction-head span { color: var(--fg-soft); font-size: 14px; }

.units { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(272px, 1fr)); }
.unit { padding: 18px; border: 1px solid var(--line); border-radius: 14px; background: var(--card); box-shadow: var(--shadow); transition: transform .18s ease, border-color .18s ease; }
.unit:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--brand) 40%, var(--line)); }
.unit-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; margin-bottom: 4px; }
.unit-name { font-size: 17px; font-weight: 700; letter-spacing: -.01em; }
.unit-role { margin: 0 0 12px; color: var(--fg-soft); font-size: 13.5px; }
.rank { flex: none; padding: 3px 9px; border-radius: 8px; font-size: 12px; font-weight: 800; letter-spacing: .02em; }
.r-ss  { background: #fee2e2; color: #b91c1c; }
.r-sp  { background: #fef3c7; color: #b45309; }
.r-s   { background: #ffedd5; color: #c2410c; }
.r-a   { background: #dbeafe; color: #1d4ed8; }
.r-b   { background: #e5e7eb; color: #4b5563; }
.r-x   { background: #ede9fe; color: #6d28d9; }
[data-theme="dark"] .r-ss { background: #451a1a; color: #fca5a5; }
[data-theme="dark"] .r-sp { background: #452a09; color: #fcd34d; }
[data-theme="dark"] .r-s  { background: #431f0c; color: #fdba74; }
[data-theme="dark"] .r-a  { background: #172554; color: #93c5fd; }
[data-theme="dark"] .r-b  { background: #27272a; color: #a1a1aa; }
[data-theme="dark"] .r-x  { background: #2e1065; color: #c4b5fd; }

.unit-stats { display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px; margin: 0 0 12px; padding: 10px 0; border-block: 1px solid var(--line); }
.unit-stats div { text-align: center; }
.unit-stats span { display: block; color: var(--fg-soft); font-size: 11px; letter-spacing: .02em; }
.unit-stats b { font-size: 14px; font-weight: 700; font-variant-numeric: tabular-nums; }

.traits { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 12px; }
.trait { padding: 2px 8px; border: 1px solid var(--line); border-radius: 999px; color: var(--fg-soft); font-size: 11.5px; }

.win { display: flex; align-items: center; gap: 10px; font-size: 12.5px; color: var(--fg-soft); }
.win-bar { flex: 1; height: 5px; border-radius: 3px; background: var(--line); overflow: hidden; }
.win-bar i { display: block; height: 100%; border-radius: 3px; background: linear-gradient(90deg, var(--brand), var(--brand-2)); }

/* ---------- 技术卡 ---------- */
.techs { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(288px, 1fr)); }
.tech { padding: 24px; border: 1px solid var(--line); border-left: 3px solid var(--brand); border-radius: 12px; background: var(--card); box-shadow: var(--shadow); }
.tech h3 { margin: 0 0 8px; font-size: 16px; }
.tech p { margin: 0; font-size: 14.5px; }

/* ---------- 版本时间线 ---------- */
.timeline { position: relative; margin: 0; padding: 0 0 0 26px; list-style: none; }
.timeline::before { content: ""; position: absolute; left: 6px; top: 8px; bottom: 8px; width: 2px; background: var(--line); }
.timeline li { position: relative; padding-bottom: 20px; }
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before { content: ""; position: absolute; left: -26px; top: 7px; width: 10px; height: 10px; border-radius: 50%; background: var(--card); border: 2px solid var(--brand); }
.timeline b { display: inline-block; margin-right: 10px; font-size: 15px; font-weight: 700; }
.timeline span { color: var(--fg-soft); font-size: 14.5px; }

/* ---------- 截图区 ---------- */
.shots { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.shots figure { margin: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--card); box-shadow: var(--shadow); }
.shots img { display: block; width: 100%; height: auto; }
.shots figcaption { padding: 12px 16px; color: var(--fg-soft); font-size: 13.5px; border-top: 1px solid var(--line); }

.note { margin-top: 24px; padding: 16px 20px; border: 1px dashed var(--line); border-radius: 12px; color: var(--fg-soft); font-size: 14px; }

@media (max-width: 640px) {
  .unit-stats { grid-template-columns: repeat(3, 1fr); gap: 10px 6px; }
  .blk { padding: 46px 0; }
}