/* 主页样式：与 WorkStream 官网同一套色板，颜色只在变量里决定一次，明暗两套走 [data-theme]。 */

:root {
  --bg: #f6f6f3;
  --card: #ffffff;
  --ink: #15181c;
  --muted: #5c6570;
  --line: #e2e2dc;
  --signal: #0d7a6b;
  --signal-ink: #ffffff;
  --signal-soft: #ddf1ec;
  --amber: #a96400;
  --idle: #6b7480;
  --shadow: 0 1px 2px rgba(15, 20, 25, .05), 0 10px 30px rgba(15, 20, 25, .06);
  --radius: 14px;
  color-scheme: light;
}

html[data-theme="dark"] {
  --bg: #0f1214;
  --card: #171b1f;
  --ink: #e8ecec;
  --muted: #97a1ab;
  --line: #272d33;
  --signal: #4bd0b6;
  --signal-ink: #06231d;
  --signal-soft: #12352e;
  --amber: #e3a54a;
  --idle: #8b95a1;
  --shadow: 0 1px 2px rgba(0, 0, 0, .5), 0 12px 32px rgba(0, 0, 0, .35);
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.7 ui-sans-serif, system-ui, "Segoe UI", "Microsoft YaHei", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

code { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-size: .92em; }

a { color: var(--signal); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { text-decoration: none; }

:focus-visible { outline: 2px solid var(--signal); outline-offset: 2px; }

.wrap { width: min(980px, calc(100% - 40px)); margin: 0 auto; }

/* ---------- 顶栏 ---------- */
header.bar {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.bar-in { display: flex; align-items: center; gap: 14px; height: 60px; }
.brand { display: flex; align-items: center; gap: 9px; font-weight: 700; letter-spacing: .2px; color: var(--ink); text-decoration: none; }
.brand .mark { width: 22px; height: 22px; border-radius: 6px; background: var(--signal); position: relative; flex: none; }
.brand .mark::after { content: ""; position: absolute; inset: 5px; border-radius: 50%; border: 2px solid var(--signal-ink); border-right-color: transparent; border-bottom-color: transparent; transform: rotate(-45deg); }
.bar nav { margin-left: auto; display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.bar nav a, .bar nav button {
  border: 0; background: none; color: var(--muted); font: inherit; cursor: pointer;
  padding: 7px 10px; border-radius: 9px; text-decoration: none; white-space: nowrap;
}
.bar nav a:hover, .bar nav button:hover { color: var(--ink); background: var(--card); }
.bar nav a[aria-current="page"] { color: var(--ink); font-weight: 600; }
.bar .lang { font-weight: 600; color: var(--ink); }
.bar .ghost { border: 1px solid var(--line); }

/* ---------- 首屏 ---------- */
.hero { padding: 64px 0 40px; }
.hero h1 { font-size: clamp(30px, 5.4vw, 50px); line-height: 1.16; margin: 0 0 14px; letter-spacing: -.5px; }
.hero h1 em { font-style: normal; color: var(--signal); }
.hero .sub { font-size: clamp(15px, 1.9vw, 18px); color: var(--muted); max-width: 72ch; margin: 0 0 22px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 26px; padding: 0; list-style: none; }
.tags li { border: 1px solid var(--line); background: var(--card); color: var(--muted); border-radius: 999px; padding: 4px 12px; font-size: 13px; }
.cta { display: flex; flex-wrap: wrap; gap: 10px; }
.btn {
  display: inline-flex; align-items: center; gap: 7px; text-decoration: none;
  border-radius: 11px; padding: 11px 17px; font-weight: 600; border: 1px solid var(--line);
  background: var(--card); color: var(--ink);
}
.btn.primary { background: var(--signal); color: var(--signal-ink); border-color: var(--signal); }
.btn:hover { box-shadow: var(--shadow); }
.btn small { font-weight: 400; opacity: .78; }

/* ---------- 区块 ---------- */
section { padding: 44px 0; border-top: 1px solid var(--line); scroll-margin-top: 74px; }
.hero { border-top: 0; }
section > .wrap > h2 { font-size: clamp(22px, 3vw, 29px); margin: 0 0 6px; letter-spacing: -.3px; }
section > .wrap > .lede { color: var(--muted); margin: 0 0 28px; max-width: 78ch; }

/* 战线：一条一段，状态徽标贴右，未开工的不配图 */
.front { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); padding: 18px 19px; margin-bottom: 14px; box-shadow: var(--shadow); }
.front > header { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.front h3 { font-size: 18px; margin: 0; }
.front h3 .name { color: var(--muted); font-weight: 500; font-size: 14px; }
.front > header .state { margin-left: auto; }
.front p { margin: 10px 0 0; color: var(--muted); max-width: 88ch; }
.front .facts { list-style: none; margin: 12px 0 14px; padding: 0; }
.front .facts li { padding-left: 17px; position: relative; color: var(--muted); font-size: 14px; }
.front .facts li::before { content: ""; position: absolute; left: 2px; top: 9px; width: 6px; height: 6px; border-radius: 50%; background: var(--signal); }
.doclink { display: inline-flex; align-items: baseline; gap: 6px; font-weight: 600; margin-top: 2px; }
.doclink span { font-weight: 400; color: var(--muted); font-size: 13px; }

/* 状态只有两档，配色也只给这两档：已落地用信号色，未开工用中性色，不用第三色暗示中间状态。 */
.state {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .04em;
  border-radius: 999px; padding: 3px 11px; white-space: nowrap;
}
.state.live { background: var(--signal-soft); color: var(--signal); }
.state.idle { background: transparent; color: var(--idle); border: 1px solid var(--line); }
.state.sm { font-size: 11.5px; padding: 2px 9px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); padding: 16px 17px; }
.card h3 { font-size: 15.5px; margin: 0 0 6px; }
.card p { margin: 0; font-size: 13.5px; color: var(--muted); }

table.status { width: 100%; border-collapse: collapse; font-size: 14px; }
table.status th, table.status td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.status th { color: var(--muted); font-weight: 600; font-size: 12.5px; text-transform: uppercase; letter-spacing: .06em; }
table.status td:first-child { font-weight: 600; }
table.status td:last-child { color: var(--muted); }

.note { border-left: 3px solid var(--amber); background: var(--card); padding: 11px 14px; color: var(--muted); font-size: 13.5px; border-radius: 0 10px 10px 0; margin: 20px 0 0; }

footer { border-top: 1px solid var(--line); padding: 26px 0 38px; color: var(--muted); font-size: 13.5px; }
footer .foot { display: flex; flex-wrap: wrap; gap: 10px 22px; align-items: baseline; }
footer a { color: var(--muted); }
footer .sig { margin-left: auto; font-variant-numeric: tabular-nums; }

@media (max-width: 900px) {
  .hero { padding-top: 42px; }
}
@media (max-width: 560px) {
  .wrap { width: calc(100% - 28px); }
  .bar-in { flex-direction: column; align-items: flex-start; gap: 8px; padding: 10px 0; }
  .bar nav { margin-left: 0; width: 100%; }
  /* 顶栏在窄容器里折成两行、不再吸顶：sticky 会把折出来的高度压在内容上，锚点跳过去正好被盖住。 */
  header.bar { position: static; }
  section { padding: 32px 0; scroll-margin-top: 12px; }
  .btn { width: 100%; justify-content: center; }
  .front > header { align-items: flex-start; }
  .front > header .state { margin-left: 0; }
  /* 主链接和它的说明并排时，380px 里链接会被挤成三行、说明飘到右边空档；改成上下两行。 */
  .doclink { flex-direction: column; align-items: flex-start; gap: 2px; }
  table.status, table.status tbody, table.status tr, table.status td { display: block; }
  table.status thead { display: none; }
  table.status tr { border-bottom: 1px solid var(--line); padding: 12px 0; }
  table.status td { border: 0; padding: 3px 0; }
  table.status td::before { content: attr(data-label); display: block; color: var(--muted); font-size: 11px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
  table.status td:not([data-label])::before { content: none; }
  footer .sig { margin-left: 0; }
}