/* ============================================================
 * style.css · Deadline Engine
 * 无外部字体/图标/框架（系统字体栈）；响应式 320–1440px；触控目标 ≥44px
 * ============================================================ */

:root {
  --ink: #14181f;
  --muted: #4b5566;
  --line: #dfe3ec;
  --bg: #f5f7fb;
  --card: #ffffff;
  --accent: #1c3f8f;
  --accent-ink: #ffffff;
  --over: #a1121b;
  --over-bg: #fdeaea;
  --crit: #9a4a06;
  --crit-bg: #fdf0e2;
  --warn: #7a5b00;
  --warn-bg: #fdf8e3;
  --ok: #1b4bc4;
  --ok-bg: #e9effd;
  --far: #4b5566;
  --far-bg: #eef1f6;
  --done: #14653a;
  --done-bg: #e7f5ec;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 8px 24px rgba(16, 24, 40, .05);
}

* { box-sizing: border-box; }

/* 粘性头部会盖住锚点目标：给所有可跳转区块留出头部高度 */
:root { --hdr-h: 0px; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--hdr-h) + 12px); }
[id] { scroll-margin-top: calc(var(--hdr-h) + 12px); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  overflow-x: hidden;
}

img, svg, table { max-width: 100%; }

a { color: var(--accent); }

h1 { font-size: clamp(1.6rem, 4.6vw, 2.4rem); line-height: 1.2; margin: 0 0 12px; }
h2 { font-size: clamp(1.25rem, 3.4vw, 1.6rem); line-height: 1.25; margin: 0 0 8px; }
h3 { font-size: 1.05rem; margin: 0 0 6px; }
h3.h3-sub { margin-top: 18px; }
p { margin: 0 0 10px; }

.wrap { width: 100%; max-width: 1040px; margin: 0 auto; padding: 0 16px; }

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent); color: var(--accent-ink);
  padding: 12px 16px; z-index: 50; border-radius: 0 0 10px 0;
}
.skip:focus { left: 0; }

/* ---------- header ---------- */
#hdr { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.hdr-in { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding-top: 10px; padding-bottom: 10px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); margin-right: auto; min-height: 44px; }
.brand-mark { font-size: 1.4rem; line-height: 1; }
.brand-txt { display: flex; flex-direction: column; }
.brand-txt strong { font-size: 1.02rem; }
.brand-txt small { color: var(--muted); font-size: .78rem; }
.nav { display: flex; flex-wrap: wrap; gap: 2px; }
.nav a {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 10px;
  text-decoration: none; color: var(--ink); border-radius: 8px; font-size: .93rem;
}
.nav a:hover { background: var(--far-bg); }
.langs { display: flex; gap: 4px; }
.lang-btn {
  min-height: 44px; min-width: 44px; padding: 0 10px; cursor: pointer;
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
  border-radius: 8px; font: inherit; font-size: .9rem;
}
.lang-btn.is-on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }

/* ---------- hero ---------- */
#hero { padding: 28px 0 6px; }
.lead { font-size: 1.03rem; color: #2c3543; max-width: 62ch; }
.points { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 10px; }
.points li { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; display: flex; flex-direction: column; gap: 2px; }
.points span { color: var(--muted); font-size: .92rem; }

/* ---------- notice ---------- */
#disc { padding: 12px 0 4px; }
.notice { background: #fff8e6; border: 1px solid #f0d9a0; border-left: 5px solid #d9a300; border-radius: var(--radius); padding: 12px 14px; }
.notice-badge { display: inline-block; margin-bottom: 6px; }
.notice p { margin: 0; font-size: .93rem; color: #4a3a05; }

/* ---------- cards & forms ---------- */
section.card, .card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; box-shadow: var(--shadow); margin: 18px 0;
}
.card.sub { box-shadow: none; margin: 10px 0; padding: 14px; }
.card.sub.is-open { border-color: var(--accent); }
.card-head { display: flex; flex-wrap: wrap; gap: 8px; align-items: baseline; justify-content: space-between; }
.count { color: var(--muted); font-size: .86rem; }
.hint { color: var(--muted); font-size: .9rem; }
.sub { display: block; color: var(--muted); font-size: .82rem; margin-top: 4px; }

.grid2, .grid3 { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 720px) {
  .grid2 { grid-template-columns: 1fr 1fr; }
  .grid3 { grid-template-columns: repeat(2, 1fr); }
  .points { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 960px) { .grid3 { grid-template-columns: repeat(4, 1fr); } }

.field { display: block; }
.field > span { display: block; font-size: .86rem; color: var(--muted); margin-bottom: 5px; }
.field.check { display: flex; align-items: center; gap: 8px; min-height: 44px; }
.field.check input { width: 20px; height: 20px; }
.field.check > span { margin: 0; color: var(--ink); font-size: .95rem; }

input[type="text"], input[type="number"], input[type="date"], select, textarea {
  width: 100%; min-height: 44px; padding: 9px 11px; font: inherit;
  border: 1px solid var(--line); border-radius: 10px; background: var(--card); color: var(--ink);
}
textarea { min-height: 110px; resize: vertical; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: .9rem; }
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible, a:focus-visible {
  outline: 3px solid #0b63d6; outline-offset: 2px;
}

.row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; align-items: center; }

button.btn, .btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 10px 16px; border-radius: 10px; cursor: pointer;
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
  font: inherit; text-decoration: none;
}
button.btn:hover, .btn:hover { filter: brightness(.97); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
.btn.small { min-height: 44px; padding: 8px 12px; font-size: .88rem; }
.btn.danger { border-color: #e8c2c6; color: var(--over); }
.btn:disabled { opacity: .55; cursor: default; }

.file-label { position: relative; overflow: hidden; }
.file { position: absolute; left: -9999px; width: 1px; height: 1px; }

.msg { min-height: 22px; font-size: .9rem; margin: 10px 0 0; }
.msg.ok { color: var(--done); }
.msg.err { color: var(--over); }
.msg.warn { color: var(--warn); }

/* ---------- result ---------- */
.result { margin-top: 16px; border-top: 1px solid var(--line); padding-top: 14px; }
.res-head { display: grid; gap: 10px; grid-template-columns: 1fr; background: var(--far-bg); border-radius: 10px; padding: 12px; }
@media (min-width: 720px) { .res-head { grid-template-columns: repeat(3, 1fr); } }
.res-label { display: block; font-size: .8rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.res-date { font-size: 1.5rem; }
.res-meta, .m-meta { display: grid; gap: 8px 14px; grid-template-columns: 1fr; margin: 12px 0 0; }
@media (min-width: 600px) { .res-meta, .m-meta { grid-template-columns: 1fr 1fr; } }
.res-meta dt, .m-meta dt { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
.res-meta dd, .m-meta dd { margin: 2px 0 0; overflow-wrap: anywhere; }
.steps { margin: 8px 0 0; padding-left: 20px; }
.steps li { margin: 5px 0; overflow-wrap: anywhere; }
.steps .step-final { font-weight: 700; }

.quick-out { margin: 12px 0 0; font-weight: 600; min-height: 24px; }

/* ---------- rules list ---------- */
.list { margin-top: 12px; }
.badges { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: .78rem; background: var(--far-bg); color: var(--far); border: 1px solid var(--line); }
.tag-sample { background: #fff3d6; color: #6b4a00; border-color: #e8cf94; }
.tag-over { background: var(--over-bg); color: var(--over); }
.tag-crit { background: var(--crit-bg); color: var(--crit); }
.tag-warn { background: var(--warn-bg); color: var(--warn); }
.tag-ok { background: var(--ok-bg); color: var(--ok); }
.tag-far { background: var(--far-bg); color: var(--far); }
.tag-done { background: var(--done-bg); color: var(--done); }

.band-text-over { color: var(--over); }
.band-text-crit { color: var(--crit); }
.band-text-warn { color: var(--warn); }
.band-text-ok { color: var(--ok); }
.band-text-far { color: var(--far); }
.band-text-done { color: var(--done); }

.form.subform { margin-top: 12px; background: #fbfcfe; }
.form.subform.is-new { margin-top: 14px; border-color: var(--accent); }

pre.dates { background: var(--far-bg); border-radius: 8px; padding: 10px; margin: 10px 0 0; font-size: .84rem; white-space: pre-wrap; overflow-wrap: anywhere; }

/* ---------- board ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.chip {
  min-height: 44px; padding: 8px 14px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--line); background: var(--card); color: var(--ink); font: inherit; font-size: .88rem;
}
.chip.is-on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
.board { display: grid; gap: 12px; }
.matter { border: 1px solid var(--line); border-left: 6px solid var(--far); border-radius: var(--radius); padding: 14px; background: var(--card); }
.matter.band-over { border-left-color: var(--over); background: var(--over-bg); }
.matter.band-crit { border-left-color: var(--crit); background: var(--crit-bg); }
.matter.band-warn { border-left-color: #c9a227; background: var(--warn-bg); }
.matter.band-ok { border-left-color: var(--ok); background: var(--ok-bg); }
.matter.band-done { border-left-color: var(--done); background: var(--done-bg); }
.m-head { display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between; align-items: baseline; }
.m-name { margin: 0; overflow-wrap: anywhere; }
.m-dl { font-weight: 700; font-size: 1.05rem; }
.m-src { color: var(--muted); font-size: .84rem; margin: 10px 0 0; overflow-wrap: anywhere; }
.m-steps { margin-top: 10px; border-top: 1px dashed var(--line); padding-top: 8px; }
.empty { border: 1px dashed var(--line); border-radius: var(--radius); padding: 18px; text-align: center; }
.empty p { color: var(--muted); }

ul.plain { padding-left: 20px; }
ul.plain li { margin: 6px 0; }

/* ---------- footer ---------- */
#ftr { border-top: 1px solid var(--line); margin-top: 28px; background: var(--card); }
.ftr-in { padding: 18px 16px; color: var(--muted); font-size: .88rem; }
.ftr-in p { margin: 0 0 4px; }

[hidden] { display: none !important; }

/* ---------- print ---------- */
.print-only { display: none; }

@media print {
  body { background: #fff; }
  body > *:not(#print-root) { display: none !important; }
  #print-root { display: block !important; }
  .print-only { display: block; }
  #print-root h2 { font-size: 16pt; margin: 0 0 4px; }
  .p-meta { font-size: 8pt; color: #444; margin: 0 0 8px; }
  .p-table { width: 100%; border-collapse: collapse; font-size: 8.5pt; }
  .p-table th, .p-table td { border: 1px solid #999; padding: 3px 5px; text-align: left; vertical-align: top; }
  .p-table th { background: #eee; }
  .p-table tr.p-sample td { font-style: italic; }
  .p-foot { font-size: 7.5pt; color: #333; margin-top: 8px; }
}

/* ---------- dark mode ---------- */
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eef2f8;
    --muted: #b9c3d4;
    --line: #2c3543;
    --bg: #0f141c;
    --card: #171d27;
    --accent: #8fb4ff;
    --accent-ink: #0c1220;
    --over: #ff9aa2;
    --over-bg: #2a1a1d;
    --crit: #ffbd80;
    --crit-bg: #2a2118;
    --warn: #f0d98a;
    --warn-bg: #292514;
    --ok: #9dc0ff;
    --ok-bg: #17202f;
    --far: #b9c3d4;
    --far-bg: #1b222e;
    --done: #7fd6a1;
    --done-bg: #16241b;
  }
  .lead { color: #dbe3ef; }
  .notice { background: #2a2413; border-color: #5c4a15; border-left-color: #d9a300; }
  .notice p { color: #f2e2b5; }
  .tag-sample { background: #33290f; color: #f2d99b; border-color: #5c4a15; }
  .form.subform { background: #131924; }
  input[type="text"], input[type="number"], input[type="date"], select, textarea, button.btn, .btn, .chip, .lang-btn { background: var(--card); color: var(--ink); border-color: var(--line); }
  .btn.primary, .chip.is-on, .lang-btn.is-on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
  .brand-txt small { color: var(--muted); }
}