/* 我和AI抢头条 · 报纸号外风格 · 移动端优先 */

:root {
  --paper: #f7f3e8;
  --paper-2: #fffdf6;
  --ink: #1a1714;
  --ink-2: #4a443c;
  --ink-3: #8a8175;
  --red: #b4342a;
  --red-soft: #d9614f;
  --gold: #a8873f;
  --line: #d8d0bd;
  --line-2: #1a1714;

  --font-serif: "Songti SC", "STSong", "SimSun", "Noto Serif CJK SC", "Source Han Serif SC", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", "Microsoft YaHei", sans-serif;

  --radius: 2px;
  --shadow: 0 1px 0 rgba(26, 23, 20, .08), 0 6px 20px rgba(26, 23, 20, .06);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  background: #e7e0cd;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.75;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  background-image:
    radial-gradient(circle at 20% 10%, rgba(255, 255, 255, .5), transparent 60%),
    radial-gradient(circle at 90% 80%, rgba(180, 52, 42, .05), transparent 55%);
}

.app, .page {
  max-width: 680px;
  margin: 0 auto;
  background: var(--paper);
  min-height: 100vh;
  box-shadow: 0 0 40px rgba(0, 0, 0, .12);
  position: relative;
  padding-bottom: 56px;
}

/* ---------- 报头 ---------- */
.masthead {
  border-bottom: 3px double var(--line-2);
  padding: 16px 16px 10px;
  text-align: center;
  position: relative;
  background: linear-gradient(180deg, #fffdf6, var(--paper));
}
.masthead::after {
  content: "";
  position: absolute;
  left: 16px; right: 16px; bottom: 3px;
  border-bottom: 1px solid var(--line-2);
}
.mast-org { font-family: var(--font-sans); font-size: 11px; letter-spacing: 3px; color: var(--ink-3); }
.mast-title {
  font-size: 34px;
  line-height: 1.15;
  margin: 6px 0 2px;
  font-weight: 700;
  letter-spacing: 2px;
  font-family: var(--font-serif);
}
.mast-sub {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 6px;
  color: var(--red);
  margin-bottom: 8px;
}
.mast-line {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--ink-3);
  font-family: var(--font-sans);
  border-top: 1px solid var(--line);
  padding-top: 6px;
  margin-top: 6px;
}

/* ---------- 步骤容器 ---------- */
.step { display: none; padding: 18px 16px 8px; }
.step.active { display: block; animation: rise .38s ease both; }
@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.lead-text {
  font-size: 15px;
  color: var(--ink-2);
  border-left: 3px solid var(--red);
  padding-left: 10px;
  margin: 0 0 14px;
}

/* ---------- 封面 ---------- */
.cover-hero {
  border: 1px solid var(--line-2);
  padding: 16px;
  background: var(--paper-2);
  margin-bottom: 14px;
}
.cover-hero h2 {
  font-size: 22px; margin: 0 0 8px; letter-spacing: 1px;
}
.cover-hero p { margin: 6px 0; font-size: 14px; color: var(--ink-2); }
.howto { list-style: none; padding: 0; margin: 12px 0 0; }
.howto li {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 8px 0; border-top: 1px dashed var(--line);
  font-size: 14px;
}
.howto li:first-child { border-top: none; }
.howto b {
  font-family: var(--font-sans); font-size: 12px;
  background: var(--ink); color: var(--paper);
  min-width: 22px; height: 22px; line-height: 22px;
  text-align: center; display: inline-block; flex: none;
}

/* ---------- 按钮 ---------- */
.btn {
  display: block; width: 100%;
  font-family: var(--font-sans);
  font-size: 15px; letter-spacing: 2px;
  padding: 13px 16px;
  border: 1px solid var(--line-2);
  background: var(--paper-2);
  color: var(--ink);
  cursor: pointer;
  margin: 10px 0;
  border-radius: var(--radius);
  transition: transform .12s ease, background .2s;
}
.btn:active { transform: scale(.985); }
.btn.primary { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn.primary:disabled { background: var(--ink-3); border-color: var(--ink-3); opacity: .7; }
.btn.danger { color: var(--red); border-color: var(--red); }
.btn.ghost { background: transparent; }
.btn.small { display: inline-block; width: auto; padding: 8px 14px; font-size: 13px; letter-spacing: 1px; }
.btn-row { display: flex; gap: 10px; }
.btn-row .btn { flex: 1; }

/* ---------- 表单 ---------- */
.field { margin: 14px 0; }
.field > label {
  display: block; font-family: var(--font-sans); font-size: 12px;
  letter-spacing: 2px; color: var(--ink-3); margin-bottom: 6px;
}
textarea, input[type="text"] {
  width: 100%;
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--ink);
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  line-height: 1.8;
  outline: none;
  resize: none;
}
textarea:focus, input[type="text"]:focus { border-color: var(--ink); box-shadow: 0 0 0 2px rgba(180, 52, 42, .12); }
.big-input { font-size: 20px; min-height: 96px; }
.counter { text-align: right; font-size: 12px; color: var(--ink-3); font-family: var(--font-sans); margin-top: 4px; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.chip {
  font-family: var(--font-sans); font-size: 13px;
  padding: 6px 12px; border: 1px solid var(--line-2);
  background: transparent; cursor: pointer; border-radius: 999px;
  color: var(--ink-2);
}
.chip.on { background: var(--red); color: #fff; border-color: var(--red); }
.chip.hint { border-style: dashed; }

.tip { font-size: 12px; color: var(--ink-3); font-family: var(--font-sans); margin-top: 8px; }

/* ---------- 印刷进度 ---------- */
.press { border: 1px solid var(--line-2); padding: 18px 16px; background: var(--paper-2); text-align: center; }
.press h3 { margin: 0 0 12px; font-size: 16px; letter-spacing: 4px; }
.press-bar { height: 6px; background: var(--line); overflow: hidden; }
.press-bar i { display: block; height: 100%; width: 0; background: var(--red); transition: width .3s ease; }
.press-label { font-family: var(--font-sans); font-size: 12px; color: var(--ink-3); margin-top: 8px; letter-spacing: 3px; }

/* ---------- 新闻卡片 ---------- */
.news-card {
  border: 1px solid var(--line-2);
  background: var(--paper-2);
  padding: 16px;
  box-shadow: var(--shadow);
}
.kicker-row {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  border-bottom: 1px solid var(--line); padding-bottom: 8px; margin-bottom: 10px;
}
.kicker { font-family: var(--font-sans); font-size: 11px; letter-spacing: 2px; color: var(--red); }
.section-tag { font-family: var(--font-sans); font-size: 11px; color: var(--ink-3); border: 1px solid var(--line); padding: 1px 6px; }
.source-badge {
  margin-left: auto; font-family: var(--font-sans); font-size: 11px;
  padding: 2px 8px; border-radius: 999px;
}
.source-badge.ok { background: rgba(180, 52, 42, .12); color: var(--red); }
.source-badge.local { background: rgba(138, 129, 117, .16); color: var(--ink-3); }

.news-title { font-size: 26px; line-height: 1.35; margin: 6px 0 10px; letter-spacing: 1px; }
.news-lead { font-size: 16px; color: var(--ink); font-weight: 700; margin: 0 0 12px; line-height: 1.8; }
.news-body p { text-indent: 2em; margin: 0 0 10px; font-size: 16px; line-height: 1.95; }

.photo-ph {
  border: 1px dashed var(--line-2);
  background: repeating-linear-gradient(45deg, #efe9da, #efe9da 8px, #f5f1e5 8px, #f5f1e5 16px);
  height: 150px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: var(--ink-3); gap: 4px;
}
.photo-ph.big { height: 200px; }
.photo-ph span { font-size: 15px; letter-spacing: 3px; color: var(--ink-2); }
.photo-ph em { font-size: 11px; font-style: normal; font-family: var(--font-sans); }
.photo-real { width: 100%; display: block; object-fit: cover; max-height: 260px; }
.caption { font-size: 12px; color: var(--ink-3); font-family: var(--font-sans); margin: 6px 0 0; }
.byline { text-align: right; font-size: 13px; color: var(--ink-2); margin: 12px 0 0; }

/* ---------- 编辑器 ---------- */
.editor { border: 1px solid var(--line-2); background: var(--paper-2); padding: 14px; }
.editor h3 { margin: 0 0 4px; font-size: 17px; letter-spacing: 1px; }
.editor .sub { font-size: 12px; color: var(--ink-3); font-family: var(--font-sans); margin: 0 0 12px; }
.editor label { display: block; font-family: var(--font-sans); font-size: 12px; color: var(--ink-3); margin: 12px 0 4px; letter-spacing: 1px; }
.editor .e-title { font-size: 22px; font-weight: 700; }
.editor textarea { min-height: 90px; }
.editor .e-body { min-height: 220px; }

/* ---------- 评分区 ---------- */
.score-box {
  border: 1px solid var(--line-2);
  background: var(--paper-2);
  padding: 14px;
  margin-top: 14px;
}
.score-head { display: flex; align-items: flex-end; gap: 10px; }
.score-num { font-size: 40px; line-height: 1; font-weight: 700; font-family: var(--font-sans); }
.score-vs { font-size: 12px; color: var(--ink-3); font-family: var(--font-sans); }
.score-delta { font-family: var(--font-sans); font-size: 18px; font-weight: 700; }
.score-delta.up { color: var(--red); }
.score-delta.down { color: #2f7d5d; }
.score-delta.flat { color: var(--ink-3); }
.bar-row { display: flex; align-items: center; gap: 8px; margin-top: 6px; }
.bar-name { font-family: var(--font-sans); font-size: 11px; color: var(--ink-3); width: 30px; flex: none; }
.bar-track { flex: 1; height: 6px; background: var(--line); display: block; }
.bar-track i { display: block; height: 100%; background: var(--ink); transition: width .3s ease; }
.badges { margin-top: 10px; display: flex; flex-wrap: wrap; gap: 6px; }
.badge {
  font-family: var(--font-sans); font-size: 11px;
  border: 1px solid var(--ink); padding: 2px 8px; border-radius: 999px;
}
.badge.new { background: var(--red); color: #fff; border-color: var(--red); }
.badge.muted { border-color: var(--line); color: var(--ink-3); }
.badge.mini { font-size: 10px; padding: 1px 6px; }
.verdict { font-size: 13px; color: var(--ink-2); margin: 10px 0 0; }

.diff-box { margin-top: 12px; border-top: 1px dashed var(--line); padding-top: 10px; }
.diff-box h4 { margin: 0 0 8px; font-size: 14px; }
.diff-block { margin-bottom: 10px; }
.diff-block h5 { margin: 0 0 4px; font-size: 12px; color: var(--ink-3); font-family: var(--font-sans); }
.diff-block ins { background: rgba(47, 125, 93, .18); text-decoration: none; }
.diff-tip { font-size: 11px; color: var(--ink-3); font-family: var(--font-sans); margin: 0; }

/* ---------- 成品报纸 ---------- */
.print-sheet {
  border: 1px solid var(--line-2);
  background: var(--paper-2);
  padding: 18px 16px;
  box-shadow: var(--shadow);
}
.sheet-head { border-bottom: 3px double var(--line-2); padding-bottom: 8px; }
.sheet-mast { font-size: 24px; letter-spacing: 4px; text-align: center; }
.sheet-meta {
  display: flex; justify-content: space-between;
  font-family: var(--font-sans); font-size: 10px; color: var(--ink-3);
  margin-top: 6px;
}
.sheet-kicker {
  font-family: var(--font-sans); font-size: 11px; letter-spacing: 2px;
  color: var(--red); text-align: center; margin: 12px 0 6px;
}
.sheet-title { font-size: 28px; line-height: 1.3; margin: 0 0 12px; text-align: center; letter-spacing: 1px; }
.sheet-lead { font-weight: 700; font-size: 16px; line-height: 1.8; margin: 0 0 14px; }
.sheet-body p { text-indent: 2em; line-height: 1.95; margin: 0 0 10px; }
.sheet-figure { margin: 14px 0; }
.sheet-figure img { width: 100%; display: block; }
.sheet-caption { font-family: var(--font-sans); font-size: 11px; color: var(--ink-3); margin: 6px 0 0; }
.sheet-foot { border-top: 1px solid var(--line); margin-top: 14px; padding-top: 10px; }
.sheet-byline { text-align: right; font-size: 13px; margin: 0; }
.sheet-stamp {
  text-align: center; font-family: var(--font-sans); font-size: 11px;
  letter-spacing: 4px; color: var(--red); margin: 10px 0 0;
  border: 1px solid var(--red); display: inline-block; padding: 4px 10px;
  transform: rotate(-2deg);
}

.final-score { display: flex; gap: 10px; margin: 14px 0 0; }
.fs-item {
  flex: 1; text-align: center; border: 1px solid var(--line);
  padding: 8px 4px; background: var(--paper-2);
}
.fs-item b { display: block; font-size: 24px; font-family: var(--font-sans); }
.fs-item span { font-family: var(--font-sans); font-size: 10px; color: var(--ink-3); }
.fs-item.up b { color: var(--red); }
.fs-badges { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 0; }

/* ---------- 分享 ---------- */
.share-box { border: 1px solid var(--line-2); background: var(--paper-2); padding: 14px; margin-top: 14px; }
.share-box h3 { margin: 0 0 8px; font-size: 16px; }
.share-link {
  font-family: var(--font-sans); font-size: 12px; word-break: break-all;
  background: #efe9da; padding: 10px; border: 1px dashed var(--line-2);
  max-height: 90px; overflow: auto;
}
.share-meta { font-family: var(--font-sans); font-size: 11px; color: var(--ink-3); margin: 6px 0 0; }
.qr-wrap { display: flex; gap: 12px; align-items: center; margin-top: 12px; }
.qr-img { border: 1px solid var(--line); background: #fff; padding: 4px; }
.qr-failed { display: none; }
.qr-tip { font-family: var(--font-sans); font-size: 12px; color: var(--ink-3); }

/* 地址自检：二维码装的是别人打不开的本机地址时告警 */
.site-warn {
  margin-top: 10px; padding: 10px 12px;
  border: 1px solid var(--red); background: #fdf1ee;
  font-family: var(--font-sans); font-size: 12px; line-height: 1.75; color: #7d2019;
}
.site-warn b { color: var(--red); }
.site-warn .sw-list { display: flex; flex-direction: column; gap: 6px; margin: 8px 0 0; }
.site-warn .sw-item {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: #fff; border: 1px solid var(--line-2); padding: 7px 10px; word-break: break-all;
}
.site-warn .sw-item span { font-size: 12px; }
.site-warn .sw-item .sw-pick {
  flex: none; font-family: var(--font-sans); font-size: 12px; padding: 5px 10px; cursor: pointer;
  border: 1px solid var(--ink); background: var(--ink); color: var(--paper);
}
.site-warn .sw-note { margin: 8px 0 0; font-size: 11px; color: #8a4038; }

/* ---------- 页脚与状态 ---------- */
.foot {
  position: sticky; bottom: 0;
  background: rgba(247, 243, 232, .95);
  border-top: 1px solid var(--line);
  padding: 8px 16px;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-sans); font-size: 11px; color: var(--ink-3);
  backdrop-filter: blur(4px);
}
.foot a { color: var(--ink-2); text-decoration: none; }
.server-status.on { color: var(--red); }
.server-status.off { color: var(--ink-3); }

.live-count { color: var(--red); font-weight: 700; }

.toast {
  position: fixed; left: 50%; bottom: 76px; transform: translateX(-50%) translateY(12px);
  background: var(--ink); color: var(--paper);
  font-family: var(--font-sans); font-size: 13px;
  padding: 10px 16px; border-radius: 2px;
  opacity: 0; pointer-events: none; transition: all .25s ease;
  z-index: 99; max-width: 86vw; text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- 分享页 ---------- */
.paper-wrap { padding: 16px; }
.mood-echo {
  border: 1px dashed var(--line-2); padding: 12px; margin-top: 14px;
  background: var(--paper-2);
}
.me-label { font-family: var(--font-sans); font-size: 11px; color: var(--red); letter-spacing: 2px; }
.mood-echo p { margin: 6px 0 0; font-size: 16px; }
.loading { text-align: center; padding: 60px 0; color: var(--ink-3); font-family: var(--font-sans); }
.focus-empty { text-align: center; padding: 40px 16px; color: var(--ink-3); }
.focus-empty p { font-size: 17px; color: var(--ink); margin: 0 0 8px; }
.focus-empty span { font-family: var(--font-sans); font-size: 12px; }

/* ---------- 打印：A4 报纸成品（只印报纸本体 + 二维码） ---------- */
@media print {
  body { background: #fff; padding: 0 !important; }
  .app, .page { box-shadow: none; max-width: none; border: none; padding-bottom: 0; }

  /* 全局隐藏交互性元素 */
  .masthead, .foot, .toast, .no-print, .btn, .editor, .score-box, .loading,
  .chips, .diff-box, .press, .cover-hero, .lead-text, #scoreStrip, #moodEcho, #shareActions {
    display: none !important;
  }

  /* 成品页：只留 .print-sheet */
  .step { display: none !important; padding: 0; }
  .step.active { display: block !important; }
  .step.active > *:not(.print-sheet) { display: none !important; }

  /* 分享页：只留 .print-sheet */
  main.paper-wrap { padding: 0 !important; }
  main.paper-wrap > *:not(.print-sheet) { display: none !important; }

  .print-sheet { border: none; padding: 0; box-shadow: none; }
  .sheet-mast { font-size: 15pt; }
  .sheet-title { font-size: 20pt; line-height: 1.25; margin-bottom: 6pt; }
  .sheet-lead { font-size: 10.5pt; line-height: 1.6; margin-bottom: 6pt; }
  .sheet-body p { font-size: 10pt; line-height: 1.6; margin: 0 0 5pt; }
  .sheet-figure { break-inside: avoid; margin: 5pt 0; }
  .photo-ph, .photo-ph.big { height: 65px !important; }
  .sheet-figure img { max-height: 65px; object-fit: cover; }
  .sheet-caption { font-size: 8pt; }
  .sheet-byline { font-size: 9pt; }
  .sheet-meta { font-size: 8pt; }
  .sheet-stamp { font-size: 8pt; transform: none; padding: 2px 8px; }
  .sheet-foot { margin-top: 8pt; padding-top: 6pt; }
  .sheet-qr { display: block !important; margin-top: 6pt; padding-top: 6pt; }
  .sheet-qr img { width: 58px; height: 58px; }
  .sheet-qr p { font-size: 8pt; margin: 2pt 0 0; }

  .print-only { display: block !important; }
  @page { size: A4; margin: 13mm; }
}

.print-only { display: none; }
.sheet-qr {
  display: none;
  margin-top: 16px;
  border-top: 1px solid var(--line);
  padding-top: 10px;
}
.sheet-qr p { font-family: var(--font-sans); font-size: 11px; color: var(--ink-3); margin: 4px 0 0; }

/* ---------- 大屏断点：平板/桌面下居中收窄 ---------- */
@media (min-width: 720px) {
  body { padding: 24px 0; }
  .app, .page { border: 1px solid var(--line); }
  .mast-title { font-size: 40px; }
  .news-title, .sheet-title { font-size: 30px; }
}

/* ===== 物料二维码工作台（qr.html / index?mat=1 共用）===== */
  .mat-body { background: #e7e0cd; margin: 0; }
  .mat { max-width: 1180px; margin: 0 auto; padding: 22px 18px 60px; }
  .mat-head { border-bottom: 3px double var(--line-2); padding-bottom: 12px; margin-bottom: 20px; }
  .mat-head .mh-org { font-family: var(--font-sans); font-size: 12px; letter-spacing: 3px; color: var(--ink-3); }
  .mat-head h1 { margin: 6px 0 4px; font-size: clamp(26px, 4vw, 40px); letter-spacing: 2px; }
  .mat-head .mh-sub { font-family: var(--font-sans); font-size: 12px; letter-spacing: 4px; color: var(--red); }
  .mat-main { display: grid; grid-template-columns: 1.05fr .95fr; gap: 22px; align-items: start; }
  @media (max-width: 900px) { .mat-main { grid-template-columns: 1fr; } }

  .panel, .preview {
    background: var(--paper-2); border: 1px solid var(--line);
    padding: 16px 18px; box-shadow: var(--shadow);
  }
  .panel h2 {
    font-size: 15px; margin: 20px 0 10px; letter-spacing: 1px;
    border-left: 4px solid var(--red); padding-left: 8px;
  }
  .panel h2:first-child { margin-top: 0; }
  .field { margin-bottom: 12px; }
  .field label { display: block; font-family: var(--font-sans); font-size: 12px; color: var(--ink-3); margin-bottom: 5px; letter-spacing: 1px; }
  .field input[type=text], .field select {
    width: 100%; box-sizing: border-box; padding: 9px 10px; font-size: 14px;
    border: 1px solid var(--line-2); background: #fff; color: var(--ink);
    font-family: var(--font-sans);
  }
  .field input[type=color] { width: 56px; height: 34px; padding: 2px; border: 1px solid var(--line-2); background: #fff; }
  .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .chips { display: flex; gap: 8px; flex-wrap: wrap; }
  .chip {
    font-family: var(--font-sans); font-size: 13px; padding: 7px 12px;
    border: 1px solid var(--line-2); background: #fff; color: var(--ink-2); cursor: pointer;
  }
  .chip.on { background: var(--ink); color: var(--paper); border-color: var(--ink); }

  .btns { display: flex; gap: 8px; flex-wrap: wrap; }
  .btn {
    font-family: var(--font-sans); font-size: 13px; padding: 9px 14px; cursor: pointer;
    border: 1px solid var(--ink); background: var(--paper); color: var(--ink);
  }
  .btn.primary { background: var(--ink); color: var(--paper); }
  .btn.red { background: var(--red); color: #fff; border-color: var(--red); }

  .preview .pv-wrap {
    background: #fff; border: 1px solid var(--line);
    min-height: 300px; display: flex; align-items: center; justify-content: center; padding: 18px;
  }
  .preview .pv-wrap canvas, .preview .pv-wrap img { max-width: 100%; height: auto; image-rendering: pixelated; }
  .pv-empty { font-family: var(--font-sans); font-size: 13px; color: var(--ink-3); }
  .pv-row { display: flex; justify-content: space-between; font-family: var(--font-sans); font-size: 12px; padding: 6px 0; border-bottom: 1px dashed var(--line); }
  .pv-row b { color: var(--ink); }
  .pv-dist { list-style: none; padding: 0; margin: 10px 0 0; }
  .pv-dist li { display: flex; justify-content: space-between; font-family: var(--font-sans); font-size: 12px; color: var(--ink-3); padding: 3px 0; }
  .pv-dist b { color: var(--red); }
  .pv-warn { display: none; margin-top: 10px; font-size: 12px; color: var(--red); font-family: var(--font-sans); line-height: 1.6; }
  .pv-warn.show { display: block; }

  .guide { margin-top: 24px; background: var(--paper-2); border: 1px solid var(--line); padding: 16px 18px; }
  .guide h2 { font-size: 15px; margin: 0 0 10px; border-left: 4px solid var(--red); padding-left: 8px; }
  .guide table { width: 100%; border-collapse: collapse; font-family: var(--font-sans); font-size: 12.5px; }
  .guide th, .guide td { border: 1px solid var(--line); padding: 7px 8px; text-align: left; }
  .guide th { background: #efe8d6; }
  .guide td b { color: var(--red); }

  #matToast {
    position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%) translateY(10px);
    background: var(--ink); color: var(--paper); font-family: var(--font-sans); font-size: 13px;
    padding: 10px 18px; opacity: 0; transition: all .25s ease; pointer-events: none; z-index: 40;
  }
  #matToast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

  @media print {
    .mat-main, .guide, .mat-head .mh-sub { display: none; }
    .preview { border: none; box-shadow: none; }
  }
/* 物料台作为 index 覆盖层时的宿主规则 */
#matPanel { position: fixed; inset: 0; z-index: 100; background: #e7e0cd; overflow: auto; }
#matPanel[hidden] { display: none; }
.mat-close {
  position: fixed; top: 14px; right: 16px; z-index: 110;
  font-family: var(--font-sans); font-size: 14px; padding: 8px 14px;
  border: 1px solid var(--ink); background: var(--paper-2); color: var(--ink); cursor: pointer;
}