/* 血字校园 · 血字高级中学 */
:root {
  --night: #0a1428;
  --panel: #121c30;
  --panel-2: #1a2740;
  --paper: #f4efe6;
  --ink: #1c1a17;
  --blood: #b91c3c;
  --blood-hi: #ff3355;
  --blackboard: #2f5d4a;
  --fluor: #d6e8d0;
  --gold: #c9a96e;
  --anomaly: #7b3fa0;
  --cyan: #5bb8c9;
  --dim: #8a9bb0;
  --line: rgba(255, 255, 255, 0.08);
  --text: #e8eef6;
  --ok: #6fbf73;
  --warn: #e0b44a;
  --font-display: "Songti SC", "SimSun", "Noto Serif SC", "STSong", serif;
  --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", system-ui, sans-serif;
  --font-mono: "Cascadia Code", "Consolas", "Courier New", monospace;
  --radius: 10px;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--night);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; border: none; background: none; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
img { max-width: 100%; display: block; }
.hidden { display: none !important; }

/* ===== 全局故障层 ===== */
#glitch-overlay {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 9000;
  opacity: 0;
  mix-blend-mode: screen;
}
#glitch-overlay.on { opacity: 1; animation: glitch-burst 0.9s steps(2, end); }
#glitch-overlay::before,
#glitch-overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(255, 51, 85, 0.04) 2px,
    rgba(255, 51, 85, 0.04) 4px
  );
}
#glitch-overlay::after {
  background:
    linear-gradient(90deg, rgba(255, 0, 60, 0.15), transparent 40%, rgba(0, 220, 255, 0.12));
  mix-blend-mode: color-dodge;
  animation: rgb-shift 0.35s steps(3) infinite;
}
@keyframes glitch-burst {
  0% { opacity: 0; }
  10% { opacity: 1; }
  30% { opacity: 0.4; }
  50% { opacity: 0.9; }
  100% { opacity: 0; }
}
@keyframes rgb-shift {
  0% { transform: translate(0, 0); }
  33% { transform: translate(-3px, 1px); }
  66% { transform: translate(3px, -1px); }
  100% { transform: translate(0, 0); }
}
body.glitch-text .glitchable {
  animation: text-glitch 0.6s steps(2, end);
  text-shadow: 2px 0 var(--blood-hi), -2px 0 var(--cyan);
}
@keyframes text-glitch {
  0%, 100% { transform: none; filter: none; }
  20% { transform: translateX(-2px) skewX(-1deg); filter: hue-rotate(20deg); }
  40% { transform: translateX(3px); }
  60% { transform: translateX(-1px) skewX(1deg); }
}

/* ===== 红色校规故障字 ===== */
.glitch-red,
.rule-card .rt,
.narr-text.warning,
.board-title,
.rule-detail-block h4.glitchable,
.file-sheet .secret-box {
  font-family: var(--font-display);
}
.glitch-red,
.rule-card .rt,
.narr-text.warning,
.board-title {
  color: var(--blood-hi);
  text-shadow:
    1px 0 rgba(255, 51, 85, 0.85),
    -1px 0 rgba(0, 220, 255, 0.35),
    0 0 10px rgba(255, 51, 85, 0.25);
  position: relative;
  letter-spacing: 0.04em;
}
.rule-card .rt {
  animation: red-glitch-idle 4.5s steps(1, end) infinite;
  font-family: var(--font-display), var(--font-mono);
}
.board-title {
  animation: red-glitch-idle 6s steps(1, end) infinite;
  letter-spacing: 0.45em;
  text-shadow:
    2px 0 rgba(255, 51, 85, 0.9),
    -2px 0 rgba(91, 184, 201, 0.45),
    0 0 14px rgba(255, 51, 85, 0.45);
}
.narr-text.warning {
  animation: red-glitch-idle 5.2s steps(1, end) infinite;
  border-left: 2px solid var(--blood-hi);
  font-family: var(--font-display);
  background: linear-gradient(90deg, rgba(255, 51, 85, 0.08), transparent 40%);
}
@keyframes red-glitch-idle {
  0%, 92%, 100% {
    transform: none;
    text-shadow:
      1px 0 rgba(255, 51, 85, 0.85),
      -1px 0 rgba(0, 220, 255, 0.35),
      0 0 10px rgba(255, 51, 85, 0.25);
  }
  93% {
    transform: translateX(-2px) skewX(-2deg);
    text-shadow:
      3px 0 rgba(255, 51, 85, 1),
      -3px 0 rgba(0, 220, 255, 0.7),
      0 0 16px rgba(255, 51, 85, 0.6);
  }
  95% {
    transform: translateX(3px);
    text-shadow:
      -2px 0 rgba(255, 51, 85, 0.9),
      2px 0 rgba(0, 255, 200, 0.4);
  }
  97% {
    transform: translateX(-1px) skewX(1deg);
    clip-path: inset(10% 0 20% 0);
    text-shadow: 2px 0 var(--blood-hi), -2px 0 var(--cyan);
  }
  98% { clip-path: none; }
}
.rule-card.fresh .rt,
body.glitch-text .rule-card .rt,
body.glitch-text .narr-text.warning,
body.glitch-text .board-title {
  animation: red-glitch-burst 0.7s steps(2, end);
}
@keyframes red-glitch-burst {
  0% { opacity: 1; transform: none; }
  15% { opacity: 0.4; transform: translateX(-4px) scale(1.01); text-shadow: 4px 0 #f00, -4px 0 #0ff; }
  30% { opacity: 1; transform: translateX(5px) skewX(-3deg); }
  45% { opacity: 0.6; transform: translateX(-2px); filter: hue-rotate(25deg) saturate(1.5); }
  60% { opacity: 1; transform: translateX(2px) skewX(2deg); text-shadow: -3px 0 var(--blood-hi), 3px 0 var(--cyan); }
  80% { opacity: 0.85; transform: none; }
  100% { opacity: 1; transform: none; text-shadow: 1px 0 rgba(255,51,85,.85), -1px 0 rgba(0,220,255,.35); }
}
/* 扫描线叠加在告示板红字上 */
.board-screen .rule-card .rt::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.12) 2px,
    rgba(0, 0, 0, 0.12) 3px
  );
  pointer-events: none;
  opacity: 0.35;
  mix-blend-mode: multiply;
}
.rule-card .rt { overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
  .rule-card .rt,
  .board-title,
  .narr-text.warning,
  .rule-card.fresh .rt,
  body.glitch-text .rule-card .rt,
  body.glitch-text .narr-text.warning,
  body.glitch-text .board-title {
    animation: none !important;
    text-shadow: 1px 0 rgba(255, 51, 85, 0.7) !important;
  }
}
body.reduce-motion .rule-card .rt,
body.reduce-motion .board-title,
body.reduce-motion .narr-text.warning {
  animation: none !important;
}

/* ===== 入学申请表 ===== */
#screen-enroll {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(201, 169, 110, 0.08), transparent 50%),
    linear-gradient(160deg, #0d1830 0%, #0a1428 50%, #070e1c 100%);
  overflow: auto;
  padding: 24px;
}
.enroll-shell {
  width: min(720px, 100%);
  background: var(--paper);
  color: var(--ink);
  border-radius: 4px;
  box-shadow: var(--shadow), 0 0 0 1px rgba(185, 28, 60, 0.25);
  position: relative;
  overflow: hidden;
}
.enroll-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 27px, rgba(28, 26, 23, 0.04) 28px);
  pointer-events: none;
}
.enroll-head {
  padding: 28px 36px 12px;
  border-bottom: 2px solid var(--blood);
  position: relative;
}
.enroll-head h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 4vw, 30px);
  letter-spacing: 0.12em;
  font-weight: 700;
}
.enroll-head .sub {
  margin-top: 6px;
  font-family: var(--font-display);
  font-size: 14px;
  color: #5a5248;
  letter-spacing: 0.2em;
}
.enroll-head .stamp {
  position: absolute;
  right: 28px;
  top: 24px;
  width: 78px;
  height: 78px;
  border: 3px solid rgba(185, 28, 60, 0.75);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: rgba(185, 28, 60, 0.8);
  font-family: var(--font-display);
  font-size: 12px;
  text-align: center;
  transform: rotate(-12deg);
  letter-spacing: 0.1em;
  line-height: 1.3;
  opacity: 0.85;
}
.enroll-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 36px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #6b6358;
  flex-wrap: wrap;
}
.enroll-form { padding: 20px 36px 28px; position: relative; }
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 20px;
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.15em;
  color: #3a342c;
}
.field label .req { color: var(--blood); }
.field input,
.field select,
.field textarea {
  background: rgba(255, 255, 255, 0.45);
  border: none;
  border-bottom: 1.5px solid #b8a888;
  padding: 10px 8px;
  color: var(--ink);
  border-radius: 0;
}
.field textarea { min-height: 88px; resize: vertical; line-height: 1.6; }
.field input::placeholder,
.field textarea::placeholder { color: #a89b88; }
.check-row {
  margin-top: 18px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: #3a342c;
  line-height: 1.5;
}
.check-row input { margin-top: 3px; accent-color: var(--blood); width: 16px; height: 16px; }
.enroll-actions {
  margin-top: 24px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}
.btn-print {
  background: var(--blood);
  color: #fff;
  padding: 12px 28px;
  font-family: var(--font-display);
  letter-spacing: 0.2em;
  border-radius: 2px;
  box-shadow: 0 4px 0 #7a1028;
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn-print:hover { transform: translateY(-1px); box-shadow: 0 5px 0 #7a1028; }
.btn-print:active { transform: translateY(2px); box-shadow: 0 1px 0 #7a1028; }
.btn-print:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-ghost-paper {
  color: #5a5248;
  border-bottom: 1px dashed #b8a888;
  padding: 4px 0;
  font-size: 13px;
}
.form-hint { font-size: 12px; color: #8a7f70; max-width: 280px; line-height: 1.5; }

/* 打印/盖章动画 */
#print-stage {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(7, 14, 28, 0.92);
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
}
#print-stage.on { opacity: 1; pointer-events: auto; }
.print-card {
  width: min(420px, 90vw);
  background: var(--paper);
  color: var(--ink);
  border-radius: 4px;
  padding: 36px 32px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow);
  transform: translateY(20px);
  opacity: 0;
  transition: transform 0.5s, opacity 0.5s;
}
#print-stage.on .print-card { transform: none; opacity: 1; }
.print-card h2 {
  font-family: var(--font-display);
  margin: 0 0 8px;
  letter-spacing: 0.2em;
  color: var(--blood);
}
.print-card .sid {
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: 0.08em;
  margin: 16px 0;
}
.print-card .id-line { font-size: 14px; color: #4a4338; line-height: 1.7; }
.print-card .seal {
  margin: 24px auto 0;
  width: 90px;
  height: 90px;
  border: 3px solid rgba(185, 28, 60, 0.8);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  color: rgba(185, 28, 60, 0.85);
  font-size: 13px;
  transform: scale(2) rotate(-20deg);
  opacity: 0;
  letter-spacing: 0.15em;
}
#print-stage.sealed .seal {
  animation: stamp-down 0.45s cubic-bezier(0.2, 1.4, 0.4, 1) forwards;
}
@keyframes stamp-down {
  to { transform: scale(1) rotate(-12deg); opacity: 1; }
}
.print-card .enter-campus {
  margin-top: 22px;
  background: var(--night);
  color: var(--paper);
  padding: 12px 24px;
  letter-spacing: 0.15em;
  font-family: var(--font-display);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s 0.3s, transform 0.4s 0.3s;
}
#print-stage.sealed .enter-campus { opacity: 1; transform: none; }

/* ===== 主游戏界面 ===== */
#screen-game {
  position: fixed;
  inset: 0;
  display: none;
  grid-template-rows: 52px 1fr 68px;
  background: var(--night);
}
#screen-game.on { display: grid; }

.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 16px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #0f1a30, #0a1428);
  z-index: 5;
}
.brand {
  font-family: var(--font-display);
  letter-spacing: 0.25em;
  font-size: 15px;
  color: var(--blood-hi);
  text-shadow: 0 0 12px rgba(255, 51, 85, 0.35);
  white-space: nowrap;
}
.top-meta {
  display: flex;
  gap: 14px;
  align-items: center;
  flex: 1;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--dim);
}
.top-meta .clock { color: var(--fluor); font-size: 14px; }
.top-meta .day { color: var(--gold); }
.top-actions { display: flex; gap: 8px; }
.chip-btn {
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12px;
  color: var(--dim);
  background: rgba(255, 255, 255, 0.03);
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}
.chip-btn:hover { color: var(--text); border-color: var(--cyan); background: rgba(91, 184, 201, 0.08); }

.main-grid {
  display: grid;
  grid-template-columns: 260px 1fr 320px;
  min-height: 0;
  overflow: hidden;
}
.panel {
  background: var(--panel);
  border-right: 1px solid var(--line);
  min-height: 0;
  display: flex;
  flex-direction: column;
}
.panel:last-child { border-right: none; border-left: 1px solid var(--line); }
.panel-head {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  letter-spacing: 0.18em;
  font-size: 12px;
  color: var(--dim);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.panel-body { flex: 1; overflow: auto; min-height: 0; }

/* 地图 */
.loc-list { padding: 8px; display: flex; flex-direction: column; gap: 6px; }
.loc-item {
  text-align: left;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.03);
  transition: background 0.15s, border-color 0.15s;
}
.loc-item:hover { background: rgba(91, 184, 201, 0.1); }
.loc-item.active {
  border-color: rgba(91, 184, 201, 0.5);
  background: rgba(91, 184, 201, 0.12);
}
.loc-item .n { font-size: 14px; color: var(--text); }
.loc-item .d { font-size: 11px; color: var(--dim); margin-top: 4px; line-height: 1.4; }
.danger-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blood-hi);
  margin-left: 6px;
  vertical-align: middle;
  box-shadow: 0 0 6px var(--blood-hi);
}

/* 中央场景 */
.center-stage {
  display: grid;
  grid-template-rows: 42% 1fr auto;
  min-width: 0;
  min-height: 0;
  background: #070e1c;
}
.scene-visual {
  position: relative;
  overflow: hidden;
  background: #0a1428 center/cover no-repeat;
}
.scene-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 20, 40, 0.15) 0%, rgba(10, 20, 40, 0.75) 100%),
    radial-gradient(ellipse at 50% 0%, transparent 40%, rgba(185, 28, 60, 0.08) 100%);
}
.scene-visual.night { filter: saturate(0.85) brightness(0.85); }
.scene-visual .scanlines {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(0, 0, 0, 0.08) 3px,
    rgba(0, 0, 0, 0.08) 4px
  );
  opacity: 0.45;
  pointer-events: none;
}
.scene-caption {
  position: absolute;
  left: 16px;
  bottom: 14px;
  z-index: 2;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--fluor);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
}
.scene-alert {
  position: absolute;
  right: 16px;
  top: 14px;
  z-index: 2;
  padding: 6px 12px;
  border: 1px solid rgba(255, 51, 85, 0.5);
  background: rgba(185, 28, 60, 0.25);
  color: var(--blood-hi);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  backdrop-filter: blur(4px);
}

.narrative {
  padding: 16px 20px 8px;
  overflow: auto;
  min-height: 0;
  background: linear-gradient(180deg, rgba(18, 28, 48, 0.2), var(--panel));
}
.narr-entry { margin-bottom: 16px; animation: fade-up 0.35s ease; }
@keyframes fade-up {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
.narr-speech {
  display: flex;
  gap: 14px;
  margin-bottom: 8px;
  align-items: flex-end;
}
.narr-portrait {
  width: 72px;
  height: 96px;
  object-fit: cover;
  object-position: top center;
  border-radius: 6px;
  border: 1px solid var(--line);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  flex-shrink: 0;
  background: var(--panel-2);
}
.narr-name {
  font-family: var(--font-display);
  color: var(--gold);
  letter-spacing: 0.15em;
  font-size: 14px;
  margin-bottom: 4px;
}
.narr-dialog {
  background: rgba(0, 0, 0, 0.35);
  border-left: 2px solid var(--gold);
  padding: 10px 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}
.narr-text {
  font-size: 14px;
  line-height: 1.85;
  color: #c5d0de;
  padding: 4px 2px;
}
.narr-text.system {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  border-left: 2px solid var(--cyan);
  padding-left: 10px;
}
.narr-text.warning {
  color: var(--blood-hi);
  border-left: 2px solid var(--blood);
  padding-left: 10px;
}

/* 行动输入 */
.action-bar {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  background: var(--panel);
  align-items: flex-end;
}
.action-bar textarea {
  flex: 1;
  min-height: 44px;
  max-height: 100px;
  resize: none;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  line-height: 1.5;
}
.action-bar textarea::placeholder { color: var(--dim); }
.btn-primary {
  background: linear-gradient(180deg, #c92848, #9a1834);
  color: #fff;
  padding: 12px 18px;
  border-radius: 8px;
  letter-spacing: 0.1em;
  font-family: var(--font-display);
  white-space: nowrap;
  transition: filter 0.15s, transform 0.1s;
}
.btn-primary:hover { filter: brightness(1.08); }
.btn-primary:active { transform: scale(0.98); }
.quick-acts {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding: 0 16px 10px;
  background: var(--panel);
}
.quick-acts button {
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--line);
  color: var(--dim);
  background: rgba(255, 255, 255, 0.02);
}
.quick-acts button:hover { color: var(--cyan); border-color: var(--cyan); }

/* 告示板 */
.board-panel {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
}
.board-screen {
  margin: 10px;
  border-radius: 8px;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(255, 51, 85, 0.18), transparent 55%),
    linear-gradient(180deg, #1a0a12 0%, #0d0810 100%);
  border: 1px solid rgba(185, 28, 60, 0.45);
  box-shadow:
    inset 0 0 40px rgba(185, 28, 60, 0.15),
    0 0 24px rgba(185, 28, 60, 0.12);
  overflow: hidden;
  position: relative;
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}
.board-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(255, 51, 85, 0.03) 2px,
    rgba(255, 51, 85, 0.03) 4px
  );
  pointer-events: none;
  z-index: 1;
}
.board-screen.glitching {
  animation: board-glitch 0.8s steps(2, end);
}
@keyframes board-glitch {
  0%, 100% { filter: none; transform: none; }
  25% { filter: hue-rotate(30deg) contrast(1.2); transform: translateX(2px); }
  50% { filter: contrast(1.4) saturate(1.4); transform: translateX(-3px) skewX(-0.5deg); }
  75% { filter: hue-rotate(-20deg); transform: translateX(1px); }
}
.board-live {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--blood-hi);
  position: relative;
  z-index: 2;
}
.board-live .live-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blood-hi);
  margin-right: 6px;
  animation: pulse 1.4s ease infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 6px var(--blood-hi); }
  50% { opacity: 0.35; box-shadow: none; }
}
.board-title {
  text-align: center;
  font-family: var(--font-display);
  letter-spacing: 0.35em;
  color: #ffb0bc;
  font-size: 13px;
  padding: 4px 0 8px;
  position: relative;
  z-index: 2;
}
.board-viewport {
  flex: 1;
  overflow: hidden;
  position: relative;
  z-index: 2;
  mask-image: linear-gradient(180deg, transparent, #000 8%, #000 92%, transparent);
}
.board-track {
  animation: board-scroll 28s linear infinite;
  padding: 4px 12px 20px;
}
.board-viewport:hover .board-track,
.board-viewport.paused .board-track { animation-play-state: paused; }
@keyframes board-scroll {
  0% { transform: translateY(0); }
  100% { transform: translateY(-40%); }
}
.rule-card {
  margin-bottom: 10px;
  padding: 10px 12px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(185, 28, 60, 0.25);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  text-align: left;
  width: 100%;
  color: inherit;
}
.rule-card:hover { border-color: rgba(255, 51, 85, 0.6); background: rgba(185, 28, 60, 0.12); }
.rule-card.fresh {
  border-color: var(--blood-hi);
  box-shadow: 0 0 12px rgba(255, 51, 85, 0.25);
  animation: rule-appear 0.8s ease;
}
@keyframes rule-appear {
  from { opacity: 0; transform: translateY(-8px); filter: brightness(2); }
  to { opacity: 1; transform: none; filter: none; }
}
.rule-card .rh {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--blood-hi);
  margin-bottom: 6px;
}
.rule-card .rt {
  font-family: var(--font-display);
  font-size: 13px;
  color: #ffd0d6;
  line-height: 1.55;
  letter-spacing: 0.04em;
}
.rule-card .rs {
  margin-top: 6px;
  font-size: 11px;
  color: var(--dim);
}
.rule-card.expired { opacity: 0.45; }
.rule-card.expired .rt { text-decoration: line-through; }
.board-foot {
  padding: 8px 12px 12px;
  border-top: 1px solid rgba(185, 28, 60, 0.25);
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--dim);
  text-align: center;
  position: relative;
  z-index: 2;
}
.board-side-stats {
  padding: 0 12px 12px;
  display: grid;
  gap: 6px;
}
.stat-row {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--dim);
  padding: 6px 8px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 6px;
}
.stat-row b { color: var(--text); font-weight: 600; }

/* 底栏 */
.bottom-nav {
  display: flex;
  gap: 4px;
  padding: 8px 12px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, #0f1a30, #0a1428);
  overflow-x: auto;
}
.bottom-nav button {
  flex: 1;
  min-width: 72px;
  padding: 10px 8px;
  border-radius: 8px;
  color: var(--dim);
  font-size: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  transition: color 0.15s, background 0.15s;
}
.bottom-nav button:hover,
.bottom-nav button.active {
  color: var(--fluor);
  background: rgba(214, 232, 208, 0.08);
}
.bottom-nav .ico { font-size: 16px; line-height: 1; }

/* ===== 模态 ===== */
.modal-root {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(5, 10, 22, 0.72);
  backdrop-filter: blur(6px);
  display: grid;
  place-items: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.modal-root.on { opacity: 1; pointer-events: auto; }
.modal {
  width: min(920px, 100%);
  max-height: min(86vh, 900px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(12px);
  transition: transform 0.25s;
}
.modal-root.on .modal { transform: none; }
.modal.wide { width: min(1080px, 100%); }
.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  letter-spacing: 0.2em;
  font-size: 14px;
}
.modal-head .close {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  color: var(--dim);
  font-size: 20px;
}
.modal-head .close:hover { background: rgba(255, 255, 255, 0.06); color: var(--text); }
.modal-body { padding: 16px 18px 20px; overflow: auto; flex: 1; }

/* 档案 */
.archive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}
.arch-card {
  background: var(--paper);
  color: var(--ink);
  border-radius: 4px;
  overflow: hidden;
  text-align: left;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
  transition: transform 0.15s;
  width: 100%;
  border: none;
}
.arch-card:hover { transform: translateY(-2px); }
.arch-card .ph {
  height: 160px;
  background: #d9d0c2 center/cover no-repeat;
  position: relative;
}
.arch-card .ph::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.15));
}
.arch-card .meta { padding: 12px 14px 14px; }
.arch-card .nm {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.1em;
}
.arch-card .no {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #7a6f60;
  margin-top: 4px;
}
.arch-card .tag {
  display: inline-block;
  margin-top: 8px;
  font-size: 11px;
  padding: 2px 8px;
  border: 1px solid var(--blood);
  color: var(--blood);
  font-family: var(--font-display);
}
.arch-card .tag.unknown { border-color: #999; color: #777; }
.arch-detail {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 20px;
}
.arch-detail .photo {
  width: 100%;
  aspect-ratio: 3/4;
  background: #d9d0c2 center/cover no-repeat;
  border-radius: 4px;
  border: 1px solid rgba(0, 0, 0, 0.1);
}
.file-sheet {
  background: var(--paper);
  color: var(--ink);
  padding: 18px 20px;
  border-radius: 4px;
  position: relative;
}
.file-sheet h3 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  letter-spacing: 0.15em;
}
.file-sheet .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #6b6358;
}
.file-sheet dl {
  margin: 14px 0 0;
  display: grid;
  gap: 10px;
}
.file-sheet dt {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--blood);
}
.file-sheet dd {
  margin: 2px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: #2a2620;
}
.file-sheet .secret-box {
  margin-top: 16px;
  padding: 12px;
  border: 1px dashed var(--anomaly);
  background: rgba(123, 63, 160, 0.08);
  font-size: 13px;
  line-height: 1.6;
  color: #3a2850;
}
.file-sheet .secret-box.locked {
  border-style: solid;
  border-color: #bbb;
  background: rgba(0, 0, 0, 0.04);
  color: #888;
}

/* 排行榜 */
.lb-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.lb-tabs button {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--dim);
  font-size: 13px;
}
.lb-tabs button.active {
  color: var(--night);
  background: var(--fluor);
  border-color: var(--fluor);
  font-weight: 600;
}
.lb-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.lb-table th {
  text-align: left;
  padding: 8px 10px;
  color: var(--dim);
  font-weight: 500;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  letter-spacing: 0.1em;
  font-size: 12px;
}
.lb-table td {
  padding: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.lb-table tr.me td { background: rgba(91, 184, 201, 0.1); color: var(--fluor); }
.lb-rank {
  font-family: var(--font-mono);
  color: var(--gold);
  width: 48px;
}
.lb-table tr.anomaly td { color: var(--anomaly); }
.delta-up { color: var(--ok); font-family: var(--font-mono); font-size: 12px; }
.delta-down { color: var(--blood-hi); font-family: var(--font-mono); font-size: 12px; }

/* 考试 */
.exam-layout { display: grid; gap: 16px; }
.exam-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 14px;
  background: var(--panel-2);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--dim);
}
.exam-bar .timer { color: var(--blood-hi); font-size: 16px; }
.exam-q {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
}
.exam-q .qno {
  font-family: var(--font-mono);
  color: var(--cyan);
  font-size: 12px;
  margin-bottom: 8px;
}
.exam-q .stem { font-size: 15px; line-height: 1.7; margin-bottom: 12px; }
.exam-q .opts { display: grid; gap: 8px; }
.opt {
  text-align: left;
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  font-size: 14px;
}
.opt:hover { border-color: var(--cyan); }
.opt.selected {
  border-color: var(--cyan);
  background: rgba(91, 184, 201, 0.15);
}
.opt.correct { border-color: var(--ok); background: rgba(111, 191, 115, 0.15); }
.opt.wrong { border-color: var(--blood-hi); background: rgba(255, 51, 85, 0.12); }
.exam-q input.blank {
  width: 100%;
  max-width: 320px;
  padding: 10px 12px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-family: var(--font-mono);
}
.exam-result {
  padding: 16px;
  border-radius: 8px;
  border: 1px solid rgba(201, 169, 110, 0.4);
  background: rgba(201, 169, 110, 0.08);
}
.exam-result .score {
  font-family: var(--font-display);
  font-size: 32px;
  color: var(--gold);
  letter-spacing: 0.08em;
}
.exam-result .note {
  margin-top: 8px;
  font-size: 13px;
  color: var(--dim);
  line-height: 1.6;
}
.subject-picker {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.subject-picker button {
  padding: 8px 16px;
  border-radius: 6px;
  border: 1px solid var(--line);
  color: var(--dim);
}
.subject-picker button.active {
  background: var(--blackboard);
  border-color: var(--ok);
  color: var(--fluor);
}

/* 手机 */
.phone-frame {
  width: min(380px, 100%);
  margin: 0 auto;
  border-radius: 24px;
  border: 3px solid #2a3548;
  background: #0d1524;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
}
.phone-status {
  display: flex;
  justify-content: space-between;
  padding: 10px 16px 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
  background: #0a101c;
}
.phone-tabs {
  display: flex;
  border-bottom: 1px solid var(--line);
  background: #0a101c;
}
.phone-tabs button {
  flex: 1;
  padding: 10px 4px;
  font-size: 12px;
  color: var(--dim);
}
.phone-tabs button.active { color: var(--cyan); border-bottom: 2px solid var(--cyan); }
.phone-feed { padding: 12px; display: grid; gap: 10px; min-height: 320px; }
.post {
  background: var(--panel-2);
  border-radius: 10px;
  padding: 12px;
  border: 1px solid var(--line);
}
.post .who {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--dim);
  margin-bottom: 6px;
}
.post .who b { color: var(--text); font-weight: 600; }
.post .body { font-size: 13px; line-height: 1.6; color: #d0dae8; }
.post .foot {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
}
.post.official { border-color: rgba(201, 169, 110, 0.4); }
.post.system { border-color: rgba(255, 51, 85, 0.35); }
.post.system .body { color: var(--blood-hi); }

/* 设置 */
.setting-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.setting-row .info h4 { margin: 0 0 4px; font-size: 14px; font-weight: 600; }
.setting-row .info p { margin: 0; font-size: 12px; color: var(--dim); line-height: 1.5; max-width: 480px; }
.switch {
  position: relative;
  width: 48px;
  height: 28px;
  background: var(--panel-2);
  border-radius: 999px;
  border: 1px solid var(--line);
  flex-shrink: 0;
  transition: background 0.2s;
}
.switch::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--dim);
  transition: transform 0.2s, background 0.2s;
}
.switch.on { background: rgba(91, 184, 201, 0.3); border-color: var(--cyan); }
.switch.on::after { transform: translateX(20px); background: var(--cyan); }

/* 规则详情 */
.rule-detail-block {
  background: var(--panel-2);
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 10px;
  border-left: 3px solid var(--blood);
}
.rule-detail-block h4 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  letter-spacing: 0.1em;
  color: var(--blood-hi);
}
.rule-detail-block p { margin: 0 0 6px; font-size: 13px; line-height: 1.65; color: #c5d0de; }
.rule-detail-block .lbl { color: var(--dim); font-size: 12px; }

/* 地图页增强 */
.map-canvas {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.map-cell {
  min-height: 100px;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--panel-2), var(--panel));
  text-align: left;
  color: var(--text);
  position: relative;
  overflow: hidden;
}
.map-cell:hover { border-color: var(--cyan); }
.map-cell.active {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1px var(--cyan), 0 0 20px rgba(91, 184, 201, 0.15);
}
.map-cell .nm { font-family: var(--font-display); letter-spacing: 0.1em; font-size: 13px; }
.map-cell .ds { margin-top: 8px; font-size: 11px; color: var(--dim); line-height: 1.45; }
.map-cell.blocked::after {
  content: "封锁";
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 10px;
  color: var(--blood-hi);
  border: 1px solid var(--blood-hi);
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(185, 28, 60, 0.2);
}

/* 减少动态 */
body.reduce-motion *,
body.reduce-motion *::before,
body.reduce-motion *::after {
  animation-duration: 0.01ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.01ms !important;
}
body.reduce-motion .board-track { animation: none !important; }

/* 响应式 */
@media (max-width: 1100px) {
  .main-grid { grid-template-columns: 220px 1fr 280px; }
}
@media (max-width: 900px) {
  .main-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }
  .panel-left { display: none; }
  .panel-right {
    position: fixed;
    right: 0;
    top: 52px;
    bottom: 68px;
    width: min(340px, 92vw);
    z-index: 40;
    transform: translateX(105%);
    transition: transform 0.25s;
    box-shadow: -8px 0 30px rgba(0, 0, 0, 0.4);
  }
  .panel-right.open { transform: none; }
  .center-stage { grid-template-rows: 32% 1fr auto; }
  .form-grid { grid-template-columns: 1fr; }
  .arch-detail { grid-template-columns: 1fr; }
  .map-canvas { grid-template-columns: 1fr 1fr; }
  .enroll-head .stamp { width: 56px; height: 56px; font-size: 10px; right: 16px; top: 16px; }
  .enroll-head, .enroll-form, .enroll-meta { padding-left: 20px; padding-right: 20px; }
}

/* 任务指引 */
.guide-box {
  margin: 10px;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid rgba(201, 169, 110, 0.35);
  background: linear-gradient(180deg, rgba(201, 169, 110, 0.08), rgba(0, 0, 0, 0.2));
}
.guide-head {
  font-family: var(--font-display);
  letter-spacing: 0.2em;
  font-size: 12px;
  color: var(--gold);
  margin-bottom: 6px;
}
.guide-stage {
  font-family: var(--font-display);
  color: var(--fluor);
  font-size: 13px;
  margin-bottom: 4px;
}
.guide-goal {
  font-size: 12px;
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 8px;
}
.guide-list {
  margin: 0;
  padding-left: 16px;
  font-size: 12px;
  color: var(--dim);
  line-height: 1.65;
}
.guide-plot {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed rgba(201, 169, 110, 0.3);
  font-size: 12px;
  color: var(--gold);
  line-height: 1.55;
  font-family: var(--font-display);
}
.quest-strip {
  display: flex;
  gap: 8px;
  padding: 8px 12px;
  overflow-x: auto;
  background: rgba(0, 0, 0, 0.35);
  border-bottom: 1px solid var(--line);
  min-height: 40px;
  align-items: center;
  flex-shrink: 0;
}
.quest-chip {
  flex-shrink: 0;
  max-width: 280px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(201, 169, 110, 0.4);
  background: rgba(201, 169, 110, 0.08);
  font-size: 12px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.quest-chip .tag {
  color: var(--gold);
  font-family: var(--font-display);
  margin-right: 6px;
  font-size: 11px;
}
.quest-chip.warn {
  border-color: var(--blood-hi);
  background: rgba(255, 51, 85, 0.12);
  color: var(--blood-hi);
}
.violation-banner {
  margin: 0 0 10px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--blood-hi);
  background: rgba(185, 28, 60, 0.2);
  color: #ffc0c8;
  font-size: 13px;
  line-height: 1.55;
  animation: red-glitch-burst 0.7s steps(2, end);
}
.violation-banner b {
  color: var(--blood-hi);
  font-family: var(--font-display);
  letter-spacing: 0.1em;
}
.hud-stage {
  color: var(--gold) !important;
}
.pool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 8px;
  margin-top: 8px;
}
.pool-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  background: rgba(0, 0, 0, 0.2);
  font-size: 12px;
}
.pool-card .pn {
  color: var(--cyan);
  font-family: var(--font-display);
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.pool-card .pm {
  color: var(--dim);
  font-size: 11px;
  line-height: 1.45;
  margin-bottom: 6px;
}
.ai-status.diag {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
  word-break: break-all;
}
@media (max-width: 900px) {
  .guide-box { display: none; }
}
.ai-section {
  border: 1px solid rgba(91, 184, 201, 0.25);
  border-radius: 10px;
  padding: 14px;
  margin-bottom: 12px;
  background: rgba(91, 184, 201, 0.05);
}
.ai-section h3 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  letter-spacing: 0.15em;
  color: var(--cyan);
  font-size: 14px;
}
.ai-section .desc {
  margin: 0 0 12px;
  font-size: 12px;
  color: var(--dim);
  line-height: 1.55;
}
.preset-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}
.preset-row button {
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 12px;
  color: var(--dim);
  background: rgba(0, 0, 0, 0.2);
}
.preset-row button.on {
  color: var(--night);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 600;
}
.ai-field {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
  font-size: 12px;
}
.ai-field label { color: var(--dim); }
.ai-field input,
.ai-field select {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
}
.model-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0 10px;
}
.model-chips button {
  padding: 5px 10px;
  border-radius: 6px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.model-chips button.on {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(91, 184, 201, 0.12);
}
.ai-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.ai-status {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.55;
  color: var(--dim);
  min-height: 1.4em;
}
.ai-status.ok { color: var(--ok); }
.ai-status.bad { color: var(--blood-hi); }
.storage-stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 8px;
  margin-top: 8px;
}
.storage-stats .st {
  background: rgba(0, 0, 0, 0.25);
  border-radius: 6px;
  padding: 8px;
  font-size: 11px;
  color: var(--dim);
}
.storage-stats .st b {
  display: block;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 14px;
  margin-top: 2px;
}
.badge-ai {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 10px;
  font-family: var(--font-mono);
  border: 1px solid var(--cyan);
  color: var(--cyan);
}
.badge-ai.mock {
  border-color: var(--dim);
  color: var(--dim);
}
.badge-ai.cache {
  border-color: var(--gold);
  color: var(--gold);
}
@media (max-width: 600px) {
  .ai-field { grid-template-columns: 1fr; }
}

/* 空态 / 说明 */
.empty-note {
  padding: 24px 16px;
  text-align: center;
  color: var(--dim);
  font-size: 13px;
  line-height: 1.7;
}
.hint-bar {
  font-size: 12px;
  color: var(--dim);
  padding: 8px 2px 0;
  line-height: 1.5;
}