/* hud.css —— 取景器 chrome：四角 HUD、底部控制台、建筑标记、引导序列
   取景器规则：UI 永远退后（发丝线/直角/小字），城市占 C 位。 */

/* —— 左上：站名（人文声部） —— */
#hud-tl {
  position: fixed; top: var(--s4); left: var(--s5); z-index: 10;
  pointer-events: none;
  opacity: 0; transition: opacity 800ms var(--ease) 200ms;
}
body.roaming #hud-tl { opacity: 1; }
#hud-tl .cn {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.6vw, 34px);
  font-weight: 600;
  letter-spacing: 0.28em;
  color: var(--paper);
  text-shadow: 0 0 18px rgba(111, 224, 255, 0.12);
}
#hud-tl .en {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.34em;
  color: var(--faint);
  margin-top: var(--s1);
}
#hud-tl .motto {
  display: block;
  font-family: var(--font-serif);
  font-size: var(--fs-label);
  color: var(--faint);
  letter-spacing: 0.12em;
  margin-top: var(--s2);
}

/* —— 右上：机器声部数据 —— */
#hud-tr {
  position: fixed; top: var(--s4); right: var(--s5); z-index: 10;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: rgba(232, 241, 255, 0.78);
  pointer-events: none;
  opacity: 0; transition: opacity 800ms var(--ease) 200ms;
}
body.roaming #hud-tr { opacity: 1; }
#hud-tr .row { display: block; margin-bottom: 3px; }
#hud-tr #patrol-btn {
  pointer-events: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.22em;
  text-indent: 0.22em;
  color: var(--paper);
  border: 1px solid rgba(111, 224, 255, 0.4);
  background: rgba(5, 9, 17, 0.7);
  padding: 7px 14px;
  border-radius: var(--r1);
  margin-bottom: var(--s2);
  min-height: 32px;
}
#hud-tr #patrol-btn:hover { border-color: var(--cyan); box-shadow: 0 0 14px rgba(111, 224, 255, 0.25); }
#hud-tr #patrol-btn.on {
  color: var(--amber);
  border-color: rgba(255, 184, 104, 0.55);
  text-shadow: 0 0 10px rgba(255, 184, 104, 0.45);
}
#hud-tr #patrol-btn[aria-pressed="true"] { animation: patrolBreath 2.4s ease-in-out infinite; }
@keyframes patrolBreath {
  0%, 100% { box-shadow: 0 0 6px rgba(255, 184, 104, 0.15); }
  50% { box-shadow: 0 0 16px rgba(255, 184, 104, 0.4); }
}
#hud-tr #hud-seed { color: var(--cyan); }
#hud-tr #hud-clock { font-size: var(--fs-data); color: var(--paper); letter-spacing: 0.1em; }
#hud-tr #hud-fps { color: var(--dim); }

/* —— 底部控制台 —— */
#deck {
  position: fixed; left: 50%; bottom: var(--s4); z-index: 12;
  transform: translateX(-50%);
  display: flex; align-items: center; gap: var(--s4);
  padding: var(--s2) var(--s4);
  border: 1px solid rgba(111, 224, 255, 0.32);
  background: rgba(5, 9, 17, 0.86);
  backdrop-filter: blur(10px);
  opacity: 0; transition: opacity 700ms var(--ease) 500ms;
}
body.roaming #deck { opacity: 1; }

/* 时间拨盘（底部中央，昼夜是城市的心脏） */
.dial-wrap { display: flex; align-items: center; gap: var(--s2); }
.dial-wrap .dial-time {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  color: var(--amber);
  min-width: 44px;
  letter-spacing: 0.08em;
}
#time-dial {
  -webkit-appearance: none; appearance: none;
  width: clamp(140px, 18vw, 240px); height: 22px;
  background: transparent;
  cursor: ew-resize;
}
#time-dial::-webkit-slider-runnable-track {
  height: 1px;
  background: linear-gradient(90deg, rgba(139,163,199,0.2), rgba(139,163,199,0.55) 18%, rgba(139,163,199,0.25) 30%, rgba(232,241,255,0.5) 50%, rgba(139,163,199,0.25) 70%, rgba(255,184,104,0.55) 82%, rgba(139,163,199,0.2));
}
#time-dial::-moz-range-track {
  height: 1px;
  background: linear-gradient(90deg, rgba(139,163,199,0.2), rgba(139,163,199,0.55) 18%, rgba(139,163,199,0.25) 30%, rgba(232,241,255,0.5) 50%, rgba(139,163,199,0.25) 70%, rgba(255,184,104,0.55) 82%, rgba(139,163,199,0.2));
}
#time-dial::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 3px; height: 15px; margin-top: -7px;
  background: var(--amber);
  box-shadow: 0 0 8px rgba(255, 184, 104, 0.8);
}
#time-dial::-moz-range-thumb {
  width: 3px; height: 15px; border: none; border-radius: 0;
  background: var(--amber);
  box-shadow: 0 0 8px rgba(255, 184, 104, 0.8);
}
#time-auto {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--haze);
  border: 1px solid var(--line-dim);
  padding: 3px 7px;
  border-radius: var(--r1);
}
#time-auto[aria-pressed="true"] { color: var(--amber); border-color: rgba(255, 184, 104, 0.4); }

/* 天气三态 */
#weather-seg { display: flex; gap: 2px; }
#weather-seg button, #district-nav button {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: rgba(232, 241, 255, 0.82);
  padding: 5px 10px;
  border: 1px solid transparent;
  border-radius: var(--r1);
  min-height: 28px;
  white-space: nowrap;
}
#weather-seg button:hover, #district-nav button:hover { color: var(--paper); border-color: var(--line-dim); }
#weather-seg button.on {
  color: var(--amber);
  border-color: rgba(255, 184, 104, 0.45);
  text-shadow: 0 0 10px rgba(255, 184, 104, 0.4);
}

/* 声音 */
#sound-btn {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: rgba(232, 241, 255, 0.82);
  border: 1px solid var(--line-dim);
  padding: 5px 10px;
  border-radius: var(--r1);
  min-height: 28px;
  white-space: nowrap;
}
#sound-btn[aria-pressed="true"] {
  color: var(--cyan);
  border-color: var(--line);
  text-shadow: 0 0 10px rgba(111, 224, 255, 0.5);
}
#sound-btn.warn { color: var(--neon); border-color: rgba(255, 94, 158, 0.4); }

/* 城区导航 */
#district-nav { display: flex; gap: 2px; }
#district-nav button.on {
  color: var(--cyan);
  border-color: var(--line);
}
.deck-sep { width: 1px; height: 18px; background: var(--line-dim); }

/* —— 建筑标记 —— */
.pin {
  position: absolute; top: 0; left: 0;
  pointer-events: auto;
  display: flex; align-items: center; gap: 6px;
  padding: 6px;
  min-height: 32px;
  opacity: 0; transition: opacity 600ms var(--ease);
}
body.roaming .pin { opacity: 1; }
.pin .pin-dot {
  font-family: var(--font-mono);
  color: var(--cyan);
  font-size: 13px;
  text-shadow: 0 0 10px rgba(111, 224, 255, 0.8);
  animation: pinPulse 2.8s ease-in-out infinite;
}
.pin .pin-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--cyan);
  background: rgba(6, 10, 19, 0.55);
  border: 1px solid var(--line);
  padding: 2px 8px;
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.pin:hover .pin-label, .pin:focus-visible .pin-label, .pin.active .pin-label {
  opacity: 1; transform: translateX(0);
}
.pin.active .pin-dot { color: var(--amber); text-shadow: 0 0 12px rgba(255, 184, 104, 0.9); animation: none; }
@keyframes pinPulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

/* —— 行内提示（禁 alert） —— */
#hint {
  position: fixed; top: 76px; left: 50%; transform: translateX(-50%) translateY(-6px);
  z-index: 30;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  color: var(--amber);
  background: rgba(6, 10, 19, 0.85);
  border: 1px solid rgba(255, 184, 104, 0.35);
  padding: var(--s2) var(--s3);
  opacity: 0;
  pointer-events: none;
  transition: opacity 240ms var(--ease), transform 240ms var(--ease);
  max-width: min(80vw, 480px);
  text-align: center;
}
#hint.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* —— 引导序列 —— */
#boot {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(6, 10, 19, 0.48);
  display: flex; flex-direction: column;
  justify-content: center;
  padding-left: clamp(var(--s5), 14vw, 220px);
  transition: opacity 800ms var(--ease);
}
#boot.away { opacity: 0; pointer-events: none; }
#boot-log {
  font-family: var(--font-mono);
  font-size: clamp(12px, 1.5vw, 14px);
  line-height: 2.1;
  letter-spacing: 0.08em;
  color: var(--dim);
  white-space: pre-wrap;
  min-height: 20em;
}
#boot-log::after {
  content: '▌';
  color: var(--cyan);
  animation: caret 1s steps(2) infinite;
}
#boot.ready #boot-log::after { content: ''; }
@keyframes caret { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }

.boot-actions {
  margin-top: var(--s5);
  display: flex; gap: var(--s3);
  opacity: 0; pointer-events: none;
  transition: opacity 500ms var(--ease);
}
#boot.ready .boot-actions { opacity: 1; pointer-events: auto; }
#boot-land, #boot-reseed {
  font-family: var(--font-serif);
  letter-spacing: 0.42em;
  text-indent: 0.42em;
  padding: 14px 34px;
  border: 1px solid var(--line);
  border-radius: var(--r0);
  position: relative;
}
#boot-land {
  color: var(--ink);
  background: var(--amber);
  font-weight: 600;
  box-shadow: 0 0 32px rgba(255, 184, 104, 0.25);
}
#boot-land:hover { box-shadow: 0 0 44px rgba(255, 184, 104, 0.45); }
#boot-reseed { color: var(--haze); }
#boot-reseed:hover { color: var(--paper); border-color: var(--line); }

/* —— 移动端 —— */
@media (max-width: 760px) {
  #hud-tl { top: var(--s3); left: var(--s3); }
  #hud-tl .motto { display: none; }
  #hud-tr { top: var(--s3); right: var(--s3); }
  #hud-tr .row.temp { display: none; }

  #deck {
    left: var(--s2); right: var(--s2); bottom: var(--s2);
    transform: none;
    flex-wrap: wrap; gap: var(--s2);
    padding: var(--s2);
    justify-content: center;
  }
  .deck-sep { display: none; }
  #district-nav {
    position: fixed; left: var(--s2); right: var(--s2); bottom: 64px;
    flex-direction: column;
    background: rgba(6, 10, 19, 0.92);
    border: 1px solid var(--line);
    padding: var(--s2);
    display: none;
  }
  body.drawer-open #district-nav { display: flex; }
  #district-nav button { text-align: left; padding: 12px 10px; }
  #drawer { display: inline-block !important; }

  .pin .pin-label {
    opacity: 1; transform: none;
    font-size: 10px;
    padding: 1px 6px;
  }
}

#drawer { display: none; }

/* —— 城市指南浮层 —— */
#guide-card {
  position: fixed; top: 92px; right: var(--s5); z-index: 28;
  width: min(360px, calc(100vw - 32px));
  background: var(--panel-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-float);
  padding: var(--s3) var(--s4);
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity 200ms var(--ease), transform 200ms var(--ease);
  pointer-events: auto;
}
#guide-card.show { opacity: 1; transform: translateY(0); }
.guide-row {
  display: flex; gap: var(--s3);
  padding: 5px 0;
  font-size: 13.5px;
  color: var(--dim);
}
.guide-row .k {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  color: var(--cyan);
  min-width: 10.5em;
  letter-spacing: 0.08em;
  padding-top: 2px;
}