/* ============================================================
   云端客机 · 飞行挑战 —— HUD 样式
   黄昏暖色调 / 玻璃拟态 / 离线可用（无任何外部字体与图标）
   ============================================================ */

:root {
  /* 底色：深靛蓝 → 琥珀 */
  --ink-900: #141832;
  --ink-800: #1b1f3b;
  --ink-700: #262b4d;
  --amber:   #FFC93C;
  --amber-d: #E0A21B;
  --green:   #4CE6A6;
  --red:     #FF5A5A;
  --sky:     #7FC4E8;
  --earth:   #8A5A33;

  --text:    #FDF3E3;
  --text-dim:#C9C2D8;
  --text-mut:#9A93AE;

  --glass:   rgba(27, 31, 59, 0.52);
  --glass-2: rgba(38, 43, 77, 0.55);
  --stroke:  rgba(255, 255, 255, 0.16);
  --stroke-2:rgba(255, 201, 60, 0.34);
  --glow:    0 0 0 1px rgba(255,255,255,0.04) inset,
             0 10px 30px rgba(8, 10, 24, 0.45);

  --r-lg: 16px;
  --r-md: 12px;
  --r-sm: 9px;

  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas,
          "Liberation Mono", "Courier New", monospace;
  --sans: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB",
          "Source Han Sans SC", "Noto Sans CJK SC", system-ui,
          -apple-system, "Segoe UI", sans-serif;

  --ease: cubic-bezier(.22, .9, .28, 1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow: hidden;
  background: radial-gradient(120% 90% at 50% 8%, #3a3560 0%, var(--ink-800) 45%, var(--ink-900) 100%);
  font-family: var(--sans);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }

#app { position: fixed; inset: 0; }

#scene { display: block; width: 100%; height: 100%; }

kbd {
  display: inline-block;
  min-width: 1.9em;
  padding: 2px 7px;
  margin: 0 2px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.28);
  border-bottom-width: 2px;
  background: linear-gradient(180deg, rgba(255,255,255,0.20), rgba(255,255,255,0.05));
  font-family: var(--mono);
  font-size: 0.86em;
  font-weight: 700;
  text-align: center;
  color: #fff;
}

/* ============================================================
   面板通用
   ============================================================ */
.panel {
  position: absolute;
  border-radius: var(--r-lg);
  border: 1px solid var(--stroke);
  background: linear-gradient(160deg, var(--glass-2), var(--glass));
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  backdrop-filter: blur(12px) saturate(140%);
  box-shadow: var(--glow);
  pointer-events: none;
  animation: panelIn .5s var(--ease) both;
}

@keyframes panelIn {
  from { opacity: 0; transform: translateY(-10px) scale(.985); }
  to   { opacity: 1; transform: none; }
}

.hidden { display: none !important; }

/* ============================================================
   HUD 根容器
   ============================================================ */
#hud {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 10;
  opacity: 0;
  transition: opacity .35s var(--ease);
}
#hud.show { opacity: 1; }

/* ---------- 顶部 KPI 面板 ---------- */
#topbar {
  top: clamp(8px, 1.6vh, 18px);
  left: 50%;
  transform: translateX(-50%);
  padding: 8px clamp(10px, 2vw, 20px);
  min-width: min(560px, 94vw);
}
#topbar.panel { animation-name: panelInTop; }
@keyframes panelInTop {
  from { opacity: 0; transform: translate(-50%, -12px); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}

.kpi-row {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2.4vw, 28px);
  flex-wrap: wrap;
  justify-content: center;
}

.kpi { display: flex; flex-direction: column; align-items: center; gap: 2px; min-width: 0; }
.kpi-label {
  font-size: clamp(10px, 1.15vw, 12px);
  letter-spacing: .12em;
  color: var(--text-mut);
  white-space: nowrap;
}
.kpi-value {
  font-size: clamp(15px, 1.9vw, 21px);
  font-weight: 800;
  color: var(--amber);
  text-shadow: 0 0 14px rgba(255, 201, 60, .35);
  white-space: nowrap;
}
#phase-label[data-phase="flying"] { color: var(--green); text-shadow: 0 0 14px rgba(76,230,166,.4); }
#phase-label[data-phase="failed"]  { color: var(--red);   text-shadow: 0 0 14px rgba(255,90,90,.4); }
#phase-label[data-phase="success"] { color: var(--green); text-shadow: 0 0 14px rgba(76,230,166,.5); }
#timer { color: var(--text); text-shadow: none; }

/* 检查点连续编号 */
.cp-list {
  display: flex;
  align-items: center;
  gap: 7px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.cp-chip {
  width: clamp(20px, 2.4vw, 26px);
  height: clamp(20px, 2.4vw, 26px);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
  font-size: clamp(10px, 1.2vw, 12px);
  font-weight: 800;
  border: 1.5px solid rgba(255,255,255,.35);
  background: rgba(255,255,255,.08);
  color: var(--text-dim);
  transition: all .3s var(--ease);
}
.cp-chip.active {
  border-color: var(--amber);
  background: rgba(255, 201, 60, .2);
  color: var(--amber);
  box-shadow: 0 0 12px rgba(255,201,60,.55);
  animation: cpPulse 1.3s ease-in-out infinite;
}
.cp-chip.done {
  border-color: var(--green);
  background: rgba(76, 230, 166, .2);
  color: var(--green);
}
@keyframes cpPulse {
  0%, 100% { box-shadow: 0 0 8px rgba(255,201,60,.35); }
  50%      { box-shadow: 0 0 18px rgba(255,201,60,.8); }
}
.cp-sep { width: 12px; height: 1.5px; background: rgba(255,255,255,.25); }

/* ---------- 右上飞行数据条 ---------- */
#databar {
  top: clamp(8px, 1.6vh, 18px);
  right: clamp(8px, 1.6vw, 18px);
  padding: 8px 12px;
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: 4px 16px;
}
.data-cell { display: flex; flex-direction: column; align-items: flex-end; gap: 1px; }
.data-label { font-size: clamp(9px, 1.05vw, 11px); color: var(--text-mut); letter-spacing: .1em; }
.data-value {
  font-size: clamp(16px, 2.1vw, 23px);
  font-weight: 800;
  color: var(--text);
  line-height: 1.05;
}
.data-value .unit {
  font-style: normal;
  font-size: 0.48em;
  font-weight: 600;
  color: var(--text-mut);
  margin-left: 3px;
}
#vs-val.up   { color: var(--green); }
#vs-val.down { color: var(--red); }
#alt-val.warn, #speed-val.warn { color: var(--amber); }

/* ---------- 左下姿态仪 ---------- */
#attitude-box {
  left: clamp(8px, 1.6vw, 18px);
  bottom: clamp(8px, 1.6vh, 18px);
  padding: 8px 8px 4px;
  border-radius: 20px;
}
#attitude {
  display: block;
  width: clamp(126px, 20vmin, 200px);
  height: clamp(126px, 20vmin, 200px);
  border-radius: 50%;
}
.attitude-cap {
  text-align: center;
  font-size: clamp(9px, 1.05vw, 11px);
  color: var(--text-mut);
  letter-spacing: .08em;
  padding-top: 3px;
}

/* ---------- 右下油门 ---------- */
#throttle-box {
  right: clamp(8px, 1.6vw, 18px);
  bottom: clamp(8px, 1.6vh, 18px);
  width: clamp(140px, 22vw, 210px);
  padding: 8px 12px 10px;
}
.throttle-head { display: flex; align-items: baseline; justify-content: space-between; }
.throttle-num { font-size: clamp(15px, 1.9vw, 20px); font-weight: 800; color: var(--amber); }
.throttle-track {
  margin-top: 6px;
  height: clamp(9px, 1.3vh, 13px);
  border-radius: 99px;
  border: 1px solid var(--stroke);
  background: rgba(0,0,0,.32);
  overflow: hidden;
}
.throttle-fill {
  height: 100%;
  width: 0%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--amber-d), var(--amber) 70%, #FFF0B8);
  box-shadow: 0 0 12px rgba(255,201,60,.6);
  transition: width .12s linear;
}
.throttle-hint {
  margin-top: 5px;
  text-align: center;
  font-size: clamp(9px, 1.05vw, 11px);
  color: var(--text-mut);
}
/* 扰流器打开提示 */
#throttle-box.spoiler { border-color: rgba(255, 90, 90, .55); }
#throttle-box.spoiler .throttle-hint { color: var(--red); }
#throttle-box.spoiler .throttle-hint::after { content: " · 扰流器开启（有阻力、损失升力）"; }
#throttle-box.spoiler .throttle-fill {
  background: linear-gradient(90deg, #8A5A33, #C77B3A 70%, #FFB07A);
  box-shadow: 0 0 12px rgba(255, 120, 60, .6);
}

/* ---------- 底部中央警告条 ---------- */
#warning {
  position: absolute;
  left: 50%;
  bottom: clamp(76px, 13vh, 128px);
  transform: translateX(-50%);
  min-height: 1.2em;
  padding: 7px clamp(14px, 2.4vw, 26px);
  border-radius: 99px;
  border: 1px solid var(--stroke);
  background: linear-gradient(160deg, rgba(120, 34, 34, .72), rgba(60, 20, 24, .68));
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  font-size: clamp(13px, 1.6vw, 17px);
  font-weight: 700;
  color: #FFE3E3;
  letter-spacing: .04em;
  white-space: nowrap;
  opacity: 0;
  transition: opacity .2s var(--ease);
  box-shadow: 0 8px 26px rgba(0,0,0,.4);
}
#warning.show { opacity: 1; animation: warnBlink 1s steps(1, end) infinite; }
#warning.info {
  background: linear-gradient(160deg, rgba(40, 66, 110, .74), rgba(22, 32, 62, .7));
  color: #DCEBFF;
  border-color: rgba(255,255,255,.24);
  animation: none;
}
#warning.good {
  background: linear-gradient(160deg, rgba(30, 96, 72, .76), rgba(16, 48, 38, .7));
  color: #DFFFF0;
  border-color: rgba(76,230,166,.4);
  animation: none;
}
@keyframes warnBlink {
  0%, 49%   { opacity: 1; }
  50%, 100% { opacity: .35; }
}

/* ---------- 大字 toast（放在顶部 KPI 条下方，不遮挡飞机与检查点） ---------- */
#toast {
  position: absolute;
  left: 50%;
  top: 92px;
  transform: translate(-50%, -12px) scale(.9);
  padding: 9px clamp(16px, 2.4vw, 30px);
  border-radius: var(--r-lg);
  border: 1px solid var(--stroke-2);
  background: linear-gradient(160deg, rgba(46, 38, 20, .66), rgba(26, 22, 44, .6));
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  font-size: clamp(15px, 1.9vw, 24px);
  font-weight: 900;
  letter-spacing: .04em;
  color: var(--amber);
  text-shadow: 0 0 22px rgba(255,201,60,.55);
  opacity: 0;
  pointer-events: none;
  white-space: nowrap;
  max-width: 92vw;
  overflow: hidden;
  text-overflow: ellipsis;
  box-shadow: 0 14px 40px rgba(0,0,0,.5);
}
#toast.show { animation: toastPop 2.2s var(--ease) forwards; }
#toast.good { color: var(--green); border-color: rgba(76,230,166,.45); text-shadow: 0 0 22px rgba(76,230,166,.5); }
#toast.bad  { color: var(--red);   border-color: rgba(255,90,90,.45);  text-shadow: 0 0 22px rgba(255,90,90,.5); }
@keyframes toastPop {
  0%   { opacity: 0; transform: translate(-50%, -50%) scale(.8); }
  12%  { opacity: 1; transform: translate(-50%, -50%) scale(1.04); }
  20%  { transform: translate(-50%, -50%) scale(1); }
  78%  { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 0; transform: translate(-50%, -58%) scale(.96); }
}

/* ---------- 失速警告条 ---------- */
#stall-bar {
  position: absolute;
  left: 50%;
  top: clamp(64px, 12vh, 108px);
  transform: translateX(-50%);
  padding: 6px clamp(14px, 2.4vw, 24px);
  border-radius: 8px;
  background: repeating-linear-gradient(45deg, rgba(255,90,90,.85) 0 14px, rgba(120,20,20,.85) 14px 28px);
  border: 1px solid rgba(255,255,255,.3);
  color: #fff;
  font-size: clamp(12px, 1.5vw, 16px);
  font-weight: 800;
  letter-spacing: .06em;
  white-space: nowrap;
  display: none;
  animation: stallBlink .55s steps(1, end) infinite;
  box-shadow: 0 8px 24px rgba(0,0,0,.45);
}
#stall-bar.show { display: block; }
@keyframes stallBlink {
  0%, 49%   { opacity: 1; }
  50%, 100% { opacity: .18; }
}

/* ============================================================
   覆盖层面板（菜单 / 结果）
   ============================================================ */
.overlay {
  position: absolute;
  inset: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(10px, 2.4vh, 28px);
  overflow: auto;
  background: radial-gradient(90% 70% at 50% 30%, rgba(24, 22, 48, .58), rgba(10, 11, 26, .82));
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  animation: fadeIn .35s var(--ease) both;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.sheet {
  width: min(760px, 96vw);
  max-height: 92vh;
  overflow: auto;
  padding: clamp(16px, 2.4vw, 28px);
  border-radius: 20px;
  border: 1px solid var(--stroke);
  background: linear-gradient(165deg, rgba(52, 44, 88, .72), rgba(22, 22, 48, .82));
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  backdrop-filter: blur(16px) saturate(150%);
  box-shadow: 0 26px 70px rgba(0,0,0,.55), 0 0 0 1px rgba(255,255,255,.05) inset;
  animation: sheetIn .45s var(--ease) both;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,201,60,.45) transparent;
}
@keyframes sheetIn {
  from { opacity: 0; transform: translateY(22px) scale(.97); }
  to   { opacity: 1; transform: none; }
}

.title {
  margin: 0 0 8px;
  font-size: clamp(22px, 3.6vw, 36px);
  font-weight: 900;
  letter-spacing: .02em;
  background: linear-gradient(100deg, #FFF0C0, var(--amber) 45%, #FF9E4A);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.title.ok  { background: linear-gradient(100deg, #CFFFF0, var(--green) 50%, #7BD9FF); -webkit-background-clip: text; background-clip: text; }
.title.bad { background: linear-gradient(100deg, #FFDADA, var(--red) 50%, #FF9E4A); -webkit-background-clip: text; background-clip: text; }

.lede { margin: 0 0 18px; color: var(--text-dim); font-size: clamp(13px, 1.6vw, 16px); line-height: 1.75; }
.lede b { color: var(--amber); }

.sec-title {
  margin: 22px 0 10px;
  font-size: clamp(15px, 1.9vw, 19px);
  font-weight: 800;
  color: var(--amber);
  letter-spacing: .04em;
  display: flex; align-items: center; gap: 8px;
}
.sec-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(255,201,60,.4), transparent);
}

/* ---------- 按键表 ---------- */
.table-wrap {
  border-radius: var(--r-md);
  border: 1px solid var(--stroke);
  overflow: hidden;
  background: rgba(10, 10, 26, .3);
}
.key-table { width: 100%; border-collapse: collapse; font-size: clamp(12px, 1.45vw, 14.5px); table-layout: fixed; }
.key-table th, .key-table td {
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid rgba(255,255,255,.08);
  line-height: 1.6;
  overflow-wrap: break-word;
}
.key-table col.c-key  { width: 96px; }
.key-table col.c-act  { width: 25%; }
.key-table thead th {
  background: rgba(255,201,60,.12);
  color: var(--amber);
  font-size: 0.92em;
  letter-spacing: .1em;
  white-space: nowrap;
}
.key-table tbody tr:last-child td { border-bottom: none; }
.key-table tbody tr:nth-child(even) { background: rgba(255,255,255,.035); }
.key-table td.keys { white-space: nowrap; }
.key-table td b { color: var(--amber); }
.key-table td:nth-child(2) { color: var(--text); font-weight: 700; }

/* ---------- 提示列表 ---------- */
.tips, .tips-list { margin: 0; padding-left: 1.3em; color: var(--text-dim); font-size: clamp(12.5px, 1.5vw, 15px); line-height: 1.85; }
.tips-list { list-style: none; padding-left: 0; counter-reset: t; }
.tips-list li {
  position: relative;
  counter-increment: t;
  padding: 7px 12px 7px 36px;
  margin-bottom: 6px;
  border-radius: var(--r-sm);
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  line-height: 1.7;
}
.tips-list li::before {
  content: counter(t);
  position: absolute;
  left: 10px; top: 50%;
  transform: translateY(-50%);
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--amber);
  color: #2A1E00;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 900;
  display: flex; align-items: center; justify-content: center;
}
.tips-list li b { color: var(--amber); }

/* ---------- 按钮 ---------- */
.btn-row { margin-top: 24px; display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.btn {
  appearance: none;
  border: 1px solid var(--stroke);
  border-radius: var(--r-md);
  padding: 12px 30px;
  font-family: var(--sans);
  font-size: clamp(15px, 1.8vw, 18px);
  font-weight: 800;
  letter-spacing: .08em;
  color: var(--text);
  background: rgba(255,255,255,.08);
  cursor: pointer;
  transition: transform .12s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}
.btn:hover { transform: translateY(-2px); background: rgba(255,255,255,.14); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }
.btn-primary {
  color: #2A1E00;
  border-color: rgba(255,255,255,.4);
  background: linear-gradient(120deg, #FFD968, var(--amber) 55%, var(--amber-d));
  box-shadow: 0 8px 26px rgba(255,201,60,.35);
}
.btn-primary:hover { box-shadow: 0 12px 32px rgba(255,201,60,.5); }
.btn-ghost { background: rgba(255,255,255,.06); }

.tiny { margin: 12px 0 0; text-align: center; color: var(--text-mut); font-size: clamp(11px, 1.2vw, 12.5px); }

/* ============================================================
   结果页
   ============================================================ */
/* ============================================================
   结果页（内容较多，稍微紧凑一些）
   ============================================================ */
#result .sec-title { margin: 14px 0 7px; }
#result .tips-list li { padding: 6px 10px 6px 34px; line-height: 1.6; }
#result .cp-row { padding: 6px 11px; }
#result .landing-box { padding: 10px; gap: 6px; }
#result .stat-hero { padding: 11px 10px; }

.reason {
  margin: 0 0 16px;
  font-size: clamp(14px, 1.8vw, 18px);
  font-weight: 700;
  color: var(--red);
  letter-spacing: .04em;
}
.reason.ok { color: var(--green); }

.stat-hero {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 14px 10px;
  border-radius: var(--r-md);
  border: 1px solid var(--stroke-2);
  background: linear-gradient(120deg, rgba(255,201,60,.14), rgba(255,255,255,.03));
}
.stat-hero-label { color: var(--text-dim); font-size: clamp(12px, 1.4vw, 14px); letter-spacing: .12em; }
.stat-hero-value { font-size: clamp(30px, 5.4vw, 52px); font-weight: 900; color: var(--amber); text-shadow: 0 0 22px rgba(255,201,60,.4); line-height: 1; }

.cp-result-list { display: flex; flex-direction: column; gap: 7px; }
.cp-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: var(--r-sm);
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  font-size: clamp(12.5px, 1.5vw, 15px);
}
.cp-row .cp-idx {
  width: 24px; height: 24px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
  font-size: 12px; font-weight: 800;
  border: 1.5px solid currentColor;
  flex: 0 0 auto;
}
.cp-row.pass .cp-idx { color: var(--green); background: rgba(76,230,166,.15); }
.cp-row.miss .cp-idx { color: var(--red);   background: rgba(255,90,90,.15); }
.cp-row .cp-name { color: var(--text-dim); flex: 1 1 auto; min-width: 0; }
.cp-row .cp-time { font-family: var(--mono); font-weight: 800; }
.cp-row.pass .cp-time { color: var(--green); }
.cp-row.miss .cp-time { color: var(--red); }

.landing-box {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px;
  padding: 12px;
  border-radius: var(--r-md);
  background: rgba(10,10,26,.3);
  border: 1px solid var(--stroke);
}
.land-cell { display: flex; flex-direction: column; gap: 2px; }
.land-label { font-size: clamp(10.5px, 1.2vw, 12px); color: var(--text-mut); letter-spacing: .08em; }
.land-value { font-family: var(--mono); font-size: clamp(16px, 2.1vw, 22px); font-weight: 800; }
.land-value.ok { color: var(--green); }
.land-value.bad { color: var(--red); }
.land-note { grid-column: 1 / -1; font-size: clamp(11.5px, 1.3vw, 13px); color: var(--text-dim); line-height: 1.65; }
.land-none { grid-column: 1 / -1; color: var(--text-mut); font-size: clamp(12px, 1.4vw, 14px); }

/* ============================================================
   加载遮罩
   ============================================================ */
#loading {
  position: absolute;
  inset: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(90% 70% at 50% 40%, #2C2A55, var(--ink-900));
  transition: opacity .6s var(--ease), visibility .6s;
}
#loading.done { opacity: 0; visibility: hidden; pointer-events: none; }
.load-box { text-align: center; }
.load-plane {
  font-size: clamp(40px, 7vw, 64px);
  animation: planeBob 1.6s ease-in-out infinite;
  filter: drop-shadow(0 0 18px rgba(255,201,60,.5));
}
@keyframes planeBob {
  0%, 100% { transform: translateX(-14px) rotate(-8deg); }
  50%      { transform: translateX(14px)  rotate(8deg); }
}
.load-text {
  margin-top: 14px;
  font-size: clamp(15px, 2vw, 20px);
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--amber);
}
.load-bar {
  margin: 16px auto 0;
  width: min(280px, 70vw);
  height: 5px;
  border-radius: 99px;
  background: rgba(255,255,255,.1);
  overflow: hidden;
}
.load-bar-fill {
  height: 100%;
  width: 40%;
  border-radius: 99px;
  background: linear-gradient(90deg, transparent, var(--amber), transparent);
  animation: loadSlide 1.3s ease-in-out infinite;
}
@keyframes loadSlide {
  0%   { transform: translateX(-110%); }
  100% { transform: translateX(320%); }
}
.load-tiny { margin-top: 10px; font-size: clamp(11px, 1.2vw, 12.5px); color: var(--text-mut); }

/* ============================================================
   闪屏反馈
   ============================================================ */
#app::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  opacity: 0;
}
#app.flash-success::after { animation: flashGreen .7s var(--ease); }
#app.flash-fail::after    { animation: flashRed .7s var(--ease); }
@keyframes flashGreen {
  0%   { opacity: 0; box-shadow: inset 0 0 0 0 rgba(76,230,166,0); }
  25%  { opacity: 1; box-shadow: inset 0 0 90px 10px rgba(76,230,166,.5); }
  100% { opacity: 0; box-shadow: inset 0 0 160px 40px rgba(76,230,166,0); }
}
@keyframes flashRed {
  0%   { opacity: 0; box-shadow: inset 0 0 0 0 rgba(255,90,90,0); }
  25%  { opacity: 1; box-shadow: inset 0 0 90px 10px rgba(255,90,90,.55); }
  100% { opacity: 0; box-shadow: inset 0 0 160px 40px rgba(255,90,90,0); }
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 720px) {
  #databar { grid-template-columns: repeat(2, auto); gap: 2px 10px; padding: 6px 9px; }
  #attitude-box { padding: 6px 6px 2px; }
  #throttle-box { width: clamp(112px, 34vw, 150px); }
  #warning { bottom: clamp(64px, 15vh, 100px); }
  .key-table td:nth-child(2) { white-space: normal; }
}

@media (max-height: 560px) {
  #attitude { width: 104px; height: 104px; }
  .attitude-cap { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}