/* ============================================================
   圣像帽 · 圣诞头像魔法工坊
   主题：深蓝魔法夜空 × 金色星光 × 圣诞红绿
   ============================================================ */

:root {
  /* 魔法主题（默认） */
  --bg-1: #070c1e;
  --bg-2: #14204a;
  --bg-3: #0a1128;
  --aurora-1: rgba(38, 72, 143, 0.35);
  --aurora-2: rgba(178, 34, 52, 0.22);
  --aurora-3: rgba(255, 193, 7, 0.10);
  --card-bg: rgba(20, 30, 66, 0.62);
  --card-border: rgba(255, 215, 130, 0.35);
  --card-glow: 0 0 0 1px rgba(255, 215, 130, 0.12), 0 24px 70px rgba(0, 0, 0, 0.55);
  --text: #f4f1ea;
  --text-dim: #b9c1d9;
  --text-faint: #7c86a8;
  --gold: #ffd166;
  --gold-strong: #ffc107;
  --red: #e5313a;
  --red-deep: #a60f18;
  --green: #2e8b57;
  --green-deep: #1b5e20;
  --btn-radius: 999px;
  --title-font: 'ZCOOL KuaiLe', 'STKaiti', 'KaiTi', 'Microsoft YaHei', cursive;
  --body-font: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --shadow-red: 0 6px 0 var(--red-deep);
  --snow-color: #ffffff;
  --noise-opacity: 0.05;
}

/* 简约主题 */
body[data-theme="simple"] {
  --bg-1: #f6f2ea;
  --bg-2: #ffffff;
  --bg-3: #fdf9f2;
  --aurora-1: rgba(229, 49, 58, 0.08);
  --aurora-2: rgba(46, 139, 87, 0.06);
  --aurora-3: rgba(255, 193, 7, 0.06);
  --card-bg: rgba(255, 255, 255, 0.92);
  --card-border: rgba(30, 30, 40, 0.10);
  --card-glow: 0 24px 60px rgba(120, 90, 40, 0.12);
  --text: #2b2b33;
  --text-dim: #5c5c6b;
  --text-faint: #9a9aab;
  --gold: #b8860b;
  --gold-strong: #8a6d1f;
  --red: #d42020;
  --red-deep: #961313;
  --green: #1b5e20;
  --green-deep: #134a17;
  --shadow-red: 0 4px 0 var(--red-deep);
  --snow-color: #dbe4f0;
  --noise-opacity: 0.02;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

[hidden] { display: none !important; }

/* ---------- Toast 提示 ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 8vh;
  transform: translateX(-50%) translateY(16px);
  z-index: 9999;
  background: rgba(15, 20, 40, 0.92);
  color: #fff;
  font-size: 13.5px;
  font-weight: 600;
  padding: 11px 20px;
  border-radius: 999px;
  border: 1px solid rgba(255, 209, 102, 0.4);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  opacity: 0;
  transition: opacity 0.3s, transform 0.3s;
  pointer-events: none;
  max-width: 86vw;
  text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
body[data-theme="simple"] .toast { background: rgba(43, 43, 51, 0.94); }

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--body-font);
  color: var(--text);
  min-height: 100vh;
  background:
    radial-gradient(1200px 800px at 80% -10%, var(--aurora-1), transparent 60%),
    radial-gradient(900px 700px at 0% 30%, var(--aurora-2), transparent 55%),
    radial-gradient(1000px 600px at 50% 110%, var(--aurora-3), transparent 60%),
    linear-gradient(180deg, var(--bg-1) 0%, var(--bg-3) 55%, var(--bg-2) 100%);
  background-attachment: fixed;
  overflow-x: hidden;
  transition: color 0.5s, background 0.5s;
}

/* 颗粒质感 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: var(--noise-opacity);
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

body[data-theme="simple"]::before { display: none; }

/* ---------- 自定义光标 ---------- */
.cursor-dot {
  position: fixed;
  left: -100px; top: -100px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px var(--gold), 0 0 4px #fff;
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.12s ease-out;
}
.cursor-ring {
  position: fixed;
  left: -100px; top: -100px;
  width: 34px; height: 34px;
  border: 1.5px solid rgba(255, 209, 102, 0.55);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transition: width 0.18s ease, height 0.18s ease, border-color 0.18s ease, opacity 0.18s ease;
  opacity: 0;
}
.cursor-ring.is-hot {
  width: 52px; height: 52px;
  border-color: rgba(229, 49, 58, 0.8);
  opacity: 1;
}
@media (hover: none), (pointer: coarse) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* ---------- 顶层布局 ---------- */
.stage {
  position: relative;
  z-index: 2;
  max-width: 480px;
  margin: 0 auto;
  padding: 0 16px 40px;
}

/* ---------- 顶部控制条 ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 480px;
  margin: 0 auto;
  padding: 12px 16px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg-1) 45%, transparent);
  border-bottom: 1px solid var(--card-border);
}
.brand { display: flex; align-items: center; gap: 8px; }
.brand-mark { font-size: 22px; filter: drop-shadow(0 2px 6px rgba(0,0,0,0.4)); animation: brandSwing 2.6s ease-in-out infinite; }
@keyframes brandSwing { 0%,100%{transform:rotate(-8deg)} 50%{transform:rotate(8deg)} }
.brand-name {
  font-family: var(--title-font);
  font-size: 19px;
  letter-spacing: 2px;
  background: linear-gradient(180deg, #ffe9b0, var(--gold-strong));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.topbar-controls { display: flex; gap: 8px; align-items: center; }

.theme-switch {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  user-select: none;
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--card-border);
  transition: background 0.25s;
}
.theme-switch:hover { background: rgba(255, 255, 255, 0.16); }
.theme-switch .theme-thumb { font-size: 15px; }

.round-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  font-size: 16px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.2s, background 0.2s;
}
.round-btn:hover { transform: scale(1.1); background: rgba(255, 255, 255, 0.18); }
.round-btn.is-off { opacity: 0.45; }

/* ---------- 头部 Hero ---------- */
.hero {
  text-align: center;
  padding: 46px 0 30px;
  position: relative;
}
.hero-badge {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 4px;
  color: var(--gold);
  padding: 5px 16px;
  border: 1px solid color-mix(in srgb, var(--gold) 45%, transparent);
  border-radius: 999px;
  margin-bottom: 18px;
  animation: badgePulse 2.4s ease-in-out infinite;
  background: color-mix(in srgb, var(--gold) 8%, transparent);
}
@keyframes badgePulse { 0%,100%{box-shadow:0 0 0 0 rgba(255,209,102,0.0)} 50%{box-shadow:0 0 22px rgba(255,209,102,0.25)} }

.hero-title {
  font-family: var(--title-font);
  font-size: clamp(52px, 16vw, 76px);
  font-weight: 400;
  line-height: 1.12;
  margin-bottom: 14px;
  display: flex;
  justify-content: center;
  gap: 6px;
}
.title-word {
  display: inline-block;
  background: linear-gradient(180deg, #fff3cf 8%, #ffd166 42%, #e8872a 78%, #c0531f 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 3px 0 rgba(120, 30, 0, 0.35)) drop-shadow(0 10px 26px rgba(255, 170, 40, 0.35));
  animation: wordFloat 3.2s ease-in-out infinite;
}
.title-word:nth-child(2) { animation-delay: 0.25s; }
.title-word:nth-child(3) { animation-delay: 0.5s; }
@keyframes wordFloat { 0%,100%{transform:translateY(0) rotate(-2deg)} 50%{transform:translateY(-7px) rotate(2deg)} }

.hero-sub {
  font-size: 14.5px;
  color: var(--text-dim);
  letter-spacing: 1px;
}
.hero-garland {
  margin-top: 16px;
  font-size: 13px;
  letter-spacing: 10px;
  color: var(--text-faint);
  animation: garlandGlow 3s ease-in-out infinite;
}
@keyframes garlandGlow { 0%,100%{opacity:.55; letter-spacing:10px} 50%{opacity:1; letter-spacing:13px} }

/* ---------- 步骤条 ---------- */
.steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  margin-bottom: 26px;
  flex-wrap: wrap;
}
.step {
  display: flex; align-items: center; gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 12px;
  color: var(--text-faint);
  transition: all 0.3s;
}
.step-num {
  width: 22px; height: 22px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px;
  font-weight: 900;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--card-border);
}
.step.is-active { color: var(--gold); }
.step.is-active .step-num {
  background: linear-gradient(135deg, var(--gold-strong), var(--red));
  color: #fff;
  border: none;
  box-shadow: 0 0 14px rgba(255, 209, 102, 0.5);
  animation: stepPop 0.4s ease;
}
@keyframes stepPop { 0%{transform:scale(.6)} 70%{transform:scale(1.18)} 100%{transform:scale(1)} }
.step.is-done { color: var(--green); }
.step.is-done .step-num { background: var(--green); color: #fff; border: none; }
.step-divider { width: 22px; height: 1.5px; background: var(--card-border); }

/* ---------- 主卡片 ---------- */
.card {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 28px;
  padding: 26px 22px 26px;
  box-shadow: var(--card-glow);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transform-style: preserve-3d;
  transition: background 0.4s, border-color 0.4s;
  animation: cardIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes cardIn {
  0% { opacity: 0; transform: translateY(34px) scale(0.96); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}
/* 卡片顶部装饰灯带 */
.card::before {
  content: "";
  position: absolute;
  top: -1px; left: 18px; right: 18px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, transparent, var(--gold), var(--red), var(--green), var(--gold), transparent);
  background-size: 200% 100%;
  animation: lightStrip 5s linear infinite;
}
@keyframes lightStrip { 0%{background-position:0 0} 100%{background-position:200% 0} }

/* ---------- 图片区 ---------- */
.image-area {
  display: flex;
  justify-content: center;
  margin-bottom: 22px;
}
.image-wrapper {
  position: relative;
  width: min(78vw, 300px);
  aspect-ratio: 1 / 1;
  border-radius: 20px;
  overflow: hidden;
  background:
    radial-gradient(circle at 30% 25%, rgba(255,255,255,0.14), transparent 55%),
    color-mix(in srgb, var(--text) 6%, transparent);
  border: 2px dashed color-mix(in srgb, var(--text-faint) 45%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.3s, transform 0.3s;
  touch-action: none;
}
.image-wrapper:hover { border-color: var(--gold); }
.image-wrapper.has-image {
  border-style: solid;
  border-color: var(--green);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--green) 30%, transparent);
}
.image-wrapper.is-shaking { animation: shakeX 0.45s ease; }
@keyframes shakeX { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-8px)} 75%{transform:translateX(8px)} }

#editorCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: none;
}

/* 上传区 */
.upload-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  padding: 20px;
  cursor: pointer;
  user-select: none;
}
.upload-illustration { position: relative; font-size: 46px; margin-bottom: 6px; }
.upload-snow { position: absolute; top: -8px; right: -14px; font-size: 18px; animation: snowSpin 3s linear infinite; }
.upload-hat { display: inline-block; animation: hatWiggle 2.2s ease-in-out infinite; transform-origin: 50% 90%; }
@keyframes hatWiggle { 0%,100%{transform:rotate(-10deg)} 50%{transform:rotate(10deg)} }
@keyframes snowSpin { 0%{transform:rotate(0) translateY(0)} 50%{transform:rotate(180deg) translateY(-4px)} 100%{transform:rotate(360deg) translateY(0)} }
.upload-title { font-size: 15px; font-weight: 700; color: var(--text); }
.upload-hint { font-size: 12px; color: var(--text-faint); }
.upload-btn {
  margin-top: 10px;
  padding: 10px 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--red), var(--red-deep));
  box-shadow: 0 4px 14px rgba(229, 49, 58, 0.4);
  transition: transform 0.2s, box-shadow 0.2s;
}
.upload-zone:hover .upload-btn { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(229, 49, 58, 0.5); }

/* 编辑提示 */
.edit-hint {
  position: absolute;
  left: 50%;
  bottom: 10px;
  transform: translateX(-50%);
  z-index: 5;
  font-size: 11px;
  color: #fff;
  background: rgba(0, 0, 0, 0.55);
  padding: 4px 12px;
  border-radius: 999px;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.edit-hint.show { opacity: 1; animation: hintFloat 2.6s ease-in-out infinite; }
@keyframes hintFloat { 0%,100%{transform:translate(-50%,0)} 50%{transform:translate(-50%,-4px)} }

/* ---------- 帽子选择 ---------- */
.hat-panel { margin-bottom: 20px; }
.panel-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-dim);
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: 1px;
}
.hat-options {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.hat-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 13px 4px 11px;
  border-radius: 16px;
  border: 1.5px solid color-mix(in srgb, var(--text-faint) 30%, transparent);
  background: color-mix(in srgb, var(--text) 4%, transparent);
  cursor: pointer;
  transition: all 0.22s;
  font-family: inherit;
  color: var(--text-dim);
  position: relative;
}
.hat-option:hover { transform: translateY(-3px); border-color: var(--gold); }
.hat-option .hat-icon {
  font-size: 26px;
  filter: drop-shadow(0 3px 6px rgba(0,0,0,0.3));
  transition: transform 0.25s;
}
.hat-option:hover .hat-icon { transform: scale(1.18) rotate(-6deg); }
.hat-name { font-size: 11.5px; font-weight: 700; }
.hat-option.is-active {
  border-color: var(--gold);
  background: color-mix(in srgb, var(--gold) 14%, transparent);
  color: var(--gold-strong);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--gold) 22%, transparent), 0 8px 20px rgba(0,0,0,0.25);
}
body[data-theme="simple"] .hat-option.is-active { color: var(--gold-strong); }
.hat-option.is-active::after {
  content: "✓";
  position: absolute;
  top: -7px; right: -5px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-strong), var(--red));
  color: #fff;
  font-size: 11px;
  font-weight: 900;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  animation: stepPop 0.35s ease;
}

/* ---------- 编辑器控制 ---------- */
.edit-panel {
  margin-bottom: 20px;
  padding: 14px 14px 12px;
  border-radius: 16px;
  background: color-mix(in srgb, var(--text) 5%, transparent);
  border: 1px solid color-mix(in srgb, var(--text-faint) 22%, transparent);
  animation: cardIn 0.4s ease both;
}
.edit-row { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.edit-row:last-child { margin-bottom: 0; justify-content: center; gap: 10px; }
.mini-btn {
  flex-shrink: 0;
  width: 44px; height: 40px;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--text-faint) 30%, transparent);
  background: color-mix(in srgb, var(--text) 6%, transparent);
  color: var(--text);
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.18s;
  font-family: inherit;
}
.mini-btn:hover { background: color-mix(in srgb, var(--gold) 22%, transparent); border-color: var(--gold); transform: translateY(-2px); }
.mini-btn.small {
  width: auto;
  padding: 0 16px;
  font-size: 13px;
}
.slider-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 4px;
}
.slider-icon { font-size: 15px; }
input[type="range"] {
  flex: 1;
  appearance: none;
  -webkit-appearance: none;
  height: 5px;
  border-radius: 5px;
  background: linear-gradient(90deg, var(--gold), var(--red));
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--red);
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  cursor: grab;
}
input[type="range"]::-moz-range-thumb {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--red);
  cursor: grab;
}

/* ---------- 按钮 ---------- */
.action-area { display: flex; flex-direction: column; gap: 12px; }
.btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 0;
  border: none;
  border-radius: var(--btn-radius);
  font-size: 16px;
  font-weight: 900;
  font-family: inherit;
  cursor: pointer;
  letter-spacing: 1px;
  transition: all 0.2s;
}
.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--red) 0%, #ff5a48 55%, var(--red) 100%);
  background-size: 180% 100%;
  box-shadow: var(--shadow-red), 0 10px 26px rgba(229, 49, 58, 0.35);
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: "";
  position: absolute;
  top: 0; left: -60%;
  width: 45%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.45), transparent);
  transform: skewX(-20deg);
  animation: btnShine 2.8s ease-in-out infinite;
}
@keyframes btnShine { 0%,55%{left:-60%} 85%,100%{left:130%} }
.btn-primary:hover:not(:disabled) { transform: translateY(-3px); filter: brightness(1.06); }
.btn-primary:active:not(:disabled) { transform: translateY(4px); box-shadow: 0 0 0 var(--red-deep), 0 4px 10px rgba(229,49,58,0.3); }
.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: 0 4px 0 color-mix(in srgb, var(--red-deep) 55%, transparent);
}
.btn-primary:disabled::after { animation: none; }
.btn-spark { animation: sparkTwinkle 1.4s ease-in-out infinite; }
.btn-spark:last-child { animation-delay: 0.7s; }
@keyframes sparkTwinkle { 0%,100%{opacity:.4; transform:scale(.9)} 50%{opacity:1; transform:scale(1.2)} }
.btn-ghost {
  background: transparent;
  border: 1.5px solid color-mix(in srgb, var(--text-faint) 45%, transparent);
  color: var(--text-dim);
  font-weight: 700;
  font-size: 14px;
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-strong); }

/* ---------- 生成状态 ---------- */
.status-area { margin-top: 4px; text-align: center; animation: cardIn 0.35s ease both; }
.magic { position: relative; height: 70px; display: flex; align-items: center; justify-content: center; }
.magic-hat { font-size: 44px; animation: magicBob 1s ease-in-out infinite; filter: drop-shadow(0 8px 14px rgba(255,209,102,0.4)); }
@keyframes magicBob { 0%,100%{transform:translateY(0) rotate(-4deg)} 50%{transform:translateY(-12px) rotate(4deg)} }
.magic-sparkles { position: absolute; inset: 0; pointer-events: none; }
.magic-sparkles i {
  position: absolute;
  top: 50%; left: 50%;
  font-style: normal;
  color: var(--gold);
  font-size: 13px;
  animation: sparkleFly 1.6s ease-in-out infinite;
  opacity: 0;
}
.magic-sparkles i:nth-child(1){ transform: translate(-50%,-50%) translate(40px,-30px); animation-delay: 0s; }
.magic-sparkles i:nth-child(2){ transform: translate(-50%,-50%) translate(-45px,-22px); animation-delay: 0.25s; }
.magic-sparkles i:nth-child(3){ transform: translate(-50%,-50%) translate(10px,-52px); animation-delay: 0.5s; }
.magic-sparkles i:nth-child(4){ transform: translate(-50%,-50%) translate(55px,8px); animation-delay: 0.75s; }
.magic-sparkles i:nth-child(5){ transform: translate(-50%,-50%) translate(-55px,6px); animation-delay: 1s; }
@keyframes sparkleFly {
  0% { opacity: 0; transform: translate(-50%,-50%) scale(0.4); }
  30% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%,-50%) translateY(-46px) scale(1.25); }
}
.progress-track {
  height: 8px;
  border-radius: 8px;
  overflow: hidden;
  background: color-mix(in srgb, var(--text) 10%, transparent);
  margin: 6px 0 10px;
}
.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 8px;
  background: repeating-linear-gradient(45deg, var(--gold) 0 10px, var(--red) 10px 20px);
  background-size: 28px 100%;
  transition: width 0.3s;
  animation: progressMove 0.8s linear infinite;
}
@keyframes progressMove { 0%{background-position:0 0} 100%{background-position:28px 0} }
.status-text { font-size: 13px; color: var(--text-dim); }

/* ---------- 底部 ---------- */
.footer {
  text-align: center;
  padding: 26px 0 8px;
}
.footer-text { font-size: 13px; color: var(--text-dim); font-weight: 700; }
.footer-sub { font-size: 11.5px; color: var(--text-faint); margin-top: 6px; }

/* ---------- 雪花 ---------- */
.snowflake {
  position: fixed;
  top: -6%;
  color: var(--snow-color);
  text-shadow: 0 0 8px rgba(255,255,255,0.35);
  z-index: 1;
  pointer-events: none;
  animation: snowFall linear forwards, snowSway ease-in-out infinite;
  opacity: 0;
}
@keyframes snowFall {
  0% { transform: translateY(-4vh); opacity: 0; }
  8% { opacity: var(--fl-op, 0.9); }
  92% { opacity: var(--fl-op, 0.9); }
  100% { transform: translateY(106vh); opacity: 0; }
}
@keyframes snowSway {
  0%,100% { margin-left: 0; }
  50% { margin-left: var(--sway, 40px); }
}

/* ---------- 飞行雪橇 ---------- */
.santa-sleigh {
  position: fixed;
  top: 18%;
  right: -1200px;
  z-index: 8;
  pointer-events: none;
  display: flex;
  align-items: center;
  white-space: nowrap;
  filter: drop-shadow(0 14px 16px rgba(0,0,0,0.35));
}
.santa-head { font-size: 46px; margin-right: 6px; animation: santaBob 0.7s ease-in-out infinite alternate; }
@keyframes santaBob { from{transform:translateY(0) rotate(-3deg)} to{transform:translateY(-6px) rotate(3deg)} }
.avatar-trail { display: flex; align-items: center; }
.trail-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 2.5px solid #fff;
  box-shadow: 0 4px 10px rgba(0,0,0,0.35);
  object-fit: cover;
  margin-left: -10px;
  transform-origin: top center;
  animation: trailSwing 0.9s ease-in-out infinite alternate;
}
@keyframes trailSwing { from{transform:rotate(-12deg)} to{transform:rotate(12deg)} }
.santa-fly { animation: santaFly 8s linear forwards; }
@keyframes santaFly {
  0% { right: -1200px; opacity: 1; }
  12% { transform: translateY(var(--fy1, -60px)) rotate(-3deg); }
  38% { transform: translateY(var(--fy2, 40px)) rotate(2deg); }
  62% { transform: translateY(var(--fy3, -30px)) rotate(-2deg); }
  88% { transform: translateY(var(--fy4, 25px)) rotate(3deg); }
  100% { right: 115vw; opacity: 1; transform: translateY(-140px) rotate(-4deg); }
}

/* ---------- 掉落礼物粒子 ---------- */
.falling-particle {
  position: fixed;
  z-index: 6;
  pointer-events: none;
  animation: particleDrop 1.6s ease-out forwards;
  filter: drop-shadow(0 2px 5px rgba(0,0,0,0.25));
}
@keyframes particleDrop {
  0% { transform: translate(0,0) scale(1) rotate(0deg); opacity: 1; }
  100% { transform: translate(var(--drift, 20px), 170px) scale(0.4) rotate(200deg); opacity: 0; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 380px) {
  .hat-option { padding: 11px 2px 9px; }
  .hat-name { font-size: 10.5px; }
  .card { padding: 20px 16px; }
}

/* 减少动态效果（无障碍） */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001s !important;
  }
}