/*!
 * style.css — 星心 全站样式
 * 设计基调：深夜星空 + 玻璃拟态面板 + 暖色点缀
 */

/* ============================ 变量 ============================ */
:root {
  --accent: #ff5c9e;
  --accent-soft: rgba(255, 92, 158, 0.22);
  --bg-a: #0d0718;
  --bg-b: #04030a;
  --ink: rgba(255, 255, 255, 0.95);
  --ink-dim: rgba(255, 255, 255, 0.68);
  --ink-faint: rgba(255, 255, 255, 0.42);
  --panel: rgba(18, 14, 32, 0.72);
  --panel-line: rgba(255, 255, 255, 0.12);
  --radius: 16px;
  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: radial-gradient(120% 90% at 50% 8%, var(--bg-a) 0%, var(--bg-b) 62%);
  color: var(--ink);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
}

body.is-fixed { overflow: hidden; height: 100vh; height: 100dvh; }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

.muted { color: var(--ink-faint); font-size: 12.5px; line-height: 1.6; }

/* ============================ 画布 / 兜底 ============================ */
#scene {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 1;
  touch-action: pan-y;
}

.fallback {
  position: fixed;
  inset: 0;
  display: none;
  place-items: center;
  z-index: 1;
}
.fallback.is-show { display: grid; }
.fallback__heart {
  font-size: 40vw;
  color: var(--accent);
  filter: drop-shadow(0 0 40px var(--accent));
  animation: fallbackBeat 1.9s ease-in-out infinite;
}
@keyframes fallbackBeat {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  14% { transform: scale(1.08); }
  28% { transform: scale(1); opacity: 1; }
}

/* ============================ 加载 ============================ */
.loading {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  background: radial-gradient(120% 90% at 50% 40%, #0d0718 0%, #04030a 70%);
  transition: opacity 0.8s ease, visibility 0.8s;
}
.loading.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loading__inner { text-align: center; }
.loading__stars { display: flex; gap: 16px; justify-content: center; margin-bottom: 20px; }
.loading__stars span {
  font-size: 22px;
  color: var(--accent);
  animation: twinkle 1.4s ease-in-out infinite;
}
.loading__stars span:nth-child(2) { animation-delay: 0.22s; font-size: 16px; }
.loading__stars span:nth-child(3) { animation-delay: 0.44s; }
@keyframes twinkle {
  0%, 100% { opacity: 0.25; transform: scale(0.86) rotate(0deg); }
  50% { opacity: 1; transform: scale(1.12) rotate(18deg); }
}
#loading p, .loading__inner p { margin: 6px 0; color: var(--ink-dim); font-size: 14px; letter-spacing: 0.08em; }

/* ============================ 卡片页 ============================ */
.stage {
  position: fixed;
  inset: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  padding: 0 22px calc(112px + var(--safe-b));
  pointer-events: none;
}

.message {
  margin: 0 0 10px;
  max-width: 620px;
  text-align: center;
  font-size: clamp(15px, 4.1vw, 19px);
  line-height: 1.85;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-shadow: 0 0 18px rgba(0, 0, 0, 0.85), 0 2px 10px rgba(0, 0, 0, 0.6);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 1.1s ease 0.9s, transform 1.1s cubic-bezier(0.2, 0.9, 0.2, 1) 0.9s;
}
.message.is-show { opacity: 1; transform: translateY(0); }

.signature {
  margin: 0;
  font-size: clamp(12px, 3.2vw, 14px);
  color: var(--ink-dim);
  letter-spacing: 0.06em;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 1s ease 1.6s, transform 1s ease 1.6s;
}
.signature.is-show { opacity: 1; transform: translateY(0); }

.badge {
  position: fixed;
  top: calc(14px + var(--safe-t));
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  z-index: 20;
  padding: 5px 13px;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  background: rgba(10, 8, 20, 0.6);
  border: 1px solid var(--panel-line);
  border-radius: 999px;
  backdrop-filter: blur(10px);
  opacity: 0;
  transition: opacity 0.9s ease 1.2s, transform 0.9s ease 1.2s;
}
.badge.is-show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* 底部操作条 */
.dock {
  position: fixed;
  left: 50%;
  bottom: calc(16px + var(--safe-b));
  transform: translateX(-50%);
  z-index: 30;
  display: flex;
  gap: 8px;
  padding: 8px;
  border-radius: 999px;
  background: rgba(10, 8, 20, 0.62);
  border: 1px solid var(--panel-line);
  backdrop-filter: blur(16px) saturate(1.4);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}
.dock__btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-width: 62px;
  padding: 7px 12px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--ink-dim);
  font-size: 11px;
  transition: background 0.25s, color 0.25s, transform 0.18s;
}
.dock__btn:hover { background: rgba(255, 255, 255, 0.08); color: var(--ink); }
.dock__btn:active { transform: scale(0.94); }
.dock__btn .ico { font-size: 17px; line-height: 1; }
.dock__btn.is-on { color: var(--accent); }
.dock__btn.is-on .ico { animation: soundPulse 1.9s ease-in-out infinite; }
@keyframes soundPulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.18); } }
.dock__btn--accent {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent), #ffd166 55%));
  color: #1a0510;
  font-weight: 700;
}
.dock__btn--accent:hover { filter: brightness(1.08); }

/* 首屏进入按钮 */
.enter {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 40;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 20px 34px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  background: rgba(12, 8, 24, 0.55);
  color: var(--ink);
  backdrop-filter: blur(14px);
  box-shadow: 0 0 60px var(--accent-soft), inset 0 0 30px rgba(255, 255, 255, 0.04);
  transition: opacity 0.7s ease, transform 0.7s ease, visibility 0.7s;
  animation: enterFloat 3.4s ease-in-out infinite;
}
.enter.is-hidden { opacity: 0; visibility: hidden; transform: translate(-50%, -50%) scale(0.92); pointer-events: none; }
.enter__text { font-size: 17px; font-weight: 700; letter-spacing: 0.14em; }
.enter__hint { font-size: 11.5px; color: var(--ink-faint); letter-spacing: 0.06em; }
.enter__glow {
  position: absolute;
  inset: -30px;
  border-radius: 999px;
  background: radial-gradient(circle, var(--accent-soft), transparent 68%);
  z-index: -1;
  animation: glowBreath 3.4s ease-in-out infinite;
}
@keyframes enterFloat {
  0%, 100% { margin-top: 0; }
  50% { margin-top: -8px; }
}
@keyframes glowBreath {
  0%, 100% { opacity: 0.55; transform: scale(0.94); }
  50% { opacity: 1; transform: scale(1.08); }
}

/* 卡密异常提示条 */
.banner {
  position: fixed;
  top: calc(56px + var(--safe-t));
  left: 50%;
  transform: translateX(-50%) translateY(-14px);
  z-index: 35;
  display: none;
  gap: 12px;
  align-items: flex-start;
  width: min(92vw, 460px);
  padding: 14px 16px;
  border-radius: var(--radius);
  background: rgba(48, 20, 16, 0.9);
  border: 1px solid rgba(255, 150, 120, 0.32);
  backdrop-filter: blur(14px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}
.banner.is-show { display: flex; animation: bannerIn 0.6s cubic-bezier(0.2, 0.9, 0.2, 1) forwards; }
@keyframes bannerIn { to { opacity: 1; transform: translateX(-50%) translateY(0); } }
.banner__icon { font-size: 20px; line-height: 1.2; }
.banner__title { margin: 0 0 4px; font-size: 14px; font-weight: 700; }
.banner__desc { margin: 0; font-size: 12.5px; color: rgba(255, 255, 255, 0.72); line-height: 1.6; }

/* ============================ 弹窗 ============================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(4, 3, 10, 0.72);
  backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}
.modal.is-show { opacity: 1; visibility: visible; }
.modal__card {
  position: relative;
  width: min(94vw, 380px);
  padding: 24px 22px 20px;
  border-radius: 22px;
  background: var(--panel);
  border: 1px solid var(--panel-line);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.6);
  text-align: center;
  transform: translateY(12px) scale(0.98);
  transition: transform 0.35s cubic-bezier(0.2, 0.9, 0.2, 1);
}
.modal.is-show .modal__card { transform: translateY(0) scale(1); }
.modal__close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.07);
  color: var(--ink-dim);
  font-size: 14px;
}
.modal__title { margin: 0 0 16px; font-size: 17px; letter-spacing: 0.04em; }
.modal__qr { display: grid; place-items: center; margin-bottom: 10px; min-height: 40px; }
.modal__input {
  width: 100%;
  margin: 12px 0 6px;
  padding: 11px 13px;
  border-radius: 11px;
  border: 1px solid var(--panel-line);
  background: rgba(0, 0, 0, 0.35);
  color: var(--ink);
  font-size: 12px;
  font-family: ui-monospace, "SF Mono", Consolas, monospace;
}
.modal__tip { margin-top: 10px; }

/* ============================ 通用页面壳 ============================ */
.page {
  position: relative;
  z-index: 5;
  width: min(1080px, 100%);
  margin: 0 auto;
  padding: 0 20px calc(60px + var(--safe-b));
}
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
  backdrop-filter: blur(12px);
}
.brand { display: flex; align-items: center; gap: 9px; font-weight: 800; letter-spacing: 0.05em; }
.brand__mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), #ffd166);
  color: #1a0510;
  font-size: 15px;
}
.topbar__links { display: flex; gap: 8px; align-items: center; }
.topbar__links a {
  padding: 7px 13px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--ink-dim);
  border: 1px solid transparent;
  transition: 0.25s;
}
.topbar__links a:hover { color: var(--ink); border-color: var(--panel-line); background: rgba(255, 255, 255, 0.05); }

.hero { padding: 34px 0 26px; text-align: center; }
.hero h1 {
  margin: 0 0 14px;
  font-size: clamp(26px, 6.4vw, 44px);
  line-height: 1.24;
  letter-spacing: 0.01em;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(120deg, var(--accent), #ffd166 70%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p { margin: 0 auto; max-width: 620px; color: var(--ink-dim); font-size: clamp(13.5px, 3.5vw, 16px); line-height: 1.9; }

.panel {
  padding: 22px;
  border-radius: 22px;
  background: var(--panel);
  border: 1px solid var(--panel-line);
  backdrop-filter: blur(16px);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.42);
}
.panel + .panel { margin-top: 18px; }

.field { margin-bottom: 16px; }
.field > label {
  display: block;
  margin-bottom: 7px;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
}
.field input[type="text"],
.field input[type="number"],
.field textarea,
.field select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--panel-line);
  background: rgba(0, 0, 0, 0.32);
  color: var(--ink);
  font-size: 14.5px;
  font-family: inherit;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.field textarea { min-height: 96px; resize: vertical; line-height: 1.75; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: 0;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.field__hint { margin: 6px 0 0; font-size: 11.5px; color: var(--ink-faint); }
.counter { float: right; font-size: 11.5px; color: var(--ink-faint); font-variant-numeric: tabular-nums; }
.counter.is-warn { color: #ffb35c; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--panel-line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink-dim);
  font-size: 13px;
  transition: 0.22s;
}
.chip:hover { color: var(--ink); border-color: rgba(255, 255, 255, 0.28); }
.chip.is-active {
  color: #1a0510;
  font-weight: 700;
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent), #ffd166 50%));
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  border: 0;
  border-radius: 13px;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent), #ffd166 55%));
  color: #1a0510;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.04em;
  transition: transform 0.18s, filter 0.25s, box-shadow 0.25s;
  box-shadow: 0 10px 30px var(--accent-soft);
}
.btn:hover { filter: brightness(1.07); }
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; filter: grayscale(0.5); }
.btn--ghost {
  background: rgba(255, 255, 255, 0.06);
  color: var(--ink);
  border: 1px solid var(--panel-line);
  box-shadow: none;
}
.btn--wide { width: 100%; }

.plan-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; }
.plan {
  position: relative;
  padding: 20px 18px;
  border-radius: 18px;
  border: 1px solid var(--panel-line);
  background: rgba(255, 255, 255, 0.035);
  text-align: left;
  transition: 0.25s;
  cursor: pointer;
}
.plan:hover { border-color: rgba(255, 255, 255, 0.3); transform: translateY(-2px); }
.plan.is-active { border-color: var(--accent); background: var(--accent-soft); }
.plan__name { margin: 0 0 6px; font-size: 16px; font-weight: 800; }
.plan__price { margin: 0 0 10px; font-size: 27px; font-weight: 800; letter-spacing: -0.01em; }
.plan__price small { font-size: 13px; font-weight: 500; color: var(--ink-faint); }
.plan__desc { margin: 0 0 12px; font-size: 12.5px; color: var(--ink-dim); line-height: 1.7; }
.plan__list { margin: 0; padding: 0; list-style: none; }
.plan__list li { position: relative; padding-left: 19px; margin-bottom: 7px; font-size: 12.5px; color: var(--ink-dim); line-height: 1.6; }
.plan__list li::before { content: "✦"; position: absolute; left: 0; color: var(--accent); font-size: 10px; top: 2px; }
.plan__tag {
  position: absolute;
  top: -9px;
  right: 14px;
  padding: 3px 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), #ffd166);
  color: #1a0510;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.steps { counter-reset: step; display: grid; gap: 14px; }
.step { position: relative; padding-left: 46px; }
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  color: var(--ink);
  font-weight: 800;
  font-size: 13px;
}
.step h3 { margin: 4px 0 6px; font-size: 15px; }
.step p { margin: 0; font-size: 13px; color: var(--ink-dim); line-height: 1.8; }

.result {
  margin-top: 16px;
  padding: 16px;
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.34);
  border: 1px dashed var(--panel-line);
  display: none;
}
.result.is-show { display: block; }
.result__row { display: flex; gap: 10px; align-items: center; margin-bottom: 10px; }
.result__row:last-child { margin-bottom: 0; }
.result__label { flex: 0 0 64px; font-size: 12px; color: var(--ink-faint); }
.result input {
  flex: 1;
  min-width: 0;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--panel-line);
  background: rgba(0, 0, 0, 0.4);
  color: var(--ink);
  font-size: 12.5px;
  font-family: ui-monospace, "SF Mono", Consolas, monospace;
}
.copy-btn {
  flex: 0 0 auto;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--panel-line);
  background: rgba(255, 255, 255, 0.07);
  color: var(--ink);
  font-size: 12.5px;
}
.copy-btn:hover { background: rgba(255, 255, 255, 0.14); }

.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; }
.feature {
  padding: 18px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--panel-line);
}
.feature__ico { font-size: 22px; margin-bottom: 10px; }
.feature h3 { margin: 0 0 7px; font-size: 14.5px; }
.feature p { margin: 0; font-size: 12.5px; color: var(--ink-dim); line-height: 1.75; }

.footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--panel-line);
  text-align: center;
  font-size: 12px;
  color: var(--ink-faint);
  line-height: 2;
}
.footer a { color: var(--ink-dim); text-decoration: underline; text-underline-offset: 3px; }

.preview-frame {
  position: relative;
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
  aspect-ratio: 9 / 16;
  border-radius: 20px;
  border: 1px solid var(--panel-line);
  overflow: hidden;
  background: #05030c;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.55);
}
.preview-frame iframe { width: 100%; height: 100%; border: 0; display: block; }

.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th, .table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--panel-line); }
.table th { color: var(--ink-faint); font-weight: 600; font-size: 11.5px; letter-spacing: 0.08em; }
.table td { color: var(--ink-dim); }
.table tr:last-child td { border-bottom: 0; }
.table code { font-size: 12px; color: var(--accent); }

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(90px + var(--safe-b));
  transform: translateX(-50%) translateY(16px);
  z-index: 80;
  padding: 11px 20px;
  border-radius: 999px;
  background: rgba(10, 8, 20, 0.92);
  border: 1px solid var(--panel-line);
  color: var(--ink);
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s, transform 0.28s;
  backdrop-filter: blur(12px);
}
.toast.is-show { opacity: 1; transform: translateX(-50%) translateY(0); }

.qr-box { display: grid; place-items: center; padding: 12px; border-radius: 14px; background: #fff; }
.qr-box canvas { display: block; width: 100%; max-width: 220px; height: auto; }

.tabs { display: flex; gap: 6px; margin-bottom: 18px; flex-wrap: wrap; }
.tab {
  padding: 9px 16px;
  border-radius: 11px;
  border: 1px solid var(--panel-line);
  background: transparent;
  color: var(--ink-dim);
  font-size: 13px;
  transition: 0.22s;
}
.tab.is-active { background: rgba(255, 255, 255, 0.1); color: var(--ink); border-color: rgba(255, 255, 255, 0.28); }

.note {
  padding: 13px 15px;
  border-left: 3px solid var(--accent);
  border-radius: 0 12px 12px 0;
  background: rgba(255, 255, 255, 0.045);
  font-size: 12.5px;
  color: var(--ink-dim);
  line-height: 1.8;
}
.note strong { color: var(--ink); }

/* ============================ 定制页布局 ============================ */

/* 默认（桌面 / 平板宽屏）：表单在左，预览在右 */
.customize-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 20px;
  align-items: start;
}
.customize-side { position: sticky; top: 70px; }

/* 预览框：固定手机比例，宽度跟着容器缩
   ⚠️ 原来写死 max-width:300px，手机上不肯缩，把左边表单挤成 36px 宽 */
.preview-frame { width: 100%; max-width: 300px; }
.preview-frame--fluid { max-width: none; }

/* 中等屏幕：预览收窄，给表单让位 */
@media (max-width: 1100px) {
  .customize-grid { grid-template-columns: minmax(0, 1fr) 280px; }
}

/* 手机 / 窄屏：塌成单栏，并且把预览提到最上面
   （填完字要立刻看到效果，滚回底部太费劲） */
@media (max-width: 860px) {
  .customize-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }
  .customize-side {
    position: static;      /* 去掉 sticky，否则单栏下会乱 */
    order: -1;             /* 预览排到最前 */
  }
  .preview-frame { max-width: 330px; margin: 0 auto; }

  /* 顶栏：横向排列 + 允许横向滚动，避免文字被压成一字一行 */
  .topbar { flex-wrap: nowrap; gap: 10px; }
  .topbar__links {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .topbar__links::-webkit-scrollbar { display: none; }
  .topbar__links a, .brand { white-space: nowrap; flex-shrink: 0; }

  /* 方案卡片单列 */
  .plan-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .panel { padding: 17px; border-radius: 18px; }
  .dock__btn { min-width: 52px; padding: 7px 8px; font-size: 10.5px; }
  /* 底栏文字过长时省略号，别把按钮撑变形 */
  .dock__btn .txt { max-width: 54px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .stage { padding-bottom: calc(104px + var(--safe-b)); }
  .page { padding-left: 14px; padding-right: 14px; }
  .hero h1 { font-size: clamp(22px, 7vw, 30px); }
  .hero { padding: 24px 0 18px; }
}

@media (max-width: 400px) {
  .topbar__links a { padding: 6px 10px; font-size: 12px; }
  .brand { font-size: 14px; }
  .preview-frame { max-width: 100%; }
}

@media print, (prefers-reduced-motion: reduce) {
  .enter, .loading__stars span, .fallback__heart, .dock__btn.is-on .ico { animation: none !important; }
}