/* 七夕·寻霖塘 R2 —— 粉色动态星笺（task_7a94e60079c1）
   六幕连贯分镜：水面命中 → 掌心星 → 化星成封 → 拆封 → 抽笺 → 读信
   粉色信封/信笺 × 星河夜色；素材零外链；reduced-motion 全量降级。
   不改动 rainholm-enhancements.* 任何规则，全部类名以 qx 前缀隔离。 */

:root {
  --qx-night-1: #06091a;
  --qx-night-2: #0d1430;
  --qx-veil: rgba(5, 8, 26, .78);
  --qx-star-gold: #ffe9a7;
  --qx-env-1: #f9e4ea;          /* 信封樱粉亮 */
  --qx-env-2: #f2cbd7;          /* 信封樱粉 */
  --qx-env-3: #e8b4c6;          /* 翻盖内衬深粉 */
  --qx-env-line: #e5a9bc;       /* 信封描边 */
  --qx-wax: #c24360;            /* 火漆玫红 */
  --qx-wax-hi: #e88aa4;         /* 火漆高光 */
  --qx-ribbon: #d4738c;         /* 缎带 */
  --qx-paper: #fcf1f4;          /* 信纸粉 */
  --qx-paper-deep: #f7e2e8;
  --qx-paper-line: #eec4d1;     /* 信纸细边 */
  --qx-ink: #5a3340;            /* 信纸墨色（暖褐粉） */
  --qx-ink-soft: #a47384;       /* 信纸弱化 */
  --qx-serif: "Noto Serif SC", "Songti SC", "STSong", serif;
  --qx-kai: "STKaiti", "KaiTi", "Kaiti SC", var(--qx-serif);
}
.qxscape {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: max(14px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right))
           max(14px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));
  overflow: hidden;
  font-family: var(--qx-serif);
  color: #fff7de;
}
.qxscape *, .qxscape *::before, .qxscape *::after,
.qxscape-frame, .qxscape-frame *, .qxscape-frame *::before, .qxscape-frame *::after { box-sizing: border-box; }

.qxscape__veil {
  position: absolute;
  inset: 0;
  border: 0;
  width: 100%;
  cursor: default;
  background:
    radial-gradient(circle at 50% 20%, rgba(104, 138, 231, .18), transparent 42%),
    radial-gradient(circle at 50% 108%, rgba(212, 115, 140, .10), transparent 46%),
    var(--qx-veil);
  backdrop-filter: blur(6px);
  animation: qx-veil-in .5s ease both;
}
@keyframes qx-veil-in { from { opacity: 0; } }

/* ---------- 第一幕：水面涟漪 + 流星 ---------- */
.qx-ripple {
  position: absolute;
  left: 50%; top: 72%;
  width: 150px; height: 44px;
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.qx-ripple i {
  position: absolute;
  inset: 0;
  border: 1.5px solid rgba(255, 233, 167, .55);
  border-radius: 50%;
  opacity: 0;
  animation: qx-ripple 2.1s ease-out infinite;
}
.qx-ripple i:nth-child(2) { animation-delay: .55s; }
.qx-ripple i:nth-child(3) { animation-delay: 1.1s; }
@keyframes qx-ripple {
  0% { transform: scale(.25); opacity: .9; }
  100% { transform: scale(1.65); opacity: 0; }
}
.qx-meteor {
  position: absolute;
  left: 50%; top: 0;
  width: 2px; height: 130px;
  transform: translate(-50%, 0) rotate(38deg);
  transform-origin: bottom center;
  background: linear-gradient(180deg, transparent, #fff 68%, var(--qx-star-gold));
  border-radius: 2px;
  filter: drop-shadow(0 0 8px rgba(255, 233, 167, .8));
  opacity: 0;
  pointer-events: none;
}
.qxscape--m1 .qx-meteor { animation: qx-meteor-fall .9s cubic-bezier(.5, 0, .8, .4) .15s both; }
@keyframes qx-meteor-fall {
  0% { opacity: 0; transform: translate(-50%, 0) rotate(38deg) translateY(-32vh); }
  12% { opacity: 1; }
  100% { opacity: 1; transform: translate(-50%, 0) rotate(38deg) translateY(52vh); }
}

/* ---------- 第二幕：掌心星 ---------- */
.qx-palmstar {
  position: relative;
  margin: 0;
  margin-top: 18vh;
  border: 0;
  background: none;
  padding: 34px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  animation: qx-star-rise 1.05s cubic-bezier(.22, 1.2, .36, 1) both;
}
.qx-palmstar__glow {
  position: absolute;
  inset: -18%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 233, 167, .34), rgba(166, 206, 255, .12) 52%, transparent 72%);
  animation: qx-breathe 2.6s ease-in-out infinite;
  pointer-events: none;
}
.qx-palmstar__img {
  display: block;
  width: min(46vw, 188px);
  max-width: 100%;
  height: auto;
  object-fit: contain;
  opacity: 0;
  transition: opacity .5s ease;
  filter: drop-shadow(0 10px 26px rgba(104, 138, 231, .45));
  animation: qx-star-hover 3.2s ease-in-out 1.1s infinite;
}
.qx-palmstar__img.is-in { opacity: 1; }
/* 任何框都不要：focus 一律无 outline 无阴影（蛋宝拍板） */
.qx-palmstar:focus, .qx-palmstar:focus-visible,
.qx-take:focus, .qx-take:focus-visible,
.qx-retry:focus, .qx-retry:focus-visible { outline: 0; box-shadow: none; }
/* 程序化焦点落在 stage 容器（tabindex=-1），不画任何样式 */
.qxscape__stage:focus { outline: 0; }
.qx-sr {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.qx-palmstar__hint {
  position: absolute;
  left: 50%; bottom: -6px;
  transform: translateX(-50%);
  white-space: nowrap;
  color: var(--qx-star-gold);
  font-size: 13px;
  letter-spacing: .14em;
  text-shadow: 0 0 12px rgba(255, 233, 167, .5);
  animation: qx-hint-pulse 1.8s ease-in-out infinite;
}
@keyframes qx-star-rise {
  0% { opacity: 0; transform: translateY(26vh) scale(.42); }
  60% { opacity: 1; }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes qx-star-hover {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-9px) rotate(2.5deg); }
}
@keyframes qx-breathe {
  0%, 100% { opacity: .65; transform: scale(.94); }
  50% { opacity: 1; transform: scale(1.06); }
}
@keyframes qx-hint-pulse { 50% { opacity: .45; } }

/* ---------- 第三幕：化星成封 ---------- */
.qx-burst {
  position: absolute;
  left: 50%; top: 50%;
  pointer-events: none;
}
.qx-burst i {
  position: absolute;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: radial-gradient(circle, #fff, var(--qx-star-gold) 70%, transparent);
  animation: qx-burst .78s cubic-bezier(.16, .8, .3, 1) both;
}
@keyframes qx-burst {
  0% { opacity: 1; transform: translate(0, 0) scale(1); }
  100% { opacity: 0; transform: translate(var(--dx), var(--dy)) scale(.35); }
}

.qx-env {
  position: relative;
  width: min(80vw, 340px);
  aspect-ratio: 1 / 1;
  filter: drop-shadow(0 24px 48px rgba(20, 6, 18, .55));
  animation: qx-env-in .82s cubic-bezier(.22, 1.15, .36, 1) both;
}
@keyframes qx-env-in {
  0% { opacity: 0; transform: scale(.55) rotate(-7deg); }
  58% { opacity: 1; transform: scale(1.04) rotate(2.2deg); }
  80% { transform: scale(.99) rotate(-1deg); }
  100% { opacity: 1; transform: scale(1) rotate(0); }
}
.qx-env__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: opacity .7s ease;
}
.qx-env__img--open { opacity: 0; }
/* 拆封：同机位 crossfade——火漆裂、翻盖掀起在图像内完成 */
.qx-env--opening .qx-env__img--closed { opacity: 0; }
.qx-env--opening .qx-env__img--open { opacity: 1; }
.qx-env__flash {
  position: absolute;
  left: 50%; top: 50%;
  width: 34%; aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 240, 246, .95), rgba(232, 138, 164, .4) 55%, transparent 75%);
  opacity: 0;
  z-index: 6;
  pointer-events: none;
}
.qx-env--opening .qx-env__flash { animation: qx-seal-flash .6s ease-out both; }
@keyframes qx-seal-flash {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(.5); }
  30% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(2.1); }
}
/* 弱网兜底：位图未就绪时的 CSS 信封（不空白） */
.qx-env--fallback {
  border-radius: 16px;
  background: linear-gradient(165deg, var(--qx-env-1), var(--qx-env-2) 72%, #eab9c9);
  border: 1px solid var(--qx-env-line);
  overflow: hidden;
}
.qx-env--fallback::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 56%;
  border-radius: 16px 16px 0 0;
  background: linear-gradient(180deg, #f6d3de, var(--qx-env-2) 86%);
  clip-path: polygon(0 0, 100% 0, 50% 96%);
  transition: opacity .5s ease, transform .5s ease;
}
.qx-env--fallback::after {
  content: "\2605";
  position: absolute;
  left: 50%; top: 50%;
  width: 20%; aspect-ratio: 1;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: radial-gradient(circle at 36% 30%, #d15472, var(--qx-wax) 64%, #9e2f4b);
  box-shadow: 0 3px 10px rgba(110, 20, 50, .4), inset 0 0 0 2px rgba(255,255,255,.16);
  color: #fbe3ea;
  font-size: clamp(18px, 7vw, 28px);
  transition: opacity .4s ease, transform .4s ease;
}
.qx-env--fallback.qx-env--opening::before { opacity: 0; transform: translateY(-14%); }
.qx-env--fallback.qx-env--opening::after { opacity: 0; transform: translate(-50%, -50%) scale(1.25); }

/* ---------- 第五幕：抽笺 / 信封退场 ---------- */
.qx-env--out {
  animation: qx-env-out .9s cubic-bezier(.5, 0, .75, .4) both;
}
@keyframes qx-env-out {
  0% { opacity: 1; transform: translateY(0) scale(1); }
  100% { opacity: 0; transform: translateY(15vh) scale(.82); }
}
.qx-paperlift {
  position: absolute;
  left: 50%; top: 50%;
  width: min(74vw, 280px);
  height: 128px;
  transform: translate(-50%, -92%);
  border-radius: 10px 10px 4px 4px;
  /* 纸纹由 JS 命中后注入（--qx-lift-art），普通进塘首屏不下载 */
  background: var(--qx-lift-art, none) center 28% / cover no-repeat,
    linear-gradient(180deg, var(--qx-paper), var(--qx-paper-deep));
  border: 0;
  box-shadow: 0 -6px 24px rgba(212, 115, 140, .22), inset 0 0 0 1px rgba(238, 196, 209, .6);
  overflow: hidden;
  z-index: 2;
  animation: qx-paper-lift 1s cubic-bezier(.3, .9, .35, 1) both;
}
@keyframes qx-paper-lift {
  0% { opacity: 0; transform: translate(-50%, -30%) scaleY(.5); }
  30% { opacity: 1; }
  100% { opacity: 1; transform: translate(-50%, -130%) scaleY(1); }
}

/* ---------- 第六幕：读信 ---------- */
.qx-paper {
  position: relative;
  width: min(92vw, 400px);
  max-width: 100%;
  display: flex;
  flex-direction: column;
  border-radius: 16px;
  /* 纸纹由 JS 命中后注入（--qx-paper-art），普通进塘首屏不下载 */
  background:
    var(--qx-paper-art, none) center 14% / 132% auto no-repeat,
    linear-gradient(180deg, rgba(194, 67, 96, .10), transparent 34px),
    linear-gradient(180deg, var(--qx-paper), var(--qx-paper-deep));
  background-color: var(--qx-paper);
  border: 1px solid var(--qx-paper-line);
  box-shadow: 0 26px 70px rgba(24, 6, 20, .5), inset 0 1px 0 rgba(255, 255, 255, .7);
  color: var(--qx-ink);
  overflow: hidden;
  animation: qx-paper-in .68s cubic-bezier(.22, 1.1, .36, 1) both;
}
@keyframes qx-paper-in {
  0% { opacity: 0; transform: translateY(7vh) scale(.78); border-radius: 10px; }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}
.qx-paper__head {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 14px 16px 10px;
  border-bottom: 1px solid rgba(194, 67, 96, .14);
}
.qx-paper__label {
  color: var(--qx-ink-soft);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .26em;
}
.qx-paper__close {
  flex: 0 0 auto;
  min-width: 40px; min-height: 40px;
  border: 0;
  border-radius: 999px;
  background: rgba(194, 67, 96, .10);
  color: #8f4356;
  font-size: 15px;
  cursor: pointer;
}
.qx-paper__title {
  flex: 0 0 auto;
  margin: 10px 20px 2px;
  color: #7c2a44;
  font-size: clamp(19px, 5.4vw, 23px);
  font-weight: 700;
  letter-spacing: .06em;
  text-align: center;
}
.qx-paper__scroll {
  flex: 1 1 auto;
  position: relative;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding: 6px 22px 10px;
  max-height: min(52vh, 480px);
  scrollbar-width: thin;
  scrollbar-color: rgba(194, 67, 96, .4) transparent;
}
/* 短信：居中与大留白 */
.qx-paper--short .qx-paper__scroll {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 24vh;
  padding-top: 22px;
  padding-bottom: 22px;
}
.qx-para {
  margin: 0 0 1.05em;
  font-family: var(--qx-kai);
  font-size: clamp(16px, 4.5vw, 19px);
  line-height: 1.95;
  letter-spacing: .02em;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .55s ease, transform .55s ease;
}
.qx-para.is-in { opacity: 1; transform: none; }
.qx-paper--short .qx-para { text-align: center; }
.qx-paper--short .qx-para:last-of-type { margin-bottom: .2em; }
.qx-paper__from {
  margin: -.2em 0 .2em;
  color: var(--qx-ink-soft);
  font-family: var(--qx-kai);
  font-size: clamp(14px, 4vw, 16px);
  text-align: right;
  opacity: 0;
  transition: opacity .6s ease;
}
.qx-paper__from.is-in { opacity: 1; }
/* 滚动提示罩（JS 依滚动位置加类） */
.qx-paper__fade {
  position: absolute;
  left: 0; right: 0;
  height: 26px;
  pointer-events: none;
  opacity: 0;
  transition: opacity .3s;
  z-index: 2;
}
.qx-paper__fade--top { top: 0; background: linear-gradient(180deg, var(--qx-paper), transparent); }
.qx-paper__fade--bottom { bottom: 0; background: linear-gradient(0deg, var(--qx-paper-deep), transparent); }
.qx-paper.can-up .qx-paper__fade--top,
.qx-paper.can-down .qx-paper__fade--bottom { opacity: 1; }
.qx-paper__actions {
  flex: 0 0 auto;
  padding: 10px 16px max(14px, env(safe-area-inset-bottom));
  border-top: 1px solid rgba(194, 67, 96, .14);
  background: linear-gradient(180deg, rgba(252, 241, 244, .7), var(--qx-paper-deep));
}
.qx-take {
  display: block;
  width: 100%;
  min-height: 48px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, #c94f6d, #a83655);
  box-shadow: 0 8px 22px rgba(140, 30, 66, .35), inset 0 1px 0 rgba(255, 255, 255, .22);
  color: #fff3f6;
  font-family: var(--qx-serif);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .18em;
  cursor: pointer;
}
.qx-take:disabled { opacity: .6; }
.qx-paper--leaving { animation: qx-paper-leave .55s cubic-bezier(.5, 0, .75, .4) both; }
@keyframes qx-paper-leave {
  100% { opacity: 0; transform: translateY(9vh) scale(.86); }
}

/* ---------- 读信等待 / 错误 ---------- */
.qx-paper__waiting {
  padding: 34px 22px;
  color: var(--qx-ink-soft);
  font-size: 14px;
  letter-spacing: .1em;
  text-align: center;
  animation: qx-hint-pulse 1.6s ease-in-out infinite;
}
.qx-paper__error {
  padding: 22px;
  color: #8f4356;
  font-size: 14px;
  line-height: 1.8;
  text-align: center;
}
.qx-retry {
  margin: 10px auto 4px;
  display: block;
  min-height: 42px;
  padding: 0 22px;
  border: 1px solid rgba(194, 67, 96, .5);
  border-radius: 999px;
  background: none;
  color: #8f4356;
  font-family: var(--qx-serif);
  font-size: 14px;
  cursor: pointer;
}
.qx-retry--ghost {
  border-color: transparent;
  color: var(--qx-ink-soft);
  font-size: 13px;
}

/* ---------- 音效开关 / 提示 toast ---------- */
.qx-sound {
  position: absolute;
  top: max(12px, env(safe-area-inset-top));
  right: max(12px, env(safe-area-inset-right));
  z-index: 9;
  min-width: 44px; min-height: 44px;
  border: 1px solid rgba(255, 233, 167, .35);
  border-radius: 999px;
  background: rgba(9, 13, 45, .6);
  color: var(--qx-star-gold);
  font-size: 17px;
  cursor: pointer;
}
.qx-toast {
  position: absolute;
  left: 50%; bottom: max(20px, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  max-width: min(88vw, 360px);
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(9, 13, 45, .88);
  border: 1px solid rgba(255, 233, 167, .3);
  color: #ffeec2;
  font-size: 13px;
  letter-spacing: .06em;
  text-align: center;
  opacity: 0;
  animation: qx-toast-in 3.4s ease both;
  pointer-events: none;
}
@keyframes qx-toast-in {
  8%, 86% { opacity: 1; transform: translateX(-50%) translateY(0); }
  0%, 100% { opacity: 0; transform: translateX(-50%) translateY(8px); }
}

/* ---------- reduced-motion：全部降级为淡入、阶段直抵 ---------- */
@media (prefers-reduced-motion: reduce) {
  .qxscape__veil,
  .qx-palmstar,
  .qx-env,
  .qx-paper { animation-duration: .01s !important; animation-delay: 0s !important; }
  .qx-ripple, .qx-meteor, .qx-burst, .qx-paperlift { display: none !important; }
  .qx-palmstar__img, .qx-palmstar__glow, .qx-palmstar__hint { animation: none !important; }
  .qx-env__img { transition-duration: .01s !important; }
  .qx-para, .qx-paper__from { transition-duration: .15s !important; }
}