/* ============================================================
   电子抽纸 · e-tissue
   视觉规范：莫兰迪低饱和 / 优雅克制 / 大量留白
   ============================================================ */

:root{
  --c-primary:#8c5474;
  --c-primary-soft:#f0e6ec;
  --c-secondary:#9e6b70;
  --c-accent:#59ac53;
  --c-accent-soft:#e8f3e7;
  --c-bg:#fbf8fa;
  --c-card:#ffffff;
  --c-text:#2c1b25;
  --c-sub:#7a5c6d;
  --c-line:#e6dbe1;

  --radius:14px;

  --font-serif:'Noto Serif SC','Songti SC',Georgia,'Times New Roman',serif;
  --font-sans:system-ui,-apple-system,'PingFang SC','Microsoft YaHei','Segoe UI',sans-serif;

  --shadow-tight:0 1px 2px rgba(140,84,116,.05), 0 5px 16px rgba(140,84,116,.08);
  --shadow:0 1px 2px rgba(140,84,116,.05), 0 14px 36px rgba(140,84,116,.11);

  /* 皮肤变量（由 JS 按当前皮肤覆写） */
  --skin-box1:#eee5d6;
  --skin-box2:#e0d2bf;
  --skin-paper:#fdfbf5;
  --skin-ink:#8c5474;
  --skin-slot:#fbf7f0;
}

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

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

body{
  font-family:var(--font-sans);
  background:var(--c-bg);
  color:var(--c-text);
  min-height:100dvh;
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

/* 顶部极淡的暖色光晕 */
body::before{
  content:"";
  position:fixed; inset:0;
  background:radial-gradient(120% 70% at 50% -12%, #f3e8ee 0%, rgba(251,248,250,0) 55%);
  pointer-events:none;
  z-index:0;
}

/* 极淡噪点纹理 */
.noise{
  position:fixed; inset:0;
  z-index:999;
  pointer-events:none;
  opacity:.045;
  mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
}

.app{
  position:relative;
  z-index:1;
  max-width:520px;
  margin:0 auto;
  padding:22px 20px 132px;
}

button{ font-family:inherit; }
:focus-visible{ outline:2px solid var(--c-accent); outline-offset:2px; }

/* ---------- 顶栏 ---------- */
.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:4px 2px 20px;
}
.brand{ display:flex; align-items:center; gap:13px; }
.brand-mark{
  width:44px; height:44px;
  border-radius:var(--radius);
  background:linear-gradient(140deg, var(--c-primary), var(--c-secondary));
  color:#fff;
  display:grid; place-items:center;
  box-shadow:var(--shadow-tight);
}
.brand-mark svg{ width:24px; height:24px; }
.brand-name{
  font-family:var(--font-serif);
  font-size:21px; font-weight:600;
  letter-spacing:.05em;
}
.brand-sub{ font-size:11px; color:var(--c-sub); letter-spacing:.18em; margin-top:1px; }

.sound-btn{
  width:42px; height:42px;
  border-radius:var(--radius);
  border:1px solid var(--c-line);
  background:var(--c-card);
  color:var(--c-primary);
  display:grid; place-items:center;
  cursor:pointer;
  box-shadow:var(--shadow-tight);
  transition:transform .16s ease;
}
.sound-btn:active{ transform:scale(.93); }
.sound-btn .ic{ width:20px; height:20px; }
.sound-btn .ic-off{ display:none; }
.sound-btn.off .ic-on{ display:none; }
.sound-btn.off .ic-off{ display:block; }

/* ---------- 视图 ---------- */
.main{ }
.view{ display:none; }
.view.is-active{ display:block; animation:viewIn .42s ease both; }
@keyframes viewIn{
  from{ opacity:0; transform:translateY(12px); }
  to{ opacity:1; transform:none; }
}

.view-head{ padding:8px 2px 18px; }
.view-head h2{ font-family:var(--font-serif); font-size:24px; font-weight:600; letter-spacing:.04em; }
.view-head p{ color:var(--c-sub); font-size:13px; margin-top:5px; letter-spacing:.02em; }

/* ---------- 首页 hero ---------- */
.hero{ text-align:center; padding:10px 0 2px; }
.hero-kicker{
  font-size:10px; letter-spacing:.32em;
  color:var(--c-secondary);
  text-transform:uppercase;
}
.hero-title{
  font-family:var(--font-serif);
  font-size:26px; font-weight:600; line-height:1.45;
  letter-spacing:.06em;
  margin-top:10px;
  color:var(--c-text);
}

/* ---------- 抽纸盒 ---------- */
.box-stage{
  position:relative;
  width:100%;
  height:306px;
  margin:10px auto 0;
}
/* 盒底柔和投影 */
.box-stage::after{
  content:"";
  position:absolute;
  left:50%; bottom:2px;
  width:236px; height:26px;
  transform:translateX(-50%);
  border-radius:50%;
  background:radial-gradient(ellipse, rgba(140,84,116,.16), transparent 70%);
  pointer-events:none;
}

.box{
  position:absolute;
  left:50%; bottom:18px;
  width:240px; height:186px;
  transform:translateX(-50%);
  border-radius:var(--radius);
  border:1px solid var(--c-line);
  background:linear-gradient(150deg, var(--skin-box1) 0%, var(--skin-box2) 100%);
  box-shadow:var(--shadow);
  transition:background .5s ease, border-color .3s ease;
}
.box::before{
  content:"";
  position:absolute; inset:0;
  border-radius:inherit;
  background:linear-gradient(180deg, rgba(255,255,255,.34), rgba(255,255,255,0) 42%);
  pointer-events:none;
}
.box.shake{ animation:shakeX .32s ease; }
@keyframes shakeX{
  0%,100%{ transform:translateX(-50%); }
  25%{ transform:translateX(calc(-50% - 3px)); }
  50%{ transform:translateX(-50%); }
  75%{ transform:translateX(calc(-50% + 3px)); }
}
.box.celebrate{ animation:celeb .55s ease; }
@keyframes celeb{
  0%{ transform:translateX(-50%) scale(1); }
  40%{ transform:translateX(-50%) scale(1.035); }
  100%{ transform:translateX(-50%) scale(1); }
}

/* 抽取口 */
.slot{
  position:absolute;
  left:50%; top:-12px;
  width:128px; height:26px;
  transform:translateX(-50%);
  border-radius:13px;
  background:var(--skin-slot);
  border:1px solid var(--c-line);
  box-shadow:inset 0 1px 4px rgba(140,84,116,.18), 0 1px 0 rgba(255,255,255,.6);
  z-index:3;
}
.slot::before{
  content:"";
  position:absolute;
  left:50%; top:50%;
  width:82%; height:9px;
  transform:translate(-50%,-50%);
  border-radius:999px;
  background:radial-gradient(circle, #e9e0e4 0%, var(--skin-slot) 72%);
  opacity:.9;
}

.box-face{
  position:absolute;
  inset:16px 14px 14px;
  border-radius:10px;
  display:grid; place-items:center;
}
.box-label{
  text-align:center;
  font-family:var(--font-serif);
  color:var(--skin-ink);
  font-size:17px;
  letter-spacing:.22em;
  line-height:1.55;
}
.box-label i{
  display:block;
  font-style:normal;
  font-family:var(--font-sans);
  font-size:9px;
  letter-spacing:.4em;
  opacity:.55;
  margin-top:7px;
}
/* 印花皮肤的细碎小点 */
.box[data-skin="print"] .box-face{
  background-image:radial-gradient(rgba(140,84,116,.16) 1.4px, transparent 1.6px);
  background-size:17px 17px;
  background-position:0 0;
}

/* ---------- 纸巾 ---------- */
.tissue{
  position:absolute;
  left:50%; bottom:208px;
  z-index:4;
  transform:translateX(-50%) scaleY(.32);
  transform-origin:50% 100%;
  pointer-events:none;
  will-change:transform;
  transition:transform .35s ease, opacity .3s ease;
}
.tissue .sheet{
  position:absolute;
  left:50%; bottom:0;
  width:62px; height:150px;
  transform:translateX(-50%);
  border-radius:10px 10px 8px 8px;
  border:1px solid rgba(255,255,255,.85);
  background:
    linear-gradient(180deg, var(--skin-paper) 0%, #f2ece6 58%, #ebe2da 100%);
  box-shadow:0 2px 4px rgba(140,84,116,.12), inset 0 1px 0 #fff;
}
.tissue .sheet::before{
  content:"";
  position:absolute;
  left:50%; top:10px; bottom:10px;
  width:1px;
  transform:translateX(-50%);
  background:linear-gradient(180deg, rgba(140,84,116,0), rgba(140,84,116,.10), rgba(140,84,116,0));
}
.tissue .sheet::after{
  content:"";
  position:absolute;
  left:12px; right:12px; top:14px; bottom:14px;
  border-radius:6px;
  background-image:repeating-linear-gradient(0deg, rgba(140,84,116,.05) 0 1px, transparent 1px 28px);
}
.tissue.pulling{ animation:pullOut .5s cubic-bezier(.2,.75,.3,1) forwards; }
.tissue.released{ animation:releasePop .62s cubic-bezier(.3,.6,.3,1) forwards; }
@keyframes pullOut{
  0%{ transform:translateX(-50%) scaleY(.32); }
  62%{ transform:translateX(-50%) scaleY(1.1); }
  100%{ transform:translateX(-50%) scaleY(1); }
}
@keyframes releasePop{
  0%{ transform:translateX(-50%) scaleY(1); opacity:1; }
  38%{ transform:translate(-50%,-18px) scale(1.03,1); }
  100%{ transform:translate(-50%,-70px) scale(1.09,1.02); opacity:0; }
}

/* 印花皮肤：纸巾上的小点 */
.box-stage[data-skin="print"] .tissue .sheet::after{
  background-image:radial-gradient(rgba(140,84,116,.15) 1.2px, transparent 1.5px);
  background-size:15px 15px;
}

/* 浮动 +N 数值 */
.float-num{
  position:absolute;
  left:50%; top:118px;
  transform:translateX(-50%);
  z-index:20;
  font-family:var(--font-serif);
  color:var(--c-accent);
  font-size:21px;
  letter-spacing:.05em;
  pointer-events:none;
  text-shadow:0 1px 0 #fff;
  animation:floatUp .95s ease-out forwards;
}
@keyframes floatUp{
  0%{ opacity:0; transform:translate(-50%,8px) scale(.8); }
  22%{ opacity:1; }
  100%{ opacity:0; transform:translate(-50%,-56px) scale(1.06); }
}

/* ---------- 环保值 ---------- */
.eco-display{ text-align:center; margin-top:2px; }
.eco-num{
  font-family:var(--font-serif);
  font-size:34px; font-weight:600;
  color:var(--c-primary);
  letter-spacing:.02em;
}
.eco-unit{ margin-left:8px; font-size:12px; color:var(--c-sub); letter-spacing:.16em; }
.eco-hint{ margin-top:3px; font-size:12px; color:var(--c-sub); letter-spacing:.04em; }

.pull-btn{
  display:block;
  margin:16px auto 0;
  padding:13px 48px;
  border:none;
  border-radius:var(--radius);
  font-family:var(--font-serif);
  font-size:17px;
  letter-spacing:.3em;
  text-indent:.3em;
  color:#fff;
  background:linear-gradient(120deg, var(--c-accent), #6cbf65);
  box-shadow:0 10px 22px rgba(89,172,83,.30);
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease;
}
.pull-btn:active{ transform:scale(.96); box-shadow:0 6px 14px rgba(89,172,83,.22); }
.pull-note{ margin-top:9px; text-align:center; font-size:11px; color:var(--c-sub); letter-spacing:.05em; }

/* ---------- 统计 ---------- */
.stats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:10px;
  margin-top:22px;
}
.stat{
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:14px 6px 12px;
  text-align:center;
  box-shadow:var(--shadow-tight);
}
.stat-num{ display:block; font-family:var(--font-serif); font-size:20px; color:var(--c-primary); }
.stat-label{ display:block; margin-top:2px; font-size:11px; color:var(--c-sub); letter-spacing:.08em; }

/* ---------- 通用面板 ---------- */
.panel{
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:18px 18px 20px;
  box-shadow:var(--shadow-tight);
  margin-top:16px;
}
.panel-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  margin-bottom:14px;
}
.panel-head h3{ font-family:var(--font-serif); font-size:16px; letter-spacing:.08em; }
.panel-tag{ font-size:12px; color:var(--c-accent); letter-spacing:.06em; }
.next-skin{ font-size:12px; color:var(--c-sub); letter-spacing:.04em; }

.progress{
  height:8px;
  border-radius:999px;
  background:var(--c-line);
  overflow:hidden;
}
.progress-bar{
  display:block;
  height:100%;
  width:0;
  border-radius:inherit;
  background:linear-gradient(90deg, var(--c-secondary), var(--c-primary));
  transition:width .6s cubic-bezier(.2,.7,.3,1);
}
.progress-note{ margin-top:10px; font-size:12px; color:var(--c-sub); letter-spacing:.02em; }

/* ---------- 签到 ---------- */
.week{
  display:grid;
  grid-template-columns:repeat(7,1fr);
  gap:6px;
}
.day{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:3px;
  padding:9px 0 8px;
  border:1px solid var(--c-line);
  background:var(--c-bg);
  border-radius:12px;
  color:var(--c-sub);
  font-size:12px;
  cursor:pointer;
  transition:transform .15s ease, background .2s ease, border-color .2s ease;
}
.day:active{ transform:scale(.94); }
.day .day-w{ font-size:10px; letter-spacing:.05em; }
.day .day-n{ font-size:14px; font-weight:600; color:var(--c-text); }
.day.today{ border-color:var(--c-primary); background:var(--c-card); box-shadow:0 0 0 1px var(--c-primary); }
.day.today .day-n{ color:var(--c-primary); }
.day.done{ background:var(--c-accent-soft); border-color:var(--c-accent); }
.day.done .day-n{ color:var(--c-accent); }
.day.done .day-w{ color:var(--c-accent); }
.day.missed{ opacity:.62; }
.day.future{ opacity:.5; }

.checkin-btn{
  display:block;
  width:100%;
  margin-top:14px;
  padding:12px 0;
  border:none;
  border-radius:var(--radius);
  background:var(--c-accent);
  color:#fff;
  font-size:15px;
  letter-spacing:.14em;
  text-indent:.14em;
  cursor:pointer;
  box-shadow:0 8px 18px rgba(89,172,83,.26);
  transition:transform .15s ease, background .2s ease;
}
.checkin-btn:active{ transform:scale(.97); }
.checkin-btn.done{
  background:var(--c-accent-soft);
  color:var(--c-accent);
  box-shadow:none;
}

/* ---------- 皮肤商店 ---------- */
.skin-card{
  display:grid;
  grid-template-columns:88px 1fr;
  gap:6px 14px;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:14px;
  box-shadow:var(--shadow-tight);
  margin-bottom:12px;
  transition:border-color .25s ease;
}
.skin-card.is-equipped{ border-color:var(--c-primary); }
.skin-preview{
  position:relative;
  height:88px;
  border-radius:12px;
  background:linear-gradient(150deg, var(--p1), var(--p2));
  border:1px solid var(--c-line);
  display:flex;
  align-items:flex-end;
  justify-content:center;
  padding-bottom:9px;
}
.skin-pv-slot{
  position:absolute;
  top:-1px; left:50%;
  width:56%; height:10px;
  transform:translateX(-50%);
  border-radius:999px;
  background:#fff;
  border:1px solid var(--c-line);
  box-shadow:inset 0 1px 2px rgba(140,84,116,.16);
}
.skin-pv-label{ font-family:var(--font-serif); color:var(--pi); font-size:13px; letter-spacing:.16em; }
.skin-info{ display:flex; flex-direction:column; justify-content:center; }
.skin-name{ font-family:var(--font-serif); font-size:16px; letter-spacing:.1em; }
.skin-desc{ font-size:12px; color:var(--c-sub); margin-top:3px; line-height:1.55; }
.skin-foot{ grid-column:1 / -1; display:flex; align-items:center; justify-content:space-between; padding-top:4px; }
.skin-price{ font-size:12px; color:var(--c-sub); }
.tag-free{ color:var(--c-sub); letter-spacing:.05em; }
.tag-cost{ color:var(--c-primary); letter-spacing:.05em; }
.skin-btn{
  border:none;
  border-radius:var(--radius);
  padding:8px 24px;
  font-size:13px;
  letter-spacing:.12em;
  cursor:pointer;
  background:var(--c-primary);
  color:#fff;
  transition:transform .15s ease, background .2s ease, opacity .2s ease;
}
.skin-btn:active{ transform:scale(.95); }
.skin-btn.is-on{ background:var(--c-accent-soft); color:var(--c-accent); }
.skin-btn.can-buy{ background:var(--c-accent); box-shadow:0 6px 14px rgba(89,172,83,.24); }
.skin-btn.locked{ background:var(--c-line); color:var(--c-sub); box-shadow:none; }

.balance-panel{
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:14px;
  color:var(--c-sub);
}
.balance-num{
  font-family:var(--font-serif);
  font-size:24px;
  color:var(--c-primary);
  letter-spacing:.02em;
}

/* ---------- 排行榜 ---------- */
.seg{
  display:flex;
  background:var(--c-primary-soft);
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:4px;
  margin-bottom:16px;
}
.seg-btn{
  flex:1;
  border:none;
  background:transparent;
  padding:9px 0;
  font-size:13px;
  color:var(--c-sub);
  border-radius:10px;
  cursor:pointer;
  letter-spacing:.1em;
  transition:all .22s ease;
}
.seg-btn.is-active{
  background:var(--c-card);
  color:var(--c-primary);
  font-weight:600;
  box-shadow:0 2px 8px rgba(140,84,116,.12);
}

.rank-row{
  display:flex;
  align-items:center;
  gap:12px;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:12px 14px;
  margin-bottom:10px;
  box-shadow:var(--shadow-tight);
}
.rank-row.is-me{ border-color:var(--c-primary); background:var(--c-primary-soft); }
.rank-no{
  width:27px; height:27px;
  display:grid; place-items:center;
  border-radius:50%;
  font-family:var(--font-serif);
  font-size:12px;
  color:var(--c-sub);
  flex:none;
}
.rank-no.top1{ background:var(--c-primary); color:#fff; }
.rank-no.top2{ background:var(--c-secondary); color:#fff; }
.rank-no.top3{ background:var(--c-accent); color:#fff; }
.rank-av{
  width:38px; height:38px;
  border-radius:50%;
  background:var(--c-bg);
  border:1px solid var(--c-line);
  display:grid; place-items:center;
  font-size:19px;
  flex:none;
}
.rank-name{
  flex:1;
  font-size:15px;
  letter-spacing:.03em;
  display:flex;
  align-items:center;
  gap:7px;
}
.me-tag{
  font-style:normal;
  font-size:10px;
  color:var(--c-primary);
  background:var(--c-card);
  border:1px solid var(--c-line);
  padding:1px 7px;
  border-radius:999px;
  letter-spacing:.1em;
}
.rank-pts{ font-size:12px; color:var(--c-sub); white-space:nowrap; letter-spacing:.03em; }

/* ---------- 底部导航 ---------- */
.tabbar{
  position:fixed;
  z-index:50;
  left:50%;
  transform:translateX(-50%);
  bottom:calc(12px + env(safe-area-inset-bottom));
  width:min(calc(100% - 28px), 520px);
  display:flex;
  gap:6px;
  padding:8px;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  box-shadow:0 12px 32px rgba(140,84,116,.16);
}
.tab{
  flex:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:4px;
  padding:7px 0 6px;
  border:none;
  background:transparent;
  color:var(--c-sub);
  font-size:11px;
  letter-spacing:.08em;
  border-radius:var(--radius);
  cursor:pointer;
  transition:color .2s ease, background .2s ease;
}
.tab svg{ width:21px; height:21px; }
.tab.is-active{ color:var(--c-primary); background:var(--c-primary-soft); }

/* ---------- Toast ---------- */
.toast{
  position:fixed;
  left:50%;
  bottom:calc(96px + env(safe-area-inset-bottom));
  transform:translate(-50%,14px);
  z-index:60;
  background:var(--c-primary);
  color:#fff;
  padding:9px 20px;
  border-radius:999px;
  font-size:13px;
  letter-spacing:.04em;
  opacity:0;
  pointer-events:none;
  box-shadow:0 10px 26px rgba(140,84,116,.32);
  transition:opacity .25s ease, transform .25s ease;
  max-width:calc(100% - 48px);
}
.toast.show{ opacity:1; transform:translate(-50%,0); }

/* ---------- 桌面留白 ---------- */
@media (min-width:600px){
  .app{ padding-top:44px; }
}