:root{
  --primary:#f97316;
  --primary-d:#ea6a0a;
  --primary-soft:#fff2e6;
  --gold:#ffb648;
  --card:#ffffff;
  --text:#1f2430;
  --sub:#8b90a0;
  --faint:#b9bdc9;
  --line:#eef0f5;
  --green:#12b76a;
  --shadow:0 1px 2px rgba(24,28,45,.03), 0 8px 24px rgba(24,28,45,.05);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(1100px 360px at 50% -130px, #fff2e4 0%, rgba(255,242,228,0) 72%),
    linear-gradient(180deg,#f7f8fc 0%,#fbfaf8 100%);
  background-attachment:fixed;
  max-width:480px;margin:0 auto;min-height:100vh;position:relative;
  padding-bottom:calc(24px + env(safe-area-inset-bottom));
  -webkit-font-smoothing:antialiased;
}

/* ---------- 顶部栏 ---------- */
.topbar{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#fb8b3c 0%,#f97316 55%,#f2610a 100%);
  color:#fff;padding:20px 18px 24px;display:flex;justify-content:space-between;align-items:center;
  border-radius:0 0 24px 24px;box-shadow:0 10px 26px rgba(249,115,22,.22);
}
.topbar-glow{position:absolute;width:260px;height:260px;right:-70px;top:-150px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.28),rgba(255,255,255,0) 70%);pointer-events:none;}
.user{display:flex;align-items:center;gap:11px;position:relative;}
.avatar{width:44px;height:44px;border-radius:15px;background:rgba(255,255,255,.2);
  border:1.5px solid rgba(255,255,255,.55);display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:800;backdrop-filter:blur(6px);box-shadow:inset 0 1px 0 rgba(255,255,255,.35);}
.user-meta .greet{font-size:15px;font-weight:700;letter-spacing:.2px;}
.user-meta .uid{font-size:11px;opacity:.82;margin-top:4px;letter-spacing:.3px;}
.balance{text-align:right;position:relative;}
.coin-pill{display:inline-flex;align-items:center;gap:5px;background:rgba(255,255,255,.2);
  border:1px solid rgba(255,255,255,.35);padding:5px 11px;border-radius:20px;backdrop-filter:blur(6px);}
.coin-ico{font-size:14px;}
.coin-num{font-size:17px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:.3px;}
.cash-row{font-size:10.5px;opacity:.85;margin-top:6px;letter-spacing:.2px;}

/* ---------- 视图骨架 ---------- */
.view{padding:16px 14px 0;}
.section-title{font-size:15.5px;font-weight:750;margin:20px 2px 11px;display:flex;align-items:center;gap:8px;letter-spacing:.2px;}
.section-title .bar{width:4px;height:16px;background:linear-gradient(180deg,var(--gold),var(--primary));border-radius:4px;}
.sec-sub{margin-left:auto;font-size:11px;font-weight:500;color:var(--faint);letter-spacing:.5px;}
.page-head{padding:6px 2px 14px;}
.ph-t{font-size:22px;font-weight:800;letter-spacing:.3px;}
.ph-s{font-size:12px;color:var(--sub);margin-top:5px;}

/* ---------- 首页 Hero ---------- */
.hero{background:linear-gradient(135deg,#fff 0%,#fffaf4 100%);border:1px solid #f6e9da;
  border-radius:18px;padding:17px 18px;box-shadow:var(--shadow);position:relative;overflow:hidden;
  animation:rise .45s ease both;}
.hero:after{content:"";position:absolute;width:120px;height:120px;right:-40px;bottom:-60px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,182,72,.18),rgba(255,182,72,0) 70%);}
.hero-t{font-size:16px;font-weight:800;line-height:1.5;}
.hero-s{font-size:12px;color:var(--sub);margin-top:7px;line-height:1.6;}
.hero-stat{display:inline-flex;align-items:center;gap:8px;margin-top:13px;
  font-size:11.5px;color:var(--primary-d);background:var(--primary-soft);
  padding:6px 11px;border-radius:20px;font-weight:600;}
.hero-stat b{font-variant-numeric:tabular-nums;font-size:13px;}
.hero-stat .sep{opacity:.45;}

/* ---------- 签到 ---------- */
.sign-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px;
  box-shadow:var(--shadow);animation:rise .45s .06s ease both;}
.sign-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;}
.sign-t{font-size:14px;font-weight:750;}
.sign-d{font-size:11px;color:var(--faint);margin-top:5px;}
.sign-badge{font-size:11px;font-weight:700;color:var(--primary-d);background:var(--primary-soft);
  padding:5px 10px;border-radius:20px;white-space:nowrap;}
.sign-track{display:flex;justify-content:space-between;position:relative;margin:20px 2px 18px;}
.sign-track:before{content:"";position:absolute;left:6%;right:6%;top:15px;height:2px;background:var(--line);}
.sign-node{position:relative;width:13%;text-align:center;z-index:1;}
.sign-node .nd{width:30px;height:30px;margin:0 auto;border-radius:50%;background:#f4f5f9;color:var(--faint);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;border:2px solid #f4f5f9;}
.sign-node.done .nd{background:linear-gradient(135deg,var(--gold),var(--primary));color:#fff;border-color:#fff;
  box-shadow:0 3px 8px rgba(249,115,22,.3);}
.sign-node.next .nd{border-color:var(--primary);color:var(--primary-d);background:#fff;
  box-shadow:0 0 0 4px rgba(249,115,22,.1);}
.sign-node .nl{display:block;font-size:10px;color:var(--faint);margin-top:6px;}
.sign-btn{width:100%;border:none;background:linear-gradient(135deg,#fb8b3c,var(--primary));color:#fff;
  padding:12px;border-radius:12px;font-size:14px;font-weight:750;letter-spacing:.3px;
  box-shadow:0 6px 14px rgba(249,115,22,.25);}
.sign-btn:disabled{background:#f1f2f6;color:var(--faint);box-shadow:none;}

/* ---------- 内容列表 ---------- */
.read-list{background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;
  box-shadow:var(--shadow);animation:rise .45s .12s ease both;}
.read-card{display:flex;align-items:flex-start;gap:12px;padding:15px 14px;border-bottom:1px solid var(--line);
  cursor:pointer;transition:background .18s;}
.read-card:last-child{border-bottom:none;}
.read-card:active{background:#fffaf4;}
.read-card .ri{width:42px;height:42px;border-radius:13px;flex-shrink:0;
  background:linear-gradient(135deg,#fff3e3,#ffe6cc);display:flex;align-items:center;justify-content:center;font-size:21px;}
.read-card.is-read .ri{background:linear-gradient(135deg,#eef7f1,#e3f4ea);}
.read-card .rt{flex:1;min-width:0;}
.read-card .rname{font-size:14px;font-weight:700;line-height:1.45;}
.read-card .rlead{font-size:11.5px;color:var(--sub);margin-top:5px;line-height:1.5;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.read-card .rmeta{display:flex;align-items:center;gap:7px;margin-top:9px;font-size:10.5px;color:var(--faint);}
.rtag{background:#f4f5f9;color:#8b90a0;padding:3px 8px;border-radius:6px;font-weight:600;}
.rdone{margin-left:auto;color:var(--green);font-weight:700;}
.read-card .rarrow{font-size:22px;color:#d6dae3;align-self:center;flex-shrink:0;}
.more-btn{width:100%;margin-top:12px;border:1px dashed #ffd2a8;background:#fffaf4;color:var(--primary-d);
  padding:12px;border-radius:13px;font-size:13px;font-weight:700;}
.more-btn span{margin-left:4px;}
.chips{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 14px;-webkit-overflow-scrolling:touch;scrollbar-width:none;}
.chips::-webkit-scrollbar{display:none;}
.chip{flex-shrink:0;border:1px solid var(--line);background:#fff;color:var(--sub);
  padding:7px 14px;border-radius:20px;font-size:12px;font-weight:600;}
.chip.sel{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 4px 10px rgba(249,115,22,.22);}
.empty{padding:26px 14px;text-align:center;color:var(--faint);font-size:12px;}

/* ---------- 说明卡 ---------- */
.note-card{display:flex;gap:11px;background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:14px;margin:18px 0 10px;box-shadow:var(--shadow);}
.note-card.soft{background:#fffdf9;border-color:#f6e9da;}
.note-ico{font-size:18px;line-height:1.4;}
.note-txt{font-size:12px;color:var(--sub);line-height:1.75;}
.note-txt b{color:var(--text);font-size:13px;}

/* ---------- 我的 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:6px;}
.stat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:15px 14px;box-shadow:var(--shadow);}
.stat .sv{font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:.3px;}
.stat .sl{font-size:11px;color:var(--faint);margin-top:5px;}
.mine-row{background:#fff;border:1px solid var(--line);border-radius:16px;padding:4px 14px;box-shadow:var(--shadow);}
.rec{display:flex;align-items:flex-start;gap:10px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:12.5px;}
.rec:last-child{border-bottom:none;}
.rec-ico{font-size:15px;line-height:1.4;}
.rec-txt{flex:1;color:#4a5060;line-height:1.5;}
.rec-txt b{color:var(--primary-d);}
.rec-time{display:block;color:var(--faint);font-size:10.5px;margin-top:3px;}
.mine-row.about{padding:6px 16px 12px;}
.mine-row.about p{font-size:12px;color:var(--sub);line-height:1.8;margin:12px 0;}
.mine-row.about b{color:var(--text);}
.uid-line{text-align:center;font-size:10.5px;color:var(--faint);padding:18px 0 8px;letter-spacing:.5px;}

/* ---------- 底部导航 ---------- */
.tabbar{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:480px;
  background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-top:1px solid var(--line);
  display:flex;z-index:30;padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -6px 20px rgba(24,28,45,.04);}
.tab{position:relative;flex:1;background:none;border:none;padding:10px 0 8px;display:flex;flex-direction:column;
  align-items:center;gap:3px;color:var(--faint);font-size:11px;font-weight:600;}
.tab .ti{font-size:20px;filter:grayscale(1);opacity:.55;transition:.2s;}
.tab .dot{position:absolute;top:4px;width:5px;height:5px;border-radius:50%;background:var(--primary);opacity:0;transition:.2s;}
.tab.active{color:var(--primary-d);}
.tab.active .ti{filter:none;opacity:1;transform:translateY(-1px);}
.tab.active .dot{opacity:1;}

/* ---------- 阅读弹层 ---------- */
.reader-mask{position:fixed;inset:0;background:rgba(18,20,28,.46);display:none;align-items:flex-end;
  justify-content:center;z-index:50;backdrop-filter:blur(2px);}
.reader-mask.show{display:flex;animation:fade .2s ease both;}
.reader-box{width:100%;max-width:480px;background:#fff;border-radius:22px 22px 0 0;max-height:88vh;
  display:flex;flex-direction:column;overflow:hidden;box-shadow:0 -12px 40px rgba(0,0,0,.14);
  animation:slideup .28s cubic-bezier(.2,.8,.2,1) both;}
.reader-handle{width:36px;height:4px;border-radius:4px;background:#e3e5ec;margin:9px auto 2px;flex-shrink:0;}
.reader-head{display:flex;align-items:center;justify-content:space-between;padding:9px 18px 12px;
  border-bottom:1px solid var(--line);flex-shrink:0;}
.reader-tag{font-size:11px;color:var(--primary-d);background:var(--primary-soft);padding:6px 12px;border-radius:20px;font-weight:700;}
.reader-x{border:none;background:#f3f4f8;color:var(--sub);width:30px;height:30px;border-radius:50%;font-size:14px;cursor:pointer;}
.reader-body{padding:20px 20px 8px;overflow-y:auto;-webkit-overflow-scrolling:touch;flex:1;}
.reader-hero{border-bottom:1px dashed var(--line);padding-bottom:16px;margin-bottom:18px;}
.rh-ico{width:48px;height:48px;border-radius:15px;background:linear-gradient(135deg,#fff3e3,#ffe6cc);
  display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:14px;}
.reader-title{font-size:19px;font-weight:800;line-height:1.45;margin:0 0 8px;letter-spacing:.2px;}
.reader-lead{font-size:13px;color:var(--sub);line-height:1.7;margin:0;}
.reader-meta{font-size:11px;color:var(--faint);margin-top:12px;}
.reader-points{list-style:none;counter-reset:p;margin:0;padding:0;}
.reader-points li{counter-increment:p;position:relative;padding-left:34px;font-size:14px;line-height:1.8;
  color:#3a4050;margin-bottom:14px;}
.reader-points li:before{content:counter(p);position:absolute;left:0;top:2px;width:22px;height:22px;
  border-radius:8px;background:var(--primary-soft);color:var(--primary-d);font-size:11px;font-weight:800;
  display:flex;align-items:center;justify-content:center;}
.reader-summary{position:relative;background:linear-gradient(135deg,#fff8f0,#fff3e6);border:1px solid #ffe6c9;
  border-radius:14px;padding:18px 16px 16px;font-size:13px;line-height:1.8;color:#5a5145;margin:20px 0 14px;}
.reader-summary b{color:var(--primary-d);font-size:12px;letter-spacing:.5px;}
.reader-summary .qs{position:absolute;right:14px;top:2px;font-size:40px;color:rgba(249,115,22,.14);font-family:Georgia,serif;}
.reader-end{text-align:center;font-size:11px;color:var(--faint);padding:6px 0 18px;letter-spacing:.5px;}
.reader-foot{padding:12px 18px calc(14px + env(safe-area-inset-bottom));border-top:1px solid var(--line);
  flex-shrink:0;display:flex;flex-direction:column;gap:9px;background:#fff;}
.reader-foot span{font-size:10.5px;color:var(--faint);text-align:center;}
.reader-done{border:none;width:100%;padding:13px;background:linear-gradient(135deg,#fb8b3c,var(--primary));
  color:#fff;font-size:15px;font-weight:750;border-radius:13px;box-shadow:0 6px 14px rgba(249,115,22,.22);}

/* ---------- toast ---------- */
.toast{position:fixed;left:50%;top:40%;transform:translate(-50%,-50%);background:rgba(28,30,40,.9);color:#fff;
  padding:11px 20px;border-radius:12px;font-size:13px;opacity:0;pointer-events:none;transition:.25s;z-index:60;
  max-width:78%;text-align:center;box-shadow:0 8px 24px rgba(0,0,0,.18);}
.toast.show{opacity:1;}

@keyframes rise{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:none;}}
@keyframes fade{from{opacity:0;}to{opacity:1;}}
@keyframes slideup{from{transform:translateY(30px);opacity:.6;}to{transform:none;opacity:1;}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;}}