/* ============================================================
   Chouyeah 个人空间 · 共用样式 v2（二次元轻风格）
   浅色 / 深色自动跟随系统；所有颜色走 CSS 变量。
   ============================================================ */
:root{
  --bg:#f7f5ff; --bg2:#eef0fd;
  --card:rgba(255,255,255,.78); --card-solid:#fff; --card2:rgba(255,255,255,.6);
  --line:rgba(109,92,255,.16); --line2:rgba(109,92,255,.09);
  --tx:#14142a; --dim:#63637f; --dim2:#9595ab;
  --acc:#6d5cff; --acc2:#ff85ab; --acc3:#38bdf8;
  --acc-soft:rgba(109,92,255,.10);
  --grad:linear-gradient(135deg,var(--acc),var(--acc2));
  --grad-soft:linear-gradient(135deg,rgba(109,92,255,.14),rgba(255,133,171,.14));
  --shadow:0 1px 2px rgba(35,28,90,.05), 0 12px 30px rgba(35,28,90,.09);
  --shadow-lg:0 2px 4px rgba(35,28,90,.06), 0 20px 46px rgba(35,28,90,.13);
  --r:18px;
  --g1:rgba(140,120,255,.38); --g2:rgba(255,140,182,.32); --g3:rgba(90,200,245,.28);
  --petal1:#ffb8d1; --petal2:#ff88b0;
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#08080f; --bg2:#0d0d1a;
    --card:rgba(255,255,255,.045); --card-solid:#12121f; --card2:rgba(255,255,255,.035);
    --line:rgba(255,255,255,.10); --line2:rgba(255,255,255,.06);
    --tx:#eceafd; --dim:#a4a4c0; --dim2:#7d7d98;
    --acc:#9d8cff; --acc2:#ff9dc0; --acc3:#6ad9ff;
    --acc-soft:rgba(157,140,255,.16);
    --grad:linear-gradient(135deg,#9d8cff,#ff9dc0);
    --grad-soft:linear-gradient(135deg,rgba(157,140,255,.18),rgba(255,157,192,.18));
    --shadow:0 1px 2px rgba(0,0,0,.45), 0 16px 40px rgba(0,0,0,.38);
    --shadow-lg:0 2px 6px rgba(0,0,0,.5), 0 24px 60px rgba(0,0,0,.5);
    --g1:rgba(120,90,255,.46); --g2:rgba(255,110,172,.30); --g3:rgba(60,170,255,.28);
    --petal1:#ffc9dd; --petal2:#ff8fb6;
  }
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--tx);
  font:15.5px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
.wrap{
  position:relative;z-index:1;max-width:820px;margin:0 auto;
  padding:0 16px calc(60px + env(safe-area-inset-bottom));
}

/* ---------- 背景装饰：极光 + 花瓣 ---------- */
.deco{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.aurora{position:absolute;inset:-18%;filter:blur(64px)}
.aurora i{position:absolute;border-radius:50%;display:block}
.aurora .a1{width:48vmax;height:48vmax;left:-12vmax;top:-14vmax;background:radial-gradient(circle,var(--g1),transparent 68%);animation:drift1 26s ease-in-out infinite}
.aurora .a2{width:42vmax;height:42vmax;right:-12vmax;top:6vmax;background:radial-gradient(circle,var(--g2),transparent 68%);animation:drift2 32s ease-in-out infinite}
.aurora .a3{width:38vmax;height:38vmax;left:18vmax;bottom:-16vmax;background:radial-gradient(circle,var(--g3),transparent 68%);animation:drift3 29s ease-in-out infinite}
@keyframes drift1{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(4vmax,3vmax,0) scale(1.08)}}
@keyframes drift2{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(-5vmax,4vmax,0) scale(1.1)}}
@keyframes drift3{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(3vmax,-4vmax,0) scale(1.06)}}

/* 整页飘落的花瓣 */
.petals{position:absolute;inset:0}
.petals i{
  --s:11px;
  position:absolute;top:0;display:block;
  width:var(--s);height:var(--s);opacity:0;
  border-radius:62% 0 62% 0;
  background:linear-gradient(135deg,var(--petal1),var(--petal2));
  animation-name:fall;animation-timing-function:linear;animation-iteration-count:infinite;
  will-change:transform,opacity;
}
.petals i:nth-child(1){left:4%;--s:12px;animation-duration:19s;animation-delay:-1s}
.petals i:nth-child(2){left:13%;--s:9px;animation-duration:25s;animation-delay:-8s;animation-name:fall2}
.petals i:nth-child(3){left:22%;--s:13.5px;animation-duration:22s;animation-delay:-15s}
.petals i:nth-child(4){left:31%;--s:8px;animation-duration:28s;animation-delay:-4s;animation-name:fall2}
.petals i:nth-child(5){left:40%;--s:11px;animation-duration:21s;animation-delay:-18s}
.petals i:nth-child(6){left:49%;--s:10px;animation-duration:26s;animation-delay:-11s;animation-name:fall2}
.petals i:nth-child(7){left:58%;--s:12.5px;animation-duration:20s;animation-delay:-6s}
.petals i:nth-child(8){left:67%;--s:8.5px;animation-duration:30s;animation-delay:-20s;animation-name:fall2}
.petals i:nth-child(9){left:75%;--s:11.5px;animation-duration:23s;animation-delay:-13s}
.petals i:nth-child(10){left:83%;--s:9px;animation-duration:27s;animation-delay:-3s;animation-name:fall2}
.petals i:nth-child(11){left:90%;--s:13px;animation-duration:18s;animation-delay:-16s}
.petals i:nth-child(12){left:96%;--s:8px;animation-duration:31s;animation-delay:-9s;animation-name:fall2}
/* 深浅分层，别全都一个色 */
.petals i:nth-child(3n){background:linear-gradient(135deg,#ffe7f1,#ffbad4)}
.petals i:nth-child(4n){background:linear-gradient(135deg,#ffb4cd,#ff7ea8)}
.petals i:nth-child(5n){filter:blur(.6px)}

/* 主视觉里另有一层，跟着 banner 一起动 */
.petals.hero{border-radius:inherit;overflow:hidden}
.petals.hero i{animation-name:fallBox}
.petals.hero i:nth-child(1){left:7%;--s:11px;animation-duration:15s;animation-delay:-2s}
.petals.hero i:nth-child(2){left:19%;--s:9px;animation-duration:19s;animation-delay:-9s;animation-name:fallBox2}
.petals.hero i:nth-child(3){left:31%;--s:13px;animation-duration:16s;animation-delay:-5s}
.petals.hero i:nth-child(4){left:43%;--s:8.5px;animation-duration:21s;animation-delay:-13s;animation-name:fallBox2}
.petals.hero i:nth-child(5){left:55%;--s:12px;animation-duration:17s;animation-delay:-1s}
.petals.hero i:nth-child(6){left:67%;--s:9.5px;animation-duration:20s;animation-delay:-16s;animation-name:fallBox2}
.petals.hero i:nth-child(7){left:78%;--s:12.5px;animation-duration:18s;animation-delay:-7s}
.petals.hero i:nth-child(8){left:88%;--s:8.5px;animation-duration:22s;animation-delay:-11s;animation-name:fallBox2}
.petals.hero i:nth-child(9){left:96%;--s:10.5px;animation-duration:16.5s;animation-delay:-4s}

@keyframes fall{
  0%{transform:translate3d(0,-12vh,0) rotate(0deg);opacity:0}
  7%{opacity:.92}
  20%{transform:translate3d(2.5vw,15vh,0) rotate(85deg)}
  40%{transform:translate3d(-2vw,38vh,0) rotate(175deg)}
  60%{transform:translate3d(3.2vw,60vh,0) rotate(260deg)}
  80%{transform:translate3d(-1.6vw,84vh,0) rotate(345deg)}
  93%{opacity:.62}
  100%{transform:translate3d(1.2vw,112vh,0) rotate(425deg);opacity:0}
}
@keyframes fall2{
  0%{transform:translate3d(0,-14vh,0) rotate(35deg);opacity:0}
  8%{opacity:.78}
  25%{transform:translate3d(-3vw,19vh,0) rotate(-85deg)}
  50%{transform:translate3d(2.6vw,50vh,0) rotate(-195deg)}
  75%{transform:translate3d(-3.6vw,78vh,0) rotate(-305deg)}
  92%{opacity:.5}
  100%{transform:translate3d(1.6vw,110vh,0) rotate(-415deg);opacity:0}
}
/* banner 里用 top 百分比，才会老老实实待在框内 */
@keyframes fallBox{
  0%{top:-16%;transform:rotate(0deg);opacity:0}
  12%{opacity:.95}
  86%{opacity:.7}
  100%{top:112%;transform:rotate(400deg);opacity:0}
}
@keyframes fallBox2{
  0%{top:-18%;transform:rotate(45deg);opacity:0}
  14%{opacity:.8}
  86%{opacity:.5}
  100%{top:110%;transform:rotate(-375deg);opacity:0}
}

/* ---------- 顶栏 ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb,var(--bg) 78%,transparent);
  backdrop-filter:saturate(180%) blur(16px);-webkit-backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-in{max-width:820px;margin:0 auto;padding:0 16px;height:56px;display:flex;align-items:center;gap:6px}
.brand{font-weight:700;letter-spacing:.01em;font-size:15.5px;margin-right:auto;display:flex;align-items:center;gap:9px}
.brand i{
  width:24px;height:24px;border-radius:9px;flex:none;
  background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-style:normal;font-size:11.5px;font-weight:800;letter-spacing:0;
  box-shadow:0 0 0 1px rgba(255,255,255,.28) inset, 0 4px 12px rgba(109,92,255,.35);
}
.nav a.lnk{
  padding:7px 12px;border-radius:11px;font-size:14px;color:var(--dim);
  transition:background .16s,color .16s;white-space:nowrap;
}
.nav a.lnk:hover{background:var(--line2);color:var(--tx)}
.nav a.lnk.on{
  background:var(--grad-soft);color:var(--acc);font-weight:600;
  box-shadow:0 0 0 1px color-mix(in srgb,var(--acc) 22%,transparent) inset;
}

/* ---------- 通用块 ---------- */
.hero{padding:38px 2px 22px}
.eyebrow{
  font-size:11.5px;letter-spacing:.16em;font-weight:700;color:var(--dim2);
  text-transform:uppercase;margin:0 0 12px;
}
.hero h1{font-size:33px;line-height:1.2;margin:0 0 12px;letter-spacing:-.02em}
.hero h1 em{font-style:normal;background:linear-gradient(100deg,var(--acc),var(--acc2) 70%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{margin:0;color:var(--dim);font-size:15.5px;max-width:56ch}
.hero .meta{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px}

/* ---------- 主视觉（黄昏场景） ---------- */
.hero.scene{
  position:relative;overflow:hidden;border-radius:24px;
  margin:20px 0 6px;padding:30px 26px 26px;min-height:232px;
  display:flex;flex-direction:column;justify-content:flex-end;
  background-color:var(--bg2);
  background-image:
    linear-gradient(112deg,rgba(9,8,24,.76) 0%,rgba(9,8,24,.46) 46%,rgba(9,8,24,.10) 100%),
    url('art/hero.svg?v=7f363834');
  background-size:cover;background-position:center 40%;
  box-shadow:var(--shadow-lg);
  color:#fff;
}
.hero.scene::after{
  content:"";position:absolute;inset:0;border-radius:24px;pointer-events:none;
  box-shadow:0 0 0 1px rgba(255,255,255,.14) inset;
}
.hero.scene .eyebrow{color:rgba(255,255,255,.68)}
.hero.scene h1{color:#fff;text-shadow:0 2px 20px rgba(10,6,30,.5)}
.hero.scene h1 em{background:linear-gradient(100deg,#ffe0ee,#cbb9ff 55%,#a9e9ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero.scene p{color:rgba(255,255,255,.88);text-shadow:0 1px 12px rgba(10,6,30,.4)}
.hero.scene .pill{
  background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.24);color:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.hero.scene.sm{min-height:176px;padding:24px 22px 20px;border-radius:22px}
.hero.scene.sm::after{border-radius:22px}

.pill{
  font-size:12.5px;padding:5px 11px;border-radius:999px;
  border:1px solid var(--line);background:var(--card);color:var(--dim);
}

.sec-t{display:flex;align-items:center;gap:10px;margin:34px 2px 14px}
.sec-t h2{font-size:16.5px;margin:0;letter-spacing:.01em;display:flex;align-items:center;gap:9px}
.sec-t h2::before{
  content:"";width:4px;height:16px;border-radius:3px;background:var(--grad);flex:none;
}
.sec-t span{font-size:12.5px;color:var(--dim2)}

.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}
.entry{
  position:relative;overflow:hidden;display:block;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:16px 16px 15px;box-shadow:var(--shadow);
  backdrop-filter:blur(12px) saturate(140%);-webkit-backdrop-filter:blur(12px) saturate(140%);
  transition:transform .18s,border-color .18s,box-shadow .18s;
}
.entry::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:var(--grad);opacity:0;transition:opacity .18s;
}
.entry:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--acc) 42%,var(--line));box-shadow:var(--shadow-lg)}
.entry:hover::before{opacity:1}
.entry .ico{
  width:36px;height:36px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--grad-soft);color:var(--acc);margin-bottom:11px;
  box-shadow:0 0 0 1px color-mix(in srgb,var(--acc) 18%,transparent) inset;
}
.entry h3{margin:0 0 5px;font-size:15.5px}
.entry p{margin:0;color:var(--dim);font-size:13.5px;line-height:1.55}
.entry .go{margin-top:11px;font-size:12.5px;font-weight:600;
  background:linear-gradient(100deg,var(--acc),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent}

.panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow);padding:18px;
  backdrop-filter:blur(12px) saturate(140%);-webkit-backdrop-filter:blur(12px) saturate(140%);
}

/* ---------- 知识库 ---------- */
.searchbar{position:relative;margin:0 0 12px}
.searchbar input{
  width:100%;padding:12px 14px 12px 40px;border-radius:14px;border:1px solid var(--line);
  background:var(--card);color:var(--tx);font-size:15px;outline:none;font-family:inherit;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.searchbar input::placeholder{color:var(--dim2)}
.searchbar input:focus{border-color:var(--acc);box-shadow:0 0 0 3px var(--acc-soft)}
.searchbar svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--dim2)}
.chips{display:flex;gap:7px;overflow-x:auto;padding:2px 0 14px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:none;font-size:13px;padding:6px 13px;border-radius:999px;border:1px solid var(--line);
  background:var(--card);color:var(--dim);cursor:pointer;font-family:inherit;transition:.15s;
}
.chip:hover{color:var(--tx);border-color:color-mix(in srgb,var(--acc) 35%,var(--line))}
.chip.on{background:var(--grad);border-color:transparent;color:#fff;font-weight:600;box-shadow:0 6px 16px rgba(109,92,255,.3)}
.kb-list{display:flex;flex-direction:column;gap:9px}
.item{
  position:relative;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:15px;padding:14px 15px;
  cursor:pointer;transition:transform .16s,border-color .16s,box-shadow .16s;
  display:block;width:100%;text-align:left;font-family:inherit;color:inherit;
  backdrop-filter:blur(12px) saturate(140%);-webkit-backdrop-filter:blur(12px) saturate(140%);
}
.item:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--acc) 40%,var(--line));box-shadow:var(--shadow)}
.item .top{display:flex;align-items:center;gap:8px;margin-bottom:6px;flex-wrap:wrap}
.tag{
  font-size:11px;padding:3px 9px;border-radius:8px;font-weight:600;
  background:var(--grad-soft);color:var(--acc);
  box-shadow:0 0 0 1px color-mix(in srgb,var(--acc) 16%,transparent) inset;
}
.item time{font-size:12px;color:var(--dim2);margin-left:auto;font-variant-numeric:tabular-nums;white-space:nowrap}
.item h3{margin:0 0 5px;font-size:15.5px;line-height:1.4}
.item p{margin:0;color:var(--dim);font-size:13.5px;line-height:1.55}
.item .kw{margin-top:8px;display:flex;gap:6px;flex-wrap:wrap}
.item .kw i{font-style:normal;font-size:11.5px;color:var(--dim2)}
.empty-note{color:var(--dim);font-size:14px;text-align:center;padding:34px 0}

/* 详情 */
.back{
  display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--dim);
  background:var(--card);border:1px solid var(--line);border-radius:11px;padding:7px 12px;
  cursor:pointer;font-family:inherit;margin-bottom:16px;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.back:hover{color:var(--tx);border-color:color-mix(in srgb,var(--acc) 35%,var(--line))}
.note-head{padding:2px 2px 16px;border-bottom:1px solid var(--line);margin-bottom:16px}
.note-head h1{font-size:23px;margin:10px 0 8px;line-height:1.3;letter-spacing:-.01em}
.note-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.note-tags i{font-style:normal;font-size:11.5px;color:var(--dim2);background:var(--line2);padding:3px 9px;border-radius:8px}
.note-body{font-size:15.5px;line-height:1.75;color:var(--tx)}
.note-body p{margin:0 0 14px}
.note-body p.lead{color:var(--dim);font-size:15px}
.note-body h4{font-size:14px;margin:24px 0 9px;color:var(--acc);letter-spacing:.02em}
.note-body ul,.note-body ol{margin:0 0 14px;padding-left:20px}
.note-body li{margin:0 0 7px}
.note-body li:last-child{margin-bottom:0}
.note-body b{font-weight:650}
.note-body .warn{
  border-left:3px solid #f0a23a;background:color-mix(in srgb,#f0a23a 10%,transparent);
  padding:10px 13px;border-radius:0 10px 10px 0;font-size:14px;color:var(--tx);margin:0 0 14px;
}
.note-body .quote{
  border-left:3px solid var(--acc);background:var(--acc-soft);
  padding:11px 14px;border-radius:0 11px 11px 0;margin:0 0 14px;font-size:15px;
}
.note-body code{
  font:13px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  background:var(--line2);padding:1.5px 6px;border-radius:6px;
}

/* ---------- 课表 ---------- */
.tabs{display:flex;gap:8px;margin:0 0 12px}
.tab{
  flex:1;text-align:center;padding:10px 6px;border-radius:14px;border:1px solid var(--line);
  background:var(--card);cursor:pointer;font-size:13.5px;line-height:1.35;color:var(--tx);font-family:inherit;
  transition:.16s;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.tab b{display:block;font-size:14.5px}
.tab span{color:var(--dim);font-size:11.5px}
.tab.on{border-color:var(--acc);box-shadow:0 0 0 2px var(--acc-soft),0 8px 20px rgba(109,92,255,.16)}
.tab.on b{background:linear-gradient(100deg,var(--acc),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent}
.sch-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:13px 15px;margin:0 0 12px;box-shadow:var(--shadow);
  backdrop-filter:blur(12px) saturate(140%);-webkit-backdrop-filter:blur(12px) saturate(140%);
}
.sch-card h2{font-size:12.5px;color:var(--dim);margin:0 0 9px;font-weight:700;letter-spacing:.05em}
.daylist{list-style:none;margin:0;padding:0}
.daylist li{border-left:3px solid var(--c);padding:2px 0 2px 11px;margin:0 0 10px}
.daylist li:last-child{margin-bottom:0}
.daylist .t{display:block;font-size:11.5px;color:var(--dim);font-variant-numeric:tabular-nums}
.daylist b{font-size:15px;font-weight:650}
.daylist .r{font-size:12.5px;color:var(--dim);margin-left:6px}
.daylist li.free{color:var(--dim);border-left-color:var(--line)}
.scroller{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:8px;box-shadow:var(--shadow);
  backdrop-filter:blur(12px) saturate(140%);-webkit-backdrop-filter:blur(12px) saturate(140%);
}
.grid{display:grid;grid-template-columns:52px repeat(7,minmax(94px,1fr));grid-auto-rows:minmax(60px,auto);min-width:740px;gap:4px}
.hint{color:var(--dim2);font-size:11px;text-align:center;padding:8px 0 2px}
.dh{font-size:11.5px;color:var(--dim);text-align:center;padding:1px 0 6px;font-weight:700;line-height:1.35}
.dh i{display:block;font-style:normal;font-size:10.5px;font-weight:400}
.dh.on{color:var(--acc)}
.slot{position:sticky;left:0;background:var(--card-solid);display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:10px;font-variant-numeric:tabular-nums}
.slot b{font-size:11.5px}
.slot i{font-style:normal;font-size:10.5px;color:var(--dim)}
.c{background:color-mix(in srgb,var(--c) 14%,transparent);border-left:3px solid var(--c);border-radius:11px;padding:6px 7px;display:flex;flex-direction:column;min-height:56px;font-size:12px}
@media (prefers-color-scheme:dark){
  .c{background:color-mix(in srgb,var(--c) 22%,transparent)}
}
.c b{font-size:12.5px;line-height:1.3;font-weight:650}
.c span{color:var(--dim);font-size:10.5px;margin-top:auto;padding-top:3px}
.c.empty{background:transparent;border-left:1px dashed var(--line)}
.week-list{margin:0 0 12px}
.week-list h3{font-size:13px;margin:0 0 7px;color:var(--dim)}
.week-list h3 em{font-style:normal;background:linear-gradient(100deg,var(--acc),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent}
.week-list p{margin:0 0 7px;border-left:3px solid var(--c);padding-left:10px;display:flex;flex-direction:column}
.week-list i{font-style:normal;font-size:11.5px;color:var(--dim);font-variant-numeric:tabular-nums}
.week-list b{font-weight:650}
.foot{color:var(--dim2);font-size:11.5px;margin-top:14px;line-height:1.6}
.hide{display:none!important}

/* ---------- 倒计时 ---------- */
.cdrow{
  display:flex;gap:10px;overflow-x:auto;padding:2px 0 8px;
  -webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.cdrow::-webkit-scrollbar{display:none}
.cd{
  flex:none;min-width:106px;padding:12px 14px 13px;
  background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);
  backdrop-filter:blur(12px) saturate(140%);-webkit-backdrop-filter:blur(12px) saturate(140%);
}
.cd .n{
  font-size:24px;font-weight:800;letter-spacing:-.02em;line-height:1.05;font-variant-numeric:tabular-nums;
  background:linear-gradient(120deg,var(--acc),var(--acc2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cd .n i{font-size:12px;font-weight:700;font-style:normal;margin-left:3px}
.cd .n.sm{font-size:16px}
.cd .l{font-size:13.5px;font-weight:650;margin-top:7px}
.cd .d{font-size:11px;color:var(--dim2);margin-top:3px;line-height:1.45}
.cd.hot{
  border-color:color-mix(in srgb,var(--acc) 40%,transparent);
  box-shadow:0 0 0 2px var(--acc-soft),var(--shadow);
}
.cd.break .n{background:linear-gradient(120deg,var(--acc3),var(--acc))}
.cd.exam .n{background:linear-gradient(120deg,#f0a23a,var(--acc2))}
.cdterm{
  margin:10px 0 6px;padding:13px 15px;border-radius:18px;
  background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);
  backdrop-filter:blur(12px) saturate(140%);-webkit-backdrop-filter:blur(12px) saturate(140%);
}
.cdterm .t{display:flex;justify-content:space-between;gap:10px;font-size:11.5px;color:var(--dim);font-variant-numeric:tabular-nums}
.cdbar{height:7px;border-radius:99px;background:var(--line2);overflow:hidden;margin:9px 0 8px}
.cdbar i{display:block;height:100%;border-radius:99px;background:var(--grad);transition:width .6s}

/* ---------- 顶栏里的按钮（退出） ---------- */
button.lnk{
  background:none;border:0;font-family:inherit;font-size:14px;cursor:pointer;
  color:var(--dim);padding:7px 12px;border-radius:11px;
}
button.lnk:hover{background:var(--line2);color:var(--tx)}

/* ---------- 私人区登录 ---------- */
.gate{
  position:relative;overflow:hidden;
  max-width:380px;margin:9vh auto 0;background:var(--card);border:1px solid var(--line);
  border-radius:24px;padding:28px 22px 22px;box-shadow:var(--shadow-lg);text-align:center;
  backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%);
}
.gate::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad);
}
.gico{
  width:44px;height:44px;border-radius:15px;margin:0 auto 14px;
  background:var(--grad-soft);color:var(--acc);display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 1px color-mix(in srgb,var(--acc) 18%,transparent) inset;
}
.gate h2{margin:0 0 7px;font-size:18px}
.gate p{margin:0 0 18px;color:var(--dim);font-size:13.5px;line-height:1.6}
.gate form{display:flex;flex-direction:column;gap:9px}
.gate input{
  width:100%;padding:12px 14px;border-radius:13px;border:1px solid var(--line);
  background:var(--card2);color:var(--tx);font-size:16px;outline:none;font-family:inherit;
  text-align:center;letter-spacing:.06em;
}
.gate input:focus{border-color:var(--acc);box-shadow:0 0 0 3px var(--acc-soft)}
.gate button{
  width:100%;padding:12px 14px;border-radius:13px;border:0;cursor:pointer;
  background:var(--grad);color:#fff;font-size:15px;font-weight:600;font-family:inherit;
  box-shadow:0 10px 24px rgba(109,92,255,.32);transition:transform .16s,box-shadow .16s;
}
.gate button:hover{transform:translateY(-1px);box-shadow:0 14px 30px rgba(109,92,255,.4)}
.gate button:disabled{opacity:.6;cursor:default;transform:none;box-shadow:none}
.gate .err{
  margin-top:12px;font-size:13px;color:#e0506f;
  background:color-mix(in srgb,#e0506f 12%,transparent);border-radius:10px;padding:8px 11px;
}
.gate .alt{display:inline-block;margin-top:16px;font-size:12.5px;color:var(--dim2)}
.gate .alt:hover{color:var(--acc)}

@media (max-width:560px){
  .hero h1{font-size:28px}
  .hero{padding:28px 2px 16px}
  .hero.scene{padding:26px 18px 22px;min-height:206px;border-radius:20px}
  .hero.scene::after{border-radius:20px}
  .hero.scene.sm{padding:22px 18px 18px;min-height:162px}
  .cards{grid-template-columns:1fr}
  .gate{margin-top:5vh}
  .nav-in{gap:2px}
  .nav a.lnk{padding:7px 9px;font-size:13.5px}
}

@media (prefers-reduced-motion:reduce){
  .aurora i{animation:none!important}
  /* 系统关掉动效时也别全停：放慢，但还在飘 */
  .petals i{animation-duration:40s!important}
  .petals.hero i{animation-duration:28s!important}
  .entry,.item,.tab,.gate button{transition:none}
}