/* ===================================================================
   SZTU 奶娃目击情报站 · 样式
   标准色取自深技大官网视觉：深技大蓝 #003ea5 / 金 #ffb812
   =================================================================== */

:root{
  --blue:#003ea5;
  --blue-600:#1450c8;
  --blue-400:#4d86e0;
  --blue-200:#b9d0f5;
  --blue-100:#e7eefb;
  --blue-050:#f4f8ff;

  --gold:#ffb812;
  --gold-600:#e09a00;
  --gold-100:#fff3d1;

  --ink:#0d1420;
  --ink-2:#33415c;
  --muted:#6c7c96;
  --line:#d8e3f5;
  --red:#ff3b30;
  --green:#12b76a;

  --paper:#f2f6fd;
  --card:#ffffff;

  --shadow-paper:0 2px 0 #cfe0f5, 0 12px 28px rgba(0,62,165,.10);
  --shadow-soft:0 6px 18px rgba(0,62,165,.10);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --ease:cubic-bezier(.22,1,.36,1);
  --shell:480px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Roboto,"Noto Sans",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  color:var(--ink);
  background:
    radial-gradient(1200px 600px at 20% -10%, #1d5fd0 0%, rgba(29,95,208,0) 60%),
    radial-gradient(900px 500px at 110% 20%, #0a3c96 0%, rgba(10,60,150,0) 55%),
    linear-gradient(180deg,#062a68 0%, #041c47 100%);
  background-attachment:fixed;
  min-height:100vh;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:38px 38px;
  mask-image:radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
}
a{color:var(--blue-600);text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:6px}

/* ---------- 手机壳 ---------- */
.shell{
  position:relative;z-index:1;
  width:100%;max-width:var(--shell);
  margin:0 auto;
  background:var(--paper);
  min-height:100vh;
  box-shadow:0 0 0 1px rgba(255,255,255,.10), 0 30px 80px rgba(0,0,0,.38);
  padding-bottom:86px;
  overflow-x:hidden;
}
@media(min-width:640px){
  body{padding:22px 0}
  .shell{min-height:calc(100vh - 44px);border-radius:28px;overflow:hidden}
}

/* ---------- 顶部条 ---------- */
.topbar{
  position:sticky;top:0;z-index:40;
  background:linear-gradient(180deg,rgba(0,62,165,.98),rgba(0,62,165,.92));
  color:#fff;padding:9px 14px 10px;
  backdrop-filter:saturate(140%) blur(8px);
}
.topbar-row{display:flex;align-items:center;gap:9px}
.brand{display:flex;align-items:center;gap:7px;font-weight:800;letter-spacing:.4px;font-size:14px}
.brand .mark{
  width:26px;height:26px;border-radius:8px;background:var(--gold);color:#3a2a00;
  display:grid;place-items:center;font-size:12px;font-weight:900;box-shadow:0 2px 0 #c58f00;
}
.brand b{color:var(--gold)}
.live{
  display:inline-flex;align-items:center;gap:5px;font-size:11px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);
  padding:3px 8px;border-radius:999px;margin-left:auto;white-space:nowrap;
}
.live i{width:6px;height:6px;border-radius:50%;background:var(--red);animation:pulse 1.4s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.8)}}

.notice{
  margin-top:8px;display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-sm);padding:6px 9px;font-size:12px;color:#e8f0ff;
  overflow:hidden;
}
.notice b{
  flex:0 0 auto;background:var(--gold);color:#3a2a00;font-size:10px;
  padding:2px 6px;border-radius:6px;letter-spacing:.5px;font-weight:800;
}
.notice .roll{flex:1;overflow:hidden;white-space:nowrap;position:relative;height:19px}
.notice .roll span{
  position:absolute;left:100%;top:0;white-space:nowrap;
  animation:roll 18s linear infinite;
}
@keyframes roll{from{left:100%}to{left:-100%}}

/* 弹幕层 */
.danmaku-stage{
  position:relative;height:96px;margin-top:6px;overflow:hidden;
  border-radius:var(--r-md);background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
}
.danmaku-stage .dm{
  position:absolute;left:100%;white-space:nowrap;font-size:12.5px;color:#fff;
  padding:3px 9px;border-radius:999px;background:rgba(0,0,0,.22);
  border:1px solid rgba(255,255,255,.18);will-change:transform;
}
@keyframes dm{from{transform:translateX(0)}to{transform:translateX(calc(-100% - 520px))}}
.dm-form{display:flex;gap:6px;margin-top:7px}
.dm-form input{
  flex:1;min-width:0;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.94);
  border-radius:999px;padding:7px 12px;font-size:12.5px;color:var(--ink);
}
.dm-form button{
  border:0;background:var(--gold);color:#3a2a00;font-weight:800;font-size:12.5px;
  border-radius:999px;padding:7px 14px;box-shadow:0 2px 0 #c58f00;
}

/* ---------- 通用块 ---------- */
.wrap{padding:16px 14px}
.hero{padding:18px 14px 6px;position:relative}
.hero-art{
  position:absolute;inset:0;opacity:.9;pointer-events:none;z-index:0;
}
.hero-inner{position:relative;z-index:1}

.section{margin:18px 0 0}
.section-head{display:flex;align-items:flex-end;gap:8px;margin:0 0 10px}
.section-head h2{
  font-size:16.5px;margin:0;font-weight:900;letter-spacing:.2px;color:var(--blue);
}
.section-head .spark{color:var(--gold);font-size:15px;transform:translateY(-1px)}
.section-head .more{
  margin-left:auto;font-size:12px;color:var(--blue-600);background:var(--blue-100);
  padding:3px 9px;border-radius:999px;font-weight:700;white-space:nowrap;
}
.section-sub{font-size:12px;color:var(--muted);margin:-4px 0 10px}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-paper);padding:14px;
}
.card.tight{padding:10px}
.grid{display:grid;gap:10px}
.grid-2{grid-template-columns:1fr 1fr}
.grid-3{grid-template-columns:repeat(3,1fr)}

.pill{
  display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:700;
  background:var(--blue-100);color:var(--blue);border-radius:999px;padding:3px 9px;
}
.pill.gold{background:var(--gold-100);color:var(--gold-600)}
.pill.free{background:#e8f8ef;color:#0b7a46}
.pill.ghost{background:#fff;border:1px solid var(--line);color:var(--muted)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  border:0;border-radius:999px;padding:12px 18px;font-weight:800;font-size:14.5px;
  background:var(--blue);color:#fff;box-shadow:0 3px 0 #002a72;white-space:nowrap;
  transition:transform .12s var(--ease),box-shadow .12s var(--ease);
}
.btn:active{transform:translateY(2px);box-shadow:0 1px 0 #002a72}
.btn.gold{background:var(--gold);color:#3a2a00;box-shadow:0 3px 0 #c58f00}
.btn.gold:active{box-shadow:0 1px 0 #c58f00}
.btn.ghost{background:#fff;color:var(--blue);border:1.5px solid var(--blue-200);box-shadow:0 3px 0 var(--blue-100)}
.btn.full{width:100%}
.btn[disabled]{opacity:.5;pointer-events:none}
.btn.sm{padding:8px 13px;font-size:12.5px;box-shadow:0 2px 0 rgba(0,42,114,.9)}

/* ---------- 目击卡片 ---------- */
.sighting{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-soft);position:relative;
}
.sighting .photo{
  position:relative;aspect-ratio:4/3;background:linear-gradient(135deg,var(--blue-100),#fff);
  overflow:hidden;
}
.sighting .photo img{width:100%;height:100%;object-fit:cover}
.sighting .photo .tag{
  position:absolute;left:8px;top:8px;font-size:10.5px;font-weight:800;
  background:rgba(255,255,255,.92);color:var(--blue);padding:3px 8px;border-radius:999px;
}
.sighting .photo .ago{
  position:absolute;right:8px;top:8px;font-size:10.5px;font-weight:700;
  background:rgba(13,20,32,.62);color:#fff;padding:3px 8px;border-radius:999px;
}
.sighting .meta{padding:9px 11px 11px}
.sighting .place{font-weight:800;font-size:13.5px;display:flex;align-items:center;gap:5px}
.sighting .note{font-size:12px;color:var(--muted);margin-top:3px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.like-row{display:flex;align-items:center;gap:8px;margin-top:8px}
.like{
  display:inline-flex;align-items:center;gap:5px;border:1.5px solid var(--blue-100);
  background:#fff;color:var(--ink-2);border-radius:999px;padding:4px 10px;font-size:12px;
  font-weight:700;transition:all .15s var(--ease);
}
.like.on{background:var(--gold-100);border-color:#ffd979;color:var(--gold-600)}
.like.on .heart{animation:pop .35s var(--ease)}
@keyframes pop{0%{transform:scale(1)}45%{transform:scale(1.45)}100%{transform:scale(1)}}
.flagbtn{border:0;background:none;color:#9aa8bd;font-size:11.5px;margin-left:auto}
.flagbtn:hover{color:var(--red)}

.empty{
  text-align:center;padding:26px 14px;color:var(--muted);font-size:13px;
  background:var(--card);border:1px dashed var(--line);border-radius:var(--r-lg);
}
.empty .big{font-size:30px;display:block;margin-bottom:6px}

/* ---------- 地图 ---------- */
.mapbox{
  position:relative;background:linear-gradient(160deg,#eaf2ff,#f7faff);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-paper);
}
.mapbox svg{display:block;width:100%;height:auto;touch-action:manipulation}
.mapwrap{overflow:hidden;position:relative}
.zoomctl{
  position:absolute;right:10px;bottom:10px;display:flex;flex-direction:column;gap:6px;
}
.zoomctl button{
  width:34px;height:34px;border-radius:11px;border:1px solid var(--line);background:#fff;
  color:var(--blue);font-size:17px;font-weight:800;box-shadow:var(--shadow-soft);
}
.chiprow{display:flex;gap:7px;flex-wrap:wrap;margin:10px 0 4px}
.chip{
  border:1.5px solid var(--line);background:#fff;color:var(--ink-2);border-radius:999px;
  padding:5px 11px;font-size:12px;font-weight:700;transition:.15s var(--ease);
}
.chip.on{background:var(--blue);border-color:var(--blue);color:#fff}
.marker{cursor:pointer}
.marker circle.halo{animation:halo 2.4s infinite}
@keyframes halo{0%{r:9;opacity:.55}70%{r:22;opacity:0}100%{opacity:0}}
.map-pop{
  position:absolute;left:50%;transform:translateX(-50%);bottom:12px;width:min(92%,340px);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:0 14px 34px rgba(0,62,165,.22);padding:9px;display:none;z-index:5;
}
.map-pop.show{display:block}
.map-pop .thumb{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:9px;background:var(--blue-100)}
.map-pop .x{position:absolute;right:6px;top:6px;border:0;background:rgba(255,255,255,.9);
  width:26px;height:26px;border-radius:50%;font-weight:800;color:var(--muted)}

/* ---------- 底部导航 ---------- */
.tabbar{
  position:fixed;bottom:0;left:50%;transform:translateX(-50%);
  width:100%;max-width:var(--shell);z-index:50;
  background:rgba(255,255,255,.94);backdrop-filter:blur(12px) saturate(150%);
  border-top:1px solid var(--line);
  display:grid;grid-template-columns:repeat(5,1fr);
  padding:6px 4px calc(6px + env(safe-area-inset-bottom));
}
@media(min-width:640px){.tabbar{bottom:22px;border-radius:0 0 28px 28px}}
.tab{
  display:flex;flex-direction:column;align-items:center;gap:2px;
  font-size:10.5px;color:var(--muted);font-weight:700;padding:5px 0;border-radius:12px;
}
.tab .ic{font-size:17px;line-height:1.1}
.tab.on{color:var(--blue);background:var(--blue-050)}
.tab.on .ic{transform:translateY(-1px)}

/* ---------- 表单 ---------- */
.field{margin:0 0 12px}
.field label{display:block;font-size:12.5px;font-weight:800;color:var(--ink-2);margin-bottom:5px}
.field .hint{font-size:11.5px;color:var(--muted);font-weight:500;margin-top:5px}
input[type=text],textarea,select{
  width:100%;border:1.5px solid var(--line);border-radius:var(--r-md);padding:11px 12px;
  font-size:14px;font-family:inherit;background:#fff;color:var(--ink);
}
textarea{resize:vertical;min-height:88px}
input[type=text]:focus,textarea:focus{border-color:var(--blue-400);outline:none}
.steps{display:flex;gap:6px;margin:0 0 14px}
.steps div{
  flex:1;display:flex;align-items:center;gap:6px;font-size:11.5px;font-weight:800;color:var(--muted);
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 9px;
}
.steps div.on{color:#fff;background:var(--blue);border-color:var(--blue)}
.steps div.done{color:var(--green);border-color:#b7e8cd;background:#f2fdf7}
.steps .n{width:17px;height:17px;border-radius:50%;background:var(--blue-100);color:var(--blue);
  display:grid;place-items:center;font-size:10.5px}
.steps div.on .n{background:rgba(255,255,255,.25);color:#fff}
.drop{
  border:2px dashed var(--blue-200);border-radius:var(--r-lg);background:#fff;
  padding:22px 14px;text-align:center;color:var(--muted);font-size:13px;
}
.drop b{color:var(--blue);display:block;font-size:14px;margin-bottom:3px}
.thumbs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}
.thumb{position:relative;aspect-ratio:1;border-radius:12px;overflow:hidden;border:1px solid var(--line)}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb button{
  position:absolute;right:3px;top:3px;width:22px;height:22px;border-radius:50%;border:0;
  background:rgba(13,20,32,.7);color:#fff;font-size:12px;line-height:1;
}
.counter{font-size:11.5px;color:var(--muted);margin-top:6px}

/* ---------- 统计 ---------- */
.bigstat{
  background:linear-gradient(160deg,var(--blue),#0a2f7d);color:#fff;border-radius:var(--r-lg);
  padding:18px 16px;box-shadow:0 12px 30px rgba(0,62,165,.28);position:relative;overflow:hidden;
}
.bigstat::after{
  content:"";position:absolute;right:-40px;top:-40px;width:170px;height:170px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,184,18,.35),transparent 70%);
}
.bigstat .lbl{font-size:12px;opacity:.85}
.bigstat .num{font-size:42px;font-weight:900;line-height:1.1;letter-spacing:-1px;font-variant-numeric:tabular-nums}
.bigstat .num small{font-size:15px;font-weight:700;margin-left:4px}
.clock{font-family:var(--mono);font-size:17px;letter-spacing:1px;margin-top:4px;color:var(--gold)}
.stat{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:11px;
  box-shadow:0 2px 0 #e6eefb;
}
.stat .k{font-size:11.5px;color:var(--muted);font-weight:700}
.stat .v{font-size:22px;font-weight:900;color:var(--blue);font-variant-numeric:tabular-nums}
.stat .v small{font-size:11.5px;color:var(--muted);font-weight:700;margin-left:2px}
.bar{height:9px;border-radius:999px;background:var(--blue-100);overflow:hidden;margin-top:6px}
.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--blue),var(--blue-400));border-radius:999px;
  transition:width .8s var(--ease)}
.rank{display:flex;align-items:center;gap:9px;padding:7px 0;border-bottom:1px dashed var(--line)}
.rank:last-child{border-bottom:0}
.rank .no{width:22px;height:22px;border-radius:8px;background:var(--blue-100);color:var(--blue);
  display:grid;place-items:center;font-size:11.5px;font-weight:900;flex:0 0 auto}
.rank .no.top{background:var(--gold);color:#3a2a00}
.rank .nm{font-size:13px;font-weight:700;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank .ct{font-size:12px;color:var(--muted);font-weight:700}

/* ---------- 关于 / 页脚 ---------- */
.footer{
  margin-top:22px;padding:18px 14px 8px;text-align:center;color:var(--muted);font-size:11.5px;
  border-top:1px dashed var(--line);
}
.footer b{color:var(--blue)}
.kv{display:flex;gap:9px;align-items:flex-start;padding:8px 0;border-bottom:1px dashed var(--line)}
.kv:last-child{border-bottom:0}
.kv .ic{font-size:17px;flex:0 0 auto}
.kv .t{font-weight:800;font-size:13px}
.kv .d{font-size:12px;color:var(--muted)}

/* ---------- 游戏 ---------- */
.game-stage{
  background:linear-gradient(165deg,#dceaff,#f6faff);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:14px;position:relative;overflow:hidden;
}
.candy-row{display:flex;gap:7px;align-items:center;margin-top:8px}
.candy{width:26px;height:26px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#fff,#ffd76a 60%,#e79b00);
  border:2px solid #fff;box-shadow:0 2px 6px rgba(231,155,0,.35)}
.candy.off{background:#e6ecf5;box-shadow:none;border-color:#f2f6fd}
.dest{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:8px}
.dest button{
  border:1.5px solid var(--line);background:#fff;border-radius:var(--r-md);padding:10px 4px;
  font-size:11.5px;font-weight:800;color:var(--ink-2);
}
.dest button.on{border-color:var(--blue);background:var(--blue-050);color:var(--blue)}
.bento{display:grid;gap:8px;margin-top:8px}
.bento button{
  display:flex;align-items:center;gap:9px;border:1.5px solid var(--line);background:#fff;
  border-radius:var(--r-md);padding:9px 11px;text-align:left;font-size:12.5px;font-weight:700;color:var(--ink-2);
}
.bento button.on{border-color:var(--gold);background:var(--gold-100)}
.bento .em{font-size:20px}
.bento .price{margin-left:auto;font-size:11.5px;color:var(--gold-600);font-weight:800}
.stamp{
  aspect-ratio:4/3;border-radius:12px;border:1px dashed var(--blue-200);background:#fff;
  display:grid;place-items:center;color:var(--muted);font-size:12px;text-align:center;padding:8px;
  overflow:hidden;
}
.stamp img{width:100%;height:100%;object-fit:cover}
.stamp.owned{border-style:solid;border-color:var(--blue-200);box-shadow:var(--shadow-soft)}

/* ---------- 弹窗 / 提示 ---------- */
.toast{
  position:fixed;left:50%;bottom:96px;transform:translateX(-50%) translateY(10px);
  background:rgba(13,20,32,.94);color:#fff;font-size:13px;font-weight:600;
  padding:10px 16px;border-radius:999px;z-index:99;opacity:0;pointer-events:none;
  transition:.25s var(--ease);max-width:86vw;text-align:center;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.modal{
  position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;
  background:rgba(4,20,50,.55);backdrop-filter:blur(3px);padding:18px;
}
.modal.show{display:flex}
.modal .box{
  background:#fff;border-radius:var(--r-lg);max-width:380px;width:100%;padding:14px;
  box-shadow:0 24px 60px rgba(0,0,0,.35);max-height:86vh;overflow:auto;
}
.modal .box h3{margin:2px 0 8px;font-size:15.5px;color:var(--blue)}
.modal .box img{border-radius:12px}
.fab{
  position:fixed;bottom:104px;right:calc(50% - var(--shell)/2 + 14px);z-index:45;
  display:inline-flex;align-items:center;gap:7px;border:0;border-radius:999px;
  background:var(--gold);color:#3a2a00;font-weight:900;font-size:13.5px;padding:12px 16px;
  box-shadow:0 4px 0 #c58f00, 0 14px 30px rgba(0,0,0,.25);
}
.fab:active{transform:translateY(2px);box-shadow:0 2px 0 #c58f00}
@media(max-width:520px){.fab{right:14px}}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.fadein{animation:fadein .5s var(--ease) both}
@keyframes fadein{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}