/* ============================================================
   光环工具箱 · 全站共享样式
   深色科技风，与「班级抽人」参考实现同一套视觉语言。
   ============================================================ */
:root{
  --bg:#060a13;
  --bg-soft:#0c1220;
  --panel:rgba(23,32,50,.82);
  --panel-solid:#131c2e;
  --card:rgba(35,47,68,.9);
  --line:rgba(120,150,200,.15);
  --line-soft:rgba(120,150,200,.10);
  --tx:#e8eefc;
  --tx-sub:#9fb0c9;
  --tx-dim:#61728d;
  --tx-faint:#465568;
  --accent:#38bdf8;
  --accent-2:#3b82f6;
  --accent-deep:#67e8f9;
  --danger:#f87171;
  --radius:16px;
  --gap:14px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"SF Mono",ui-monospace,Menlo,Consolas,"Liberation Mono",monospace;
}

*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}

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

body{
  min-height:100vh;
  font-family:var(--font);
  color:var(--tx);
  background:
    radial-gradient(900px 620px at 12% -8%, rgba(56,189,248,.20), transparent 62%),
    radial-gradient(760px 520px at 92% 2%, rgba(139,92,246,.17), transparent 58%),
    radial-gradient(700px 700px at 50% 118%, rgba(59,130,246,.14), transparent 62%),
    var(--bg);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
}
body::before{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:
    linear-gradient(rgba(120,160,220,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,160,220,.05) 1px, transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(ellipse 85% 65% at 50% 25%, #000 10%, transparent 78%);
  mask-image:radial-gradient(ellipse 85% 65% at 50% 25%, #000 10%, transparent 78%);
}

a{color:inherit;text-decoration:none}
button{font-family:inherit}

/* ============================================================
   顶栏
   ============================================================ */
.top{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;gap:12px;
  padding:12px 18px;
  background:rgba(6,10,19,.78);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.top__brand{display:flex;align-items:center;gap:9px;font-weight:800;letter-spacing:2px;font-size:15.5px}
.top__logo{
  width:26px;height:26px;border-radius:8px;flex-shrink:0;
  background:linear-gradient(135deg,#67e8f9,#3b82f6);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;color:#04121f;font-weight:900;
  box-shadow:0 3px 12px rgba(56,189,248,.4);
}
.top__brand small{font-size:10px;letter-spacing:3px;color:var(--tx-dim);font-weight:700;display:block;line-height:1}
.top__nav{display:flex;gap:4px;margin-left:8px}
.top__nav a{
  padding:6px 12px;border-radius:9px;font-size:13px;color:var(--tx-sub);
  transition:.18s;letter-spacing:.5px;
}
.top__nav a:hover{color:var(--tx);background:rgba(255,255,255,.05)}
.top__nav a.on{color:#fff;background:rgba(56,189,248,.16)}
.top__right{margin-left:auto;display:flex;align-items:center;gap:9px}

.top__user{
  display:flex;align-items:center;gap:8px;
  padding:5px 12px 5px 5px;border-radius:99px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  transition:.18s;
}
.top__user:hover{border-color:rgba(56,189,248,.45);background:rgba(56,189,248,.08)}
.top__user img{width:24px;height:24px;border-radius:50%;object-fit:cover;background:#1b2740}
.top__user span{font-size:12.5px;color:var(--tx-sub);max-width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  padding:9px 16px;border:0;border-radius:11px;cursor:pointer;
  font-size:13.5px;font-weight:700;letter-spacing:1px;
  transition:.18s;white-space:nowrap;
}
.btn--primary{
  color:#04121f;
  background:linear-gradient(135deg,#67e8f9,#38bdf8 45%,#3b82f6);
  box-shadow:0 6px 20px rgba(56,189,248,.3), inset 0 -2px 0 rgba(0,0,0,.15);
}
.btn--primary:hover{filter:brightness(1.08)}
.btn--primary:active{transform:translateY(1px)}
.btn--ghost{
  color:var(--tx-sub);background:rgba(255,255,255,.035);
  border:1px solid var(--line);
}
.btn--ghost:hover{color:var(--tx);border-color:rgba(56,189,248,.45);background:rgba(56,189,248,.08)}
.btn--sm{padding:6px 12px;font-size:12.5px;border-radius:9px}
.btn--danger{color:var(--danger);background:rgba(248,113,113,.09);border:1px solid rgba(248,113,113,.3)}
.btn--danger:hover{background:rgba(248,113,113,.16);border-color:rgba(248,113,113,.55)}
.btn:disabled{opacity:.5;cursor:not-allowed;filter:saturate(.5)}

/* ============================================================
   布局
   ============================================================ */
.wrap{width:min(1080px,100%);margin:0 auto;padding:22px 16px 70px;position:relative;z-index:1}

.hero{text-align:center;padding:26px 0 30px}
.hero__badge{
  display:inline-block;font-size:10.5px;font-weight:800;letter-spacing:3.5px;
  padding:4px 13px;border-radius:99px;color:#7dd3fc;
  background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.28);
  margin-bottom:13px;
}
.hero h1{
  font-size:clamp(26px,6.5vw,42px);font-weight:800;letter-spacing:8px;
  background:linear-gradient(120deg,#ffffff 8%,#a5d8ff 52%,#67e8f9 92%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p{font-size:13px;color:var(--tx-dim);letter-spacing:2px;margin-top:10px}
.hero__stats{display:flex;justify-content:center;gap:26px;margin-top:18px;flex-wrap:wrap}
.hero__stat{text-align:center}
.hero__stat b{display:block;font-size:20px;font-weight:800;color:#a5d8ff;font-variant-numeric:tabular-nums}
.hero__stat span{font-size:11px;color:var(--tx-faint);letter-spacing:1.5px}

/* 分类标题 */
.cat{display:flex;align-items:center;gap:10px;margin:30px 0 14px}
.cat h2{font-size:15px;font-weight:800;letter-spacing:3px;color:#c3d3ec}
.cat i{
  width:3px;height:15px;border-radius:2px;flex-shrink:0;
  background:linear-gradient(180deg,#67e8f9,#3b82f6);
}
.cat em{font-style:normal;font-size:11px;color:var(--tx-faint);letter-spacing:1px;margin-left:auto}

/* 工具网格 */
.tools{display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:var(--gap)}
.tool{
  position:relative;overflow:hidden;
  display:flex;flex-direction:column;gap:9px;
  padding:17px;border-radius:var(--radius);
  background:linear-gradient(160deg, rgba(35,47,68,.72), rgba(16,23,38,.72));
  border:1px solid var(--line-soft);
  transition:.22s cubic-bezier(.2,.8,.4,1);
}
.tool::after{
  content:'';position:absolute;right:-30px;top:-30px;width:110px;height:110px;
  border-radius:50%;pointer-events:none;
  background:radial-gradient(circle, rgba(56,189,248,.14), transparent 68%);
  opacity:0;transition:.3s;
}
.tool:hover{
  transform:translateY(-3px);
  border-color:rgba(56,189,248,.4);
  box-shadow:0 14px 34px rgba(0,0,0,.4), 0 0 0 1px rgba(56,189,248,.12);
}
.tool:hover::after{opacity:1}
.tool:active{transform:translateY(-1px)}
.tool__ico{
  width:40px;height:40px;border-radius:12px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-size:20px;line-height:1;
  background:rgba(56,189,248,.11);border:1px solid rgba(56,189,248,.2);
}
.tool__name{font-size:14.5px;font-weight:700;color:#dbe7fb;letter-spacing:.5px}
.tool__desc{font-size:12.5px;color:var(--tx-dim);line-height:1.6}
.tool__hot{
  position:absolute;top:12px;right:12px;
  font-size:9.5px;font-weight:800;letter-spacing:1px;
  padding:2px 7px;border-radius:99px;
  background:rgba(248,113,113,.18);color:#fca5a5;
  border:1px solid rgba(248,113,113,.3);
}

/* ============================================================
   工具页通用
   ============================================================ */
.page__head{display:flex;align-items:flex-start;gap:13px;margin-bottom:20px}
.page__ico{
  width:46px;height:46px;border-radius:14px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:23px;
  background:rgba(56,189,248,.11);border:1px solid rgba(56,189,248,.2);
}
.page__head h1{font-size:21px;font-weight:800;letter-spacing:2px;color:#eaf2ff}
.page__head p{font-size:12.5px;color:var(--tx-dim);margin-top:3px;letter-spacing:.5px}
.page__back{
  margin-left:auto;flex-shrink:0;
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 13px;border-radius:10px;font-size:12.5px;color:var(--tx-sub);
  background:rgba(255,255,255,.035);border:1px solid var(--line);transition:.18s;
}
.page__back:hover{color:var(--tx);border-color:rgba(56,189,248,.45);background:rgba(56,189,248,.08)}

.panel{
  background:linear-gradient(180deg, rgba(23,32,50,.82), rgba(13,19,32,.82));
  border:1px solid var(--line);
  border-radius:var(--radius);padding:16px;
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  box-shadow:0 16px 40px rgba(0,0,0,.34), inset 0 1px 0 rgba(255,255,255,.05);
  margin-bottom:16px;
}
.row{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.row:last-child{margin-bottom:0}
.lb{font-size:13px;color:var(--tx-sub);letter-spacing:1px;flex-shrink:0;min-width:56px}

/* 分段控件 */
.seg{display:flex;gap:5px;flex:1;min-width:200px;padding:4px;border-radius:13px;background:rgba(255,255,255,.035);border:1px solid var(--line-soft)}
.seg button{
  flex:1;padding:8px 0;border:0;border-radius:9px;background:transparent;
  color:var(--tx-sub);font-size:13px;font-weight:700;letter-spacing:1px;cursor:pointer;transition:.2s;
}
.seg button:hover{color:#cbd5e1}
.seg button.on{
  background:linear-gradient(135deg,#2563eb,#0891b2);color:#fff;
  box-shadow:0 4px 16px rgba(37,99,235,.45);
}

/* 输入框 */
.inp{
  padding:9px 13px;border-radius:11px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--tx);font-family:inherit;font-size:14px;
  outline:0;transition:.18s;min-width:0;
}
.inp:focus{border-color:rgba(56,189,248,.5);background:rgba(56,189,248,.07)}
.inp::placeholder{color:var(--tx-faint)}
textarea.inp{width:100%;resize:vertical;line-height:1.7;font-size:13.5px}

/* 开关 */
.switch{display:inline-flex;align-items:center;gap:10px;cursor:pointer;user-select:none}
.switch input{display:none}
.switch .track{
  width:44px;height:25px;border-radius:99px;position:relative;flex-shrink:0;
  background:rgba(255,255,255,.09);border:1px solid var(--line);transition:.26s;
}
.switch .track .dot{position:absolute;top:2px;left:2px;width:19px;height:19px;border-radius:50%;background:#5b6b85;transition:.26s cubic-bezier(.4,1.6,.6,1)}
.switch input:checked + .track{background:linear-gradient(135deg,#38bdf8,#3b82f6);border-color:transparent;box-shadow:0 0 16px rgba(56,189,248,.42)}
.switch input:checked + .track .dot{left:21px;background:#fff}
.switch > span:last-child{font-size:13.5px;color:var(--tx-sub);letter-spacing:.5px}

/* 主按钮（大） */
.big-btn{
  position:relative;overflow:hidden;
  width:100%;padding:19px;margin-bottom:18px;
  border:0;border-radius:18px;cursor:pointer;
  font-size:17px;font-weight:800;letter-spacing:8px;color:#04121f;
  background:linear-gradient(135deg,#67e8f9,#38bdf8 45%,#3b82f6);
  box-shadow:0 14px 38px rgba(56,189,248,.34), inset 0 -3px 0 rgba(0,0,0,.16);
  transition:transform .12s, filter .2s, opacity .2s;
}
.big-btn::before{
  content:'';position:absolute;top:0;left:-60%;width:45%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);
  transform:skewX(-20deg);animation:sweep 3.6s ease-in-out infinite;
}
@keyframes sweep{0%,62%{left:-60%}100%{left:135%}}
.big-btn:hover{filter:brightness(1.07)}
.big-btn:active{transform:translateY(2px) scale(.995)}
.big-btn:disabled{opacity:.62;cursor:not-allowed;filter:saturate(.55)}
.big-btn:disabled::before{display:none}

/* 输出区 */
.out{
  padding:14px;border-radius:13px;
  background:rgba(10,15,26,.6);border:1px solid var(--line-soft);
  font-family:var(--mono);font-size:13px;line-height:1.75;
  color:#cbd5e1;white-space:pre-wrap;word-break:break-all;
  min-height:52px;max-height:420px;overflow:auto;
}
.out::-webkit-scrollbar{width:6px;height:6px}
.out::-webkit-scrollbar-thumb{background:rgba(120,150,200,.28);border-radius:9px}

/* 舞台（抽人类工具用） */
.stage{
  position:relative;overflow:hidden;
  border-radius:22px;padding:16px 16px 22px;
  background:linear-gradient(180deg, rgba(23,32,50,.62), rgba(10,15,26,.66));
  border:1px solid var(--line);
  box-shadow:0 20px 50px rgba(0,0,0,.42), inset 0 1px 0 rgba(255,255,255,.05);
  margin-bottom:16px;
}
.stage::after{
  content:'';position:absolute;left:50%;top:-100px;width:340px;height:200px;
  transform:translateX(-50%);
  background:radial-gradient(ellipse at center, rgba(56,189,248,.24), transparent 70%);
  filter:blur(12px);pointer-events:none;
}

/* 底部弹层（全站通用，照 creator.vue 的可用范式） */
.mask{
  position:fixed;inset:0;z-index:60;
  display:flex;align-items:flex-end;justify-content:center;
  background:rgba(4,8,16,.74);
  -webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);
  opacity:0;pointer-events:none;transition:opacity .26s;
}
.mask.on{opacity:1;pointer-events:auto}
@media(min-width:620px){.mask{align-items:center;padding:24px}}
.sheet{
  width:min(620px,100%);max-height:88vh;display:flex;flex-direction:column;
  background:linear-gradient(180deg,#131c2e,#0c1220);
  border:1px solid var(--line);border-radius:26px 26px 0 0;
  box-shadow:0 -14px 60px rgba(0,0,0,.62);
  transform:translateY(28px);transition:transform .32s cubic-bezier(.2,1,.4,1);
}
@media(min-width:620px){.sheet{border-radius:22px}}
.mask.on .sheet{transform:translateY(0)}
.sheet__head{display:flex;justify-content:space-between;align-items:center;padding:19px 20px 11px}
.sheet__head h3{font-size:15.5px;letter-spacing:2px;color:#dbe7fb;font-weight:700}
.sheet__body{padding:0 20px 8px;overflow-y:auto;flex:1}
.sheet__body::-webkit-scrollbar{width:5px}
.sheet__body::-webkit-scrollbar-thumb{background:rgba(120,150,200,.28);border-radius:9px}
.sheet__foot{display:flex;gap:10px;padding:14px 20px calc(18px + env(safe-area-inset-bottom));border-top:1px solid var(--line-soft)}
.sheet__foot .btn{flex:1}

/* Toast */
.toast{
  position:fixed;left:50%;bottom:36px;z-index:99;
  transform:translate(-50%,16px);
  padding:12px 24px;border-radius:13px;
  font-size:13.5px;color:#e2e8f0;letter-spacing:.5px;
  background:rgba(15,23,42,.97);border:1px solid var(--line);
  box-shadow:0 14px 34px rgba(0,0,0,.55);
  opacity:0;pointer-events:none;transition:.28s;
  max-width:88vw;text-align:center;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* 页脚 */
.foot{
  text-align:center;padding:30px 16px 40px;
  font-size:11.5px;color:var(--tx-faint);letter-spacing:1px;line-height:1.9;
}
.foot a{color:var(--tx-dim);transition:.18s}
.foot a:hover{color:var(--accent)}

/* 登录引导条 */
.gate{
  display:flex;align-items:center;gap:13px;flex-wrap:wrap;
  padding:15px 17px;border-radius:14px;margin-bottom:16px;
  background:linear-gradient(120deg, rgba(56,189,248,.10), rgba(59,130,246,.04));
  border:1px solid rgba(56,189,248,.24);
}
.gate__txt{flex:1;min-width:200px}
.gate__txt b{display:block;font-size:14px;color:#dbeafe;letter-spacing:.5px}
.gate__txt span{font-size:12.5px;color:var(--tx-dim)}

@media (max-width:640px){
  .top{padding:10px 13px;gap:8px}
  .top__nav{display:none}
  .top__brand small{display:none}
  .wrap{padding:18px 13px 60px}
  .row{gap:9px}
  .lb{min-width:auto}
  .page__head h1{font-size:18px}
}