/* ===== 蓝井智能体 · 手机端设计系统 v2 =====
   改动：深空渐变背景 + 玻璃卡片 + 渐变数字 + 药丸导航 + 微动效
*/

:root{
  --bg:#05070f;
  --bg2:#080d1c;
  --card:rgba(255,255,255,.035);
  --card-solid:#0e1526;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --txt:#eaeffb;
  --dim:#8b97b6;
  --gold:#ffd58a;
  --gold-2:#ffb648;
  --blue:#5b7cfa;
  --blue-2:#2f6bff;
  --ok:#3ddc97;
  --bad:#ff6b6b;
  --r:18px;
  --shadow:0 12px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--txt);
  font:15px/1.62 -apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC",
       "Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;letter-spacing:.1px}
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(900px 420px at 78% -12%, rgba(91,124,250,.24), transparent 62%),
    radial-gradient(680px 380px at 6% 8%, rgba(255,182,72,.13), transparent 66%),
    radial-gradient(700px 520px at 50% 108%, rgba(61,220,151,.10), transparent 68%),
    linear-gradient(180deg,var(--bg2),var(--bg) 55%);
}
#app{min-height:100vh;padding-bottom:92px}
.page{padding:18px 16px 8px;display:none;animation:fade .22s ease}
.page.on{display:block}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

h1{font-size:22px;font-weight:800;margin:2px 0 6px;letter-spacing:.3px}
.sub{color:var(--dim);font-size:12.5px;margin-bottom:16px}

/* 玻璃卡片 */
.card{
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.022));
  border:1px solid var(--line);border-radius:var(--r);padding:16px;margin-bottom:14px;
  box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.06);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.card h3{margin:0 0 12px;font-size:13.5px;color:var(--gold);font-weight:700;
  display:flex;align-items:center;gap:6px}
.card h3::before{content:"";width:3px;height:13px;border-radius:2px;
  background:linear-gradient(180deg,var(--gold),var(--gold-2))}

.row{display:flex;align-items:center;gap:10px}
.between{justify-content:space-between}

/* 指标卡 */
.kpis{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-bottom:14px}
.kpi{
  position:relative;overflow:hidden;border-radius:16px;padding:15px 14px;
  background:linear-gradient(160deg,rgba(91,124,250,.16),rgba(255,255,255,.02));
  border:1px solid var(--line);box-shadow:inset 0 1px 0 rgba(255,255,255,.07)
}
.kpi::after{content:"";position:absolute;right:-24px;top:-24px;width:76px;height:76px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,213,138,.22),transparent 70%)}
.kpi b{display:block;font-size:26px;line-height:1.18;font-weight:800;
  background:linear-gradient(135deg,#fff,var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.kpi span{font-size:11.5px;color:var(--dim);letter-spacing:.3px}

/* 按钮 */
.btn{
  display:block;width:100%;border:0;border-radius:14px;padding:15px;
  font:inherit;font-weight:700;color:#fff;letter-spacing:.3px;
  background:linear-gradient(135deg,var(--blue-2),var(--blue));
  box-shadow:0 10px 22px rgba(47,107,255,.28);
  transition:transform .12s ease, box-shadow .12s ease;
}
.btn:active{transform:scale(.985);box-shadow:0 6px 14px rgba(47,107,255,.22)}
.btn.ghost{
  background:rgba(255,255,255,.045);border:1px solid var(--line-strong);
  color:var(--txt);font-weight:600;box-shadow:none;
}
.btn.gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#2a1c04;
  box-shadow:0 10px 22px rgba(255,182,72,.25)}
.btn.sm{padding:9px 14px;font-size:13px;border-radius:11px;width:auto;display:inline-block}
.btn:disabled{opacity:.5;box-shadow:none}

/* 输入 */
input,textarea,select{
  width:100%;background:rgba(255,255,255,.04);border:1px solid var(--line);
  border-radius:13px;padding:14px;color:var(--txt);font:inherit;outline:none;
  margin-bottom:11px;transition:border-color .15s ease, background .15s ease;
}
input:focus,textarea:focus,select:focus{border-color:rgba(91,124,250,.6);
  background:rgba(91,124,250,.07)}
input::placeholder,textarea::placeholder{color:#6f7b98}
textarea{min-height:88px}

/* 列表项 */
.item{
  background:rgba(255,255,255,.032);border:1px solid var(--line);border-radius:15px;
  padding:14px;margin-bottom:11px;transition:border-color .15s ease
}
.item:active{border-color:var(--line-strong)}
.item b{font-size:15px;font-weight:700}
.meta{color:var(--dim);font-size:12px;margin-top:5px;word-break:break-all;line-height:1.5}

/* 标签 */
.tag{display:inline-block;font-size:11px;padding:3px 9px;border-radius:99px;
  background:rgba(91,124,250,.16);color:#a9bbff;border:1px solid rgba(91,124,250,.32);
  font-weight:600;letter-spacing:.2px}
.tag.gold{background:rgba(255,213,138,.14);color:var(--gold);border-color:rgba(255,213,138,.32)}
.tag.ok{background:rgba(61,220,151,.13);color:var(--ok);border-color:rgba(61,220,151,.3)}
.tag.bad{background:rgba(255,107,107,.13);color:var(--bad);border-color:rgba(255,107,107,.3)}

.ops{display:flex;gap:9px;margin-top:12px;flex-wrap:wrap}

/* 底部导航：药丸 + 选中发光 */
.nav{
  position:fixed;left:12px;right:12px;bottom:14px;display:flex;z-index:50;
  background:rgba(14,21,38,.86);border:1px solid var(--line-strong);border-radius:22px;
  padding:7px;box-shadow:0 18px 40px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.08);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
}
.nav a{flex:1;text-align:center;text-decoration:none;color:var(--dim);font-size:10.5px;
  padding:7px 0;border-radius:16px;transition:background .18s ease,color .18s ease}
.nav a i{display:block;font-size:18px;font-style:normal;line-height:1.25;margin-bottom:1px;
  transition:transform .18s ease}
.nav a.on{color:#fff;background:linear-gradient(160deg,rgba(91,124,250,.34),rgba(91,124,250,.12));
  box-shadow:inset 0 0 0 1px rgba(91,124,250,.4)}
.nav a.on i{transform:translateY(-1px) scale(1.06)}

/* 分段：药丸滑轨 */
.seg{
  display:flex;gap:6px;margin-bottom:15px;padding:5px;border-radius:15px;
  background:rgba(255,255,255,.045);border:1px solid var(--line);
}
.seg button{flex:1;padding:10px 0;border-radius:11px;border:0;background:transparent;
  color:var(--dim);font:inherit;font-size:12.5px;font-weight:600;
  transition:background .18s ease,color .18s ease}
.seg button.on{background:linear-gradient(160deg,rgba(91,124,250,.4),rgba(91,124,250,.16));
  color:#fff;box-shadow:0 4px 12px rgba(47,107,255,.22), inset 0 0 0 1px rgba(91,124,250,.45)}

/* chips */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.chip{padding:9px 14px;border-radius:99px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);color:var(--dim);font:inherit;font-size:12.5px;
  font-weight:600;transition:all .16s ease}
.chip.on{background:linear-gradient(160deg,rgba(255,213,138,.2),rgba(255,182,72,.1));
  color:var(--gold);border-color:rgba(255,213,138,.45);
  box-shadow:0 4px 12px rgba(255,182,72,.14)}

.empty{text-align:center;color:var(--dim);font-size:13px;padding:44px 0;line-height:1.8}

/* 登录 */
.login{padding:64px 22px}
.login .logo{font-size:29px;font-weight:800;margin-bottom:8px;letter-spacing:.6px;
  background:linear-gradient(135deg,#fff,var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.login .desc{color:var(--dim);font-size:13px;margin-bottom:28px}

video,audio{width:100%;border-radius:14px;background:#000;
  border:1px solid var(--line);box-shadow:var(--shadow)}

/* toast */
.toast{position:fixed;left:50%;bottom:112px;transform:translateX(-50%);
  background:rgba(20,28,48,.95);border:1px solid var(--line-strong);color:var(--txt);
  padding:11px 18px;border-radius:14px;font-size:13px;z-index:99;display:none;max-width:82%;
  box-shadow:0 14px 30px rgba(0,0,0,.45);backdrop-filter:blur(12px)}

.hint{color:var(--dim);font-size:12px;line-height:1.6}
.article{white-space:pre-wrap;font-size:14px;line-height:1.8;color:#dbe3f6;
  max-height:50vh;overflow:auto;background:rgba(0,0,0,.25);padding:14px;border-radius:13px;
  border:1px solid var(--line)}

/* 进度条 */
.bar{height:8px;border-radius:99px;background:rgba(255,255,255,.07);overflow:hidden;
  margin:12px 0 8px;box-shadow:inset 0 1px 2px rgba(0,0,0,.4)}
.bar > i{display:block;height:100%;width:0;border-radius:99px;
  background:linear-gradient(90deg,var(--ok),var(--gold));
  box-shadow:0 0 12px rgba(61,220,151,.5);transition:width .45s ease}

/* 三步指示 */
.steps{display:flex;gap:8px;margin-bottom:14px}
.step{flex:1;text-align:center;font-size:11px;color:var(--dim);
  border-top:2px solid var(--line);padding-top:8px;transition:all .2s ease}
.step.on{color:var(--gold);border-top-color:var(--gold);text-shadow:0 0 14px rgba(255,213,138,.35)}

/* 选择行 */
.pick{display:flex;align-items:center;gap:10px;padding:11px 13px;border-radius:13px;
  background:rgba(255,255,255,.035);border:1px solid var(--line);
  margin-bottom:9px;font-size:13px}
.pick b{flex:1;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.del{color:var(--bad);font-size:12px;font-weight:600}

/* 骨架屏 */
@keyframes shimmer{0%{background-position:-320px 0}100%{background-position:320px 0}}
.sk{height:14px;border-radius:8px;margin-bottom:10px;
  background:linear-gradient(90deg,rgba(255,255,255,.05) 25%,rgba(255,255,255,.11) 37%,rgba(255,255,255,.05) 63%);
  background-size:640px 100%;animation:shimmer 1.3s infinite linear}

/* 工作台英雄区 */
.hero{
  position:relative;overflow:hidden;border-radius:22px;padding:20px;margin-bottom:16px;
  background:linear-gradient(140deg,rgba(47,107,255,.34),rgba(91,124,250,.12) 48%,rgba(255,182,72,.14));
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.1);
}
.hero::after{content:"";position:absolute;right:-40px;top:-50px;width:170px;height:170px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,213,138,.3),transparent 68%)}
.hero .hi{font-size:13px;color:#c9d4f5;margin-bottom:6px}
.hero .big{font-size:32px;font-weight:800;letter-spacing:.4px;line-height:1.15}
.hero .big small{font-size:13px;font-weight:600;color:#cfd9ff;margin-left:6px}
.hero .foot{display:flex;gap:16px;margin-top:12px;font-size:12px;color:#c9d4f5}