/* 轮休排班管理系统 v5.0.0 */
:root{
  --brand:#3358f4; --brand-2:#4f7cff; --bg:#f3f5fa; --card:#fff; --ink:#1c2333;
  --muted:#7c8698; --line:#e6eaf2; --ok:#12a150; --warn:#d97706; --danger:#e23b3b;
  --radius:14px; --shadow:0 4px 18px rgba(24,40,80,.07);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--ink); font:15px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  -webkit-text-size-adjust:100%;
}
a{color:var(--brand);text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:700}
button{font:inherit}
[hidden]{display:none!important}

/* ---------- 基础控件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  padding:11px 16px;border-radius:11px;cursor:pointer;font-size:15px;font-weight:500;
  transition:.15s;white-space:nowrap;
}
.btn:hover{border-color:#cfd8ea}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.btn.primary:hover{background:#2a4be0}
.btn.ghost{background:#f6f8fd}
.btn.danger{color:var(--danger);border-color:#f3c9c9}
.btn.sm{padding:7px 12px;font-size:13px;border-radius:9px}
.btn.block{width:100%}
.btn:disabled{opacity:.55;cursor:not-allowed}
.input,.select,textarea.input{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:11px;
  background:#fff;font-size:15px;color:var(--ink);outline:none;transition:.15s;
}
.input:focus,.select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(51,88,244,.12)}
.field{display:block;margin-bottom:12px}
.field>span{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.hint{color:var(--muted);font-size:13px;line-height:1.6}
.tiny{font-size:12px}
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}
.card+.card{margin-top:14px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.grow{flex:1 1 auto;min-width:0}
.tag{display:inline-block;font-size:12px;padding:2px 8px;border-radius:999px;background:#eef1f9;color:#5b6579}
.tag.ok{background:#e7f7ee;color:var(--ok)}
.tag.warn{background:#fff5e5;color:var(--warn)}
.tag.danger{background:#fdeaea;color:var(--danger)}
.empty{padding:26px 10px;text-align:center;color:var(--muted);font-size:14px}

/* ---------- 首页 ---------- */
.home{min-height:100vh;display:grid;place-items:center;padding:24px 16px;
  background:radial-gradient(1200px 600px at 50% -10%,#dfe7ff 0%,var(--bg) 55%)}
.home-card{width:min(430px,100%);background:#fff;border-radius:22px;box-shadow:0 18px 50px rgba(25,35,60,.14);padding:30px 24px 24px;text-align:center}
.home-logo{width:64px;height:64px;border-radius:18px;background:linear-gradient(140deg,var(--brand),var(--brand-2));
  color:#fff;font-size:30px;font-weight:800;display:grid;place-items:center;margin:0 auto 14px}
.home-title{font-size:22px;letter-spacing:.5px}
.home-sub{color:var(--muted);font-size:13.5px;margin:6px 0 22px}
.home-actions{display:grid;gap:10px;margin-top:4px}
.home-foot{margin-top:16px;font-size:12.5px;color:var(--muted)}
.home-foot a{font-weight:600}

/* ---------- 表单页 ---------- */
.auth{min-height:100vh;display:grid;place-items:center;padding:22px 16px}
.auth-card{width:min(440px,100%);background:#fff;border-radius:20px;box-shadow:var(--shadow);padding:26px 22px}
.auth-card h1{font-size:19px;margin-bottom:4px}
.auth-card .hint{margin-bottom:18px}
.auth-tabs{display:flex;gap:6px;background:#f1f4fb;padding:4px;border-radius:12px;margin-bottom:18px}
.auth-tabs button{flex:1;border:0;background:transparent;padding:9px;border-radius:9px;font-size:14px;color:#5b6579;cursor:pointer}
.auth-tabs button.on{background:#fff;color:var(--ink);font-weight:600;box-shadow:0 1px 4px rgba(20,30,60,.08)}
.warnbox{background:#fff5e5;color:#8a5a00;border:1px solid #ffe2a8;border-radius:10px;padding:10px 12px;font-size:13px;margin-bottom:12px}

/* ---------- 应用框架 ---------- */
.shell{display:grid;grid-template-columns:230px 1fr;min-height:100vh}
.sidebar{background:#0f1830;color:#c7d0e4;padding:18px 12px;display:flex;flex-direction:column;gap:4px}
.side-brand{display:flex;align-items:center;gap:10px;padding:6px 10px 18px;color:#fff}
.side-brand .logo{width:34px;height:34px;border-radius:10px;background:linear-gradient(140deg,#3358f4,#5b8bff);display:grid;place-items:center;font-weight:800}
.side-brand b{font-size:15px}
.side-brand small{display:block;font-size:11px;color:#8ea0c4;font-weight:400}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;color:#c7d0e4;cursor:pointer;font-size:14.5px;border:0;background:transparent;text-align:left;width:100%}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-item.on{background:var(--brand);color:#fff;font-weight:600}
.nav-sep{margin:14px 10px 6px;font-size:11px;color:#6d7d9e;letter-spacing:1px}
.side-foot{margin-top:auto;padding:10px}
.side-foot .btn{width:100%;background:rgba(255,255,255,.08);border-color:transparent;color:#c7d0e4}
.main{padding:0;min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;gap:12px;padding:14px 22px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.topbar h1{font-size:17px}
.topbar .sub{font-size:12.5px;color:var(--muted)}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.content{padding:20px 22px 40px;max-width:1180px;width:100%}
.page{display:none}
.page.on{display:block}
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px}
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px}
.stat{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}
.stat b{display:block;font-size:26px;line-height:1.2}
.stat span{color:var(--muted);font-size:13px}

/* 移动端底部导航 */
.mobile-tabs{display:none}
@media(max-width:900px){
  .shell{grid-template-columns:1fr}
  .sidebar{display:none}
  .content{padding:14px 14px 90px}
  .topbar{padding:12px 14px}
  .topbar h1{font-size:16px}
  .mobile-tabs{
    display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;
    background:#fff;border-top:1px solid var(--line);z-index:30;padding-bottom:env(safe-area-inset-bottom);
  }
  .mobile-tabs button{border:0;background:transparent;padding:9px 4px;font-size:11.5px;color:var(--muted);display:grid;gap:2px;justify-items:center}
  .mobile-tabs button.on{color:var(--brand);font-weight:600}
  .mobile-tabs i{font-size:17px;font-style:normal}
}

/* ---------- 班组卡片 ---------- */
.squad{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;display:flex;flex-direction:column;gap:10px}
.squad h3{font-size:16px}
.squad .meta{color:var(--muted);font-size:12.5px}
.squad .acts{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}
.squad.off{opacity:.62}

/* ---------- 日历 ---------- */
.cal-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:14px}
.cal-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.cal-head .m{font-size:18px;font-weight:700}
.cal-head .nav{margin-left:auto;display:flex;gap:8px}
.cal-head .nav button{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:16px}
.cal-week,.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.cal-week div{text-align:center;font-size:12px;color:var(--muted);padding:4px 0}
.cal-week div.wk{color:#d1495b}
.day{position:relative;aspect-ratio:1/1;border-radius:10px;border:1px solid #eef1f6;background:#fbfcfe;
  display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;font-size:13px;gap:2px;user-select:none}
.day.blank{background:transparent;border:0;cursor:default}
.day .wk{color:#d1495b}
.day .picks{font-size:10px;color:var(--muted);line-height:1}
.day.mine{background:var(--brand);border-color:var(--brand);color:#fff}
.day.mine .picks{color:rgba(255,255,255,.85)}
.day.full{background:#f1f3f8;color:#a6afc0}
.day.off{background:#f7f7f9;color:#c3c9d4;border-style:dashed}
.day.past{opacity:.55}
.day.today{outline:2px solid rgba(51,88,244,.35);outline-offset:-2px}
.day:active{transform:scale(.97)}
.legend{display:flex;gap:14px;flex-wrap:wrap;margin-top:10px;font-size:12px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px;vertical-align:-1px}

/* ---------- 弹窗 / 提示 ---------- */
.modal{position:fixed;inset:0;z-index:600;background:rgba(16,24,40,.45);display:grid;place-items:center;padding:18px}
.modal-card{width:min(520px,100%);max-height:88vh;overflow:auto;background:#fff;border-radius:18px;padding:20px;box-shadow:0 24px 60px rgba(15,25,50,.3)}
.modal-card h2{font-size:17px;margin-bottom:14px}
.modal-actions{display:flex;gap:10px;margin-top:16px}
.modal-actions .btn{flex:1}
.toast{position:fixed;left:50%;bottom:34px;transform:translateX(-50%);z-index:900;background:rgba(20,28,46,.94);color:#fff;
  padding:11px 18px;border-radius:999px;font-size:14px;box-shadow:0 10px 30px rgba(0,0,0,.2);max-width:90vw;text-align:center}

/* ---------- 员工页 ---------- */
.emp{min-height:100vh;padding:18px 14px 60px;max-width:520px;margin:0 auto}
.emp-brand{text-align:center;margin-bottom:16px}
.emp-brand .logo{width:52px;height:52px;border-radius:15px;background:linear-gradient(140deg,var(--brand),var(--brand-2));color:#fff;
  font-size:25px;font-weight:800;display:grid;place-items:center;margin:0 auto 10px}
.emp-brand h1{font-size:18px}
.emp-brand .sub{color:var(--muted);font-size:13px}
.emp-hero{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:14px}
.emp-hero .who{display:flex;align-items:center;gap:10px}
.emp-hero .avatar{width:38px;height:38px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:700}
.pill-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.qrbox{display:grid;place-items:center;padding:10px}
.qrbox img{width:220px;height:220px;border-radius:10px;background:#fff}
.linkrow{display:flex;gap:8px;align-items:center;background:#f6f8fd;border:1px solid var(--line);border-radius:10px;padding:8px 10px;margin-top:8px}
.linkrow code{flex:1;font-size:12px;word-break:break-all;color:#2b3550}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
table.tbl th,table.tbl td{text-align:left;padding:9px 8px;border-bottom:1px solid #eef1f6}
table.tbl th{color:var(--muted);font-weight:500;font-size:12.5px}
table.tbl tr:last-child td{border-bottom:0}
.logs{max-height:260px;overflow:auto;font-size:12.5px;color:#4a5468}
.logs div{padding:5px 0;border-bottom:1px dashed #eef1f6}