*,*::before,*::after{box-sizing:border-box}
:root{
  --bg:#f6f7fb; --card:#fff; --ink:#1a1c23; --muted:#6b7280;
  --line:#e5e7eb; --primary:#2f52e0; --primary-ink:#fff;
  --ok:#0a7d3b; --err:#b42318;
}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:15px; line-height:1.5;
}
a{color:var(--primary); text-decoration:none}
h1,h2,h3{margin:0 0 12px}
.muted{color:var(--muted); font-size:13px}
.empty{color:var(--muted); text-align:center; padding:24px 0}
.tag{background:#fef3c7; color:#78350f; font-size:11px; padding:2px 6px; border-radius:4px}
.hint{color:var(--muted); font-size:12px; margin-top:8px}
.msg{margin-top:12px; min-height:20px; font-size:13px}
.msg.ok{color:var(--ok)} .msg.err{color:var(--err)}

/* login */
.login-wrap{min-height:100vh; display:flex; align-items:center; justify-content:center; padding:24px}
.login-card{background:var(--card); padding:32px 28px; width:100%; max-width:400px;
  border-radius:12px; box-shadow:0 4px 20px rgba(0,0,0,.06); border:1px solid var(--line)}
.brand{font-size:28px; letter-spacing:-.5px; margin-bottom:4px}
.tag{display:inline-block}
.login-card label{display:block; font-size:13px; color:var(--muted); margin:16px 0 6px}
.phone-row{display:flex; align-items:center; gap:8px}
.phone-row .cc{background:#f3f4f6; padding:10px 12px; border-radius:8px; font-weight:600}
.login-card input[type=tel]{width:100%; padding:10px 12px; border:1px solid var(--line);
  border-radius:8px; font-size:16px}
.btn{display:inline-block; padding:10px 14px; border:1px solid var(--line);
  border-radius:8px; background:#fff; cursor:pointer; font-size:14px; margin-top:12px}
.btn:disabled{opacity:.5; cursor:not-allowed}
.btn.primary{background:var(--primary); color:var(--primary-ink); border-color:var(--primary); width:100%}
.btn.link{background:transparent; border:0; color:var(--muted); text-decoration:underline; padding:6px 0; margin-top:8px}

/* topbar */
.topbar{background:#fff; border-bottom:1px solid var(--line);
  display:flex; align-items:center; padding:10px 20px; gap:20px}
.brand-mini{font-weight:700; letter-spacing:-.3px}
.company-switch{margin-left:auto; display:flex; align-items:center; gap:8px}
.company-switch select{padding:6px 8px; border:1px solid var(--line); border-radius:6px; background:#fff}
.user-box{display:flex; align-items:center; gap:12px}
.user-box .phone{color:var(--muted); font-size:13px}

/* shell */
.app-shell{display:grid; grid-template-columns:220px 1fr; min-height:calc(100vh - 52px)}
.side{background:#fff; border-right:1px solid var(--line); padding:16px 8px; display:flex; flex-direction:column; gap:2px}
.nav-item{display:block; padding:9px 12px; color:var(--ink); border-radius:6px; font-size:14px}
.nav-item:hover{background:#f3f4f6}
.nav-item.active{background:var(--primary); color:#fff}
.content{padding:24px 28px; max-width:1100px}

/* ribbons */
.ribbons{margin-bottom:16px}
.ribbon{display:flex; align-items:flex-start; gap:12px; padding:8px 0; border-bottom:1px solid var(--line)}
.ribbon-label{font-size:11px; color:var(--muted); text-transform:uppercase; letter-spacing:.6px; padding-top:8px; min-width:66px; flex:0 0 66px}
.chips{display:flex; flex-wrap:wrap; gap:6px; flex:1}
.chip{display:inline-block; padding:5px 11px; border:1px solid var(--line); border-radius:999px;
  background:#fff; color:var(--ink); font-size:13px; text-decoration:none; user-select:none; transition:all .12s}
.chip:hover{border-color:#9ca3af; background:#f9fafb}
.chip.active{background:var(--primary); border-color:var(--primary); color:#fff}
.chip.active:hover{background:#254bd1}
.active-summary{padding:8px 0 0; font-size:12px; color:var(--muted)}
.active-summary b{color:var(--ink); font-weight:600}

/* tiles */
.tile-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(180px,1fr)); gap:12px; margin:16px 0 24px}
.tile{background:#fff; border:1px solid var(--line); border-radius:10px; padding:14px 16px}
.tile-label{color:var(--muted); font-size:12px}
.tile-value{font-size:22px; font-weight:600; margin-top:6px}

/* tables */
.table{width:100%; border-collapse:collapse; background:#fff; border:1px solid var(--line); border-radius:10px; overflow:hidden}
.table th,.table td{padding:10px 12px; text-align:left; border-bottom:1px solid var(--line); font-size:14px}
.table th{background:#f9fafb; color:var(--muted); font-weight:600}
.table tr:last-child td{border-bottom:0}
.table input[type=text]{width:100%; padding:6px 8px; border:1px solid var(--line); border-radius:6px}

/* panel */
.panel{background:#fff; border:1px solid var(--line); border-radius:10px; padding:16px 18px; margin:12px 0}
.panel ul{margin:8px 0 0 18px; padding:0}
.callout{background:#eff6ff; border:1px solid #bfdbfe; padding:12px 14px; border-radius:8px; margin:12px 0; font-size:14px}
.toolbar{display:flex; gap:8px; margin:12px 0}
.tab-row{display:flex; gap:6px; margin:12px 0; border-bottom:1px solid var(--line); padding-bottom:8px}
.tab{padding:6px 12px; border-radius:6px 6px 0 0; color:var(--muted)}
.tab.active{background:#eef2ff; color:var(--primary); font-weight:600}

@media (max-width:720px){
  .app-shell{grid-template-columns:1fr}
  .side{flex-direction:row; overflow-x:auto; padding:8px; border-right:0; border-bottom:1px solid var(--line)}
  .nav-item{white-space:nowrap}
  .content{padding:16px}
}