:root{--bg:#f4f6f8;--panel:#fff;--text:#1b2430;--muted:#6d7887;--line:#e7ebef;--dark:#121820;--accent:#f28c18;--accent2:#ffb14a;--ok:#16845b;--danger:#b42318}
*{box-sizing:border-box}html,body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}
body{min-height:100vh}.auth-body{display:grid;place-items:center;padding:28px;background:radial-gradient(circle at top,#fff 0,#f4f6f8 42%,#e9edf1 100%)}
.auth-card{width:min(440px,100%);background:#fff;border:1px solid var(--line);border-radius:22px;padding:32px;box-shadow:0 20px 60px rgba(23,31,43,.10)}
.install-card{width:min(620px,100%)}.brand{display:flex;align-items:center;gap:12px}.brand.centered{justify-content:center;margin-bottom:28px}
.brand-mark{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));font-weight:900;color:#fff}
.brand strong,.brand span{display:block}.brand span{font-size:12px;color:var(--muted);margin-top:2px}.auth-card h1{font-size:26px;margin:8px 0}.auth-card h2{font-size:15px;margin:24px 0 10px}.muted{color:var(--muted)}
label{display:block;font-size:13px;font-weight:650;margin:13px 0}input{width:100%;margin-top:7px;padding:12px 13px;border:1px solid #d7dde4;border-radius:10px;font:inherit;outline:none;background:#fff}input:focus{border-color:#9099a6;box-shadow:0 0 0 3px rgba(84,95,110,.10)}
small{display:block;color:var(--muted);font-weight:400;margin-top:5px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.btn{border:0;border-radius:10px;padding:11px 14px;font-weight:750;cursor:pointer}.btn.primary{background:var(--dark);color:#fff}.btn.full{width:100%;margin-top:14px}.btn.subtle{background:#eef1f4;color:#303a47}.linkbtn{display:block;text-align:center;text-decoration:none}
.alert{padding:12px 13px;border-radius:10px;margin:14px 0;font-size:13px}.alert.error{background:#fff0ef;color:var(--danger);border:1px solid #ffd1ce}.alert.success{background:#ecfdf3;color:#067647;border:1px solid #abefc6}.version{text-align:center;color:#9aa3ad;font-size:11px;margin-top:18px}
.app-shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}.sidebar{background:var(--dark);color:#fff;padding:22px 16px;display:flex;flex-direction:column}.sidebar-brand{padding:0 6px 22px;border-bottom:1px solid rgba(255,255,255,.08)}.sidebar nav{display:grid;gap:5px;margin-top:18px}.sidebar nav a{color:#b9c1ca;text-decoration:none;padding:11px 12px;border-radius:9px;font-size:14px}.sidebar nav a.active{background:#232c37;color:#fff}.sidebar nav a.disabled{opacity:.65}.sidebar-foot{margin-top:auto;color:#737d88;font-size:11px;padding:8px}
.main{padding:28px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.topbar h1{margin:0;font-size:25px}.topbar p{margin:4px 0 0;color:var(--muted);font-size:13px}.userbox{display:flex;gap:14px;align-items:center}.userbox strong,.userbox span{display:block;text-align:right}.userbox span{font-size:11px;color:var(--muted);text-transform:uppercase}
.welcome{background:linear-gradient(135deg,#1b232d,#303b48);color:#fff;border-radius:18px;padding:28px;margin-bottom:18px}.welcome h2{margin:8px 0;font-size:24px;max-width:700px}.welcome p{margin:0;color:#cdd3da;max-width:760px;line-height:1.6}.eyebrow{font-size:11px;letter-spacing:1.5px;color:#ffb14a;font-weight:800}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.card,.panel-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.card span,.card small{display:block}.card span{color:var(--muted);font-size:12px}.card strong{display:block;font-size:23px;margin:9px 0}.card small{color:#9aa3ad;font-size:11px}.panel-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:14px;margin-top:14px}.panel-card h3{margin:0 0 14px;font-size:15px}.status-row{display:flex;justify-content:space-between;padding:10px 0;border-top:1px solid var(--line);font-size:13px}.status-row:first-of-type{border-top:0}.ok{color:var(--ok)}
@media(max-width:900px){.app-shell{grid-template-columns:1fr}.sidebar nav{grid-template-columns:repeat(3,1fr)}.sidebar-foot{display:none}.cards{grid-template-columns:repeat(2,1fr)}.panel-grid{grid-template-columns:1fr}}
@media(max-width:600px){.main{padding:16px}.topbar{align-items:flex-start;gap:14px}.userbox{flex-direction:column;align-items:flex-end}.cards{grid-template-columns:1fr}.sidebar nav{grid-template-columns:repeat(2,1fr)}.grid2{grid-template-columns:1fr}.auth-card{padding:22px}.welcome{padding:22px}.welcome h2{font-size:20px}}