:root{
  --brand:#2f5bea; --brand-dark:#2447c0; --brand-soft:#eaf0ff;
  --ink:#1b2333; --muted:#6b7385; --line:#e3e7ef; --bg:#f5f7fb; --card:#fff;
  --danger:#c93a3a; --ok:#1f9d63; --radius:14px;
  --font:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:var(--font);color:var(--ink);background:var(--bg);font-size:16px;line-height:1.5}
a{color:var(--brand);text-decoration:none}
button{font-family:inherit}

/* ---------- Login ---------- */
.auth{min-height:100vh;display:grid;grid-template-columns:1.1fr 1fr}
.auth-hero{background:linear-gradient(150deg,#2f5bea 0%,#5b3fd6 100%);color:#fff;padding:56px;display:flex;flex-direction:column;justify-content:space-between}
.auth-hero .logo{font-weight:700;font-size:22px;letter-spacing:.2px;display:flex;align-items:center;gap:10px}
.auth-hero .logo i{width:36px;height:36px;border-radius:10px;background:rgba(255,255,255,.2);display:grid;place-items:center;font-style:normal}
.auth-hero h1{font-size:38px;line-height:1.15;margin:0 0 14px;max-width:460px}
.auth-hero p{opacity:.85;max-width:420px;margin:0}
.auth-hero small{opacity:.7}
.auth-panel{display:grid;place-items:center;padding:32px}
.auth-card{width:100%;max-width:400px}
.auth-card h2{margin:0 0 4px;font-size:26px}
.auth-card .sub{color:var(--muted);margin:0 0 26px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:6px}
.input-wrap{position:relative}
.field input{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;font-size:16px;background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
.toggle-pw{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:0;color:var(--muted);cursor:pointer;font-size:13px;padding:6px 8px}
.btn{width:100%;padding:13px;border:0;border-radius:10px;background:var(--brand);color:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:background .15s}
.btn:hover{background:var(--brand-dark)}
.btn:disabled{opacity:.6;cursor:not-allowed}
.btn.ghost{background:#fff;color:var(--ink);border:1.5px solid var(--line);width:auto;padding:9px 16px;font-size:14px}
.btn.ghost:hover{background:var(--bg)}
.alert{padding:11px 14px;border-radius:10px;font-size:14px;margin-bottom:16px;display:none}
.alert.show{display:block}
.alert.error{background:#fdecec;color:var(--danger);border:1px solid #f6c9c9}
.demo{margin-top:26px;padding:14px;border:1.5px dashed var(--line);border-radius:12px;font-size:13px;color:var(--muted)}
.demo b{color:var(--ink)}
.demo button{background:var(--brand-soft);color:var(--brand);border:0;border-radius:8px;padding:5px 10px;margin:6px 6px 0 0;cursor:pointer;font-size:13px;font-weight:600}

/* ---------- App shell (dashboards) ---------- */
.topbar{background:#fff;border-bottom:1px solid var(--line);padding:14px 28px;display:flex;align-items:center;justify-content:space-between}
.topbar .brand{font-weight:700;font-size:18px}
.topbar .who{display:flex;align-items:center;gap:14px;font-size:14px;color:var(--muted)}
.badge{background:var(--brand-soft);color:var(--brand);padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;text-transform:capitalize}
.page{max-width:1100px;margin:32px auto;padding:0 20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}

@media (max-width:820px){
  .auth{grid-template-columns:1fr}
  .auth-hero{display:none}
}

.auth-hero .logo img{width:52px;height:52px;background:#fff;border-radius:14px;padding:4px;object-fit:contain}