:root{
  --bg:#f5f6f8;
  --panel:#ffffff;
  --panel-dark:#0e0e10;
  --txt:#111111;
  --muted:#6b7280;
  --line:#e5e7eb;
  --soft:#f3f4f6;
  --accent:#d3043c;
  --green:#27c281;
  --shadow:0 18px 40px rgba(0,0,0,.08);
  --radius:24px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--txt)}
a{text-decoration:none;color:inherit}
.admin-login-body{min-height:100vh;background:#111}
.admin-login-shell{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr}
.admin-login-visual{position:relative;background-image:url('/images/admin/login-1.webp');background-size:cover;background-position:center;overflow:hidden}
.admin-login-overlay{position:absolute;inset:0;background:linear-gradient(to top, rgba(0,0,0,.72), rgba(0,0,0,.28))}
.admin-login-copy{position:absolute;left:54px;right:54px;bottom:54px;z-index:2;color:#fff;max-width:620px}
.admin-kicker{display:inline-flex;padding:8px 12px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.08em;background:rgba(255,255,255,.12);margin-bottom:18px}
.admin-login-copy h1{margin:0 0 14px;font-size:48px;line-height:1.02}
.admin-login-copy p{margin:0;color:rgba(255,255,255,.84);font-size:16px;line-height:1.7}
.admin-login-panel{display:flex;align-items:center;justify-content:center;padding:40px;background:#f7f7f8}
.admin-login-card{width:min(460px,100%);background:#fff;border-radius:28px;padding:34px;box-shadow:var(--shadow)}
.admin-login-brand{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.admin-login-logo{width:52px;height:52px;border-radius:16px;background:#111;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.admin-login-brand h2{margin:0 0 4px;font-size:22px}
.admin-login-brand p{margin:0;color:var(--muted);font-size:14px}
.admin-alert{margin-bottom:18px;padding:14px 16px;border-radius:16px;background:#fdecef;color:#b42318;font-size:14px}
.admin-form{display:grid;gap:16px}
.admin-form label{display:grid;gap:8px}
.admin-form span{font-size:14px;font-weight:600}
.admin-form input{height:54px;border:1px solid var(--line);border-radius:16px;padding:0 16px;font-size:15px;outline:none}
.admin-form input:focus{border-color:#111}
.admin-primary-btn{height:54px;border:0;border-radius:16px;background:#111;color:#fff;font-size:15px;font-weight:700;cursor:pointer}
.admin-body{min-height:100vh;display:grid;grid-template-columns:280px 1fr}
.admin-sidebar{background:#0f1013;color:#fff;padding:28px 22px;display:flex;flex-direction:column;gap:24px}
.admin-sidebar-top{display:flex;align-items:center;gap:14px}
.admin-sidebar-logo{width:52px;height:52px;border-radius:18px;background:#fff;color:#111;display:flex;align-items:center;justify-content:center;font-weight:800}
.admin-sidebar-top h1{margin:0;font-size:18px}
.admin-sidebar-top p{margin:4px 0 0;color:rgba(255,255,255,.6);font-size:13px}
.admin-nav{display:grid;gap:8px}
.admin-nav a{padding:13px 14px;border-radius:14px;color:rgba(255,255,255,.78);font-size:14px;font-weight:500;transition:.2s ease}
.admin-nav a:hover,.admin-nav a.is-active{background:rgba(255,255,255,.08);color:#fff}
.admin-logout{margin-top:auto;padding:13px 14px;border-radius:14px;background:rgba(255,255,255,.08);font-size:14px;color:#fff}
.admin-main{padding:28px}
.admin-topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}
.admin-topbar-left{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.admin-pill{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:999px;background:#fff;box-shadow:var(--shadow);font-size:13px;font-weight:600}
.admin-live-pill i{width:9px;height:9px;border-radius:50%;background:var(--green);display:inline-block}
.admin-datetime{display:flex;flex-direction:column}
.admin-datetime strong{font-size:24px;line-height:1}
.admin-datetime span{color:var(--muted);font-size:13px;margin-top:5px}
.admin-userbox{display:flex;align-items:center;gap:12px;background:#fff;box-shadow:var(--shadow);border-radius:22px;padding:10px 14px}
.admin-user-avatar{width:44px;height:44px;border-radius:14px;background:#111;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.admin-userbox strong{display:block;font-size:14px}
.admin-userbox span{display:block;color:var(--muted);font-size:12px;margin-top:2px}
.admin-welcome{background:#fff;border-radius:28px;padding:28px;box-shadow:var(--shadow);margin-bottom:24px}
.admin-welcome h2{margin:8px 0 10px;font-size:30px}
.admin-welcome p{margin:0;color:var(--muted);font-size:15px;line-height:1.7}
.admin-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-bottom:24px}
.admin-card{background:#fff;border-radius:24px;padding:22px;box-shadow:var(--shadow)}
.admin-card-dark{background:#111;color:#fff}
.admin-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.admin-card-head span{font-size:13px;color:var(--muted)}
.admin-card-dark .admin-card-head span{color:rgba(255,255,255,.62)}
.admin-card-head strong{font-size:12px;color:#111;background:#f3f4f6;border-radius:999px;padding:6px 10px}
.admin-card-dark .admin-card-head strong{background:rgba(255,255,255,.12);color:#fff}
.admin-card h3{margin:0 0 10px;font-size:20px;line-height:1.15}
.admin-card p{margin:0 0 18px;color:var(--muted);font-size:14px;line-height:1.7}
.admin-card-dark p{color:rgba(255,255,255,.76)}
.admin-card a{display:inline-flex;align-items:center;justify-content:center;min-height:42px;border-radius:999px;padding:0 16px;background:#111;color:#fff;font-size:14px;font-weight:600}
.admin-card-dark a{background:#fff;color:#111}
@media (max-width:1200px){.admin-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:980px){.admin-body{grid-template-columns:1fr}.admin-login-shell{grid-template-columns:1fr}}
@media (max-width:640px){.admin-grid{grid-template-columns:1fr}.admin-topbar{flex-direction:column;align-items:flex-start}.admin-login-copy{left:24px;right:24px;bottom:24px}.admin-login-copy h1{font-size:34px}}