:root{--bg:#09090d;--panel:#15151f;--panel2:#1d1d29;--accent:#e56c2f;--muted:#b7b7ca;--stroke:rgba(255,255,255,.09)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:#fff;font-family:Montserrat,sans-serif}
.admin-layout{display:grid;grid-template-columns:280px 1fr;min-height:100vh}
.admin-sidebar{padding:26px;border-right:1px solid var(--stroke);background:linear-gradient(160deg,#101019,#09090d)}
.admin-logo{width:138px;mix-blend-mode:screen}.admin-sidebar p{color:var(--muted)}
.admin-nav{display:flex;flex-direction:column;gap:8px;margin-top:16px}
.admin-tab{background:transparent;color:#fff;border:1px solid var(--stroke);padding:10px;border-radius:10px;text-align:left;cursor:pointer}
.admin-tab.active{border-color:var(--accent);background:rgba(229,108,47,.15)}
.admin-content{padding:28px}.admin-header p{color:var(--muted)}
.admin-panel{display:none}.admin-panel.active{display:block}
.admin-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.admin-card{background:var(--panel);border:1px solid var(--stroke);border-radius:14px;padding:14px;transition:.25s}
.admin-card:hover{transform:translateY(-3px);border-color:rgba(229,108,47,.55)}
.admin-card h4{margin:0 0 8px}.admin-kpi{font-size:1.4rem;font-weight:800;color:#ffb486}.admin-meta{color:var(--muted);font-size:.9rem}
.admin-list{display:grid;gap:10px}.admin-item{background:var(--panel2);border:1px solid var(--stroke);border-radius:12px;padding:12px}
@media(max-width:960px){.admin-layout{grid-template-columns:1fr}.admin-sidebar{border-right:0;border-bottom:1px solid var(--stroke)}}
.admin-topbar{position:fixed;top:0;left:280px;right:0;display:flex;justify-content:space-between;align-items:center;padding:12px 20px;background:rgba(9,9,13,.88);backdrop-filter:blur(8px);border-bottom:1px solid var(--stroke);z-index:10}
.admin-back{color:var(--muted);text-decoration:none}.admin-back:hover{color:#fff}
.admin-logout{background:transparent;color:#fff;border:1px solid var(--stroke);padding:8px 12px;border-radius:10px;cursor:pointer}
.admin-logout:hover{border-color:var(--accent);color:#ffb486}
.admin-content{padding-top:72px}

.admin-auth-body{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top, rgba(229,108,47,.18), transparent 45%), var(--bg)}
.admin-auth-wrap{width:min(460px,calc(100% - 24px))}
.admin-auth-card{background:linear-gradient(150deg, rgba(229,108,47,.14), rgba(21,21,31,.96));border:1px solid var(--stroke);border-radius:18px;padding:28px}
.admin-auth-card p{color:var(--muted)}
.admin-auth-form{display:grid;gap:10px;margin-top:14px}
.admin-auth-form input{background:var(--panel);border:1px solid var(--stroke);color:#fff;border-radius:10px;padding:12px}
.admin-auth-form button{background:var(--accent);border:0;border-radius:10px;padding:12px;font-weight:700;cursor:pointer;color:#111}
.admin-auth-feedback{margin-top:10px;font-size:.92rem;color:#ffb486}

@media(max-width:960px){.admin-topbar{left:0}}