:root{--navy:#0a1628;--navy-mid:#112240;--gold:#c9a84c;--gold-light:#e8c97a;--white:#fff;--off-white:#f5f3ee;--text-muted:#8a9bb5;--border:rgba(201,168,76,.2);--radius:12px;--sidebar:260px}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Inter',sans-serif;background:#0d1b2e;color:var(--white);min-height:100vh}
a{text-decoration:none;color:inherit}
/* Login */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#060e1c,#0a1628,#0d2040)}
.login-card{background:var(--navy-mid);border:1px solid var(--border);border-radius:20px;padding:3rem;width:100%;max-width:420px;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.login-logo{font-family:'Playfair Display',serif;font-size:1.4rem;color:var(--white);text-align:center;margin-bottom:.3rem}
.login-logo span{color:var(--gold)}
.login-sub{text-align:center;font-size:.82rem;color:var(--text-muted);margin-bottom:2rem}
.form-group{margin-bottom:1.2rem}
.form-group label{display:block;font-size:.78rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:.4rem}
.form-group input{width:100%;padding:.85rem 1rem;background:rgba(255,255,255,.05);border:1.5px solid rgba(255,255,255,.1);border-radius:8px;color:var(--white);font-size:.9rem;transition:all .3s}
.form-group input:focus{outline:none;border-color:var(--gold);background:rgba(201,168,76,.05)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.85rem 2rem;border-radius:50px;font-weight:600;font-size:.9rem;cursor:pointer;border:none;transition:all .3s;width:100%}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--navy)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(201,168,76,.4)}
.btn-sm{width:auto;padding:.5rem 1.2rem;font-size:.82rem;border-radius:8px}
.btn-danger{background:#ef4444;color:#fff}
.btn-danger:hover{background:#dc2626}
.btn-secondary{background:rgba(255,255,255,.08);color:var(--white);border:1px solid rgba(255,255,255,.15)}
.btn-secondary:hover{background:rgba(255,255,255,.15)}
.alert{padding:.8rem 1rem;border-radius:8px;font-size:.85rem;margin-bottom:1rem;display:none}
.alert.show{display:block}
.alert-error{background:rgba(239,68,68,.15);border:1px solid rgba(239,68,68,.3);color:#fca5a5}
.alert-success{background:rgba(74,222,128,.1);border:1px solid rgba(74,222,128,.3);color:#86efac}
/* Dashboard layout */
.dash-layout{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar);background:var(--navy-mid);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;z-index:100;transition:transform .3s}
.sidebar-logo{padding:1.8rem 1.5rem;border-bottom:1px solid var(--border)}
.sidebar-logo .logo-text{font-family:'Playfair Display',serif;font-size:1.1rem;color:var(--white)}
.sidebar-logo .logo-text span{color:var(--gold)}
.sidebar-logo .logo-sub{font-size:.72rem;color:var(--text-muted);margin-top:.2rem}
.sidebar-nav{flex:1;padding:1.5rem 0;overflow-y:auto}
.nav-section{font-size:.68rem;letter-spacing:.15em;text-transform:uppercase;color:var(--text-muted);padding:.5rem 1.5rem;margin-top:1rem}
.sidebar-nav a{display:flex;align-items:center;gap:.8rem;padding:.75rem 1.5rem;font-size:.88rem;color:rgba(255,255,255,.65);transition:all .25s;border-left:3px solid transparent}
.sidebar-nav a:hover,.sidebar-nav a.active{color:var(--white);background:rgba(201,168,76,.08);border-left-color:var(--gold)}
.sidebar-nav a svg{width:18px;height:18px;flex-shrink:0}
.sidebar-footer{padding:1.2rem 1.5rem;border-top:1px solid var(--border)}
.sidebar-footer .admin-info{font-size:.8rem;color:var(--text-muted);margin-bottom:.8rem}
.sidebar-footer .admin-info strong{display:block;color:var(--white);font-size:.88rem}
.main-content{margin-left:var(--sidebar);flex:1;display:flex;flex-direction:column;min-height:100vh}
.topbar{background:var(--navy-mid);border-bottom:1px solid var(--border);padding:1rem 2rem;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50}
.topbar h1{font-family:'Playfair Display',serif;font-size:1.3rem;color:var(--white)}
.topbar-right{display:flex;align-items:center;gap:1rem}
.page-content{padding:2rem;flex:1}
/* Cards */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.2rem;margin-bottom:2rem}
.stat-card{background:var(--navy-mid);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem}
.stat-card .sc-val{font-family:'Playfair Display',serif;font-size:2rem;color:var(--gold);font-weight:700}
.stat-card .sc-lbl{font-size:.78rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;margin-top:.2rem}
.panel{background:var(--navy-mid);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:1.5rem}
.panel-header{padding:1.2rem 1.5rem;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.panel-header h3{font-size:1rem;color:var(--white)}
.panel-body{padding:1.5rem}
/* Form elements in admin */
.admin-form .form-group label{color:var(--text-muted)}
.admin-form .form-group input,
.admin-form .form-group textarea,
.admin-form .form-group select{background:rgba(255,255,255,.05);border:1.5px solid rgba(255,255,255,.1);color:var(--white);border-radius:8px;padding:.75rem 1rem;width:100%;font-size:.88rem;font-family:'Inter',sans-serif;transition:all .3s}
.admin-form .form-group input:focus,
.admin-form .form-group textarea:focus{outline:none;border-color:var(--gold);background:rgba(201,168,76,.04)}
.admin-form .form-group textarea{resize:vertical;min-height:100px}
.form-row-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
/* Table */
.data-table{width:100%;border-collapse:collapse}
.data-table th{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);padding:.8rem 1rem;text-align:left;border-bottom:1px solid var(--border)}
.data-table td{padding:.9rem 1rem;font-size:.85rem;color:rgba(255,255,255,.8);border-bottom:1px solid rgba(255,255,255,.05);vertical-align:middle}
.data-table tr:last-child td{border-bottom:none}
.data-table tr:hover td{background:rgba(255,255,255,.03)}
.badge{display:inline-block;padding:.2rem .6rem;border-radius:50px;font-size:.72rem;font-weight:600}
.badge-green{background:rgba(74,222,128,.15);color:#4ade80}
.badge-red{background:rgba(248,113,113,.15);color:#f87171}
.badge-gold{background:rgba(201,168,76,.15);color:var(--gold)}
/* Tabs */
.tabs{display:flex;gap:.3rem;border-bottom:1px solid var(--border);margin-bottom:1.5rem}
.tab-btn{padding:.6rem 1.2rem;font-size:.85rem;color:var(--text-muted);background:none;border:none;cursor:pointer;border-bottom:2px solid transparent;transition:all .25s;font-family:'Inter',sans-serif}
.tab-btn.active{color:var(--gold);border-bottom-color:var(--gold)}
.tab-pane{display:none}
.tab-pane.active{display:block}
/* Messages */
.msg-row{cursor:pointer}
.msg-row.unread td{color:var(--white);font-weight:500}
.msg-detail{display:none;background:rgba(255,255,255,.03);padding:1rem;border-radius:8px;margin-top:.5rem;font-size:.85rem;color:rgba(255,255,255,.7);line-height:1.7}
/* Responsive */
@media(max-width:900px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .main-content{margin-left:0}
  .form-row-2{grid-template-columns:1fr}
}