:root {
  --teal:#0d4a4a;--teal-d:#083535;--teal-l:#e8f4f4;
  --gold:#F5C63C;--gold-d:#d4a820;
  --white:#ffffff;--off:#f8f7f4;--border:#e5e3de;
  --text:#1a1a1a;--muted:#6b6b6b;--faint:#a0a0a0;
  --red:#e53e3e;--green:#276749;--amber:#b7791f;--blue:#2b6cb0;
  --shadow:0 1px 4px rgba(0,0,0,0.08);
  --shadow-md:0 4px 16px rgba(0,0,0,0.1);
  --radius:6px;--radius-lg:10px;
  --sidebar-w:240px;
  --font:'DM Sans',sans-serif;
  --font-display:'Barlow Condensed',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
body{font-family:var(--font);font-size:14px;color:var(--text);background:var(--off);line-height:1.5;}
a{color:var(--teal);text-decoration:none;}
a:hover{text-decoration:underline;}

/* LAYOUT */
.admin-layout{display:flex;min-height:100vh;}
.admin-main{flex:1;display:flex;flex-direction:column;min-width:0;margin-left:var(--sidebar-w);}
.admin-content{flex:1;padding:24px;max-width:1400px;}

/* SIDEBAR */
.admin-sidebar{width:var(--sidebar-w);background:var(--teal);position:fixed;top:0;left:0;height:100vh;display:flex;flex-direction:column;z-index:100;overflow-y:auto;}
.sidebar-brand{padding:20px 16px;display:flex;align-items:center;gap:10px;border-bottom:1px solid rgba(255,255,255,0.1);}
.sidebar-brand strong{color:var(--white);font-family:var(--font-display);font-size:16px;font-weight:700;display:block;}
.sidebar-brand small{color:rgba(255,255,255,0.4);font-size:10px;letter-spacing:1px;}
.sidebar-nav{flex:1;padding:12px 8px;}
.sidebar-link{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius);color:rgba(255,255,255,0.65);font-size:13px;margin-bottom:2px;transition:all 0.15s;}
.sidebar-link:hover{background:rgba(255,255,255,0.1);color:var(--white);text-decoration:none;}
.sidebar-link.active{background:var(--gold);color:var(--teal);font-weight:500;}
.sidebar-link.active:hover{background:var(--gold-d);}
.sidebar-footer{padding:16px;border-top:1px solid rgba(255,255,255,0.1);}
.sidebar-footer a{color:rgba(255,255,255,0.45);font-size:12px;}
.sidebar-footer a:hover{color:var(--white);text-decoration:none;}

/* TOPBAR */
.admin-topbar{background:var(--white);border-bottom:1px solid var(--border);padding:0 24px;height:56px;display:flex;align-items:center;gap:16px;position:sticky;top:0;z-index:90;box-shadow:var(--shadow);}
.sidebar-toggle{display:none;background:none;border:none;cursor:pointer;font-size:20px;color:var(--teal);padding:4px;}
.topbar-title{font-family:var(--font-display);font-weight:700;font-size:18px;color:var(--teal);flex:1;}
.topbar-right{display:flex;align-items:center;gap:12px;}
.topbar-user{font-size:13px;color:var(--muted);}
.role-badge{font-size:10px;letter-spacing:1px;text-transform:uppercase;padding:3px 8px;border-radius:10px;font-weight:600;}
.role-badge.super_admin{background:var(--teal-l);color:var(--teal);}
.role-badge.editor{background:#fef3c7;color:var(--amber);}
.topbar-logout{font-size:12px;color:var(--muted);border:1px solid var(--border);padding:4px 10px;border-radius:var(--radius);}
.topbar-logout:hover{color:var(--red);border-color:var(--red);text-decoration:none;}

/* FLASH */
.flash{padding:12px 20px;margin:0;border-bottom:1px solid transparent;display:flex;align-items:center;justify-content:space-between;font-size:13px;}
.flash button{background:none;border:none;cursor:pointer;font-size:18px;opacity:.5;margin-left:16px;}
.flash-success{background:#f0fff4;color:var(--green);border-color:#9ae6b4;}
.flash-error{background:#fff5f5;color:var(--red);border-color:#feb2b2;}
.flash-info{background:#ebf8ff;color:var(--blue);border-color:#bee3f8;}

/* CARDS */
.card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow);}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border);}
.card-title{font-family:var(--font-display);font-size:16px;font-weight:700;color:var(--teal);}

/* STATS GRID */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px;}
.stat-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow);}
.stat-value{font-family:var(--font-display);font-size:32px;font-weight:900;color:var(--teal);line-height:1;}
.stat-label{font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--faint);margin-top:6px;}
.stat-change{font-size:12px;margin-top:8px;}
.stat-change.up{color:var(--green);}
.stat-change.down{color:var(--red);}

/* TABLES */
.table-wrap{overflow-x:auto;}
table{width:100%;border-collapse:collapse;font-size:13px;}
thead th{background:var(--off);padding:10px 12px;text-align:left;font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--faint);font-weight:500;border-bottom:1px solid var(--border);}
tbody td{padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:middle;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover td{background:#fafaf8;}

/* BADGES */
.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:600;letter-spacing:.5px;}
.badge-green{background:#f0fff4;color:var(--green);}
.badge-red{background:#fff5f5;color:var(--red);}
.badge-amber{background:#fffbeb;color:var(--amber);}
.badge-blue{background:#ebf8ff;color:var(--blue);}
.badge-gray{background:var(--off);color:var(--muted);}
.badge-teal{background:var(--teal-l);color:var(--teal);}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:13px;font-weight:500;cursor:pointer;border:none;transition:all .15s;text-decoration:none;font-family:var(--font);}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--teal);color:var(--white);}
.btn-primary:hover{background:var(--teal-d);color:var(--white);}
.btn-gold{background:var(--gold);color:var(--teal);}
.btn-gold:hover{background:var(--gold-d);}
.btn-outline{background:transparent;color:var(--teal);border:1px solid var(--teal);}
.btn-outline:hover{background:var(--teal-l);}
.btn-danger{background:var(--red);color:var(--white);}
.btn-danger:hover{background:#c53030;color:var(--white);}
.btn-sm{padding:5px 10px;font-size:12px;}
.btn-xs{padding:3px 8px;font-size:11px;}

/* FORMS */
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.form-grid.cols-3{grid-template-columns:repeat(3,1fr);}
.form-full{grid-column:1/-1;}
.form-group{display:flex;flex-direction:column;gap:4px;}
.form-group label{font-size:12px;font-weight:500;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;}
.form-group input,.form-group select,.form-group textarea{padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:13px;font-family:var(--font);background:var(--white);color:var(--text);transition:border-color .15s;}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 2px rgba(13,74,74,0.08);}
.form-group textarea{resize:vertical;min-height:80px;}

/* PAGE HEADER */
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.page-header h2{font-family:var(--font-display);font-size:22px;font-weight:900;color:var(--teal);}

/* SEARCH/FILTER BAR */
.filter-bar{display:flex;align-items:center;gap:10px;margin-bottom:16px;flex-wrap:wrap;}
.filter-bar input,.filter-bar select{padding:7px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:13px;background:var(--white);}
.filter-bar input:focus,.filter-bar select:focus{outline:none;border-color:var(--teal);}

/* PAGINATION */
.pagination{display:flex;align-items:center;gap:4px;padding:16px 0;justify-content:flex-end;}
.pagination a,.pagination span{padding:5px 10px;border:1px solid var(--border);border-radius:var(--radius);font-size:12px;color:var(--muted);}
.pagination a:hover{background:var(--teal-l);border-color:var(--teal);color:var(--teal);text-decoration:none;}
.pagination .current{background:var(--teal);color:var(--white);border-color:var(--teal);}

/* TABS */
.tabs{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:20px;}
.tab-btn{padding:10px 18px;background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-2px;cursor:pointer;font-size:13px;color:var(--muted);font-family:var(--font);}
.tab-btn.active{color:var(--teal);border-bottom-color:var(--teal);font-weight:500;}
.tab-content{display:none;}
.tab-content.active{display:block;}

/* MODAL */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.45);z-index:500;display:none;align-items:center;justify-content:center;}
.modal-overlay.open{display:flex;}
.modal{background:var(--white);border-radius:var(--radius-lg);padding:28px;max-width:560px;width:90%;box-shadow:var(--shadow-md);position:relative;}
.modal h3{font-family:var(--font-display);font-size:20px;color:var(--teal);margin-bottom:16px;}
.modal-close{position:absolute;top:12px;right:16px;background:none;border:none;font-size:22px;cursor:pointer;color:var(--muted);}

/* LOGIN PAGE */
.login-page{min-height:100vh;background:var(--teal);display:flex;align-items:center;justify-content:center;}
.login-box{background:var(--white);border-radius:var(--radius-lg);padding:40px;width:100%;max-width:400px;box-shadow:var(--shadow-md);}
.login-box h1{font-family:var(--font-display);font-size:28px;font-weight:900;color:var(--teal);text-align:center;margin-bottom:4px;}
.login-box p{color:var(--faint);font-size:13px;text-align:center;margin-bottom:24px;}
.login-box .form-group{margin-bottom:14px;}
.login-box .btn{width:100%;justify-content:center;padding:10px;margin-top:6px;}

/* UPLOAD AREA */
.upload-zone{border:2px dashed var(--border);border-radius:var(--radius-lg);padding:32px;text-align:center;cursor:pointer;transition:all .15s;}
.upload-zone:hover{border-color:var(--teal);background:var(--teal-l);}
.upload-zone.dragover{border-color:var(--gold);background:#fffdf0;}

/* RESPONSIVE */
@media(max-width:900px){
  .admin-main{margin-left:0;}
  .admin-sidebar{transform:translateX(-100%);transition:transform .25s;}
  .admin-sidebar.open{transform:translateX(0);}
  .sidebar-toggle{display:block;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .form-grid{grid-template-columns:1fr;}
}
@media(max-width:500px){
  .stats-grid{grid-template-columns:1fr;}
  .admin-content{padding:16px;}
}