:root{
  --bg:#0b1220;
  --bg-soft:#0f1b33;
  --card:#101c33;
  --border:#1f2c4a;
  --accent:#ff5a3c;
  --accent-2:#ff8a3c;
  --text:#e8ecf5;
  --text-dim:#9aa7c2;
  --green:#22c55e;
  --red:#ef4444;
  --blue:#3b82f6;
  --radius:14px;
}
*{box-sizing:border-box;}
body{margin:0;font-family:'Segoe UI',Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);}
a{color:inherit;text-decoration:none;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}

.navbar{display:flex;align-items:center;justify-content:space-between;padding:16px 32px;background:#000;position:relative;flex-wrap:wrap;}
.brand{font-size:22px;font-weight:800;}
.brand span{color:var(--accent);}
.nav-links{display:flex;gap:28px;}
.nav-links a{font-weight:600;color:#cfd6e6;}
.nav-links a.active{color:var(--accent);}
.nav-actions{display:flex;align-items:center;gap:14px;}
.nav-toggle{display:none;background:none;border:1px solid var(--border);color:#fff;font-size:20px;padding:6px 12px;border-radius:8px;cursor:pointer;}
.btn{display:inline-block;padding:10px 22px;border-radius:8px;font-weight:700;border:none;cursor:pointer;}
.btn-accent{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#fff;}
.btn-outline{background:transparent;border:1px solid var(--accent);color:var(--accent);}
.btn-sm{padding:6px 14px;font-size:13px;}
.btn-danger{background:var(--red);color:#fff;}

.hero{background:radial-gradient(circle at 80% 20%,#1b2b55,var(--bg) 60%);padding:90px 0;}
.hero .container{display:flex;align-items:center;gap:40px;flex-wrap:wrap;}
.hero h1{font-size:48px;line-height:1.15;margin:0 0 20px;}
.hero p{color:var(--text-dim);font-size:16px;max-width:520px;margin-bottom:28px;}
.hero-art{flex:1;min-width:260px;text-align:center;font-size:120px;}

.hero-slider{position:relative;height:480px;overflow:hidden;}
.hero-slide{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:0;transition:opacity .8s ease;
}
.hero-slide.active{opacity:1;}
.hero-slide-overlay{
  position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,18,32,.85) 0%,rgba(11,18,32,.4) 60%,rgba(11,18,32,.1) 100%);
  display:flex;align-items:center;
}
.hero-slide-overlay .container{max-width:600px;}
.hero-slide-overlay h1{font-size:42px;margin:0 0 16px;}
.hero-slide-overlay p{color:var(--text-dim);font-size:16px;margin-bottom:24px;}
.hero-slider-dots{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:5;}
.hero-dot{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.4);cursor:pointer;}
.hero-dot.active{background:var(--accent);}
@media(max-width:700px){
  .hero-slider{height:360px;}
  .hero-slide-overlay h1{font-size:28px;}
}

.section{padding:70px 0;}
.section h2{font-size:32px;text-align:center;margin-bottom:10px;}
.section p.lead{text-align:center;color:var(--text-dim);max-width:600px;margin:0 auto 40px;}

.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px;}

.plan-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;text-align:center;}
.plan-card .head{background:linear-gradient(90deg,var(--accent),var(--accent-2));padding:22px;font-size:20px;font-weight:800;}
.plan-card .body{padding:24px;}
.plan-card .row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);color:var(--text-dim);}
.plan-card .row b{color:var(--text);}

.feature-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;}
.feature-card .icon{width:44px;height:44px;border-radius:10px;background:var(--accent);display:flex;align-items:center;justify-content:center;margin-bottom:14px;font-size:20px;}
.feature-card h3{margin:0 0 8px;}
.feature-card p{color:var(--text-dim);margin:0;font-size:14px;}

.footer{background:#000;padding:50px 0 20px;color:var(--text-dim);}
.footer h4{color:#fff;margin-bottom:14px;}
.footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:24px;}
.footer ul{list-style:none;padding:0;margin:0;}
.footer li{margin-bottom:8px;}
.footer .bottom{text-align:center;margin-top:30px;padding-top:20px;border-top:1px solid #1c1c1c;font-size:13px;}

.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:40px 16px;}
.auth-box{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:40px;max-width:420px;width:100%;}
.auth-box h2{text-align:center;margin-bottom:24px;}
.form-group{margin-bottom:16px;}
.form-group label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:6px;}
.form-control{width:100%;padding:12px 14px;border-radius:8px;border:1px solid var(--border);background:#0b1526;color:var(--text);font-size:14px;}
.form-row{display:flex;gap:12px;flex-wrap:wrap;}
.form-row .form-group{flex:1;min-width:160px;}
.alert{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:14px;}
.alert-error{background:rgba(239,68,68,.12);color:#fca5a5;border:1px solid rgba(239,68,68,.35);}
.alert-success{background:rgba(34,197,94,.12);color:#86efac;border:1px solid rgba(34,197,94,.35);}
.muted-link{color:var(--text-dim);font-size:13px;text-align:center;display:block;margin-top:16px;}
.muted-link a{color:var(--accent);font-weight:600;}

/* ---------- Dashboard shell (user + admin) ---------- */
.dash{display:flex;min-height:100vh;position:relative;}
.sidebar{
  width:250px;background:#0a1326;border-right:1px solid var(--border);
  padding:20px 0;flex-shrink:0;
  transition:transform .25s ease;
}
.sidebar .brand{padding:0 20px 20px;border-bottom:1px solid var(--border);margin-bottom:10px;display:flex;justify-content:space-between;align-items:center;}
.sidebar-close{display:none;background:none;border:none;color:#fff;font-size:22px;cursor:pointer;}
.sidebar nav a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 20px;color:#cfd6e6;font-weight:600;font-size:14px;}
.sidebar nav a:hover,.sidebar nav a.active{background:var(--accent);color:#fff;}
.sidebar nav a .count{background:#f59e0b;color:#1a1a1a;font-size:11px;font-weight:800;padding:1px 7px;border-radius:20px;}
.main{flex:1;display:flex;flex-direction:column;min-width:0;}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid var(--border);background:var(--bg-soft);flex-wrap:wrap;}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0;}
.sidebar-toggle{display:none;background:none;border:1px solid var(--border);color:#fff;font-size:18px;padding:6px 10px;border-radius:8px;cursor:pointer;flex-shrink:0;}
.content{padding:20px;}
.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:900;}

.stat-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-bottom:24px;}
.stat-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:flex;justify-content:space-between;align-items:center;gap:12px;}
.stat-card .num{font-size:24px;font-weight:800;word-break:break-word;}
.stat-card .label{color:var(--text-dim);font-size:13px;}
.stat-card .ico{font-size:26px;flex-shrink:0;}

.table-scroll{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.data-table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;min-width:560px;}
table.data-table th,table.data-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:14px;white-space:nowrap;}
table.data-table th{background:#141f3a;color:var(--text-dim);text-transform:uppercase;font-size:11px;letter-spacing:.04em;}
table.data-table tr:last-child td{border-bottom:none;}

.badge{padding:4px 10px;border-radius:20px;font-size:12px;font-weight:700;display:inline-block;}
.badge-green{background:rgba(34,197,94,.15);color:#4ade80;}
.badge-red{background:rgba(239,68,68,.15);color:#f87171;}
.badge-yellow{background:rgba(245,158,11,.15);color:#fbbf24;}
.badge-blue{background:rgba(59,130,246,.15);color:#60a5fa;}

.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:22px;margin-bottom:22px;overflow-x:auto;}
.card h3{margin-top:0;}

.tab-nav{display:flex;gap:6px;margin-bottom:18px;flex-wrap:wrap;}
.tab-nav a{padding:8px 16px;border-radius:8px;font-size:13px;font-weight:600;background:var(--card);border:1px solid var(--border);color:var(--text-dim);}
.tab-nav a.active{background:var(--accent);color:#fff;border-color:var(--accent);}

/* ---------- Responsive breakpoints ---------- */
@media(max-width:900px){
  /* Public navbar collapses into a hamburger-triggered dropdown panel */
  .nav-toggle{display:inline-block;}
  .nav-links,.nav-actions{
    display:none;
    width:100%;
    flex-direction:column;
    align-items:stretch;
    gap:10px;
    padding-top:14px;
  }
  .nav-links.mobile-open,.nav-actions.mobile-open{display:flex;}
  .nav-links a{padding:10px 4px;border-bottom:1px solid #1c1c1c;}
  .nav-actions{padding-bottom:6px;}

  /* Dashboard sidebar becomes an off-canvas drawer */
  .sidebar{
    position:fixed;top:0;left:0;bottom:0;z-index:950;
    transform:translateX(-100%);
    box-shadow:2px 0 24px rgba(0,0,0,.5);
    overflow-y:auto;
  }
  .sidebar.open{transform:translateX(0);}
  .sidebar-close{display:block;}
  .sidebar-toggle{display:inline-block;}
  .sidebar-overlay.open{display:block;}
  .content{padding:16px;}
  .topbar{padding:14px 16px;}
}

@media(max-width:700px){
  .footer .cols{grid-template-columns:1fr 1fr;}
  .hero h1{font-size:34px;}
  .section h2{font-size:26px;}
  .stat-cards{grid-template-columns:1fr 1fr;}
}

@media(max-width:480px){
  .footer .cols{grid-template-columns:1fr;}
  .navbar{padding:14px 16px;}
  .stat-cards{grid-template-columns:1fr;}
  .auth-box{padding:26px 20px;}
  .form-row{flex-direction:column;}
}