:root{
    --bg-dark:#0b1220;
    --bg-card:#101a2c;
    --border:#1c2942;
    --green:#22c55e;
    --green-dark:#16a34a;
    --text:#e5e7eb;
    --text-mute:#9aa5b1;
    --purple:#7c6bf0;
    --orange:#f59e0b;
    --blue:#3b82f6;
}
*{box-sizing:border-box;}
body{margin:0;font-family:'Segoe UI',Arial,sans-serif;background:#f4f6f9;color:#1f2937;}
a{text-decoration:none;color:inherit;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}
img{max-width:100%;}

/* HEADER */
.site-header{background:#0b1220;color:#fff;position:sticky;top:0;z-index:100;}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:70px;}
.brand{font-size:20px;font-weight:700;color:#fff;display:flex;align-items:center;gap:8px;}
.brand i{color:var(--green);}
.site-nav{display:flex;align-items:center;gap:22px;}
.site-nav a{color:#cbd5e1;font-size:14px;font-weight:500;}
.site-nav a:hover{color:#fff;}
.btn-nav-outline{border:1px solid #334155;padding:8px 16px;border-radius:8px;}
.btn-nav-solid{background:var(--green-dark);color:#fff !important;padding:8px 16px;border-radius:8px;}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:22px;cursor:pointer;}
@media(max-width:860px){
    .nav-toggle{display:block;}
    .site-nav{position:absolute;top:70px;left:0;right:0;background:#0b1220;flex-direction:column;align-items:flex-start;padding:16px 20px;gap:14px;display:none;border-top:1px solid #1c2942;}
    .site-nav.open{display:flex;}
}

/* HERO */
.hero{background:linear-gradient(135deg,#0b1220,#0f2418);color:#fff;padding:70px 0 50px;text-align:center;}
.badge{display:inline-block;background:rgba(34,197,94,.15);color:var(--green);padding:5px 14px;border-radius:20px;font-size:12px;font-weight:700;margin-bottom:16px;}
.hero h1{font-size:44px;font-weight:800;margin-bottom:14px;}
.hero h1 .accent{color:var(--green);}
.hero p{color:var(--text-mute);max-width:600px;margin:0 auto 30px;font-size:16px;}
@media(max-width:600px){.hero h1{font-size:30px;}}

.url-box{max-width:680px;margin:0 auto 16px;background:#101a2c;border:1px solid var(--border);border-radius:12px;padding:8px;display:flex;gap:8px;}
.url-box input{flex:1;background:transparent;border:none;color:#fff;padding:12px 14px;font-size:15px;outline:none;}
.url-box button{background:var(--green-dark);border:none;color:#fff;padding:12px 20px;border-radius:8px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:8px;white-space:nowrap;}
.url-box button:hover{background:#15803d;}
@media(max-width:600px){.url-box{flex-direction:column;}}
.result-box{max-width:680px;margin:16px auto 0;background:#0d2818;border:1px solid #14532d;border-radius:10px;padding:14px 18px;color:#bbf7d0;display:none;}
.result-box.show{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;}
.result-box a{color:#4ade80;font-weight:700;}
.result-box button{background:#14532d;border:none;color:#fff;padding:8px 12px;border-radius:6px;cursor:pointer;}

.stats-row{display:flex;justify-content:center;gap:50px;margin-top:40px;flex-wrap:wrap;}
.stat-item{color:#fff;text-align:center;}
.stat-item i{color:var(--green);margin-right:6px;}
.stat-item .num{font-size:22px;font-weight:700;}
.stat-item .lbl{font-size:12px;color:var(--text-mute);}

/* FEATURES */
.features{background:#0b1220;padding:0 0 60px;}
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
@media(max-width:900px){.feat-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:560px){.feat-grid{grid-template-columns:1fr;}}
.feat-card{background:#101a2c;border:1px solid var(--border);border-radius:14px;padding:24px;color:#fff;}
.feat-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:14px;font-size:18px;}
.feat-card h3{margin-bottom:6px;font-size:16px;}
.feat-card p{color:var(--text-mute);font-size:13px;}

/* GENERIC PAGE SECTIONS ON WHITE BG */
.section-white{padding:50px 0;background:#fff;}
.section-title-lg{font-size:28px;font-weight:800;margin-bottom:8px;color:#111827;}
.section-sub{color:#6b7280;margin-bottom:30px;}

/* AUTH PAGES */
.auth-wrap{min-height:100vh;background:linear-gradient(135deg,#0b1220,#0f2418);display:flex;align-items:center;justify-content:center;padding:30px 16px;}
.auth-card{background:#101a2c;border:1px solid var(--border);border-radius:16px;padding:36px;max-width:440px;width:100%;color:#fff;box-shadow:0 20px 50px rgba(0,0,0,.4);}
.auth-card h2{margin-bottom:6px;font-size:22px;}
.auth-card .sub{color:var(--text-mute);font-size:13px;margin-bottom:24px;}
.form-group{margin-bottom:16px;}
.form-group label{display:block;font-size:13px;color:var(--text-mute);margin-bottom:6px;}
.form-control{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--border);background:#0b1220;color:#fff;font-size:14px;outline:none;}
.form-control:focus{border-color:var(--green);}
.pw-wrap{position:relative;}
.pw-wrap .toggle-pw{position:absolute;right:14px;top:12px;color:var(--text-mute);cursor:pointer;}
.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:13px;border:none;border-radius:10px;background:var(--green-dark);color:#fff;font-size:15px;font-weight:600;cursor:pointer;}
.btn-primary:hover{background:#15803d;}
.btn-secondary{background:#1c2942;color:#fff;border:none;border-radius:10px;padding:13px;font-weight:600;cursor:pointer;width:100%;}
.auth-foot{text-align:center;margin-top:18px;font-size:13px;color:var(--text-mute);}
.auth-foot a{color:var(--green);font-weight:600;}
.form-check{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-mute);margin-bottom:16px;}
.divider{display:flex;align-items:center;gap:10px;color:var(--text-mute);font-size:12px;margin:18px 0;}
.divider::before,.divider::after{content:'';flex:1;height:1px;background:var(--border);}

/* ALERTS */
.alert{padding:13px 16px;border-radius:10px;margin-bottom:16px;font-size:13px;display:flex;align-items:center;gap:8px;}
.alert-danger{background:#3b0d0d;border:1px solid #7f1d1d;color:#fecaca;}
.alert-success{background:#0d3b1d;border:1px solid #166534;color:#bbf7d0;}

/* DASHBOARD LAYOUT */
.app-shell{display:flex;min-height:100vh;background:#f4f6f9;}
.sidebar{width:230px;background:#fff;border-right:1px solid #e5e7eb;padding:20px 0;flex-shrink:0;transition:transform .2s;}
.sidebar .brand{color:#111827;padding:0 20px 20px;font-size:18px;font-weight:800;}
.sidebar .brand i{color:var(--green);}
.side-link{display:flex;align-items:center;gap:12px;padding:12px 22px;color:#374151;font-size:14px;font-weight:500;}
.side-link i{width:18px;text-align:center;color:#9ca3af;}
.side-link:hover{background:#f4f6f9;}
.side-link.active{background:#e9fdf1;color:var(--green-dark);border-right:3px solid var(--green);}
.side-link.active i{color:var(--green-dark);}
.main-area{flex:1;min-width:0;}
.topbar{background:#fff;border-bottom:1px solid #e5e7eb;height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;}
.topbar .toggle-side{display:none;background:none;border:none;font-size:20px;cursor:pointer;}
.content-area{padding:24px;}
@media(max-width:900px){
    .sidebar{position:fixed;left:0;top:0;bottom:0;z-index:200;transform:translateX(-100%);box-shadow:0 0 30px rgba(0,0,0,.2);}
    .sidebar.open{transform:translateX(0);}
    .topbar .toggle-side{display:block;}
}

.page-head h1{font-size:22px;font-weight:700;color:#111827;}
.page-head p{color:#6b7280;font-size:13px;}

.stat-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:20px 0;}
@media(max-width:1000px){.stat-cards{grid-template-columns:repeat(2,1fr);}}
@media(max-width:560px){.stat-cards{grid-template-columns:1fr;}}
.stat-card{background:#fff;border-radius:14px;padding:18px;display:flex;gap:14px;align-items:flex-start;border:1px solid #e5e7eb;}
.stat-ico{width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px;flex-shrink:0;}
.stat-card .num{font-size:22px;font-weight:700;color:#111827;}
.stat-card .lbl{font-size:12px;color:#6b7280;}
.stat-card .sub-lbl{font-size:11px;color:#9ca3af;margin-top:4px;}

.card{background:#fff;border-radius:14px;border:1px solid #e5e7eb;padding:20px;margin-bottom:20px;}
.card-title{font-size:15px;font-weight:700;color:#111827;margin-bottom:14px;display:flex;align-items:center;justify-content:between;}

.table-wrap{overflow-x:auto;}
table{width:100%;border-collapse:collapse;font-size:13px;}
table th{text-align:left;color:#9ca3af;font-weight:600;padding:10px 12px;border-bottom:1px solid #e5e7eb;white-space:nowrap;}
table td{padding:12px;border-bottom:1px solid #f3f4f6;color:#374151;vertical-align:middle;}
table tr:hover td{background:#fafbfc;}
.link-code{color:var(--green-dark);font-weight:600;}
.icon-btn{border:none;background:#f3f4f6;width:30px;height:30px;border-radius:7px;cursor:pointer;color:#374151;margin-right:4px;}
.icon-btn.edit{color:#2563eb;}
.icon-btn.del{color:#dc2626;}
.icon-btn.copy{color:#059669;}
.icon-btn:hover{background:#e5e7eb;}

.badge-status{padding:4px 10px;border-radius:20px;font-size:11px;font-weight:700;}
.badge-active{background:#dcfce7;color:#15803d;}
.badge-disabled{background:#fee2e2;color:#b91c1c;}
.badge-banned{background:#fee2e2;color:#b91c1c;}

.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:9px;border:none;font-weight:600;font-size:13px;cursor:pointer;}
.btn-green{background:var(--green-dark);color:#fff;}
.btn-green:hover{background:#15803d;}
.btn-outline-sm{background:#fff;border:1px solid #e5e7eb;color:#374151;}
.btn-red{background:#dc2626;color:#fff;}
.btn-gray{background:#f3f4f6;color:#374151;}

.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
@media(max-width:640px){.form-row{grid-template-columns:1fr;}}
.form-label{font-size:13px;font-weight:600;color:#374151;margin-bottom:6px;display:block;}
.form-input{width:100%;padding:11px 13px;border-radius:9px;border:1px solid #e5e7eb;font-size:14px;outline:none;}
.form-input:focus{border-color:var(--green);}

.search-box{display:flex;align-items:center;background:#f3f4f6;border-radius:9px;padding:8px 12px;gap:8px;margin-bottom:16px;max-width:320px;}
.search-box input{border:none;background:transparent;outline:none;flex:1;font-size:13px;}

.progress-row{margin-bottom:10px;font-size:12px;color:#374151;}
.progress-bar-bg{background:#f3f4f6;border-radius:10px;height:7px;margin-top:4px;overflow:hidden;}
.progress-bar-fill{height:100%;background:var(--green);}

.pill{display:inline-block;padding:3px 10px;border-radius:20px;background:#f3f4f6;font-size:11px;color:#374151;font-weight:600;}

.empty-state{text-align:center;padding:40px 0;color:#9ca3af;}
.empty-state i{font-size:40px;margin-bottom:10px;display:block;}

.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);display:none;align-items:center;justify-content:center;z-index:500;padding:16px;}
.modal-overlay.show{display:flex;}
.modal-box{background:#fff;border-radius:14px;padding:24px;max-width:420px;width:100%;}
.modal-box h3{margin-bottom:12px;}
.modal-actions{display:flex;gap:10px;margin-top:18px;}

.qr-preview{text-align:center;}
.qr-preview img{border-radius:10px;border:1px solid #e5e7eb;padding:8px;}

/* FOOTER (public) */
.site-footer{background:#0b1220;color:var(--text-mute);text-align:center;padding:20px 0;font-size:13px;border-top:1px solid #1c2942;}