:root{
    --primary:#10b981;
    --primary-dark:#059669;
    --primary-darker:#047857;
    --primary-soft:#d1fae5;
    --primary-tint:#ecfdf5;
    --bg:#f6fbf8;
    --surface:#ffffff;
    --text:#0f172a;
    --muted:#64748b;
    --border:#e2e8f0;
    --danger:#ef4444;
    --danger-soft:#fee2e2;
    --warning:#f59e0b;
    --shadow:0 10px 30px -12px rgba(16,185,129,.18);
    --radius:16px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
    font-family:'Vazirmatn','Tahoma',sans-serif;
    background:var(--bg);
    color:var(--text);
    direction:rtl;
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
}

a{color:var(--primary-dark);text-decoration:none}
a:hover{color:var(--primary-darker)}

.container{width:min(1200px,94%);margin-inline:auto}
.container-sm{width:min(560px,94%);margin-inline:auto}

/* Navbar */
.navbar{
    background:#fff;border-bottom:1px solid var(--border);
    position:sticky;top:0;z-index:50;
    box-shadow:0 1px 2px rgba(0,0,0,.02);
}
.navbar-inner{
    display:flex;align-items:center;justify-content:space-between;
    padding:14px 0;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--primary-darker)}
.brand-logo{
    width:36px;height:36px;border-radius:10px;
    background:linear-gradient(135deg,var(--primary),var(--primary-dark));
    display:grid;place-items:center;color:#fff;font-weight:900;
    box-shadow:var(--shadow);
}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
    padding:9px 14px;border-radius:10px;color:var(--text);
    font-size:14px;font-weight:600;transition:.2s;
}
.nav-links a:hover{background:var(--primary-tint);color:var(--primary-darker)}
.nav-links a.active{background:var(--primary-soft);color:var(--primary-darker)}

/* Buttons */
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 22px;border-radius:12px;border:0;cursor:pointer;
    font-family:inherit;font-size:15px;font-weight:700;
    transition:.22s;text-decoration:none;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px)}
.btn-outline{background:#fff;color:var(--primary-darker);border:1.5px solid var(--primary-soft)}
.btn-outline:hover{background:var(--primary-tint);color:var(--primary-darker)}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{background:#dc2626;color:#fff}
.btn-ghost{background:transparent;color:var(--muted)}
.btn-ghost:hover{background:#f1f5f9;color:var(--text)}
.btn-sm{padding:8px 14px;font-size:13px;border-radius:10px}
.btn-block{width:100%}
.btn:disabled{opacity:.6;cursor:not-allowed}

/* Cards */
.card{
    background:var(--surface);border-radius:var(--radius);
    border:1px solid var(--border);padding:26px;
    box-shadow:0 1px 2px rgba(15,23,42,.03);
}
.card-title{margin:0 0 6px;font-size:19px;font-weight:800}
.card-sub{margin:0 0 20px;color:var(--muted);font-size:14px}

/* Hero */
.hero{padding:60px 0 40px;text-align:center}
.hero h1{font-size:38px;margin:0 0 12px;font-weight:900;letter-spacing:-.02em}
.hero h1 span{background:linear-gradient(120deg,var(--primary),var(--primary-darker));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:var(--muted);font-size:16px;max-width:600px;margin:0 auto 26px}

/* Forms */
.form-group{margin-bottom:16px}
.form-group label{display:block;margin-bottom:7px;font-weight:700;font-size:14px}
.form-control{
    width:100%;padding:12px 14px;border-radius:11px;
    border:1.5px solid var(--border);background:#fff;color:var(--text);
    font-family:inherit;font-size:14px;transition:.2s;
}
.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-tint)}
textarea.form-control{min-height:90px;resize:vertical}
select.form-control{cursor:pointer}

/* Alerts */
.alert{
    padding:13px 16px;border-radius:11px;font-size:14px;
    margin-bottom:16px;border:1px solid transparent;
}
.alert-success{background:#ecfdf5;color:#065f46;border-color:#a7f3d0}
.alert-error{background:#fef2f2;color:#991b1b;border-color:#fecaca}
.alert-info{background:#eff6ff;color:#1e40af;border-color:#bfdbfe}
.alert-warning{background:#fffbeb;color:#92400e;border-color:#fde68a}

/* Tables */
.table-wrap{overflow-x:auto;border-radius:12px;border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;background:#fff;font-size:14px}
th,td{padding:12px 14px;text-align:right;border-bottom:1px solid var(--border)}
th{background:#f8fafc;font-weight:700;color:#475569;font-size:13px}
tr:last-child td{border-bottom:0}
tr:hover td{background:#fafdfb}

/* Badges */
.badge{
    display:inline-flex;align-items:center;gap:5px;
    padding:4px 10px;border-radius:999px;font-size:12px;font-weight:700;
}
.badge-success{background:var(--primary-soft);color:var(--primary-darker)}
.badge-warning{background:#fef3c7;color:#92400e}
.badge-danger{background:var(--danger-soft);color:#991b1b}
.badge-muted{background:#f1f5f9;color:#475569}

/* Plan cards */
.plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:20px}
.plan{
    background:#fff;border:1.5px solid var(--border);border-radius:20px;
    padding:26px;display:flex;flex-direction:column;gap:14px;
    transition:.25s;position:relative;
}
.plan:hover{border-color:var(--primary);transform:translateY(-3px);box-shadow:var(--shadow)}
.plan-name{font-size:19px;font-weight:800;margin:0}
.plan-desc{color:var(--muted);font-size:13.5px;min-height:42px;margin:0}
.plan-price{font-size:26px;font-weight:900;color:var(--primary-darker)}
.plan-price small{font-size:13px;color:var(--muted);font-weight:500}
.plan-meta{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13px}
.plan-ribbon{
    position:absolute;top:14px;left:14px;
    background:var(--primary);color:#fff;font-size:11px;font-weight:800;
    padding:4px 10px;border-radius:999px;
}

/* Dashboard stat tiles */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}
.stat{
    background:#fff;border:1px solid var(--border);border-radius:16px;
    padding:20px;display:flex;flex-direction:column;gap:6px;
}
.stat-label{color:var(--muted);font-size:13px;font-weight:600}
.stat-value{font-size:26px;font-weight:900;color:var(--primary-darker)}
.stat-icon{
    width:42px;height:42px;border-radius:12px;background:var(--primary-tint);
    color:var(--primary-darker);display:grid;place-items:center;font-size:20px;
    margin-bottom:6px;
}

/* License key box */
.license-key{
    font-family:'Consolas','SFMono-Regular',monospace;
    background:#0f172a;color:#34d399;padding:14px;
    border-radius:11px;direction:ltr;text-align:center;
    font-weight:700;font-size:15px;letter-spacing:.05em;
    user-select:all;word-break:break-all;
}

/* Admin sidebar layout */
.admin-layout{display:grid;grid-template-columns:250px 1fr;min-height:100vh;background:var(--bg)}
.sidebar{
    background:#fff;border-left:1px solid var(--border);
    padding:20px 14px;display:flex;flex-direction:column;gap:4px;
}
.sidebar a{
    display:flex;align-items:center;gap:10px;
    padding:11px 14px;border-radius:11px;
    color:#334155;font-weight:600;font-size:14px;
    transition:.2s;
}
.sidebar a:hover{background:var(--primary-tint);color:var(--primary-darker)}
.sidebar a.active{background:var(--primary);color:#fff}
.sidebar .brand{margin-bottom:18px;padding:0 4px}
.admin-main{padding:28px 32px}

/* Tabs */
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--border);margin-bottom:22px}
.tabs a{
    padding:11px 16px;font-weight:700;font-size:14px;color:var(--muted);
    border-bottom:2px solid transparent;transition:.2s;
}
.tabs a.active{color:var(--primary-darker);border-color:var(--primary)}

/* Responsive */
@media(max-width:820px){
    .admin-layout{grid-template-columns:1fr}
    .sidebar{flex-direction:row;overflow-x:auto;padding:10px}
    .sidebar a{white-space:nowrap}
    .admin-main{padding:18px}
    .hero h1{font-size:28px}
}