:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --success: #10b981;
    --error: #ef4444;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text-main);
    margin: 0;
    min-height: 100vh;
}

/* Auth Pages */
.auth-body {
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top right, #1e1b4b, var(--bg-dark));
}

.glass {
    background: rgba(30, 41, 59, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.auth-box {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    border-radius: 1rem;
}

h2 { margin-top: 0; margin-bottom: 0.5rem; text-align: center; }
.subtitle { color: var(--text-muted); text-align: center; margin-bottom: 2rem; font-size: 0.9rem; }

.input-group { margin-bottom: 1rem; }
.input-group label { display: block; margin-bottom: 0.5rem; font-size: 0.9rem; color: var(--text-muted); }
.input-group input {
    width: 100%;
    padding: 0.75rem;
    border-radius: 0.5rem;
    border: 1px solid #334155;
    background: #0f172a;
    color: white;
    box-sizing: border-box;
}
.input-group input:focus { outline: none; border-color: var(--primary); }

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    border: none;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    display: inline-block;
    text-decoration: none;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-block { width: 100%; display: block; }

.auth-footer { text-align: center; margin-top: 1.5rem; font-size: 0.9rem; color: var(--text-muted); }
.auth-footer a { color: var(--primary); text-decoration: none; }

.alert { padding: 0.75rem; border-radius: 0.5rem; margin-bottom: 1rem; font-size: 0.9rem; }
.error { background: rgba(239, 68, 68, 0.2); color: #fca5a5; border: 1px solid rgba(239, 68, 68, 0.5); }
.success { background: rgba(16, 185, 129, 0.2); color: #6ee7b7; border: 1px solid rgba(16, 185, 129, 0.5); }

/* Dashboard */
.dashboard-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #334155;
}

.balance-card {
    background: linear-gradient(135deg, #4f46e5, #818cf8);
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    color: white;
    font-weight: 600;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid #334155;
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: transform 0.2s;
}
.service-card:hover { transform: translateY(-4px); border-color: var(--primary); }

.service-name { font-weight: 600; font-size: 1.1rem; margin-bottom: 0.5rem; display: flex; align-items: center; gap: 0.5rem; }
.service-price { color: var(--success); font-weight: 700; font-size: 1.2rem; margin-bottom: 1rem; }
.service-count { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 1rem; }

/* Navbar */
.nav { display: flex; gap: 1rem; align-items: center; }
.nav a { color: var(--text-muted); text-decoration: none; padding: 0.5rem; transition: color 0.2s; }
.nav a:hover, .nav a.active { color: white; }

/* Loaders */
.loader {
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
    display: inline-block;
}
@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }