@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@24,400,0,0');

:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --secondary: #ec4899;
    --bg: #0f172a;
    --surface: #1e293b;
    --surface-hover: #334155;
    --text: #f8fafc;
    --text-muted: #94a3b8;
    --border: #334155;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.5);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4 { font-weight: 600; color: #fff; margin-bottom: 1rem; }
p { color: var(--text-muted); }

/* Layout: Sidebar */
.sidebar {
    width: 260px;
    background-color: var(--surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.875rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 0.75rem;
    transition: var(--transition);
    font-weight: 500;
}

.nav-link:hover, .nav-link.active {
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--primary);
}

.nav-link.logout { margin-top: auto; color: var(--danger); }
.nav-link.logout:hover { background-color: rgba(239, 68, 68, 0.1); }

/* Main Content */
.main-wrapper {
    flex: 1;
    margin-left: 260px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.topbar {
    height: 70px;
    background-color: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 90;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.avatar {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; color: #fff;
}

.container { padding: 2rem; max-width: 1200px; width: 100%; margin: 0 auto; flex: 1; }

/* Components */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.card:hover { transform: translateY(-3px); box-shadow: 0 15px 25px -5px rgba(0, 0, 0, 0.6); border-color: var(--primary); }

.stat-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.stat-icon {
    width: 60px; height: 60px;
    border-radius: 1rem;
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem;
}
.icon-primary { background: rgba(99, 102, 241, 0.2); color: var(--primary); }
.icon-success { background: rgba(16, 185, 129, 0.2); color: var(--success); }

/* Forms */
.form-group { margin-bottom: 1.5rem; }
.form-label { display: block; margin-bottom: 0.5rem; font-weight: 500; color: var(--text-muted); }
.form-control {
    width: 100%;
    background-color: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.875rem 1rem;
    border-radius: 0.75rem;
    font-family: 'Outfit', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15); }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 600; font-size: 1rem;
    cursor: pointer; border: none; text-decoration: none;
    transition: var(--transition);
}
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--secondary)); color: #fff; box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(99, 102, 241, 0.6); }

/* Tables */
.table-wrapper { overflow-x: auto; border-radius: 1rem; border: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; background: var(--surface); }
th { background: rgba(0,0,0,0.2); color: var(--text-muted); font-weight: 600; text-transform: uppercase; font-size: 0.75rem; letter-spacing: 1px; padding: 1rem; text-align: left; }
td { padding: 1rem; border-top: 1px solid var(--border); color: var(--text); }
tr:hover { background: rgba(255,255,255,0.02); }

.badge { padding: 0.25rem 0.75rem; border-radius: 2rem; font-size: 0.75rem; font-weight: 600; display: inline-block; }
.badge-success { background: rgba(16, 185, 129, 0.2); color: var(--success); }
.badge-danger { background: rgba(239, 68, 68, 0.2); color: var(--danger); }

/* Auth Layout */
.auth-bg {
    min-height: 100vh; width: 100vw;
    display: flex; align-items: center; justify-content: center;
    background: radial-gradient(circle at 50% -20%, #2e1065, #0f172a 70%);
}
.auth-box {
    background: var(--glass-bg); backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border); border-radius: 1.5rem;
    padding: 3rem 2rem; width: 100%; max-width: 420px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8);
}

/* Utilities */
.flex { display: flex; } .justify-between { justify-content: space-between; } .items-center { align-items: center; }
.gap-4 { gap: 1rem; } .mb-4 { margin-bottom: 1rem; } .mb-6 { margin-bottom: 1.5rem; } .mt-4 { margin-top: 1rem; }
.grid { display: grid; } .grid-cols-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }