@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #4F46E5;
    --primary-hover: #4338CA;
    --bg: #F8FAFC;
    --surface: #FFFFFF;
    --text-main: #0F172A;
    --text-muted: #64748B;
    --border: #E2E8F0;
    --success: #10B981;
    --danger: #EF4444;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg);
    color: var(--text-main);
    line-height: 1.5;
}

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

.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%);
}

.card {
    background: var(--surface);
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
    border: 1px solid rgba(255,255,255,0.5);
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-align: center;
}

.card-subtitle {
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.2s;
    background: #F8FAFC;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
    background: var(--surface);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    font-family: inherit;
    font-size: 1rem;
    width: 100%;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.2);
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.alert-danger {
    background: #FEF2F2;
    color: #991B1B;
    border: 1px solid #FCA5A5;
}

.alert-success {
    background: #ECFDF5;
    color: #065F46;
    border: 1px solid #6EE7B7;
}

/* Dashboard */
.topbar {
    background: var(--surface);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary);
}

.user-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.table-wrapper {
    background: var(--surface);
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    overflow: hidden;
    border: 1px solid var(--border);
    margin-bottom: 2rem;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 1rem 1.5rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    background: #F8FAFC;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background: #F1F5F9;
}

.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-green { background: #DCFCE7; color: #166534; }
.badge-gray { background: #F1F5F9; color: #475569; }

.header-action {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}