@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
    --bg-main: #F8FAFC;
    --bg-card: #FFFFFF;
    --border-color: #E2E8F0;
    --border-dark: #CBD5E1;
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #94A3B8;
    --accent-indigo: #4338CA;
    --accent-indigo-hover: #3730A3;
    --accent-navy: #1E293B;
    --state-success: #16A34A;
    --state-warning: #F59E0B;
    --state-danger: #DC2626;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
}

/* Crisp Clean Light Theme Component Styles */
.card-clean {
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    border-radius: 0.75rem;
}

.table-clean th {
    background-color: #F8FAFC;
    color: #475569;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
}

.table-clean td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.875rem;
    color: #1E293B;
}

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

.table-clean tbody tr:hover {
    background-color: #F8FAFC;
}

/* Exam Timer Animation */
.timer-warning {
    animation: pulse-danger 1s infinite alternate;
    color: #DC2626 !important;
}

@keyframes pulse-danger {
    0% { opacity: 1; transform: scale(1); }
    100% { opacity: 0.85; transform: scale(1.03); }
}

/* Selectable Options */
.option-item:hover .option-badge {
    border-color: #4338CA;
    color: #4338CA;
}

/* Clean Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: #F1F5F9;
}
::-webkit-scrollbar-thumb {
    background: #CBD5E1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94A3B8;
}