/* Examination System CSS */
:root {
    color-scheme: light;
    --bg: #eef2ff;
    --panel: #ffffff;
    --border: #d7e1f5;
    --text: #0f172a;
    --muted: #475569;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --success: #16a34a;
    --danger: #dc2626;
    font-family: Inter, Arial, sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: radial-gradient(circle at top, #dbeafe 0%, var(--bg) 55%);
    color: var(--text);
}

.page {
    width: min(1180px, calc(100% - 1rem));
    margin: 0 auto;
    padding: 1.5rem 0 3rem;
}

.header {
    margin-bottom: 1.5rem;
    padding: 1.3rem 1.2rem;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: 0 24px 50px rgba(15, 23, 42, 0.08);
}

.header h1,
.header p {
    margin: 0;
}

.header p {
    margin-top: 0.75rem;
    color: var(--muted);
    line-height: 1.7;
}

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 22px;
    padding: 1.5rem;
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.06);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.field,
.question {
    margin-bottom: 1.1rem;
}

.choices {
    display: grid;
    gap: 0.6rem;
    padding-left: 0.5rem;
}

.choice {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.8rem 1rem;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #f8fbff;
    cursor: pointer;
}

.choice input {
    width: auto;
    margin: 0;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 700;
    color: #1e293b;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 0.95rem 1rem;
    font-size: 1rem;
    background: #f8fbff;
    color: var(--text);
}

textarea {
    min-height: 120px;
    resize: vertical;
}

button, a
.btn-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.95rem 1.25rem;
    border-radius: 14px;
    border: none;
    cursor: pointer;
    font-weight: 700;
    font-size: 1rem;
    transition: transform 0.2s ease, background-color 0.2s ease;
}

button:hover,
.btn-link:hover {
    transform: translateY(-1px);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: #f8fafc;
    color: var(--text);
    border: 1px solid var(--border);
}

.alert {
    border-radius: 14px;
    padding: 1rem 1.1rem;
    margin-bottom: 1.25rem;
    background: #f8fafc;
    border: 1px solid #cfe2ff;
    color: #0f172a;
}

.table-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0 0;
}

th,
td {
    text-align: left;
    padding: 0.95rem 0.85rem;
    border-bottom: 1px solid #e2e8f0;
    vertical-align: top;
}

th {
    background: #f8fafc;
    font-weight: 700;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.45rem 0.65rem;
    border-radius: 999px;
    background: #e0f2fe;
    color: #0369a1;
    font-size: 0.9rem;
}

.footer {
    margin-top: 1.5rem;
    font-size: 0.95rem;
    color: var(--muted);
}

@media (max-width: 860px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 520px) {
    .header,
    .card {
        padding: 1.2rem;
    }
}