:root {
    --primary: #D81324;
    --secondary: #0B2154;
    --light: #F2F2F2;
    --dark: #111111;
    --border: #E0E0E0;
    --success: #1E8E3E;
    --warning: #B7791F;
    --danger: #C62828;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Kanit', sans-serif;
    background: var(--light);
    color: var(--dark);
}

a {
    color: var(--primary);
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 16px;
}

/* ---------- Header ---------- */
.site-header {
    background: var(--secondary);
    color: #fff;
    padding: 18px 0;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.site-header a.brand {
    color: #fff;
    text-decoration: none;
    font-size: 1.15rem;
    font-weight: 600;
}

.site-header .brand small {
    display: block;
    font-weight: 300;
    font-size: 0.8rem;
    opacity: 0.85;
}

.site-header nav a {
    color: #fff;
    text-decoration: none;
    margin-left: 18px;
    font-size: 0.95rem;
}

.site-header nav a:hover {
    text-decoration: underline;
}

/* ---------- Page hero ---------- */
.page-hero {
    background: var(--primary);
    color: #fff;
    padding: 36px 0;
    text-align: center;
}

.page-hero h1 {
    margin: 0 0 8px;
    font-size: 1.6rem;
}

.page-hero p {
    margin: 0;
    opacity: 0.9;
}

/* ---------- Cards ---------- */
.main-content {
    padding: 32px 0 60px;
}

.card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 24px;
    margin-bottom: 24px;
}

.card h2 {
    margin-top: 0;
    font-size: 1.2rem;
    color: var(--secondary);
    border-bottom: 2px solid var(--light);
    padding-bottom: 10px;
}

.choice-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.choice-card {
    display: block;
    text-decoration: none;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 24px;
    text-align: center;
    color: var(--dark);
    transition: box-shadow .15s, transform .15s;
}

.choice-card:hover {
    box-shadow: 0 6px 18px rgba(0, 0, 0, .08);
    transform: translateY(-2px);
}

.choice-card .icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

.choice-card h3 {
    margin: 0 0 6px;
    color: var(--secondary);
}

.choice-card p {
    margin: 0;
    font-size: 0.9rem;
    color: #555;
}

/* ---------- Forms ---------- */
.form-section h3 {
    font-size: 1.05rem;
    color: var(--secondary);
    margin: 28px 0 14px;
}

.form-section:first-child h3 {
    margin-top: 0;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
    margin-bottom: 14px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full {
    grid-column: 1 / -1;
}

label {
    font-size: 0.9rem;
    margin-bottom: 6px;
    color: #333;
}

label .required {
    color: var(--primary);
}

input[type=text],
input[type=email],
input[type=tel],
input[type=date],
input[type=number],
input[type=password],
input[type=file],
select,
textarea {
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.95rem;
    width: 100%;
    background: #fff;
}

textarea {
    resize: vertical;
    min-height: 80px;
}

.radio-group {
    display: flex;
    gap: 18px;
    align-items: center;
    flex-wrap: wrap;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0;
}

.hint {
    font-size: 0.8rem;
    color: #777;
    margin-top: 4px;
}

.field-error {
    font-size: 0.8rem;
    color: var(--danger);
    margin-top: 4px;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    padding: 11px 26px;
    border-radius: 6px;
    border: none;
    background: var(--primary);
    color: #fff;
    font-family: inherit;
    font-size: 0.95rem;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
}

.btn:hover {
    opacity: 0.92;
}

.btn.btn-secondary {
    background: var(--secondary);
}

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

.btn.btn-sm {
    padding: 6px 14px;
    font-size: 0.85rem;
}

.btn-row {
    display: flex;
    gap: 12px;
    margin-top: 20px;
    flex-wrap: wrap;
}

/* ---------- Alerts ---------- */
.alert {
    padding: 14px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 0.92rem;
}

.alert-success {
    background: #E6F4EA;
    color: var(--success);
    border: 1px solid #BFE3C8;
}

.alert-error {
    background: #FDECEA;
    color: var(--danger);
    border: 1px solid #F5C6C2;
}

.alert-info {
    background: #E8EEF9;
    color: var(--secondary);
    border: 1px solid #C7D4EE;
}

ul.error-list {
    margin: 0;
    padding-left: 20px;
}

/* ---------- Status badges ---------- */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.82rem;
    color: #fff;
    background: #888;
}

.badge.status-รอตรวจสอบ { background: #B7791F; }
.badge.status-ตรวจสอบแล้ว { background: #2B6CB0; }
.badge.status-ขอเอกสารเพิ่มเติม { background: #B7440F; }
.badge.status-อนุมัติ { background: #1E8E3E; }
.badge.status-ไม่อนุมัติ { background: #C62828; }

/* ---------- Tables ---------- */
table.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

table.data-table th,
table.data-table td {
    border: 1px solid var(--border);
    padding: 8px 10px;
    text-align: left;
}

table.data-table th {
    background: var(--light);
}

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

.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 14px;
    margin-bottom: 24px;
}

.summary-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
    text-align: center;
}

.summary-card .num {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
}

.summary-card .label {
    font-size: 0.85rem;
    color: #555;
}

.filter-bar {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.filter-bar select,
.filter-bar input {
    width: auto;
}

.pagination {
    display: flex;
    gap: 6px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.pagination a,
.pagination span {
    padding: 6px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    text-decoration: none;
    color: var(--dark);
}

.pagination .current {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

/* ---------- Admin layout ---------- */
.admin-body {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 220px;
    background: var(--secondary);
    color: #fff;
    flex-shrink: 0;
}

.admin-sidebar .brand {
    padding: 20px 18px;
    font-weight: 600;
    border-bottom: 1px solid rgba(255,255,255,.15);
}

.admin-sidebar .brand small {
    display: block;
    font-weight: 300;
    opacity: .8;
    font-size: .75rem;
}

.admin-sidebar a {
    display: block;
    color: #fff;
    text-decoration: none;
    padding: 12px 18px;
    opacity: .85;
    font-size: .92rem;
}

.admin-sidebar a:hover,
.admin-sidebar a.active {
    background: rgba(255,255,255,.12);
    opacity: 1;
}

.admin-main {
    flex: 1;
    min-width: 0;
}

.admin-topbar {
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 14px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.admin-content {
    padding: 24px;
}

@media (max-width: 720px) {
    .admin-body {
        flex-direction: column;
    }

    .admin-sidebar {
        width: 100%;
    }

    .admin-sidebar nav {
        display: flex;
        overflow-x: auto;
    }

    .admin-sidebar a {
        white-space: nowrap;
    }
}

/* ---------- Detail view ---------- */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 10px 24px;
}

.detail-grid .item .label {
    font-size: .8rem;
    color: #777;
}

.detail-grid .item .value {
    font-size: .98rem;
}

.doc-list {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.doc-list a {
    display: inline-block;
    padding: 8px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    text-decoration: none;
    color: var(--secondary);
    font-size: .88rem;
    background: var(--light);
}

/* ---------- Footer ---------- */
.site-footer {
    text-align: center;
    padding: 20px;
    font-size: .82rem;
    color: #777;
}

/* ---------- Print form ---------- */
.print-form {
    background: #fff;
    max-width: 800px;
    margin: 20px auto;
    padding: 30px 40px;
    border: 1px solid var(--border);
}

.print-form .head {
    text-align: center;
    margin-bottom: 20px;
}

.print-form .head h1 {
    font-size: 1.25rem;
    margin: 0 0 4px;
}

.print-form .head h2 {
    font-size: 1.05rem;
    margin: 0;
    color: var(--dark);
    border: none;
    padding: 0;
}

.print-photo-box {
    float: right;
    width: 110px;
    height: 140px;
    border: 1px dashed #999;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: .78rem;
    color: #777;
    margin-left: 16px;
}

.print-form table.info {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

.print-form table.info td {
    padding: 5px 4px;
    font-size: .92rem;
    vertical-align: top;
}

.print-form .section-title {
    font-weight: 600;
    margin-top: 18px;
    border-bottom: 1px solid #999;
    padding-bottom: 4px;
    clear: both;
}

.print-form .signature {
    margin-top: 50px;
    text-align: center;
}

.no-print {
    margin: 16px auto;
    max-width: 800px;
    text-align: center;
}

@media print {
    body {
        background: #fff;
    }

    .no-print {
        display: none;
    }

    .print-form {
        border: none;
        margin: 0;
    }
}