/* ============================================================
   SE TICKETS — Frontend Stylesheet
   Clean, accessible support portal UI
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --se-font: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --se-mono: 'JetBrains Mono', ui-monospace, monospace;

    --se-bg: #f8f9fc;
    --se-surface: #ffffff;
    --se-surface-hover: #f6f7fb;
    --se-border: #e4e7ec;
    --se-border-light: #f0f1f5;
    --se-text: #1a1d26;
    --se-text-secondary: #6b7280;
    --se-text-muted: #9ca3af;

    --se-primary: #2E486B;
    --se-primary-light: #e8edf3;
    --se-primary-dark: #2E486B;

    --se-success: #10b981;
    --se-success-light: #ecfdf5;
    --se-warning: #f59e0b;
    --se-warning-light: #fffbeb;
    --se-danger: #ef4444;
    --se-danger-light: #fef2f2;
    --se-info: #3b82f6;
    --se-info-light: #eff6ff;

    --se-radius: 10px;
    --se-radius-sm: 6px;
    --se-radius-lg: 14px;
    --se-radius-xl: 18px;
    --se-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.06);
    --se-shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -2px rgba(0,0,0,0.05);
    --se-shadow-lg: 0 10px 25px -5px rgba(0,0,0,0.06), 0 8px 10px -6px rgba(0,0,0,0.04);
    --se-transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Base ---------- */
.se-portal {
    font-family: var(--se-font);
    color: var(--se-text);
    -webkit-font-smoothing: antialiased;
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ---------- Portal Header ---------- */
.se-portal-header {
    text-align: center;
    padding: 48px 0 40px;
}

.se-portal-logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.se-portal-logo svg {
    flex-shrink: 0;
}

.se-portal-title {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.04em;
    background: var(--se-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.se-portal-subtitle {
    font-size: 15px;
    color: var(--se-text-muted);
    margin: 8px 0 0;
}

/* ---------- Action Bar ---------- */
.se-action-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.se-search-box {
    position: relative;
    flex: 1;
    min-width: 200px;
    max-width: 400px;
}

.se-search-box input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius);
    font-family: var(--se-font);
    font-size: 14px;
    background: var(--se-surface);
    transition: all var(--se-transition);
    box-shadow: var(--se-shadow);
}

.se-search-box input:focus {
    border-color: var(--se-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
    outline: none;
}

.se-search-box svg {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--se-text-muted);
    pointer-events: none;
}

/* ---------- Buttons ---------- */
.se-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--se-radius);
    font-family: var(--se-font);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--se-transition);
    text-decoration: none;
    line-height: 1.4;
}

.se-btn-primary {
    background: var(--se-primary);
    color: #fff;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

.se-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
    color: #fff;
    text-decoration: none;
}

.se-btn-secondary {
    background: var(--se-surface);
    color: var(--se-text);
    border: 1px solid var(--se-border);
    box-shadow: var(--se-shadow);
}

.se-btn-secondary:hover {
    background: var(--se-surface-hover);
    border-color: var(--se-primary);
    color: var(--se-primary);
    text-decoration: none;
}

.se-btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

/* ---------- Category Cards ---------- */
.se-categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 40px;
}

.se-category-card {
    background: var(--se-surface);
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-lg);
    padding: 24px;
    text-decoration: none;
    color: var(--se-text);
    transition: all var(--se-transition);
    box-shadow: var(--se-shadow);
    position: relative;
    overflow: hidden;
}

.se-category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--cat-color, var(--se-primary));
}

.se-category-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--se-shadow-lg);
    border-color: var(--cat-color, var(--se-primary));
    text-decoration: none;
    color: var(--se-text);
}

.se-category-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--se-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    background: var(--cat-color, #2E486B);
    color: #fff;
}

.se-category-name {
    font-size: 15px;
    font-weight: 600;
    margin: 0 0 4px;
}

.se-category-desc {
    font-size: 13px;
    color: var(--se-text-muted);
    margin: 0;
    line-height: 1.5;
}

.se-category-count {
    margin-top: 12px;
    font-size: 12px;
    font-weight: 600;
    color: var(--cat-color, var(--se-primary));
}

/* ---------- Ticket List ---------- */
.se-ticket-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 32px;
}

.se-ticket-item {
    background: var(--se-surface);
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-lg);
    padding: 20px 24px;
    text-decoration: none;
    color: var(--se-text);
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 16px;
    transition: all var(--se-transition);
    box-shadow: var(--se-shadow);
}

.se-ticket-item:hover {
    border-color: var(--se-primary);
    box-shadow: var(--se-shadow-md);
    transform: translateX(3px);
    text-decoration: none;
    color: var(--se-text);
}

.se-ticket-item-status {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.se-ticket-item-status.is-open { background: var(--se-info); box-shadow: 0 0 8px rgba(59,130,246,0.3); }
.se-ticket-item-status.is-answered { background: var(--se-success); box-shadow: 0 0 8px rgba(16,185,129,0.3); }
.se-ticket-item-status.is-customer-reply { background: #ea580c; box-shadow: 0 0 8px rgba(234,88,12,0.3); }
.se-ticket-item-status.is-on-hold { background: var(--se-warning); box-shadow: 0 0 8px rgba(245,158,11,0.3); }
.se-ticket-item-status.is-closed { background: #9ca3af; }

.se-ticket-item-content {
    min-width: 0;
}

.se-ticket-item-top {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 4px;
    flex-wrap: wrap;
}

.se-ticket-item-number {
    font-family: var(--se-mono);
    font-size: 12px;
    font-weight: 500;
    color: var(--se-primary);
    background: var(--se-primary-light);
    padding: 2px 8px;
    border-radius: var(--se-radius-sm);
}

.se-ticket-item-subject {
    font-size: 15px;
    font-weight: 600;
    color: var(--se-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.se-ticket-item-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 12px;
    color: var(--se-text-muted);
}

.se-ticket-item-badges {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

/* ---------- Badges (Frontend) ---------- */
.se-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.se-badge-category {
    background: var(--cat-color, #2E486B);
    color: #fff;
}

.status-open { background: #3b82f6; color: #fff; }
.status-answered { background: #10b981; color: #fff; }
.status-customer-reply { background: #fff7ed; color: #ea580c; }
.status-on-hold { background: #f59e0b; color: #fff; }
.status-closed { background: #f3f4f6; color: #6b7280; }

.priority-low { background: #f0fdf4; color: #16a34a; }
.priority-medium { background: #3b82f6; color: #fff; }
.priority-high { background: #fff7ed; color: #ea580c; }
.priority-urgent { background: #ef4444; color: #fff; }

/* ---------- Ticket Detail ---------- */
.se-ticket-detail {
    max-width: 800px;
    margin: 0 auto;
}

.se-ticket-detail-header {
    margin-bottom: 28px;
}

.se-ticket-detail-header .se-ticket-item-number {
    font-size: 13px;
    padding: 4px 12px;
}

.se-ticket-detail-title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin: 10px 0 12px;
}

.se-ticket-detail-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.se-ticket-detail-body {
    background: var(--se-surface);
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-lg);
    padding: 28px;
    margin-bottom: 24px;
    font-size: 15px;
    line-height: 1.7;
    box-shadow: var(--se-shadow);
}

/* ---------- Reply Thread ---------- */
.se-replies {
    margin-bottom: 32px;
}

.se-replies-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.se-reply {
    border-radius: var(--se-radius-lg);
    border: 1px solid var(--se-border);
    overflow: hidden;
    margin-bottom: 12px;
    transition: box-shadow var(--se-transition);
    box-shadow: var(--se-shadow);
}

.se-reply:hover {
    box-shadow: var(--se-shadow-md);
}

.se-reply-staff {
    border-left: 3px solid var(--se-primary);
}

.se-reply-customer {
    border-left: 3px solid var(--se-success);
}

.se-reply-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: #fafbfd;
    border-bottom: 1px solid var(--se-border-light);
}

.se-reply-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--se-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}

.se-reply-customer .se-reply-avatar {
    background: var(--se-success);
}

.se-reply-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.se-reply-author {
    font-weight: 600;
    font-size: 14px;
}

.se-reply-date {
    font-size: 12px;
    color: var(--se-text-muted);
}

.se-reply-body {
    padding: 20px;
    font-size: 14px;
    line-height: 1.7;
}

.se-reply-body p:last-child {
    margin-bottom: 0;
}

/* ---------- Reply Form ---------- */
.se-reply-form {
    background: var(--se-surface);
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-lg);
    padding: 24px;
    box-shadow: var(--se-shadow);
}

.se-reply-form-title {
    font-size: 15px;
    font-weight: 600;
    margin: 0 0 16px;
}

.se-reply-form textarea {
    width: 100%;
    min-height: 140px;
    padding: 14px 16px;
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius);
    font-family: var(--se-font);
    font-size: 14px;
    line-height: 1.6;
    resize: vertical;
    transition: all var(--se-transition);
}

.se-reply-form textarea:focus {
    border-color: var(--se-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
    outline: none;
}

.se-reply-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 14px;
}

/* ---------- Submit Ticket Form ---------- */
.se-submit-form {
    max-width: 700px;
    margin: 0 auto;
}

.se-form-card {
    background: var(--se-surface);
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-xl);
    padding: 36px;
    box-shadow: var(--se-shadow-md);
}

.se-form-card-title {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 24px;
}

.se-form-group {
    margin-bottom: 20px;
}

.se-form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--se-text-secondary);
    margin-bottom: 6px;
}

.se-form-label .required {
    color: var(--se-danger);
}

.se-form-input,
.se-form-select,
.se-form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius);
    font-family: var(--se-font);
    font-size: 14px;
    transition: all var(--se-transition);
    background: var(--se-surface);
}

.se-form-input:focus,
.se-form-select:focus,
.se-form-textarea:focus {
    border-color: var(--se-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
    outline: none;
}

.se-form-textarea {
    min-height: 180px;
    resize: vertical;
    line-height: 1.6;
}

.se-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

@media (max-width: 600px) {
    .se-form-row {
        grid-template-columns: 1fr;
    }
}

.se-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 28px;
    padding-top: 24px;
    border-top: 1px solid var(--se-border-light);
}

/* ---------- Pagination ---------- */
.se-pagination {
    display: flex;
    justify-content: center;
    gap: 6px;
    padding: 20px 0;
}

.se-pagination a,
.se-pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--se-radius-sm);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: all var(--se-transition);
    border: 1px solid var(--se-border);
    color: var(--se-text-secondary);
    background: var(--se-surface);
}

.se-pagination a:hover {
    border-color: var(--se-primary);
    color: var(--se-primary);
    background: var(--se-primary-light);
}

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

/* ---------- Back Link ---------- */
.se-back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--se-text-muted);
    text-decoration: none;
    margin-bottom: 20px;
    transition: color var(--se-transition);
}

.se-back-link:hover {
    color: var(--se-primary);
    text-decoration: none;
}

/* ---------- Animations ---------- */
.se-category-card,
.se-ticket-item {
    animation: se-fadeInUp 0.4s ease-out both;
}

.se-category-card:nth-child(1), .se-ticket-item:nth-child(1) { animation-delay: 0ms; }
.se-category-card:nth-child(2), .se-ticket-item:nth-child(2) { animation-delay: 40ms; }
.se-category-card:nth-child(3), .se-ticket-item:nth-child(3) { animation-delay: 80ms; }
.se-category-card:nth-child(4), .se-ticket-item:nth-child(4) { animation-delay: 120ms; }
.se-category-card:nth-child(5), .se-ticket-item:nth-child(5) { animation-delay: 160ms; }

@keyframes se-fadeInUp {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .se-portal-header { padding: 32px 0 28px; }
    .se-portal-title { font-size: 22px; }
    .se-categories-grid { grid-template-columns: 1fr 1fr; }
    .se-ticket-item { grid-template-columns: auto 1fr; gap: 12px; padding: 16px 18px; }
    .se-ticket-item-badges { grid-column: 1 / -1; }
    .se-form-card { padding: 24px; }
    .se-ticket-detail-title { font-size: 20px; }
}

@media (max-width: 480px) {
    .se-categories-grid { grid-template-columns: 1fr; }
    .se-action-bar { flex-direction: column; align-items: stretch; }
    .se-search-box { max-width: none; }
}


/* ── Font Awesome Icon Overrides ─────────────────────────────── */

.se-portal-logo-icon {
    width: 44px; height: 44px;
    background: var(--se-primary);
    border-radius: var(--se-radius);
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    font-size: 20px;
    flex-shrink: 0;
}

.se-category-icon {
    width: 48px; height: 48px;
    border-radius: var(--se-radius);
    background: var(--cat-color, #2E486B);
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    font-size: 20px;
    margin-bottom: 14px;
}

.se-search-box i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--se-text-muted);
    font-size: 14px;
    pointer-events: none;
}

.se-search-box input {
    padding-left: 42px;
}

.se-btn i {
    font-size: 13px;
}

.se-ticket-item-meta i {
    font-size: 11px;
    margin-right: 2px;
}

.se-badge i {
    font-size: 10px;
    margin-right: 3px;
}

.se-badge-staff {
    background: #2E486B;
    color: #fff;
}

.se-badge-category i {
    font-size: 10px;
    margin-right: 3px;
}

.se-replies-title i {
    color: var(--se-primary);
    margin-right: 4px;
}

.se-reply-form-title i {
    color: var(--se-primary);
    margin-right: 4px;
}

.se-detail-date {
    font-size: 13px;
    color: var(--se-text-muted);
}
.se-detail-date i {
    margin-right: 3px;
    font-size: 12px;
}

.se-empty-state {
    background: var(--se-surface);
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-lg);
    padding: 60px 30px;
    text-align: center;
    box-shadow: var(--se-shadow);
}
.se-empty-state h3 {
    font-size: 17px;
    font-weight: 600;
    margin: 0 0 6px;
    color: var(--se-text-secondary);
}
.se-empty-state p {
    color: var(--se-text-muted);
    font-size: 14px;
    margin: 0 0 20px;
}
.se-empty-icon {
    width: 72px; height: 72px;
    border-radius: 50%;
    background: #2E486B;
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 28px;
    margin: 0 auto 20px;
}

.se-form-card-title i {
    color: var(--se-primary);
    margin-right: 6px;
}

.se-form-label i {
    color: var(--se-text-muted);
    margin-right: 4px;
    font-size: 12px;
    width: 16px;
    text-align: center;
}

.se-closed-notice {
    text-align: center;
    padding: 24px;
    background: var(--se-surface);
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-lg);
    color: var(--se-text-muted);
    font-size: 14px;
}
.se-closed-notice i {
    color: var(--se-success);
    margin-right: 6px;
}

.se-back-link i {
    font-size: 12px;
    margin-right: 4px;
}