/**
 * Support & Knowledge Base - v3 Section Styles
 * Elite Tactician v3 design system: consumes --et-* tokens and
 * v3 component classes (.card, .btn, .form-input, etc.)
 *
 * Category color accents use a --category-accent CSS custom property
 * set inline by Twig templates, avoiding scattered hex-in-style tags.
 */

/* =========================================
   SECTION HERO - KB / Support landing icon block
   ========================================= */
.support-hero {
    text-align: center;
    margin-bottom: 3rem;
}

.support-hero-icon {
    width: 5rem;
    height: 5rem;
    margin: 0 auto 1.5rem;
    border-radius: 9999px;
    background: color-mix(in srgb, var(--et-secondary) 12%, transparent);
    color: var(--et-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.support-hero-title {
    font-family: var(--font-headline);
    font-weight: 900;
    letter-spacing: -0.03em;
    color: var(--et-primary);
    font-size: clamp(1.875rem, 4vw, 2.5rem);
    margin: 0 0 0.75rem;
}

.support-hero-subtitle {
    font-family: var(--font-body);
    font-size: 1.0625rem;
    color: var(--et-on-surface-variant);
    max-width: 36rem;
    margin: 0 auto 2rem;
    line-height: 1.55;
}

/* =========================================
   SECTION LABELS - Small uppercase headers
   ========================================= */
.support-section-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: -0.01em;
    color: var(--et-on-surface);
    margin: 0 0 1rem;
}

.support-section-label .support-section-label-icon {
    color: var(--et-secondary);
}

/* =========================================
   CATEGORY ACCENT SYSTEM
   Templates set --category-accent inline; classes consume it.
   ========================================= */
.kb-category-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    background: color-mix(in srgb, var(--category-accent, var(--et-secondary)) 12%, transparent);
    color: var(--category-accent, var(--et-secondary));
    text-decoration: none;
    transition: opacity 0.15s ease;
}

.kb-category-badge:hover {
    opacity: 0.85;
    color: var(--category-accent, var(--et-secondary));
}

.kb-category-icon-tile {
    flex-shrink: 0;
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: color-mix(in srgb, var(--category-accent, var(--et-secondary)) 15%, transparent);
    color: var(--category-accent, var(--et-secondary));
    font-size: 1.25rem;
}

.kb-category-icon-tile-lg {
    width: 3.5rem;
    height: 3.5rem;
    font-size: 1.5rem;
}

/* =========================================
   KB CARDS - Use v3 .card under the hood; these add KB-specific trim
   ========================================= */
.kb-card {
    display: block;
    text-decoration: none;
    color: inherit;
}

.kb-card:hover {
    text-decoration: none;
    color: inherit;
}

.kb-card-body {
    padding: 1.25rem 1.5rem;
}

.kb-card-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: -0.01em;
    color: var(--et-on-surface);
    margin: 0;
    transition: color 0.2s ease;
}

.kb-card:hover .kb-card-title {
    color: var(--et-secondary);
}

.kb-card-title-lg {
    font-size: 1.125rem;
}

.kb-card-excerpt {
    color: var(--et-on-surface-variant);
    font-size: 0.875rem;
    line-height: 1.5;
    margin: 0.5rem 0 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.kb-card-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.75rem;
    font-size: 0.75rem;
    color: var(--et-on-surface-variant);
}

.kb-card-arrow {
    flex-shrink: 0;
    margin-left: 1rem;
    color: var(--et-outline-variant);
    transition: color 0.2s ease, transform 0.2s ease;
}

.kb-card:hover .kb-card-arrow {
    color: var(--et-secondary);
    transform: translateX(2px);
}

/* =========================================
   SIDEBAR - Category nav list
   ========================================= */
.kb-sidebar-heading {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--et-on-surface-variant);
    margin: 0 0 0.75rem;
}

.kb-sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.kb-sidebar-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    color: var(--et-on-surface-variant);
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease;
}

.kb-sidebar-link:hover {
    background: var(--et-surface-container);
    color: var(--et-on-surface);
}

.kb-sidebar-link.is-active {
    background: color-mix(in srgb, var(--et-secondary) 10%, transparent);
    color: var(--et-secondary);
    font-weight: 600;
}

.kb-sidebar-link-label {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    min-width: 0;
}

.kb-sidebar-link-icon {
    width: 1rem;
    text-align: center;
    color: var(--category-accent, var(--et-on-surface-variant));
    flex-shrink: 0;
}

.kb-sidebar-link.is-active .kb-sidebar-link-icon {
    color: var(--et-secondary);
}

.kb-sidebar-link-count {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--et-on-surface-variant);
}

.kb-sidebar-link.is-active .kb-sidebar-link-count {
    color: var(--et-secondary);
}

.kb-sidebar-divider {
    height: 1px;
    background: var(--et-outline-variant);
    margin: 1rem 0;
}

.kb-sidebar-footer-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--et-on-surface-variant);
    text-decoration: none;
    transition: color 0.15s ease;
}

.kb-sidebar-footer-link:hover {
    color: var(--et-secondary);
}

/* =========================================
   FEEDBACK WIDGET
   ========================================= */
.kb-feedback {
    background: var(--et-surface-container-low);
    border-radius: 1rem;
    padding: 1.5rem;
}

.kb-feedback-prompt {
    font-family: var(--font-body);
    font-weight: 600;
    color: var(--et-on-surface);
    text-align: center;
    margin: 0 0 1rem;
}

.kb-feedback-actions {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.kb-feedback-success-icon {
    width: 3rem;
    height: 3rem;
    margin: 0 auto 0.75rem;
    border-radius: 9999px;
    background: color-mix(in srgb, var(--et-success) 12%, transparent);
    color: var(--et-success);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.kb-feedback-success-heading {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--et-on-surface);
    margin: 0;
}

.kb-feedback-success-sub {
    font-size: 0.875rem;
    color: var(--et-on-surface-variant);
    margin: 0.25rem 0 0;
}

/* =========================================
   SEARCH BOX - Override v3 form-input bottom-border-only
   for the prominent standalone KB search UI
   ========================================= */
.kb-search {
    position: relative;
    width: 100%;
}

.kb-search-input {
    width: 100%;
    padding: 1rem 8rem 1rem 3rem;
    background: var(--et-surface-container-lowest);
    border: none;
    border-radius: 0.875rem;
    box-shadow: var(--shadow-ambient-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--et-on-surface);
    transition: box-shadow 0.2s ease;
}

.kb-search-input:focus {
    outline: none;
    box-shadow: var(--shadow-ambient), 0 0 0 3px rgba(182, 21, 46, 0.15);
    background: var(--et-surface-container-lowest);
    border-bottom: none;
}

.kb-search-input::placeholder {
    color: var(--et-on-surface-variant);
}

.kb-search--compact .kb-search-input {
    padding: 0.625rem 1rem 0.625rem 2.5rem;
    font-size: 0.875rem;
    border-radius: 0.625rem;
}

.kb-search-icon {
    position: absolute;
    left: 1.125rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--et-on-surface-variant);
    pointer-events: none;
}

.kb-search--compact .kb-search-icon {
    left: 0.875rem;
    font-size: 0.8125rem;
}

.kb-search-submit {
    position: absolute;
    top: 0.375rem;
    right: 0.375rem;
    bottom: 0.375rem;
    padding: 0 1.25rem;
    border-radius: 0.625rem;
    background: var(--gradient-primary);
    color: var(--text-inverse);
    border: none;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.kb-search-submit:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow-red-sm);
}

/* =========================================
   TICKET STATUS BADGES
   ========================================= */
.ticket-status {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    font-family: var(--font-body);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.ticket-status--open {
    background: color-mix(in srgb, var(--et-info) 12%, transparent);
    color: var(--et-info);
}

.ticket-status--pending {
    background: color-mix(in srgb, var(--et-warning) 15%, transparent);
    color: var(--et-warning);
}

.ticket-status--resolved,
.ticket-status--closed {
    background: color-mix(in srgb, var(--et-success) 12%, transparent);
    color: var(--et-success);
}

.ticket-status--urgent,
.ticket-status--escalated {
    background: color-mix(in srgb, var(--et-error) 12%, transparent);
    color: var(--et-error);
}

.ticket-priority {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
}

.ticket-priority--low { color: var(--et-on-surface-variant); background: var(--et-surface-container); }
.ticket-priority--normal { color: var(--et-info); background: color-mix(in srgb, var(--et-info) 10%, transparent); }
.ticket-priority--high { color: var(--et-warning); background: color-mix(in srgb, var(--et-warning) 12%, transparent); }
.ticket-priority--urgent { color: var(--et-error); background: color-mix(in srgb, var(--et-error) 12%, transparent); }

/* =========================================
   EMPTY STATE
   ========================================= */
.support-empty {
    background: var(--et-surface-container-low);
    border-radius: 1rem;
    padding: 3rem 1.5rem;
    text-align: center;
}

.support-empty-icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    border-radius: 9999px;
    background: var(--et-surface-container);
    color: var(--et-on-surface-variant);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.support-empty-title {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--et-on-surface);
    margin: 0 0 0.5rem;
}

.support-empty-message {
    color: var(--et-on-surface-variant);
    margin: 0;
}

/* =========================================
   SUPPORT CTA BLOCK - "Can't find what you need?"
   ========================================= */
.support-cta {
    background: var(--et-primary);
    background-image: linear-gradient(135deg, var(--et-primary) 0%, var(--et-primary-container) 100%);
    color: var(--et-on-primary);
    border-radius: 1rem;
    padding: 2.25rem 1.5rem;
    text-align: center;
}

.support-cta-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.01em;
    color: var(--et-on-primary);
    margin: 0 0 0.5rem;
}

.support-cta-message {
    color: var(--et-on-primary-container);
    margin: 0 0 1.25rem;
}

/* =========================================
   SUPPORT HUB - Option cards
   ========================================= */
.support-option-icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
}

.support-option-icon--kb {
    background: color-mix(in srgb, var(--et-secondary) 12%, transparent);
    color: var(--et-secondary);
}

.support-option-icon--status {
    background: color-mix(in srgb, var(--et-warning) 15%, transparent);
    color: var(--et-warning);
}

.support-option-icon--contact {
    background: color-mix(in srgb, var(--et-info) 15%, transparent);
    color: var(--et-info);
}

/* =========================================
   ALERT / MESSAGE HELPERS (in-page banners)
   ========================================= */
.support-alert {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-radius: 0.75rem;
    margin-bottom: 1.5rem;
    border-left: 4px solid transparent;
}

.support-alert--success {
    background: color-mix(in srgb, var(--et-success) 10%, transparent);
    border-left-color: var(--et-success);
    color: var(--et-on-success-container);
}

.support-alert--error {
    background: color-mix(in srgb, var(--et-error) 10%, transparent);
    border-left-color: var(--et-error);
    color: var(--et-on-error-container);
}

.support-alert--info {
    background: color-mix(in srgb, var(--et-info) 10%, transparent);
    border-left-color: var(--et-info);
    color: var(--et-on-info-container);
}

.support-alert--warning {
    background: color-mix(in srgb, var(--et-warning) 12%, transparent);
    border-left-color: var(--et-warning);
    color: var(--et-on-warning-container);
}

.support-alert-icon {
    flex-shrink: 0;
    font-size: 1.125rem;
    margin-top: 0.125rem;
}

.support-alert-body {
    flex: 1;
    font-size: 0.875rem;
    line-height: 1.55;
}

.support-alert-body strong {
    font-weight: 600;
}

/* =========================================
   TIPS / SIDEBAR INFO BLOCK
   ========================================= */
.support-tips {
    background: color-mix(in srgb, var(--et-warning) 10%, transparent);
    border-left: 4px solid var(--et-warning);
    border-radius: 0 0.75rem 0.75rem 0;
    padding: 1rem 1.25rem;
}

.support-tips-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.8125rem;
    color: var(--et-on-warning-container);
    margin: 0 0 0.5rem;
}

.support-tips-list {
    margin: 0;
    padding-left: 1rem;
    color: var(--et-on-warning-container);
    font-size: 0.8125rem;
    line-height: 1.6;
}

.support-tips-list li {
    margin-bottom: 0.25rem;
}

/* =========================================
   CRM RELATED-ARTICLES / SEARCH RESULTS
   Used in crm kb articles edit.
   ========================================= */
.kb-related-item {
    background: var(--et-surface-container-low);
}

.kb-related-title {
    color: var(--et-on-surface);
}

.kb-related-meta {
    color: var(--et-on-surface-variant);
}

.kb-related-remove {
    color: var(--et-error);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
}

.kb-related-remove:hover {
    color: var(--goal-red-hover);
}

.kb-search-result-item {
    padding: 0.75rem;
    cursor: pointer;
    border-bottom: 1px solid var(--et-outline-variant);
    transition: background 0.15s ease;
}

.kb-search-result-item:last-child {
    border-bottom: none;
}

.kb-search-result-item:hover {
    background: var(--et-surface-container-low);
}

.kb-search-result-title {
    font-weight: 500;
    color: var(--et-on-surface);
}

.kb-search-result-meta {
    font-size: 0.75rem;
    color: var(--et-on-surface-variant);
}

.kb-search-result-empty {
    padding: 0.75rem;
    color: var(--et-on-surface-variant);
    font-size: 0.875rem;
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 639px) {
    .kb-search-input {
        padding: 0.875rem 1rem 0.875rem 2.75rem;
        font-size: 0.9375rem;
    }

    .kb-search-submit {
        position: static;
        width: 100%;
        margin-top: 0.75rem;
        padding: 0.75rem 1rem;
    }

    .kb-search-input {
        padding-right: 1rem;
    }

    .support-cta {
        padding: 1.75rem 1.25rem;
    }
}

/* =========================================
   KB ARTICLE CONTENT - rich-text prose styling
   Base layout loads Tailwind v4 via the browser CDN which does not
   ship the @tailwindcss/typography plugin, so the .prose class has no
   effect and Preflight zeroes <p> margins. Scope basic typography here
   for KB articles only (this stylesheet is loaded on support pages).
   ========================================= */
.kb-article-content {
    color: var(--et-on-surface);
    font-size: 1.0625rem;
    line-height: 1.7;
}

.kb-article-content > * + * {
    margin-top: 1.25em;
}

.kb-article-content p {
    margin: 0;
}

.kb-article-content h2,
.kb-article-content h3,
.kb-article-content h4 {
    font-family: var(--font-headline);
    color: var(--et-primary);
    letter-spacing: -0.01em;
    line-height: 1.3;
    margin-top: 1.75em;
    margin-bottom: 0;
}

.kb-article-content h2 { font-size: 1.5rem; font-weight: 800; }
.kb-article-content h3 { font-size: 1.25rem; font-weight: 700; }
.kb-article-content h4 { font-size: 1.0625rem; font-weight: 700; }

.kb-article-content > *:first-child {
    margin-top: 0;
}

.kb-article-content ul,
.kb-article-content ol {
    margin: 0;
    padding-left: 1.5rem;
}

.kb-article-content ul { list-style: disc; }
.kb-article-content ol { list-style: decimal; }

.kb-article-content li + li {
    margin-top: 0.375em;
}

.kb-article-content li > ul,
.kb-article-content li > ol {
    margin-top: 0.375em;
}

.kb-article-content a {
    color: var(--et-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.kb-article-content a:hover {
    text-decoration: none;
}

.kb-article-content blockquote {
    border-left: 3px solid var(--et-primary);
    padding: 0.25em 1rem;
    color: var(--et-on-surface-variant);
    background: color-mix(in srgb, var(--et-primary) 4%, transparent);
    border-radius: 0 0.375rem 0.375rem 0;
    margin: 0;
}

.kb-article-content img,
.kb-article-content iframe,
.kb-article-content video {
    max-width: 100%;
    height: auto;
    border-radius: 0.5rem;
}

.kb-article-content pre {
    background: var(--et-surface-container);
    padding: 1rem 1.25rem;
    border-radius: 0.5rem;
    overflow-x: auto;
    font-size: 0.9375em;
    line-height: 1.55;
    margin: 0;
}

.kb-article-content code {
    background: var(--et-surface-container);
    padding: 0.125em 0.375em;
    border-radius: 0.25rem;
    font-size: 0.9em;
}

.kb-article-content pre code {
    background: transparent;
    padding: 0;
}

.kb-article-content hr {
    border: 0;
    border-top: 1px solid var(--et-outline-variant);
    margin: 0;
}

.kb-article-content strong,
.kb-article-content b { font-weight: 700; }

.kb-article-content em,
.kb-article-content i { font-style: italic; }

.kb-article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
}

.kb-article-content th,
.kb-article-content td {
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--et-outline-variant);
    text-align: left;
}

.kb-article-content th {
    font-weight: 700;
    background: var(--et-surface-container);
}

/* =========================================
   CRM TICKET - Compact system message row
   Automated system entries (status changes, auto-replies) render as a
   collapsed single-line row by default to reduce clutter between real
   conversation replies; click to expand.
   ========================================= */
.ticket-system-message {
    border-left: 2px solid var(--et-warning);
    border-radius: 0 0.375rem 0.375rem 0;
    background: color-mix(in srgb, var(--et-warning) 6%, transparent);
    transition: background-color 150ms ease;
}

.ticket-system-message:hover {
    background: color-mix(in srgb, var(--et-warning) 10%, transparent);
}

.ticket-system-message > summary {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
    color: var(--et-on-surface-variant);
    cursor: pointer;
    list-style: none;
    user-select: none;
}

.ticket-system-message > summary::-webkit-details-marker {
    display: none;
}

.ticket-system-message__icon {
    width: 0.875rem;
    height: 0.875rem;
    flex-shrink: 0;
    color: var(--et-warning);
}

.ticket-system-message__label {
    font-weight: 600;
    color: var(--et-on-surface);
    flex-shrink: 0;
}

.ticket-system-message__preview {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--et-on-surface-variant);
}

.ticket-system-message__time {
    flex-shrink: 0;
    color: var(--et-on-surface-variant);
    opacity: 0.75;
}

.ticket-system-message__chevron {
    width: 0.75rem;
    height: 0.75rem;
    flex-shrink: 0;
    color: var(--et-on-surface-variant);
    opacity: 0.6;
    transition: transform 150ms ease;
}

.ticket-system-message[open] > summary .ticket-system-message__chevron {
    transform: rotate(90deg);
}

.ticket-system-message[open] > summary .ticket-system-message__preview {
    /* Hide single-line preview when expanded; full text rendered below */
    display: none;
}

.ticket-system-message__body {
    padding: 0 0.75rem 0.75rem 1.875rem;
    font-size: 0.875rem;
    color: var(--et-on-surface);
    line-height: 1.55;
}

.ticket-system-message__meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
    font-size: 0.6875rem;
    color: var(--et-on-surface-variant);
    opacity: 0.75;
}