/* ========== Community Features CSS ========== */
/* Auth bar, Page widget, Forum, Q&A */

/* Import fonts (already loaded in style.css, but needed for standalone pages) */
@import url('https://fonts.googleapis.com/css2?family=Battambang:wght@400;700&family=Inter:wght@300;400;600;800&display=swap');

:root {
    --kr-primary: #2563eb;
    --kr-primary-dark: #1d4ed8;
    --kr-bg: #f8fafc;
    --kr-surface: #fff;
    --kr-border: #e2e8f0;
    --kr-text: #1e293b;
    --kr-text-secondary: #64748b;
    --kr-text-muted: #94a3b8;
    --kr-success: #22c55e;
    --kr-danger: #ef4444;
    --kr-warning: #f59e0b;
}

/* ========== Auth Bar ========== */
.kr-auth-bar {
    background: var(--kr-surface);
    border: 1px solid var(--kr-border);
    border-radius: 10px;
    padding: 12px 16px;
    margin-bottom: 20px;
}

.kr-auth-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.kr-auth-status {
    display: flex;
    align-items: center;
    gap: 10px;
}

.kr-auth-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    color: #475569;
    background-size: cover;
    background-position: center;
    flex-shrink: 0;
}

.kr-auth-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--kr-text);
}

.kr-auth-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* ========== Buttons ========== */
.kr-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Inter', 'Segoe UI', sans-serif;
    text-decoration: none;
    line-height: 1.4;
}

.kr-btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.kr-btn-primary {
    background: var(--kr-primary);
    color: #fff;
}
.kr-btn-primary:hover {
    background: var(--kr-primary-dark);
}

.kr-btn-google {
    background: #fff;
    color: #333;
    border: 1px solid var(--kr-border);
}
.kr-btn-google:hover {
    background: #f1f5f9;
    border-color: #cbd5e1;
}

.kr-btn-anon {
    background: #f1f5f9;
    color: #475569;
}
.kr-btn-anon:hover {
    background: #e2e8f0;
}

.kr-btn-signout {
    background: transparent;
    color: var(--kr-text-secondary);
    border: 1px solid var(--kr-border);
}
.kr-btn-signout:hover {
    background: #fef2f2;
    color: var(--kr-danger);
    border-color: #fecaca;
}

.kr-btn-secondary {
    background: #f1f5f9;
    color: #475569;
    border: 1px solid var(--kr-border);
}
.kr-btn-secondary:hover {
    background: #e2e8f0;
}

/* ========== Page Widget: FAB ========== */
.kr-widget-fab {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--kr-primary);
    color: #fff;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(37, 99, 235, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: all 0.3s;
}
.kr-widget-fab:hover {
    background: var(--kr-primary-dark);
    transform: scale(1.08);
}
.kr-widget-fab.active {
    background: #475569;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.kr-widget-fab-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: var(--kr-danger);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    min-width: 20px;
    height: 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 5px;
    font-family: 'Inter', sans-serif;
}

/* ========== Page Widget: Panel ========== */
.kr-widget-panel {
    position: fixed;
    bottom: 0;
    right: 0;
    width: 380px;
    max-width: 100vw;
    height: 70vh;
    max-height: 600px;
    background: var(--kr-surface);
    border-radius: 16px 16px 0 0;
    box-shadow: -4px 0 24px rgba(0,0,0,0.12);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    transform: translateY(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}
.kr-widget-panel.open {
    transform: translateY(0);
}

.kr-widget-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--kr-border);
    flex-shrink: 0;
}
.kr-widget-panel-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: var(--kr-text);
    font-family: 'Inter', sans-serif;
    border: none;
    padding: 0;
}

.kr-widget-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--kr-text-secondary);
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
}
.kr-widget-close:hover {
    color: var(--kr-text);
}

/* Like section */
.kr-widget-like-section {
    padding: 12px 20px;
    border-bottom: 1px solid var(--kr-border);
    flex-shrink: 0;
}

.kr-widget-like-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--kr-border);
    border-radius: 20px;
    background: var(--kr-surface);
    color: var(--kr-text-secondary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}
.kr-widget-like-btn:hover {
    border-color: var(--kr-primary);
    color: var(--kr-primary);
}
.kr-widget-like-btn.liked {
    background: #eff6ff;
    border-color: var(--kr-primary);
    color: var(--kr-primary);
}
.kr-widget-like-btn.liked svg {
    fill: var(--kr-primary);
}

/* Comments section */
.kr-widget-comments-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.kr-widget-comments-section h4 {
    margin: 0;
    padding: 12px 20px 8px;
    font-size: 13px;
    font-weight: 700;
    color: var(--kr-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    flex-shrink: 0;
    border: none;
}

.kr-widget-comments-list {
    flex: 1;
    overflow-y: auto;
    padding: 0 20px 12px;
}

.kr-widget-empty {
    color: var(--kr-text-muted);
    font-size: 13px;
    text-align: center;
    padding: 20px 0;
}

.kr-widget-comment {
    padding: 10px 0;
    border-bottom: 1px solid #f1f5f9;
}
.kr-widget-comment:last-child {
    border-bottom: none;
}

.kr-widget-comment-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4px;
}
.kr-widget-comment-header strong {
    font-size: 13px;
    color: var(--kr-text);
    font-family: 'Inter', sans-serif;
}
.kr-widget-comment-time {
    font-size: 11px;
    color: var(--kr-text-muted);
}

.kr-widget-comment p {
    font-size: 13px;
    color: #475569;
    margin: 0;
    line-height: 1.5;
    word-break: break-word;
}

/* Comment form */
.kr-widget-comment-form {
    border-top: 1px solid var(--kr-border);
    padding: 12px 20px;
    flex-shrink: 0;
}

.kr-widget-auth-prompt {
    text-align: center;
}
.kr-widget-auth-prompt p {
    font-size: 13px;
    color: var(--kr-text-secondary);
    margin: 0 0 8px;
}
.kr-widget-auth-prompt .kr-btn {
    margin: 0 4px;
}

.kr-widget-comment-user {
    font-size: 12px;
    color: var(--kr-text-muted);
    margin-bottom: 6px;
}

.kr-widget-comment-input textarea {
    width: 100%;
    border: 1px solid var(--kr-border);
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 13px;
    font-family: 'Inter', 'Siemreap', sans-serif;
    resize: none;
    outline: none;
    transition: border-color 0.2s;
    box-sizing: border-box;
}
.kr-widget-comment-input textarea:focus {
    border-color: var(--kr-primary);
}

.kr-widget-comment-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 8px;
}

/* ========== Forum Page ========== */
.kr-forum-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 24px 20px;
}

.kr-forum-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.kr-forum-header h1 {
    font-size: 24px;
    font-weight: 800;
    color: var(--kr-text);
    margin: 0;
    font-family: 'Inter', sans-serif;
    border: none;
    padding: 0;
    text-align: left;
}

.kr-forum-tabs {
    display: flex;
    gap: 4px;
    background: #f1f5f9;
    border-radius: 8px;
    padding: 3px;
    margin-bottom: 16px;
}

.kr-forum-tab {
    padding: 8px 16px;
    border: none;
    background: transparent;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--kr-text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}
.kr-forum-tab.active {
    background: var(--kr-surface);
    color: var(--kr-text);
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.kr-forum-tab:hover:not(.active) {
    color: var(--kr-text);
}

/* Thread list */
.kr-thread-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.kr-thread-card {
    background: var(--kr-surface);
    border: 1px solid var(--kr-border);
    border-radius: 10px;
    padding: 16px 20px;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    color: inherit;
}
.kr-thread-card:hover {
    border-color: var(--kr-primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.kr-thread-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--kr-text);
    margin: 0 0 6px;
    font-family: 'Inter', 'Battambang', sans-serif;
}

.kr-thread-preview {
    font-size: 14px;
    color: var(--kr-text-secondary);
    margin: 0 0 10px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.kr-thread-meta {
    display: flex;
    gap: 16px;
    font-size: 12px;
    color: var(--kr-text-muted);
    flex-wrap: wrap;
}

.kr-thread-meta span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.kr-thread-category {
    display: inline-block;
    background: #eff6ff;
    color: var(--kr-primary);
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
}

/* New thread form */
.kr-new-thread {
    background: var(--kr-surface);
    border: 1px solid var(--kr-border);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.kr-new-thread h3 {
    margin: 0 0 14px;
    font-size: 16px;
    font-weight: 700;
    color: var(--kr-text);
    font-family: 'Inter', sans-serif;
    border: none;
    padding: 0;
}

.kr-form-group {
    margin-bottom: 12px;
}

.kr-form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--kr-text-secondary);
    margin-bottom: 4px;
}

.kr-form-group input,
.kr-form-group textarea,
.kr-form-group select {
    width: 100%;
    border: 1px solid var(--kr-border);
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 14px;
    font-family: 'Inter', 'Battambang', sans-serif;
    outline: none;
    transition: border-color 0.2s;
    box-sizing: border-box;
}

.kr-form-group input:focus,
.kr-form-group textarea:focus,
.kr-form-group select:focus {
    border-color: var(--kr-primary);
}

.kr-form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.kr-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 12px;
}

/* Thread detail view */
.kr-thread-detail {
    background: var(--kr-surface);
    border: 1px solid var(--kr-border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
}

.kr-thread-detail h2 {
    font-size: 20px;
    font-weight: 800;
    color: var(--kr-text);
    margin: 0 0 8px;
    font-family: 'Inter', 'Battambang', sans-serif;
    border: none;
    padding: 0;
}

.kr-thread-detail-body {
    font-size: 15px;
    color: #374151;
    line-height: 1.7;
    margin: 12px 0;
    white-space: pre-wrap;
    word-break: break-word;
}

.kr-thread-detail-meta {
    font-size: 13px;
    color: var(--kr-text-muted);
    margin-bottom: 16px;
}

.kr-back-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--kr-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
}
.kr-back-link:hover {
    text-decoration: underline;
}

/* Replies */
.kr-replies {
    margin-top: 20px;
}

.kr-replies h3 {
    font-size: 15px;
    font-weight: 700;
    color: var(--kr-text);
    margin: 0 0 12px;
    font-family: 'Inter', sans-serif;
    border: none;
    padding: 0;
}

.kr-reply {
    background: #f8fafc;
    border: 1px solid #f1f5f9;
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 10px;
}

.kr-reply-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
}
.kr-reply-header strong {
    font-size: 13px;
    color: var(--kr-text);
}
.kr-reply-time {
    font-size: 11px;
    color: var(--kr-text-muted);
}

.kr-reply-body {
    font-size: 14px;
    color: #374151;
    line-height: 1.6;
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
}

/* Reply form */
.kr-reply-form {
    margin-top: 16px;
}

.kr-reply-form textarea {
    width: 100%;
    border: 1px solid var(--kr-border);
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 14px;
    font-family: 'Inter', 'Battambang', sans-serif;
    resize: vertical;
    min-height: 60px;
    outline: none;
    box-sizing: border-box;
}
.kr-reply-form textarea:focus {
    border-color: var(--kr-primary);
}

/* ========== Q&A Page ========== */
.kr-qa-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 24px 20px;
}

.kr-qa-header {
    text-align: center;
    margin-bottom: 28px;
}

.kr-qa-header h1 {
    font-size: 24px;
    font-weight: 800;
    color: var(--kr-text);
    margin: 0 0 8px;
    font-family: 'Inter', sans-serif;
    border: none;
    padding: 0;
}

.kr-qa-header p {
    color: var(--kr-text-secondary);
    font-size: 15px;
    margin: 0;
}

.kr-qa-search {
    max-width: 600px;
    margin: 0 auto 24px;
    position: relative;
}

.kr-qa-search input {
    width: 100%;
    border: 2px solid var(--kr-border);
    border-radius: 10px;
    padding: 12px 16px 12px 42px;
    font-size: 14px;
    font-family: 'Inter', 'Battambang', sans-serif;
    outline: none;
    box-sizing: border-box;
    transition: border-color 0.2s;
}
.kr-qa-search input:focus {
    border-color: var(--kr-primary);
}

.kr-qa-search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--kr-text-muted);
}

/* Q&A item */
.kr-qa-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.kr-qa-item {
    background: var(--kr-surface);
    border: 1px solid var(--kr-border);
    border-radius: 10px;
    overflow: hidden;
    transition: border-color 0.2s;
}
.kr-qa-item:hover {
    border-color: #cbd5e1;
}
.kr-qa-item.open {
    border-color: var(--kr-primary);
}

.kr-qa-question {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: 16px 20px;
    cursor: pointer;
    gap: 12px;
    user-select: none;
}

.kr-qa-question-text {
    font-size: 15px;
    font-weight: 600;
    color: var(--kr-text);
    margin: 0;
    flex: 1;
    line-height: 1.5;
}

.kr-qa-toggle {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--kr-text-muted);
    transition: transform 0.3s;
}
.kr-qa-item.open .kr-qa-toggle {
    transform: rotate(180deg);
}

.kr-qa-answer {
    display: none;
    padding: 0 20px 16px;
    font-size: 14px;
    color: #374151;
    line-height: 1.7;
    border-top: 1px solid #f1f5f9;
    padding-top: 12px;
}
.kr-qa-item.open .kr-qa-answer {
    display: block;
}

.kr-qa-answer-source {
    font-size: 12px;
    color: var(--kr-text-muted);
    margin-top: 8px;
}
.kr-qa-answer-source a {
    color: var(--kr-primary);
    text-decoration: none;
}
.kr-qa-answer-source a:hover {
    text-decoration: underline;
}

/* Community questions section */
.kr-qa-community {
    margin-top: 32px;
    border-top: 2px solid var(--kr-border);
    padding-top: 24px;
}

.kr-qa-community h2 {
    font-size: 18px;
    font-weight: 700;
    color: var(--kr-text);
    margin: 0 0 4px;
    font-family: 'Inter', sans-serif;
    border: none;
    padding: 0;
}

.kr-qa-community > p {
    font-size: 14px;
    color: var(--kr-text-secondary);
    margin: 0 0 16px;
}

.kr-community-q {
    background: #fefce8;
    border: 1px solid #fef08a;
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 10px;
}

.kr-community-q-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.kr-community-q-header strong {
    font-size: 13px;
    color: var(--kr-text);
}

.kr-community-q-time {
    font-size: 11px;
    color: var(--kr-text-muted);
}

.kr-community-q-text {
    font-size: 14px;
    color: #374151;
    margin: 0;
    line-height: 1.5;
}

/* Loading / empty states */
.kr-loading {
    text-align: center;
    padding: 40px 20px;
    color: var(--kr-text-muted);
    font-size: 14px;
}

.kr-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--kr-text-muted);
    font-size: 14px;
}

/* ========== Responsive ========== */
@media (max-width: 640px) {
    .kr-widget-panel {
        width: 100vw;
        height: 80vh;
        border-radius: 16px 16px 0 0;
    }

    .kr-widget-fab {
        bottom: 16px;
        right: 16px;
        width: 46px;
        height: 46px;
    }

    .kr-forum-container,
    .kr-qa-container {
        padding: 16px 12px;
    }

    .kr-forum-header h1,
    .kr-qa-header h1 {
        font-size: 20px;
    }

    .kr-thread-card {
        padding: 12px 16px;
    }

    .kr-thread-title {
        font-size: 15px;
    }

    .kr-thread-detail {
        padding: 16px;
    }

    .kr-new-thread {
        padding: 16px;
    }

    .kr-forum-tabs {
        overflow-x: auto;
    }
}