/* Modern CSS Resets and Variables */
:root {
    /* Color Palette - Light Mode (Polymarket inspired) */
    --bg-primary: #F5F7FA;
    --bg-secondary: #FFFFFF;
    --bg-header: #FFFFFF;
    --border-color: #E2E8F0;
    --border-hover: #CBD5E1;
    --text-primary: #0F172A;
    --text-secondary: #64748B;
    --accent-color: #004BFF;
    --accent-hover: #003ECC;
    --accent-light: #EBF0FF;
    --danger-color: #EF4444;
    --success-color: #10B981;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    /* Color Palette - Dark Mode (Polymarket inspired + User Custom Hex codes) */
    --bg-primary: #0A0B0D;            /* Polymarket dark page body background */
    --bg-secondary: #15181B;          /* USER REQUIREMENT: Content/Card container */
    --bg-header: #171B1E;             /* USER REQUIREMENT: Header/Tabs background */
    --border-color: #24292E;          /* Clean thin borders */
    --border-hover: #373E47;
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --accent-color: #3B72FF;          /* High contrast electric blue for dark mode */
    --accent-hover: #5B8CFF;
    --accent-light: rgba(59, 114, 255, 0.1);
    --danger-color: #F87171;
    --success-color: #34D399;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.5;
    transition: background-color var(--transition-normal), color var(--transition-normal);
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    background: none;
    border: none;
}

input:focus, textarea:focus {
    outline: none;
}

/* Helpers */
.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hidden {
    display: none !important;
}

.text-green {
    color: var(--success-color) !important;
}

/* Header Styles */
.app-header {
    background-color: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    height: 56px;
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.header-container {
    max-width: 1200px;
    height: 100%;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-img {
    width: 24px;
    height: 24px;
    object-fit: contain;
    border-radius: 4px;
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 18px;
    letter-spacing: -0.3px;
}

.header-badge {
    background-color: var(--accent-light);
    color: var(--accent-color);
    font-size: 11px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 20px;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Theme Toggle Button */
.theme-btn, .menu-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast);
}

.theme-btn:hover, .menu-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
    background-color: var(--bg-primary);
}

[data-theme="dark"] .sun-icon {
    display: block;
}
[data-theme="dark"] .moon-icon {
    display: none;
}
[data-theme="light"] .sun-icon {
    display: none;
}
[data-theme="light"] .moon-icon {
    display: block;
}

/* Hamburger Dropdown styling */
.menu-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    top: 42px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    min-width: 150px;
    box-shadow: var(--shadow-lg);
    z-index: 101;
    overflow: hidden;
    animation: menuFadeIn 0.2s ease;
}

@keyframes menuFadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

.dropdown-content button {
    width: 100%;
    text-align: left;
    padding: 10px 16px;
    font-size: 13px;
    color: var(--text-primary);
    font-weight: 500;
    transition: background-color var(--transition-fast);
}

.dropdown-content button:hover {
    background-color: var(--bg-primary);
}

.dropdown-content.show {
    display: block;
}

/* App Container Layout */
.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 20px;
}

.content-grid {
    display: grid;
    grid-template-columns: 240px 1fr 280px;
    gap: 24px;
}

/* Sidebar Styling (Polymarket Left & Right Panels) */
.sidebar-left, .sidebar-right {
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: sticky;
    top: 80px;
    align-self: start;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    scrollbar-width: none; /* Firefox */
}

.sidebar-left::-webkit-scrollbar, .sidebar-right::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

.sidebar-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.sidebar-card h3 {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
    letter-spacing: -0.1px;
}

.sidebar-card p {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.6;
}

.stats-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: 500;
}

.sidebar-footer {
    padding: 0 8px;
    font-size: 11px;
    color: var(--text-secondary);
}

.rules-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.rules-list li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.rule-num {
    background-color: var(--accent-light);
    color: var(--accent-color);
    font-weight: 600;
    font-size: 11px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
}

.rule-text {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Middle Feed Section */
.feed-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 0;
}

/* Create Post Card Styling */
.create-post-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.card-header-simple {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}

.avatar-placeholder {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--accent-light);
    color: var(--accent-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-family: var(--font-heading);
}

.create-trigger-text {
    flex-grow: 1;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 8px 16px;
    color: var(--text-secondary);
    font-size: 13px;
    transition: border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast);
}

.card-header-simple:hover .create-trigger-text {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.active-form {
    display: none;
}

/* Post Form Expanded styling */
.post-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 4px;
}

.form-row-grid {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 16px;
}

@media (max-width: 580px) {
    .form-row-grid {
        grid-template-columns: 1fr;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-group input[type="text"],
.form-group textarea {
    width: 100%;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 13px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input[type="text"]:focus,
.form-group textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px var(--accent-light);
}

/* Drag & Drop Upload Zone */
.upload-zone {
    border: 1.5px dashed var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
    padding: 20px;
    text-align: center;
    position: relative;
    cursor: pointer;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.upload-zone:hover, .upload-zone.dragover {
    border-color: var(--accent-color);
    background-color: var(--accent-light);
}

.file-input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.upload-icon {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.upload-main-text {
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 2px;
}

.upload-sub-text {
    font-size: 11px;
    color: var(--text-secondary);
}

.upload-preview {
    position: relative;
    max-height: 200px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    display: inline-block;
}

.upload-preview img {
    max-height: 180px;
    max-width: 100%;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

.remove-preview-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background-color: rgba(0, 0, 0, 0.7);
    color: #FFFFFF;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: background-color var(--transition-fast);
}

.remove-preview-btn:hover {
    background-color: rgba(0, 0, 0, 0.9);
}

/* Actions buttons styling */
.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
    margin-top: 4px;
}

.btn {
    padding: 10px 18px;
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
    height: 38px;
}

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

.btn-secondary:hover {
    background-color: var(--bg-primary);
    border-color: var(--border-hover);
}

.btn-primary {
    background-color: var(--accent-color);
    color: #FFFFFF;
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--accent-hover);
}

.btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Spinner for loading state */
.loader {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #FFFFFF;
    animation: spin 0.8s linear infinite;
    display: inline-block;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Feed & Posts List Container */
.feed-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feed-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    color: var(--text-secondary);
    gap: 12px;
}

.spinner {
    width: 28px;
    height: 28px;
    border: 3px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--accent-color);
    animation: spin 1s linear infinite;
}

.empty-feed {
    text-align: center;
    padding: 60px 20px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.empty-feed-icon {
    color: var(--border-hover);
}

/* Post Card Styling */
.post-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.post-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    position: relative;
}

.post-meta-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.post-author-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    color: #FFFFFF;
    font-weight: 700;
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
}

.post-meta-details {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
}

.post-author-name {
    font-weight: 600;
    color: var(--text-primary);
}

.post-meta-divider {
    color: var(--text-secondary);
}

.post-time {
    color: var(--text-secondary);
}

.post-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-primary);
}

.post-body {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    word-break: break-word;
}

.post-image-container {
    margin-top: 4px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border-color);
    max-height: 480px;
    background-color: var(--bg-primary);
    display: flex;
    justify-content: center;
}

.post-media {
    max-width: 100%;
    max-height: 480px;
    object-fit: contain;
    transition: opacity var(--transition-fast);
}

.post-media:hover {
    opacity: 0.95;
}

/* Post Actions Footer */
.post-footer {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.post-action-btn {
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    gap: 6px;
    display: flex;
    align-items: center;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.post-action-btn:hover {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

.post-action-btn svg {
    stroke-width: 2px;
}

.like-count {
    font-size: 11px;
    font-weight: 600;
    margin-left: 2px;
}

/* Liked state style */
.post-action-btn.liked {
    color: var(--danger-color);
}

.post-action-btn.liked svg {
    fill: var(--danger-color);
    stroke: var(--danger-color);
}

/* Nested Comments wrapper within Post Card */
.post-comments-wrapper {
    margin-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.comments-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.view-all-trigger {
    color: var(--accent-color);
    text-transform: none;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0;
    cursor: pointer;
}

.view-all-trigger:hover {
    text-decoration: underline;
}

.comments-inline-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* Comment bubble styles */
.comment-bubble-wrapper {
    background-color: var(--bg-primary);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    border: 1px solid var(--border-color);
}

.comment-bubble-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2px;
}

.comment-bubble-author {
    font-weight: 600;
    font-size: 12px;
    color: var(--text-primary);
}

.comment-bubble-time {
    font-size: 10px;
    color: var(--text-secondary);
}

.comment-bubble-body {
    font-size: 13px;
    line-height: 1.4;
    color: var(--text-primary);
    word-break: break-word;
}

/* Inline comment submit form styles */
.inline-comment-form {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 4px;
    animation: menuFadeIn 0.2s ease;
}

.inline-comment-author {
    width: 140px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 4px 8px;
    font-size: 11px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: border-color var(--transition-fast);
}

.inline-comment-author:focus {
    border-color: var(--accent-color);
}

.inline-comment-input-row {
    display: flex;
    gap: 8px;
}

.inline-comment-text {
    flex-grow: 1;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 6px 10px;
    font-size: 12px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: border-color var(--transition-fast);
}

.inline-comment-text:focus {
    border-color: var(--accent-color);
}

.inline-comment-submit-btn {
    width: 30px;
    height: 30px;
    background-color: var(--accent-color);
    color: #FFFFFF;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background-color var(--transition-fast);
}

.inline-comment-submit-btn:hover {
    background-color: var(--accent-hover);
}

/* MODAL INTERFACES */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    max-width: 480px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    max-height: 90vh;
    animation: modalFadeIn var(--transition-normal);
}

.modal-content-large {
    max-width: 600px;
}

@keyframes modalFadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
}

.close-modal-btn {
    font-size: 24px;
    color: var(--text-secondary);
    line-height: 1;
}

.close-modal-btn:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 20px;
    overflow-y: auto;
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-primary);
}

/* Privacy Modal Alert styles */
.warning-alert {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: var(--accent-light);
    border: 1px solid var(--accent-color);
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    font-weight: 500;
}

.alert-icon {
    color: var(--accent-color);
    flex-shrink: 0;
}

/* Scrollable comments list inside Modal */
.scrollable-comments {
    height: 350px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}

.modal-comment-bubble-wrapper {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    border: 1px solid var(--border-color);
}

.modal-comment-bubble-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2px;
    font-size: 12px;
}

.modal-comment-bubble-author {
    font-weight: 600;
    color: var(--text-primary);
}

.modal-comment-bubble-time {
    color: var(--text-secondary);
}

.modal-comment-bubble-body {
    font-size: 13px;
    line-height: 1.5;
    color: var(--text-primary);
    word-break: break-word;
}

.empty-modal-comments {
    text-align: center;
    color: var(--text-secondary);
    padding: 40px 20px;
}

.modal-footer {
    padding: 16px 20px;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.modal-comment-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.modal-form-row {
    display: flex;
    gap: 12px;
}

.modal-form-row input {
    flex-grow: 1;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    font-size: 13px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: border-color var(--transition-fast);
}

.modal-form-row input:focus {
    border-color: var(--accent-color);
}

.modal-comment-form textarea {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    font-size: 13px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    width: 100%;
    resize: none;
    transition: border-color var(--transition-fast);
}

.modal-comment-form textarea:focus {
    border-color: var(--accent-color);
}

.error-msg {
    text-align: center;
    color: var(--danger-color);
    padding: 20px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

/* Responsive Styling */
@media (max-width: 1024px) {
    .content-grid {
        grid-template-columns: 1fr 300px;
    }
    .sidebar-left {
        display: none;
    }
}

@media (max-width: 768px) {
    .content-grid {
        grid-template-columns: 1fr;
    }
    .sidebar-right {
        display: none;
    }
    .app-container {
        padding: 16px 12px;
    }
}

/* Most Liked Posts card compact list */
.top-posts-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.top-post-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: transform 0.2s ease, border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.top-post-row:hover {
    transform: translateY(-1.5px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-sm);
}

.top-post-rank {
    font-size: 15px;
    font-weight: 700;
    color: var(--accent-color);
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

.top-post-info {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.top-post-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.4;
}

.top-post-likes {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 600;
    color: var(--danger-color);
    margin-top: 2px;
}

.heart-icon-filled {
    color: var(--danger-color);
    fill: var(--danger-color);
}

.top-post-thumbnail {
    width: 44px;
    height: 44px;
    border-radius: 6px;
    object-fit: cover;
    border: 1px solid var(--border-color);
    flex-shrink: 0;
}

.no-likes-text {
    font-size: 12px;
    color: var(--text-secondary);
    text-align: center;
    padding: 10px 0;
}

/* Flash highlight animation for scrollToPost target */
.flash-highlight {
    animation: flashAnimation 1.5s ease;
}

@keyframes flashAnimation {
    0% {
        box-shadow: 0 0 0 0px var(--accent-color);
        border-color: var(--border-color);
    }
    15% {
        box-shadow: 0 0 0 4px var(--accent-light);
        border-color: var(--accent-color);
        background-color: var(--accent-light);
    }
    100% {
        box-shadow: 0 0 0 0px var(--accent-color);
        border-color: var(--border-color);
    }
}

/* Image click zoom indicator */
.clickable-image {
    cursor: zoom-in;
    transition: filter var(--transition-fast);
}

.clickable-image:hover {
    filter: brightness(1.05);
}

/* Polling new posts banner style */
.new-posts-banner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: var(--accent-color);
    color: #FFFFFF;
    padding: 10px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    animation: slideDown 0.3s ease;
    margin-bottom: 8px;
    transition: background-color var(--transition-fast);
}

.new-posts-banner:hover {
    background-color: var(--accent-hover);
}

.refresh-icon {
    animation: bannerPulse 2s infinite ease-in-out;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes bannerPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

/* Lightbox styles */
.lightbox-modal {
    background-color: rgba(0, 0, 0, 0.95);
    cursor: zoom-out;
    padding: 40px;
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: var(--radius-sm);
    animation: zoomIn 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes zoomIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.close-lightbox {
    position: absolute;
    top: 20px;
    right: 30px;
    color: #FFFFFF;
    font-size: 44px;
    font-weight: 300;
    cursor: pointer;
    line-height: 1;
    transition: opacity var(--transition-fast);
}

.close-lightbox:hover {
    opacity: 0.8;
}

/* Edit / Delete Actions CSS */
.post-actions-menu, .comment-actions-menu {
    position: relative;
    display: inline-block;
}

.post-actions-trigger, .comment-actions-trigger {
    background: transparent;
    border: none;
    padding: 6px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.post-actions-trigger:hover, .comment-actions-trigger:hover {
    color: var(--text-primary);
    background-color: var(--border-color);
}

.post-actions-dropdown, .comment-actions-dropdown {
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 4px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    z-index: 100;
    min-width: 120px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.post-action-item, .comment-action-item {
    background: transparent;
    border: none;
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 500;
    font-family: inherit;
    color: var(--text-primary);
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    width: 100%;
    transition: background-color var(--transition-fast);
}

.post-action-item:hover, .comment-action-item:hover {
    background-color: var(--bg-primary);
}

.post-action-item.danger, .comment-action-item.danger {
    color: var(--danger-color);
}

.post-action-item.danger:hover, .comment-action-item.danger:hover {
    background-color: rgba(239, 68, 68, 0.08);
}

/* Comment actions header alignment */
.comment-bubble-header, .modal-comment-bubble-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-bottom: 6px;
}

.comment-header-left {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Inline/Modal comments edit style */
.comment-edit-container {
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 100%;
    margin-top: 6px;
}

.comment-edit-input {
    width: 100%;
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 13px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: inherit;
    resize: vertical;
    box-sizing: border-box;
}

.comment-edit-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.comment-save-btn {
    background-color: var(--accent-color);
    color: #ffffff;
    border: none;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    transition: opacity var(--transition-fast);
}

.comment-save-btn:hover {
    opacity: 0.9;
}

.comment-cancel-btn {
    background-color: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.comment-cancel-btn:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

/* Comment Image Upload CSS */
.comment-image-upload-label {
    width: 30px;
    height: 30px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    flex-shrink: 0;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.comment-image-upload-label:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.modal-image-upload-wrapper {
    display: flex;
    align-items: center;
}

.comment-image-preview-container {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--bg-primary);
    width: fit-content;
    max-width: 250px;
    position: relative;
}

.comment-image-preview-img {
    max-width: 120px;
    max-height: 80px;
    object-fit: contain;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.remove-preview-btn {
    background: transparent;
    border: none;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color var(--transition-fast);
    padding: 0 4px;
}

.remove-preview-btn:hover {
    color: var(--danger-color);
}

/* Inline feed comment image preview (cropped to 50%) */
.comment-media-preview-container {
    margin-top: 6px;
    max-height: 120px;
    overflow: hidden;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    position: relative;
    cursor: pointer;
    display: flex;
    justify-content: center;
    background-color: var(--bg-primary);
}

.comment-media-preview-img {
    width: 100%;
    object-fit: cover;
    object-position: center;
    transition: opacity var(--transition-fast);
}

.comment-media-preview-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0) 40%, rgba(0,0,0,0.6) 100%);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 8px;
    color: #FFFFFF;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.comment-media-preview-container:hover .comment-media-preview-overlay {
    opacity: 1;
}

/* Modal comment full image container */
.modal-comment-media-container {
    margin-top: 6px;
    max-width: 100%;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
    background-color: var(--bg-primary);
    display: flex;
    justify-content: center;
}

.modal-comment-media-img {
    max-width: 100%;
    max-height: 250px;
    object-fit: contain;
    cursor: pointer;
    transition: opacity var(--transition-fast);
}

.modal-comment-media-img:hover {
    opacity: 0.95;
}

/* GIF Picker Styling */
.comment-gif-btn {
    width: 30px;
    height: 30px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    flex-shrink: 0;
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
}

.comment-gif-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.gif-picker-popup {
    position: absolute;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    width: 255px;
    height: 300px;
    display: flex;
    flex-direction: column;
    z-index: 1000;
    overflow: hidden;
}

.gif-picker-header {
    display: flex;
    padding: 8px;
    border-bottom: 1px solid var(--border-color);
    gap: 6px;
    align-items: center;
}

#gif-search-input {
    flex-grow: 1;
    padding: 6px 10px;
    font-size: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: inherit;
    box-sizing: border-box;
}

#gif-search-input:focus {
    border-color: var(--accent-color);
    outline: none;
}

.gif-picker-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-secondary);
    line-height: 1;
    padding: 0 4px;
}

.gif-picker-close:hover {
    color: var(--text-primary);
}

.gif-picker-results {
    flex-grow: 1;
    overflow-y: auto;
    padding: 6px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4px;
}

.gif-picker-item {
    width: 100%;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: opacity var(--transition-fast);
}

.gif-picker-item:hover {
    opacity: 0.8;
}