@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ====== DESIGN TOKENS — DARK THEME (default) ====== */
:root,
[data-theme="dark"] {
    --bg-0: #09090b;
    --bg-1: #111113;
    --bg-2: #18181b;
    --bg-3: #27272a;
    --bg-elevated: #1c1c1f;
    --bg-hover: #2a2a2e;
    --bg-input: #18181b;
    --surface: #18181b;
    --surface-hover: #27272a;
    --border: #27272a;
    --border-subtle: #1e1e22;
    --border-hover: #3f3f46;
    --text-0: #fafafa;
    --text-1: #e4e4e7;
    --text-2: #a1a1aa;
    --text-3: #71717a;
    --accent: #7c3aed;
    --accent-hover: #6d28d9;
    --accent-soft: rgba(124, 58, 237, 0.12);
    --accent-text: #a78bfa;
    --red: #ef4444;
    --red-soft: rgba(239, 68, 68, 0.12);
    --green: #22c55e;
    --green-soft: rgba(34, 197, 94, 0.12);
    --yellow: #eab308;
    --yellow-soft: rgba(234, 179, 8, 0.12);
    --blue: #3b82f6;
    --blue-soft: rgba(59, 130, 246, 0.12);
    --gradient-accent: linear-gradient(135deg, #7c3aed, #2563eb);
    --gradient-surface: linear-gradient(135deg, rgba(124, 58, 237, 0.06), rgba(37, 99, 235, 0.04));
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
    --r-xs: 8px;
    --r-sm: 12px;
    --r-md: 16px;
    --r-lg: 20px;
    --r-xl: 24px;
    --r-2xl: 32px;
    --r-full: 9999px;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --transition: 0.2s var(--ease);
    --transition-slow: 0.4s var(--ease);
}

/* ====== LIGHT THEME ====== */
[data-theme="light"] {
    --bg-0: #ffffff;
    --bg-1: #fafafa;
    --bg-2: #f4f4f5;
    --bg-3: #e4e4e7;
    --bg-elevated: #ffffff;
    --bg-hover: #f0f0f3;
    --bg-input: #f4f4f5;
    --surface: #ffffff;
    --surface-hover: #f4f4f5;
    --border: #e4e4e7;
    --border-subtle: #f0f0f2;
    --border-hover: #d4d4d8;
    --text-0: #09090b;
    --text-1: #18181b;
    --text-2: #52525b;
    --text-3: #a1a1aa;
    --accent: #7c3aed;
    --accent-hover: #6d28d9;
    --accent-soft: rgba(124, 58, 237, 0.08);
    --accent-text: #7c3aed;
    --red: #dc2626;
    --red-soft: rgba(220, 38, 38, 0.08);
    --green: #16a34a;
    --green-soft: rgba(22, 163, 74, 0.08);
    --yellow: #ca8a04;
    --yellow-soft: rgba(202, 138, 4, 0.08);
    --blue: #2563eb;
    --blue-soft: rgba(37, 99, 235, 0.08);
    --gradient-accent: linear-gradient(135deg, #7c3aed, #2563eb);
    --gradient-surface: linear-gradient(135deg, rgba(124, 58, 237, 0.04), rgba(37, 99, 235, 0.02));
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
}

/* ====== RESET ====== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-0);
    color: var(--text-1);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background var(--transition-slow), color var(--transition-slow);
}

a {
    color: var(--accent-text);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--accent-hover);
}

/* ====== NAVBAR ====== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-1);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background var(--transition-slow), border-color var(--transition-slow);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-0);
}

.navbar-brand:hover {
    color: var(--text-0);
}

.navbar-brand .logo-icon {
    width: 32px;
    height: 32px;
    background: var(--gradient-accent);
    border-radius: var(--r-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: white;
    transition: transform var(--transition);
}

.navbar-brand:hover .logo-icon {
    transform: scale(1.06) rotate(-2deg);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ====== NGPN BADGE ====== */
.ngpn-badge {
    padding: 3px 10px;
    border-radius: var(--r-full);
    background: var(--green-soft);
    border: 1px solid var(--green);
    color: var(--green);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    cursor: default;
    transition: all var(--transition);
    white-space: nowrap;
}

.ngpn-badge:hover {
    background: rgba(34, 197, 94, 0.25);
    box-shadow: 0 0 8px rgba(34, 197, 94, 0.2);
}

/* ====== THEME TOGGLE ====== */
.theme-toggle {
    width: 36px;
    height: 36px;
    border-radius: var(--r-sm);
    background: var(--bg-2);
    border: 1px solid var(--border);
    color: var(--text-2);
    cursor: pointer;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
}

.theme-toggle:hover {
    background: var(--bg-hover);
    border-color: var(--border-hover);
    color: var(--text-0);
    transform: rotate(15deg);
}

/* ====== BUTTONS ====== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 16px;
    border-radius: var(--r-sm);
    font-family: inherit;
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--transition);
    white-space: nowrap;
    letter-spacing: -0.01em;
}

.btn-primary {
    background: var(--gradient-accent);
    color: white;
    box-shadow: 0 2px 8px rgba(124, 58, 237, 0.25);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(124, 58, 237, 0.35);
}

.btn-secondary {
    background: var(--bg-2);
    color: var(--text-1);
    border: 1px solid var(--border);
}

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

.btn-ghost {
    background: transparent;
    color: var(--text-2);
}

.btn-ghost:hover {
    color: var(--text-0);
    background: var(--bg-2);
}

.btn-danger {
    background: var(--red);
    color: white;
}

.btn-danger:hover {
    opacity: 0.9;
}

.btn-icon {
    padding: 7px;
    width: 34px;
    height: 34px;
    justify-content: center;
}

.btn-lg {
    padding: 10px 24px;
    font-size: 0.9rem;
    border-radius: var(--r-md);
}

/* ====== USER BADGE ====== */
.user-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 3px 12px 3px 3px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--r-full);
    cursor: pointer;
    transition: all var(--transition);
}

.user-badge:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.user-badge img {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
}

.user-badge span {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-0);
}

/* ====== SORT TABS ====== */
.sort-tabs {
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 3px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    margin: 20px auto;
    width: fit-content;
    transition: background var(--transition-slow), border-color var(--transition-slow);
}

.sort-tab {
    padding: 7px 20px;
    border-radius: var(--r-sm);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-3);
    cursor: pointer;
    transition: all var(--transition);
    background: transparent;
    border: none;
    font-family: inherit;
}

.sort-tab:hover {
    color: var(--text-0);
}

.sort-tab.active {
    background: var(--gradient-accent);
    color: white;
    box-shadow: 0 2px 8px rgba(124, 58, 237, 0.2);
}

/* ====== SEARCH BAR ====== */
.search-bar-container {
    max-width: 520px;
    margin: 0 auto 16px;
    padding: 0 20px;
}

.search-bar {
    display: flex;
    align-items: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-full);
    padding: 0 16px;
    transition: all var(--transition);
}

.search-bar:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.search-icon {
    font-size: 0.9rem;
    margin-right: 8px;
    flex-shrink: 0;
}

.search-bar input {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    color: var(--text-0);
    font-family: inherit;
    font-size: 0.8125rem;
    padding: 9px 0;
}

.search-bar input::placeholder {
    color: var(--text-3);
}

.search-clear {
    background: none;
    border: none;
    color: var(--text-3);
    cursor: pointer;
    font-size: 0.8rem;
    padding: 4px;
    transition: color var(--transition);
}

.search-clear:hover {
    color: var(--text-0);
}

/* ====== SEARCH DROPDOWN ====== */
.search-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 6px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    overflow: hidden;
    z-index: 100;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(12px);
}

.search-suggestion {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    cursor: pointer;
    transition: background var(--transition);
}

.search-suggestion:hover,
.search-suggestion.active {
    background: var(--accent-soft);
}

.suggest-icon {
    font-size: 1rem;
    flex-shrink: 0;
    width: 24px;
    text-align: center;
}

.suggest-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.suggest-text {
    flex: 1;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-0);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.suggest-meta {
    font-size: 0.7rem;
    color: var(--text-3);
    flex-shrink: 0;
}

.search-bar-container {
    position: relative;
}

/* ====== HASHTAGS & MENTIONS ====== */
.hashtag-link {
    color: var(--accent-text);
    font-weight: 600;
    cursor: pointer;
    transition: color var(--transition);
}

.hashtag-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.mention-link {
    color: var(--blue);
    font-weight: 600;
    cursor: pointer;
    transition: color var(--transition);
}

.mention-link:hover {
    color: var(--accent-text);
    text-decoration: underline;
}

/* ====== MASONRY GRID ====== */
.container {
    max-width: 1360px;
    margin: 0 auto;
    padding: 0 20px 60px;
}

.masonry-grid {
    display: flex;
    gap: 14px;
}

.masonry-grid .masonry-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

@media (max-width: 1024px) {
    .masonry-grid {
        /* JS handles column count */
    }
}

@media (max-width: 640px) {
    .masonry-grid {
        /* JS handles column count */
    }
}

/* ====== POST CARD ====== */
.post-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    overflow: hidden;
    transition: all var(--transition);
    cursor: pointer;
    position: relative;
    animation: cardIn 0.5s var(--ease) both;
}

.post-card:hover {
    transform: translateY(-3px);
    border-color: var(--accent);
    box-shadow: var(--shadow-lg), 0 0 0 1px var(--accent-soft);
}

.post-card .thumbnail {
    width: 100%;
    aspect-ratio: auto;
    display: block;
    object-fit: cover;
    background: var(--bg-2);
    max-height: 400px;
}

.post-card .type-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 3px 8px;
    border-radius: var(--r-full);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: white;
}

.post-card .type-badge.video {
    background: var(--red);
}

.post-card .type-badge.image {
    background: var(--green);
}

.post-card .type-badge.zip {
    background: var(--yellow);
    color: #000;
}

.post-card .card-body {
    padding: 12px 14px;
}

.post-card .card-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-0);
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card .card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-3);
}

.post-card .card-stats {
    display: flex;
    align-items: center;
    gap: 10px;
}

.post-card .stat {
    display: flex;
    align-items: center;
    gap: 3px;
}

.post-card .card-author {
    display: flex;
    align-items: center;
    gap: 5px;
    transition: color var(--transition);
}

.post-card .card-author:hover {
    color: var(--accent-text);
}

.post-card .card-author img {
    width: 18px;
    height: 18px;
    border-radius: 50%;
}

/* ====== PLACEHOLDER THUMBNAIL ====== */
.thumb-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-surface);
    font-size: 2.5rem;
}

/* ====== LOADING ====== */
.loader {
    text-align: center;
    padding: 40px;
    color: var(--text-3);
}

.spinner {
    width: 32px;
    height: 32px;
    border: 2.5px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin: 0 auto 10px;
}

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

@keyframes cardIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.load-more-btn {
    display: block;
    margin: 28px auto;
    padding: 10px 36px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    color: var(--text-2);
    font-family: inherit;
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
}

.load-more-btn:hover {
    border-color: var(--accent);
    color: var(--accent-text);
    background: var(--accent-soft);
}

/* ====== POST PAGE ====== */
.post-page {
    max-width: 1100px;
    margin: 24px auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 20px;
}

@media (max-width: 900px) {
    .post-page {
        grid-template-columns: 1fr;
    }
}

.post-media-container {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    overflow: hidden;
    align-self: start;
    transition: background var(--transition-slow), border-color var(--transition-slow);
}

.post-media-container img,
.post-media-container video {
    width: 100%;
    display: block;
}

.post-sidebar {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.post-info-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    padding: 18px;
    transition: background var(--transition-slow), border-color var(--transition-slow);
}

.post-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 6px;
    letter-spacing: -0.02em;
}

.verified-banner {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border-radius: var(--r-full);
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(59, 130, 246, 0.15));
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #22c55e;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: 10px;
    transition: all var(--transition);
}

.verified-banner:hover {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.25), rgba(59, 130, 246, 0.25));
    box-shadow: 0 0 12px rgba(34, 197, 94, 0.2);
}

.verified-banner svg {
    flex-shrink: 0;
}

.post-description {
    font-size: 0.875rem;
    color: var(--text-2);
    line-height: 1.6;
    margin-bottom: 14px;
}

.post-author-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    color: var(--text-0);
    transition: color var(--transition);
}

.post-author-row:hover {
    color: var(--accent-text);
}

.post-author-row img {
    width: 34px;
    height: 34px;
    border-radius: 50%;
}

.post-author-row .author-name {
    font-weight: 600;
    font-size: 0.875rem;
}

.post-author-row .post-date {
    font-size: 0.75rem;
    color: var(--text-3);
}

.post-actions {
    display: flex;
    gap: 6px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.like-btn,
.share-btn,
.delete-btn {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 6px 14px;
    border-radius: var(--r-sm);
    background: var(--bg-2);
    border: 1px solid var(--border);
    color: var(--text-2);
    cursor: pointer;
    transition: all var(--transition);
    font-family: inherit;
    font-size: 0.8125rem;
    font-weight: 600;
}

.like-btn:hover {
    border-color: var(--red);
    color: var(--red);
    background: var(--red-soft);
}

.like-btn.liked {
    background: var(--red-soft);
    border-color: var(--red);
    color: var(--red);
}

.share-btn:hover {
    border-color: var(--blue);
    color: var(--blue);
    background: var(--blue-soft);
}

.share-btn.copied {
    background: var(--green-soft);
    border-color: var(--green);
    color: var(--green);
}

.delete-btn:hover {
    border-color: var(--red);
    color: var(--red);
    background: var(--red-soft);
}

.post-stats-row {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--text-3);
}

.post-stats-row span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ====== COMMENTS ====== */
.comments-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    padding: 18px;
    transition: background var(--transition-slow), border-color var(--transition-slow);
}

.comments-header {
    font-size: 0.9375rem;
    font-weight: 700;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.comment-form {
    display: flex;
    gap: 6px;
    margin-bottom: 16px;
}

.comment-form input {
    flex: 1;
    padding: 8px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    color: var(--text-0);
    font-family: inherit;
    font-size: 0.8125rem;
    outline: none;
    transition: border-color var(--transition);
}

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

.comment-form button {
    padding: 8px 16px;
    background: var(--gradient-accent);
    color: white;
    border: none;
    border-radius: var(--r-sm);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.8125rem;
    font-weight: 600;
    transition: all var(--transition);
}

.comment-form button:hover {
    transform: translateY(-1px);
}

.comment-item {
    display: flex;
    gap: 10px;
    padding: 10px 0;
    border-top: 1px solid var(--border);
    animation: cardIn 0.3s var(--ease) both;
}

.comment-item img {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    flex-shrink: 0;
}

.comment-content {
    flex: 1;
}

.comment-content .comment-author {
    font-weight: 600;
    font-size: 0.8125rem;
}

.comment-content .comment-text {
    font-size: 0.8125rem;
    color: var(--text-2);
    margin-top: 2px;
}

.comment-content .comment-time {
    font-size: 0.6875rem;
    color: var(--text-3);
    margin-top: 3px;
}

/* ====== UPLOAD PAGE ====== */
.upload-page {
    max-width: 640px;
    margin: 32px auto;
    padding: 0 20px;
}

.upload-title {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 20px;
    text-align: center;
    letter-spacing: -0.03em;
}

.upload-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-2xl);
    padding: 28px;
    transition: background var(--transition-slow), border-color var(--transition-slow);
}

.dropzone {
    border: 2px dashed var(--border);
    border-radius: var(--r-xl);
    padding: 48px 24px;
    text-align: center;
    transition: all var(--transition);
    cursor: pointer;
    position: relative;
}

.dropzone:hover,
.dropzone.dragover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.dropzone-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.dropzone-text {
    font-size: 0.9rem;
    color: var(--text-2);
    margin-bottom: 4px;
    font-weight: 500;
}

.dropzone-hint {
    font-size: 0.75rem;
    color: var(--text-3);
}

.dropzone input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.upload-fields {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-2);
    margin-bottom: 5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 9px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    color: var(--text-0);
    font-family: inherit;
    font-size: 0.875rem;
    outline: none;
    transition: border-color var(--transition);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 72px;
}

.upload-progress {
    margin-top: 14px;
    display: none;
}

.progress-bar-container {
    height: 6px;
    background: var(--bg-3);
    border-radius: var(--r-full);
    overflow: hidden;
    margin-bottom: 6px;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-accent);
    border-radius: var(--r-full);
    width: 0%;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.75rem;
    color: var(--text-3);
    text-align: center;
    font-weight: 600;
}

.file-preview {
    margin-top: 14px;
    display: none;
    border-radius: var(--r-md);
    overflow: hidden;
}

.file-preview img,
.file-preview video {
    max-width: 100%;
    max-height: 280px;
    display: block;
    margin: 0 auto;
    border-radius: var(--r-md);
}

.file-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 0.75rem;
    color: var(--text-3);
}

/* ====== USER PAGE ====== */
.user-page {
    max-width: 1100px;
    margin: 0 auto;
    padding: 24px 20px;
}

.user-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
    padding: 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-2xl);
    transition: background var(--transition-slow), border-color var(--transition-slow);
}

.user-header .user-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent);
}

.user-header .user-name {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.user-header .user-username {
    font-size: 0.8125rem;
    color: var(--text-3);
}

.user-stats {
    display: flex;
    gap: 20px;
    margin-top: 10px;
}

.user-stats .stat-item {
    text-align: center;
}

.user-stats .stat-value {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text-0);
}

.user-stats .stat-label {
    font-size: 0.6875rem;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    font-weight: 600;
}

/* ====== CUSTOM VIDEO PLAYER ====== */
.video-player-wrapper {
    position: relative;
    background: #000;
    border-radius: var(--r-xl);
    overflow: hidden;
}

.video-player-wrapper video {
    width: 100%;
    display: block;
    cursor: pointer;
}

.video-player-wrapper .big-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 64px;
    height: 64px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: white;
    cursor: pointer;
    transition: all 0.3s var(--ease);
    pointer-events: none;
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
}

.video-player-wrapper.playing .big-play-btn {
    opacity: 0;
    transform: translate(-50%, -50%) scale(1.4);
}

.video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 8px 12px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.85));
    display: flex;
    flex-direction: column;
    gap: 5px;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.video-player-wrapper.hide-controls .video-controls {
    opacity: 0;
}

.video-player-wrapper:hover .video-controls {
    opacity: 1;
}

.video-seek-bar {
    position: relative;
    height: 3px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--r-full);
    cursor: pointer;
    transition: height 0.15s ease;
}

.video-seek-bar:hover {
    height: 5px;
}

.video-seek-buffered {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--r-full);
}

.video-seek-progress {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: var(--gradient-accent);
    border-radius: var(--r-full);
}

.video-seek-thumb {
    position: absolute;
    top: 50%;
    width: 12px;
    height: 12px;
    background: white;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.15s ease;
    box-shadow: 0 0 4px rgba(0, 0, 0, 0.4);
}

.video-seek-bar:hover .video-seek-thumb {
    opacity: 1;
}

.video-controls-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.video-controls-left,
.video-controls-right {
    display: flex;
    align-items: center;
    gap: 6px;
}

.video-controls button {
    background: none;
    border: none;
    color: white;
    font-size: 1rem;
    cursor: pointer;
    padding: 3px;
    opacity: 0.85;
    transition: opacity 0.15s;
}

.video-controls button:hover {
    opacity: 1;
}

.video-time {
    font-size: 0.6875rem;
    color: rgba(255, 255, 255, 0.7);
    font-variant-numeric: tabular-nums;
}

.volume-slider {
    width: 56px;
    height: 3px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--r-full);
    cursor: pointer;
    position: relative;
}

.volume-slider-fill {
    height: 100%;
    background: white;
    border-radius: var(--r-full);
}

/* ====== DOWNLOAD BLOCK ====== */
.download-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    text-align: center;
}

.download-icon {
    font-size: 3.5rem;
    margin-bottom: 12px;
}

.download-filename {
    font-size: 0.9rem;
    color: var(--text-2);
    margin-bottom: 4px;
}

.download-size {
    font-size: 0.8rem;
    color: var(--text-3);
    margin-bottom: 16px;
}

/* ====== AUDIO TYPE BADGE ====== */
.post-card .type-badge.audio {
    background: var(--blue);
}

/* ====== AUDIO PLAYER (Post Page) ====== */
.audio-player-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    text-align: center;
    background: var(--gradient-surface);
}

.audio-player-icon {
    font-size: 3.5rem;
    margin-bottom: 12px;
}

.audio-player-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-0);
    margin-bottom: 4px;
}

.audio-player-info {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--text-3);
}

/* ====== AUDIO PREVIEW (Upload Page) ====== */
.audio-preview-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 32px 16px;
    background: var(--gradient-surface);
    border-radius: var(--r-md);
}

.audio-preview-icon {
    font-size: 2.5rem;
    margin-bottom: 8px;
}

.audio-preview-name {
    font-size: 0.875rem;
    color: var(--text-2);
    font-weight: 500;
}

/* ====== TELEGRAM LOGIN ====== */
.tg-login-container {
    display: flex;
    align-items: center;
}

/* ====== EMPTY STATE ====== */
.empty-state {
    text-align: center;
    padding: 64px 20px;
    color: var(--text-3);
}

.empty-state-icon {
    font-size: 3.5rem;
    margin-bottom: 12px;
}

.empty-state-text {
    font-size: 1rem;
    margin-bottom: 6px;
    color: var(--text-2);
    font-weight: 500;
}

.empty-state-sub {
    font-size: 0.8rem;
}

/* ====== TOAST ====== */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 10px 18px;
    border-radius: var(--r-md);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    color: var(--text-0);
    font-size: 0.8125rem;
    font-weight: 600;
    z-index: 9999;
    opacity: 0;
    transform: translateY(16px) scale(0.96);
    transition: all 0.3s var(--ease);
}

.toast.show {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.toast.error {
    border-color: var(--red);
    background: var(--red-soft);
}

.toast.success {
    border-color: var(--green);
    background: var(--green-soft);
}

/* ====== CONFIRMATION MODAL ====== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s var(--ease);
    backdrop-filter: blur(4px);
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal-box {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--r-2xl);
    padding: 28px;
    max-width: 380px;
    width: 90%;
    text-align: center;
    transform: scale(0.92);
    transition: transform 0.25s var(--ease);
}

.modal-overlay.show .modal-box {
    transform: scale(1);
}

.modal-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.modal-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.modal-text {
    font-size: 0.8125rem;
    color: var(--text-2);
    margin-bottom: 20px;
    line-height: 1.5;
}

.modal-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.modal-actions .btn {
    flex: 1;
    justify-content: center;
}

/* ====== FOOTER ====== */
.footer {
    border-top: 1px solid var(--border);
    padding: 20px;
    text-align: center;
    color: var(--text-3);
    font-size: 0.75rem;
    margin-top: 32px;
    transition: border-color var(--transition-slow);
}

.footer a {
    color: var(--text-2);
    font-weight: 600;
}

.footer a:hover {
    color: var(--accent-text);
}

/* ====== SCROLLBAR ====== */
::-webkit-scrollbar {
    width: 7px;
}

::-webkit-scrollbar-track {
    background: var(--bg-0);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-3);
    border-radius: var(--r-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* ====== RESPONSIVE ====== */
@media (max-width: 640px) {
    .navbar {
        padding: 0 14px;
        height: 52px;
    }

    .navbar-brand {
        font-size: 1rem;
    }

    .navbar-brand .logo-icon {
        width: 28px;
        height: 28px;
        font-size: 0.8rem;
    }

    .container {
        padding: 0 10px 32px;
    }

    .sort-tabs {
        margin: 14px auto;
    }

    .sort-tab {
        padding: 6px 14px;
        font-size: 0.75rem;
    }

    .post-page {
        padding: 0 10px;
        margin: 12px auto;
        gap: 12px;
    }

    .post-info-card {
        padding: 14px;
    }

    .upload-page {
        padding: 0 10px;
        margin: 20px auto;
    }

    .upload-card {
        padding: 18px;
    }

    .dropzone {
        padding: 32px 14px;
    }

    .user-header {
        flex-direction: column;
        text-align: center;
        padding: 20px;
        gap: 14px;
    }

    .user-header .user-avatar {
        width: 60px;
        height: 60px;
    }

    .user-stats {
        justify-content: center;
    }

    .theme-toggle {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
    }
}