/* Xcelo Studio - YouTube Studio style, strong & smooth design */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0f0f0f;
    --bg-secondary: #181818;
    --bg-card: #212121;
    --bg-card-hover: #3f3f3f;
    --accent: #3ea6ff;
    --accent-hover: #65b8ff;
    --accent-strong: #0d8cff;
    --text-primary: #ffffff;
    --text-secondary: #aaaaaa;
    --text-muted: #717171;
    --border: #303030;
    --success: #00c853;
    --warning: #ffab00;
    --error: #ff1744;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-strong: 0 8px 32px rgba(0, 0, 0, 0.5);
}

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
}

.studio-root {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px 40px;
}

/* Legal nav - same 4 options as App (Privacy, Terms, Contact, How It Works) - big & prominent */
.legal-nav-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 12px 20px;
  padding: 16px 20px;
  margin: 0 -24px 16px -24px;
  background: rgba(33, 33, 33, 0.95);
  border-bottom: 1px solid var(--border);
}

.legal-nav-top a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 700;
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
}

.legal-nav-top a:hover {
  color: var(--accent);
  background: rgba(62, 166, 255, 0.2);
  border-color: var(--accent);
  box-shadow: 0 0 12px rgba(62, 166, 255, 0.2);
}

/* Header - YouTube Studio style */
.studio-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 20px 0;
    margin: 0 -24px 32px;
    padding-left: 24px;
    padding-right: 24px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.brand-icon {
    font-size: 2.5rem;
    filter: drop-shadow(0 0 8px rgba(62, 166, 255, 0.4));
}

.brand-text h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.02em;
    text-shadow: 0 0 20px rgba(62, 166, 255, 0.25);
}

.brand-text p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.studio-nav {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.nav-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    border: none;
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, transform 0.15s;
    font-family: inherit;
}

.nav-btn:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.nav-btn.active {
    background: var(--accent);
    color: #000;
    box-shadow: 0 0 16px rgba(62, 166, 255, 0.4);
}

.nav-btn.active:hover {
    background: var(--accent-hover);
    color: #000;
}

.nav-icon {
    font-size: 1.1rem;
}

/* Main content */
.studio-main {
    min-height: 60vh;
}

.page-content {
    animation: fadeIn 0.3s ease;
}

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

.section-title {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.section-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.section-header {
    margin-bottom: 24px;
}

/* Upload section */
.upload-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 32px;
    margin-bottom: 40px;
    box-shadow: var(--shadow);
}

.upload-form .form-row {
    margin-bottom: 20px;
}

.upload-form .form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.upload-form input[type="text"] {
    width: 100%;
    max-width: 480px;
    padding: 14px 18px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.upload-form input[type="text"]:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(62, 166, 255, 0.2);
}

.upload-form input[type="text"]::placeholder {
    color: var(--text-muted);
}

.upload-form textarea {
    width: 100%;
    max-width: 560px;
    padding: 14px 18px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    line-height: 1.5;
    resize: vertical;
    min-height: 100px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.upload-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(62, 166, 255, 0.2);
}

.upload-form textarea::placeholder {
    color: var(--text-muted);
}

.file-group .file-input-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.upload-form input[type="file"] {
    position: absolute;
    width: 0.1px;
    height: 0.1px;
    opacity: 0;
    overflow: hidden;
    z-index: 0;
}

/* So "Choose File" label can trigger the input in all browsers */
.file-input-wrap input[type="file"] {
    z-index: 1;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    cursor: pointer;
}

.file-input-wrap {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.file-name {
    color: var(--text-secondary);
    font-size: 0.95rem;
    max-width: 280px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-browse {
    display: inline-block;
    padding: 12px 24px;
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--accent);
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.file-browse:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
}

input[type="file"]:focus + .file-name + .file-browse,
.file-input-wrap:focus-within .file-browse {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(62, 166, 255, 0.25);
}

.btn-upload {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: var(--accent);
    color: #000;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
    margin-top: 8px;
}

.btn-upload:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(62, 166, 255, 0.35);
}

.btn-icon {
    font-size: 1.2rem;
}

/* Videos grid - YouTube Studio style cards with video preview */
.videos-section {
    margin-top: 8px;
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.video-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.video-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-strong);
    border-color: var(--accent);
}

.video-card-thumbnail {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #000;
    overflow: hidden;
}

.video-card-thumbnail video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.video-card-thumbnail .no-preview,
.video-card-thumbnail .video-preview-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, var(--bg-card) 0%, #2a2a2a 100%);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.video-card-thumbnail .video-preview-fallback {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
}

.video-card-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.85);
    color: #fff;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.video-card-body {
    padding: 16px;
}

.video-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-card-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.video-card-meta strong {
    color: var(--text-secondary);
}

.video-card-id {
    color: var(--accent);
    font-weight: 700;
    font-family: 'Roboto Mono', monospace;
}

.video-card-status {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 10px;
}

.video-card-status.ready {
    background: rgba(0, 200, 83, 0.2);
    color: var(--success);
    border: 1px solid rgba(0, 200, 83, 0.4);
}

.video-card-status.processing {
    background: rgba(255, 171, 0, 0.2);
    color: var(--warning);
    border: 1px solid rgba(255, 171, 0, 0.4);
}

.video-card-status.error {
    background: rgba(255, 23, 68, 0.2);
    color: var(--error);
    border: 1px solid rgba(255, 23, 68, 0.4);
}

/* Empty state */
.videos-grid-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 48px 24px;
    background: var(--bg-secondary);
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    color: var(--text-muted);
    font-size: 1rem;
}

/* Analytics panel - keep strong dark style */
.analytics-panel {
    background: linear-gradient(160deg, #1a1d29 0%, #252936 50%, #1e212e 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    color: #e2e4e9;
    box-shadow: var(--shadow-strong);
}

.analytics-panel h2 {
    color: #fff;
    margin-bottom: 8px;
    font-size: 1.6rem;
}

.analytics-desc {
    color: #9ca3af;
    margin-bottom: 24px;
    font-size: 14px;
}

.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.analytics-panel .card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-sm);
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.analytics-panel .card-label {
    font-size: 12px;
    color: #9ca3af;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.analytics-panel .card-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #34d399;
}

.filter-row {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 12px;
    margin-bottom: 20px;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.filter-group label {
    font-size: 11px;
    color: #9ca3af;
}

.filter-group-checkbox {
    min-width: 140px;
}

.filter-group-checkbox .lifetime-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
    color: #e2e4e9;
}

.filter-group-checkbox .lifetime-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
    cursor: pointer;
}

.filter-group-checkbox .filter-hint {
    font-size: 11px;
    color: #8b5cf6;
    margin-top: 2px;
}

.analytics-panel input[type="date"] {
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(0, 0, 0, 0.2);
    color: #fff;
    font-size: 14px;
}

.analytics-panel .btn-primary {
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    color: #0f172a;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
}

.analytics-panel .btn-primary:hover {
    filter: brightness(1.1);
}

.analytics-panel .btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #e2e4e9;
    padding: 10px 18px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
}

.analytics-panel .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 12px;
    max-height: 60vh;
    overflow-y: auto;
}

.user-records-table {
    width: 100%;
    min-width: 900px;
    border-collapse: collapse;
    font-size: 14px;
}

.user-records-table thead {
    position: sticky;
    top: 0;
    z-index: 1;
    background: #1e212e;
    color: #9ca3af;
}

.user-records-table th {
    text-align: left;
    padding: 14px 12px;
    border-bottom: 2px solid rgba(255, 255, 255, 0.15);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    font-weight: 600;
    white-space: nowrap;
}

.user-records-table th:last-child {
    border-right: none;
}

.user-records-table td {
    padding: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    color: #e2e4e9;
    vertical-align: middle;
}

.user-records-table td:last-child {
    border-right: none;
}

.user-records-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

.analytics-msg {
    font-size: 13px;
    color: #9ca3af;
}