/* --- Reset & Base Styles --- */
:root {
    --bg-main: #111827;
    --bg-sidebar: #1F2937;
    --bg-content: #111827;
    --bg-element: #374151;
    --text-primary: #F9FAFB;
    --text-secondary: #9CA3AF;
    --border-color: #374151;
    --accent-color: #3B82F6;
    --accent-color-dark: #1E40AF;
    --danger-color: #EF4444;
    --danger-color-dark: #991B1B;
    --success-color: #22C55E;
    --warning-color: #FBBF24;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.5;
    overflow: hidden;
}

/* Tùy chỉnh thanh cuộn cho toàn bộ trang */
::-webkit-scrollbar {
  width: 12px; /* Chiều rộng của thanh cuộn dọc */
  background-color: #1f2937; /* Màu nền của vùng cuộn */
}

/* Tùy chỉnh nút kéo (thumb) của thanh cuộn */
::-webkit-scrollbar-thumb {
  background-color: #ffffff3d; /* Màu của nút kéo */
  border-radius: 10px; /* Bo góc cho nút kéo */
  border: 3px solid #111827; /* Tạo khoảng cách và màu viền cho nút kéo */
}

/* Tùy chỉnh khi di chuột qua nút kéo */
::-webkit-scrollbar-thumb:hover {
  background-color: #555; /* Màu khi di chuột qua */
}

/* --- Main Layout --- */
.app-container {
    display: grid;
    grid-template-columns: 255px 1fr;
    height: 100vh;
}

.app-container.tts-view {
    grid-template-columns: 255px 1fr 500px;
}

.sidebar {
    background-color: var(--bg-sidebar);
    display: flex;
    flex-direction: column;
    padding: 16px;
    border-right: 1px solid var(--border-color);
}

.main-content {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.right-sidebar {
    display: none;
    background-color: var(--bg-sidebar);
    padding: 24px 16px;
    border-left: 1px solid var(--border-color);
    flex-direction: column;
    gap: 20px;
    overflow-y: auto;
}

.app-container.tts-view .right-sidebar {
    display: flex;
}

/* --- Left Sidebar --- */
.sidebar-header .logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 18px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background-color: var(--accent-color);
    color: white;
    border-radius: 8px;
    display: grid;
    place-items: center;
    font-weight: 700;
}

.sidebar-nav {
    flex-grow: 1;
    margin-top: 24px;
}

.nav-group {
    list-style: none;
    margin-bottom: 16px;
}

.nav-group-title {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    margin: 16px 0 8px;
    font-weight: 600;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 6px;
    text-decoration: none;
    color: var(--text-secondary);
}

.nav-item:hover {
    background-color: var(--bg-element);
    color: var(--text-primary);
}

.nav-item.active {
    background-color: var(--accent-color);
    color: white;
}

.sidebar-footer .user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-avatar {
    width: 36px;
    height: 36px;
    background-color: #4B5563;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-weight: 600;
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-weight: 600;
}

.user-workspace {
    font-size: 12px;
    color: var(--text-secondary);
}

/* --- Main Content --- */
.page-content {
    flex-grow: 1;
    overflow-y: auto;
}

.page {
    padding: 24px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.page-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 24px;
}

.tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.tab-item {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 8px 16px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    font-weight: 500;
}

.tab-item.active {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
    font-weight: 600;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* --- TTS Main Panel --- */
.tts-main-panel {
    max-width: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* --- Forms & Controls --- */
.btn {
    border-radius: 6px;
    padding: 8px 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: background-color 0.2s;
}

.btn-sm {
    padding: 6px 10px;
    font-size: 12px;
}

.btn-icon {
    padding: 8px;
    width: 36px;
    height: 36px;
    font-size: 14px;
}


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

.btn-primary:hover:not(:disabled) {
    background-color: #2563EB;
}

.btn-secondary {
    background-color: var(--bg-element);
    color: var(--text-primary);
    border: 1px solid #4B5563;
}

.btn-secondary:hover {
    background-color: #4B5563;
}

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


.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

label {
    font-weight: 600;
    margin-bottom: 4px;
    display: block;
}

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

input[type="text"],
input[type="search"],
input[type="number"],
textarea,
select {
    background-color: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 12px;
    color: var(--text-primary);
    width: 100%;
}

textarea {
    min-height: 150px;
    resize: vertical;
}

textarea#tts-text {
    min-height: 33vh;
    max-height: 33vh;
}

.tts-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
}

/* --- Chips & Badges --- */
.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 999px;
    background: var(--bg-element);
    font-size: 12px;
}

.badge {
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-gray {
    background-color: #4B5563;
    color: var(--text-primary);
}

/* --- Progress Section --- */
.progress-section {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.progress-bar-container {
    height: 8px;
    background-color: var(--bg-sidebar);
    border-radius: 999px;
    overflow: hidden;
    margin-top: 8px;
}

.progress-bar-fill {
    height: 100%;
    background-color: var(--accent-color);
    width: 0%;
    transition: width 0.3s ease;
}

.run-time {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 8px;
}

/* --- Result Section --- */
.result-section {
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.info-box {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-content: center;
    justify-content: space-between;
    align-items: center;
    margin: 10px 0px;
}

.result-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.result-actions {
    display: flex;
    gap: 8px;
}

/* --- Custom Audio Player (WaveSurfer) --- */
#player-container {
    display: flex;
    align-items: center;
    gap: 16px;
    background-color: var(--bg-sidebar);
    padding: 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.btn-play-pause {
    background-color: var(--accent-color);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease;
}

.btn-play-pause:hover {
    background-color: #2563EB;
}

#waveform {
    flex-grow: 1;
}

/* --- Right Sidebar Content --- */
.right-sidebar-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.selector-box {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: border-color 0.2s ease;
}

.selector-box:hover {
    border-color: var(--accent-color);
}

.selector-dot {
    width: 15px;
    height: 15px;
    border-radius: 4px;
    flex-shrink: 0;
}

.selector-dot.pink {
    background-color: #EC4899;
}

.selector-dot.blue {
    background-color: var(--accent-color);
}

.selector-box span {
    flex-grow: 1;
    margin: 0 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.voice-card-display {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    background: var(--bg-main);
    padding: 12px;
    border-radius: 8px;
}

.voice-avatar-large {
    width: 56px;
    height: 56px;
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
}

.voice-meta {
    flex-grow: 1;
    position: relative;
}

.meta-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}

.voice-short-desc {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 8px;
    line-height: 1.4;
}

#voice-preview-container {
    position: absolute;
    top: 0;
    right: 0;
}

#voicePreview {
    display: none;
}

.btn-play-pause-preview {
    background-color: var(--accent-color);
    color: white;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease;
}

.btn-play-pause-preview:hover {
    background-color: #2563EB;
}

.speed-control-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.speed-control-container input[type="range"] {
    flex-grow: 1;
    margin: 0;
    padding: 0;
}

.speed-control-container #speed-value {
    font-weight: 600;
    font-family: monospace;
    font-size: 14px;
    min-width: 40px;
    text-align: right;
    color: var(--text-secondary);
}


/* --- Modal (For Voice Selection) --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.7);
    display: grid;
    place-items: center;
    z-index: 1000;
}

.modal-container {
    width: 65vw;
    max-width: 1200px;
    background-color: var(--bg-sidebar);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    max-height: 90vh;
}

.modal-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.modal-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border-color);
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.modal-close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
}

.modal-body {
    padding: 16px;
    overflow-y: auto;
    flex-grow: 1;
}

.modal-filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px;
    margin-bottom: 16px;
}

.voice-catalog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.voice-catalog-card {
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: relative;
}

.voice-card-header {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.voice-catalog-card img {
    width: 68px;
    height: 68px;
    border-radius: 6px;
    object-fit: cover;
    flex-shrink: 0;
}

.voice-catalog-details {
    flex-grow: 1;
}

.voice-catalog-name {
    font-weight: 600;
}

.voice-catalog-meta {
    display: flex;
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
    flex-direction: column;
    flex-wrap: nowrap;
    align-content: flex-start;
    align-items: flex-start;
    gap: 5px;
}

.voice-catalog-desc {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.4;
    text-overflow: ellipsis;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    flex-grow: 1;
}

.voice-catalog-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
}

.btn-fav {
    background: none;
    border: none;
    color: var(--warning-color);
    font-size: 20px;
    cursor: pointer;
    padding: 0 4px;
    position: absolute;
    right: 8px;
    top: 8px;
}

/* --- Off-canvas Sidebar (For Model Selection) --- */
.offcanvas-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.offcanvas-overlay.active {
    opacity: 1;
    visibility: visible;
}

.offcanvas-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 515px;
    max-width: 515px;
    height: 100%;
    background-color: var(--bg-sidebar);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    z-index: 1051;
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
    display: flex;
    flex-direction: column;
}

.offcanvas-sidebar.active {
    transform: translateX(0);
}

.offcanvas-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.offcanvas-close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
}

.offcanvas-body {
    padding: 24px;
    overflow-y: auto;
    flex-grow: 1;
}

.offcanvas-footer {
    padding: 12px 24px;
    border-top: 1px solid var(--border-color);
    font-size: 12px;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.model-catalog-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 16px;
}

@keyframes animated-gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.box-model-card {
    padding: 10px;
    background: var(--bg-main);
    border-radius: 8px;
    height: -webkit-fill-available;
}

.model-card {
    --border-width: 1px;
    --duration: 14s;
    background-color: var(--bg-main);
    border: var(--border-width) solid transparent;
    border-radius: 8px;
    padding: 4px;
    display: flex;
    flex-direction: column;
    position: relative;
    cursor: pointer;
}

.model-card:hover, .model-card.selected {
    border-color: transparent;
    background-image: radial-gradient(transparent, transparent, rgb(160, 124, 254), rgb(254, 143, 181), rgb(255, 190, 123), transparent, transparent);
    background-size: 300% 300%;
    background-clip: padding-box, border-box;
    background-origin: padding-box, border-box;
    animation: animated-gradient var(--duration) linear infinite;
    mask:
        linear-gradient(#ffffff00 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

.model-card h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.model-card p {
    font-size: 13px;
    color: var(--text-secondary);
    flex-grow: 1;
}

.model-languages {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.model-languages .fi {
    font-size: 21px;
    border-radius: 2px;
    cursor: help;
}

@media (max-width: 1200px) { .model-catalog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) { .model-catalog-grid { grid-template-columns: 1fr; } }


/* Pagination */
.pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin: 0;
    flex-wrap: wrap;
    margin-top: 15px;
}

.page-number {
    background-color: var(--bg-element);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-weight: 600;
    cursor: pointer;
    border-radius: 6px;
    min-width: 36px;
    height: 36px;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 0 8px;
    transition: all 0.2s ease;
}

.page-number:hover {
    background-color: #4B5563;
    color: var(--text-primary);
}

.page-number.active {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
}

.page-number:disabled,
.page-number.disabled:hover {
    opacity: 0.5;
    background-color: var(--bg-element);
    color: var(--text-secondary);
    cursor: not-allowed;
}

.page-number.ellipsis {
    background-color: transparent;
    border: none;
    cursor: default;
    color: var(--text-secondary);
}


/* --- Loading Overlay & Dynamic Styles --- */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .6);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.loading-box {
    background: var(--bg-sidebar);
    border-radius: 12px;
    padding: 20px 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    display: flex;
    gap: 12px;
    align-items: center;
}

.spinner {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-color);
    animation: spin 1s linear infinite;
}

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

.progress-list-dynamic {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.progress-list-dynamic li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    background-color: rgba(55, 65, 81, 0.2);
    padding: 4px 8px;
    border-radius: 6px;
}

.progress-text {
    flex-grow: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    opacity: 0.8;
}

.badge.badge-blue { background-color: var(--accent-color); color: white; }
.badge.badge-green { background-color: var(--success-color); color: white; }
.badge.badge-red { background-color: var(--danger-color); color: white; }
.chip.chip-red { background-color: rgba(239, 68, 68, 0.1); border: 1px solid var(--danger-color); color: #F87171; }

.console-container { display: flex; flex-direction: column; gap: 12px; }
.console-header { display: flex; justify-content: space-between; align-items: center; }
.console-log {
    background: #000;
    border-radius: 8px;
    padding: 12px;
    height: 400px;
    overflow-y: auto;
    font-family: monospace;
    font-size: 13px;
    border: 1px solid var(--border-color);
    line-height: 1.6;
}
.console-log div { margin: 0; padding: 0; }
.console-log .ok { color: var(--success-color); }
.console-log .err { color: var(--danger-color); }
.muted { color: var(--text-secondary); }

.proxy-form { max-width: 100%; display: flex; flex-direction: column; gap: 16px; }
.form-row { display: flex; gap: 16px; }
.form-row>.form-group { flex: 1; }
.form-hint { font-size: 12px; color: var(--text-secondary); margin-top: 4px; }
.form-actions { display: flex; align-items: center; gap: 12px; }

/* --- Proxy Status Table --- */
.proxy-status-container { margin-top: 24px; }
#proxy-status-table { width: 100%; border-collapse: collapse; margin-top: 8px; font-size: 13px; }
#proxy-status-table th, #proxy-status-table td { padding: 8px 12px; text-align: left; border: 1px solid var(--border-color); }
#proxy-status-table thead { background-color: var(--bg-element); }
#proxy-status-table td { word-break: break-all; }
.status-cell { font-weight: 600; white-space: nowrap; }
.status-cell .spinner { width: 14px; height: 14px; border-width: 2px; display: inline-block; vertical-align: middle; margin-right: 6px; }
.status-checking { color: var(--warning-color); }
.status-active { color: var(--success-color); }
.status-failed { color: var(--danger-color); }

/* --- History Page Styles --- */
#history-list-container { display: flex; flex-direction: column; gap: 16px; }
.history-item-card {
    background-color: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.history-item-header { display: flex; justify-content: space-between; align-items: flex-start; }
.history-item-player { display: flex; align-items: center; gap: 12px; }
.play-history-btn {
    background-color: var(--accent-color);
    color: white;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease;
    flex-shrink: 0;
}
.play-history-btn:hover { background-color: #2563EB; }
.history-item-title { font-weight: 600; font-size: 15px; word-break: break-all; margin-right: 16px; }
.history-item-actions { display: flex; gap: 8px; flex-shrink: 0; }
.history-item-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 12px;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    padding-top: 12px;
}
.meta-item { display: flex; align-items: center; gap: 5px; }
.no-history { text-align: center; padding: 40px; color: var(--text-secondary); }

/* Bổ sung nhỏ cho shortcode container */
.elwp-notice { background:#222; color:#fff; padding:12px; border-left:4px solid #f59e0b; }
#elwp-root { max-width: 1400px; margin: 0 auto; }