@font-face {
    font-family: 'Tiempos';
    src: url('fonts/tiempos.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
}

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

:root {
    --bg-primary: #09090b;
    --bg-secondary: #0f0f12;
    --bg-tertiary: #16161a;
    --bg-hover: #1c1c21;
    --border-color: #27272a;
    --border-light: #3f3f46;
    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --text-muted: #52525b;
    --accent: #21857A;
    --accent-hover: #2a9d92;
    --accent-glow: rgba(33, 131, 122, 0.3);
    --danger: #ef4444;
    --success: #22c55e;
    --warning: #f59e0b;
    --sidebar-width: 280px;
    --topbar-height: 56px;
}

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: 'Tiempos', Georgia, 'Times New Roman', serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
}

/* ==================== TOP BAR ==================== */
.top-bar {
    height: var(--topbar-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    flex-shrink: 0;
    z-index: 100;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-icon {
    font-size: 20px;
    color: var(--accent);
}

.brand-text {
    font-family: 'Space Mono', monospace;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: -0.5px;
    text-transform: uppercase;
}

.top-bar-center {
    display: flex;
    align-items: center;
    gap: 8px;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.export-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    font-family: 'Space Mono', monospace;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

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

.export-btn.primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 20px var(--accent-glow);
}

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

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

.btn-icon {
    font-size: 10px;
}

/* ==================== MAIN LAYOUT ==================== */
.app-container {
    display: flex;
    flex: 1;
    height: calc(100vh - var(--topbar-height));
    overflow: hidden;
}

/* ==================== SIDEBARS ==================== */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.sidebar-left {
    border-right: 1px solid var(--border-color);
}

.sidebar-right {
    border-left: 1px solid var(--border-color);
}

.sidebar-content {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Scrollbar */
.sidebar-content::-webkit-scrollbar {
    width: 4px;
}
.sidebar-content::-webkit-scrollbar-track {
    background: transparent;
}
.sidebar-content::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}
.sidebar-content::-webkit-scrollbar-thumb:hover {
    background: var(--border-light);
}

/* ==================== SECTIONS ==================== */
.section {
    padding: 14px;
    background: var(--bg-tertiary);
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.section-icon {
    font-size: 14px;
    color: var(--accent);
    width: 20px;
    text-align: center;
}

.section h3 {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    flex: 1;
}

/* ==================== TOGGLE SWITCH ==================== */
.toggle-switch {
    position: relative;
    width: 36px;
    height: 20px;
    margin: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    transition: all 0.2s ease;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 14px;
    width: 14px;
    left: 2px;
    bottom: 2px;
    background: var(--text-muted);
    border-radius: 50%;
    transition: all 0.2s ease;
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--accent);
    border-color: var(--accent);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(16px);
    background: white;
}

/* ==================== LABELS & INPUTS ==================== */
label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

label:last-child {
    margin-bottom: 0;
}

.input-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.input-row {
    display: flex;
    gap: 10px;
}

.input-row .half {
    flex: 1;
}

.slider-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
}

.slider-label span:first-child {
    color: var(--text-secondary);
}

.slider-label span:last-child {
    color: var(--text-primary);
    font-weight: 600;
    font-family: 'Space Mono', monospace;
    font-size: 10px;
}

/* ==================== TEXT INPUTS ==================== */
input[type="text"],
input[type="password"],
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    transition: all 0.15s ease;
}

input[type="text"]:focus,
input[type="password"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

input::placeholder,
textarea::placeholder {
    color: var(--text-muted);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2352525b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 32px;
}

select option {
    background: var(--bg-primary);
}

textarea {
    resize: vertical;
    min-height: 50px;
    line-height: 1.5;
}

/* ==================== BUTTONS ==================== */
button {
    background: var(--text-primary);
    color: var(--bg-primary);
    border: none;
    padding: 10px 14px;
    font-size: 11px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s ease;
}

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

button:active {
    transform: translateY(0);
}

button:disabled {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    cursor: not-allowed;
    transform: none;
}

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

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

/* ==================== UPLOAD BUTTON ==================== */
.upload-button {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: transparent;
    color: var(--text-muted);
    border: 2px dashed var(--border-color);
    padding: 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    width: 100%;
}

.upload-button:hover {
    border-color: var(--accent);
    color: var(--text-primary);
    background: rgba(33, 131, 122, 0.05);
}

.upload-icon {
    font-size: 24px;
    font-weight: 300;
    color: var(--accent);
}

.upload-button input[type="file"] {
    display: none;
}

.upload-button span:last-child {
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ==================== ASPECT RATIO BUTTONS ==================== */
.aspect-ratio-buttons {
    display: flex;
    gap: 4px;
    background: var(--bg-tertiary);
    padding: 4px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.aspect-btn {
    background: transparent;
    color: var(--text-muted);
    border: none;
    padding: 6px 12px;
    font-size: 11px;
    font-weight: 600;
    font-family: 'Space Mono', monospace;
    border-radius: 5px;
    transition: all 0.15s ease;
}

.aspect-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    transform: none;
}

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

/* ==================== ANIMATION CONTROLS ==================== */
.animation-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 8px;
}

.animation-controls button {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 8px;
    font-size: 11px;
}

.animation-controls button:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* ==================== COLOR BUTTONS ==================== */
.color-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.color-row:last-child {
    margin-bottom: 0;
}

.color-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    width: 30px;
    flex-shrink: 0;
}

.color-options {
    display: flex;
    gap: 4px;
    flex: 1;
    flex-wrap: wrap;
}

.color-btn {
    width: 24px;
    height: 24px;
    border-radius: 5px;
    border: 2px solid var(--border-color);
    cursor: pointer;
    padding: 0;
    transition: all 0.15s ease;
    flex-shrink: 0;
}

.color-btn:hover {
    transform: scale(1.1);
}

.color-btn.active {
    border-color: var(--text-primary);
    box-shadow: 0 0 0 2px var(--bg-primary), 0 0 0 4px var(--accent);
}

/* ==================== CHECKBOX ==================== */
.checkbox-label {
    flex-direction: row !important;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    margin-bottom: 6px;
}

.checkbox-label input[type="checkbox"] {
    width: 14px;
    height: 14px;
    cursor: pointer;
    accent-color: var(--accent);
    flex-shrink: 0;
}

.checkbox-label span {
    font-size: 11px;
    color: var(--text-secondary);
}

/* ==================== TOP BAR ROW ==================== */
.top-bar-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
}

/* ==================== PAGE NUMBER OPTIONS ==================== */
.page-number-options {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
}

.page-style-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.page-style-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 12px 8px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.page-style-btn:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
    color: var(--text-secondary);
    transform: translateY(-1px);
}

.page-style-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
    box-shadow: 0 0 12px var(--accent-glow);
}

.page-style-btn .style-icon {
    font-size: 16px;
}

.page-style-btn .style-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ==================== RANGE INPUTS ==================== */
input[type="range"] {
    width: 100%;
    height: 4px;
    background: var(--bg-primary);
    border-radius: 2px;
    outline: none;
    -webkit-appearance: none;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    background: var(--accent);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.15s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

input[type="range"]::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: var(--accent);
    border-radius: 50%;
    border: none;
    cursor: pointer;
}

/* ==================== CANVAS AREA ==================== */
.canvas-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--bg-primary);
    position: relative;
    overflow: auto;
    min-width: 0;
}

#canvas {
    border: 1px solid var(--border-color);
    background: #0A332B;
    display: block;
    max-width: 100%;
    max-height: calc(100vh - var(--topbar-height) - 80px);
    object-fit: contain;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border-radius: 8px;
    flex-shrink: 0;
}

/* ==================== AI SECTION ==================== */
.ai-section {
    background: linear-gradient(135deg, rgba(33, 131, 122, 0.08), transparent);
    border-color: rgba(33, 131, 122, 0.3);
}

.ai-subsection {
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.ai-subsection:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.ai-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--accent), #1a6b64);
    color: white;
    border: none;
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: 8px;
}

.ai-btn:hover {
    background: linear-gradient(135deg, var(--accent-hover), var(--accent));
    box-shadow: 0 4px 12px var(--accent-glow);
}

.ai-btn:disabled {
    background: var(--bg-tertiary);
    color: var(--text-muted);
}

/* ==================== STATUS TEXT ==================== */
.status-text {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 8px;
    min-height: 16px;
    font-family: 'Space Mono', monospace;
}

.storage-indicator {
    font-size: 9px;
    color: var(--text-muted);
    margin-top: 10px;
    padding: 4px 8px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 4px;
    font-family: 'Space Mono', monospace;
    cursor: help;
    display: inline-block;
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

.storage-indicator:hover {
    opacity: 1;
}

#aiStatus.loading {
    color: var(--accent);
}

#aiStatus.success {
    color: var(--success);
}

#aiStatus.error {
    color: var(--danger);
}

#presetStatus.success {
    color: var(--success);
}

#presetStatus.error {
    color: var(--danger);
}

/* ==================== PRESETS SECTION ==================== */
.presets-section {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.05), transparent);
    border-color: rgba(245, 158, 11, 0.2);
}

.preset-name-input {
    margin-top: 10px;
}

.preset-name-input input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-dark);
    color: var(--text);
    font-size: 12px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.preset-name-input input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.2);
    outline: none;
}

.preset-name-input input::placeholder {
    color: var(--text-muted);
}

.preset-actions {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 8px;
    margin-top: 10px;
}

.preset-actions button {
    font-size: 10px;
    padding: 8px;
}

.preset-actions .danger-btn {
    background: transparent;
    border-color: var(--danger);
    color: var(--danger);
}

.preset-actions .danger-btn:hover:not(:disabled) {
    background: var(--danger);
    color: white;
}

.preset-actions .danger-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ==================== CAROUSEL ==================== */
.carousel-view {
    width: 100%;
    max-width: 100%;
    margin-bottom: 20px;
    flex-shrink: 0;
}

.carousel-scroll-container {
    overflow-x: auto;
    overflow-y: hidden;
    width: 100%;
    max-height: 160px;
    padding: 12px 0;
    -webkit-overflow-scrolling: touch;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.carousel-scroll-container::-webkit-scrollbar {
    height: 4px;
}
.carousel-scroll-container::-webkit-scrollbar-track {
    background: transparent;
}
.carousel-scroll-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

.carousel-images-container {
    display: flex;
    gap: 12px;
    padding: 0 16px;
    min-width: min-content;
}

.carousel-image-wrapper {
    flex-shrink: 0;
    position: relative;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent;
    border-radius: 6px;
    overflow: hidden;
}

.carousel-image-wrapper:hover {
    transform: translateY(-2px);
    border-color: var(--border-light);
}

.carousel-image-wrapper.active {
    border-color: var(--accent);
    box-shadow: 0 0 16px var(--accent-glow);
}

.carousel-image-wrapper canvas,
.carousel-image-wrapper img {
    display: block;
    width: 120px;
    height: auto;
    max-height: 120px;
    border-radius: 4px;
    object-fit: cover;
}

.carousel-image-number {
    position: absolute;
    top: 6px;
    left: 6px;
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    padding: 3px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    font-family: 'Space Mono', monospace;
}

/* Carousel Controls */
.carousel-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin: 10px 0;
}

.carousel-nav .nav-btn {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    font-size: 12px;
    width: 36px;
}

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

#carouselIndicator {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 600;
    font-family: 'Space Mono', monospace;
}

.carousel-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.carousel-actions button {
    font-size: 10px;
    padding: 8px;
}

/* ==================== VIDEO OPTIONS ==================== */
.video-options {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 12px;
}

/* ==================== VIDEO PREVIEW MODAL ==================== */
.video-preview-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.video-preview-modal.active {
    display: flex;
}

.video-preview-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
}

.video-preview-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.video-preview-close {
    position: absolute;
    top: -40px;
    right: -10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 18px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    z-index: 10;
}

.video-preview-close:hover {
    background: var(--accent);
    border-color: var(--accent);
    transform: scale(1.1);
}

#previewVideoPlayer {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.preview-status {
    font-family: 'Space Mono', monospace;
    font-size: 12px;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

.preview-status.hidden {
    display: none;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1200px) {
    :root {
        --sidebar-width: 240px;
    }
}

@media (max-width: 1024px) {
    .app-container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        max-height: 35vh;
        border: none;
        border-top: 1px solid var(--border-color);
    }
    
    .sidebar-left {
        order: 2;
    }
    
    .sidebar-right {
        order: 3;
    }
    
    .canvas-container {
        order: 1;
        min-height: 40vh;
        padding: 20px;
    }
    
    .top-bar {
        padding: 0 12px;
    }
    
    .brand-text {
        display: none;
    }
    
    .export-btn span:not(.btn-icon) {
        display: none;
    }
    
    .export-btn {
        padding: 8px 12px;
    }
}

@media (max-width: 768px) {
    .top-bar-center {
        display: none;
    }
    
    .aspect-ratio-buttons {
        display: none;
    }
}