:root {
    --bg-dark: #0a0c10;
    --panel-bg: rgba(22, 27, 34, 0.6);
    --panel-border: rgba(255, 255, 255, 0.08);
    --text-main: #e6edf3;
    --text-muted: #7d8590;
    --accent-blue: #2f81f7;
    --accent-purple: #a371f7;
    --success: #238636;
    --danger: #da3633;
    --warning: #d29922;
    --glow-color: rgba(47, 129, 247, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    overflow: hidden;
    position: relative;
}

/* Background Glow Effects */
.bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--glow-color) 0%, rgba(0,0,0,0) 70%);
    top: -200px;
    left: -200px;
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
}

.bg-glow-right {
    top: auto;
    bottom: -200px;
    left: auto;
    right: -200px;
    background: radial-gradient(circle, rgba(163, 113, 247, 0.1) 0%, rgba(0,0,0,0) 70%);
}

.app-container {
    display: flex;
    height: 100vh;
    padding: 1rem;
    gap: 1rem;
}

/* Glassmorphism Panels */
.glass-panel {
    background: var(--panel-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--panel-border);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

/* Sidebar */
.sidebar {
    width: 340px;
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    gap: 2rem;
    flex-shrink: 0;
}

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

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(47, 129, 247, 0.4);
}

.brand h1 {
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

/* Dropzone */
.dropzone {
    border: 2px dashed var(--panel-border);
    border-radius: 8px;
    padding: 2rem 1rem;
    text-align: center;
    color: var(--text-muted);
    transition: all 0.3s ease;
    cursor: pointer;
    background: rgba(0,0,0,0.2);
}

.dropzone:hover, .dropzone.dragover {
    border-color: var(--accent-blue);
    color: var(--text-main);
    background: rgba(47, 129, 247, 0.05);
}

.dropzone svg {
    margin-bottom: 8px;
    transition: transform 0.3s ease;
}

.dropzone:hover svg {
    transform: translateY(-4px);
    color: var(--accent-blue);
}

.dropzone span {
    color: var(--accent-blue);
    text-decoration: none;
}

/* Privacy Toggle Section */
.privacy-toggle-section {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 12px;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 36px;
    height: 20px;
    flex-shrink: 0;
}

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

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #21262d;
    transition: .3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 20px;
    border: 1px solid var(--panel-border);
}

.slider:before {
    position: absolute;
    content: "";
    height: 14px;
    width: 14px;
    left: 2px;
    bottom: 2px;
    background-color: var(--text-muted);
    transition: .3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 50%;
}

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

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

.toggle-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    cursor: pointer;
    user-select: none;
    line-height: 1.2;
}

/* Queue List */
.queue-section {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.queue-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.queue-header h2 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    font-weight: 600;
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: color 0.2s;
    padding: 4px;
    border-radius: 4px;
}

.icon-btn:hover {
    color: var(--text-main);
    background: rgba(255,255,255,0.1);
}

.document-list {
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-right: 4px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Doc Card */
.doc-card {
    padding: 12px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--panel-border);
    cursor: pointer;
    transition: all 0.2s ease;
    animation: fadeIn 0.3s ease;
}

.doc-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(4px);
}

.doc-card.active {
    background: rgba(47, 129, 247, 0.1);
    border-color: rgba(47, 129, 247, 0.4);
}

.doc-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.doc-id {
    font-size: 0.85rem;
    font-family: monospace;
    color: var(--text-main);
}

.doc-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.badge {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.badge-pending { background: rgba(125, 133, 144, 0.2); color: var(--text-muted); }
.badge-extracting { background: rgba(47, 129, 247, 0.2); color: var(--accent-blue); }
.badge-review { background: rgba(210, 153, 34, 0.2); color: var(--warning); }
.badge-completed { background: rgba(35, 134, 54, 0.2); color: var(--success); }
.badge-failed { background: rgba(218, 54, 51, 0.2); color: var(--danger); }
.badge-high { background: rgba(35, 134, 54, 0.2); color: var(--success); }
.badge-low { background: rgba(218, 54, 51, 0.2); color: var(--danger); }

/* Main Content */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    overflow: hidden;
}

.centered-panel {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.centered-panel h2 {
    color: var(--text-main);
    margin-bottom: 8px;
}

.review-panel {
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hidden {
    display: none !important;
}

.doc-header {
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.doc-title {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.doc-title h2 {
    font-size: 1.1rem;
    font-family: monospace;
}

.btn {
    padding: 8px 16px;
    border-radius: 6px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
}

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

.btn-success:hover { background: #2ea043; box-shadow: 0 0 15px rgba(35, 134, 54, 0.4); }

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

.btn-danger:hover { background: rgba(218, 54, 51, 0.1); }

.review-workspace {
    display: flex;
    gap: 1rem;
    flex-grow: 1;
    overflow: hidden;
}

.doc-preview, .doc-data {
    flex: 1;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.preview-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.preview-toolbar {
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(255, 255, 255, 0.05);
    padding: 3px 6px;
    border-radius: 6px;
    border: 1px solid var(--panel-border);
}

.tool-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    width: 26px;
    height: 26px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
}

.tool-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
}

.zoom-indicator {
    font-size: 0.75rem;
    font-family: monospace;
    color: var(--text-muted);
    min-width: 40px;
    text-align: center;
    user-select: none;
}

.image-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 8px;
    background: #08090d;
    border: 1px solid var(--panel-border);
    position: relative;
    cursor: grab;
    user-select: none;
}

.image-container.grabbing {
    cursor: grabbing;
}

.image-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    transform-origin: center center;
    transition: transform 0.05s ease-out;
    will-change: transform;
}

.image-wrapper img {
    max-width: 100%;
    max-height: 480px;
    object-fit: contain;
    border-radius: 6px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.8);
    pointer-events: none;
}

.image-placeholder {
    height: 100%;
    border: 2px dashed var(--panel-border);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-align: center;
    padding: 2rem;
    line-height: 1.5;
}

/* Modal Ecrã Inteiro */
.image-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.modal-content img {
    max-width: 100%;
    max-height: 90vh;
    border-radius: 8px;
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.9);
    border: 1px solid var(--panel-border);
}

.close-modal-btn {
    position: absolute;
    top: -40px;
    right: 0;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--panel-border);
    color: white;
    font-size: 1.5rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.close-modal-btn:hover {
    background: var(--danger);
}

.data-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--panel-border);
}

.json-viewer {
    flex-grow: 1;
    overflow-y: auto;
    font-family: monospace;
    font-size: 0.9rem;
    background: rgba(0,0,0,0.3);
    padding: 1rem;
    border-radius: 8px;
    white-space: pre-wrap;
    color: #a5d6ff;
}

.json-key { color: #7ee787; }
.json-string { color: #a5d6ff; }
.json-null { color: var(--danger); font-weight: bold; }

/* Zero Retention Banner */
.zero-retention-box {
    background: rgba(47, 129, 247, 0.08);
    border: 1px solid rgba(47, 129, 247, 0.25);
    border-radius: 8px;
    padding: 1.25rem;
    margin-top: 0.5rem;
}

.zero-retention-title {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-blue);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.zero-retention-desc {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.6;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--panel-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--panel-border);
    padding: 12px 24px;
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

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

/* Spinner */
.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.1);
    border-radius: 50%;
    border-top-color: var(--accent-blue);
    animation: spin 1s ease-in-out infinite;
    display: inline-block;
}

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