/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Light Theme Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --border-color: #e5e7eb;
    --accent-color: #6366f1;
    --accent-hover: #4f46e5;
    --accent-light: #eef2ff;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
}

[data-theme="dark"] {
    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --bg-tertiary: #374151;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-tertiary: #9ca3af;
    --border-color: #374151;
    --accent-color: #818cf8;
    --accent-hover: #6366f1;
    --accent-light: #312e81;
    --success-color: #34d399;
    --warning-color: #fbbf24;
    --error-color: #f87171;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

#app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header Styles */
.header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(var(--bg-secondary-rgb, 249, 250, 251), 0.9);
}

[data-theme="dark"] .header {
    background: rgba(31, 41, 55, 0.9);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    color: var(--accent-color);
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.language-select {
    padding: 0.5rem 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.language-select:hover {
    border-color: var(--accent-color);
}

.theme-toggle {
    padding: 0.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.theme-toggle:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Main Content */
.main {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    width: 100%;
}

/* Control Panel */
.control-panel {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.control-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.control-btn:hover:not(:disabled) {
    border-color: var(--accent-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.control-btn.primary:hover:not(:disabled) {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

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

.control-btn.recording {
    background: var(--error-color);
    color: white;
    border-color: var(--error-color);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
    }
}

.shortcut {
    display: inline-flex;
    align-items: center;
    padding: 0.125rem 0.375rem;
    background: var(--bg-tertiary);
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-family: monospace;
    color: var(--text-secondary);
    margin-left: 0.5rem;
}

/* Status Bar */
.status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-radius: 0.75rem;
    margin-bottom: 2rem;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-tertiary);
    animation: none;
}

.status-dot.active {
    background: var(--success-color);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.status-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.separator {
    color: var(--text-tertiary);
}

/* Transcription Container */
.transcription-container {
    background: var(--bg-secondary);
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
    min-height: 400px;
}

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

.transcription-header h2 {
    font-size: 1.125rem;
    font-weight: 600;
}

.transcription-actions {
    display: flex;
    gap: 0.5rem;
}

.action-btn {
    padding: 0.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.action-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.transcription-area {
    min-height: 300px;
    padding: 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    font-size: 16px;
    line-height: 1.8;
    outline: none;
    transition: border-color 0.2s ease;
    overflow-y: auto;
    max-height: 500px;
    position: relative;
}

.transcription-area:focus {
    border-color: var(--accent-color);
}

/* Placeholder styling */
.transcription-area:empty::before {
    content: attr(data-placeholder);
    color: var(--text-tertiary);
    pointer-events: none;
    position: absolute;
}

.transcription-area[data-placeholder]:empty::before {
    content: attr(data-placeholder);
    color: var(--text-tertiary);
    pointer-events: none;
}

.interim-transcript {
    margin-top: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--accent-light);
    border-radius: 0.5rem;
    font-style: italic;
    color: var(--accent-color);
    min-height: 1.5rem;
    display: none;
}

.interim-transcript.active {
    display: block;
}

/* Quick Actions */
.quick-actions {
    margin-bottom: 2rem;
}

.quick-actions h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.command-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
}

.command-card {
    padding: 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    transition: all 0.2s ease;
}

.command-card:hover {
    border-color: var(--accent-color);
    transform: translateX(2px);
}

.command-trigger {
    font-family: monospace;
    font-size: 0.875rem;
    color: var(--accent-color);
    font-weight: 500;
}

.command-desc {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* Settings Panel */
.settings-panel {
    background: var(--bg-secondary);
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.settings-panel h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.setting-group {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.setting-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.setting-label input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    cursor: pointer;
}

.slider {
    flex: 1;
    max-width: 200px;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 1rem 0;
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.shortcuts-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.shortcuts-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--bg-primary);
    border-radius: 1rem;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow: hidden;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: var(--bg-secondary);
}

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    max-height: calc(80vh - 100px);
}

.shortcuts-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.shortcut-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 0.5rem;
}

.shortcut-item kbd {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.25rem;
    font-family: monospace;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    min-width: 2rem;
    justify-content: center;
}

.shortcut-item span {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content,
    .footer-content {
        padding: 0 1rem;
    }

    .main {
        padding: 1rem;
    }

    .control-panel {
        flex-direction: column;
    }

    .control-btn {
        width: 100%;
        justify-content: center;
    }

    .command-grid {
        grid-template-columns: 1fr;
    }

    .status-bar {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }

    .transcription-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

/* Print Styles */
@media print {
    .header,
    .control-panel,
    .status-bar,
    .quick-actions,
    .settings-panel,
    .footer,
    .transcription-actions {
        display: none;
    }

    .main {
        padding: 0;
    }

    .transcription-container {
        background: white;
        border: none;
        padding: 0;
    }

    .transcription-area {
        border: none;
        min-height: auto;
    }
}