:root {
    --bg-primary: #151515;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #202020;
    --text-primary: #f5f0e8;
    --text-secondary: #c4bfb6;
    --text-muted: #8a8580;
    --accent: #f5f0e8;
    --accent-dim: rgba(245, 240, 232, 0.1);
    --border: rgba(245, 240, 232, 0.08);
    --border-hover: rgba(245, 240, 232, 0.15);
    --glass-bg: rgba(245, 240, 232, 0.03);
    --glass-bg-hover: rgba(245, 240, 232, 0.06);
    --shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    --blur: blur(20px);
}

[data-theme="light"] {
    --bg-primary: #f5f0e8;
    --bg-secondary: #ebe6de;
    --bg-tertiary: #e0dbd3;
    --text-primary: #151515;
    --text-secondary: #3d3d3d;
    --text-muted: #6b6b6b;
    --accent: #151515;
    --accent-dim: rgba(21, 21, 21, 0.08);
    --border: rgba(21, 21, 21, 0.1);
    --border-hover: rgba(21, 21, 21, 0.2);
    --glass-bg: rgba(21, 21, 21, 0.03);
    --glass-bg-hover: rgba(21, 21, 21, 0.06);
    --shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

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

html, body {
    height: 100%;
}

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

.bg-noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.03;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.header h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.theme-toggle {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

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

.theme-toggle svg {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
}

.icon-sun { display: none; }
.icon-moon { display: block; }
[data-theme="light"] .icon-sun { display: block; }
[data-theme="light"] .icon-moon { display: none; }

.mode-toggle {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.5rem;
}

.mode-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-muted);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mode-btn svg {
    width: 18px;
    height: 18px;
}

.mode-btn:hover {
    color: var(--text-secondary);
}

.mode-btn.active {
    background: var(--text-primary);
    color: var(--bg-primary);
}

.edit-panel, .prompt-panel {
    display: none;
    flex-direction: column;
    flex: 1;
}

.edit-panel.active, .prompt-panel.active {
    display: flex;
}

#scriptInput {
    flex: 1;
    min-height: 300px;
    padding: 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    color: var(--text-primary);
    font-family: 'DM Sans', sans-serif;
    font-size: 1.1rem;
    line-height: 1.8;
    resize: none;
    transition: all 0.3s ease;
}

#scriptInput::placeholder {
    color: var(--text-muted);
}

#scriptInput:focus {
    outline: none;
    border-color: var(--border-hover);
    background: var(--glass-bg-hover);
}

.edit-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1.5rem;
}

.primary-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.75rem;
    background: var(--text-primary);
    color: var(--bg-primary);
    border: none;
    border-radius: 12px;
    font-family: 'DM Sans', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.primary-btn svg {
    width: 18px;
    height: 18px;
    transition: transform 0.3s ease;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.primary-btn:hover svg {
    transform: translateX(4px);
}

.secondary-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    font-family: 'DM Sans', sans-serif;
    font-weight: 500;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.secondary-btn svg {
    width: 16px;
    height: 16px;
}

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

.controls-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    padding: 1rem 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

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

.control-group label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.speed-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--accent-dim);
    border-radius: 8px;
    padding: 0.25rem;
}

.speed-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.speed-btn:hover {
    background: var(--glass-bg-hover);
}

.speed-control span {
    min-width: 40px;
    text-align: center;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
}

.control-btn {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    background: transparent;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.control-btn svg {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
}

.control-btn:hover {
    background: var(--accent-dim);
    border-color: var(--border-hover);
}

.control-btn:hover svg {
    color: var(--text-primary);
}

.control-btn.active {
    background: var(--text-primary);
    border-color: var(--text-primary);
}

.control-btn.active svg {
    color: var(--bg-primary);
}

.teleprompter-display {
    flex: 1;
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    min-height: 400px;
}

.focus-line {
    position: absolute;
    top: 30%;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--text-primary), transparent);
    opacity: 0.3;
    z-index: 10;
    pointer-events: none;
}

.script-text {
    position: absolute;
    top: 30%;
    left: 0;
    right: 0;
    padding: 0 3rem;
    text-align: center;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 48px;
    font-weight: 500;
    line-height: 1.5;
    color: var(--text-primary);
    transition: font-size 0.3s ease;
}

.script-text.mirrored {
    transform: scaleX(-1);
}

.playback-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
    padding: 1rem;
}

.play-btn {
    width: 64px;
    height: 64px;
    border: none;
    background: var(--text-primary);
    color: var(--bg-primary);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.play-btn svg {
    width: 28px;
    height: 28px;
}

.play-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.fullscreen .container {
    max-width: 100%;
    padding: 1rem;
}

.fullscreen .header,
.fullscreen .mode-toggle {
    display: none;
}

.fullscreen .controls-bar {
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.fullscreen:hover .controls-bar {
    opacity: 1;
}

.fullscreen .teleprompter-display {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 80px;
    border-radius: 0;
    border: none;
}

.fullscreen .playback-controls {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    margin: 0;
    padding: 1rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.fullscreen:hover .playback-controls {
    opacity: 1;
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .header h1 {
        font-size: 1.5rem;
    }
    
    .controls-bar {
        gap: 1rem;
        padding: 1rem;
    }
    
    .control-group label {
        display: none;
    }
    
    .script-text {
        padding: 0 1.5rem;
        font-size: 32px;
    }
    
    .edit-actions {
        flex-direction: column;
    }
    
    .primary-btn, .secondary-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .mode-btn span {
        display: none;
    }
    
    .mode-btn {
        padding: 0.75rem 1rem;
    }
    
    .script-text {
        font-size: 24px;
    }
}