@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #000000;
    color: #ffffff;
    min-height: 100vh;
    font-weight: 400;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
    padding: 20px 0;
}

header h1 {
    font-size: 3rem;
    margin-bottom: 12px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #ffffff;
}

header h1::before {
    content: "● ";
    color: #ff6b6b;
    font-size: 0.8em;
}

header p {
    color: #666666;
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 0.01em;
}

.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

.simulator-panel {
    background: #111111;
    border: 1px solid #333333;
    border-radius: 12px;
    padding: 32px;
    transition: all 0.2s ease;
}

.simulator-panel:hover {
    border-color: #444444;
}

.phone-outline {
    background: #000000;
    border: 2px solid #333333;
    border-radius: 20px;
    padding: 24px;
    position: relative;
    margin-bottom: 24px;
}

.glyph-matrix {
    display: grid;
    grid-template-columns: repeat(25, 1fr);
    grid-template-rows: repeat(25, 1fr);
    gap: 1px;
    background: #000000;
    padding: 8px;
    border-radius: 8px;
    margin-bottom: 20px;
    aspect-ratio: 1;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
    height: 400px;
    border: 1px solid #222222;
}

.led {
    background: #0a0a0a;
    border-radius: 1px;
    transition: all 0.15s ease;
    border: none;
    width: 100%;
    height: 100%;
    min-height: 12px;
    min-width: 12px;
    cursor: default;
    position: relative;
}

.led:hover {
    transform: scale(1.1);
    z-index: 10;
}

.led.active {
    box-shadow: none;
    border: none;
}

.glyph-button {
    background: #111111;
    border: 2px solid #333333;
    border-radius: 40px;
    padding: 16px 32px;
    text-align: center;
    user-select: none;
    transition: all 0.15s ease;
    position: relative;
    max-width: 200px;
    margin: 0 auto;
    pointer-events: none;
    font-weight: 500;
    font-size: 14px;
    letter-spacing: 0.01em;
}

.glyph-button.pressed {
    background: #222222;
    border-color: #666666;
    transform: translateY(1px);
}

.button-indicator {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #333333;
    transition: all 0.15s ease;
}

.button-indicator.active {
    background: #ff6b6b;
}

.controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.button-controls h3,
.matrix-info h3 {
    margin-bottom: 20px;
    color: #ffffff;
    font-weight: 600;
    font-size: 16px;
    letter-spacing: -0.01em;
}

.button-controls h3::before {
    content: "● ";
    color: #ff6b6b;
    font-size: 0.8em;
}

.matrix-info h3::before {
    content: "● ";
    color: #ff6b6b;
    font-size: 0.8em;
}

.control-btn {
    background: #111111;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 12px 20px;
    color: #ffffff;
    cursor: pointer;
    font-weight: 500;
    margin-bottom: 12px;
    transition: all 0.15s ease;
    width: 100%;
    font-size: 14px;
    letter-spacing: 0.005em;
}

.control-btn:hover {
    background: #222222;
    border-color: #555555;
    transform: translateY(-1px);
}

.touch-btn {
    background: #111111;
    border: 1px solid #333333;
}

.touch-btn:hover {
    background: #222222;
    border-color: #555555;
}

.info-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid #222222;
    font-size: 14px;
}

.info-item:last-child {
    border-bottom: none;
}

.code-panel {
    background: #111111;
    border: 1px solid #333333;
    border-radius: 12px;
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    transition: all 0.2s ease;
}

.code-panel:hover {
    border-color: #444444;
}

.api-section h3,
.console-section h3 {
    color: #ffffff;
    margin-bottom: 16px;
    font-weight: 600;
    font-size: 16px;
    letter-spacing: -0.01em;
}

.api-section h3::before {
    content: "● ";
    color: #ff6b6b;
    font-size: 0.8em;
}

.code-notice {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    border: 1px solid #444444;
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 16px;
    color: #ffffff;
    font-size: 14px;
    line-height: 1.5;
}

.code-notice strong {
    color: #ff6b6b;
}

.console-section h3::before {
    content: "● ";
    color: #ff6b6b;
    font-size: 0.8em;
}

#codeEditor {
    background: #000000;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 16px;
    color: #ffffff;
    font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.6;
    resize: vertical;
    min-height: 280px;
    width: 100%;
    transition: all 0.15s ease;
}

#codeEditor:focus {
    outline: none;
    border-color: #666666;
    background: #0a0a0a;
}

.code-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.run-btn {
    background: #111111;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 12px 20px;
    color: #ffffff;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.15s ease;
    font-size: 14px;
}

.run-btn:hover {
    background: #222222;
    border-color: #555555;
    transform: translateY(-1px);
}

.stop-btn {
    background: #111111;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 12px 20px;
    color: #ffffff;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.15s ease;
    font-size: 14px;
}

.stop-btn:hover {
    background: #222222;
    border-color: #555555;
    transform: translateY(-1px);
}

.clear-btn {
    background: #111111;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 12px 20px;
    color: #ffffff;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.15s ease;
    font-size: 14px;
}

.clear-btn:hover {
    background: #222222;
    border-color: #555555;
    transform: translateY(-1px);
}

.example-btn {
    background: #111111;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 12px 20px;
    color: #ffffff;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.15s ease;
    font-size: 14px;
}

.example-btn:hover {
    background: #222222;
    border-color: #555555;
    transform: translateY(-1px);
}

.test-btn {
    background: #111111;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 12px 20px;
    color: #ffffff;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.15s ease;
    font-size: 14px;
}

.test-btn:hover {
    background: #222222;
    border-color: #555555;
    transform: translateY(-1px);
}

.console-output {
    background: #000000;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 16px;
    font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.5;
    height: 200px;
    overflow-y: auto;
    color: #cccccc;
}

.clear-console-btn {
    background: #111111;
    border: 1px solid #333333;
    border-radius: 6px;
    padding: 8px 16px;
    color: #ffffff;
    cursor: pointer;
    font-size: 12px;
    margin-top: 12px;
    align-self: flex-start;
    transition: all 0.15s ease;
    font-weight: 500;
}

.clear-console-btn:hover {
    background: #222222;
    border-color: #555555;
}

.examples-panel {
    background: #111111;
    border: 1px solid #333333;
    border-radius: 12px;
    padding: 32px;
    transition: all 0.2s ease;
}

.examples-panel:hover {
    border-color: #444444;
}

.examples-panel h3 {
    color: #ffffff;
    margin-bottom: 24px;
    text-align: center;
    font-weight: 600;
    font-size: 18px;
    letter-spacing: -0.01em;
}

.examples-panel h3::before {
    content: "● ";
    color: #ff6b6b;
    font-size: 0.8em;
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.example-card {
    background: #000000;
    border: 1px solid #333333;
    border-radius: 10px;
    padding: 24px;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: center;
    color: #ffffff;
}

.example-card:hover {
    background: #111111;
    border-color: #555555;
    transform: translateY(-2px);
}

.example-card h4 {
    color: #ffffff;
    margin-bottom: 8px;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.005em;
}

.example-card p {
    color: #666666;
    font-size: 13px;
    font-weight: 400;
}

footer {
    text-align: center;
    padding: 24px;
    color: #666666;
    border-top: 1px solid #222222;
    margin-top: 40px;
    font-size: 14px;
}

.console-output .error {
    color: #ff6b6b;
}

.console-output .warning {
    color: #ffa726;
}

.console-output .info {
    color: #66bb6a;
}

.console-output .success {
    color: #4caf50;
}

@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .controls {
        grid-template-columns: 1fr;
    }
    
    .examples-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .simulator-panel,
    .code-panel,
    .examples-panel {
        padding: 24px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 16px;
    }
    
    header h1 {
        font-size: 2.5rem;
    }
    
    .code-controls {
        flex-direction: column;
        gap: 12px;
    }
    
    .glyph-matrix {
        max-width: 300px;
        height: 300px;
    }
    
    .simulator-panel,
    .code-panel,
    .examples-panel {
        padding: 20px;
    }
}