@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&display=swap');

:root {
    --primary-color: #ff00ff;
    --secondary-color: #00ffff;
    --tertiary-color: #ffff00;
    --quaternary-color: #ff6b6b;
    --quinary-color: #4ecdc4;
    --senary-color: #a8e6cf;
    --background-color: #0a0a0a;
    --panel-color: #1a1a2e;
    --border-color: #16213e;
    --text-color: #e0e0e0;
}

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

body {
    font-family: 'Orbitron', monospace;
    background-color: var(--background-color);
    color: var(--text-color);
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(255, 0, 255, 0.1) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(0, 255, 255, 0.1) 0%, transparent 20%);
}

header {
    padding: 20px;
    text-align: center;
    background-color: var(--panel-color);
    border-bottom: 2px solid var(--primary-color);
    box-shadow: 0 0 20px rgba(255, 0, 255, 0.5);
}

h1 {
    font-size: 2.5rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-color);
}

.subtitle {
    margin-top: 5px;
    font-size: 0.9rem;
    color: var(--secondary-color);
    text-shadow: 0 0 5px var(--secondary-color);
}

main {
    flex: 1;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.synth-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

@media (max-width: 768px) {
    .synth-container {
        grid-template-columns: 1fr;
    }
}

.panel {
    background-color: var(--panel-color);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

.panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 30px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    opacity: 0.2;
}

.panel-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--secondary-color);
}

.controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--tertiary-color);
}

input[type="range"] {
    width: 100%;
    height: 6px;
    background: var(--border-color);
    outline: none;
    border-radius: 3px;
    -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--primary-color);
    cursor: pointer;
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary-color);
}

input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--primary-color);
    cursor: pointer;
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary-color);
}

select {
    background-color: var(--border-color);
    color: var(--text-color);
    border: 1px solid var(--primary-color);
    padding: 5px;
    border-radius: 5px;
    font-family: 'Orbitron', monospace;
    cursor: pointer;
}

.button {
    background-color: var(--border-color);
    color: var(--text-color);
    border: 2px solid var(--primary-color);
    padding: 10px 15px;
    border-radius: 5px;
    font-family: 'Orbitron', monospace;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.button:hover {
    background-color: var(--primary-color);
    color: var(--background-color);
    box-shadow: 0 0 15px var(--primary-color);
}

.button.active {
    background-color: var(--primary-color);
    color: var(--background-color);
    box-shadow: 0 0 15px var(--primary-color);
}

.button.secondary {
    border-color: var(--quinary-color);
}

.button.secondary:hover {
    background-color: var(--quinary-color);
    box-shadow: 0 0 15px var(--quinary-color);
}

.button.danger {
    border-color: var(--quaternary-color);
}

.button.danger:hover {
    background-color: var(--quaternary-color);
    box-shadow: 0 0 15px var(--quaternary-color);
}

.button.kill {
    border-color: var(--quaternary-color);
    background-color: var(--quaternary-color);
    color: var(--background-color);
    animation: killPulse 1s infinite;
}

.button.kill:hover {
    background-color: #ff4444;
    box-shadow: 0 0 20px var(--quaternary-color);
    animation: killPulse 0.5s infinite;
}

@keyframes killPulse {
    0%, 100% { 
        box-shadow: 0 0 15px var(--quaternary-color);
        transform: scale(1);
    }
    50% { 
        box-shadow: 0 0 25px var(--quaternary-color);
        transform: scale(1.05);
    }
}

.button.ai {
    border-color: var(--senary-color);
    background: linear-gradient(145deg, var(--panel-color), var(--border-color));
    position: relative;
    overflow: hidden;
}

.button.ai:hover {
    background-color: var(--senary-color);
    box-shadow: 0 0 15px var(--senary-color);
    color: var(--background-color);
}

.button.ai::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(168, 230, 207, 0.3), transparent);
    transition: left 0.5s ease;
}

.button.ai:hover::before {
    left: 100%;
}

.sequencer {
    display: grid;
    grid-template-columns: repeat(16, 1fr);
    gap: 5px;
    margin-top: 15px;
}

.step {
    aspect-ratio: 1;
    background-color: var(--border-color);
    border: 1px solid var(--secondary-color);
    border-radius: 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    transition: all 0.2s ease;
    position: relative;
}

.step.active {
    background-color: var(--secondary-color);
    color: var(--background-color);
    box-shadow: 0 0 10px var(--secondary-color);
}

.step.playing {
    background-color: var(--primary-color);
    color: var(--background-color);
    box-shadow: 0 0 15px var(--primary-color);
    animation: pulse 0.3s ease;
}

.step.playing.active {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    box-shadow: 0 0 20px var(--primary-color), 0 0 20px var(--secondary-color);
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.sequencer-note-control {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.sequencer-note-select {
    flex: 1;
    background-color: var(--border-color);
    color: var(--text-color);
    border: 1px solid var(--primary-color);
    padding: 8px;
    border-radius: 5px;
    font-family: 'Orbitron', monospace;
    font-size: 0.9rem;
}

.sequencer-octave-control {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sequencer-octave-button {
    background-color: var(--border-color);
    border: 1px solid var(--primary-color);
    color: var(--text-color);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.sequencer-octave-button:hover {
    background-color: var(--primary-color);
    color: var(--background-color);
    box-shadow: 0 0 10px var(--primary-color);
}

.sequencer-octave-display {
    font-size: 0.9rem;
    font-weight: bold;
    color: var(--primary-color);
    min-width: 60px;
    text-align: center;
}

.visualizer {
    height: 100px;
    background-color: var(--border-color);
    border-radius: 5px;
    margin-top: 15px;
    overflow: hidden;
    position: relative;
}

canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.led {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--border-color);
    display: inline-block;
    margin-right: 5px;
}

.led.on {
    background-color: var(--tertiary-color);
    box-shadow: 0 0 10px var(--tertiary-color);
}

.knob-container {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    width: 60px;
    height: 60px;
    margin: 0 auto;
}

.knob {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(145deg, #2a2a3e, #141428);
    box-shadow: 5px 5px 10px #0a0a0a, -5px -5px 10px #2a2a3e;
    position: relative;
    cursor: pointer;
}

.knob::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 15px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.knob-value {
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.7rem;
    color: var(--secondary-color);
}

.effects-panel {
    grid-column: span 2;
}

@media (max-width: 768px) {
    .effects-panel {
        grid-column: span 1;
    }
}

.keyboard {
    display: flex;
    justify-content: center;
    margin-top: 20px;
    position: relative;
}

.key {
    width: 40px;
    height: 120px;
    background-color: #fff;
    border: 1px solid #000;
    border-radius: 0 0 5px 5px;
    margin: 0 1px;
    cursor: pointer;
    position: relative;
    transition: all 0.1s ease;
}

.key.black {
    width: 30px;
    height: 80px;
    background-color: #000;
    position: absolute;
    z-index: 2;
    margin-left: -15px;
}

.key.black:nth-of-type(2) { left: 30px; }
.key.black:nth-of-type(4) { left: 70px; }
.key.black:nth-of-type(7) { left: 150px; }
.key.black:nth-of-type(9) { left: 190px; }
.key.black:nth-of-type(11) { left: 230px; }

.key:active, .key.active {
    background-color: var(--secondary-color);
}

.key.black:active, .key.black.active {
    background-color: var(--primary-color);
}

.control-buttons {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

footer {
    padding: 15px;
    text-align: center;
    background-color: var(--panel-color);
    border-top: 2px solid var(--primary-color);
    font-size: 0.8rem;
    color: var(--secondary-color);
}

.adsr-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-top: 10px;
}

.adsr-stage {
    text-align: center;
}

.adsr-value {
    font-size: 0.7rem;
    color: var(--quaternary-color);
}

.lfo-container {
    border: 1px solid var(--quaternary-color);
    border-radius: 5px;
    padding: 10px;
    margin-top: 10px;
}

.lfo-targets {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 5px;
}

input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--quaternary-color);
}

.modulation-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--border-color);
    display: inline-block;
    margin-left: 5px;
    animation: none;
}

.modulation-indicator.active {
    background-color: var(--quaternary-color);
    box-shadow: 0 0 10px var(--quaternary-color);
    animation: blink 0.5s infinite;
}

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

/* Preset System Styles */
.preset-panel {
    grid-column: span 2;
}

@media (max-width: 768px) {
    .preset-panel {
        grid-column: span 1;
    }
}

.preset-container {
    display: flex;
    gap: 15px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.preset-select {
    flex: 1;
    min-width: 200px;
    background-color: var(--border-color);
    color: var(--text-color);
    border: 1px solid var(--quinary-color);
    padding: 8px;
    border-radius: 5px;
    font-family: 'Orbitron', monospace;
    font-size: 0.9rem;
}

.preset-name-input {
    flex: 1;
    min-width: 150px;
    background-color: var(--border-color);
    color: var(--text-color);
    border: 1px solid var(--tertiary-color);
    padding: 8px;
    border-radius: 5px;
    font-family: 'Orbitron', monospace;
    font-size: 0.9rem;
}

.preset-category {
    font-size: 0.8rem;
    color: var(--quinary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 10px;
    margin-bottom: 5px;
    padding-left: 5px;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--panel-color);
    margin: 10% auto;
    padding: 30px;
    border: 2px solid var(--primary-color);
    border-radius: 10px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 0 30px rgba(255, 0, 255, 0.5);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-title {
    font-size: 1.5rem;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.close-button {
    color: var(--text-color);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-button:hover {
    color: var(--quaternary-color);
}

.preset-list {
    max-height: 400px;
    overflow-y: auto;
    margin-top: 15px;
}

.preset-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    margin-bottom: 5px;
    background-color: var(--border-color);
    border-radius: 5px;
    transition: all 0.3s ease;
}

.preset-item:hover {
    background-color: var(--border-color);
    transform: translateX(5px);
    box-shadow: 0 0 10px rgba(78, 205, 196, 0.3);
}

.preset-item-name {
    font-weight: 700;
    color: var(--quinary-color);
}

.preset-item-category {
    font-size: 0.8rem;
    color: var(--tertiary-color);
}

.preset-item-actions {
    display: flex;
    gap: 10px;
}

.preset-button {
    padding: 5px 10px;
    font-size: 0.8rem;
    border-radius: 3px;
}

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    background-color: var(--panel-color);
    border: 2px solid var(--quinary-color);
    border-radius: 5px;
    box-shadow: 0 0 20px rgba(78, 205, 196, 0.5);
    z-index: 2000;
    animation: slideIn 0.3s ease;
    max-width: 300px;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.notification.success {
    border-color: var(--quinary-color);
}

.notification.error {
    border-color: var(--quaternary-color);
}

.notification.info {
    border-color: var(--secondary-color);
}

/* AI Sound Designer Styles */
.ai-panel {
    grid-column: span 2;
    border: 2px solid var(--senary-color);
    position: relative;
}

@media (max-width: 768px) {
    .ai-panel {
        grid-column: span 1;
    }
}

.ai-panel::before {
    background: linear-gradient(90deg, var(--senary-color), var(--quinary-color));
}

.ai-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.ai-input-container {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.ai-text-input {
    flex: 1;
    background-color: var(--border-color);
    color: var(--text-color);
    border: 1px solid var(--senary-color);
    padding: 10px;
    border-radius: 5px;
    font-family: 'Orbitron', monospace;
    font-size: 0.9rem;
    min-height: 60px;
    resize: vertical;
}

.ai-button-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ai-suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.ai-suggestion {
    background-color: var(--border-color);
    border: 1px solid var(--senary-color);
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ai-suggestion:hover {
    background-color: var(--senary-color);
    color: var(--background-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 10px rgba(168, 230, 207, 0.3);
}

.ai-response {
    margin-top: 15px;
    padding: 15px;
    background-color: var(--border-color);
    border-radius: 5px;
    border-left: 3px solid var(--senary-color);
    display: none;
}

.ai-response.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

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

.ai-response-title {
    font-weight: 700;
    color: var(--senary-color);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.ai-response-text {
    margin-bottom: 15px;
    line-height: 1.5;
}

.ai-parameters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
    margin-top: 10px;
}

.ai-parameter {
    display: flex;
    justify-content: space-between;
    padding: 5px 10px;
    background-color: rgba(168, 230, 207, 0.1);
    border-radius: 3px;
}

.ai-parameter-name {
    font-weight: 700;
    color: var(--quinary-color);
}

.ai-parameter-value {
    color: var(--tertiary-color);
}

.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--senary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 10px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.ai-status {
    display: flex;
    align-items: center;
    margin-top: 10px;
    font-size: 0.9rem;
    color: var(--senary-color);
}

.api-key-container {
    margin-top: 15px;
    padding: 10px;
    background-color: rgba(168, 230, 207, 0.1);
    border-radius: 5px;
}

.api-key-input {
    width: 100%;
    background-color: var(--border-color);
    color: var(--text-color);
    border: 1px solid var(--senary-color);
    padding: 8px;
    border-radius: 5px;
    font-family: 'Orbitron', monospace;
    font-size: 0.8rem;
    margin-top: 5px;
}

.api-key-info {
    font-size: 0.7rem;
    color: var(--tertiary-color);
    margin-top: 5px;
}

/* Octave Control Styles */
.octave-control {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 15px;
}

.octave-button {
    background-color: var(--border-color);
    border: 1px solid var(--primary-color);
    color: var(--text-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.octave-button:hover {
    background-color: var(--primary-color);
    color: var(--background-color);
    box-shadow: 0 0 10px var(--primary-color);
}

.octave-button.active {
    background-color: var(--primary-color);
    color: var(--background-color);
    box-shadow: 0 0 10px var(--primary-color);
}

.octave-display {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--primary-color);
    min-width: 80px;
    text-align: center;
}