:root {
    /* Fun Musical Color Palette */
    --primary-color: #8B5CF6;
    --primary-hover: #7C3AED;
    --secondary-color: #FB923C;
    --accent-color: #FCD34D;
    --background-color: cornsilk;
    --surface-color: #ffffff;
    --surface-gradient: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --musical-purple: #8B5CF6;
    --musical-gold: #FCD34D;
    --musical-orange: #FB923C;
    --musical-pink: #F472B6;
    --shadow-light: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-medium: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-musical: 0 8px 25px -8px rgb(139 92 246 / 0.3);
    --border-radius: 12px;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 0.75rem;
    --spacing-lg: 1rem;
    --spacing-xl: 1.25rem;
}

* {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--background-color);
    line-height: 1.6;
    min-height: 100vh;
}

h1 {
    margin: 0;
    font-size: 3.5rem;
    font-weight: 700;
    text-align: left;
    background: linear-gradient(45deg, var(--musical-purple), var(--musical-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 2px 2px 4px rgba(139, 92, 246, 0.3);
    padding-bottom: var(--spacing-xs);
    letter-spacing: -0.025em;
    animation: gentle-glow 4s ease-in-out infinite alternate;
}

h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 400;
    text-align: left;
    color: var(--musical-orange);
    text-shadow: 1px 1px 2px rgba(251, 146, 60, 0.3);
    padding-bottom: var(--spacing-sm);
}

h3 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--musical-purple);
    position: relative;
}

h3::before {
    content: "♪ ";
    color: var(--musical-gold);
    font-size: 1.2em;
    margin-right: 0.5rem;
}

li {
    font-size: 1rem;
    line-height: 1.6;
    letter-spacing: normal;
    padding: var(--spacing-md);
    list-style-type: none;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    margin-bottom: var(--spacing-md);
}

p {
    font-size: 1rem;
    line-height: 1.6;
    letter-spacing: normal;
    padding: 0;
    margin: var(--spacing-md) 0;
    color: var(--text-primary);
}

ul {
    padding: 0;
    margin: 0;
}

body {
    position: relative;
    padding: var(--spacing-lg);
    margin: 0;
    max-width: 1200px;
    margin: 0 auto;
    color: var(--text-primary);
}

/* Modern Control Styles */
.controls-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md);
    background: var(--surface-gradient);
    border: 2px solid var(--musical-purple);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-musical);
    position: relative;
    overflow: hidden;
}

.control-section {
    display: flex;
    flex-direction: column;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.control-item {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-xs) / 2);
}

.control-item label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.control-item input,
.control-item select {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    background: var(--surface-color);
    color: var(--text-primary);
    transition: all 0.3s ease;
    font-weight: 500;
}

.control-item input:focus,
.control-item select:focus {
    outline: none;
    border-color: var(--musical-purple);
    box-shadow: 0 0 0 3px rgb(139 92 246 / 0.2), 0 0 10px rgb(139 92 246 / 0.1);
    transform: translateY(-1px);
}

.checkbox-item {
    flex-direction: row !important;
    align-items: center;
    gap: var(--spacing-sm);
}

.checkbox-item input[type="checkbox"] {
    width: auto;
    margin: 0;
}

/* Modern Button Styles */
.button-row {
    display: flex;
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
    justify-content: center;
}

.styled-button {
    background: linear-gradient(135deg, var(--musical-purple) 0%, var(--musical-pink) 100%);
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-musical);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.styled-button:hover {
    background: linear-gradient(135deg, var(--musical-pink) 0%, var(--musical-purple) 100%);
    box-shadow: 0 12px 30px -8px rgba(139, 92, 246, 0.4);
    transform: translateY(-2px) scale(1.02);
}

.styled-button:active {
    transform: translateY(0) scale(0.98);
}

.styled-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.styled-button:hover::before {
    left: 100%;
}


.styled-button-small {
    background: linear-gradient(135deg, var(--musical-orange) 0%, var(--musical-gold) 100%);
    color: white;
    border: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: calc(var(--border-radius) / 2);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-right: var(--spacing-xs);
    box-shadow: 0 4px 8px rgba(251, 146, 60, 0.2);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.styled-button-small:hover {
    background: linear-gradient(135deg, var(--musical-gold) 0%, var(--musical-orange) 100%);
    transform: translateY(-1px) scale(1.05);
    box-shadow: 0 6px 12px rgba(251, 146, 60, 0.3);
}

/* Musical Staff Styles */
.musical-staff {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    box-shadow: var(--shadow-light);
    text-align: center;
}

.vexbox {
    margin: 0 auto;
}

/* Jingle List Styles */
#savedJingles {
    margin-top: var(--spacing-xl);
}

#savedJinglesDisplay li {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    transition: all 0.2s ease;
}

#savedJinglesDisplay li:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-1px);
}

.note-select {
    padding: var(--spacing-xs);
    border: 1px solid var(--border-color);
    border-radius: calc(var(--border-radius) / 2);
    font-size: 0.875rem;
    margin-right: var(--spacing-xs);
}

.small-note-icon {
    width: 20px;
    height: 20px;
    margin-right: var(--spacing-xs);
}

.logo {
    position: absolute;
    top: var(--spacing-sm);
    left: 0;
    width: 140px;
    padding-right: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

.banner {
    margin-left: 150px;
    margin-bottom: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .controls-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .logo {
        position: static;
        width: 100px;
        margin-bottom: var(--spacing-md);
    }
    
    .banner {
        margin-left: 0;
        text-align: center;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    .button-row {
        flex-direction: column;
        align-items: center;
    }
    
    .styled-button {
        width: 100%;
        max-width: 200px;
    }
    
    body {
        padding: var(--spacing-md);
    }
    
    #savedJinglesDisplay li {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }
    
    .control-item input,
    .control-item select {
        font-size: 1rem;
    }
}

/* Keyframes for animations */
@keyframes gentle-glow {
    0% { text-shadow: 2px 2px 4px rgba(139, 92, 246, 0.3); }
    100% { text-shadow: 2px 2px 8px rgba(139, 92, 246, 0.5), 0 0 20px rgba(139, 92, 246, 0.2); }
}

@keyframes float-notes {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(5deg); }
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: var(--shadow-musical); }
    50% { box-shadow: 0 8px 25px -8px rgb(139 92 246 / 0.5), 0 0 20px rgb(139 92 246 / 0.2); }
}

/* Musical decorations */
.controls-container::before {
    content: '♪ ♫ ♪ ♬ ♪ ♫ ♪';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--musical-gold);
    font-size: 0.8rem;
    letter-spacing: 10px;
    opacity: 0.6;
    animation: float-notes 3s ease-in-out infinite;
}

/* Musical staff styling */
.musical-staff {
    background: var(--surface-gradient);
    border: 3px solid var(--musical-purple);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    box-shadow: var(--shadow-musical);
    text-align: center;
    position: relative;
    animation: pulse-glow 4s ease-in-out infinite;
}

.musical-staff::before {
    content: '♬';
    position: absolute;
    top: 10px;
    right: 15px;
    color: var(--musical-gold);
    font-size: 1.5rem;
    opacity: 0.7;
}

/* Enhanced jingle cards */
#savedJinglesDisplay li {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
    background: var(--surface-gradient);
    border: 2px solid var(--musical-purple);
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

#savedJinglesDisplay li::before {
    content: '♪';
    position: absolute;
    top: 8px;
    left: 8px;
    color: var(--musical-gold);
    font-size: 0.9rem;
    opacity: 0.6;
}

#savedJinglesDisplay li:hover {
    box-shadow: var(--shadow-musical);
    transform: translateY(-2px) scale(1.01);
    border-color: var(--musical-pink);
}

/* Welcome text styling */
p {
    font-size: 1rem;
    line-height: 1.6;
    letter-spacing: normal;
    padding: 0;
    margin: var(--spacing-sm) 0;
    color: var(--text-primary);
    text-align: center;
    font-weight: 500;
}

/* Compact parameter display styles */
.params-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--surface-gradient);
    border: 2px solid var(--musical-purple);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md);
    margin: var(--spacing-md) 0;
    box-shadow: var(--shadow-light);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.params-display {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
}

.param-item {
    font-size: 0.9rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.param-item strong {
    color: var(--musical-purple);
    font-weight: 600;
}

.settings-toggle {
    background: linear-gradient(135deg, var(--musical-purple) 0%, var(--musical-pink) 100%);
    color: white;
    border: none;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-light);
    white-space: nowrap;
}

.settings-toggle:hover {
    background: linear-gradient(135deg, var(--musical-pink) 0%, var(--musical-purple) 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

.settings-toggle.active {
    background: linear-gradient(135deg, var(--musical-orange) 0%, var(--musical-gold) 100%);
}

.settings-toggle.active:hover {
    background: linear-gradient(135deg, var(--musical-gold) 0%, var(--musical-orange) 100%);
}

/* Responsive adjustments for parameter display */
@media (max-width: 768px) {
    .params-summary {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }
    
    .params-display {
        justify-content: center;
        gap: var(--spacing-sm);
    }
    
    .param-item {
        font-size: 0.8rem;
    }
}

/* Additional utility classes */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}