:root {
    --kite-aspect-height;
    --bg-gradient-start: #2f2f2f;
    --bg-gradient-end: #101010;
    --card-bg: rgba(255,255,255,0.06);
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #858585;
    --accent-color: #c7ad2b;
    --accent-hover: #ccab29;
    --spacing-sm: 0.625rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.25rem;
    --spacing-xl: 1.5rem;
    --swatch-size: 4rem;
    --swatch-size-sm: 3.125rem;
    --swatch-size-xs: 2.5rem;
    --radius-md: 0.5rem;
}

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

html {
    font-size: 16px;
}

body {
    font-family: 'Open Sans', Arial, Helvetica, sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    min-height: 100vh;
    padding: var(--spacing-xl);
    color: var(--text-primary);
}

.container {
    max-width: 87.5rem;
    margin: 0 auto;
}

.main-content {
    display: flex;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.kite-container {
    flex: 1;
    flex-basis: 31.25rem;
    min-height: 25rem;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.kite-wrapper {
    position: relative;
    width: 100%;
    overflow: auto;
    padding-bottom: var(--spacing-lg);
}

.kite-wrapper svg {
    width: 100%;
    height: auto;
    max-height: calc(80vh - 2.5rem);
    transition: all 0.3s ease;
}

.kite-wrapper svg path {
    cursor: pointer;
    transition: fill 0.2s ease;
}

.kite-wrapper svg path:hover:not(.asset-group) {
    filter: brightness(1.2);
}

.controls {
    width: 26.25rem;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 1rem;
}

.section {
    margin-bottom: var(--spacing-md);
}

.controls-row {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.controls-row .section {
    margin-bottom: 0;
}

.section h3 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.color-palette {
    display: grid;
    grid-template-columns: repeat(11, 1fr);
    gap: var(--spacing-sm);
    justify-items: center;
}

.color-swatch {
    width: var(--swatch-size);
    height: var(--swatch-size);
    border-radius: 50%;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.color-swatch:hover {
    transform: scale(1.2);
}

.color-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.color-hex, .color-name {
    font-size: 8px;
    font-weight: bold;
    text-transform: uppercase;
}

.color-swatch.active {
    border-color: var(--accent-color);
    box-shadow: 0 0 15px rgba(199,173,43,0.5);
}

.custom-color {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
}

.custom-color input[type="color"] {
    width: var(--swatch-size);
    height: var(--swatch-size);
    flex-shrink: 0;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    cursor: pointer;
    background: none;
    padding: 0;
}

.custom-color input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

.custom-color input[type="color"]::-webkit-color-swatch {
    border-radius: 50%;
    border: none;
}

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

.current-color {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(0,0,0,0.2);
    border-radius: var(--radius-md);
}

.current-color-preview {
    width: var(--swatch-size);
    height: var(--swatch-size);
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.3);
}

.current-color-info {
    flex: 1;
}

.current-color-info .label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.3125rem;
}

.current-color-info .value {
    font-size: 1.1rem;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    padding: 0.125rem 0.375rem;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
    width: 100%;
    outline: none;
    transition: all 0.2s ease;
}

.palette-badge {
    display: inline-block;
    margin-top: 0.3125rem;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-md);
    background: var(--accent-color);
    color: #000000;
    font-size: 0.6875rem;
    font-weight: bold;
    letter-spacing: 1px;
}

.color-palette-section {
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

#gazePaletteSection {
    margin: -8.5rem auto 0;
    width: fit-content;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    justify-items: center;
}

#gazePaletteSection + .color-palette-section {
    margin-top: var(--spacing-xl);
}

#gazePaletteSection .color-palette {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
}

.color-palette-section.active {
    background: rgba(199, 173, 43, 0.08);
    outline: 2px solid var(--accent-color);
    outline-offset: -2px;
}

.current-color-info .value:hover {
    border-color: rgba(255,255,255,0.3);
}

.current-color-info .value:focus {
    border-color: var(--accent-color);
    background: rgba(0,0,0,0.2);
}

.buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.buttons-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
}

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

.contact-field {
    display: flex;
    flex-direction: column;
    gap: 0.3125rem;
}

.contact-field label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-field input {
    background: rgba(0,0,0,0.2);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-md);
    padding: 0.5rem 0.625rem;
    color: var(--text-primary);
    font-family: 'Open Sans', Arial, Helvetica, sans-serif;
    font-size: 0.875rem;
    outline: none;
    transition: all 0.2s ease;
}

.contact-field input:focus {
    border-color: var(--accent-color);
    background: rgba(0,0,0,0.35);
}

button {
    flex: 1;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 300;
    transition: all 0.2s ease;
    background: var(--accent-color);
    color: #222222;
    min-height: 2.125rem;
    padding: 0.4375rem 0.75rem;
    font-family: 'Open Sans', Arial, Helvetica, sans-serif;
    box-shadow: 1px 2px 2px rgba(0,0,0,0.75), inset 0 -8px 19px rgba(0,0,0,0.35), inset 1px 1px 1px rgba(255,255,255,0.4);
}

button:hover {
    background: var(--accent-hover);
}

.loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--accent-color);
    font-size: 1.2rem;
}

.variant-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.variant-button {
    flex: 1;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8125rem;
    font-weight: 300;
    transition: all 0.2s ease;
    background: rgba(0,0,0,0.35);
    color: var(--text-primary);
    min-height: 2rem;
    padding: 0.25rem 0.5rem;
    font-family: 'Open Sans', Arial, Helvetica, sans-serif;
}

.variant-button:hover {
    background: #cfb514;
    color: #222222;
}

.variant-button.active {
    background: var(--accent-color);
    color: #222222;
    border-color: var(--accent-color);
    box-shadow: 1px 2px 2px rgba(0,0,0,0.75), inset 0 -8px 19px rgba(0,0,0,0.35), inset 1px 1px 1px rgba(255,255,255,0.4);
}

@media (max-width: 1500px) {
    .color-palette {
        grid-template-columns: repeat(9, 1fr);
        gap: var(--spacing-sm);
    }
}

@media (max-width: 1200px) {
    :root {
        --swatch-size: 3.125rem;
    }
    .kite-wrapper svg {
        min-height: var(--kite-aspect-height);
    }
    .controls {
        width: 100%;
    }
    .controls-row {
        flex-direction: row;
        gap: var(--spacing-md);
    }
    .controls-row .section {
        flex: 1;
    }
}

@media (max-width: 900px) {
    .main-content {
        flex-direction: column;
    }
    .controls {
        width: 100%;
    }
    .kite-container {
        min-width: auto;
        flex-basis: auto;
    }
    .color-palette {
        grid-template-columns: repeat(7, 1fr);
        gap: var(--spacing-sm);
    }

    #gazePaletteSection {
        margin: -4.5rem auto 0;
    }
    .color-swatch {
        width: var(--swatch-size-sm);
        height: var(--swatch-size-sm);
    }
    .buttons {
        flex-wrap: wrap;
    }
    .kite-wrapper svg {
        min-height: var(--kite-aspect-height);
    }
}

@media (max-width: 600px) {
    :root {
        --swatch-size: 2.5rem;
    }
    body {
        padding: var(--spacing-sm);
    }
    .controls {
        padding: var(--spacing-md);
    }
    .section {
        margin-bottom: 1.25rem;
    }
    .color-palette {
        grid-template-columns: repeat(7, 1fr);
        gap: var(--spacing-sm);
    }
    .color-swatch {
        width: var(--swatch-size-xs);
        height: var(--swatch-size-xs);
    }
    .color-hex, .color-name {
        display: none;
    }
    .current-color {
        padding: var(--spacing-sm);
    }
    .current-color-preview {
        width: 2.5rem;
        height: 2.5rem;
    }
    .kite-container {
        padding: var(--spacing-sm);
    }
    .kite-wrapper svg {
        min-height: var(--kite-aspect-height);
    }
}