/**
 * NXN Frontend Color Picker & Theme Switcher Styles
 */

/* Theme Toggle Button */
.nxn-theme-toggle {
    position: fixed;
    bottom: 90px;
    right: 20px;
    z-index: 9998;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    background: var(--nxn-card);
    color: var(--nxn-text);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.nxn-theme-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.nxn-theme-toggle svg {
    width: 20px;
    height: 20px;
}

/* Color Picker Trigger */
.nxn-color-picker-trigger {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9998;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, var(--nxn-primary), var(--nxn-secondary));
    color: white;
    box-shadow: 0 4px 12px rgba(var(--nxn-primary-rgb), 0.4);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.nxn-color-picker-trigger:hover,
.nxn-color-picker-trigger.active {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(var(--nxn-primary-rgb), 0.5);
}

.nxn-color-picker-trigger.active {
    transform: rotate(45deg);
}

.nxn-color-picker-trigger svg {
    width: 20px;
    height: 20px;
}

/* Color Picker Panel */
.nxn-color-picker-panel {
    position: fixed;
    bottom: 80px;
    right: 20px;
    z-index: 9999;
    width: 320px;
    max-height: calc(100vh - 120px);
    background: var(--nxn-card);
    border: 1px solid var(--nxn-border);
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    transition: all 0.3s ease;
    overflow: hidden;
}

.nxn-color-picker-panel.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* Panel Header */
.nxn-picker-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--nxn-border);
    background: var(--nxn-bg);
}

.nxn-picker-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--nxn-text);
}

.nxn-picker-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--nxn-text-muted);
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.2s;
}

.nxn-picker-close:hover {
    background: var(--nxn-border);
    color: var(--nxn-text);
}

/* Panel Body */
.nxn-picker-body {
    padding: 16px 20px;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
}

/* Sections */
.nxn-picker-section {
    margin-bottom: 20px;
}

.nxn-picker-section:last-child {
    margin-bottom: 0;
}

.nxn-picker-section > label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--nxn-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
}

/* Theme Mode Buttons */
.nxn-theme-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.nxn-theme-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 8px;
    border: 1px solid var(--nxn-border);
    background: var(--nxn-bg);
    color: var(--nxn-text-muted);
    border-radius: 10px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s;
}

.nxn-theme-btn:hover {
    border-color: var(--nxn-primary);
    color: var(--nxn-text);
}

.nxn-theme-btn.active {
    background: rgba(var(--nxn-primary-rgb), 0.1);
    border-color: var(--nxn-primary);
    color: var(--nxn-primary);
}

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

/* Color Presets */
.nxn-preset-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.nxn-preset-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 8px;
    border: 1px solid var(--nxn-border);
    background: var(--nxn-bg);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s;
}

.nxn-preset-btn:hover {
    border-color: var(--preset-color);
}

.nxn-preset-btn.active {
    border-color: var(--preset-color);
    box-shadow: 0 0 0 2px rgba(var(--nxn-primary-rgb), 0.2);
}

.nxn-preset-color {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--preset-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nxn-preset-name {
    font-size: 10px;
    font-weight: 500;
    color: var(--nxn-text-muted);
    text-align: center;
    line-height: 1.2;
}

/* Custom Color Inputs */
.nxn-color-inputs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 12px;
}

.nxn-color-input-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.nxn-color-input-group label {
    font-size: 11px;
    font-weight: 500;
    color: var(--nxn-text-muted);
}

.nxn-color-input-group input[type="color"] {
    width: 48px;
    height: 48px;
    border: 2px solid var(--nxn-border);
    border-radius: 10px;
    cursor: pointer;
    padding: 4px;
    background: var(--nxn-bg);
    transition: all 0.2s;
}

.nxn-color-input-group input[type="color"]:hover {
    border-color: var(--nxn-primary);
}

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

.nxn-color-input-group input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 6px;
}

/* Apply Button */
.nxn-apply-colors-btn {
    width: 100%;
    padding: 10px 16px;
    background: var(--nxn-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.nxn-apply-colors-btn:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

/* Reset Button */
.nxn-reset-btn {
    width: 100%;
    padding: 10px 16px;
    background: transparent;
    color: var(--nxn-text-muted);
    border: 1px solid var(--nxn-border);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.nxn-reset-btn:hover {
    background: var(--nxn-bg);
    border-color: var(--nxn-error);
    color: var(--nxn-error);
}

/* Responsive */
@media (max-width: 480px) {
    .nxn-color-picker-panel {
        bottom: 0;
        right: 0;
        left: 0;
        width: 100%;
        max-height: 70vh;
        border-radius: 20px 20px 0 0;
        transform: translateY(100%);
    }
    
    .nxn-color-picker-panel.open {
        transform: translateY(0);
    }
    
    .nxn-theme-toggle {
        bottom: 150px;
    }
    
    .nxn-color-picker-trigger {
        bottom: 90px;
    }
}

/* Scrollbar styling */
.nxn-picker-body::-webkit-scrollbar {
    width: 6px;
}

.nxn-picker-body::-webkit-scrollbar-track {
    background: var(--nxn-bg);
}

.nxn-picker-body::-webkit-scrollbar-thumb {
    background: var(--nxn-border);
    border-radius: 3px;
}

.nxn-picker-body::-webkit-scrollbar-thumb:hover {
    background: var(--nxn-text-muted);
}