/**
 * Artdogg Global Styles
 * Palette B: Stone & Electric
 */

:root {
    /* Colors */
    --color-base-900: #0D0D0D;
    --color-base-800: #1F1F1F;
    --color-base-100: #FAFAFA;
    --color-base-200: #E0E0E0;
    --color-accent: #00D4AA;
    --color-accent-hover: #00E8BB;
    --color-accent-muted: rgba(0, 212, 170, 0.1);
    --color-text-primary: #0D0D0D;
    --color-text-secondary: #4A4A4A;
    --color-text-muted: #888888;
    --color-text-inverse: #FAFAFA;
    --color-border: #E0E0E0;
    --color-border-light: #F0F0F0;
    --color-error: #E03E3E;
    --color-success: #00D4AA;
    
    /* Typography */
    --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-ui: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Font Sizes (fluid) */
    --fs-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --fs-sm: clamp(0.875rem, 0.825rem + 0.25vw, 1rem);
    --fs-base: clamp(1rem, 0.925rem + 0.375vw, 1.125rem);
    --fs-lg: clamp(1.125rem, 1.025rem + 0.5vw, 1.25rem);
    --fs-xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
    --fs-2xl: clamp(2rem, 1.7rem + 1.5vw, 3rem);
    --fs-3xl: clamp(2.5rem, 2rem + 2.5vw, 4rem);
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Container */
    --container-max: 1280px;
    --container-padding: 1.5rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(13, 13, 13, 0.05);
    --shadow-md: 0 4px 12px rgba(13, 13, 13, 0.08);
    --shadow-lg: 0 12px 24px rgba(13, 13, 13, 0.1);
    
    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 300;
    --z-toast: 400;
}

/* Dark mode support (optional) */
@media (prefers-color-scheme: dark) {
    :root {
        --color-base-900: #FAFAFA;
        --color-base-100: #0D0D0D;
        --color-base-200: #1F1F1F;
        --color-text-primary: #FAFAFA;
        --color-text-secondary: #B0B0B0;
        --color-text-muted: #888888;
        --color-border: #333333;
        --color-border-light: #2A2A2A;
    }
}

/* Base */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-ui);
    font-size: var(--fs-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-base-100);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    margin: 0 0 var(--space-md);
    color: var(--color-text-primary);
}

h1 { font-size: var(--fs-3xl); }
h2 { font-size: var(--fs-2xl); }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }

p { margin: 0 0 var(--space-md); }

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent-hover);
}

.small, small { font-size: var(--fs-xs); }
.muted { color: var(--color-text-muted); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: var(--fs-sm);
    font-weight: 600;
    line-height: 1;
    padding: 0.875rem 1.5rem;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-base-900);
    border-color: var(--color-accent);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: var(--color-base-900);
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn-secondary:hover {
    background: var(--color-accent-muted);
    color: var(--color-accent-hover);
}

.btn-ghost {
    background: transparent;
    color: var(--color-accent);
    border-color: transparent;
    padding: 0.625rem 1rem;
}

.btn-ghost:hover {
    color: var(--color-accent-hover);
    text-decoration: underline;
}

/* Form Elements */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="search"],
textarea,
select {
    width: 100%;
    font-family: var(--font-ui);
    font-size: var(--fs-base);
    padding: 0.875rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-base-100);
    color: var(--color-text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-muted);
}

label {
    display: block;
    font-family: var(--font-display);
    font-size: var(--fs-sm);
    font-weight: 500;
    margin-bottom: var(--space-xs);
    color: var(--color-text-primary);
}

/* Price Display */
.price,
.woocommerce-Price-amount {
    font-family: var(--font-mono);
    font-size: var(--fs-lg);
    font-weight: 600;
    color: var(--color-text-primary);
}

.price .woocommerce-Price-currencySymbol {
    font-family: var(--font-mono);
    font-size: var(--fs-base);
    margin-right: 0.25em;
}

/* Artwork Meta */
.artwork-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    font-size: var(--fs-sm);
    color: var(--color-text-secondary);
}

.artwork-meta dt {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-right: var(--space-xs);
}

.artwork-meta dd {
    margin: 0;
    font-family: var(--font-mono);
}

/* Variation Selector */
.variations_form .value select {
    min-width: 220px;
}

.variations_form .reset_variations {
    margin-left: var(--space-sm);
    font-size: var(--fs-xs);
}

/* Quantity Input */
.quantity {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.quantity input.qty {
    width: 60px;
    text-align: center;
    border: none;
    padding: 0.5rem;
    -moz-appearance: textfield;
}

.quantity input.qty::-webkit-outer-spin-button,
.quantity input.qty::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.quantity .minus,
.quantity .plus {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 100%;
    background: var(--color-base-200);
    border: none;
    color: var(--color-text-primary);
    font-size: var(--fs-lg);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.quantity .minus:hover,
.quantity .plus:hover {
    background: var(--color-accent-muted);
    color: var(--color-accent);
}

/* Artist Active Badge */
.artist-badge-active {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--fs-xs);
    font-weight: 600;
    color: var(--color-success);
}

.artist-badge-inactive {
    color: var(--color-text-muted);
}

/* Grid Utilities */
.artdogg-grid {
    display: grid;
    gap: var(--space-lg);
}

.artdogg-grid-2 { grid-template-columns: repeat(2, 1fr); }
.artdogg-grid-3 { grid-template-columns: repeat(3, 1fr); }
.artdogg-grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .artdogg-grid-4 { grid-template-columns: repeat(2, 1fr); }
    .artdogg-grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .artdogg-grid-2,
    .artdogg-grid-3,
    .artdogg-grid-4 { grid-template-columns: 1fr; }
}

/* Container */
.artdogg-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Aspect Ratio Containers */
.aspect-portrait { aspect-ratio: 4 / 5; }
.aspect-landscape { aspect-ratio: 5 / 4; }
.aspect-square { aspect-ratio: 1 / 1; }

/* Pro Elements Loop Grid overrides */
.pro-elements-loop-grid {
    display: grid;
    gap: var(--space-lg);
}

.pro-elements-loop-grid .loop-grid-item {
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.pro-elements-loop-grid .loop-grid-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Taxonomy Filter (Pro Elements) */
.pro-elements-taxonomy-filter {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.pro-elements-taxonomy-filter .filter-group {
    flex: 1;
    min-width: 180px;
}

.pro-elements-taxonomy-filter label {
    font-family: var(--font-display);
    font-size: var(--fs-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xs);
}

.pro-elements-taxonomy-filter select {
    font-size: var(--fs-sm);
    padding: 0.75rem 2.5rem 0.75rem 1rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 16px;
    appearance: none;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: rgba(250, 250, 250, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border-light);
}

.site-header .artdogg-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.site-logo {
    font-family: var(--font-display);
    font-size: var(--fs-xl);
    font-weight: 700;
    color: var(--color-base-900);
    text-decoration: none;
}

.site-logo:hover {
    color: var(--color-accent);
}

.site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.site-nav a {
    font-family: var(--font-display);
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--color-text-primary);
    padding: var(--space-xs) 0;
    position: relative;
}

.site-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-base);
}

.site-nav a:hover::after {
    width: 100%;
}

.site-nav a:hover {
    color: var(--color-accent);
}

/* Footer */
.site-footer {
    background: var(--color-base-900);
    color: var(--color-base-200);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.site-footer a { color: var(--color-base-200); }
.site-footer a:hover { color: var(--color-accent); }

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

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

@media (max-width: 480px) {
    .footer-grid { grid-template-columns: 1fr; }
}

.footer-brand .site-logo { color: var(--color-base-100); }
.footer-brand p { color: var(--color-text-muted); font-size: var(--fs-sm); }

.footer-column h4 {
    font-family: var(--font-display);
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--color-base-100);
    margin-bottom: var(--space-md);
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column li { margin-bottom: var(--space-xs); }

.footer-bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-base-800);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

@media (max-width: 768px) {
    .mobile-menu-toggle { display: block; }
    .site-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--color-base-100);
        flex-direction: column;
        padding: var(--space-xl);
        gap: var(--space-md);
        border-bottom: 1px solid var(--color-border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    .site-nav.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
}

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

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }