/* ==========================================================================
   MY PLATES OR YOURS - Main Stylesheet
   Brand Colors from branding pack applied throughout
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Brand Colours)
   -------------------------------------------------------------------------- */
:root {
    /* Primary brand colours */
    --color-green-dark: #555C4B;
    --color-charcoal: #40413E;
    --color-beige: #E2DFD8;
    --color-grey-warm: #6F6B64;
    --color-tan: #C6A88E;
    --color-grey-cool: #A4A4A3;
    
    /* Semantic colours */
    --color-bg: #FAFAF8;
    --color-text: var(--color-charcoal);
    --color-text-light: var(--color-grey-warm);
    --color-accent: var(--color-green-dark);
    
    /* Typography */
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Jost', 'Helvetica Neue', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
}

/* --------------------------------------------------------------------------
   Reset & Base Styles
   -------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-body);
    font-weight: 300;
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-accent);
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    letter-spacing: 0.02em;
}

h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    letter-spacing: 0.03em;
}

p {
    max-width: 65ch;
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: rgba(250, 250, 248, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-beige);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-sm) var(--space-md);
}

.logo img {
    height: 60px;
    width: auto;
    transition: opacity var(--transition-fast);
}

.logo:hover img {
    opacity: 0.8;
}

.nav-links {
    display: flex;
    gap: var(--space-md);
}

.nav-links a {
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-light);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-accent);
    transition: width var(--transition-base);
}

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

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

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    transition: var(--transition-fast);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
    min-height: 70vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    text-align: center;
    padding: var(--space-lg) var(--space-md);
    margin-top: 80px;
}

.hero h1 {
    margin-bottom: var(--space-sm);
}

.hero-byline {
    font-family: var(--font-body);
    font-size: 1.1rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-grey-warm);
    margin-bottom: var(--space-sm);
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--color-text-light);
}

/* --------------------------------------------------------------------------
   Category Grid (Homepage)
   -------------------------------------------------------------------------- */
.gallery-preview {
    padding: 0 var(--space-md) var(--space-xl);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
    max-width: 1400px;
    margin: 0 auto;
}

.category-card {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    padding: var(--space-md);
}

.category-image {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-color: var(--color-beige);
    transition: transform var(--transition-base);
}

.category-card:hover .category-image {
    transform: scale(1.05);
}

.category-card h2 {
    position: relative;
    z-index: 1;
    color: white;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

/* --------------------------------------------------------------------------
   Gallery Page Layout
   -------------------------------------------------------------------------- */
.gallery-header {
    padding: calc(80px + var(--space-lg)) var(--space-md) var(--space-lg);
    text-align: center;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-sm);
    padding: 0 var(--space-md) var(--space-xl);
    max-width: 1600px;
    margin: 0 auto;
}

.gallery-item {
    aspect-ratio: 1;
    overflow: hidden;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.gallery-item:hover img {
    transform: scale(1.03);
}

/* --------------------------------------------------------------------------
   About Page
   -------------------------------------------------------------------------- */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    padding: calc(80px + var(--space-lg)) var(--space-md) var(--space-xl);
}

.about-content h1 {
    margin-bottom: var(--space-md);
}

.about-content p {
    margin-bottom: var(--space-sm);
    color: var(--color-text-light);
}

.about-content p:first-of-type {
    font-size: 1.2rem;
    color: var(--color-text);
}

.contact-details {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-beige);
}

.contact-details h2 {
    margin-bottom: var(--space-sm);
}

.contact-details a {
    color: var(--color-accent);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-fast);
}

.contact-details a:hover {
    border-color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
    background-color: var(--color-green-dark);
    color: var(--color-beige);
    padding: var(--space-md) var(--space-md);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-social a {
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: opacity var(--transition-fast);
}

.footer-social a:hover {
    opacity: 0.7;
}

.footer-copyright {
    font-size: 0.85rem;
    opacity: 0.7;
}

/* --------------------------------------------------------------------------
   Lightbox (for gallery images)
   -------------------------------------------------------------------------- */
.lightbox {
    position: fixed;
    inset: 0;
    background-color: rgba(64, 65, 62, 0.95);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: none;
    border: none;
    color: var(--color-beige);
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
}

/* --------------------------------------------------------------------------
   Responsive Design
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background-color: var(--color-bg);
        flex-direction: column;
        align-items: center;
        padding: var(--space-lg) var(--space-md);
        gap: var(--space-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
        border-bottom: 1px solid var(--color-beige);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
}

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