/**
 * David Macllian - Core Stylesheet
 * Primary design system and base styles
 */

/* CSS Variables */
:root {
    --color-primary: #1a365d;
    --color-primary-dark: #0f1f38;
    --color-accent: #c9a66b;
    --color-accent-light: #d4b87e;
    --color-bg: #faf8f5;
    --color-bg-alt: #f5f1e8;
    --color-text: #2d3748;
    --color-text-light: #718096;
    --color-border: #e2e0d8;
    --color-white: #ffffff;
    --color-error: #e53e3e;
    --color-success: #38a169;
    
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Libre Franklin', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

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

/* Top Banner */
.top-banner {
    background: var(--color-primary);
    color: var(--color-white);
    text-align: center;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    letter-spacing: 0.5px;
}

/* Header */
.site-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
}

.logo {
    flex-shrink: 0;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: -0.5px;
}

.logo-accent {
    color: var(--color-accent);
    font-weight: 400;
}

/* Navigation */
.main-nav {
    flex: 1;
}

.nav-list {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
}

.nav-list a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text);
    padding: var(--spacing-sm) 0;
    position: relative;
}

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

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

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

/* Search */
.search-wrapper {
    position: relative;
}

.search-form {
    display: flex;
    align-items: center;
}

.search-input {
    width: 180px;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: width var(--transition-normal), border-color var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-accent);
    width: 220px;
}

.search-btn {
    margin-left: -35px;
    padding: var(--spacing-sm);
    color: var(--color-text-light);
}

/* Currency Select */
.currency-select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    background: var(--color-white);
    cursor: pointer;
}

/* Cart Link */
.cart-link {
    position: relative;
    color: var(--color-text);
    display: flex;
    align-items: center;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--color-accent);
    color: var(--color-white);
    font-size: 0.6875rem;
    font-weight: 600;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
}

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

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
}

.mobile-menu.active {
    display: block;
}

.mobile-nav ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.mobile-nav a {
    font-size: 1.125rem;
    font-weight: 500;
    display: block;
    padding: var(--spacing-sm) 0;
}

.mobile-actions {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 300px);
}

/* Footer */
.site-footer {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.footer-newsletter {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    padding-bottom: var(--spacing-3xl);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-newsletter h3 {
    color: var(--color-white);
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.footer-newsletter p {
    color: rgba(255,255,255,0.7);
    margin-bottom: var(--spacing-lg);
}

.newsletter-form {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-input {
    flex: 1;
    padding: var(--spacing-md);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.1);
    color: var(--color-white);
    font-size: 0.9375rem;
}

.newsletter-input::placeholder {
    color: rgba(255,255,255,0.5);
}

.newsletter-btn {
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--color-accent);
    color: var(--color-white);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: background var(--transition-fast);
}

.newsletter-btn:hover {
    background: var(--color-accent-light);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
}

.footer-column h4 {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.footer-column a {
    color: rgba(255,255,255,0.7);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

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

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.875rem;
    color: rgba(255,255,255,0.5);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-accent-light);
    color: var(--color-white);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-outline {
    background: transparent;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
}

.btn-outline:hover {
    background: var(--color-accent);
    color: var(--color-white);
}

/* Form Elements */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    background: var(--color-white);
    transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-accent);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* Cards */
.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-image {
    aspect-ratio: 1;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.card-content {
    padding: var(--spacing-lg);
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.card-price {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-accent);
}

/* Grid */
.grid {
    display: grid;
    gap: var(--spacing-xl);
}

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

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.container-narrow {
    max-width: 800px;
}

/* Section */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title h2 {
    font-size: 2.25rem;
    margin-bottom: var(--spacing-sm);
}

.section-title p {
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Breadcrumbs */
.breadcrumbs {
    padding: var(--spacing-md) 0;
    font-size: 0.875rem;
    color: var(--color-text-light);
}

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

/* Notifications */
.notification {
    position: fixed;
    top: 100px;
    right: var(--spacing-xl);
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--color-success);
    color: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    animation: slideIn 0.3s ease;
}

.notification.error {
    background: var(--color-error);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

@media (max-width: 768px) {
    .header-container {
        padding: var(--spacing-md);
    }
    
    .main-nav,
    .search-wrapper,
    .currency-wrapper {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    
    .section {
        padding: var(--spacing-2xl) 0;
    }
}