/* ========================================
   Nova Café — Styles
   ======================================== */

/* CSS Variables */
:root {
    --color-bg: #ffffff;
    --color-surface: #fafafa;
    --color-text: #1a1a1a;
    --color-text-muted: #6b6b6b;
    --color-accent: #8b5a2b;
    --color-accent-hover: #6f441e;
    --color-accent-light: #f5efe6;
    --color-border: #e5e5e5;
    --color-white: #ffffff;
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Outfit', sans-serif;
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.10);
    
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --max-width: 1200px;
    --header-height: 72px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

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;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-text);
}

p {
    margin-bottom: 1rem;
}

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

ul, ol {
    list-style: none;
}

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

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

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

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Section */
.section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
}

/* Header / Navigation */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--color-text);
    text-decoration: none;
}

.nav-logo-icon {
    font-size: 1.75rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 400;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-text);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    border: none;
    background: none;
}

.nav-toggle-line {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

/* Hero */
.hero {
    position: relative;
    height: 80vh;
    min-height: 600px;
    background: linear-gradient(
        135deg,
        #6b4226 0%,
        #8b5a2b 50%,
        #a67c52 100%
    );
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: url('https://images.unsplash.com/photo-1447933601403-0c6190d59c43?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
    opacity: 0.55;
    z-index: 1;
    transform: scale(1.05);
    animation: hero-zoom var(--transition-slow) infinite alternate;
}

@keyframes hero-zoom {
    from { transform: scale(1.05); }
    to { transform: scale(1.12); }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--color-white);
    max-width: 700px;
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 900;
    color: var(--color-white);
    margin-bottom: 1.25rem;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    font-weight: 300;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all var(--transition-base);
    border: 2px solid;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    border-color: var(--color-white);
    color: var(--color-white);
}

.btn-outline:hover {
    background: var(--color-white);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* Menu */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.menu-category {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 2rem;
    border: 1px solid var(--color-border);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.menu-category:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.menu-category-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--color-accent);
}

.menu-items {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.menu-item {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
}

.menu-item:last-child {
    border-bottom: none;
}

.menu-item-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.menu-item-name {
    font-weight: 600;
    font-size: 1rem;
}

.menu-item-desc {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

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

/* About */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--color-text-muted);
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.about-feature-icon {
    font-size: 1.25rem;
    color: var(--color-accent);
    margin-top: 0.125rem;
}

.about-feature-text {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
}

.about-image {
    height: 400px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.about-image-placeholder {
    height: 100%;
    width: 100%;
    background: linear-gradient(
        135deg,
        #e8dfd8 0%,
        #d8cabd 100%
    );
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 1.125rem;
    font-style: italic;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h2 {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.contact-item-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-item div {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.contact-item strong {
    font-size: 1rem;
    color: var(--color-text);
}

.contact-item span {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9375rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.9375rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(139, 90, 43, 0.1);
}

/* Footer */
.footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 3rem 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--color-text);
}

.footer-tagline {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

.footer-copyright {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-links {
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-white);
        border-bottom: 1px solid var(--color-border);
        padding: 1rem;
        gap: 1rem;
        display: none;
        box-shadow: var(--shadow-md);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-toggle-line.active:nth-child(1) {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .nav-toggle-line.active:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle-line.active:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .menu-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .nav-links {
        padding: 1rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .menu-category {
        padding: 1.5rem;
    }
    
    .about-image {
        height: 300px;
    }
}

/* Focus visible for accessibility */
:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .hero-overlay {
        animation: none;
        transform: scale(1);
    }
}