/* ==========================================================================
   Saguaro Restaurant - Styles
   Desert-modern premium restaurant website
   ========================================================================== */

/* CSS Variables - Easy customization of colors and typography */
:root {
    /* Desert-inspired color palette */
    --color-sand: #E8DFD5;
    --color-sand-light: #F5F1EC;
    --color-clay: #C4A77D;
    --color-clay-dark: #A68B5B;
    --color-terracotta: #C17F59;
    --color-charcoal: #2C2C2C;
    --color-charcoal-light: #3D3D3D;
    --color-warm-white: #FAF8F5;
    --color-cream: #F0EBE3;

    /* Typography */
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Inter', -apple-system, sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.7;
    color: var(--color-charcoal);
    background-color: var(--color-warm-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ==========================================================================
   Typography
   ========================================================================== */
.section-label {
    display: block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-clay-dark);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 300;
    line-height: 1.2;
    color: var(--color-charcoal);
    margin-bottom: var(--space-lg);
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    background: linear-gradient(to bottom, rgba(0,0,0,0.3), transparent);
    transition: background var(--transition-smooth);
}

.nav.scrolled {
    background: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 rgba(0,0,0,0.05);
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 400;
    color: var(--color-warm-white);
    letter-spacing: 0.05em;
    transition: color var(--transition-fast);
}

.nav.scrolled .nav-logo {
    color: var(--color-charcoal);
}

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

.nav-links a {
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: var(--color-warm-white);
    opacity: 0.9;
    transition: opacity var(--transition-fast), color var(--transition-fast);
}

.nav.scrolled .nav-links a {
    color: var(--color-charcoal);
}

.nav-links a:hover {
    opacity: 1;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

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

.btn-primary:hover {
    background: var(--color-charcoal-light);
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--color-warm-white);
    border: 1px solid rgba(255,255,255,0.5);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.8);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform-origin: center;
    transition: transform 0.1s ease-out;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0,0,0,0.3) 0%,
        rgba(0,0,0,0.4) 50%,
        rgba(0,0,0,0.6) 100%
    );
}

.hero-content {
    text-align: center;
    color: var(--color-warm-white);
    z-index: 1;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 1s ease forwards 0.3s;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(4rem, 12vw, 10rem);
    font-weight: 300;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-sm);
    text-shadow: 0 2px 40px rgba(0,0,0,0.3);
}

.hero-tagline {
    font-family: var(--font-display);
    font-size: clamp(1rem, 2vw, 1.5rem);
    font-weight: 300;
    font-style: italic;
    letter-spacing: 0.1em;
    opacity: 0.9;
    margin-bottom: var(--space-lg);
}

.hero-cta {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    animation: fadeUp 1s ease forwards 1s;
}

.scroll-indicator span {
    display: block;
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-warm-white), transparent);
    animation: scrollPulse 2s ease infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.8); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about {
    padding: var(--space-xl) 0;
    background: var(--color-warm-white);
}

.about .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.about-content {
    opacity: 0;
    transform: translateY(40px);
    transition: all var(--transition-slow);
}

.about-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.about-text p {
    font-size: 1.125rem;
    color: var(--color-charcoal-light);
    margin-bottom: var(--space-md);
}

.about-image {
    position: relative;
    opacity: 0;
    transform: translateX(40px);
    transition: all var(--transition-slow) 0.2s;
}

.about-image.visible {
    opacity: 1;
    transform: translateX(0);
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 2px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.1);
}

.about-image::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 1px solid var(--color-clay);
    border-radius: 2px;
    z-index: -1;
}

/* ==========================================================================
   Menu Section
   ========================================================================== */
.menu {
    padding: var(--space-xl) 0;
    background: var(--color-cream);
}

.menu .container {
    text-align: center;
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.menu-card {
    background: var(--color-warm-white);
    border-radius: 2px;
    overflow: hidden;
    transition: all var(--transition-smooth);
    opacity: 0;
    transform: translateY(30px);
    cursor: pointer;
}

.menu-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.menu-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.12);
}

/* Subtle glow effect on hover */
.menu-card::after {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity var(--transition-smooth);
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
        rgba(196, 167, 125, 0.15) 0%,
        transparent 50%);
    pointer-events: none;
}

.menu-card:hover::after {
    opacity: 1;
}

.menu-card {
    position: relative;
}

.menu-card-image {
    height: 200px;
    overflow: hidden;
}

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

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

.menu-card-content {
    padding: var(--space-md);
    text-align: left;
}

.menu-card-content h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: var(--space-xs);
    color: var(--color-charcoal);
}

.menu-card-content p {
    font-size: 0.875rem;
    color: var(--color-charcoal-light);
    margin-bottom: var(--space-sm);
}

.price {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--color-clay-dark);
}

/* ==========================================================================
   Gallery Section
   ========================================================================== */
.gallery {
    padding: var(--space-xl) 0;
    background: var(--color-warm-white);
}

.gallery .container {
    text-align: center;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.gallery-item {
    position: relative;
    height: 300px;
    overflow: hidden;
    border-radius: 2px;
    opacity: 0;
    transform: scale(0.95);
    transition: all var(--transition-smooth);
}

.gallery-item.visible {
    opacity: 1;
    transform: scale(1);
}

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

.gallery-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0);
    transition: background var(--transition-smooth);
    z-index: 1;
}

.gallery-item:hover::before {
    background: rgba(0,0,0,0.1);
}

.gallery-item:hover img {
    transform: scale(1.08);
}

/* ==========================================================================
   Location Section
   ========================================================================== */
.location {
    padding: var(--space-xl) 0;
    background: var(--color-sand-light);
}

.location .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.location-details {
    margin-top: var(--space-md);
}

.location-info {
    display: grid;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.info-block h4 {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-clay-dark);
    margin-bottom: var(--space-xs);
}

.info-block p {
    font-size: 1rem;
    color: var(--color-charcoal);
    line-height: 1.8;
}

.location-map {
    height: 400px;
    background: var(--color-sand);
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-smooth);
}

.location-map:hover {
    box-shadow: 0 20px 60px rgba(0,0,0,0.1);
}

.map-placeholder {
    text-align: center;
    color: var(--color-charcoal-light);
}

.map-placeholder svg {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-sm);
    stroke: var(--color-clay-dark);
}

.map-placeholder span {
    display: block;
    font-size: 0.875rem;
    letter-spacing: 0.05em;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    position: relative;
    padding: var(--space-lg) 0 var(--space-md);
    background: var(--color-charcoal);
    color: var(--color-warm-white);
    overflow: hidden;
}

.footer-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg,
        transparent,
        var(--color-clay) 20%,
        var(--color-terracotta) 50%,
        var(--color-clay) 80%,
        transparent
    );
    animation: glowPulse 3s ease infinite;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 300;
    letter-spacing: 0.1em;
}

.footer-brand p {
    font-size: 0.875rem;
    opacity: 0.6;
    margin-top: var(--space-xs);
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    transition: all var(--transition-smooth);
}

.footer-social a:hover {
    border-color: var(--color-clay);
    background: rgba(196, 167, 125, 0.1);
    transform: translateY(-3px);
}

.footer-social svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-warm-white);
    transition: stroke var(--transition-fast);
}

.footer-social a:hover svg {
    stroke: var(--color-clay);
}

.footer-bottom {
    padding-top: var(--space-md);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.75rem;
    opacity: 0.5;
    letter-spacing: 0.05em;
}

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

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

@media (max-width: 768px) {
    :root {
        --space-lg: 3rem;
        --space-xl: 5rem;
    }

    .nav {
        padding: var(--space-sm) var(--space-md);
    }

    .nav-links {
        display: none;
    }

    .about .container,
    .location .container {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .about-image {
        order: -1;
    }

    .about-image::before {
        display: none;
    }

    .about-image img {
        height: 350px;
    }

    .menu-grid {
        grid-template-columns: 1fr;
    }

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

    .gallery-item {
        height: 200px;
    }

    .footer-content {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 280px;
    }
}

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

    .gallery-item {
        height: 250px;
    }

    .location-map {
        height: 300px;
    }
}

/* ==========================================================================
   Accessibility & Reduced Motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Focus styles for keyboard navigation */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--color-clay);
    outline-offset: 4px;
}