/* ===================================
   CSS Variables
   =================================== */
:root {
    /* Colors - Barbecue/Fast Food Theme */
    --primary-color: #D32F2F;
    --primary-dark: #B71C1C;
    --primary-light: #FF6659;
    --secondary-color: #FFA726;
    --secondary-dark: #F57C00;
    --secondary-light: #FFB74D;

    /* Neutral Colors */
    --dark: #1a1a1a;
    --dark-gray: #2c2c2c;
    --medium-gray: #666666;
    --light-gray: #e0e0e0;
    --lighter-gray: #f5f5f5;
    --white: #ffffff;

    /* Accent Colors */
    --success: #4CAF50;
    --warning: #FF9800;
    --info: #2196F3;

    /* Typography */
    --font-primary: 'Georgia', serif;
    --font-secondary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.2);
    --shadow-xl: 0 12px 24px rgba(0,0,0,0.25);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

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

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

body {
    font-family: var(--font-secondary);
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--white);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    line-height: 1.2;
    font-weight: 700;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }

/* ===================================
   Utility Classes
   =================================== */
.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    color: var(--medium-gray);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.section-divider {
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    margin: var(--spacing-sm) auto;
    border-radius: var(--radius-sm);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

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

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

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

.btn-secondary:hover {
    background: var(--secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

/* Stars Rating */
.stars {
    display: inline-flex;
    gap: 2px;
}

.star {
    color: var(--light-gray);
    font-size: 1.2rem;
}

.star.filled {
    color: var(--secondary-color);
}

.star.half {
    color: var(--secondary-color);
    position: relative;
}

.star.half::after {
    content: '★';
    position: absolute;
    left: 0;
    color: var(--light-gray);
    width: 50%;
    overflow: hidden;
}

.stars.large .star {
    font-size: 1.5rem;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-sm);
}

.navbar__logo {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.navbar__menu {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.navbar__link {
    color: var(--dark);
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.navbar__link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-normal);
}

.navbar__link:hover,
.navbar__link.active {
    color: var(--primary-color);
}

.navbar__link:hover::after,
.navbar__link.active::after {
    width: 100%;
}

.navbar__toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.navbar__toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark);
    transition: all var(--transition-fast);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    overflow: hidden;
}

.hero__background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.4), rgba(0,0,0,0.6));
}

.hero__content {
    text-align: center;
    z-index: 1;
    animation: fadeInUp 1s ease;
}

.hero__title {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero__subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-primary);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.hero__rating {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.hero__rating-text {
    font-size: 1.1rem;
}

.hero__buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===================================
   About Section
   =================================== */
.about {
    padding: var(--spacing-xl) 0;
    background: var(--lighter-gray);
}

.about__text {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    text-align: center;
}

.about__text p {
    margin-bottom: var(--spacing-sm);
    color: var(--medium-gray);
    font-size: 1.1rem;
    line-height: 1.8;
}

.about__features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-card__icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card__title {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.feature-card__text {
    color: var(--medium-gray);
}

/* ===================================
   Menu Section
   =================================== */
.menu {
    padding: var(--spacing-xl) 0;
}

.menu__categories {
    display: grid;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.menu-item {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    border: 2px solid var(--light-gray);
    transition: all var(--transition-normal);
}

.menu-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.menu-item__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.menu-item__name {
    color: var(--dark);
    font-size: 1.5rem;
}

.menu-item__badge {
    background: var(--light-gray);
    color: var(--medium-gray);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
}

.menu-item__badge.popular {
    background: var(--primary-color);
    color: var(--white);
}

.menu-item__description {
    color: var(--medium-gray);
    margin-bottom: var(--spacing-sm);
}

.menu-item__price {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.2rem;
}

.menu__info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.info-card {
    background: var(--lighter-gray);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
}

.info-card h4 {
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
}

.price-range {
    font-size: 1.3rem;
    color: var(--primary-color);
    font-weight: 700;
}

/* ===================================
   Gallery Section
   =================================== */
.gallery {
    padding: var(--spacing-xl) 0;
    background: var(--lighter-gray);
}

.gallery__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-sm);
}

.gallery__item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    cursor: pointer;
    aspect-ratio: 4/3;
}

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

.gallery__item:hover img {
    transform: scale(1.1);
}

.gallery__item::after {
    content: '🔍';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2rem;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.gallery__item:hover::after {
    opacity: 1;
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.95);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox__image {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
}

.lightbox__close,
.lightbox__prev,
.lightbox__next {
    position: absolute;
    background: rgba(255,255,255,0.2);
    border: none;
    color: var(--white);
    font-size: 2rem;
    cursor: pointer;
    padding: var(--spacing-sm);
    transition: background var(--transition-fast);
    border-radius: var(--radius-md);
}

.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover {
    background: rgba(255,255,255,0.3);
}

.lightbox__close {
    top: 20px;
    right: 20px;
}

.lightbox__prev {
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox__next {
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

/* ===================================
   Reviews Section
   =================================== */
.reviews {
    padding: var(--spacing-xl) 0;
}

.reviews__summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.reviews__score {
    text-align: center;
}

.score-number {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    line-height: 1;
}

.score-text {
    margin-top: var(--spacing-sm);
    color: var(--medium-gray);
}

.reviews__distribution {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.rating-bar {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.rating-label {
    min-width: 30px;
    font-weight: 600;
    color: var(--medium-gray);
}

.bar {
    flex: 1;
    height: 8px;
    background: var(--light-gray);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    background: var(--secondary-color);
    transition: width var(--transition-slow);
}

.rating-count {
    min-width: 40px;
    text-align: right;
    font-size: 0.9rem;
    color: var(--medium-gray);
}

.reviews__slider {
    position: relative;
    overflow: hidden;
    margin-top: var(--spacing-lg);
}

.review-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-md);
}

.review-card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.review-card__date {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

.review-card__text {
    color: var(--dark);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
    font-style: italic;
}

.review-card__rating-details {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xs);
}

.review-card__rating-details span {
    background: var(--lighter-gray);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--medium-gray);
}

.review-card__context {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.review-card__context span {
    background: var(--light-gray);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--medium-gray);
}

.reviews__controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.slider-btn {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.slider-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

/* ===================================
   Amenities Section
   =================================== */
.amenities {
    padding: var(--spacing-xl) 0;
    background: var(--lighter-gray);
}

.amenities__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.amenity-item {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.amenity-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.amenity-item h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.amenity-item ul {
    list-style: none;
}

.amenity-item li {
    padding: 0.25rem 0;
    color: var(--medium-gray);
    position: relative;
    padding-left: 1.5rem;
}

.amenity-item li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: 700;
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: var(--spacing-xl) 0;
}

.contact__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

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

.info-block {
    background: var(--lighter-gray);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
}

.info-block h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.info-block p {
    color: var(--medium-gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.info-block a {
    color: var(--primary-color);
    font-weight: 600;
}

.hours-list {
    list-style: none;
}

.hours-list li {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--light-gray);
}

.hours-list li:last-child {
    border-bottom: none;
}

.hours-list span:first-child {
    font-weight: 600;
    color: var(--dark);
}

.hours-list span:last-child {
    color: var(--medium-gray);
}

.contact__map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contact__map iframe {
    width: 100%;
    height: 400px;
    border: none;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer__brand h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.footer__brand p {
    color: var(--light-gray);
}

.footer__links h4,
.footer__contact h4 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.footer__links ul {
    list-style: none;
}

.footer__links li {
    margin-bottom: var(--spacing-xs);
}

.footer__links a {
    color: var(--light-gray);
    transition: color var(--transition-fast);
}

.footer__links a:hover {
    color: var(--primary-color);
}

.footer__contact p {
    color: var(--light-gray);
    margin-bottom: var(--spacing-xs);
}

.footer__bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--dark-gray);
    color: var(--light-gray);
}

/* ===================================
   Scroll to Top Button
   =================================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

/* ===================================
   Animations
   =================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fade-in {
    animation: fadeIn 0.8s ease;
}

.fade-in-up {
    animation: fadeInUp 0.8s ease;
}

/* ===================================
   Responsive Design
   =================================== */

/* Tablet (768px - 1023px) */
@media (max-width: 1023px) {
    .container {
        max-width: 720px;
    }

    .hero {
        height: 80vh;
    }

    .hero__title {
        font-size: 3rem;
    }

    .navbar__menu {
        gap: var(--spacing-sm);
    }
}

/* Mobile (320px - 767px) */
@media (max-width: 767px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    /* Navigation */
    .navbar__toggle {
        display: flex;
    }

    .navbar__menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-md);
        transition: left var(--transition-normal);
    }

    .navbar__menu.active {
        left: 0;
    }

    /* Hero */
    .hero {
        height: 70vh;
        min-height: 500px;
    }

    .hero__title {
        font-size: 2.5rem;
    }

    .hero__subtitle {
        font-size: 1.2rem;
    }

    .hero__buttons {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .btn {
        width: 100%;
    }

    /* Sections */
    .about,
    .menu,
    .gallery,
    .reviews,
    .amenities,
    .contact {
        padding: var(--spacing-md) 0;
    }

    /* Gallery */
    .gallery__grid {
        grid-template-columns: 1fr;
    }

    /* Reviews */
    .reviews__summary {
        grid-template-columns: 1fr;
    }

    .review-card__header {
        flex-direction: column;
        align-items: flex-start;
    }

    /* Contact */
    .contact__content {
        grid-template-columns: 1fr;
    }

    /* Footer */
    .footer__content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    /* Lightbox */
    .lightbox__prev,
    .lightbox__next {
        font-size: 1.5rem;
        padding: 0.5rem;
    }

    .lightbox__prev {
        left: 10px;
    }

    .lightbox__next {
        right: 10px;
    }

    /* Scroll Top */
    .scroll-top {
        width: 40px;
        height: 40px;
        bottom: 20px;
        right: 20px;
        font-size: 1.2rem;
    }
}

/* Wide screens (1440px+) */
@media (min-width: 1440px) {
    .container {
        max-width: 1320px;
    }
}

/* High resolution displays */
@media (min-resolution: 2dppx) {
    img {
        image-rendering: -webkit-optimize-contrast;
    }
}