/* ===================================
   1. CSS VARIABLES
   =================================== */
:root {
    /* Colors - Casual/Convenience Store Theme */
    --primary: #4ecdc4;
    --primary-dark: #3ba9a3;
    --primary-light: #6fd9d1;
    --secondary: #ff6b6b;
    --secondary-dark: #ee5a52;
    --accent: #ffe66d;
    --accent-dark: #f4d451;

    /* Neutrals */
    --dark: #2d3436;
    --dark-light: #636e72;
    --light: #f8f9fa;
    --white: #ffffff;
    --gray: #dfe6e9;
    --gray-dark: #b2bec3;

    /* Typography */
    --font-heading: 'Georgia', serif;
    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', sans-serif;

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

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

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
}

/* ===================================
   2. RESET & NORMALIZE
   =================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

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

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

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

ul, ol {
    list-style: none;
}

/* ===================================
   3. BASE STYLES
   =================================== */
.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: var(--radius-sm);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--dark-light);
    margin-top: var(--spacing-md);
}

/* ===================================
   4. NAVIGATION
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: transform var(--transition-normal), box-shadow 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-md);
}

.navbar__logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary);
    transition: color var(--transition-fast);
}

.navbar__logo:hover {
    color: var(--primary-dark);
}

.navbar__toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-xs);
}

.navbar__toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--dark);
    transition: transform var(--transition-fast);
    border-radius: var(--radius-sm);
}

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

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

.navbar__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition-normal);
}

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

.navbar__link:hover::after {
    width: 80%;
}

/* ===================================
   5. HERO SECTION
   =================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    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;
    animation: zoomIn 20s ease infinite alternate;
}

@keyframes zoomIn {
    from { transform: scale(1); }
    to { transform: scale(1.1); }
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(78, 205, 196, 0.85) 0%, rgba(255, 107, 107, 0.75) 100%);
}

.hero__content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--white);
    animation: fadeInUp 1s ease;
}

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

.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 8vw, 5rem);
    margin-bottom: var(--spacing-sm);
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.3);
}

.hero__subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    margin-bottom: var(--spacing-md);
    text-shadow: 1px 1px 5px rgba(0, 0, 0, 0.2);
}

.hero__rating {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    font-size: 1.125rem;
}

.rating-stars {
    display: flex;
    gap: 2px;
}

.star {
    color: #ddd;
    font-size: 1.5rem;
}

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

.star.half {
    background: linear-gradient(90deg, var(--accent) 50%, #ddd 50%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn--primary {
    background: var(--secondary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

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

.btn--secondary {
    background: var(--white);
    color: var(--primary);
    box-shadow: var(--shadow-md);
}

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

/* ===================================
   6. ABOUT SECTION
   =================================== */
.about {
    padding: var(--spacing-xl) 0;
    background: var(--light);
}

.about__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about__text p {
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
    color: var(--dark-light);
    line-height: 1.8;
}

.about__highlights {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.highlight {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.highlight:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.highlight__icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    border-radius: 50%;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.highlight__title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--dark);
}

.highlight__text {
    color: var(--dark-light);
}

.about__image {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

.about__image:hover img {
    transform: scale(1.05);
}

/* ===================================
   7. PRODUCTS SECTION
   =================================== */
.products {
    padding: var(--spacing-xl) 0;
}

.products__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.product-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    text-align: center;
    border: 2px solid transparent;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.product-card__icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
}

.product-card__title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

.product-card__description {
    color: var(--dark-light);
    line-height: 1.6;
}

.payment-info {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.payment-info__title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.payment-methods {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.payment-method {
    background: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    backdrop-filter: blur(10px);
}

/* ===================================
   8. REVIEWS SECTION
   =================================== */
.reviews {
    padding: var(--spacing-xl) 0;
    background: var(--light);
}

.reviews__stats {
    margin-bottom: var(--spacing-lg);
}

.rating-breakdown {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

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

.rating-bar__label {
    min-width: 50px;
    font-weight: 600;
    color: var(--dark-light);
}

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

.rating-bar__fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-dark), var(--accent));
    transition: width var(--transition-slow);
}

.rating-bar__count {
    min-width: 30px;
    text-align: right;
    color: var(--dark-light);
}

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

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

.review-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

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

.review-card__rating {
    display: flex;
    gap: 2px;
}

.review-card__date {
    color: var(--dark-light);
    font-size: 0.875rem;
}

.review-card__text {
    color: var(--dark-light);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    font-size: 1.0625rem;
}

.review-card__footer {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-wrap: wrap;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--gray);
}

.review-card__platform {
    font-weight: 600;
    color: var(--primary);
}

.review-card__badge {
    background: var(--accent);
    color: var(--dark);
    padding: 4px var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.review-card__reviews {
    color: var(--dark-light);
    font-size: 0.875rem;
}

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

.slider-btn {
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

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

/* ===================================
   9. HOURS SECTION
   =================================== */
.hours {
    padding: var(--spacing-xl) 0;
}

.hours__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

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

.hours__day {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--gray);
    transition: background var(--transition-fast);
}

.hours__day:last-child {
    border-bottom: none;
}

.hours__day:hover {
    background: var(--light);
}

.hours__day-name {
    font-weight: 600;
    color: var(--dark);
}

.hours__day-time {
    color: var(--primary);
    font-weight: 500;
}

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

.info-box {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    color: var(--white);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

.info-box:hover {
    transform: translateY(-5px);
}

.info-box__icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.info-box__title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.info-box__text {
    opacity: 0.9;
}

.busy-times {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.busy-times__title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

.busy-times__live {
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.busy-chart {
    margin-top: var(--spacing-md);
}

.busy-chart__day {
    display: flex;
    gap: 4px;
    margin-bottom: var(--spacing-xs);
}

.busy-bar {
    flex: 1;
    height: 60px;
    background: var(--gray);
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.busy-bar:hover {
    transform: translateY(-3px);
}

.busy-bar__fill {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, var(--primary-light), var(--primary));
    transition: height var(--transition-slow);
}

.busy-bar__label {
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.75rem;
    color: var(--dark);
    font-weight: 600;
}

/* ===================================
   10. CONTACT SECTION
   =================================== */
.contact {
    padding: var(--spacing-xl) 0;
    background: var(--light);
}

.contact__content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
}

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

.contact__item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.contact__item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.contact__icon {
    font-size: 2rem;
    color: var(--primary);
}

.contact__label {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--dark);
}

.contact__text {
    color: var(--dark-light);
    line-height: 1.6;
}

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

.contact__map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    height: 500px;
}

.map-embed {
    width: 100%;
    height: 100%;
}

/* ===================================
   11. FOOTER
   =================================== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: var(--spacing-xl) 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__title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-light);
}

.footer__text {
    color: var(--gray);
    line-height: 1.7;
}

.footer__rating {
    margin-top: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

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

.footer__links a,
.footer__hours li {
    color: var(--gray);
    transition: color var(--transition-fast);
}

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

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

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
    color: var(--gray);
    font-size: 0.875rem;
}

.footer__update {
    margin-top: var(--spacing-xs);
    color: var(--gray-dark);
}

/* ===================================
   12. SCROLL TO TOP BUTTON
   =================================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    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(-5px);
}

/* ===================================
   13. ANIMATIONS
   =================================== */
.fade-in {
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    animation: slideInLeft 0.6s ease forwards;
}

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    animation: slideInRight 0.6s ease forwards;
}

@keyframes slideInRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===================================
   14. RESPONSIVE - MOBILE FIRST
   =================================== */
@media (max-width: 767px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .navbar__toggle {
        display: flex;
    }

    .navbar__menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }

    .navbar__menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .hero {
        min-height: 500px;
    }

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

    .btn {
        width: 100%;
        max-width: 300px;
    }

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

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

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

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

    .contact__map {
        height: 300px;
    }

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

@media (min-width: 768px) and (max-width: 1023px) {
    .container {
        max-width: 720px;
    }

    .about__content {
        gap: var(--spacing-md);
    }

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

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

@media (min-width: 1024px) and (max-width: 1439px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1440px) {
    .container {
        max-width: 1140px;
    }
}

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

:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: var(--white);
    padding: var(--spacing-sm);
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}