/* ==========================================
   Cafè Nook Berlin - Main Stylesheet
   Modern, Beautiful, Professional Design
   ========================================== */

/* ========== CSS Variables ========== */
:root {
    /* Color Palette - Warm, Cozy Cafe Theme */
    --primary-color: #8B4513;        /* Saddle Brown - Coffee */
    --secondary-color: #D2691E;      /* Chocolate */
    --accent-color: #F4A460;         /* Sandy Brown */
    --dark-color: #2C1810;           /* Dark Coffee */
    --light-color: #FFF8DC;          /* Cornsilk */
    --cream-color: #FFFAF0;          /* Floral White */
    --text-dark: #333333;
    --text-light: #666666;
    --border-color: #E0D5C7;
    --success-color: #4CAF50;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Poppins', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

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

/* ========== Global Resets & Base Styles ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    line-height: 1.7;
    background-color: var(--cream-color);
    overflow-x: hidden;
}

/* ========== Typography ========== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--dark-color);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.75rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

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

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

/* ========== Utility Classes ========== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

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

.section-title {
    font-size: 2.75rem;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-color);
}

.title-underline {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    margin: 0 auto var(--spacing-sm);
    border-radius: 2px;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ========== Buttons ========== */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
}

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

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

/* ========== Navigation ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: var(--transition-fast);
    border-radius: 2px;
}

/* ========== Hero Section ========== */
.hero {
    height: 100vh;
    min-height: 600px;
    background: linear-gradient(rgba(44, 24, 16, 0.5), rgba(44, 24, 16, 0.4)),
                url('../images/source/hero-1.jpg') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    color: white;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.5));
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: var(--spacing-md);
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: 1.75rem;
    font-weight: 300;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
    font-style: italic;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.95;
}

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

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: white;
    opacity: 0.8;
    animation: bounce 2s infinite;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: white;
    border-radius: 2px;
}

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

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

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

.feature-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--light-color);
    border-radius: 15px;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

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

.feature-item h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--primary-color);
}

.feature-item p {
    font-size: 0.95rem;
    color: var(--text-light);
}

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

.menu-categories {
    display: grid;
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.menu-category {
    background: white;
    padding: var(--spacing-md);
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.category-title {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
    padding-bottom: var(--spacing-xs);
    border-bottom: 3px solid var(--accent-color);
}

.category-subtitle {
    font-size: 0.95rem;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: var(--spacing-md);
}

.menu-items {
    display: grid;
    gap: var(--spacing-md);
}

.menu-item {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

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

.menu-item:hover {
    padding-left: var(--spacing-xs);
}

.item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

.item-header h4 {
    font-size: 1.2rem;
    color: var(--dark-color);
}

.price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.item-description {
    color: var(--text-light);
    font-size: 0.95rem;
}

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

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

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    cursor: pointer;
    aspect-ratio: 4/3;
}

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

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(139, 69, 19, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

.gallery-icon {
    font-size: 3rem;
    color: white;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox-image {
    max-width: 90%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 10px;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid white;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    padding: 1rem;
    transition: var(--transition-fast);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close {
    top: 20px;
    right: 20px;
}

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

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

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background: white;
    color: var(--primary-color);
}

.lightbox-counter {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 1.1rem;
    background: rgba(0, 0, 0, 0.5);
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
}

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

.google-rating {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.stars {
    font-size: 2rem;
    color: #FFA500;
    letter-spacing: 3px;
}

.rating-text {
    font-size: 1.1rem;
    color: var(--text-light);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.review-card {
    background: white;
    padding: var(--spacing-md);
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition-normal);
    border-left: 4px solid var(--accent-color);
}

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

.review-stars {
    color: #FFA500;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 2px;
}

.review-text {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.review-author {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--text-light);
}

.review-author strong {
    color: var(--primary-color);
}

.review-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ========== Location Section ========== */
.location {
    padding: var(--spacing-xl) 0;
    background: white;
}

.location-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

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

.info-item h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.info-item p {
    font-size: 1.05rem;
    line-height: 1.8;
}

.info-item strong {
    color: var(--dark-color);
}

.location-map {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.location-map iframe {
    width: 100%;
    height: 100%;
    min-height: 450px;
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

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

.contact-item {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition-normal);
}

.contact-item:hover {
    transform: translateX(5px);
}

.contact-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.contact-details h3 {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.contact-details a {
    font-size: 1.05rem;
    display: block;
    margin-bottom: var(--spacing-xs);
}

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

.social-link {
    padding: 0.5rem 1rem;
    background: var(--primary-color);
    color: white;
    border-radius: 25px;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--secondary-color);
    color: white;
    transform: translateY(-2px);
}

/* Contact Form */
.contact-form-container {
    background: white;
    padding: var(--spacing-md);
    border-radius: 15px;
    box-shadow: var(--shadow);
}

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

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(139, 69, 19, 0.1);
}

.form-group textarea {
    resize: vertical;
}

/* ========== Footer ========== */
.footer {
    background: var(--dark-color);
    color: 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-md);
    margin-bottom: var(--spacing-md);
}

.footer-section h3 {
    color: var(--accent-color);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.footer-section p,
.footer-section ul {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-fast);
}

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

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

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    color: white;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 25px;
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background: var(--accent-color);
    color: var(--dark-color);
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-10px) translateX(-50%);
    }
    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

/* ========== Smooth Scrolling Offset for Fixed Nav ========== */
section {
    scroll-margin-top: 80px;
}