/* ===========================
   CSS Reset & Base Styles
   =========================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette - Warm & Modern with Green */
    --primary: #d4764a;
    --primary-dark: #b85e36;
    --primary-light: #e89670;
    --secondary: #2c3e50;
    --text-dark: #1a1a1a;
    --text-medium: #4a4a4a;
    --text-light: #7a7a7a;
    --bg-white: #ffffff;
    --bg-cream: #e8f5e8;
    --bg-light: #d4ead4;
    --accent: #f4a261;
    --success: #2a9d8f;
    --error: #e76f51;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-heading: 'Georgia', 'Times New Roman', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;
    
    /* Transitions */
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

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

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

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

ul {
    list-style: none;
}

/* ===========================
   Utility Classes
   =========================== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.hidden {
    display: none !important;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    margin: var(--spacing-sm) auto 0;
    border-radius: 2px;
}

/* ===========================
   Navigation
   =========================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: 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);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.5px;
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    z-index: 1001;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--bg-white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    transition: right 0.4s ease;
}

.nav-menu.active {
    right: 0;
}

.nav-link {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-dark);
    padding: var(--spacing-sm);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background-color: var(--primary);
    transition: transform 0.3s ease;
}

.nav-link:hover::after,
.nav-link:focus::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-link-cta {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--bg-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 50px;
    font-weight: 600;
}

.nav-link-cta::after {
    display: none;
}

.nav-link-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(212, 118, 74, 0.4);
}

/* ===========================
   Hero Section
   =========================== */

.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(44, 62, 80, 0.7), rgba(212, 118, 74, 0.6));
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--bg-white);
    padding: var(--spacing-md);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 1s ease;
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 300;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 1s ease 0.2s backwards;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.scroll-indicator {
    display: none;
}

/* ===========================
   Image Placeholder Styles
   =========================== */

.image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-cream), var(--bg-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
}

.image-placeholder svg {
    width: 80px;
    height: 80px;
    opacity: 0.3;
}

.hero .image-placeholder svg {
    width: 120px;
    height: 120px;
}

/* ===========================
   Button Styles
   =========================== */

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    text-align: center;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--bg-white);
    box-shadow: 0 4px 15px rgba(212, 118, 74, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(212, 118, 74, 0.4);
}

.btn-primary:active {
    transform: translateY(-1px);
}

/* ===========================
   About Section
   =========================== */

.about {
    padding: var(--spacing-xxl) 0;
    background-color: var(--bg-white);
}

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

.about-card {
    background-color: var(--bg-cream);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
    display: grid;
    grid-template-columns: 40% 60%;
    gap: 0;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.about-image {
    width: 100%;
    height: 100%;
    min-height: 400px;
    overflow: hidden;
}

.about-content {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.about-content h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

.about-content p {
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-content p:last-child {
    margin-bottom: 0;
}

/* ===========================
   Videos Section
   =========================== */

.videos {
    padding: var(--spacing-xxl) 0;
    background-color: var(--bg-light);
}

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

.video-card {
    background-color: var(--bg-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.video-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-card h3 {
    padding: var(--spacing-md);
    font-size: 1.25rem;
    color: var(--text-dark);
    text-align: center;
}

/* ===========================
   Gluren bij de Buren Section (Collapsible)
   =========================== */

.gluren {
    padding: var(--spacing-xxl) 0;
    background-color: var(--bg-white);
}

.gluren-header {
    cursor: pointer;
    user-select: none;
    transition: var(--transition);
}

.gluren-header:hover {
    opacity: 0.8;
}

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

.gluren-arrow {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
    display: inline-block;
}

.gluren-arrow.open {
    transform: rotate(180deg);
}

.gluren-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease;
}

.gluren-content.open {
    max-height: 3000px;
    margin-top: var(--spacing-lg);
}

/* ===========================
   Eigen Werk Section
   =========================== */

.eigen-werk {
    padding: var(--spacing-xxl) 0;
    background-color: var(--bg-light);
}

.eigen-werk-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    color: var(--text-medium);
    font-size: 1.1rem;
}

.eigen-werk-card {
    border: 3px solid var(--primary);
    box-shadow: 0 8px 30px rgba(212, 118, 74, 0.2);
}

.eigen-werk-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(212, 118, 74, 0.3);
}

/* ===========================
   Repertoire Section
   =========================== */

.repertoire {
    padding: var(--spacing-xxl) 0;
    background-color: var(--bg-white);
}

.repertoire-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    color: var(--text-medium);
    font-size: 1.1rem;
}

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

.repertoire-category {
    background-color: var(--bg-cream);
    padding: var(--spacing-md);
    border-radius: 15px;
    border-left: 4px solid var(--primary);
}

.repertoire-category h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

.repertoire-category ul {
    list-style: none;
}

.repertoire-category li {
    padding: var(--spacing-xs) 0;
    color: var(--text-medium);
    position: relative;
    padding-left: var(--spacing-md);
}

.repertoire-category li::before {
    content: '♫';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-size: 1.2rem;
}

.repertoire-note {
    margin-top: var(--spacing-xl);
    text-align: center;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, rgba(212, 118, 74, 0.1), rgba(244, 162, 97, 0.1));
    border-radius: 15px;
}

.repertoire-note p {
    color: var(--text-medium);
    font-size: 1rem;
}

.repertoire-note strong {
    color: var(--primary);
}

/* ===========================
   Reviews Section
   =========================== */

.reviews {
    padding: var(--spacing-xxl) 0;
    background-color: var(--bg-white);
}

.reviews-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    color: var(--text-medium);
    font-size: 1.1rem;
}

.reviews-display {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xxl);
}

.review-card {
    background-color: var(--bg-cream);
    border-radius: 15px;
    padding: var(--spacing-md);
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.review-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.review-header {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.review-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.review-avatar span {
    color: var(--bg-white);
    font-weight: 700;
    font-size: 1.1rem;
}

.review-info {
    flex: 1;
}

.review-info h3 {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.review-stars {
    margin-bottom: 0.25rem;
}

.star {
    color: #ddd;
    font-size: 1.2rem;
}

.star.filled {
    color: #ffc107;
}

.review-date {
    font-size: 0.85rem;
    color: var(--text-light);
}

.review-content p {
    color: var(--text-medium);
    line-height: 1.7;
    font-style: italic;
}

/* No Reviews Message */
.no-reviews-message {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--bg-cream);
    border-radius: 20px;
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
}

.no-reviews-message.hidden {
    display: none;
}

.no-reviews-icon {
    margin-bottom: var(--spacing-md);
}

.no-reviews-icon svg {
    width: 60px;
    height: 60px;
    color: var(--primary);
    opacity: 0.5;
    margin: 0 auto;
}

.no-reviews-message h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.no-reviews-message p {
    color: var(--text-medium);
    font-size: 1rem;
}

/* Review Form */
.review-form-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--bg-light);
    padding: var(--spacing-lg);
    border-radius: 20px;
}

.review-form-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.review-form-subtitle {
    text-align: center;
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
}

/* Star Rating Input */
.star-rating {
    display: flex;
    flex-direction: row-reverse;
    justify-content: flex-end;
    gap: 0.25rem;
}

.star-rating input {
    display: none;
}

.star-rating label {
    cursor: pointer;
    font-size: 2rem;
    color: #ddd;
    transition: var(--transition);
}

.star-rating label:hover,
.star-rating label:hover ~ label,
.star-rating input:checked ~ label {
    color: #ffc107;
}

.char-count {
    display: block;
    text-align: right;
    color: var(--text-light);
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

/* ===========================
   Booking Section
   =========================== */

.booking {
    padding: var(--spacing-xxl) 0;
    background-color: var(--bg-light);
}

.booking-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    color: var(--text-medium);
    font-size: 1.1rem;
}

.booking-form {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: 20px;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--bg-light);
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-dark);
    transition: var(--transition);
    background-color: var(--bg-cream);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background-color: var(--bg-white);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    text-align: center;
    margin-top: var(--spacing-md);
}

.form-message {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    border-radius: 10px;
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    background-color: rgba(42, 157, 143, 0.1);
    color: var(--success);
    border: 2px solid var(--success);
    display: block;
}

.form-message.error {
    background-color: rgba(231, 111, 81, 0.1);
    color: var(--error);
    border: 2px solid var(--error);
    display: block;
}

/* ===========================
   Footer
   =========================== */

.footer {
    background-color: var(--secondary);
    color: var(--bg-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-section h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-light);
}

.footer-section h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--bg-white);
}

.footer-section p {
    margin-bottom: var(--spacing-xs);
    opacity: 0.9;
}

.footer-section a {
    color: var(--primary-light);
    transition: var(--transition);
}

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

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

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
}

.social-links svg {
    width: 20px;
    height: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* ===========================
   Animations
   =========================== */

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

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

@keyframes scrollDown {
    0% {
        opacity: 0;
        transform: translateX(-50%) translateY(0);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(12px);
    }
}

/* ===========================
   Responsive Design - Tablet
   =========================== */

/* Mobile: stacked layout */
@media (max-width: 767px) {
    .about-card {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        min-height: 300px;
    }
}

@media (min-width: 768px) {
    .section-title {
        font-size: 3rem;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .nav-toggle {
        display: none;
    }
    
    .nav-menu {
        position: static;
        width: auto;
        height: auto;
        flex-direction: row;
        gap: var(--spacing-sm);
        background-color: transparent;
    }
    
    .nav-link {
        font-size: 1rem;
    }
    
    .videos-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .repertoire-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .reviews-display {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ===========================
   Responsive Design - Desktop
   =========================== */

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .section-title {
        font-size: 3.5rem;
    }
    
    .hero-title {
        font-size: 5rem;
    }
    
    .videos-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .reviews-display {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .repertoire-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .booking-form {
        padding: var(--spacing-xl);
    }
}

/* ===========================
   Print Styles
   =========================== */

@media print {
    .nav,
    .hero,
    .scroll-indicator,
    .booking,
    .footer {
        display: none;
    }
}