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

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fafafa;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
}

/* Header Sticky */
.sticky-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transform: translateY(-100%);
    transition: transform 0.3s ease;
}

.sticky-header.visible {
    transform: translateY(0);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo {
    font-size: 1.1rem;
    font-weight: 400;
    color: #2c3e50;
    text-decoration: none;
    font-family: 'Montserrat', sans-serif;
}

.logo a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

.logo a:hover {
    color: #555;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 400;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    text-transform: uppercase;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    right: 0;
    background-color: #555;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
    left: 0;
}

.nav-link.active {
    color: #555;
    font-weight: 600;
}

.social-nav {
    display: flex;
    gap: 0.8rem;
    margin-left: 1rem;
}

.social-links {
    display: flex;
    gap: 0.8rem;
    margin-left: 1rem;
}

.social-nav-link {
    color: #555;
    font-size: 1.3rem;
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 0.3rem;
}

.social-link {
    color: #555;
    font-size: 1.3rem;
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 0.3rem;
}

.social-nav-link:hover {
    color: #777;
    transform: scale(1.1);
}

.social-link:hover {
    color: #777;
    transform: scale(1.1);
}

.social-link i {
    font-size: 1.2rem;
}

.language-switcher {
    display: flex;
    gap: 0.5rem;
}

.lang-btn {
    padding: 0.2rem 0.6rem;
    border: 1px solid #555;
    background: transparent;
    color: #555;
    cursor: pointer;
    border-radius: 3px;
    transition: all 0.3s ease;
    font-size: 0.75rem;
}

.lang-btn.active {
    background: #555;
    color: white;
}

.lang-btn:hover {
    background: #777;
    color: white;
    border-color: #777;
}

/* Menu mobile */
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    transition: 0.3s;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    background: none;
    border: none;
    padding: 0;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    transition: 0.3s;
}

/* Main Content */
.main-content {
    margin-top: 0;
}

/* Page concerts - s'assurer que le contenu prend toute la hauteur */
.concerts-page {
    position: relative;
    min-height: 100vh;
    padding: 80px 20px 60px;
}

.hero {
    background: url('/images/Acceuil.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* Effet parallax optionnel */
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.hero-content {
    margin-top: 40vh;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    font-family: 'Montserrat', sans-serif;
    font-weight: 300;
    text-transform: uppercase;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.hero-content h1:hover {
    transform: scale(1.02);
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
    text-transform: uppercase;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background: #555;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: #777;
    transform: translateY(-2px);
}

/* Sections */
.section {
    padding: 4rem 0;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 2rem;
    padding-right: 2rem;
}

.section h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
    color: #555;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    text-transform: uppercase;
    position: relative;
    padding-bottom: 1rem;
}

.section h2::after {
    content: '';
    position: absolute;
    width: 100px;
    height: 2px;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    background-color: #555;
}

.bio-section {
    background: white;
    border-radius: 10px;
    padding: 3rem;
    margin: 2rem 0;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.bio-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: start;
}

.bio-image {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.bio-text {
    font-size: 1.1rem;
    line-height: 1.8;
    text-align: justify;
}

/* Styles pour la page des concerts */
.concerts-section {
    padding: 2rem 0;
}

.concerts-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: white;
}

.concerts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 2rem;
    padding: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.concert-article {
    display: flex;
    flex-direction: column;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    min-height: 400px;
}

.concert-article:hover {
    transform: translateY(-5px);
}

.concert-article-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.concert-article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.concert-article-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.concert-article h2 {
    margin: 0 0 1rem 0;
    color: var(--primary-color);
    font-size: 1.6rem;
    line-height: 1.3;
}

.concert-meta {
    margin-bottom: 1.5rem;
    color: #666;
    font-size: 0.95rem;
}

.concert-date {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #333;
}

.concert-location {
    font-style: italic;
    margin-bottom: 0.5rem;
}

.concert-description {
    margin-bottom: 1.5rem;
    line-height: 1.7;
    flex: 1;
}

.concert-description p {
    margin-bottom: 1rem;
}

.concert-description p:last-child {
    margin-bottom: 0;
}

.concert-description strong,
.concert-description b {
    font-weight: 600;
    color: #333;
}

.concert-description a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.concert-description a:hover {
    color: var(--primary-color-dark);
    text-decoration: underline;
}

.concert-description ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.concert-description li {
    margin-bottom: 0.5rem;
}

.ticket-button {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    transition: background 0.3s ease;
    margin-top: auto;
    align-self: flex-start;
}

.ticket-button:hover {
    background: var(--primary-color-dark);
}

/* Styles pour les aperçus de concerts sur la page d'accueil */
.concerts-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.concert-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.concert-card:hover {
    transform: translateY(-5px);
}

.concert-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.concert-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.concert-content {
    padding: 1.5rem;
}

.concert-title {
    margin: 0 0 1rem 0;
    color: var(--primary-color);
    font-size: 1.3rem;
}

.concert-details {
    color: #666;
    margin-bottom: 1rem;
}

.read-more {
    display: inline-block;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    margin-top: 1rem;
}

.read-more:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background: #666;
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 4rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .nav-container {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        position: relative;
        padding: 0 1rem;
        min-height: 64px;
    }
    .logo {
        margin: 0 auto 0.2rem auto;
        order: 1;
        position: static;
        left: auto;
        transform: none;
    }
    .mobile-menu-toggle {
        order: 2;
        margin: 0 auto 0.2rem auto;
        position: static;
        left: auto;
        right: auto;
        display: flex;
    }
    .social-links {
        order: 3;
        position: absolute;
        left: 0.5rem;
        top: 50%;
        transform: translateY(-50%);
        margin: 0;
    }
    .language-switcher {
        order: 4;
        position: absolute;
        right: 0.5rem;
        top: 50%;
        transform: translateY(-50%);
        margin: 0;
    }
    .nav-links {
        position: fixed;
        top: 100px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 100px);
        background: white;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 2rem;
        transition: left 0.3s ease;
    }
    .nav-menu.active,
    .nav-links.active {
        left: 0;
    }
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .bio-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .concerts-grid {
        grid-template-columns: 1fr;
    }
    .concerts-preview {
        grid-template-columns: 1fr;
    }
    .section {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    .bio-section {
        padding: 2rem;
    }
    .concerts-filter {
        flex-wrap: wrap;
    }
    .filter-btn {
        width: calc(50% - 0.5rem);
    }
    .sticky-header {
        padding: 1.2rem 0;
        min-height: 64px;
    }
}

/* Animation d'entrée */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Scroll to top button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: rgba(85, 85, 85, 0.8);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    z-index: 1001;
    backdrop-filter: blur(10px);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    background: rgba(85, 85, 85, 1);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.scroll-to-top:active {
    transform: translateY(-1px);
}

.scroll-to-top::before {
    content: '^';
    font-weight: bold;
    font-size: 24px;
    line-height: 1;
}

@media (max-width: 768px) {
    .scroll-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 18px;
    }
    
    .scroll-to-top::before {
        font-size: 20px;
    }
}