/* =======================================================
   1. VARIABLES & CONFIGURATION GLOBALE
   ======================================================= */
:root {
    --primary-color: #000000;
    --primary-hover: #333333;
    --bg-color: #f4f4f4;
    --item-bg: #ffffff;
    --text-main: #111111;
    --text-secondary: #666666;
    --transition-speed: 0.4s;
    --icon-play: url('images/icon-play.png'); 
    --icon-pause: url('images/icon-pause.png');
}

body {
    background-color: #ffffff; 
    padding: 40px 0px; 
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
    color: var(--text-main);
}

/* =======================================================
   2. NAVIGATION (NOUVEAU : PC & MOBILE)
   ======================================================= */

/* La barre fixe */
.site-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s;
}

/* Conteneur interne */
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    height: 70px; /* Hauteur fixe pour éviter les sauts */
}

/* Logo */
.nav-logo-wrapper {
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
}

.nav-logo-img {
    height: 45px;
    width: auto;
    display: block;
    transition: height 0.3s ease;
}

/* Liens Bureau */
.nav-desktop-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-btn {
    background: none;
    border: none;
    font-family: "Noto Sans SC", sans-serif;
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    cursor: pointer;
    position: relative;
    padding-bottom: 5px;
    color: #000;
    transition: color 0.3s;
}

.nav-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: #000;
    /* CHANGEMENT ICI : On joue sur l'opacité au lieu de l'échelle */
    opacity: 0; 
    transform: none; /* On retire le scaleX(0) */
    transition: opacity 0.3s ease; /* Transition douce sur l'opacité */
}

.nav-btn:hover .nav-line {
    opacity: 1; /* Devient visible */
    transform: none; /* Reste à sa taille normale */
}

/* --- BOUTON BURGER (IMAGES) --- */
.nav-burger {
    display: none; /* Caché sur PC */
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;       /* Largeur de tes images */
    height: 24px;      /* Hauteur totale (espace entre les 3 images) */
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    z-index: 20;
    position: relative;
}

/* Style commun aux 3 images */
.burger-img {
    width: 100%;
    height: auto;
    display: block;
    transition: all 0.3s ease;
    object-fit: contain;
}

.burger-line {
    display: block;
    width: 100%;
    height: 2px;
    background-color: #000;
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* Menu Déroulant (Caché sur PC) */
.nav-mobile-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: #fff;
    border-top: 1px solid #f0f0f0;
    box-shadow: 0 10px 15px rgba(0,0,0,0.05);
    flex-direction: column;
    align-items: center;
    padding: 20px 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, opacity 0.4s ease;
    opacity: 0;
}

.mobile-link {
    background: none;
    border: none;
    font-family: "Noto Sans SC", sans-serif;
    font-size: 1.2rem;
    font-weight: 300;
    color: #000;
    margin: 10px 0;
    cursor: pointer;
    width: 100%;
    text-align: center;
    padding: 10px;
}

/* =======================================================
   3. CONTENEUR PRINCIPAL & ACCORDÉON
   ======================================================= */
.accordion-container {
    display: grid;
    grid-template-columns: 1fr 1fr; 
    gap: 20px; 
    width: 100%;
    max-width: 1000px; 
    margin: 0 auto;
    padding: 20px;
    box-sizing: border-box;
}

.accordion-item {
    width: 100%;
    overflow: hidden; 
    background-color: var(--item-bg);
    border: 1px solid #eaeaea;
    border-radius: 4px;
    transition: box-shadow 0.3s ease, border-color 0.3s ease;
}

.accordion-item.active {
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    border-color: #000;
    z-index: 10;
}

/* =======================================================
   4. EN-TÊTE DE L'ALBUM
   ======================================================= */
.accordion-header {
    padding: 20px 25px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 20px;
    user-select: none;
    transition: background 0.2s;
    background-color: var(--item-bg);
}

.accordion-header:hover {
    background-color: #fafafa;
}

.album-cover {
    flex-shrink: 0;
    width: 90px;
    height: 90px;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    background-color: #eee;
}

.album-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.track-info {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.track-title {
    font-weight: 700;
    color: var(--text-main);
    font-size: 1.15rem;
    line-height: 1.2;
    letter-spacing: -0.3px;
    margin: 0;
}

.accordion-icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
    flex-shrink: 0;
    transition: transform 0.4s ease;
    filter: invert(0);
    margin-left: auto;
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

/* =======================================================
   5. CONTENU DÉROULANT & DÉTAILS
   ======================================================= */
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-speed) ease-out;
    background-color: #fafafa;
    border-top: 1px solid #f0f0f0;
}

.accordion-item.active .accordion-content {
    max-height: 1000px;
    overflow-y: auto;
}

.album-details {
    padding: 20px 25px 15px 25px;
    border-bottom: 1px solid #eaeaea;
    animation: fadeIn 0.5s ease forwards;
}

.details-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.track-year {
    font-size: 0.75rem;
    color: #fff;
    font-weight: 700;
    background: #000;
    padding: 2px 6px;
    border-radius: 2px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.track-type {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 600;
    background: transparent;
    border: 1px solid #ddd;
    padding: 1px 6px;
    border-radius: 2px;
    text-transform: capitalize;
    letter-spacing: 0.3px;
}

.track-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
    font-style: italic;
    display: block;
    -webkit-line-clamp: unset;
    max-height: none;
    overflow: visible;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* =======================================================
   6. LECTEUR AUDIO
   ======================================================= */
.player-wrapper {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px; 
}

.main-player {
    visibility: hidden; 
    opacity: 0;
    transform: translateY(-10px);
    height: 0 !important;
    max-height: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
    overflow: hidden;
    background: #fff;
    border-radius: 4px;
    box-shadow: none;
    transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    display: block;
}

.main-player.visible {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    height: auto !important;
    max-height: 200px !important;
    padding: 15px !important;
    margin-bottom: 10px !important;
    border: 1px solid #000 !important;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition-delay: 0.1s;
}

.player-row {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
}

.main-play-btn {
    background-color: var(--primary-color);
    background-image: var(--icon-play);
    background-repeat: no-repeat;
    background-position: center;
    background-size: 50%;
    
    width: 32px;
    height: 32px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0;
    flex-shrink: 0;
    padding: 0;
    border: none;
    border-radius: 2px;
    transition: background-image 0.2s ease;
}

.main-play-btn:hover {
    cursor: pointer;
}

.main-play-btn.is-playing {
    background-image: var(--icon-pause);
}

.progress-container {
    flex-grow: 1;
    height: 4px;
    background: #e0e0e0;
    border-radius: 2px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    min-width: 50px;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background: var(--primary-color);
    border-radius: 2px;
    pointer-events: none;
    transition: width 0.1s linear;
}

.time-display {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-family: 'Courier New', Courier, monospace;
    font-weight: 600;
    white-space: nowrap;
    min-width: 75px;
    text-align: right;
}

/* =======================================================
   7. LISTE DES PISTES
   ======================================================= */
.track-list {
    display: flex;
    flex-direction: column;
}

.track-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    border-bottom: 1px solid #eaeaea;
    cursor: pointer;
    transition: background 0.2s;
    border-radius: 2px;
}

.track-row:last-child {
    border-bottom: none;
}

.track-row:hover {
    background-color: #f0f0f0;
}

.track-row.selected {
    background-color: #000;
}

.track-row.selected .track-name {
    color: #fff;
    font-weight: 700;
}

.track-row.selected .mini-play-btn {
    background-color: #fff;
    color: #000;
    border-color: #fff;
}

.track-name {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-main);
    letter-spacing: 0.5px;
    transition: color 0.2s;
    text-transform: uppercase;
}

.mini-play-btn {
    background: transparent;
    background-image: var(--icon-play); 
    background-repeat: no-repeat;
    background-position: center;
    background-size: 60%;
    
    color: transparent;
    width: 24px;
    height: 24px;
    border-radius: 2px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0;
    transition: all 0.2s ease;
    padding: 0;
    flex-shrink: 0;
    visibility: hidden;
    opacity: 0;
    border: 1px solid transparent;
}

.track-row:hover .mini-play-btn {
    border-color: #000;
    background-color: #000;
    filter: invert(1); 
    visibility: visible;
    opacity: 1;
}

.track-row.selected .mini-play-btn {
    visibility: hidden !important;
    opacity: 0 !important;
    background-color: transparent !important;
}

.track-row.selected .mini-play-btn:not(.is-playing) {
    background-image: var(--icon-play);
}

audio {
    display: none;
}

/* =======================================================
   8. BOUTON PROJET
   ======================================================= */
.project-button-container {
    width: 100%;
    margin-top: 0; 
    padding: 0 5px;
    box-sizing: border-box;
    position: relative;
    clear: both;
}

.project-full-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding: 16px 20px;
    background-color: #ffffff;
    color: #000000;
    border: 1px solid #000000;
    text-decoration: none;
    border-radius: 4px;
    font-family: 'Noto Sans SC', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    box-sizing: border-box;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.project-full-btn span {
    z-index: 2;
}

.btn-arrow-icon {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%) rotate(90deg);
    width: 16px;
    height: auto;
    transition: all 0.3s ease;
    z-index: 2;
}

.project-full-btn:hover {
    background-color: #000000;
    color: #ffffff;
    border-color: #000000;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0,0,0,0.2);
}

.project-full-btn:hover .btn-arrow-icon {
    right: 15px;
    filter: invert(1); 
}

/* =======================================================
   9. RESPONSIVE MOBILE & NAVIGATION
   ======================================================= */
@media (max-width: 768px) {
    
    /* --- NAVIGATION MOBILE --- */
    .nav-container {
        height: 60px;
        padding: 10px 20px;
    }

    /* Logo Centré */
    .nav-logo-wrapper {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        top: 50%;
        margin-top: -22px; /* Centrage vertical */
    }

    .nav-logo-img {
        height: 35px;
    }

    /* Cacher liens Bureau */
    .nav-desktop-links {
        display: none;
    }

    /* Afficher Burger à Droite */
    .nav-burger {
        display: flex;
        margin-left: auto;
    }

    /* --- ANIMATION BURGER -> CROIX (MOBILE) --- */

	/* Celle du haut : descend et tourne à 45° */
	body.menu-open .burger-img-1 {
		transform: translateY(8px) rotate(45deg);
	}

	/* Celle du milieu : disparaît en fondu */
	body.menu-open .burger-img-2 {
		opacity: 0;
		transform: scaleX(0); /* Optionnel : effet d'écrasement en plus du fondu */
	}

	/* Celle du bas : remonte et tourne à -45° */
	body.menu-open .burger-img-3 {
		transform: translateY(-8px) rotate(-45deg);
	}

	/* Important : Quand le menu est fermé, on remet tout à zéro */
	.burger-img-1, .burger-img-3 {
		transform: none;
	}
	.burger-img-2 {
		opacity: 1;
		transform: none;
	}


    /* Menu Déroulant */
    .nav-mobile-dropdown {
        display: flex;
    }
    
    body.menu-open .nav-mobile-dropdown {
        max-height: 300px;
        opacity: 1;
    }

    /* --- ACCORDÉON MOBILE --- */
    .accordion-container {
        grid-template-columns: 1fr !important;
        width: 100% !important;
        max-width: 100% !important;
        padding: 10px !important;
        gap: 25px !important;
        box-sizing: border-box;
    }

    .accordion-item {
        width: 100% !important;
        margin: 0 !important;
        box-sizing: border-box;
    }

    .accordion-header {
        padding: 15px !important;
        gap: 15px !important;
        align-items: center !important;
    }

    .album-cover {
        width: 70px !important;
        height: 70px !important;
        flex-shrink: 0 !important;
    }

    .track-title {
        font-size: 1rem !important;
        line-height: 1.3 !important;
        word-wrap: break-word;
    }

    .album-details {
        padding: 15px 20px !important;
    }

    .details-row {
        gap: 8px;
    }

    .track-year, .track-type {
        font-size: 0.7rem;
    }

    .track-desc {
        font-size: 0.85rem !important;
        line-height: 1.4 !important;
    }

    .project-full-btn {
        padding: 14px 10px !important;
        font-size: 0.8rem !important;
    }
    
    .progress-container {
        height: 14px !important;
    }

    .progress-bar {
        height: 100% !important;
    }

    .progress-container::after {
        content: '';
        position: absolute;
        top: 50%;
        left: 0;
        width: 100%;
        height: 30px;
        transform: translateY(-50%);
    }
    
    .main-player {
        padding: 15px !important;
    }

    /* --- IMAGE DE FOND SECTION PRÉSENTATION (ABOUT) --- */
    #about .absolute.top-0.right-0 {
        top: auto !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        height: 100vh !important;
        z-index: 0;
        pointer-events: none;
        opacity: 0.15 !important;
        background-color: #000;
        display: flex !important;
        justify-content: center;
        align-items: flex-end;
    }

    #about .absolute.top-0.right-0 img {
        transform: rotate(90deg) !important;
        height: 100vw !important;
        width: auto !important;
        object-fit: contain !important;
        object-position: center bottom;
    }
    
    #about .relative.z-10 {
        position: relative;
        z-index: 10 !important;
    }

    /* --- IMAGE DE FOND SECTION CONTACT --- */
    #contact section {
        background-color: rgba(255, 255, 255, 0.95) !important;
        backdrop-filter: blur(5px);
    }
    
    #contact .border-gray-200 {
        background-color: transparent !important;
        border: none !important;
        box-shadow: none !important;
        padding: 20px 0 !important;
    }

    #contact .absolute.bottom-0.left-0 {
        height: 60% !important;
        opacity: 0.2 !important;
        z-index: 0 !important;
    }

    #contact input, 
    #contact textarea, 
    #contact label, 
    #contact button {
        position: relative;
        z-index: 10;
    }
    
    #contact .absolute.bottom-0.left-0 img {
        object-fit: cover !important;
        object-position: bottom center !important;
        width: 100% !important;
        height: 100% !important;
    }
}