@import url('https://fonts.googleapis.com/css2?family=Anton&family=Inter:wght@400;700&display=swap');

:root {
    --ink-black: #0a0a0a;
    --pure-white: #ffffff;
    --flash-yellow: #FF0000;
    /* Jaune électrique, comme un éclair d'énergie */
    --text-grey: #b3b3b3;
}

/* --- BASE & TYPOGRAPHIE --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--ink-black);
    color: var(--pure-white);
    overflow-x: hidden;
}

h1,
h2,
h3 {
    font-family: 'Anton', 'Impact', sans-serif;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* --- HEADER --- */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(to bottom, rgba(10, 10, 10, 0.9), rgba(10, 10, 10, 0));
    z-index: 1000;
    transition: top 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

header.hidden {
    top: -120px;
}

.logo {
    font-family: 'Anton', sans-serif;
    font-size: 2rem;
    color: var(--pure-white);
    text-decoration: none;
}

.logo span {
    color: var(--flash-yellow);
    text-shadow: 0 0 10px var(--flash-yellow);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: var(--pure-white);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 700;
    padding: 5px;
    border-bottom: 3px solid transparent;
    transition: color 0.3s, border-color 0.3s;
}

nav a:hover {
    color: var(--flash-yellow);
    border-color: var(--flash-yellow);
}

/* --- HERO SPLASH PAGE --- */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 5%;
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: 'ゴゴゴゴ';
    /* Menacing Sound Effect */
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: clamp(15rem, 40vw, 30rem);
    font-family: 'Arial', sans-serif;
    /* Une police basique rend bien pour les SFX */
    color: rgba(255, 255, 255, 0.05);
    font-weight: bold;
    z-index: 0;
    pointer-events: none;
}

.hero h1 {
    font-size: clamp(4rem, 12vw, 9rem);
    line-height: 1;
    color: var(--pure-white);
    z-index: 1;
    animation: text-flicker 3s linear infinite alternate;
}

.hero h1 span {
    color: var(--flash-yellow);
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-grey);
    max-width: 600px;
    margin-top: 1rem;
    z-index: 1;
}

.scroll-down {
    position: absolute;
    bottom: 3rem;
    font-weight: bold;
    color: var(--flash-yellow);
    letter-spacing: 1px;
    animation: bounce 2s infinite;
}

/* --- ZONE DE COMBAT (PANNEAUX MANGA) --- */
.arena-container {
    padding: 8rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.arena-container h2 {
    text-align: center;
    font-size: 4rem;
    margin-bottom: 4rem;
}

.manga-grid {
    display: flex;
    flex-wrap: wrap;
    /* Permet de passer à la ligne suivante si les éléments dépassent */
    gap: 20px;
    /* Espacement entre les panneaux */
    justify-content: center;
    /* Centrer les panneaux horizontalement */
}

.panel {
    flex: 1 1 300px;
    /* grow, shrink, basis → s'adapte et minimum 300px */
    width: 550px;
    /* Limite la largeur maximale pour ne pas être trop large */
    height: 700px;
    /* Hauteur fixe ou ajustable */
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: 4px solid var(--pure-white);
    background-size: cover;
    background-position: center;
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.panel.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- STYLES DES PANNEAUX --- */
#one-piece {
    background-size: cover;
    /* pour adapter l'image */
    background-repeat: no-repeat;
    /* éviter la répétition */
    background-position: center;
    /* centrer l'image */
    /* Remplacez par une image dynamique de Luffy */
    clip-path: polygon(0 0, 100% 0, 100% 90%, 90% 100%, 0 100%);
}

#naruto {
    background-size: cover;
    /* pour adapter l'image */
    background-repeat: no-repeat;
    /* éviter la répétition */
    background-position: center;
    /* centrer l'image */
    background-position: top center;
    clip-path: polygon(10% 0, 100% 0, 100% 100%, 0 100%);
}

#pokemon {
    background-size: cover;
    /* pour adapter l'image */
    background-repeat: no-repeat;
    /* éviter la répétition */
    background-position: center;
    /* centrer l'image */
    background-position: top center;
    clip-path: polygon(0 10%, 10% 0, 100% 0, 100% 100%, 0 100%);

}

#manga-culture {
    background-size: cover;
    /* pour adapter l'image */
    background-repeat: no-repeat;
    /* éviter la répétition */
    background-position: center;
    /* centrer l'image */
    height: 300px;
    clip-path: polygon(0 10%, 10% 0, 100% 0, 100% 100%, 0 100%);
}

/* Contenu et effet de survol du panneau */
.panel-content {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem;
    z-index: 2;
    background: linear-gradient(to top, rgba(10, 10, 10, 0.95), rgba(10, 10, 10, 0));
}

.panel h3 {
    font-size: 2.5rem;
}

.panel::before {
    /* Lueur de survol */
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--flash-yellow);
    opacity: 0;
    mix-blend-mode: color;
    transition: opacity 0.4s ease;
}

.panel .bg-image-container {
    /* Conteneur pour l'image pour permettre le zoom */
    width: 100%;
    height: 100%;
    background: inherit;
    transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.panel:hover .bg-image-container {
    transform: scale(1.1);
}

.panel:hover::before {
    opacity: 0.8;
}

.artist-credit {
    position: absolute;
    bottom: 5px; /* distance par rapport au bas */
    right: 10px; /* distance par rapport à la droite */
    font-size: 0.8em; /* taille du texte plus petite */
    color: #fff; /* couleur du texte, à ajuster selon le fond */
    background-color: rgba(0, 0, 0, 0.4); /* optionnel : fond semi-transparent pour lisibilité */
    padding: 2px 5px;
    border-radius: 3px; /* coins arrondis */
}


/* --- RESPONSIVE --- */
@media(max-width: 900px) {
    .manga-grid {
        display: flex;
        flex-direction: column;
        gap: 2rem;
    }

    .panel {
        min-height: 400px;
        max-width: 90vw;
        clip-path: none !important;
    }
}

/* Burger Menu */
#burger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    cursor: pointer;
}

#burger-menu span {
    display: block;
    height: 3px;
    background-color: #fff; /* blanc sur fond sombre */
    border-radius: 2px;
}

/* Mobile */
@media(max-width: 768px) {
    nav {
        display: none;
        position: absolute;
        top: 60px; /* sous le header */
        left: 0;
        width: 100%;
        background-color: #111; /* sombre */
        z-index: 10;
    }

    nav ul {
        flex-direction: column;
        margin: 0;
        padding: 0;
    }

    nav ul li {
        border-bottom: 1px solid #333;
    }

    #burger-menu {
        display: flex;
    }

    nav.show {
        display: block;
    }
}


/* --- KEYFRAMES --- */
@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-15px);
    }

    60% {
        transform: translateY(-8px);
    }
}

@keyframes text-flicker {
    0% {
        opacity: 0.8;
        text-shadow: 0 0 10px var(--pure-white);
    }

    5% {
        opacity: 1;
        text-shadow: none;
    }

    10% {
        opacity: 0.9;
    }

    /* ... etc ... */
    100% {
        opacity: 1;
        text-shadow: 0 0 5px var(--pure-white);
    }
}

/* --- MENU DÉROULANT --- */
.dropdown {
    position: relative;
}

.submenu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--ink-black);
    list-style: none;
    padding: 1rem 0;
    display: none;
    flex-direction: column;
    min-width: 180px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.submenu {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.dropdown:hover .submenu {
    display: flex;
    opacity: 1;
    transform: translateY(0);
}

.submenu li {
    padding: 0.5rem 1.5rem;
}

.submenu a {
    color: var(--pure-white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    display: block;

}

/* .submenu a:hover {
    background-color: var(--flash-yellow);
    color: var(--ink-black);
} */

/* Affichage au survol */
.dropdown:hover .submenu {
    display: flex;
}