/* Couleurs principales */
:root {
  --violet-aizen: #5e17eb;
  --noir: #0a0a0a;
  --blanc: #ffffff;
  --gris-clair: #e7e7e7;
}

/* Reset simple */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

body {
  background: var(--noir);
  color: var(--blanc);
}

/* HEADER */
.header {
  width: 100%;
  padding: 15px 40px;
  background: rgba(10, 10, 10, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: -1;
  backdrop-filter: blur(8px);
}

.logo-svg rect {
  fill: var(--violet-aizen);
  transition: 0.4s;
}

/* Animation logo au hover */
.logo-svg:hover {
  transform: scale(1.15) rotate(8deg);
  transition: 0.4s ease;
}

/* Animation logo au clic */
.logo-svg:active {
  transform: scale(0.9) rotate(-5deg);
}

/* NAV */
.nav a {
  color: var(--blanc);
  text-decoration: none;
  margin-left: 25px;
  font-size: 1.05rem;
  transition: 0.3s;
  position: relative;
}

.nav a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--violet-aizen);
  transition: 0.3s;
}

.nav a:hover::after {
  width: 100%;
}

/* HERO */
.hero {
  height: 90vh;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 20px;
  background: linear-gradient(135deg, #0a0a0a, #1a0f2e 40%, var(--violet-aizen));
  display: none;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 15px;
  font-weight: 700;
}

.hero p {
  font-size: 1.2rem;
  max-width: 600px;
  opacity: 0.85;
  margin-bottom: 30px;
}

.cta {
  padding: 12px 30px;
  background: var(--violet-aizen);
  color: var(--blanc);
  text-decoration: none;
  border-radius: 8px;
  font-size: 1.1rem;
  transition: 0.3s;
}

.cta:hover {
  background: #4c12c7;
  transform: scale(1.05);
}

/* RESPONSIVE TABLETTE */
@media (max-width: 900px) {
  .nav a {
    margin-left: 15px;
    font-size: 1rem;
  }
  .hero h1 {
    font-size: 2.4rem;
  }
}

/* RESPONSIVE TELEPHONE */
@media (max-width: 600px) {
  .header {
    padding: 12px 20px;
  }
  .nav {
    display: none; /* on peut activer un menu burger après */
  }
  .hero h1 {
    font-size: 2rem;
  }
  .hero p {
    font-size: 1rem;
  }
}


.aizen-text {
    font-size: 2.8rem;
    color: #fff;
    font-weight: 300;
    text-align: center;
    margin-top: 50px;
    opacity: 0;
    filter: blur(10px);
    animation: aizenReveal 2.5s ease-out forwards;
    text-shadow: 0 0 20px #5e17eb55;
}

@keyframes aizenReveal {
    0% {
        opacity: 0;
        transform: translateY(20px);
        filter: blur(10px);
    }
    70% {
        opacity: 1;
        filter: blur(0px);
    }
    100% {
        transform: translateY(0);
        text-shadow: 0 0 35px #5e17eb99;
    }
}


        /* ---------------- GLOBAL ---------------- */
        body {
            margin: 0;
            background-color: #0e0e0e;
            color: #ffffff;
            font-family: Arial, sans-serif;
        }

        a {
            text-decoration: none;
            color: white;
            transition: 0.3s ease;
        }

        a:hover {
            color: #5e17eb;
        }

        /* ---------------- HEADER ---------------- */
        header {
            width: 100%;
            background: #000;
            padding: 15px 40px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 2px solid #5e17eb;
            position: sticky;
            top: 0;
            z-index: -1;
        }

        /* Logo animé */
        .logo {
            font-size: 1.7rem;
            font-weight: bold;
            color: #5e17eb;
            letter-spacing: 2px;
            animation: logoGlow 4s infinite alternate ease-in-out;
        }

        @keyframes logoGlow {
            0% { text-shadow: 0 0 5px #5e17eb; }
            100% { text-shadow: 0 0 25px #5e17eb; }
        }

        /* Navigation */
        nav ul {
            list-style: none;
            display: flex;
            gap: 30px;
        }

        nav ul li {
            font-size: 1.1rem;
            position: relative;
        }

        /* Effet hover Aizen */
        nav ul li:hover {
            transform: translateY(-2px);
        }

        /* ---------------- SECTION ACCUEIL ---------------- */
        .hero {
            height: 90vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            padding: 0 20px;
        }

        .hero h1 {
            font-size: 3rem;
            font-weight: 300;
            max-width: 800px;
            line-height: 1.3;
            opacity: 0;
            filter: blur(10px);
            animation: aizenReveal 2.5s ease-out forwards;
            text-shadow: 0 0 20px #5e17eb55;
        }

        @keyframes aizenReveal {
            0% {
                opacity: 0;
                transform: translateY(20px);
                filter: blur(10px);
            }
            70% {
                opacity: 1;
                filter: blur(0px);
            }
            100% {
                transform: translateY(0);
                text-shadow: 0 0 35px #5e17eb99;
            }
        }

        .hero p {
            margin-top: 20px;
            font-size: 1.4rem;
            color: #dddddd;
            opacity: 0;
            animation: fadeIn 3.3s ease-out forwards;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        /* ---------------- RESPONSIVE ---------------- */
        @media(max-width: 768px) {
            nav ul {
                gap: 15px;
            }

            .hero h1 {
                font-size: 2.2rem;
            }

            .hero p {
                font-size: 1.2rem;
            }
        }


/* ---------------- VIDEO CENTRAL ---------------- */
.video-section {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 60px 20px;
    background: linear-gradient(180deg, #0a0a0a, #1a0f2e 70%);
    position: relative;
}

.video-container {
    position: relative;
    max-width: 800px;
    width: 100%;
}

.main-video {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 0 50px #5e17eb55;
    border: 2px solid #5e17eb;
}

/* Decorations autour de la vidéo */
.decor-left, .decor-right {
    position: absolute;
    top: 50%;
    width: 20px;
    height: 150px;
    background: #5e17eb;
    opacity: 0.3;
    border-radius: 10px;
    transform: translateY(-50%);
    animation: float 3s ease-in-out infinite alternate;
}

.decor-left {
    left: -40px;
}

.decor-right {
    right: -40px;
}

/* Animation flottante style Aizen */
@keyframes float {
    0% { transform: translateY(-50%) translateX(0); opacity:0.3; }
    50% { transform: translateY(-55%) translateX(5px); opacity:0.5; }
    100% { transform: translateY(-50%) translateX(0); opacity:0.3; }
}

/* RESPONSIVE */
@media(max-width:768px) {
    .decor-left, .decor-right {
        display: none; /* plus simple sur mobile */
    }
}

/* ------------------------ */
/*       STYLE GLOBAL       */
/* ------------------------ */

body {
    margin: 0;
    font-family: 'Poppins', sans-serif;
    background-color: #0d0d0d;
    color: white;
}



/* ------------------------ */
/*         HEADER           */
/* ------------------------ */

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    background-color: #000;
    border-bottom: 2px solid #5e17eb;
    position: sticky;
    top: 0;
    z-index: 100;
}

#logo h2 {
    margin: 0;
    color: #5e17eb;
}

nav a {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    font-weight: 500;
    transition: 0.3s;
}

nav a:hover {
    color: #5e17eb;
    transform: translateY(-3px);
}



/* ------------------------ */
/*         HERO             */
/* ------------------------ */

.hero {
    text-align: center;
    padding: 60px 20px;
}

.hero video {
    width: 80%;
    max-width: 900px;
    border: 3px solid #5e17eb;
    border-radius: 20px;
    box-shadow: 0 0 25px #5e17eb;
}

.hero h1 {
    font-size: 3rem;
    margin-top: 30px;
    color: #5e17eb;
}

.cta-btn {
    margin-top: 20px;
    padding: 15px 30px;
    background-color: #5e17eb;
    border: none;
    color: white;
    font-size: 1.2rem;
    border-radius: 10px;
    cursor: pointer;
    transition: 0.3s;
}

.cta-btn:hover {
    background-color: white;
    color: #5e17eb;
    transform: scale(1.05);
}



/* ------------------------ */
/*     SECTIONS GÉNÉRALES   */
/* ------------------------ */

section {
    padding: 70px 40px;
    text-align: center;
}

section h2 {
    color: #5e17eb;
    font-size: 2.3rem;
}



/* ------------------------ */
/*         CARDS            */
/* ------------------------ */

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.card {
    background-color: #111;
    padding: 30px;
    border-radius: 15px;
    border: 1px solid #5e17eb;
    transition: 0.3s;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 0 20px #5e17eb;
}



/* ------------------------ */
/*         FOOTER           */
/* ------------------------ */

footer {
    background-color: #000;
    padding: 40px;
    text-align: center;
    color: gray;
    margin-top: 50px;
}



/* ------------------------ */
/*     RESPONSIVE MOBILE    */
/* ------------------------ */

@media (max-width: 768px) {
    nav {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        margin-top: 15px;
    }

    nav a {
        margin: 8px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero video {
        width: 95%;
    }
}






/* Animation aura style Aizen */
#logo h2 {
    position: relative;
    display: inline-block;
    animation: pulseReiatsu 3s infinite ease-in-out;
    text-shadow: 0 0 10px #5e17eb, 0 0 20px #5e17eb;
}

/* Aura externe */
#logo h2::after {
    content: "";
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border: 2px solid #5e17eb;
    border-radius: 8px;
    opacity: 0.3;
    animation: auraExpand 3s infinite;
}

/* Animation principale */
@keyframes pulseReiatsu {
    0%   { text-shadow: 0 0 10px #5e17eb; transform: scale(1); }
    50%  { text-shadow: 0 0 25px #5e17eb; transform: scale(1.05); }
    100% { text-shadow: 0 0 10px #5e17eb; transform: scale(1); }
}

/* Aura qui respire */
@keyframes auraExpand {
    0%   { transform: scale(1); opacity: 0.3; }
    50%  { transform: scale(1.12); opacity: 0.6; }
    100% { transform: scale(1); opacity: 0.3; }
}



.cta-btn {
    display: inline-block;
    padding: 14px 36px;
    background-color: #5e17eb;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 1.2rem;
    font-weight: bold;
    transition: 0.3s ease;
    box-shadow: 0 0 12px #5e17eb;
}

/* Effet Aizen au survol */
.cta-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 0 22px #5e17eb, 0 0 32px #5e17eb;
}



/* INTRODUCTION MUSCULATION */
.intro-musculation {
    background-color: #0d0d0d;
    border-left: 5px solid #5e17eb;
    border-right: 5px solid #5e17eb;
    padding: 60px 20px;
    margin: 40px auto;
    max-width: 1000px;
    text-align: center;
    box-shadow: 0 0 20px #5e17eb;
    animation: fadeInUp 1.8s forwards;
    border-radius: 15px;
}

.intro-musculation h2 {
    color: #5e17eb;
    font-size: 36px;
    margin-bottom: 20px;
    text-shadow: 0 0 15px #5e17eb;
}

.intro-musculation p {
    color: white;
    font-size: 18px;
    line-height: 1.7;
    opacity: 0.95;
}

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

/* RESPONSIVE */
@media screen and (max-width: 768px) {
    .intro-musculation h2 {
        font-size: 28px;
    }
    .intro-musculation p {
        font-size: 16px;
    }
}