/* --- VARIABLES & RESET --- */
:root {
    --bg-color: #1a1a2e;       /* Fond sombre bleuté */
    --bg-alt: #16213e;         /* Fond alternatif un peu plus clair */
    --text-main: #ffffff;
    --text-muted: #a0a0a0;
    
    /* Les couleurs de l'entreprise */
    --color-next: #00d4ff;     /* Bleu électrique */
    --color-forge: #ff4d4d;    /* Rouge/Orange Feu */
    --color-lab: #7aff59;      /* Vert fluo/Acide */
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Nunito', sans-serif;
    overflow-x: hidden;
}

h1, h2, h3, .logo {
    font-family: 'Fredoka', sans-serif; /* Police arrondie et fun */
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* --- NAVIGATION --- */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    position: fixed;
    width: 100%;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(5px);
    z-index: 1000;
    border-bottom: 2px solid rgba(255,255,255,0.05);
}

.logo {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--color-next);
    cursor: pointer;
}

.highlight-forge { color: var(--color-forge); }
.highlight-lab { color: var(--color-lab); }

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-weight: 700;
    transition: color 0.3s;
}

.nav-links a:hover { color: var(--color-next); }

.btn-nav {
    background: var(--color-forge);
    padding: 8px 20px;
    border-radius: 20px;
    color: white !important;
    transition: transform 0.2s !important;
}

.btn-nav:hover { transform: scale(1.1); }

/* --- HERO SECTION --- */
.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-content { z-index: 2; padding: 20px; }

.hero h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.btn-main {
    background: linear-gradient(45deg, var(--color-next), var(--color-lab));
    color: #1a1a2e;
    padding: 15px 40px;
    border-radius: 50px;
    font-weight: 800;
    font-size: 1.2rem;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
    transition: transform 0.3s, box-shadow 0.3s;
    display: inline-block;
}

.btn-main:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 40px rgba(122, 255, 89, 0.6);
}

/* Formes en arrière plan (Blobs) */
.background-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    z-index: 1;
    animation: float 6s infinite ease-in-out;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--color-forge);
    top: 20%;
    left: 10%;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--color-next);
    bottom: 10%;
    right: 10%;
    animation-delay: 3s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(20px, -40px); }
}

/* --- SECTIONS GÉNÉRAL --- */
.section-padding { padding: 80px 5%; }
.bg-alt { background-color: var(--bg-alt); }
.container { max-width: 1200px; margin: 0 auto; }

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.underline {
    position: relative;
    z-index: 1;
}

.underline::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 10px;
    background: var(--color-lab);
    opacity: 0.6;
    z-index: -1;
    transform: rotate(-2deg);
}

/* --- CARDS (CONCEPT) --- */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.card {
    background: rgba(255,255,255,0.05);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    transition: transform 0.3s, border 0.3s;
    border: 2px solid transparent;
}

.card:hover { transform: translateY(-10px); }

.icon-box {
    font-size: 3rem;
    margin-bottom: 20px;
}

.card-next:hover { border-color: var(--color-next); }
.card-next .icon-box { color: var(--color-next); }

.card-forge:hover { border-color: var(--color-forge); }
.card-forge .icon-box { color: var(--color-forge); }

.card-lab:hover { border-color: var(--color-lab); }
.card-lab .icon-box { color: var(--color-lab); }

.card h3 { font-size: 1.5rem; margin-bottom: 15px; }
.card p { line-height: 1.6; color: var(--text-muted); }

/* --- SERVICES --- */
.services-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.service-item {
    background: var(--bg-color);
    padding: 30px;
    border-radius: 15px;
    border-left: 5px solid var(--color-next);
    transition: transform 0.3s;
}

.service-item:nth-child(2) { border-color: var(--color-forge); }
.service-item:nth-child(3) { border-color: var(--color-lab); }

.service-item:hover { transform: scale(1.02); }

/* --- CONTACT & FOOTER --- */
.contact-box {
    text-align: center;
    background: linear-gradient(135deg, #2a2a4e, #1a1a2e);
    padding: 60px;
    border-radius: 30px;
    margin-bottom: 50px;
}

.contact-box h2 { margin-bottom: 20px; }
.contact-box p { margin-bottom: 40px; font-size: 1.2rem; }

.socials {
    margin-top: 40px;
    font-size: 2rem;
    display: flex;
    justify-content: center;
    gap: 30px;
}

.socials a:hover { color: var(--color-forge); }

footer {
    text-align: center;
    padding: 20px;
    font-size: 0.9rem;
    color: var(--text-muted);
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* --- ANIMATION CLASS (JS) --- */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.scroll-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* MOBILE */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .nav-links { display: none; } /* Pour simplifier, on cache le menu sur mobile ici, sinon il faudrait plus de JS */
}