gaea21-v2-web/assets/styles/app.css

@tailwind base;
@tailwind components;
@tailwind utilities;

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* NAVBAR */
.navbar-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 50;
    padding: 1.5rem 3rem;
    box-sizing: border-box;
}

.navbar-content {
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-logo img {
    height: 46px;
    width: auto;
    display: block;
    object-fit: contain;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 3rem;
    margin: 0;
    padding: 0;
}

.nav-links li a {
    text-decoration: none;
    color: #1e293b;
    font-size: 0.95rem;
    font-weight: 500;
    /* Contour lumineux pour détacher les liens du feuillage */
    text-shadow: 0 1px 3px rgba(255, 255, 255, 0.8), 0 0 12px rgba(255, 255, 255, 0.6);
    transition: color 0.2s ease;
}

.nav-links li a:hover {
    color: #8c8f3e;
}

.btn-participer {
    background-color: #8c8f3e;
    color: #ffffff;
    padding: 0.65rem 1.75rem;
    border-radius: 9999px;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
}

.btn-participer:hover {
    background-color: #737630;
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.18);
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 28px;
    height: 22px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 60;
    padding: 0;
}

.hamburger span {
    width: 100%;
    height: 2.5px;
    background-color: #1e293b;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* HERO BANNER */
.hero-section {
    position: relative;
    width: 100%;
    min-height: 100vh;
    background-size: cover;
    background-position: center right;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    padding-top: 5rem;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            rgba(255, 255, 255, 0.45) 0%,
            rgba(255, 255, 255, 0.15) 50%,
            rgba(255, 255, 255, 0) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1380px;
    width: 100%;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-text-block {
    max-width: 580px;
}

.hero-title {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.2;
    color: #0b1320;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

.hero-description {
    font-size: 0.88rem;
    line-height: 1.55;
    color: #724213;
    margin-bottom: 2rem;
    max-width: 460px;
    font-weight: 500;
}

.btn-hero {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background-color: #8c8f3e;
    color: #ffffff;
    padding: 0.75rem 1.6rem;
    border-radius: 9999px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.25s ease;
    box-shadow: 0 4px 12px rgba(140, 143, 62, 0.25);
}

.btn-hero:hover {
    background-color: #737630;
    transform: translateY(-2px);
}

/* RESPONSIVE */
@media (max-width: 960px) {
    .navbar-container {
        padding: 1.25rem 1.5rem;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }

    .navbar-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background-color: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(12px);
        flex-direction: column;
        justify-content: center;
        gap: 2rem;
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.08);
        transition: right 0.35s ease-in-out;
    }

    .navbar-nav.open {
        right: 0;
    }

    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 1.75rem;
    }

    .nav-links li a {
        text-shadow: none;
        font-size: 1.05rem;
    }

    .hero-section {
        min-height: auto;
        padding: 7rem 0 4rem 0;
        background-position: 70% center;
    }

    .hero-overlay {
        background: rgba(255, 255, 255, 0.75);
    }

    .hero-title {
        font-size: 1.85rem;
    }
}