/* Layout commun - body, header, main, footer */
@import url(variables.css);

/* Option 5 : rayon lumineux sur le corps – lueur violette en haut */
body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    color: var(--text-light);
    background-color: var(--bg-dark);
    background-image: radial-gradient(ellipse 100% 60% at 50% 0%, rgba(187, 134, 252, 0.08) 0%, transparent 50%);
    scroll-behavior: smooth;
}

header,
header.site-header {
    background: linear-gradient(160deg, var(--header-dark) 0%, #0d1220 50%, var(--header-dark) 100%);
    padding: var(--header-padding);
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: var(--box-shadow);
    border-bottom: 1px solid rgba(187, 134, 252, 0.15);
}

header::before,
header.site-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(187, 134, 252, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 100% 100%, rgba(3, 218, 198, 0.08) 0%, transparent 40%),
        radial-gradient(ellipse 60% 40% at 0% 100%, rgba(187, 134, 252, 0.08) 0%, transparent 40%);
    z-index: 0;
    pointer-events: none;
}

.header-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    animation: headerFadeIn 0.8s ease-out;
}

@keyframes headerFadeIn {
    from { opacity: 0; transform: translateY(-15px); }
    to { opacity: 1; transform: translateY(0); }
}

.header-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--secondary-accent);
    background: rgba(3, 218, 198, 0.1);
    border: 1px solid rgba(3, 218, 198, 0.3);
    padding: 6px 16px;
    border-radius: 50px;
    margin-bottom: 20px;
}

.header-logo-wrap {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 16px;
}

.logo {
    height: var(--logo-height);
    margin-bottom: 0;
    filter: drop-shadow(0 0 20px rgba(187, 134, 252, 0.4));
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.logo:hover {
    transform: scale(1.08);
}

.main-title {
    font-family: 'Poppins', sans-serif;
    font-size: var(--main-title-font-size);
    font-weight: 700;
    margin-bottom: var(--main-title-margin-bottom);
    letter-spacing: 0.05em;
    background: linear-gradient(135deg, var(--primary-accent) 0%, var(--secondary-accent) 50%, var(--primary-accent) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 100% center; }
}

.header-content > p {
    font-size: 1rem;
    color: var(--text-lighter);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
    opacity: 0.95;
}

main {
    padding: 40px 20px;
    max-width: 1200px;
    margin: 0 auto;
    background-color: var(--bg-dark);
    background-image: none !important;
}

footer {
    margin-top: 60px;
    padding: 24px 20px;
    text-align: center;
    background-color: var(--nav-dark);
    color: var(--text-lighter);
    font-size: 0.95rem;
}

.footer-links {
    margin-top: 12px;
}

.footer-links a {
    color: var(--secondary-accent);
    text-decoration: none;
    margin: 0 12px;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: white;
}