/*
 * Fichier CSS extrait de spatial_portfolio.html
 */

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

body {
    font-family: 'Arial', sans-serif;
    background: #0a0a0f;
    color: white;
    overflow-x: hidden;
}

.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: white;
    border-radius: 50%;
    opacity: 0.8;
}

.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 4rem;
    font-weight: bold;
    text-align: center;
    background: linear-gradient(45deg, #00d4ff, #ff0080, #ffff00);
    background-size: 400% 400%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease-in-out infinite;
    margin-bottom: 2rem;
}

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

.hero-subtitle {
    font-size: 1.5rem;
    opacity: 0.8;
    text-align: center;
    margin-bottom: 3rem;
}

.cta-button {
    padding: 15px 40px;
    background: linear-gradient(45deg, #ff0080, #00d4ff);
    border: none;
    border-radius: 50px;
    color: white;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(255, 0, 128, 0.5);
}

.section {
    min-height: 100vh;
    padding: 100px 50px;
    position: relative;
    z-index: 2;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 2rem;
    text-align: center;
    opacity: 0;
    transform: translateY(50px);
}

.about {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(255, 0, 128, 0.1));
    backdrop-filter: blur(10px);
    border-radius: 20px;
    margin: 50px 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text {
    font-size: 1.2rem;
    line-height: 1.8;
    opacity: 0;
    transform: translateX(-50px);
}

.about-image {
    width: 100%;
    height: 400px;
    background: linear-gradient(45deg, #ff0080, #00d4ff, #ffff00);
    border-radius: 15px;
    position: relative;
    opacity: 0;
    transform: translateX(50px);
}

.skills {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    margin: 50px 0;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.skill-card {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(255, 0, 128, 0.2));
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transform: translateY(50px);
    opacity: 0;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.skill-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    display: block;
}

.projects {
    background: linear-gradient(135deg, rgba(255, 255, 0, 0.1), rgba(255, 0, 128, 0.1));
    backdrop-filter: blur(10px);
    border-radius: 20px;
    margin: 50px 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.project-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    overflow: hidden;
    transform: scale(0.8);
    opacity: 0;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.project-image {
    height: 200px;
    background: linear-gradient(45deg, #00d4ff, #ff0080);
    position: relative;
}

.project-content {
    padding: 25px;
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #00d4ff;
}

.contact {
    text-align: center;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(20px);
    border-radius: 20px;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 25px;
    opacity: 0;
    transform: translateY(30px);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    color: white;
    font-size: 1rem;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.planet {
    position: absolute;
    border-radius: 50%;
    opacity: 0.3;
}

.planet-1 {
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, #ff0080, #ff0040);
    top: 20%;
    right: 10%;
    animation: float 6s ease-in-out infinite;
}

.planet-2 {
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, #00d4ff, #0080ff);
    bottom: 20%;
    left: 10%;
    animation: float 8s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

@media (max-width: 768px) {
    .hero-title { font-size: 2.5rem; }
    .section { padding: 50px 20px; }
    .about-content { grid-template-columns: 1fr; }
    .section-title { font-size: 2rem; }
}