/* Variables et Reset */
:root {
    /* Thème sombre (par défaut) */
    --primary-color: #ffffff;
    --secondary-color: #a0a0a0;
    --accent-color: #666;
    --background-dark: #111111;
    --background-darker: #0a0a0a;
    --card-background: #1a1a1a;
    --transition: all 0.3s ease;
    --error-color: #ff4444;
    --success-color: #00c851;
}

/* Gestion des thèmes */

/* Thème clair */
[data-theme="light"] {
    --primary-color: #111111;
    --secondary-color: #444444;
    --accent-color: #666;
    --background-dark: #ffffff;
    --background-darker: #f5f5f5;
    --card-background: #ffffff;
}

/* Animation de chargement */
.loading {
    opacity: 0;
    visibility: hidden;
}

.loaded {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.6s ease-out;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--primary-color);
    background-color: var(--background-dark);
}

body.menu-open {
    overflow: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* User Notice */
.user-notice {
    position: fixed;
    bottom: -100%;
    right: 2rem;
    background-color: var(--card-background);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    max-width: 320px;
    z-index: 9999;
    font-size: 0.9rem;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.user-notice.visible {
    bottom: 2rem;
    opacity: 1;
    transform: translateY(0);
}

.user-notice p {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.notice-buttons {
    display: flex;
    gap: 0.5rem;
}

.notice-button {
    flex: 1;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

.notice-button.accept {
    background-color: var(--primary-color);
    color: var(--background-dark);
}

.notice-button.decline {
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.notice-button:hover {
    transform: translateY(-2px);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    opacity: 1;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--card-background);
    padding: 2rem;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s ease;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.modal.show .modal-content {
    transform: translateY(0);
}

.close-modal {
    position: absolute;
    right: 1.5rem;
    top: 1rem;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--secondary-color);
    transition: var(--transition);
}

.close-modal:hover {
    color: var(--primary-color);
}

/* Contact Form */
.modal h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--primary-color);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.3);
    background-color: rgba(255, 255, 255, 0.1);
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

.honeypot {
    display: none;
}

.captcha {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 1rem;
    border-radius: 6px;
}

.captcha-content {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.captcha input {
    width: 80px;
}

.submit-button {
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 6px;
    background-color: var(--primary-color);
    color: var(--background-dark);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.submit-button:hover {
    transform: translateY(-2px);
}

.submit-button.loading {
    opacity: 0.7;
    cursor: not-allowed;
}

.submit-button.loading .button-text {
    visibility: hidden;
}

.submit-button.loading .button-icon {
    animation: rotate 1s infinite linear;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 6px;
    text-align: center;
}

.form-message.success {
    background-color: rgba(0, 200, 81, 0.1);
    color: var(--success-color);
}

.form-message.error {
    background-color: rgba(255, 68, 68, 0.1);
    color: var(--error-color);
}

/* Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(to right, var(--gradient-1, #4a1f6d), var(--gradient-2, #1f3d6d));
    z-index: 1000;
    transition: width 0.1s ease-out;
}

/* Controls */
.controls {
    position: fixed;
    top: 2rem;
    right: 2rem;
    display: flex;
    gap: 1rem;
    z-index: 1001;
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: var(--primary-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.theme-toggle:hover {
    transform: scale(1.1);
}

/* Menu Burger */
.menu-toggle {
    width: 40px;
    height: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    backdrop-filter: blur(10px);
}

.hamburger {
    width: 24px;
    height: 20px;
    position: relative;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
    position: absolute;
    left: 0;
    transition: var(--transition);
}

.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 9px; }
.hamburger span:nth-child(3) { top: 18px; }

.menu-toggle.active .hamburger span:nth-child(1) {
    transform: rotate(45deg);
    top: 9px;
}

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

.menu-toggle.active .hamburger span:nth-child(3) {
    transform: rotate(-45deg);
    top: 9px;
}

/* Menu Overlay */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.nav-links {
    list-style: none;
    text-align: center;
}

.nav-links li {
    margin: 2rem 0;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary-color);
    font-size: 2rem;
    font-weight: 500;
    transition: var(--transition);
}

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

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    overflow: hidden;
}

.hero .container {
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.hero-background {
    position: absolute;
    top: -10%;
    left: -10%;
    width: 120%;
    height: 120%;
    z-index: 1;
    overflow: hidden;
}

/* Effet de grain renforcé */
.hero-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 800 800' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.12;
    mix-blend-mode: overlay;
    pointer-events: none;
    z-index: 2;
}

/* Gradient Animations */
.gradient-orb {
    position: absolute;
    width: 140vw;
    height: 140vh;
    left: -20vw;
    top: -20vh;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.8;
    mix-blend-mode: screen;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    animation: float 15s infinite alternate;
    transform-origin: center center;
    will-change: transform;
}

.gradient-blur {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg,
        rgba(255, 255, 255, 0.15),
        rgba(255, 128, 255, 0.15),
        rgba(128, 255, 255, 0.15)
    );
    opacity: 0.3;
    mix-blend-mode: color-burn;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    animation: pulse 8s infinite alternate;
    transform-origin: center center;
    will-change: transform;
}

@keyframes float {
    0% {
        transform: translate(-5%, -5%) rotate(0deg) scale(1);
    }
    100% {
        transform: translate(5%, 5%) rotate(360deg) scale(1.1);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1) rotate(0deg);
    }
    100% {
        transform: scale(1.1) rotate(45deg);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.avatar {
    margin-bottom: 2rem;
}

.avatar-placeholder {
    width: 150px;
    height: 150px;
    background-color: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 4rem;
    font-family: 'Inria Serif', serif;
    margin: 0 auto;
    backdrop-filter: blur(5px);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: var(--primary-color);
    font-size: 1.5rem;
    opacity: 0.8;
    z-index: 2;
    animation: bounce 2s infinite;
    text-decoration: none;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.scroll-indicator:hover {
    opacity: 1;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-20px) translateX(-50%);
    }
    60% {
        transform: translateY(-10px) translateX(-50%);
    }
}

h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.hero h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    font-weight: 500;
}

.hero .subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
}

/* Skills Section */
#skills {
    padding: 8rem 0;
    background-color: var(--background-darker);
}

#skills h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 4rem;
    padding: 0 2rem;
}

.skill-card {
    padding: 2.5rem;
    background-color: var(--card-background);
    border-radius: 12px;
    transition: var(--transition);
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    will-change: transform;
}

.skill-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.skill-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    transition: var(--transition);
    will-change: transform;
}

.skill-card:hover i {
    transform: scale(1.1);
}

.skill-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.skill-card p {
    color: var(--secondary-color);
    font-size: 1rem;
    line-height: 1.7;
}

/* Contact Section */
#contact {
    padding: 8rem 0 4rem 0;
    background-color: var(--background-darker);
}

.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-button {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.2rem 2.5rem;
    background-color: var(--card-background);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 500;
    transition: var(--transition);
    margin-bottom: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    will-change: transform;
    cursor: pointer;
}

.contact-button:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.2);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.social-links a {
    color: var(--primary-color);
    font-size: 1.8rem;
    transition: var(--transition);
    opacity: 0.8;
    will-change: transform;
}

.social-links a:hover {
    opacity: 1;
    transform: translateY(-4px);
}

/* Footer */
footer {
    padding: 2rem 0;
    background-color: var(--background-darker);
}

.footer-content {
    text-align: center;
}

.footer-copyright {
    font-size: 0.9rem;
    color: var(--secondary-color);
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .skills-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }

    .skill-card {
        padding: 2rem;
    }
}

@media (max-width: 992px) {
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    .skills-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .skill-card {
        padding: 2.5rem;
    }

    #skills, #contact {
        padding: 6rem 0;
    }

    .contact-button {
        padding: 1rem 2rem;
        font-size: 1rem;
    }

    .user-notice {
        left: 1rem;
        right: 1rem;
        bottom: 1rem;
        max-width: none;
    }

    .modal-content {
        padding: 1.5rem;
        width: 95%;
    }
}

/* Ajustements pour le thème clair */
[data-theme="light"] .menu-toggle,
[data-theme="light"] .theme-toggle {
    background: rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .skill-card {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .skill-card:hover {
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .gradient-orb {
    opacity: 0.5;
    mix-blend-mode: multiply;
}

[data-theme="light"] .gradient-blur {
    opacity: 0.2;
    mix-blend-mode: color;
}

[data-theme="light"] .hero-background::after {
    opacity: 0.06;
}