:root {
    /* Couleurs */
    --primary-color: #8A2BE2; /* Amethyst */
    --secondary-color: #F0F8FF; /* AliceBlue */
    --background-color: #1A1A2E; /* Dark Purple-Blue */
    --footer-bg-color: #0F0F1A; /* Even Darker Purple-Blue */
    --button-color: #E91E63; /* Deep Pink */
    --neon-glow-color: #E91E63; /* Assorti au bouton pour la cohérence du néon */
    --text-color-light: #F0F8FF;
    --text-color-dark: #1A1A2E;

    --section-bg-1: #2A2A4A;
    --section-bg-2: #3A3A5A;
    --section-bg-3: #202030;
    --section-bg-4: #151525;
    --section-bg-5: #303050;

    /* Typographie */
    --font-family-title: 'Orbitron', sans-serif;
    --font-family-body: 'Roboto', sans-serif;
    --font-size-base: 1rem;
    --line-height-base: 1.7;

    /* Espacement */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;

    /* Rayons de bordure */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;

    /* Ombres */
    --shadow-neon: 0 0 8px var(--neon-glow-color), 0 0 16px var(--neon-glow-color);
    --shadow-subtle: 0 4px 10px rgba(0, 0, 0, 0.3);

    /* Transitions */
    --transition-speed: 0.3s;
    --transition-ease: ease-in-out;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-body);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--text-color-light);
    background-color: var(--background-color);
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-title);
    color: var(--primary-color);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

h1 {
    font-size: 3.5rem;
    letter-spacing: 0.1em;
    text-shadow: var(--shadow-neon);
}

h2 {
    font-size: 2.5rem;
    text-shadow: 0 0 5px var(--neon-glow-color);
}

h3 {
    font-size: 1.8rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-speed) var(--transition-ease), text-shadow var(--transition-speed) var(--transition-ease);
}

a:hover {
    color: var(--neon-glow-color);
    text-shadow: 0 0 5px rgba(233, 30, 99, 0.7);
}

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(26, 26, 46, 0.8); /* Semi-transparent background */
    backdrop-filter: blur(10px); /* Glassmorphism effect */
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(138, 43, 226, 0.3);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header .logo {
    font-family: var(--font-family-title);
    font-size: 2rem;
    color: var(--primary-color);
    text-shadow: var(--shadow-neon);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding-left: var(--spacing-md);
}

.header nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--spacing-md);
}

.header nav ul li a {
    color: var(--secondary-color);
    font-family: var(--font-family-title);
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    transition: background-color var(--transition-speed) var(--transition-ease), color var(--transition-speed) var(--transition-ease), text-shadow var(--transition-speed) var(--transition-ease);
}

.header nav ul li a:hover {
    background-color: var(--primary-color);
    color: var(--text-color-dark);
    text-shadow: none;
}

.header .auth-buttons {
    display: flex;
    gap: var(--spacing-sm);
    padding-right: var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.8rem;
    border: none;
    border-radius: var(--border-radius-sm);
    font-family: var(--font-family-title);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    color: var(--text-color-light);
    background: linear-gradient(45deg, var(--button-color), var(--primary-color));
    box-shadow: var(--shadow-neon);
    transition: all var(--transition-speed) var(--transition-ease);
}

.btn:hover {
    transform: scale(1.05) translateY(-2px);
    box-shadow: 0 0 12px var(--neon-glow-color), 0 0 24px var(--neon-glow-color);
}

.btn:active {
    transform: scale(0.98);
    box-shadow: 0 0 5px var(--neon-glow-color);
}

.btn-secondary {
    background: linear-gradient(45deg, var(--primary-color), var(--background-color));
    box-shadow: 0 0 5px var(--primary-color);
    color: var(--text-color-light);
}

.btn-secondary:hover {
    box-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--primary-color);
}

/* Section Backgrounds */
.section-bg-1 {
    background-color: var(--section-bg-1);
    padding: var(--spacing-xl) var(--spacing-md);
}

.section-bg-2 {
    background-color: var(--section-bg-2);
    padding: var(--spacing-xl) var(--spacing-md);
}

.section-bg-3 {
    background-color: var(--section-bg-3);
    padding: var(--spacing-xl) var(--spacing-md);
}

.section-bg-4 {
    background-color: var(--section-bg-4);
    padding: var(--spacing-xl) var(--spacing-md);
}

.section-bg-5 {
    background-color: var(--section-bg-5);
    padding: var(--spacing-xl) var(--spacing-md);
}

/* Form Elements */
.form-group {
    margin-bottom: var(--spacing-md);
    position: relative;
}

.form-group label {
    display: block;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-family-body);
    font-size: 0.9rem;
}

.form-group .input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    pointer-events: none;
    z-index: 1;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem 0.8rem 3rem; /* Espace pour l'icône */
    background-color: var(--background-color);
    border: 1px solid rgba(138, 43, 226, 0.5);
    border-radius: var(--border-radius-sm);
    color: var(--text-color-light);
    font-family: var(--font-family-body);
    font-size: 1rem;
    transition: border-color var(--transition-speed) var(--transition-ease), box-shadow var(--transition-speed) var(--transition-ease);
    box-sizing: border-box; /* Important pour que le padding n'augmente pas la largeur */
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--neon-glow-color);
    box-shadow: 0 0 0 2px rgba(233, 30, 99, 0.5); /* Bordure lumineuse */
}

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

/* Card Style (Example for skins or items) */
.card {
    background-color: var(--section-bg-3);
    border: 1px solid rgba(138, 43, 226, 0.3);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-subtle);
    transition: transform var(--transition-speed) var(--transition-ease), box-shadow var(--transition-speed) var(--transition-ease);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5), var(--shadow-neon);
}

.card-image {
    width: 100%;
    height: 200px; /* Example fixed height */
    object-fit: cover;
    border-bottom: 1px solid rgba(138, 43, 226, 0.2);
}

.card-content {
    padding: var(--spacing-md);
}

.card-title {
    font-family: var(--font-family-title);
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0;
    margin-bottom: var(--spacing-xs);
}

.card-description {
    font-size: 0.95rem;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
}

/* Footer */
.footer {
    background-color: var(--footer-bg-color);
    color: rgba(240, 248, 255, 0.7);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    border-top: 1px solid rgba(138, 43, 226, 0.2);
    font-family: var(--font-family-body);
}

.footer p {
    margin: 0;
    font-size: 0.9rem;
}

.footer .social-links a {
    color: var(--secondary-color);
    margin: 0 var(--spacing-xs);
    font-size: 1.5rem;
}

.footer .social-links a:hover {
    color: var(--neon-glow-color);
    text-shadow: var(--shadow-neon);
}

/* Utility Classes (for additional custom styling on top of Tailwind) */
.text-neon {
    color: var(--neon-glow-color);
    text-shadow: var(--shadow-neon);
}

.border-neon-glow {
    border: 1px solid var(--neon-glow-color);
    box-shadow: var(--shadow-neon);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s var(--transition-ease) forwards;
    opacity: 0; /* Hidden by default, will be shown by animation */
}

/* Modals and Overlays (Alpine.js context) */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    transition: opacity var(--transition-speed) var(--transition-ease);
}

.modal-overlay.open {
    opacity: 1;
}

.modal-content {
    background-color: var(--section-bg-1);
    border: 1px solid var(--primary-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-neon);
    max-width: 600px;
    width: 90%;
    transform: translateY(-20px);
    opacity: 0;
    transition: transform var(--transition-speed) var(--transition-ease), opacity var(--transition-speed) var(--transition-ease);
}

.modal-overlay.open .modal-content {
    transform: translateY(0);
    opacity: 1;
}

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

    h2 {
        font-size: 2rem;
    }

    .header {
        flex-direction: column;
        padding: var(--spacing-sm) 0;
    }

    .header .logo {
        padding-left: 0;
        margin-bottom: var(--spacing-sm);
    }

    .header nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
        margin-bottom: var(--spacing-sm);
    }

    .header .auth-buttons {
        padding-right: 0;
        justify-content: center;
        width: 100%;
    }

    .btn {
        width: 100%;
        margin-bottom: var(--spacing-sm);
    }
}


/* Cookie Banner Additional Styles for Tailwind */
.cookie-banner-hover-effect:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

@media (prefers-reduced-motion: reduce) {
    .cookie-banner-hover-effect:hover {
        transform: none;
    }
}