/* Variables de couleurs */
:root {
    /* Palette de couleurs - Mode sombre (par défaut) */
    --primary-color: #4285f4;
    --primary-color-light: #64b5f6;
    --primary-color-dark: #0d47a1;
    --secondary-color: #2979ff;
    --accent-color: #82b1ff;
    
    --text-color: #e8eaed;
    --text-color-secondary: #9aa0a6;
    --background-color: #202124;
    --card-background: #303134;
    --border-color: #5f6368;
    
    --success-color: #81c995;
    --error-color: #f28b82;
    --warning-color: #fdd663;
    
    /* Nouvelles variables pour l'animation */
    --animation-timing: cubic-bezier(0.4, 0, 0.2, 1);
    --card-hover-transform: translateY(-5px);
    
    /* Transitions */
    --transition-speed: 0.3s;
}

/* Mode clair */
[data-theme="light"] {
    --primary-color: #1a73e8;
    --primary-color-light: #4285f4;
    --primary-color-dark: #0d47a1;
    --secondary-color: #64b5f6;
    --accent-color: #2962ff;
    
    --text-color: #202124;
    --text-color-secondary: #5f6368;
    --background-color: #f8f9fa;
    --card-background: #ffffff;
    --border-color: #dadce0;
    
    --success-color: #0f9d58;
    --error-color: #d93025;
    --warning-color: #f29900;
}

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

html {
    height: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100%;
    display: flex;
    flex-direction: column;
    transition: background-color var(--transition-speed), color var(--transition-speed);
    position: relative;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    width: 100%;
}

/* Masquer le bouton Faire un don sur les pages autres que l'accueil */
.home-only {
    display: none !important;
}

body.home .home-only {
    display: flex !important;
}

/* Style pour le bouton Faire un don dans la navigation */
nav > .donate-button {
    margin-right: auto;
    display: none;
    align-items: center;
    padding: 8px 16px;
    font-size: 0.9rem;
    text-decoration: none;
    color: var(--text-color);
    background-color: transparent;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    transition: all var(--transition-speed);
}

nav > .donate-button:hover {
    background-color: rgba(66, 133, 244, 0.08);
    color: var(--primary-color);
    border-color: var(--primary-color);
}

nav > .donate-button .material-icons {
    margin-right: 8px;
    color: var(--error-color);
}

/* Style général pour le bouton Faire un don */
.donate-button {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 20px !important;
    background-color: rgb(250, 28, 113) !important;
    color: white !important;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 14px;
    border: none;
}

.donate-button:hover {
    background-color: #D81B60;
}

.donate-button .material-icons {
    font-size: 18px;
    color: white !important;
}

/* Style pour le bouton Faire un don dans le footer */
.footer-content .donate-button {
    position: absolute;
    left: 20px;
}

.footer-content .donate-button:hover {
    background-color: #D81B60;
}

.footer-content .donate-button .material-icons {
    color: white;
}

/* Media Queries */
@media (max-width: 768px) {
    nav > .donate-button {
        margin: 10px 0;
        order: 2;
    }

    .footer-content {
        flex-direction: column;
        gap: 10px;
        padding: 10px;
        height: auto;
    }

    footer {
        height: auto;
        padding: 10px 0;
    }

    .contact-button,
    .footer-content .donate-button {
        position: static;
        margin: 5px 0;
    }
}

/* Hero Section Moderne */
.hero-modern {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 0 20px;
    background: linear-gradient(135deg, var(--background-color) 0%, var(--primary-color-dark) 100%);
}

.hero-content {
    text-align: center;
    max-width: 800px;
    z-index: 2;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s var(--animation-timing) forwards;
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s var(--animation-timing) 0.3s forwards;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s var(--animation-timing) 0.6s forwards;
}

/* Boutons principaux */
.btn-primary, .btn-secondary {
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s var(--animation-timing);
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-color);
    border: 2px solid var(--text-color);
}

.btn-primary:hover, .btn-secondary:hover {
    transform: var(--card-hover-transform);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* Formes animées en arrière-plan */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.background-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.5;
    mix-blend-mode: luminosity;
}

/* Portfolio Section */
.portfolio-section {
    padding: 100px 20px;
    background-color: var(--background-color);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.portfolio-card {
    background-color: var(--card-background);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s var(--animation-timing);
    opacity: 0;
    transform: translateY(30px);
}

.portfolio-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-card:hover {
    transform: var(--card-hover-transform);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon .material-icons {
    font-size: 40px;
    color: white;
}

.portfolio-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.portfolio-card p {
    color: var(--text-color-secondary);
    margin-bottom: 20px;
}

.card-link {
    color: var(--primary-color);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-weight: 500;
    transition: gap 0.3s var(--animation-timing);
}

.card-link:hover {
    gap: 10px;
}

/* Contact Section */
.contact-section {
    padding: 100px 20px;
    background: linear-gradient(135deg, var(--primary-color-dark) 0%, var(--background-color) 100%);
    text-align: center;
}

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

.contact-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.contact-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 30px;
}

/* Footer moderne */
footer {
    background-color: var(--card-background);
    padding: 15px 0;
    border-top: 1px solid var(--border-color);
    margin-top: 50px;
    width: 100%;
    position: relative;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
}

.footer-content p {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    margin: 0;
    text-align: center;
    color: var(--text-color);
    width: auto;
    white-space: nowrap;
}

.footer-content .donate-button {
    position: relative;
    left: 0;
}

.footer-content .contact-button {
    position: relative;
    right: 0;
}

.footer-content .donate-button,
.footer-content .contact-button {
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 20px;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 14px;
}

.footer-content .donate-button {
    background-color: var(--accent-color);
    color: white;
}

.footer-content .contact-button {
    background-color: var(--primary-color);
    color: white;
}

.footer-content .donate-button:hover,
.footer-content .contact-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        text-align: center;
        padding: 20px;
        gap: 15px;
    }

    .footer-content p {
        position: relative;
        transform: none;
        order: 2;
        left: auto;
    }

    .footer-content .donate-button {
        order: 1;
        width: 100%;
        justify-content: center;
        left: auto;
    }

    .footer-content .contact-button {
        order: 3;
        width: 100%;
        justify-content: center;
        right: auto;
    }
}

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

@keyframes morphing {
    0% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
        transform: rotate(0deg);
    }
    25% {
        border-radius: 58% 42% 75% 25% / 76% 46% 54% 24%;
    }
    50% {
        border-radius: 50% 50% 33% 67% / 55% 27% 73% 45%;
        transform: rotate(180deg);
    }
    75% {
        border-radius: 33% 67% 58% 42% / 63% 68% 32% 37%;
    }
    100% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
        transform: rotate(360deg);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-buttons {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

/* About Content Styles */
.about-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    background-color: var(--background-color);
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.intro-text {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 2rem;
    text-align: center;
    line-height: 1.6;
}

.category-description {
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background-color: var(--card-background);
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.category-description:hover {
    transform: none;
}

.category-description h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.category-description .material-icons {
    font-size: 1.8rem;
}

.category-description p {
    color: var(--text-color-secondary);
    line-height: 1.8;
    font-size: 1.1rem;
}

.project-goal {
    margin-top: 3rem;
    margin-bottom: 3rem;
    padding: 2rem;
    background-color: var(--card-background);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

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

.project-goal p {
    color: var(--text-color-secondary);
    line-height: 1.8;
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .about-content {
        padding: 1rem;
    }

    .category-description {
        padding: 1rem;
    }

    .project-goal {
        padding: 1.5rem;
    }

    .intro-text,
    .category-description p,
    .project-goal p {
        font-size: 1rem;
    }
}

/* Contenu principal */
main {
    flex: 1;
    width: 100%;
    margin-top: 70px; /* Espace pour le header fixe */
    margin-bottom: 20px;
}

/* Media Queries responsives complètes */
/* Grand écran */
@media (min-width: 1201px) {
    .container {
        max-width: 1200px;
    }
}

/* Ordinateur portable */
@media (max-width: 1200px) {
    .container {
        max-width: 1000px;
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}

/* Tablette */
@media (max-width: 992px) {
    .container {
        max-width: 90%;
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 10px 25px;
    }
}

/* Tablette portrait */
@media (min-width: 481px) and (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .about-content, 
    .category-description, 
    .project-goal {
        padding: 15px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .contact-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        padding: 20px 15px;
    }
    
    .footer-content .donate-button {
        position: static;
        margin: 10px auto;
    }
}

/* Tablette portrait et mobile */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .about-content, 
    .category-description, 
    .project-goal {
        padding: 15px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .contact-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        padding: 20px 15px;
    }
    
    .footer-content .donate-button {
        position: static;
        margin: 10px auto;
    }
}

/* Mobile */
@media (max-width: 480px) {
    .container {
        padding: 10px;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 8px 20px;
        font-size: 14px;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .portfolio-card {
        padding: 15px;
    }
    
    .contact-button, .donate-button {
        width: 100%;
        justify-content: center;
    }
    
    .intro-text, 
    .category-description p, 
    .project-goal p {
        font-size: 0.9rem;
    }
}

/* Petit mobile */
@media (max-width: 320px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 8px 15px;
        font-size: 13px;
    }
}

/* Media Queries pour le footer */
@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
        padding: 15px;
    }
    
    .contact-button,
    .footer-content .donate-button {
        position: static;
        margin: 5px auto;
    }
    
    .footer-content p {
        order: 2;
    }
    
    .contact-button {
        order: 1;
    }
    
    .donate-button {
        order: 3;
    }
}

@media (max-width: 480px) {
    footer {
        padding: 10px 0;
        margin-top: 30px;
    }
    
    .footer-content {
        padding: 10px;
    }
    
    .contact-button, 
    .donate-button {
        width: 100%;
        justify-content: center;
        max-width: 200px;
        margin: 10px auto;
    }
    
    .footer-content p {
        font-size: 12px;
    }
}