/* Variables de couleurs - Style minimaliste cohérent */
:root {
    --blanc-casse: #F8F8F8;
    --gris-fonce: #1C1C1C;
    --gris-moyen: #6E6E6E;
    --anthracite: #0F0F0F;
    --jaune-accent: #FFC300;
}

/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--blanc-casse);
    color: var(--gris-fonce);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Hero Section */
main {
    margin-top: 80px;
}

.hero {
    min-height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 5%;
    background-color: var(--blanc-casse);
}

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

.hero h1 {
    font-size: 5rem;
    font-weight: 700;
    color: var(--gris-fonce);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.6rem;
    color: var(--gris-moyen);
    font-weight: 400;
}

/* Section Filtres */
.filter-section {
    padding: 1.5rem 5%;
    background-color: var(--blanc-casse);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.filter-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    background-color: transparent;
    border: 2px solid var(--gris-moyen);
    color: var(--gris-moyen);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

.filter-btn:hover {
    border-color: var(--gris-fonce);
    color: var(--gris-fonce);
    transform: translateY(-2px);
}

.filter-btn.active {
    background-color: var(--jaune-accent);
    border-color: var(--jaune-accent);
    color: var(--anthracite);
}

/* Section Projets */
.projects-section {
    padding: 3.5rem 5%;
    background-color: var(--blanc-casse);
}

.projects-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.project-card {
    background-color: var(--anthracite);
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 3px;
    background-color: var(--jaune-accent);
    transition: width 0.4s ease;
    z-index: 10;
}

.project-card:hover::before {
    width: 100%;
}

.project-image {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
    background-color: var(--anthracite);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 0%, rgba(15, 15, 15, 0.8) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.play-icon {
    color: var(--jaune-accent);
    font-size: 3rem;
    font-weight: 700;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.project-card:hover .play-icon {
    transform: scale(1);
}

.featured-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--jaune-accent);
    color: var(--anthracite);
    padding: 0.4rem 0.9rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    z-index: 5;
}

.project-content {
    padding: 1.5rem;
    background-color: var(--anthracite);
}

.project-content h2 {
    color: var(--blanc-casse);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.project-meta {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.project-meta span {
    color: var(--gris-moyen);
    font-size: 0.85rem;
    padding: 0.25rem 0.75rem;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
}

/* État vide */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 5rem 2rem;
}

.empty-icon {
    font-size: 5rem;
    display: block;
    margin-bottom: 1.5rem;
    opacity: 0.3;
}

.empty-state h3 {
    color: var(--gris-fonce);
    font-size: 1.8rem;
    margin-bottom: 0.75rem;
}

.empty-state p {
    color: var(--gris-moyen);
    font-size: 1.1rem;
}

/* Section Équipement */
.equipment-section {
    padding: 3.5rem 5%;
    background-color: var(--blanc-casse);
}

.equipment-card {
    max-width: 1400px;
    margin: 0 auto;
    background-color: var(--anthracite);
    background-image: url('data:image/svg+xml,%3Csvg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23FFC300" fill-opacity="0.03"%3E%3Cpath d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
    padding: 4rem 3rem;
    border-radius: 12px;
    text-align: center;
}

.equipment-card h3 {
    color: var(--blanc-casse);
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.equipment-card p {
    color: var(--gris-moyen);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.equipment-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--jaune-accent);
    color: var(--anthracite);
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.equipment-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(255, 195, 0, 0.3);
}

.btn-arrow {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.equipment-btn:hover .btn-arrow {
    transform: translateX(5px);
}

/* Modales */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 15, 15, 0.9);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    background-color: var(--blanc-casse);
    max-width: 900px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.4s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background-color: var(--blanc-casse);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: var(--gris-fonce);
}

.modal-close:hover {
    background-color: var(--jaune-accent);
    transform: rotate(90deg);
}

.modal-image {
    width: 100%;
    height: 400px;
    overflow: hidden;
    background-color: var(--anthracite);
}

.modal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.modal-body {
    padding: 3rem;
}

.modal-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gris-fonce);
    margin-bottom: 1.5rem;
}

.modal-description {
    color: var(--gris-moyen);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.modal-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background-color: rgba(0, 0, 0, 0.02);
    border-radius: 10px;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.detail-label {
    font-size: 0.85rem;
    color: var(--gris-moyen);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.detail-value {
    font-size: 1.1rem;
    color: var(--gris-fonce);
    font-weight: 500;
}

.modal-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--anthracite);
    color: var(--blanc-casse);
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-btn:hover {
    background-color: var(--jaune-accent);
    color: var(--anthracite);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 195, 0, 0.3);
}

.modal-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background-color: var(--gris-moyen);
}

.modal-btn.disabled:hover {
    transform: none;
    box-shadow: none;
}

/* Responsive */
@media (max-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero h1 {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {
    .hero {
        min-height: 30vh;
        padding: 2rem 5%;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .filter-section {
        padding: 1rem 5%;
    }

    .projects-section {
        padding: 2.5rem 5%;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .project-image {
        height: 250px;
    }

    .filter-container {
        gap: 0.5rem;
    }

    .filter-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }

    .modal-body {
        padding: 2rem 1.5rem;
    }

    .modal-title {
        font-size: 2rem;
    }

    .modal-details {
        grid-template-columns: 1fr;
    }

    .equipment-section {
        padding: 2.5rem 5%;
    }

    .equipment-card {
        padding: 3rem 2rem;
    }

    .equipment-card h3 {
        font-size: 1.6rem;
    }
}

@media (max-width: 480px) {
    .hero {
        min-height: 25vh;
        padding: 1.5rem 5%;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .projects-section {
        padding: 2rem 5%;
    }

    .project-content h2 {
        font-size: 1.2rem;
    }

    .modal-image {
        height: 250px;
    }

    .equipment-section {
        padding: 2rem 5%;
    }

    .equipment-card h3 {
        font-size: 1.4rem;
    }
}