:root {
    --primary-gold: #c5a059;
    --bg-dark: #0a0a0b;
    --card-bg: #141416;
    --text-main: #f4f4f4;
    --text-sub: #a0a0a0;
    --border-subtle: rgba(197, 160, 89, 0.2);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-display: swap; 
    line-height: 1.6;
    font-size: 18px;
    overflow-x: hidden;
}

/* NAVIGATION */
.nav-bar {
    display: flex;
    justify-content: center;
    gap: 30px;
    background: rgba(10, 10, 11, 0.98);
    padding: 25px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-subtle);
}

.nav-btn { 
    color: var(--text-sub); 
    text-decoration: none; 
    font-weight: 300; 
    text-transform: uppercase; 
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    transition: 0.4s;
}
.nav-btn:hover { color: var(--primary-gold); }

/* BANNIÈRE */
.main-banner {
    position: relative;
    width: 100%;
    height: 75vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
}

.main-banner img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.banner-text {
    position: relative;
    z-index: 10;
    text-align: center;
}

.banner-text h1 {
    font-size: clamp(3rem, 6vw, 4.5rem); 
    text-transform: uppercase;
    color: #000; 
    font-weight: 900;
    letter-spacing: 0.3em;
    margin-bottom: 15px;
}

.banner-text p {
    font-size: 1.2rem;
    color: var(--primary-gold);
    letter-spacing: 0.5em;
    text-transform: uppercase;
}

/* EFFET ÉCRITURE */
.reveal-text {
    display: block;
    overflow: hidden;
    white-space: nowrap;
    width: 0;
    opacity: 0;
}

.main-banner:hover .reveal-text {
    opacity: 1;
    animation: typing 1.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes typing { from { width: 0; } to { width: 100%; } }

/* GRILLES & CONTENU */
.container { max-width: 1400px; margin: 0 auto; padding: 0 40px; }
.content-block { padding: 100px 0; }

.grid-2-photos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 40px;
}

.photo-item {
    background: var(--card-bg);
    border: 1px solid var(--border-subtle);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.photo-item img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    display: block;
    transition: transform 1.2s ease;
}

.photo-item:hover img {
    transform: scale(1.05);
}

.photo-item .label {
    padding: 30px;
    text-align: center;
    letter-spacing: 0.2em;
    color: var(--primary-gold);
    text-transform: uppercase;
    font-size: 0.9rem;
    border-top: 1px solid var(--border-subtle);
}

/* FORMULAIRE CONTACT */
.contact-form {
    max-width: 800px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 40px;
    border: 1px solid var(--border-subtle);
}

.form-group { margin-bottom: 25px; }

.form-group input, .form-group textarea {
    width: 100%;
    padding: 15px;
    background: #0a0a0b;
    border: 1px solid var(--border-subtle);
    color: var(--text-main);
    font-family: inherit;
    font-size: 1rem;
}

.form-group textarea { height: 150px; resize: vertical; }

.form-group input:focus, .form-group textarea:focus {
    border-color: var(--primary-gold);
    outline: none;
}

.submit-btn {
    background: none;
    border: 1px solid var(--primary-gold);
    color: var(--primary-gold);
    padding: 15px 40px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    cursor: pointer;
    transition: 0.4s;
}

.submit-btn:hover {
    background: var(--primary-gold);
    color: #000;
}

/* SERVICES */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 80px;
}

.feature-item {
    background: var(--card-bg);
    padding: 60px 30px;
    border: 1px solid var(--border-subtle);
    text-align: center;
    transition: 0.5s;
}

.feature-item:hover {
    border-color: var(--primary-gold);
    transform: translateY(-10px);
}

.feature-icon { font-size: 2.5rem; margin-bottom: 20px; display: block; }
.feature-text h3 { 
    color: var(--primary-gold); 
    font-size: 1.2rem; 
    margin-bottom: 15px; 
    text-transform: uppercase;
    letter-spacing: 0.1em;
}
.feature-text p { 
    color: var(--text-sub); 
    font-size: 0.95rem; 
    text-align: center;
}

.section-title { 
    font-size: 2.5rem; 
    text-align: center; 
    margin-bottom: 80px; 
    letter-spacing: 0.4em; 
    font-weight: 200;
    text-transform: uppercase;
}

/* ANIMATIONS & FOOTER */
.fade-in { opacity: 0; animation: fadeInUp 1.2s ease-out forwards; }
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

footer { 
    padding: 80px; 
    text-align: center; 
    color: var(--text-sub); 
    font-size: 0.8rem; 
    letter-spacing: 0.3em;
    border-top: 1px solid var(--border-subtle);
}

@media (max-width: 992px) {
    .features-grid { grid-template-columns: 1fr; }
    .grid-2-photos { grid-template-columns: 1fr; }
    .photo-item img { height: 300px; }
}