/* ===== Base ===== */
:root {
    --primary: #2c2c2c;
    --primary-hover: #1a1a1a;
    --accent: #d4a853;
    --accent-hover: #c49640;
    --light-bg: #f8f8f6;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    color: #333;
}

html {
    scroll-behavior: smooth;
}

/* ===== Navbar ===== */
#mainNav {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    transition: background 0.3s;
}

#mainNav.scrolled {
    background: rgba(0, 0, 0, 0.95);
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.logo-nav {
    /* logo blanc PNG, pas besoin de filtre */
}

.navbar-nav .nav-link {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    padding: 0.5rem 1rem !important;
    transition: color 0.3s;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--accent) !important;
}

/* ===== Hero ===== */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(135deg, rgba(20,20,20,0.92), rgba(44,44,44,0.88)),
                url('img/vehicule.jpg') center/cover no-repeat;
    padding-top: 80px;
}

.hero-logo {
    max-width: 280px;
}

.slogan {
    font-weight: 300;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--accent);
}

.hero-section .btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #1a1a1a;
    font-weight: 600;
}

.hero-section .btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

/* ===== Sections ===== */
.section-title {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 1.8rem;
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--accent);
}

/* ===== Services ===== */
.service-card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.06);
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--accent);
}

.service-card .card-title {
    color: var(--primary);
}

/* ===== À propos ===== */
.bg-light {
    background-color: var(--light-bg) !important;
}

.value-box {
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
    transition: transform 0.3s;
}

.value-box:hover {
    transform: translateY(-3px);
}

.value-box .text-primary {
    color: var(--accent) !important;
}

/* ===== Références ===== */
.ref-logo {
    max-height: 80px;
    object-fit: contain;
    border-radius: 8px;
    transition: transform 0.3s;
}

.ref-logo:hover {
    transform: scale(1.05);
}

/* ===== Buttons global ===== */
.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
    border-radius: 8px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

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

/* ===== Contact ===== */
.contact-info a:hover {
    color: var(--accent) !important;
}

.form-control,
.form-select {
    border-radius: 8px;
    padding: 0.7rem 1rem;
    border: 1px solid #ddd;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 0.2rem rgba(212, 168, 83, 0.25);
}

/* ===== Footer ===== */
footer {
    background: var(--primary) !important;
}

.logo-footer {
    /* logo blanc PNG, pas besoin de filtre */
}

footer a:hover {
    color: var(--accent) !important;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .hero-logo {
        max-width: 200px;
    }

    .hero-section h1 {
        font-size: 1.8rem;
    }

    .slogan {
        font-size: 1.2rem !important;
        letter-spacing: 2px;
    }

    .section-title {
        font-size: 1.4rem;
    }
}

/* ===== Scroll offset for fixed nav ===== */
section {
    scroll-margin-top: 70px;
}