:root {
    --primary: #090A0C;
    --primary-soft: #17191D;
    --accent: #E5A900;
    --accent-hover: #FFC331;
    --light: #F8F9FA;
    --white: #FFFFFF;
    --text: #2D3339;
    --muted: #5E6872;
    --radius: 12px;
    --shadow: 0 8px 28px rgba(15, 28, 40, 0.11);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--light);
    color: var(--text);
    font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
}

a:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 4px;
}

.site-nav {
    position: sticky;
    z-index: 30;
    top: 0;
    display: flex;
    min-height: 64px;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.65rem max(1rem, calc((100vw - 1180px) / 2));
    border-bottom: 1px solid rgba(229, 169, 0, 0.35);
    background: rgba(9, 10, 12, 0.96);
    color: var(--white);
}

.brand {
    color: var(--white);
    font-size: 1.05rem;
    font-weight: 850;
    letter-spacing: 0.04em;
    text-decoration: none;
}

.brand span {
    color: var(--accent);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1rem;
    list-style: none;
}

.nav-links a {
    color: #EEF1F3;
    font-size: 0.9rem;
    font-weight: 650;
    text-decoration: none;
}

.nav-links a:hover {
    color: var(--accent);
}

.nav-phone {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--accent);
    border-radius: 5px;
}

.hero {
    padding: clamp(3.25rem, 8vw, 6rem) 1rem;
    border-bottom: 5px solid var(--accent);
    background-image: linear-gradient(rgba(9, 10, 12, 0.84), rgba(26, 37, 48, 0.78)), url("images/fond-accueil.webp");
    background-position: center;
    background-size: cover;
    color: var(--white);
}

.hero-inner,
.wrap {
    width: min(1120px, calc(100% - 2rem));
    margin: 0 auto;
}

.eyebrow {
    margin-bottom: 0.7rem;
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

h1 {
    max-width: 940px;
    font-size: clamp(2.15rem, 6vw, 4rem);
    line-height: 1.08;
    letter-spacing: -0.03em;
}

.hero p {
    max-width: 820px;
    margin-top: 1rem;
    color: #E8EDF1;
    font-size: clamp(1.05rem, 2.3vw, 1.26rem);
}

.hero-actions,
.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 1.5rem;
}

.btn {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.35rem;
    border: 2px solid var(--primary);
    border-radius: 7px;
    background: var(--primary);
    color: var(--white);
    font-weight: 800;
    text-decoration: none;
}

.btn-accent {
    border-color: var(--accent);
    background: var(--accent);
    color: #111;
}

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

.btn-outline {
    border-color: rgba(255, 255, 255, 0.75);
    background: transparent;
    color: var(--white);
}

.section {
    padding: clamp(2.8rem, 7vw, 5rem) 0;
}

.section.white {
    background: var(--white);
}

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

.section.dark p,
.section.dark li {
    color: #DCE2E7;
}

.section-title {
    max-width: 840px;
    margin-bottom: 1rem;
    font-size: clamp(1.8rem, 4vw, 2.65rem);
    line-height: 1.14;
}

.lead {
    max-width: 860px;
    color: var(--muted);
    font-size: 1.08rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.6rem;
}

.grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
    padding: 1.35rem;
    border: 1px solid rgba(9, 10, 12, 0.08);
    border-radius: var(--radius);
    background: var(--white);
    box-shadow: var(--shadow);
}

.dark .card {
    border-color: rgba(229, 169, 0, 0.22);
    background: var(--primary-soft);
    box-shadow: none;
}

.card h2,
.card h3 {
    margin-bottom: 0.6rem;
    color: var(--primary);
    line-height: 1.18;
}

.dark .card h2,
.dark .card h3 {
    color: var(--white);
}

.card p,
.card li {
    color: var(--muted);
}

.card ul,
.checklist {
    padding-left: 1.1rem;
}

.checklist li + li,
.card li + li {
    margin-top: 0.35rem;
}

.note {
    margin-top: 1.5rem;
    padding: 1rem 1.1rem;
    border-left: 5px solid var(--accent);
    border-radius: 8px;
    background: #FFF7D6;
    color: #514012;
}

.breadcrumb {
    margin-bottom: 1rem;
    color: #E8EDF1;
    font-size: 0.92rem;
}

.breadcrumb a {
    color: var(--accent);
}

.cta {
    padding: clamp(2.6rem, 6vw, 4.2rem) 0;
    background: linear-gradient(135deg, var(--accent), #FFE29A);
    color: #111;
}

.cta .wrap {
    display: grid;
    grid-template-columns: 1.4fr 0.6fr;
    gap: 1.5rem;
    align-items: center;
}

.cta h2 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    line-height: 1.12;
}

.cta p {
    margin-top: 0.7rem;
    font-size: 1.08rem;
}

footer {
    padding: 2rem 1rem 5rem;
    background: var(--primary);
    color: var(--white);
    text-align: center;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.7rem 1.2rem;
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--white);
    font-weight: 700;
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--accent);
}

.sticky-cta {
    position: fixed;
    z-index: 40;
    right: 1rem;
    bottom: 1rem;
    padding: 0.8rem 1rem;
    border-radius: 999px;
    background: var(--accent);
    color: #111;
    font-weight: 900;
    text-decoration: none;
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.22);
}

@media (max-width: 860px) {
    .site-nav {
        position: static;
        align-items: flex-start;
        flex-direction: column;
    }

    .nav-links {
        width: 100%;
        flex-wrap: wrap;
        gap: 0.65rem;
    }

    .grid,
    .grid.two,
    .cta .wrap {
        grid-template-columns: 1fr;
    }

    .sticky-cta {
        right: 0;
        bottom: 0;
        left: 0;
        border-radius: 0;
        text-align: center;
    }
}