/* INNOVTOIT — feuille de style principale
   Palette conservée : rouille #c7502d, gris #505050, blanc.
   Aucune animation ni transition : tout est instantané. */

:root {
    --rust: #c7502d;
    --rust-dark: #a84325;
    --grey: #505050;
    --grey-dark: #3f3f3f;
    --text: #505050;
    --muted: #7a7a7a;
    --line: #e4e1de;
    --bg-soft: #f5f3f1;
    --white: #ffffff;
    --radius: 6px;
    --wrap: 1240px;
    --header-h: 76px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: "serenity", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--text);
    background: var(--white);
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

h1,
h2,
h3 {
    margin: 0;
    color: var(--grey);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.01em;
}

p {
    margin: 0 0 1rem;
}

.wrap {
    max-width: var(--wrap);
    margin: 0 auto;
    padding: 0 24px;
}

.accent {
    color: var(--rust);
}

/* ---------- Libellés de section : [ Services ] ---------- */
.eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--rust);
    margin-bottom: 1.25rem;
}

.eyebrow::before {
    content: "[ ";
}

.eyebrow::after {
    content: " ]";
}

.eyebrow.light {
    color: var(--white);
}

/* ---------- Boutons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6em;
    padding: 0.95rem 1.6rem;
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: 2px solid var(--rust);
    background: var(--rust);
    color: var(--white);
    cursor: pointer;
    font-family: inherit;
    line-height: 1.2;
}

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

.btn .arrow {
    font-size: 1.15em;
    line-height: 1;
}

.btn-ghost {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.7);
}

.btn-ghost:hover {
    background: var(--white);
    border-color: var(--white);
    color: var(--grey);
}

.btn-outline {
    background: transparent;
    color: var(--grey);
    border-color: var(--grey);
}

.btn-outline:hover {
    background: var(--grey);
    border-color: var(--grey);
    color: var(--white);
}

.link-arrow {
    display: inline-flex;
    gap: 0.5em;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--rust);
    border-bottom: 2px solid currentColor;
    padding-bottom: 2px;
}

.link-arrow:hover {
    color: var(--grey);
}

/* ---------- En-tête flottant (toujours le même état) ---------- */
.site-header {
    position: fixed;
    top: 14px;
    left: 14px;
    right: 14px;
    z-index: 100;
}

.header-bar {
    max-width: var(--wrap);
    margin: 0 auto;
    height: var(--header-h);
    padding: 0 14px 0 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.12);
}

.brand {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.01em;
    text-transform: uppercase;
    color: var(--rust);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.main-nav > a,
.main-nav .nav-drop > a {
    display: block;
    padding: 10px 14px;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--grey);
    border-radius: var(--radius);
}

.main-nav > a:hover,
.main-nav .nav-drop > a:hover,
.main-nav a.is-active {
    color: var(--rust);
}

.main-nav .nav-cta {
    margin-left: 10px;
    background: var(--rust);
    color: var(--white);
    padding: 12px 18px;
}

.main-nav .nav-cta:hover,
.main-nav .nav-cta.is-active {
    background: var(--rust-dark);
    color: var(--white);
}

.nav-drop {
    position: relative;
}

.nav-drop > a::after {
    content: " ▾";
    font-size: 0.75em;
}

.drop-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    padding: 8px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.14);
}

.nav-drop:hover .drop-menu,
.nav-drop:focus-within .drop-menu {
    display: block;
}

.drop-menu a {
    display: block;
    padding: 10px 14px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--grey);
    border-radius: var(--radius);
}

.drop-menu a:hover {
    background: var(--bg-soft);
    color: var(--rust);
}

.menu-toggle {
    display: none;
    width: 48px;
    height: 48px;
    border: 0;
    border-radius: var(--radius);
    background: var(--rust);
    color: var(--white);
    cursor: pointer;
    padding: 0;
    align-items: center;
    justify-content: center;
}

.menu-toggle svg {
    width: 26px;
    height: 26px;
}

.menu-toggle .icon-close {
    display: none;
}

.site-header.open .menu-toggle .icon-open {
    display: none;
}

.site-header.open .menu-toggle .icon-close {
    display: block;
}

.mobile-nav {
    display: none;
}

/* ---------- Hero (accueil) avec texte en overlay ---------- */
.hero {
    position: relative;
    min-height: 88vh;
    min-height: 88svh;
    display: flex;
    align-items: flex-end;
    color: var(--white);
    background: var(--grey) url('../hero.jpg') center / cover no-repeat;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.25) 35%, rgba(0, 0, 0, 0.75) 100%);
}

.hero .wrap {
    position: relative;
    width: 100%;
    padding-top: calc(var(--header-h) + 60px);
    padding-bottom: 72px;
}

.hero h1 {
    color: var(--white);
    font-size: clamp(2.4rem, 6vw, 4.8rem);
    max-width: 15ch;
    margin-bottom: 1.25rem;
}

.hero .lead {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    max-width: 38ch;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.92);
}

.home-intro {
    text-align: center;
}

.home-intro h2 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    max-width: 24ch;
    margin: 0 auto 1.25rem;
}

.home-intro h2 + h2 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    margin-bottom: 2rem;
}

.home-intro p {
    max-width: 62ch;
    margin: 0 auto 2.5rem;
}

.home-intro .hero-actions {
    justify-content: center;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* ---------- Bandeau de chiffres ---------- */
.facts {
    background: var(--grey);
    color: var(--white);
}

.facts .wrap {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.fact {
    padding: 34px 24px;
    border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.fact:first-child {
    border-left: 0;
    padding-left: 0;
}

.fact strong {
    display: block;
    font-size: clamp(1.6rem, 3vw, 2.3rem);
    line-height: 1.1;
    color: var(--white);
}

.fact span {
    display: block;
    margin-top: 6px;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.75);
}

/* ---------- Bandeau métiers (statique) ---------- */
.strip {
    background: var(--rust);
    color: var(--white);
    overflow: hidden;
}

.strip ul {
    list-style: none;
    margin: 0 auto;
    padding: 18px 24px;
    max-width: var(--wrap);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 10px 24px;
    font-weight: 700;
    letter-spacing: 0.14em;
    font-size: 0.9rem;
}

.strip li + li::before {
    content: "◆";
    margin-right: 24px;
    font-size: 0.7em;
    vertical-align: 2px;
    opacity: 0.7;
}

/* ---------- Sections génériques ---------- */
.section {
    padding: 110px 0;
}

.section.soft {
    background: var(--bg-soft);
}

.section.dark {
    background: var(--grey);
    color: rgba(255, 255, 255, 0.88);
}

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

.section-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 24px;
    margin-bottom: 56px;
    flex-wrap: wrap;
}

.section-head h2,
.title-xl {
    font-size: clamp(2rem, 4.4vw, 3.4rem);
    max-width: 20ch;
}

.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 72px;
    align-items: center;
}

.split .media img {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
}

.split h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
}

/* ---------- Cartes de services numérotées ---------- */
.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
}

.service-card {
    display: flex;
    flex-direction: column;
    padding: 36px 28px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--white);
    min-height: 340px;
}

.service-card .num {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    color: var(--rust);
    margin-bottom: 2.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    font-size: 1rem;
    flex: 1;
}

.service-card .more {
    margin-top: 1.5rem;
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--rust);
}

.service-card:hover {
    background: var(--grey);
    color: rgba(255, 255, 255, 0.9);
}

.service-card:hover h3,
.service-card:hover .more,
.service-card:hover .num {
    color: var(--white);
}

/* ---------- Cartes de réalisations ---------- */
.project-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px 28px;
}

.project-card {
    display: block;
}

.project-card .thumb {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    background: var(--bg-soft);
    aspect-ratio: 4 / 3;
}

.project-card .thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-card .tag {
    position: absolute;
    top: 14px;
    left: 14px;
    padding: 6px 10px;
    background: var(--white);
    color: var(--grey);
    border-radius: 4px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.project-card .go {
    position: absolute;
    right: 14px;
    bottom: 14px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--white);
    color: var(--rust);
    font-size: 1.2rem;
    font-weight: 700;
}

.project-card:hover .go {
    background: var(--rust);
    color: var(--white);
}

.project-card .meta {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 16px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
}

.project-card h3 {
    margin-top: 8px;
    font-size: 1.3rem;
    line-height: 1.25;
}

.project-card:hover h3 {
    color: var(--rust);
}

/* ---------- Filtres réalisations ---------- */
.filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 48px;
}

.filters a {
    padding: 10px 18px;
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: var(--white);
}

.filters a:hover {
    border-color: var(--grey);
}

.filters a.active {
    background: var(--rust);
    border-color: var(--rust);
    color: var(--white);
}

/* ---------- En-tête des pages internes ---------- */
.page-head {
    background: var(--bg-soft);
    padding: calc(var(--header-h) + 100px) 0 64px;
    border-bottom: 1px solid var(--line);
}

.page-head h1 {
    font-size: clamp(2.3rem, 5.5vw, 4.2rem);
    max-width: 20ch;
}

.page-head .intro {
    margin-top: 1.5rem;
    max-width: 62ch;
    font-size: 1.2rem;
}

.crumbs {
    margin-bottom: 1rem;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
}

.crumbs a:hover {
    color: var(--rust);
}

/* ---------- Contenu texte ---------- */
.content h2 {
    font-size: clamp(1.5rem, 2.6vw, 2rem);
    margin: 2.5rem 0 1.25rem;
}

.content h2:first-child {
    margin-top: 0;
}

.check-list {
    list-style: none;
    padding: 0;
    margin: 0;
    border-top: 1px solid var(--line);
}

.check-list li {
    position: relative;
    padding: 14px 0 14px 34px;
    border-bottom: 1px solid var(--line);
}

.check-list li::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 1.45em;
    width: 12px;
    height: 2px;
    background: var(--rust);
}

.check-list strong,
.check-list .font-semibold {
    color: var(--grey);
    font-weight: 700;
}

.service-layout {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 72px;
    align-items: start;
}

.service-layout aside img {
    width: 100%;
    border-radius: var(--radius);
}

.side-box {
    margin-top: 28px;
    padding: 28px;
    background: var(--bg-soft);
    border-radius: var(--radius);
}

.side-box h3 {
    font-size: 1rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.side-box ul {
    list-style: none;
    margin: 0 0 1.5rem;
    padding: 0;
}

.side-box li a {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
    font-weight: 700;
    font-size: 0.95rem;
}

.side-box li a:hover {
    color: var(--rust);
}

/* ---------- Bloc d'appel à l'action ---------- */
.cta-block .wrap {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 48px;
    align-items: end;
}

.cta-block h2 {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
}

.cta-block .cta-side p {
    font-size: 1.1rem;
}

.cta-block .phone {
    display: block;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--white);
    margin: 0.5rem 0 1.5rem;
}

.cta-block .phone:hover {
    color: #f2c4b5;
}

/* ---------- À propos ---------- */
.about-text p {
    text-align: left;
}

.about-text .highlight {
    padding: 24px 28px;
    border-left: 4px solid var(--rust);
    background: var(--bg-soft);
    color: var(--grey);
    font-weight: 700;
}

/* ---------- Détail réalisation ---------- */
.detail-meta {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    margin-bottom: 48px;
}

.detail-meta div {
    padding: 22px 20px;
    border-left: 1px solid var(--line);
}

.detail-meta div:first-child {
    border-left: 0;
    padding-left: 0;
}

.detail-meta dt {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--rust);
    margin-bottom: 6px;
}

.detail-meta dd {
    margin: 0;
    font-weight: 700;
    color: var(--grey);
}

.detail-main {
    width: 100%;
    max-height: 760px;
    object-fit: cover;
    border-radius: var(--radius);
    margin-bottom: 48px;
}

.detail-desc {
    max-width: 72ch;
    margin-bottom: 72px;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    position: relative;
    padding: 0;
    border: 0;
    background: var(--bg-soft);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: zoom-in;
    aspect-ratio: 4 / 3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-family: inherit;
}

.tag-avant {
    background: var(--grey);
    color: var(--white);
}

.tag-pendant {
    background: var(--white);
    color: var(--grey);
}

.tag-apres {
    background: var(--rust);
    color: var(--white);
}

.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(20, 20, 20, 0.94);
    align-items: center;
    justify-content: center;
}

.lightbox.open {
    display: flex;
}

.lightbox img {
    max-width: 92vw;
    max-height: 84vh;
    object-fit: contain;
}

.lb-btn {
    position: absolute;
    border: 0;
    background: rgba(255, 255, 255, 0.12);
    color: var(--white);
    width: 52px;
    height: 52px;
    border-radius: 50%;
    font-size: 1.4rem;
    cursor: pointer;
    font-family: inherit;
}

.lb-btn:hover {
    background: var(--rust);
}

.lb-close {
    top: 18px;
    right: 18px;
}

.lb-prev {
    left: 18px;
    top: 50%;
    margin-top: -26px;
}

.lb-next {
    right: 18px;
    top: 50%;
    margin-top: -26px;
}

/* ---------- Emploi ---------- */
.job {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--white);
}

.job + .job {
    margin-top: 16px;
}

.job summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    padding: 28px;
}

.job summary::-webkit-details-marker {
    display: none;
}

.job summary h2 {
    font-size: clamp(1.25rem, 2.4vw, 1.7rem);
}

.job summary .plus {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--rust);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    line-height: 1;
}

.job[open] summary .plus::before {
    content: "−";
}

.job:not([open]) summary .plus::before {
    content: "+";
}

.job[open] {
    border-color: var(--rust);
}

.job-body {
    padding: 0 28px 32px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.job-body h3 {
    font-size: 1rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--rust);
    margin-bottom: 1rem;
}

.job-body .check-list li {
    font-size: 1rem;
    padding-top: 10px;
    padding-bottom: 10px;
}

.job-apply {
    grid-column: 1 / -1;
    padding-top: 24px;
    border-top: 1px solid var(--line);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.job-apply p {
    margin: 0;
}

/* ---------- Contact ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 72px;
    align-items: start;
}

.info-list {
    margin: 0 0 40px;
    border-top: 1px solid var(--line);
}

.info-list div {
    display: grid;
    grid-template-columns: 130px 1fr;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
}

.info-list dt {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--rust);
    padding-top: 4px;
}

.info-list dd {
    margin: 0;
    font-weight: 700;
    color: var(--grey);
    overflow-wrap: anywhere;
}

.info-list dd a:hover {
    color: var(--rust);
}

.address-block {
    margin-bottom: 32px;
}

.address-block h3 {
    font-size: 1rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.map {
    position: relative;
    margin-top: 14px;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--radius);
    background: var(--bg-soft);
}

.map iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.form-card {
    background: var(--bg-soft);
    border-radius: var(--radius);
    padding: 40px;
}

.form-card h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    margin-bottom: 1.75rem;
}

.field {
    margin-bottom: 18px;
}

.field label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--grey);
}

.field input,
.field textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #d5d1cd;
    border-radius: var(--radius);
    background: var(--white);
    font: inherit;
    font-size: 1rem;
    color: var(--grey);
}

.field input:focus,
.field textarea:focus {
    outline: 2px solid var(--rust);
    outline-offset: 0;
    border-color: var(--rust);
}

.form-card .btn {
    width: 100%;
    justify-content: center;
}

.notice {
    padding: 14px 18px;
    border-radius: var(--radius);
    margin-bottom: 24px;
    font-weight: 700;
    font-size: 1rem;
    background: #fbe9e4;
    color: var(--rust-dark);
    border-left: 4px solid var(--rust);
}

/* ---------- Pied de page ---------- */
.site-footer {
    background: var(--bg-soft);
    color: var(--text);
    border-top: 1px solid var(--line);
    padding: 80px 0 0;
    font-size: 1rem;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 56px;
}

.footer-logo img {
    width: 240px;
    height: auto;
    margin-bottom: 18px;
}

.site-footer h3 {
    color: var(--rust);
    font-size: 0.8rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    margin-bottom: 1.1rem;
}

.site-footer ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-footer li {
    margin-bottom: 0.45rem;
}

.site-footer a:hover {
    color: var(--rust);
    text-decoration: underline;
}

.site-footer p {
    margin: 0 0 0.3rem;
}

.site-footer .label {
    color: var(--grey);
    font-weight: 700;
    margin-top: 0.9rem;
}

.site-footer .label:first-of-type {
    margin-top: 0;
}

.footer-bottom {
    border-top: 1px solid var(--line);
    color: var(--muted);
    padding: 22px 0 28px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.85rem;
    letter-spacing: 0.06em;
}

.footer-bottom .tagline {
    color: var(--grey);
    font-weight: 700;
    letter-spacing: 0.16em;
}

.empty {
    color: var(--muted);
    font-style: italic;
}

/* ---------- Tablette ---------- */
@media (max-width: 1100px) {
    .main-nav > a,
    .main-nav .nav-drop > a {
        padding: 10px 9px;
        font-size: 0.82rem;
    }

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

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

    .footer-top {
        grid-template-columns: 1fr 1fr;
    }
}

/* ---------- Mobile : menu burger ---------- */
@media (max-width: 960px) {
    :root {
        --header-h: 66px;
    }

    .site-header {
        top: 10px;
        left: 10px;
        right: 10px;
    }

    .header-bar {
        padding: 0 9px 0 16px;
    }

    .brand {
        font-size: 1.75rem;
    }

    .main-nav {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .site-header.open .mobile-nav {
        display: block;
    }

    .mobile-nav {
        max-width: var(--wrap);
        margin: 8px auto 0;
        background: var(--white);
        border-radius: 12px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.16);
        padding: 8px;
        max-height: calc(100vh - var(--header-h) - 40px);
        overflow-y: auto;
    }

    .mobile-nav a,
    .mobile-nav button {
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
        padding: 15px 14px;
        border: 0;
        border-bottom: 1px solid var(--line);
        background: none;
        font: inherit;
        font-size: 1rem;
        font-weight: 700;
        letter-spacing: 0.06em;
        color: var(--grey);
        text-align: left;
        cursor: pointer;
    }

    .mobile-nav a.is-active {
        color: var(--rust);
    }

    .mobile-nav .sub {
        display: none;
        background: var(--bg-soft);
        border-radius: var(--radius);
        margin: 6px 0;
    }

    .mobile-nav .sub.open {
        display: block;
    }

    .mobile-nav .sub a {
        padding-left: 26px;
        font-size: 0.92rem;
    }

    .mobile-nav .sub-toggle .chev::before {
        content: "+";
        font-size: 1.3rem;
        color: var(--rust);
    }

    .mobile-nav .sub-toggle[aria-expanded="true"] .chev::before {
        content: "−";
    }

    .mobile-nav .mobile-cta {
        margin-top: 8px;
        justify-content: center;
        background: var(--rust);
        color: var(--white);
        border-radius: var(--radius);
        border-bottom: 0;
    }

    .section {
        padding: 72px 0;
    }

    .split,
    .service-layout,
    .contact-grid,
    .cta-block .wrap {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .facts .wrap {
        grid-template-columns: repeat(2, 1fr);
    }

    .fact {
        padding: 24px 16px;
    }

    .fact:nth-child(odd) {
        border-left: 0;
        padding-left: 0;
    }

    .fact:nth-child(n + 3) {
        border-top: 1px solid rgba(255, 255, 255, 0.18);
    }

    .detail-meta {
        grid-template-columns: repeat(2, 1fr);
    }

    .detail-meta div:nth-child(odd) {
        border-left: 0;
        padding-left: 0;
    }

    .detail-meta div:nth-child(n + 3) {
        border-top: 1px solid var(--line);
    }

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

    .job-body {
        grid-template-columns: 1fr;
    }

    .page-head {
        padding: calc(var(--header-h) + 64px) 0 44px;
    }
}

/* ---------- Petit mobile ---------- */
@media (max-width: 600px) {
    body {
        font-size: 1.05rem;
    }

    .wrap {
        padding: 0 18px;
    }

    .hero {
        min-height: 82vh;
        min-height: 82svh;
    }

    .hero .wrap {
        padding-bottom: 44px;
    }

    .hero::before {
        background: linear-gradient(180deg, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0.5) 40%, rgba(0, 0, 0, 0.8) 100%);
    }

    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .strip ul {
        justify-content: flex-start;
        font-size: 0.78rem;
        gap: 8px 14px;
    }

    .strip li + li::before {
        margin-right: 14px;
    }

    .service-grid,
    .project-grid,
    .gallery {
        grid-template-columns: 1fr;
    }

    .service-card {
        min-height: 0;
        padding: 28px 22px;
    }

    .service-card .num {
        margin-bottom: 1.25rem;
    }

    .section-head {
        margin-bottom: 36px;
    }

    .form-card {
        padding: 26px 20px;
    }

    .info-list div {
        grid-template-columns: 1fr;
        gap: 2px;
    }

    .job summary {
        padding: 20px;
    }

    .job-body {
        padding: 0 20px 24px;
    }

    .footer-top {
        grid-template-columns: 1fr;
    }

    .lb-prev,
    .lb-next {
        top: auto;
        bottom: 18px;
        margin-top: 0;
    }
}