/* =========================================================
   HUILLISEN — style.css
   Bâtiment & Rénovation haut de gamme
   Palette tirée du logo : bleu ardoise + or champagne
   ========================================================= */

/* ---------------------------------------------------------
   1. Design tokens
   --------------------------------------------------------- */
:root {
    /* Couleurs */
    --navy-dark:      #1c2833;   /* encre, fonds sombres */
    --navy:           #364b5e;   /* bleu ardoise du logo */
    --navy-light:     #4a6177;
    --gold:           #c09f72;   /* or champagne du logo */
    --gold-light:     #d6bc94;
    --gold-dark:      #8a6d43;   /* or lisible sur fond clair */

    --ivory:          #faf8f4;   /* fond principal */
    --stone:          #f1ece3;   /* fond secondaire */
    --white:          #ffffff;
    --line:           #ddd5c8;   /* filets sur fond clair */

    --off-white:      var(--ivory);
    --gray-50:        #f3f0ea;
    --gray-100:       #e6e0d5;
    --gray-200:       #cfc8bb;
    --gray-300:       #a39b8d;
    --gray-500:       #5d6772;
    --gray-700:       #3b4651;
    --gray-900:       #1c2833;

    /* Typographie */
    --font-sans:      'Jost', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --font-serif:     'Cormorant Garamond', 'Times New Roman', Georgia, serif;

    /* Espacements */
    --space-xs:       0.5rem;
    --space-sm:       1rem;
    --space-md:       1.5rem;
    --space-lg:       2.5rem;
    --space-xl:       4rem;
    --space-2xl:      clamp(4.5rem, 9vw, 8rem);

    /* Rayons & ombres */
    --radius-sm:      2px;
    --radius-md:      4px;
    --radius-lg:      6px;
    --radius-full:    9999px;

    --shadow-sm:      0 1px 0 rgba(28, 40, 51, 0.06);
    --shadow-md:      0 10px 30px -12px rgba(28, 40, 51, 0.18);
    --shadow-lg:      0 24px 50px -18px rgba(28, 40, 51, 0.28);
    --shadow-xl:      0 36px 70px -24px rgba(28, 40, 51, 0.35);

    /* Transitions */
    --ease:           cubic-bezier(0.22, 0.61, 0.36, 1);
    --transition:     0.28s var(--ease);
    --transition-slow: 0.6s var(--ease);

    /* Layout */
    --container:      1240px;
    --header-height:  88px;
}

/* ---------------------------------------------------------
   2. Reset & base
   --------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 24px);
    font-size: 100%;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 1.0625rem;
    font-weight: 400;
    line-height: 1.7;
    color: var(--gray-700);
    background-color: var(--ivory);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

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

img {
    height: auto;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

ul,
ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

address {
    font-style: normal;
}

::selection {
    background: var(--gold);
    color: var(--navy-dark);
}

/* ---------------------------------------------------------
   3. Typographie
   --------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.12;
    color: var(--navy-dark);
    letter-spacing: -0.005em;
    text-wrap: balance;
}

h1 { font-size: clamp(2.6rem, 5.2vw, 4.5rem); font-weight: 500; line-height: 1.04; }
h2 { font-size: clamp(2.1rem, 4.2vw, 3.4rem); font-weight: 500; }
h3 { font-size: clamp(1.5rem, 2.4vw, 1.9rem); }
h4 { font-size: 1.3rem; }

p {
    margin-bottom: 1rem;
    max-width: 62ch;
}

p:last-child {
    margin-bottom: 0;
}

.lead {
    font-size: 1.2rem;
    line-height: 1.75;
    color: var(--gray-700);
}

.text-gold {
    color: var(--gold-dark);
}

/* ---------------------------------------------------------
   4. Layout
   --------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

.section {
    padding: var(--space-2xl) 0;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 3.5rem;
}

.section-header h2 {
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--gray-500);
    font-size: 1.1rem;
    margin-left: auto;
    margin-right: auto;
}

.section-header--left {
    text-align: left;
    margin: 0 0 clamp(2.5rem, 5vw, 4rem);
    max-width: none;
}

.section-header--left p {
    margin-left: 0;
}

.section-label {
    display: inline-block;
    margin-bottom: 1rem;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--gold-dark);
}

/* ---------------------------------------------------------
   5. Boutons & liens
   --------------------------------------------------------- */
.btn,
.btn-primary,
.btn-secondary,
.btn-gold {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 1.05rem 2.1rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: 0.03em;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition), color var(--transition),
                border-color var(--transition), transform var(--transition),
                box-shadow var(--transition);
}

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

.btn-primary:hover {
    background: var(--navy-dark);
    border-color: var(--navy-dark);
    color: var(--white);
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--navy);
    border-color: var(--navy);
}

.btn-secondary:hover {
    background: var(--navy);
    color: var(--white);
}

.btn-gold {
    background: var(--gold);
    color: var(--navy-dark);
    border-color: var(--gold);
}

.btn-gold:hover {
    background: var(--gold-light);
    border-color: var(--gold-light);
    transform: translateY(-1px);
    box-shadow: 0 12px 28px -12px rgba(192, 159, 114, 0.7);
}

.btn-outline-light {
    background: transparent;
    color: var(--ivory);
    border-color: rgba(250, 248, 244, 0.45);
}

.btn-outline-light:hover {
    background: var(--ivory);
    border-color: var(--ivory);
    color: var(--navy-dark);
}

/* Lien souligné qui s'étire au survol */
.link-line {
    position: relative;
    display: inline-block;
    padding-bottom: 0.35rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: inherit;
}

.link-line::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 2.25rem;
    height: 1px;
    background: currentColor;
    transition: width var(--transition);
}

.link-line:hover::after,
.link-line:focus-visible::after {
    width: 100%;
}

/* ---------------------------------------------------------
   6. HEADER
   --------------------------------------------------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--white);
    box-shadow: 0 1px 0 var(--line);
    transition: box-shadow var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

/* Barre supérieure */
.header-top {
    background: var(--navy-dark);
    color: var(--ivory);
    font-size: 0.85rem;
    padding: 0.55rem 0;
}

.header-top-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.header-contact {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header-phone {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--ivory);
    font-weight: 500;
}

.header-phone:hover {
    color: var(--gold-light);
}

.header-separator {
    opacity: 0.35;
}

.header-zone {
    opacity: 0.8;
    font-weight: 400;
}

.header-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: #25d366;
    color: var(--navy-dark);
    padding: 0.28rem 0.85rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.8rem;
    transition: background-color var(--transition), transform var(--transition);
}

.header-whatsapp:hover {
    background: #3ee07d;
    transform: translateY(-1px);
}

/* Header principal */
.header-main {
    background: var(--white);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    gap: 2rem;
}

.logo {
    display: inline-flex;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
    transition: opacity var(--transition);
}

.logo:hover img {
    opacity: 0.85;
}

/* Navigation desktop */
.nav-desktop ul {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-desktop .nav-link {
    position: relative;
    display: block;
    padding: 0.6rem 1.05rem;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--gray-700);
    transition: color var(--transition);
}

.nav-desktop .nav-link:hover,
.nav-desktop .nav-link.active,
.nav-desktop .nav-link[aria-current="page"] {
    color: var(--navy-dark);
}

.nav-desktop .nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 1.05rem;
    right: 1.05rem;
    height: 1px;
    background: var(--gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.nav-desktop .nav-link:hover::after,
.nav-desktop .nav-link.active::after,
.nav-desktop .nav-link[aria-current="page"]::after {
    transform: scaleX(1);
}

.nav-desktop .nav-cta {
    background: var(--navy);
    color: var(--white) !important;
    margin-left: 1rem;
    border-radius: var(--radius-sm);
    padding: 0.8rem 1.6rem;
    transition: background-color var(--transition), color var(--transition);
}

.nav-desktop .nav-cta::after {
    display: none;
}

.nav-desktop .nav-cta:hover {
    background: var(--gold);
    color: var(--navy-dark) !important;
}

/* Burger */
.nav-toggle {
    display: none;
    width: 46px;
    height: 46px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition);
}

.nav-toggle:hover {
    background: var(--gray-50);
}

.hamburger {
    position: relative;
    width: 22px;
    height: 1.5px;
    background: var(--navy);
    transition: background-color var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 22px;
    height: 1.5px;
    background: var(--navy);
    transition: top var(--transition), transform var(--transition);
}

.hamburger::before { top: -7px; }
.hamburger::after  { top: 7px; }

.nav-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* Navigation mobile */
.nav-mobile {
    display: none;
    background: var(--white);
    border-top: 1px solid var(--line);
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    max-height: calc(100vh - var(--header-height));
    max-height: calc(100dvh - var(--header-height));
    overflow-y: auto;
}

.nav-mobile ul {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.nav-mobile a {
    display: block;
    padding: 0.95rem 0.5rem;
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--navy-dark);
    border-bottom: 1px solid var(--gray-100);
    transition: color var(--transition), padding-left var(--transition);
}

.nav-mobile a:hover {
    color: var(--gold-dark);
    padding-left: 1rem;
}

.nav-mobile .btn-primary {
    justify-content: center;
    text-align: center;
    margin-top: 1rem;
    border-bottom: 1px solid var(--navy);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--white);
}

.nav-mobile .btn-primary:hover {
    color: var(--white);
    padding-left: 2.1rem;
}

.nav-mobile-contact {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.nav-mobile-contact a {
    flex: 1;
    text-align: center;
    padding: 0.85rem 0.5rem;
    background: var(--stone);
    border: none;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--navy);
}

.nav-mobile-contact a:hover {
    padding-left: 0.5rem;
    background: var(--gold-light);
    color: var(--navy-dark);
}

/* ---------------------------------------------------------
   7. FOOTER
   --------------------------------------------------------- */
.site-footer {
    background: var(--navy-dark);
    color: var(--gray-200);
}

.footer-main {
    padding: clamp(3.5rem, 7vw, 5.5rem) 0 3.5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
    gap: 3rem;
}

.footer-logo img {
    height: 50px;
    width: auto;
    margin-bottom: 1.5rem;
    filter: brightness(0) invert(1);   /* logo PNG transparent → blanc */
    opacity: 0.95;
}

.footer-tagline {
    font-size: 0.98rem;
    line-height: 1.75;
    opacity: 0.78;
    margin-bottom: 1.75rem;
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid rgba(250, 248, 244, 0.22);
    color: var(--ivory);
    transition: background-color var(--transition), border-color var(--transition),
                color var(--transition), transform var(--transition);
}

.social-btn:hover {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--navy-dark);
    transform: translateY(-3px);
}

.social-btn.whatsapp:hover {
    background: #25d366;
    border-color: #25d366;
}

.footer-title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 0;
    text-transform: none;
    color: var(--white);
    margin-bottom: 1.4rem;
}

.footer-title--spaced {
    margin-top: 2.5rem;
}

.footer-links li {
    margin-bottom: 0.6rem;
}

.footer-links a {
    display: inline-block;
    font-size: 0.98rem;
    opacity: 0.78;
    transition: opacity var(--transition), color var(--transition), transform var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--gold-light);
    transform: translateX(4px);
}

.footer-contact-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.footer-contact-list li {
    display: flex;
    gap: 0.9rem;
    align-items: flex-start;
}

.footer-contact-list svg {
    flex-shrink: 0;
    margin-top: 4px;
    color: var(--gold);
}

.footer-contact-list strong {
    display: block;
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.15rem;
}

.footer-contact-list a {
    color: var(--gray-200);
}

.footer-contact-list a:hover {
    color: var(--gold-light);
}

.btn-footer {
    margin-top: 1.75rem;
    width: 100%;
    padding-left: 1rem;
    padding-right: 1rem;
    text-align: center;
    white-space: nowrap;
}

.footer-bottom {
    border-top: 1px solid rgba(250, 248, 244, 0.1);
    padding: 1.4rem 0;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    font-size: 0.875rem;
    opacity: 0.7;
}

.footer-bottom-content p {
    margin: 0;
    max-width: none;
}

.footer-credit {
    font-style: italic;
}

/* ---------------------------------------------------------
   8. Bouton WhatsApp flottant
   --------------------------------------------------------- */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 58px;
    height: 58px;
    background: #25d366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 28px -6px rgba(28, 40, 51, 0.45);
    z-index: 999;
    transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.whatsapp-float:hover {
    transform: translateY(-3px);
    background: #1ebe57;
    box-shadow: 0 16px 34px -8px rgba(28, 40, 51, 0.55);
}

/* =========================================================
   9. PAGE D'ACCUEIL
   ========================================================= */

/* ---------- 9.1 Hero ---------- */
.hero {
    position: relative;
    background-color: var(--navy-dark);
    color: var(--ivory);
    overflow: hidden;
    /* Trame de dessin d'architecte, à peine visible */
    background-image:
        linear-gradient(rgba(250, 248, 244, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(250, 248, 244, 0.035) 1px, transparent 1px);
    background-size: 64px 64px;
    background-position: -1px -1px;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 5rem);
    padding-top: clamp(3.5rem, 8vw, 6.5rem);
    padding-bottom: clamp(3rem, 6vw, 5rem);
}

.hero-kicker {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.75rem;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--gold-light);
}

.hero-kicker::before {
    content: '';
    width: 3rem;
    height: 1px;
    background: var(--gold);
}

.hero h1 {
    color: var(--ivory);
    margin-bottom: 1.75rem;
}

.hero-lead {
    max-width: 52ch;
    margin-bottom: 2.5rem;
    font-size: clamp(1.1rem, 1.5vw, 1.25rem);
    line-height: 1.75;
    color: rgba(250, 248, 244, 0.82);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Dessin d'élévation */
.hero-art {
    justify-self: end;
    width: 100%;
    max-width: 460px;
}

.hero-art svg {
    width: 100%;
    height: auto;
    overflow: visible;
}

.hero-art .draw {
    stroke-dasharray: 1;
    stroke-dashoffset: 1;
    animation: draw 2.4s var(--ease) forwards;
    animation-delay: var(--d, 0s);
}

.hero-art .fill-in,
.hero-art .windows,
.hero-art .dimension {
    opacity: 0;
    animation: fade-in 1.4s ease forwards;
    animation-delay: 2.2s;
}

@keyframes draw {
    to { stroke-dashoffset: 0; }
}

@keyframes fade-in {
    to { opacity: 1; }
}

/* Bandeau d'engagements */
.hero-facts {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid rgba(250, 248, 244, 0.16);
}

.hero-facts li {
    padding: 1.6rem 1.5rem 1.8rem 0;
}

.hero-facts li + li {
    padding-left: 1.75rem;
    border-left: 1px solid rgba(250, 248, 244, 0.16);
}

.hero-facts strong {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 600;
    line-height: 1.25;
    color: var(--ivory);
}

.hero-facts span {
    display: block;
    margin-top: 0.2rem;
    font-size: 0.95rem;
    color: rgba(250, 248, 244, 0.65);
}

/* ---------- 9.2 Manifeste ---------- */
.manifesto {
    background: var(--ivory);
}

.manifesto-grid {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: clamp(2.5rem, 7vw, 7rem);
    align-items: start;
}

.manifesto-lead h2 {
    margin-bottom: 1.75rem;
}

.manifesto-sign {
    padding-left: 1.25rem;
    border-left: 2px solid var(--gold);
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    font-style: italic;
    line-height: 1.4;
    color: var(--navy);
}

.manifesto-body .lead {
    margin-bottom: 1.25rem;
}

.pledges {
    margin-top: 2.75rem;
    border-top: 1px solid var(--line);
}

.pledges > div {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
    gap: 1.5rem;
    padding: 1.4rem 0;
    border-bottom: 1px solid var(--line);
}

.pledges dt {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 600;
    line-height: 1.25;
    color: var(--navy-dark);
}

.pledges dd {
    color: var(--gray-500);
}

/* ---------- 9.3 Savoir-faire ---------- */
.expertise {
    background: var(--stone);
}

.domains {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(1rem, 2vw, 1.5rem);
}

.domain {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 2.5rem;
    min-height: 520px;
    padding: clamp(2rem, 4vw, 3.5rem);
}

.domain h3 {
    margin-bottom: 1rem;
    font-size: clamp(2rem, 3.4vw, 2.8rem);
    font-weight: 500;
}

.domain-body > p {
    max-width: 40ch;
    margin-bottom: 2rem;
}

.domain-list li {
    padding: 0.85rem 0;
    font-size: 1.1rem;
    border-top: 1px solid currentColor;
    border-top-color: var(--domain-line);
}

.domain-list li:last-child {
    border-bottom: 1px solid var(--domain-line);
}

.domain--ext {
    --domain-line: rgba(250, 248, 244, 0.2);
    background: var(--navy-dark);
    color: rgba(250, 248, 244, 0.85);
}

.domain--ext h3 {
    color: var(--ivory);
}

.domain--ext .link-line {
    align-self: flex-start;
    color: var(--gold-light);
}

.domain--int {
    --domain-line: var(--line);
    background: var(--white);
    color: var(--gray-700);
}

.domain--int .link-line {
    align-self: flex-start;
    color: var(--navy);
}

/* ---------- 9.4 Méthode ---------- */
.method {
    background: var(--ivory);
}

.steps {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(1.5rem, 3vw, 3rem);
    padding-top: 2.75rem;
}

/* Fil conducteur qui relie les étapes */
.steps::before {
    content: '';
    position: absolute;
    top: 0.85rem;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gold);
    transform-origin: left;
    transition: transform 1.4s var(--ease);
}

.js .steps[data-reveal]::before {
    transform: scaleX(0);
}

.js .steps[data-reveal].is-visible::before {
    transform: scaleX(1);
}

.steps li {
    position: relative;
}

.step-index {
    position: absolute;
    top: -2.75rem;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.7rem;
    height: 1.7rem;
    background: var(--ivory);
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 700;
    line-height: 1;
    color: var(--gold-dark);
}

.steps h3 {
    margin-bottom: 0.6rem;
    font-size: 1.65rem;
}

.steps p {
    color: var(--gray-500);
    font-size: 1rem;
}

/* ---------- 9.5 Zone d'intervention ---------- */
.zone {
    background: var(--stone);
}

.zone-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: clamp(2.5rem, 6vw, 6rem);
    align-items: center;
}

.zone-copy h2 {
    margin-bottom: 1.5rem;
}

.zone-address {
    margin: 2.25rem 0 1.5rem;
    padding-left: 1.25rem;
    border-left: 2px solid var(--gold);
    line-height: 1.7;
}

.zone-address strong {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--navy-dark);
}

.zone-links {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 1rem 2.5rem;
}

.zone-phone {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 600;
    color: var(--navy-dark);
    transition: color var(--transition);
}

.zone-phone:hover {
    color: var(--gold-dark);
}

.zone-links .link-line {
    color: var(--navy);
}

.zone-art {
    justify-self: center;
    width: 100%;
    max-width: 420px;
}

.zone-art svg {
    width: 100%;
    height: auto;
}

.map-label {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.02em;
    fill: var(--navy);
}

.map-label--main {
    font-size: 15px;
    font-weight: 600;
    fill: var(--navy-dark);
}

.js .zone-art[data-reveal] svg {
    opacity: 0;
    transform: scale(0.94);
    transition: opacity 1s var(--ease), transform 1.2s var(--ease);
}

.js .zone-art[data-reveal].is-visible svg {
    opacity: 1;
    transform: scale(1);
}

/* ---------- 9.6 Appel à l'action ---------- */
.cta-band {
    background: var(--navy);
    color: var(--ivory);
    padding: clamp(3.5rem, 7vw, 5.5rem) 0;
}

.cta-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 2rem 3rem;
}

.cta-band h2 {
    margin-bottom: 0.75rem;
    color: var(--ivory);
}

.cta-band p {
    color: rgba(250, 248, 244, 0.8);
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* ---------------------------------------------------------
   10. Composants génériques (services.php, contact.php…)
   --------------------------------------------------------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.service-card {
    position: relative;
    padding: 2.5rem 2rem;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.service-card::before {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    height: 2px;
    background: var(--gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-slow);
}

.service-card:hover {
    border-color: var(--gold-light);
    box-shadow: var(--shadow-md);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin-bottom: 1.5rem;
    border: 1px solid var(--gold);
    border-radius: 50%;
    color: var(--gold-dark);
}

.service-card h3 {
    margin-bottom: 0.75rem;
}

.service-card p {
    color: var(--gray-500);
    font-size: 1rem;
}

/* Formulaires */
.contact-form {
    padding: clamp(1.75rem, 4vw, 3rem);
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: 1.4rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--navy-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.95rem 1rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--gray-900);
    background: var(--ivory);
    border: 1px solid var(--gray-100);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
    border-color: var(--gray-200);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    background: var(--white);
    border-color: var(--gold-dark);
    box-shadow: 0 0 0 3px rgba(192, 159, 114, 0.28);
}

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

.form-group [aria-invalid="true"] {
    border-color: #b3261e;
}

.form-error {
    margin-top: 0.4rem;
    font-size: 0.88rem;
    color: #b3261e;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-note {
    margin-top: 1rem;
    font-size: 0.9rem;
    text-align: center;
    color: var(--gray-500);
}

/* ---------------------------------------------------------
   11. Responsive — Tablette
   --------------------------------------------------------- */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem;
    }

    .nav-desktop .nav-link {
        padding: 0.55rem 0.8rem;
        font-size: 0.9rem;
    }

    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-art {
        justify-self: start;
        max-width: 340px;
    }

    .manifesto-grid,
    .zone-grid {
        grid-template-columns: 1fr;
    }

    .steps {
        grid-template-columns: repeat(2, 1fr);
        row-gap: 3.5rem;
    }

    .steps::before {
        display: none;
    }

    .step-index {
        position: static;
        margin-bottom: 0.75rem;
        width: auto;
        height: auto;
        justify-content: flex-start;
    }

    .steps {
        padding-top: 0;
    }

    .steps li {
        padding-top: 1.25rem;
        border-top: 1px solid var(--gold);
    }

    .zone-art {
        justify-self: start;
        max-width: 340px;
    }
}

/* ---------------------------------------------------------
   12. Responsive — Mobile
   --------------------------------------------------------- */
@media (max-width: 768px) {
    :root {
        --header-height: 72px;
    }

    .header-top {
        display: none;
    }

    .nav-desktop {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-mobile {
        display: block;
    }

    .nav-mobile[hidden] {
        display: none;
    }

    .logo img {
        height: 40px;
    }

    /* Hero */
    .hero-art {
        max-width: 240px;
    }

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

    .hero-facts {
        grid-template-columns: 1fr;
    }

    .hero-facts li,
    .hero-facts li + li {
        padding: 1.2rem 0;
        border-left: none;
    }

    .hero-facts li + li {
        border-top: 1px solid rgba(250, 248, 244, 0.16);
    }

    /* Manifeste */
    .pledges > div {
        grid-template-columns: 1fr;
        gap: 0.4rem;
    }

    /* Domaines */
    .domains {
        grid-template-columns: 1fr;
    }

    .domain {
        min-height: 0;
    }

    /* Méthode */
    .steps {
        grid-template-columns: 1fr;
        row-gap: 2rem;
    }

    /* CTA */
    .cta-actions .btn {
        width: 100%;
    }

    .cta-actions {
        width: 100%;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.75rem;
    }

    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }

    /* Formulaires */
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .whatsapp-float {
        bottom: 18px;
        right: 18px;
        width: 54px;
        height: 54px;
    }
}

@media (max-width: 400px) {
    .btn,
    .btn-primary,
    .btn-secondary,
    .btn-gold {
        padding: 0.95rem 1.5rem;
        font-size: 0.9rem;
    }
}

/* ---------------------------------------------------------
   13. Accessibilité
   --------------------------------------------------------- */
:focus-visible {
    outline: 2px solid var(--gold-dark);
    outline-offset: 3px;
}

.hero :focus-visible,
.domain--ext :focus-visible,
.cta-band :focus-visible,
.site-footer :focus-visible,
.header-top :focus-visible {
    outline-color: var(--gold-light);
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 1rem;
    z-index: 2000;
    padding: 0.8rem 1.2rem;
    background: var(--navy-dark);
    color: var(--white);
    transition: top var(--transition);
}

.skip-link:focus {
    top: 1rem;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-delay: 0s !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .hero-art .draw {
        stroke-dashoffset: 0;
    }

    .hero-art .fill-in,
    .hero-art .windows,
    .hero-art .dimension {
        opacity: 1;
    }
}

/* ---------------------------------------------------------
   14. Pages légales (mentions légales, confidentialité)
   --------------------------------------------------------- */
.page-hero {
    background-color: var(--navy-dark);
    color: var(--ivory);
    background-image:
        linear-gradient(rgba(250, 248, 244, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(250, 248, 244, 0.035) 1px, transparent 1px);
    background-size: 64px 64px;
    background-position: -1px -1px;
    padding: clamp(3.5rem, 8vw, 6rem) 0 clamp(2.5rem, 5vw, 4rem);
}

.page-hero h1 {
    margin-bottom: 1.25rem;
    font-size: clamp(2.4rem, 5vw, 4rem);
    color: var(--ivory);
}

.page-hero-intro {
    max-width: 58ch;
    font-size: clamp(1.05rem, 1.4vw, 1.2rem);
    line-height: 1.75;
    color: rgba(250, 248, 244, 0.82);
}

.page-hero-meta {
    display: inline-block;
    margin-top: 2rem;
    padding-top: 1.1rem;
    border-top: 1px solid rgba(250, 248, 244, 0.18);
    font-size: 0.95rem;
    color: rgba(250, 248, 244, 0.65);
}

.legal {
    background: var(--ivory);
    padding: clamp(3rem, 6vw, 5.5rem) 0 var(--space-2xl);
}

.legal-grid {
    display: grid;
    grid-template-columns: minmax(220px, 270px) minmax(0, 1fr);
    gap: clamp(2.5rem, 7vw, 7rem);
    align-items: start;
}

/* Sommaire */
.legal-toc-wrap {
    position: sticky;
    top: calc(var(--header-height) + 3.5rem);
}

.legal-toc summary {
    margin-bottom: 1rem;
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--navy-dark);
    list-style: none;
    pointer-events: none;
}

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

.legal-toc ol {
    counter-reset: toc;
}

.legal-toc li {
    counter-increment: toc;
}

.legal-toc a {
    display: flex;
    gap: 0.75rem;
    padding: 0.5rem 0 0.5rem 1rem;
    border-left: 1px solid var(--line);
    font-size: 0.97rem;
    line-height: 1.4;
    color: var(--gray-500);
    transition: color var(--transition), border-color var(--transition);
}

.legal-toc a::before {
    content: counter(toc);
    min-width: 1.8ch;
    font-family: var(--font-serif);
    font-weight: 700;
    color: var(--gold-dark);
}

.legal-toc a:hover,
.legal-toc a.is-current {
    color: var(--navy-dark);
    border-left-color: var(--gold-dark);
}

.legal-toc a.is-current {
    font-weight: 500;
}

/* Texte */
.legal-content {
    max-width: 760px;
    counter-reset: legal;
}

.legal-block {
    counter-increment: legal;
    margin-bottom: clamp(2rem, 4vw, 3rem);
    padding-bottom: clamp(2rem, 4vw, 3rem);
    border-bottom: 1px solid var(--line);
    scroll-margin-top: calc(var(--header-height) + 3.5rem);
}

.legal-block:last-of-type {
    margin-bottom: 0;
    border-bottom: 0;
}

.legal-block h2 {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 1.25rem;
    font-size: clamp(1.7rem, 3vw, 2.15rem);
    text-wrap: pretty;
}

.legal-block h2::before {
    content: counter(legal);
    flex-shrink: 0;
    min-width: 1.4ch;
    color: var(--gold-dark);
    font-weight: 700;
}

.legal-block p {
    max-width: 68ch;
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--gray-700);
}

.legal-block strong {
    font-weight: 600;
    color: var(--navy-dark);
}

.legal-block a:not(.link-line) {
    color: var(--navy);
    text-decoration: underline;
    text-decoration-color: var(--gold);
    text-decoration-thickness: 1px;
    text-underline-offset: 4px;
    transition: color var(--transition), text-decoration-color var(--transition);
}

.legal-block a:not(.link-line):hover {
    color: var(--gold-dark);
    text-decoration-color: currentColor;
}

/* Fiche d'identité (éditeur, hébergeur…) */
.legal-facts {
    margin-top: 1.5rem;
    border-top: 1px solid var(--line);
}

.legal-facts > div {
    display: grid;
    grid-template-columns: minmax(8.5rem, 13rem) minmax(0, 1fr);
    gap: 0.35rem 1.5rem;
    padding: 0.95rem 0;
    border-bottom: 1px solid var(--line);
}

.legal-facts dt {
    font-weight: 500;
    color: var(--navy-dark);
}

.legal-facts dd {
    color: var(--gray-700);
}

/* Listes */
.legal-list {
    margin: 1rem 0;
}

.legal-list li {
    position: relative;
    max-width: 68ch;
    margin-bottom: 0.65rem;
    padding-left: 1.6rem;
    line-height: 1.7;
    color: var(--gray-700);
}

.legal-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.85em;
    width: 0.8rem;
    height: 1px;
    background: var(--gold-dark);
}

.legal-back {
    margin-top: clamp(2rem, 4vw, 3rem);
}

/* Tablette & mobile : sommaire repliable au-dessus du texte */
@media (max-width: 1024px) {
    .legal-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .legal-toc-wrap {
        position: static;
    }

    .legal-toc {
        padding: 1.1rem 1.4rem;
        background: var(--stone);
        border-left: 2px solid var(--gold);
    }

    .legal-toc summary {
        position: relative;
        margin-bottom: 0;
        padding-right: 2rem;
        cursor: pointer;
        pointer-events: auto;
    }

    .legal-toc summary::after {
        content: '+';
        position: absolute;
        right: 0;
        top: 50%;
        transform: translateY(-50%);
        font-family: var(--font-sans);
        font-size: 1.5rem;
        font-weight: 400;
        color: var(--gold-dark);
    }

    .legal-toc[open] summary {
        margin-bottom: 0.75rem;
    }

    .legal-toc[open] summary::after {
        content: '\2212';
    }

    .legal-toc a {
        border-left: 0;
        padding-left: 0;
    }
}

@media (max-width: 600px) {
    .legal-facts > div {
        grid-template-columns: 1fr;
    }
}

/* ---------------------------------------------------------
   15. Utilitaires
   --------------------------------------------------------- */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2.5rem; }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

.bg-light {
    background-color: var(--stone);
}

.bg-navy {
    background-color: var(--navy-dark);
    color: var(--white);
}