/* =====================================================================
   SCI SAGES — Design system BTP
   Couleurs issues du logo : or métallique (#F0DB8A → #A87A2C) + brun (#4E2F12)
   ===================================================================== */

:root {
    /* Palette logo */
    --gold-200: #F5E6B0;
    --gold-300: #F0DB8A;
    --gold-400: #E2C46B;
    --gold-500: #C9A13B;
    --gold-600: #A87A2C;
    --gold-700: #8A6322;

    --brown-950: #1E1308;
    --brown-900: #2A1A0B;
    --brown-800: #3A2410;
    --brown-700: #4E2F12;
    --brown-600: #6B4420;

    --sand-50: #FBF9F4;
    --sand-100: #F5F0E6;
    --sand-200: #EAE2D3;
    --concrete: #D9D2C5;

    --ink: #221A12;
    --muted: #6E6457;

    /* Alias rétro-compatibles (utilisés dans toutes les vues) */
    --primary-gold: #B8892F;
    --secondary-gold: #E2C46B;
    --dark-brown: #4E2F12;
    --light-brown: #8A6322;
    --white: #FFFFFF;
    --light-gray: #F5F0E6;
    --dark-gray: #6E6457;

    --gradient-gold: linear-gradient(135deg, #F0DB8A 0%, #C9A13B 48%, #A87A2C 100%);
    --gradient-gold-soft: linear-gradient(135deg, #F5E6B0 0%, #E2C46B 100%);
    --gradient-brown: linear-gradient(135deg, #1E1308 0%, #3A2410 55%, #4E2F12 100%);

    --shadow-light: 0 4px 14px rgba(42, 26, 11, 0.08);
    --shadow-medium: 0 12px 30px rgba(42, 26, 11, 0.14);
    --shadow-heavy: 0 24px 50px rgba(42, 26, 11, 0.22);

    /* Typo */
    --font-heading: 'Barlow Condensed', 'Arial Narrow', sans-serif;
    --font-body: 'Barlow', system-ui, -apple-system, 'Segoe UI', sans-serif;

    /* Formes */
    --radius-sm: 4px;
    --radius: 8px;
    --radius-lg: 14px;

    --ease: cubic-bezier(.22, .61, .36, 1);
    --header-h: 78px;
    --topbar-h: 40px;

    /* Motifs BTP */
    --hazard: repeating-linear-gradient(-45deg, var(--gold-500) 0 12px, var(--brown-900) 12px 24px);
    --blueprint: linear-gradient(rgba(226, 196, 107, .07) 1px, transparent 1px) 0 0 / 40px 40px,
                 linear-gradient(90deg, rgba(226, 196, 107, .07) 1px, transparent 1px) 0 0 / 40px 40px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-h) + 12px);
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 1.0625rem;
    color: var(--ink);
    background: #fff;
    line-height: 1.65;
    overflow-x: clip;
    margin: 0;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: .01em;
    color: var(--brown-800);
}

p {
    margin-bottom: .9rem;
}

a {
    color: var(--gold-700);
    transition: color .2s var(--ease);
}

a:hover {
    color: var(--brown-700);
}

img {
    max-width: 100%;
    height: auto;
}

::selection {
    background: var(--gold-400);
    color: var(--brown-900);
}

:focus-visible {
    outline: 3px solid var(--gold-500);
    outline-offset: 2px;
}

.container {
    padding-left: 16px;
    padding-right: 16px;
}

/* Lien d'évitement (accessibilité) */
.skip-link {
    position: absolute;
    left: 12px;
    top: -60px;
    z-index: 2000;
    background: var(--brown-900);
    color: var(--gold-300);
    padding: .6rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: top .2s;
}

.skip-link:focus {
    top: 12px;
    color: var(--gold-300);
}

/* Barre de progression de chargement (remplace l'ancien loader plein écran) */
.page-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0;
    background: var(--gradient-gold);
    z-index: 3000;
    transition: width .4s var(--ease), opacity .3s;
}

.page-progress.is-loading {
    width: 70%;
    transition: width 6s cubic-bezier(.1, .7, .2, 1);
}

.page-progress.is-done {
    width: 100%;
    opacity: 0;
}

/* ================== SECTIONS ================== */
.section {
    padding: clamp(64px, 9vw, 112px) 0;
    position: relative;
}

.section-padding {
    padding: clamp(64px, 9vw, 112px) 0;
}

.section--sand {
    background: var(--sand-100);
}

.section--dark {
    background: var(--brown-900);
    color: rgba(255, 255, 255, .85);
}

.section--dark::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--blueprint);
    pointer-events: none;
}

.section--dark > .container {
    position: relative;
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
    color: #fff;
}

.section-head {
    max-width: 760px;
    margin: 0 auto clamp(2.5rem, 5vw, 3.5rem);
    text-align: center;
}

.section-head--left {
    margin-left: 0;
    text-align: left;
}

.section-subtitle,
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .7rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: .95rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--gold-700);
    margin-bottom: .9rem;
}

.section-subtitle::before,
.eyebrow::before {
    content: '';
    width: 34px;
    height: 6px;
    background: var(--hazard);
    border-radius: 1px;
    flex-shrink: 0;
}

.section--dark .section-subtitle,
.section--dark .eyebrow,
.on-dark .eyebrow {
    color: var(--gold-400);
}

/* Les anciennes vues affichent .section-subtitle en bloc centré */
div.section-subtitle {
    display: flex;
    justify-content: center;
}

.section-head--left div.section-subtitle,
.section-head--left .eyebrow {
    justify-content: flex-start;
}

.section-title {
    font-size: clamp(2rem, 4.2vw, 3rem);
    font-weight: 800;
    text-transform: uppercase;
    color: var(--brown-800);
    margin-bottom: 1rem;
    text-align: center;
}

.section-head--left .section-title {
    text-align: left;
}

.section-lead {
    font-size: clamp(1rem, 1.6vw, 1.15rem);
    color: var(--muted);
    margin: 0;
}

.section--dark .section-lead {
    color: rgba(255, 255, 255, .72);
}

.text-gold {
    color: var(--gold-600) !important;
}

.section--dark .text-gold {
    color: var(--gold-400) !important;
}

/* ================== BOUTONS ================== */
.btn-sage,
.btn-hero-cta,
.btn-cta,
.btn-read-more,
.btn-request,
.btn-submit,
.btn-primary-custom {
    --btn-bg: var(--gradient-gold);
    --btn-color: var(--brown-900);
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .6rem;
    min-height: 50px;
    padding: .85rem 1.75rem;
    border: 0;
    border-radius: var(--radius-sm);
    background: var(--btn-bg);
    background-size: 160% 100%;
    background-position: 0 0;
    color: var(--btn-color);
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    text-decoration: none;
    line-height: 1.1;
    cursor: pointer;
    overflow: hidden;
    isolation: isolate;
    box-shadow: 0 6px 18px rgba(168, 122, 44, .28);
    transition: transform .25s var(--ease), box-shadow .25s var(--ease), background-position .4s var(--ease), color .2s;
}

.btn-sage::before,
.btn-hero-cta::before,
.btn-cta::before,
.btn-read-more::before,
.btn-primary-custom::before,
.btn-hero-cta::after,
.btn-read-more::after {
    content: none !important;
}

.btn-sage:hover,
.btn-hero-cta:hover,
.btn-cta:hover,
.btn-read-more:hover,
.btn-request:hover,
.btn-submit:hover,
.btn-primary-custom:hover {
    color: var(--btn-color);
    background-position: 100% 0;
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(168, 122, 44, .38);
    text-decoration: none;
}

.btn-sage:active,
.btn-primary-custom:active {
    transform: translateY(0);
}

.btn-sage i,
.btn-primary-custom i {
    transition: transform .25s var(--ease);
}

.btn-sage:hover .fa-arrow-right,
.btn-sage:hover .fa-chevron-right {
    transform: translateX(4px);
}

.btn-sage[disabled],
.btn-primary-custom[disabled],
.btn-submit[disabled] {
    opacity: .7;
    cursor: wait;
    transform: none;
}

.btn-sage--dark {
    --btn-bg: var(--brown-800);
    --btn-color: #fff;
    box-shadow: 0 6px 18px rgba(42, 26, 11, .25);
}

.btn-sage--dark:hover {
    --btn-color: var(--gold-300);
    background: var(--brown-900);
    box-shadow: 0 12px 26px rgba(42, 26, 11, .32);
}

.btn-sage--outline {
    --btn-bg: transparent;
    --btn-color: #fff;
    border: 2px solid rgba(255, 255, 255, .7);
    box-shadow: none;
}

.btn-sage--outline:hover {
    --btn-color: var(--brown-900);
    background: #fff;
    border-color: #fff;
    box-shadow: 0 12px 26px rgba(0, 0, 0, .2);
}

.btn-sage--ghost {
    --btn-bg: transparent;
    --btn-color: var(--brown-800);
    border: 2px solid var(--brown-800);
    box-shadow: none;
}

.btn-sage--ghost:hover {
    --btn-color: #fff;
    background: var(--brown-800);
}

.btn-sage--sm {
    min-height: 42px;
    padding: .6rem 1.15rem;
    font-size: .95rem;
}

.btn-sage--lg {
    min-height: 58px;
    padding: 1rem 2.2rem;
    font-size: 1.15rem;
}

.btn-sage--block,
.btn-primary-custom {
    width: 100%;
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--gold-700);
    text-decoration: none;
}

.link-arrow i {
    transition: transform .25s var(--ease);
}

.link-arrow:hover {
    color: var(--brown-800);
}

.link-arrow:hover i {
    transform: translateX(4px);
}

/* ================== TOP BAR ================== */
.topbar {
    background: var(--brown-950);
    color: rgba(255, 255, 255, .78);
    font-size: .9rem;
    height: var(--topbar-h);
    display: flex;
    align-items: center;
    position: relative;
    z-index: 1031;
}

.topbar::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    background: var(--hazard);
    opacity: .9;
}

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

.topbar-info {
    display: flex;
    align-items: center;
    gap: 1.6rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.topbar-info li {
    display: flex;
    align-items: center;
    gap: .5rem;
    white-space: nowrap;
}

.topbar-info i {
    color: var(--gold-400);
    font-size: .85rem;
}

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

.topbar a:hover {
    color: var(--gold-300);
}

.topbar-social {
    display: flex;
    gap: .9rem;
}

.topbar-social a {
    font-size: .9rem;
}

/* ================== HEADER / NAVBAR ================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: #fff;
    border-bottom: 1px solid var(--sand-200);
    transition: box-shadow .3s var(--ease);
}

.site-header.is-scrolled {
    box-shadow: 0 6px 24px rgba(42, 26, 11, .1);
}

.site-header .navbar {
    min-height: var(--header-h);
    padding: 0;
    background: transparent;
    border: 0;
}

.site-header .navbar-brand {
    display: flex;
    align-items: center;
    padding: 6px 0;
    margin-right: 1.5rem;
}

.site-header .navbar-brand img {
    height: 62px;
    width: auto;
    transition: height .3s var(--ease);
}

.site-header.is-scrolled .navbar-brand img {
    height: 52px;
}

.site-header .nav-link {
    position: relative;
    font-family: var(--font-heading);
    font-size: 1.08rem;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--brown-800);
    padding: 1.6rem .95rem !important;
    transition: color .2s var(--ease);
}

.site-header .nav-link::after {
    content: '';
    position: absolute;
    left: .95rem;
    right: .95rem;
    bottom: 1.15rem;
    height: 3px;
    background: var(--gradient-gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .3s var(--ease);
}

.site-header .nav-link.dropdown-toggle::after {
    /* remplace la flèche Bootstrap par le soulignement */
    border: 0;
    margin: 0;
    vertical-align: 0;
}

.site-header .nav-link:hover,
.site-header .nav-link:focus-visible,
.site-header .nav-link.active,
.site-header .show > .nav-link {
    color: var(--gold-700);
}

.site-header .nav-link:hover::after,
.site-header .nav-link.active::after,
.site-header .show > .nav-link::after {
    transform: scaleX(1);
}

.nav-caret {
    font-size: .7rem;
    margin-left: .35rem;
    transition: transform .25s var(--ease);
}

.show > .nav-link .nav-caret {
    transform: rotate(180deg);
}

.site-header .dropdown-menu {
    border: 0;
    border-top: 3px solid var(--gold-500);
    border-radius: 0 0 var(--radius) var(--radius);
    box-shadow: var(--shadow-medium);
    padding: .5rem;
    min-width: 270px;
    margin-top: 0;
}

.site-header .dropdown-item {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .7rem .9rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    color: var(--brown-800);
    white-space: normal;
    transition: background .2s, color .2s, padding .2s var(--ease);
}

.site-header .dropdown-item i {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    display: inline-grid;
    place-items: center;
    border-radius: var(--radius-sm);
    background: var(--sand-100);
    color: var(--gold-700);
    font-size: .9rem;
    margin: 0 !important;
    transition: background .2s, color .2s;
}

.site-header .dropdown-item:hover,
.site-header .dropdown-item:focus,
.site-header .dropdown-item.active {
    background: var(--sand-100);
    color: var(--brown-900);
    padding-left: 1.1rem;
}

.site-header .dropdown-item:hover i,
.site-header .dropdown-item.active i {
    background: var(--gradient-gold);
    color: var(--brown-900);
}

.site-header .dropdown-divider {
    border-color: var(--sand-200);
    margin: .35rem 0;
}

@media (min-width: 992px) {
    /* Ouverture fluide au survol sur desktop */
    .site-header .dropdown-menu {
        display: block;
        opacity: 0;
        visibility: hidden;
        transform: translateY(8px);
        transition: opacity .22s var(--ease), transform .22s var(--ease), visibility .22s;
    }

    .site-header .dropdown:hover > .dropdown-menu,
    .site-header .dropdown-menu.show {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
}

.header-cta {
    margin-left: 1rem;
}

@media (min-width: 992px) {
    .site-header .offcanvas-body {
        flex-grow: 1;
        align-items: center;
    }

    .site-header .header-cta {
        align-self: center;
        white-space: nowrap;
    }
}

/* Burger */
.nav-burger {
    width: 46px;
    height: 46px;
    border: 0;
    border-radius: var(--radius-sm);
    background: var(--brown-800);
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 0;
}

.nav-burger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--gold-300);
    border-radius: 2px;
    transition: transform .3s var(--ease), opacity .2s;
}

.nav-burger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-burger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.nav-burger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Menu mobile (offcanvas) */
@media (max-width: 991.98px) {
    :root {
        --header-h: 66px;
    }

    .site-header .navbar-brand img,
    .site-header.is-scrolled .navbar-brand img {
        height: 50px;
    }

    /* Le panneau du menu est dans le header : celui-ci doit passer au-dessus
       du voile sombre de Bootstrap (z-index 1040), sinon le menu reste caché dessous */
    .site-header {
        z-index: 1045;
    }

    .site-header .offcanvas {
        width: min(86vw, 360px);
        background: var(--brown-900);
        color: #fff;
        border: 0;
    }

    .site-header .offcanvas::before {
        content: '';
        position: absolute;
        inset: 0;
        background: var(--blueprint);
        pointer-events: none;
    }

    .site-header .offcanvas > * {
        position: relative;
    }

    .site-header .offcanvas-header {
        border-bottom: 1px solid rgba(255, 255, 255, .1);
        padding: 1rem 1.25rem;
    }

    .offcanvas-logo {
        height: 46px;
        width: auto;
        background: #fff;
        border-radius: var(--radius-sm);
        padding: 4px 8px;
    }

    .offcanvas-close {
        width: 42px;
        height: 42px;
        border: 1px solid rgba(255, 255, 255, .2);
        border-radius: var(--radius-sm);
        background: transparent;
        color: #fff;
        font-size: 1.1rem;
    }

    .site-header .offcanvas-body {
        display: flex;
        flex-direction: column;
        padding: .5rem 1.25rem 1.5rem;
    }

    .site-header .nav-link {
        color: #fff;
        padding: 1rem 0 !important;
        border-bottom: 1px solid rgba(255, 255, 255, .08);
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 1.15rem;
    }

    .site-header .nav-link::after {
        display: none;
    }

    .site-header .nav-link:hover,
    .site-header .nav-link.active,
    .site-header .show > .nav-link {
        color: var(--gold-400);
    }

    .site-header .nav-link.active {
        box-shadow: inset 3px 0 0 var(--gold-500);
        padding-left: .85rem !important;
    }

    .site-header .dropdown-menu {
        position: static !important;
        transform: none !important;
        background: rgba(255, 255, 255, .04);
        border: 0;
        border-left: 2px solid var(--gold-600);
        border-radius: 0;
        box-shadow: none;
        margin: .25rem 0 .5rem;
        min-width: 0;
    }

    .site-header .dropdown-item {
        color: rgba(255, 255, 255, .85);
    }

    .site-header .dropdown-item i {
        background: rgba(255, 255, 255, .06);
        color: var(--gold-400);
    }

    .site-header .dropdown-item:hover,
    .site-header .dropdown-item:focus,
    .site-header .dropdown-item.active {
        background: rgba(226, 196, 107, .12);
        color: var(--gold-300);
    }

    .header-cta {
        margin: 1.5rem 0 0;
        width: 100%;
    }

    .offcanvas-contact {
        margin-top: auto;
        padding-top: 1.5rem;
        font-size: .95rem;
        color: rgba(255, 255, 255, .75);
    }

    .offcanvas-contact a {
        display: flex;
        align-items: center;
        gap: .7rem;
        color: inherit;
        text-decoration: none;
        padding: .4rem 0;
    }

    .offcanvas-contact i {
        color: var(--gold-400);
        width: 18px;
    }
}

/* ================== PAGE HERO (pages internes) ================== */
.page-hero {
    position: relative;
    min-height: clamp(300px, 42vh, 420px);
    display: flex;
    align-items: flex-end;
    padding: clamp(3rem, 7vw, 5rem) 0 clamp(2.25rem, 5vw, 3.25rem);
    color: #fff;
    background: var(--brown-900);
    overflow: hidden;
    isolation: isolate;
}

.page-hero__bg {
    position: absolute;
    inset: 0;
    z-index: -2;
}

.page-hero__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    animation: heroZoom 14s ease-out both;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        linear-gradient(100deg, rgba(30, 19, 8, .92) 0%, rgba(30, 19, 8, .72) 45%, rgba(30, 19, 8, .35) 100%),
        var(--blueprint);
}

.page-hero::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 6px;
    background: var(--hazard);
}

.page-hero__inner {
    max-width: 820px;
}

.page-hero .eyebrow {
    color: var(--gold-400);
}

.page-hero h1 {
    color: #fff;
    font-size: clamp(2.2rem, 5.5vw, 3.8rem);
    font-weight: 800;
    text-transform: uppercase;
    margin: 0 0 .75rem;
    text-wrap: balance;
}

.page-hero__lead {
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    color: rgba(255, 255, 255, .8);
    max-width: 640px;
    margin-bottom: 1.25rem;
}

.page-hero .breadcrumb {
    margin: 0;
    padding: 0;
    background: none;
    font-size: .95rem;
    font-weight: 500;
}

.page-hero .breadcrumb-item,
.page-hero .breadcrumb-item a {
    color: rgba(255, 255, 255, .72);
    text-decoration: none;
}

.page-hero .breadcrumb-item a:hover {
    color: var(--gold-300);
}

.page-hero .breadcrumb-item.active {
    color: var(--gold-400);
}

.page-hero .breadcrumb-item + .breadcrumb-item::before {
    content: '/';
    color: rgba(255, 255, 255, .4);
}

@keyframes heroZoom {
    from { transform: scale(1.08); }
    to { transform: scale(1); }
}

/* ================== CARTES ================== */
.card-btp {
    position: relative;
    background: #fff;
    border: 1px solid var(--sand-200);
    border-radius: var(--radius);
    padding: 2rem 1.75rem;
    height: 100%;
    transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
    overflow: hidden;
}

.card-btp::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 4px;
    width: 100%;
    background: var(--gradient-gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .4s var(--ease);
}

.card-btp:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-medium);
    border-color: transparent;
}

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

.icon-box {
    width: 60px;
    height: 60px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    background: var(--gradient-gold);
    color: var(--brown-900);
    font-size: 1.5rem;
    box-shadow: 0 8px 18px rgba(168, 122, 44, .25);
}

.icon-box--dark {
    background: var(--brown-800);
    color: var(--gold-400);
    box-shadow: none;
}

/* Images : apparition douce une fois chargées */
/* L'image se dessine par-dessus le fond animé : jamais masquée, même sans JS */
.img-frame img {
    position: relative;
    z-index: 1;
}

.img-frame {
    background: var(--sand-100) linear-gradient(110deg, var(--sand-100) 30%, var(--sand-50) 50%, var(--sand-100) 70%) 0 0 / 300% 100%;
    animation: shimmer 1.6s linear infinite;
}

.img-frame.is-ready {
    animation: none;
}

@keyframes shimmer {
    to { background-position: -150% 0; }
}

/* ================== FORMULAIRES ================== */
.form-control,
.form-select {
    border: 1.5px solid var(--sand-200);
    border-radius: var(--radius-sm);
    padding: .8rem 1rem;
    font-size: 1rem;
    color: var(--ink);
    background-color: #fff;
    transition: border-color .2s, box-shadow .2s;
}

.form-control::placeholder {
    color: #9A9083;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--gold-500);
    box-shadow: 0 0 0 4px rgba(201, 161, 59, .18);
}

.form-label {
    font-weight: 600;
    font-size: .95rem;
    color: var(--brown-800);
    margin-bottom: .4rem;
}

/* ================== PAGINATION ================== */
.pagination {
    gap: .4rem;
    flex-wrap: wrap;
}

.pagination .page-link {
    min-width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border: 1.5px solid var(--sand-200) !important;
    border-radius: var(--radius-sm) !important;
    color: var(--brown-800);
    font-weight: 600;
    background: #fff;
}

.pagination .page-link:hover {
    background: var(--sand-100);
    color: var(--brown-900);
}

.pagination .page-item.active .page-link {
    background: var(--brown-800);
    border-color: var(--brown-800) !important;
    color: var(--gold-300);
}

.pagination .page-item.disabled .page-link {
    opacity: .5;
}

/* ================== CTA BAND ================== */
.cta-band {
    position: relative;
    background: var(--brown-900);
    color: #fff;
    overflow: hidden;
    isolation: isolate;
    padding: clamp(56px, 7vw, 84px) 0;
}

.cta-band::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--blueprint);
    z-index: -1;
}

.cta-band::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 8px;
    background: var(--hazard);
}

.cta-band__glow {
    position: absolute;
    right: -10%;
    top: -60%;
    width: 55%;
    aspect-ratio: 1;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201, 161, 59, .35) 0%, rgba(201, 161, 59, 0) 65%);
    z-index: -1;
    pointer-events: none;
}

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

.cta-band h2,
.cta-band h3 {
    color: #fff;
    font-size: clamp(1.8rem, 3.6vw, 2.6rem);
    font-weight: 800;
    text-transform: uppercase;
    margin: 0 0 .4rem;
}

.cta-band p {
    color: rgba(255, 255, 255, .75);
    margin: 0;
    max-width: 560px;
}

.cta-band__actions {
    display: flex;
    gap: .8rem;
    flex-wrap: wrap;
}


/* ================== FOOTER ================== */
.site-footer {
    position: relative;
    background: var(--brown-950);
    color: rgba(255, 255, 255, .7);
    font-size: .98rem;
    padding-top: clamp(56px, 7vw, 80px);
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--hazard);
}

.site-footer a {
    color: rgba(255, 255, 255, .7);
    text-decoration: none;
}

.site-footer a:hover {
    color: var(--gold-300);
}

.footer-brand img {
    height: 72px;
    width: auto;
    background: #fff;
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    margin-bottom: 1.25rem;
}

.footer-about {
    max-width: 360px;
    line-height: 1.7;
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: #fff;
    margin-bottom: 1.25rem;
    padding-bottom: .7rem;
    position: relative;
}

.footer-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 36px;
    height: 3px;
    background: var(--gradient-gold);
}

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

.footer-links li {
    margin-bottom: .6rem;
}

.footer-links a {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    transition: color .2s, transform .2s var(--ease);
}

.footer-links a::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--gold-500);
    transform: rotate(45deg);
    flex-shrink: 0;
}

.footer-links a:hover {
    transform: translateX(4px);
}

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

.footer-contact li {
    display: flex;
    gap: .8rem;
    margin-bottom: .9rem;
    line-height: 1.5;
}

.footer-contact i {
    color: var(--gold-400);
    width: 18px;
    margin-top: .25rem;
    flex-shrink: 0;
}

.social-icons {
    display: flex;
    gap: .6rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.social-icon {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, .15);
    color: #fff !important;
    transition: background .25s, border-color .25s, transform .25s var(--ease), color .25s;
}

.social-icon:hover {
    background: var(--gradient-gold);
    border-color: transparent;
    color: var(--brown-900) !important;
    transform: translateY(-3px);
}

.footer-bottom {
    margin-top: clamp(2.5rem, 5vw, 3.5rem);
    padding: 1.4rem 0;
    border-top: 1px solid rgba(255, 255, 255, .08);
    font-size: .9rem;
    color: rgba(255, 255, 255, .5);
}

.footer-bottom .container {
    display: flex;
    flex-wrap: wrap;
    gap: .6rem 1.5rem;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom nav {
    display: flex;
    gap: 1.2rem;
    flex-wrap: wrap;
}

/* ================== BOUTONS FLOTTANTS ================== */
.floating-buttons {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 1020;
    display: flex;
    flex-direction: column;
    gap: .75rem;
    align-items: center;
}

.floating-btn {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    border: 0;
    display: grid;
    place-items: center;
    font-size: 1.45rem;
    cursor: pointer;
    text-decoration: none;
    box-shadow: 0 8px 22px rgba(0, 0, 0, .22);
    transition: transform .25s var(--ease), opacity .25s, visibility .25s;
}

.floating-btn:hover {
    transform: translateY(-3px) scale(1.05);
}

.whatsapp-btn {
    background: #25D366;
    color: #fff;
    position: relative;
}

.whatsapp-btn:hover {
    color: #fff;
}

.whatsapp-btn::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px solid #25D366;
    animation: ring 2.4s var(--ease) infinite;
}

@keyframes ring {
    0% { transform: scale(1); opacity: .7; }
    100% { transform: scale(1.6); opacity: 0; }
}

.back-to-top {
    width: 46px;
    height: 46px;
    font-size: 1rem;
    border-radius: var(--radius-sm);
    background: var(--brown-800);
    color: var(--gold-300);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    color: var(--gold-200);
    transform: translateY(-3px);
}

@media (max-width: 575.98px) {
    .floating-buttons {
        right: 14px;
        bottom: 14px;
    }

    .floating-btn {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }

    .back-to-top {
        width: 42px;
        height: 42px;
    }
}

/* ================== ANIMATIONS ================== */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .7s var(--ease), transform .7s var(--ease);
}

.reveal.is-visible {
    opacity: 1;
    transform: none;
}

/* AOS : mouvements plus courts et plus doux */
[data-aos^='fade'][data-aos^='fade'] {
    transition-timing-function: cubic-bezier(.22, .61, .36, 1);
}

[data-aos='fade-up'] {
    transform: translate3d(0, 28px, 0);
}

[data-aos='fade-right'] {
    transform: translate3d(-28px, 0, 0);
}

[data-aos='fade-left'] {
    transform: translate3d(28px, 0, 0);
}

[data-aos][data-aos].aos-animate {
    transform: translateZ(0);
}

/* Respect des préférences de mouvement réduit */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }

    [data-aos] {
        opacity: 1 !important;
        transform: none !important;
    }
}

/* ================== HARMONISATION DES ANCIENNES PAGES ==================
   Les pages internes ont leurs propres styles ; on aligne ici les éléments
   communs (titres, cartes, badges) sur la charte BTP. */
.process-title,
.galerie-title,
.content-title,
.blog-title,
.portfolio-title,
.house-title,
.valeur-card h3,
.step-title,
.timeline-title,
.value-title {
    font-family: var(--font-heading) !important;
    letter-spacing: .01em;
}

.filter-btn {
    font-family: var(--font-heading);
    letter-spacing: .06em;
    text-transform: uppercase;
}

.no-results,
.no-projects,
.no-galerie,
.empty-state {
    border-radius: var(--radius);
}

.empty-state {
    text-align: center;
    padding: clamp(2.5rem, 6vw, 4rem) 1.5rem;
    background: var(--sand-100);
    border: 2px dashed var(--concrete);
}

.empty-state i {
    font-size: 2.6rem;
    color: var(--gold-600);
    margin-bottom: 1rem;
}

.empty-state h3 {
    font-size: 1.6rem;
    text-transform: uppercase;
}

.empty-state p {
    color: var(--muted);
    max-width: 520px;
    margin: 0 auto 1.25rem;
}

/* Lightbox / modales communes */
.swal2-popup {
    font-family: var(--font-body) !important;
    border-radius: var(--radius) !important;
}

.swal2-title {
    font-family: var(--font-heading) !important;
    text-transform: uppercase;
    color: var(--brown-800) !important;
}

.swal2-confirm {
    background: var(--brown-800) !important;
    border-radius: var(--radius-sm) !important;
    font-family: var(--font-heading) !important;
    letter-spacing: .08em;
    text-transform: uppercase;
}

/* Petits écrans */
@media (max-width: 575.98px) {
    body {
        font-size: 1rem;
    }

    .btn-sage--lg {
        width: 100%;
    }
}

/* État "ouvert" des sous-menus (Bootstrap 5.3 le place sur le lien) + focus aux couleurs du site */
.site-header .nav-link.show {
    color: var(--gold-700);
}

.site-header .nav-link.show .nav-caret {
    transform: rotate(180deg);
}

.site-header .nav-link:focus-visible {
    box-shadow: 0 0 0 3px rgba(201, 161, 59, .45);
    border-radius: var(--radius-sm);
}

@media (max-width: 991.98px) {
    .site-header .nav-link.show {
        color: var(--gold-400);
    }
}