/* =========================================================
   BackMobile — Thème "green-nature" (refonte d'après PDF Canva)
   Sections alternées blanc / noir, vert nature, typo display.
   ========================================================= */

:root {
    /* Palette */
    --cream: #f5f3ee;          /* fond crème / clair */
    --white: #ffffff;
    --black: #0a0a0a;
    --ink: #111111;
    --ink-soft: #1d1d1d;

    --text: #131313;
    --text-muted: #555;
    --text-dim: #888;
    --text-inv: #f4f3ef;
    --text-inv-muted: #a8a8a8;

    --green: #1f7f2d;          /* vert principal (titres section) */
    --green-strong: #157020;
    --green-dark: #0e4d18;
    --lime: #b6d63d;           /* vert clair CTA, accents */
    --lime-soft: #d9e98a;
    --green-glow: rgba(31, 127, 45, 0.18);

    --orange: #d44b2b;         /* "Nos feedbacks" header */

    --border: #e6e3da;
    --border-strong: #d6d3c9;
    --border-dark: #232323;

    --radius: 14px;
    --radius-sm: 8px;
    --radius-lg: 28px;

    --container: 1260px;
    --section-pad: clamp(64px, 8vw, 120px);

    --font-display: "Bricolage Grotesque", "Inter Tight", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

body {
    font-family: var(--font-sans);
    background: var(--white);
    color: var(--text);
    font-size: 16px;
    line-height: 1.6;
    letter-spacing: -0.003em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

::selection { background: var(--lime); color: var(--black); }

/* Scroll reveal */
[data-reveal] {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.85s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.85s cubic-bezier(0.2, 0.8, 0.2, 1);
    will-change: opacity, transform;
}
[data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
    [data-reveal] { opacity: 1; transform: none; transition: none; }
    .hero::after { animation: none; }
}

img { -webkit-user-drag: none; user-select: none; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin: 0;
}

p { margin: 0; }

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 32px;
}

.accent { color: var(--green); }
.muted { color: var(--text-muted); }

/* ============================ HEADER ============================ */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: saturate(140%) blur(20px);
    -webkit-backdrop-filter: saturate(140%) blur(20px);
    color: var(--text-inv);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 78px;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
}

.brand-logo-img {
    width: 56px;
    height: 56px;
    object-fit: contain;
    display: block;
    background: var(--white);
    border-radius: 50%;
    padding: 4px;
}

.brand-logo {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--green);
    display: grid;
    place-items: center;
    color: var(--white);
    font-weight: 800;
    font-size: 16px;
}

.brand-name {
    font-family: var(--font-display);
    font-size: 18px;
    letter-spacing: 0.02em;
}

.nav {
    display: flex;
    align-items: center;
    gap: 38px;
    font-size: 14px;
    letter-spacing: 0.05em;
    font-weight: 600;
    text-transform: uppercase;
}

.nav-item {
    position: relative;
    color: var(--text-inv);
    cursor: pointer;
    padding: 8px 0;
}

.nav-item:hover,
.nav-item.is-current {
    color: var(--lime);
}

.nav-item .caret {
    display: inline-block;
    transform: translateY(2px);
    font-size: 10px;
    margin-left: 4px;
    opacity: 0.7;
}

.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    background: var(--black);
    border: 1px solid var(--border-dark);
    padding: 14px 18px;
    border-radius: 8px;
    min-width: 240px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease;
    z-index: 10;
    margin-top: 6px; /* visuel */
}

/* Pont invisible entre l'item et le dropdown pour ne pas perdre le hover */
.nav-dropdown::before {
    content: "";
    position: absolute;
    top: -14px;
    left: 0;
    right: 0;
    height: 14px;
}

.nav-item:hover .nav-dropdown,
.nav-item:focus-within .nav-dropdown {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.nav-dropdown a {
    display: block;
    color: var(--text-inv-muted);
    font-size: 13px;
    padding: 8px 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.nav-dropdown a:hover { color: var(--lime); }

.nav-cta {
    color: var(--lime);
    border: 1.5px solid var(--lime);
    padding: 10px 24px;
    border-radius: 999px;
    transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.nav-cta:hover {
    background: var(--lime);
    color: var(--black);
    transform: translateY(-1px);
}

a:focus-visible,
button:focus-visible,
.btn:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--lime);
    outline-offset: 3px;
}

/* ============================ BUTTONS ============================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 30px;
    border-radius: 999px;
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 14px;
    line-height: 1;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
    text-decoration: none;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.btn:active { transform: translateY(0); }

.btn-lime {
    background: var(--lime);
    color: var(--black);
    border-color: var(--lime);
}
.btn-lime:hover {
    background: var(--lime-soft);
    border-color: var(--lime-soft);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px -10px rgba(182,214,61,0.6);
}

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
    padding: 16px 38px;
    font-size: 15px;
}
.btn-outline-white:hover {
    background: var(--white);
    color: var(--black);
    transform: translateY(-2px);
}

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

.btn-square {
    border-radius: 4px;
    background: var(--lime);
    color: var(--black);
    padding: 14px 28px;
    text-transform: uppercase;
}
.btn-square:hover { background: var(--lime-soft); }

/* ============================ HERO ============================ */

.hero {
    position: relative;
    background: var(--black);
    color: var(--white);
    min-height: 88vh;
    display: grid;
    place-items: center;
    overflow: hidden;
    isolation: isolate;
}

/* Aurora gradient mesh derrière la photo hero */
.hero::after {
    content: "";
    position: absolute;
    inset: -10%;
    background:
        radial-gradient(circle at 20% 30%, rgba(182, 214, 61, 0.18), transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(31, 127, 45, 0.25), transparent 45%),
        radial-gradient(circle at 50% 100%, rgba(182, 214, 61, 0.12), transparent 50%);
    z-index: -1;
    pointer-events: none;
    animation: aurora 18s ease-in-out infinite alternate;
}

@keyframes aurora {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-3%, 2%) scale(1.05); }
    100% { transform: translate(2%, -1%) scale(0.98); }
}

/* Grain subtil sur tout le site */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.04;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='200' height='200' filter='url(%23n)' opacity='0.6'/></svg>");
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.55;
}

.hero-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(10,10,10,0.55) 0%, rgba(10,10,10,0.78) 100%);
}

.hero-inner {
    text-align: center;
    max-width: 1100px;
    margin: 0 auto;
    padding: 80px 32px;
}

.hero-eyebrow {
    font-family: var(--font-display);
    font-size: clamp(20px, 2vw, 28px);
    font-weight: 800;
    letter-spacing: 0.02em;
    margin-bottom: 8px;
}

.hero h1 {
    font-size: clamp(40px, 5.6vw, 72px);
    line-height: 1.02;
    margin-bottom: 22px;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    font-weight: 800;
}

.hero h1 .accent-bar {
    border-left: 5px solid var(--white);
    padding-left: 24px;
    display: inline-block;
    text-align: left;
}

.hero-sub {
    color: var(--text-inv);
    font-size: clamp(16px, 1.4vw, 20px);
    max-width: 700px;
    margin: 0 auto 32px;
    font-weight: 500;
}

.hero-cta {
    display: inline-flex;
    gap: 14px;
    margin-bottom: 28px;
}

.hero-tagline {
    color: var(--text-inv-muted);
    font-size: 15px;
    max-width: 760px;
    margin: 0 auto;
}

/* ============================ SECTIONS ============================ */

section {
    padding: var(--section-pad) 0;
    position: relative;
}

.section--dark {
    background: var(--black);
    color: var(--text-inv);
}

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

.section-eyebrow-green {
    font-family: var(--font-display);
    color: var(--green);
    font-weight: 700;
    font-size: 15px;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(34px, 4.6vw, 58px);
    line-height: 1.05;
    margin-bottom: 18px;
    letter-spacing: -0.025em;
}

.section-title--green { color: var(--green); }
.section-title--white { color: var(--white); }
.section-title--xl {
    font-size: clamp(48px, 6.5vw, 80px);
}

/* ============================ KICKER / DISPLAY ============================ */

.kicker {
    display: inline-block;
    color: var(--green);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin-bottom: 18px;
    padding-left: 14px;
    border-left: 2px solid var(--green);
}

.kicker--lime { color: var(--lime); border-left-color: var(--lime); }

.h-display {
    font-family: var(--font-display);
    font-size: clamp(32px, 4.2vw, 56px);
    line-height: 1.05;
    letter-spacing: -0.025em;
    margin-bottom: 22px;
    font-weight: 800;
    color: var(--text);
}

.h-display--white { color: var(--white); }
.h-display--xl { font-size: clamp(40px, 5.5vw, 78px); }

.lead {
    font-size: clamp(16px, 1.3vw, 19px);
    line-height: 1.6;
    color: var(--text-muted);
    margin-bottom: 28px;
    max-width: 620px;
}

.lead--inv { color: var(--text-inv-muted); }

.section-sub-lg {
    color: var(--text-muted);
    font-size: 17px;
    max-width: 640px;
    margin: 8px auto 0;
    line-height: 1.55;
}

.section-head--white .kicker { color: var(--lime); border-color: var(--lime); }
.section-head--white h2 { color: var(--white); }

.lime { color: var(--lime); }

/* ============================ SPLIT (text + photo) ============================ */

.split-section {
    padding: clamp(80px, 9vw, 140px) 0;
}

.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.split--reverse .split-visual { order: 2; }

.split-visual {
    aspect-ratio: 4/5;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 40px 80px -30px rgba(0,0,0,0.4);
    background: #0a0a0a;
}

.split-visual img { width: 100%; height: 100%; object-fit: cover; display: block; }

.split-content h2,
.split-content p { color: inherit; }

.split-section.section--dark .split-content { color: var(--text-inv); }
.split-section.section--dark .h-display { color: var(--white); }
.split-section.section--dark p { color: var(--text-inv-muted); }
.split-section.section--dark b { color: var(--white); }

.split-content p {
    margin-bottom: 14px;
    line-height: 1.65;
    color: var(--text-muted);
}

.quick-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 36px;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.section--dark .quick-stats { border-top-color: rgba(255,255,255,0.08); }

.quick-stats > div {
    display: flex;
    flex-direction: column;
    color: var(--text-inv-muted);
    font-size: 12px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.quick-stats > div strong {
    color: var(--lime);
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1;
    margin-bottom: 6px;
    text-transform: none;
}

.bullet-features {
    margin: 30px 0 36px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.bullet-feat {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.bullet-feat .bullet-dot {
    flex: none;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--green);
    margin-top: 8px;
    box-shadow: 0 0 0 4px rgba(31, 127, 45, 0.15);
}

.bullet-feat b { font-weight: 700; color: var(--text); }
.bullet-feat span { color: var(--text-muted); font-size: 14.5px; line-height: 1.55; }

/* ============================ BANNER full-width image ============================ */

.banner-section {
    position: relative;
    padding: clamp(100px, 12vw, 160px) 0;
    color: var(--white);
    overflow: hidden;
    isolation: isolate;
}

.banner-bg {
    position: absolute;
    inset: 0;
    z-index: -2;
}
.banner-bg img { width: 100%; height: 100%; object-fit: cover; }

.banner-overlay {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        linear-gradient(120deg, rgba(10,30,10,0.85) 0%, rgba(10,30,10,0.55) 50%, rgba(10,30,10,0.3) 100%);
}

.banner-content {
    max-width: 720px;
}

.banner-content .h-display { color: var(--white); }
.banner-content .lead { color: rgba(255,255,255,0.85); margin-bottom: 36px; max-width: 620px; }

.banner-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 36px 0 36px;
    padding: 28px 0;
    border-top: 1px solid rgba(255,255,255,0.18);
    border-bottom: 1px solid rgba(255,255,255,0.18);
    max-width: 620px;
}

.banner-stats > div {
    display: flex;
    flex-direction: column;
}

.banner-stats strong {
    font-family: var(--font-display);
    color: var(--lime);
    font-size: clamp(22px, 2.4vw, 30px);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1;
    margin-bottom: 6px;
}

.banner-stats span {
    color: rgba(255,255,255,0.75);
    font-size: 12px;
    letter-spacing: 0.04em;
    line-height: 1.4;
}

/* ============================ CARDS (4 photo cards) ============================ */

.cards-section {
    padding: clamp(80px, 9vw, 130px) 0;
}

.cards-section .section-head {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 60px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.photo-card {
    background: var(--white);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 10px 30px -15px rgba(0,0,0,0.15);
    border: 1px solid rgba(0,0,0,0.04);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.photo-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 30px 60px -20px rgba(0,0,0,0.2);
}

.photo-card-img {
    aspect-ratio: 16/10;
    overflow: hidden;
    background: #1a1a1a;
}

.photo-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.photo-card:hover .photo-card-img img { transform: scale(1.06); }

.photo-card-body { padding: 24px; }

.photo-card h3 {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
    color: var(--text);
}

.photo-card p {
    color: var(--text-muted);
    font-size: 14.5px;
    line-height: 1.55;
}

/* ============================ STATS BAND (modern inline) ============================ */

.stats-band {
    padding: clamp(80px, 9vw, 130px) 0;
}

.stats-band .section-head {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 64px;
}

.stats-band-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 40px 24px;
}

.stat-block {
    text-align: center;
    border-top: 2px solid var(--lime);
    padding-top: 22px;
}

.stat-num {
    font-family: var(--font-display);
    font-size: clamp(44px, 5.5vw, 78px);
    font-weight: 800;
    letter-spacing: -0.035em;
    color: var(--white);
    line-height: 0.95;
    margin-bottom: 12px;
}

.stat-cap {
    color: rgba(255,255,255,0.75);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    line-height: 1.5;
    font-weight: 600;
}

.stat-cap span {
    color: rgba(255,255,255,0.5);
    font-size: 11px;
    text-transform: none;
    letter-spacing: 0.02em;
    font-weight: 400;
}

/* ============================ MISSION CLEAN ============================ */

.mission-clean {
    padding: clamp(80px, 9vw, 130px) 0;
    background: var(--white);
}

.mission-clean .section-head {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 60px;
}

.mission-grid-clean {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.mission-card {
    background: var(--cream);
    border-radius: 18px;
    padding: 36px 32px;
    border: 1px solid var(--border);
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.mission-card:hover {
    transform: translateY(-4px);
    border-color: var(--green);
}

.mission-num {
    color: var(--green);
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.04em;
    margin-bottom: 16px;
}

.mission-card h3 {
    font-family: var(--font-display);
    font-size: 22px;
    margin-bottom: 12px;
    line-height: 1.2;
    letter-spacing: -0.01em;
    color: var(--text);
}

.mission-card p {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.6;
}

/* ============================ TESTIMONIAL CLEAN ============================ */

.testimonial {
    padding: clamp(80px, 8vw, 120px) 0;
}

.testimonial-card {
    max-width: 920px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 24px;
    padding: 60px 70px 50px;
    position: relative;
    box-shadow: 0 30px 70px -30px rgba(0,0,0,0.15);
    border: 1px solid var(--border);
}

.testimonial-q {
    font-family: Georgia, serif;
    color: var(--lime);
    font-size: 140px;
    line-height: 0.8;
    position: absolute;
    top: 28px;
    left: 40px;
    pointer-events: none;
}

.testimonial-card blockquote {
    margin: 0 0 36px;
    font-family: var(--font-display);
    font-size: clamp(20px, 2vw, 26px);
    line-height: 1.45;
    color: var(--text);
    font-weight: 500;
    letter-spacing: -0.005em;
    position: relative;
    z-index: 1;
}

.testimonial-card footer {
    display: flex;
    align-items: center;
    gap: 18px;
}

.testimonial-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--white);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.testimonial-card cite {
    display: block;
    font-style: normal;
    font-weight: 700;
    color: var(--text);
    font-size: 15px;
}

.testimonial-co {
    display: block;
    color: var(--text-muted);
    font-size: 13px;
    margin-top: 2px;
}

/* ============================ CTA BANNER ============================ */

.cta-banner {
    padding: clamp(80px, 9vw, 130px) 0;
    background: var(--black);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(40% 60% at 20% 30%, rgba(182, 214, 61, 0.12), transparent 70%),
        radial-gradient(40% 60% at 80% 70%, rgba(31, 127, 45, 0.18), transparent 70%);
    pointer-events: none;
}

.cta-banner-inner {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
    position: relative;
}

.cta-banner-inner .lead { color: rgba(255,255,255,0.75); margin: 0 auto 32px; }

/* ============================ TRUSTED BY ============================ */

.trusted-by {
    padding: 50px 0 40px;
    background: linear-gradient(180deg, var(--black) 0%, #0a0a0a 100%);
    border-top: 1px solid rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    overflow: hidden;
}

.trusted-label {
    text-align: center;
    color: var(--text-inv-muted);
    font-size: 11.5px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin-bottom: 26px;
    font-weight: 600;
}

.trusted-track {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 70px;
    flex-wrap: wrap;
    opacity: 0.7;
    filter: grayscale(0.2);
}

.t-logo {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-inv-muted);
    white-space: nowrap;
    transition: opacity 0.2s ease, color 0.2s ease;
}

.t-logo:hover { opacity: 1; color: var(--white); }

.t-logo sup, .t-logo sub {
    font-size: 9px;
    margin-left: 2px;
    letter-spacing: 0;
}

.t-orange { color: #ff7900; }
.t-bouygues { color: #00a8e6; }
.t-sfr { color: #e30613; letter-spacing: -0.02em; }
.t-free { color: #cd2026; }
.t-bm { color: var(--lime); }

/* ============================ PRÉSENTATION (sur fond noir) ============================ */

.presentation {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 72px;
    align-items: center;
}

.presentation-visual {
    max-width: 360px;
    aspect-ratio: 9/16;
    border-radius: 20px;
    background: linear-gradient(180deg, #161616, #0a0a0a);
    display: grid;
    place-items: center;
    overflow: hidden;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
    box-shadow: 0 30px 80px -30px rgba(0,0,0,0.6);
}
.presentation-visual img { width: 100%; height: 100%; object-fit: cover; }

.presentation-content h2 {
    font-size: clamp(28px, 3vw, 38px);
    margin-bottom: 22px;
    color: var(--white);
}

.presentation-content p {
    color: var(--text-inv-muted);
    margin-bottom: 14px;
    line-height: 1.65;
}

.presentation-content .accent-line {
    color: var(--green);
    font-weight: 600;
    margin-top: 24px;
    text-align: center;
}

/* ============================ NOTRE ENGAGEMENT (fond crème) ============================ */

.engagement {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 64px;
    align-items: center;
}

.engagement-visual {
    aspect-ratio: 1/1;
    background: linear-gradient(135deg, #6d9b3e, #2e5a1e);
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 14px 14px 0 var(--border-strong);
    max-width: 460px;
    margin-left: auto;
    transition: transform 0.3s ease;
}
.engagement-visual:hover { transform: translate(-4px, -4px); box-shadow: 18px 18px 0 var(--border-strong); }
.engagement-visual img { width: 100%; height: 100%; object-fit: cover; }

.engagement-content h2 {
    font-family: var(--font-display);
    font-size: clamp(40px, 5vw, 64px);
    color: var(--green);
    margin-bottom: 24px;
}

.engagement-content p {
    color: var(--text);
    margin-bottom: 14px;
    line-height: 1.7;
    font-size: 15px;
}

.engagement-content .btn {
    margin-top: 18px;
}

/* ============================ SOLUTION SUR MESURE (fond noir + box vert) ============================ */

.solution {
    border-top: 8px solid var(--green);
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.solution-left h2 {
    color: var(--white);
    font-size: clamp(34px, 4.6vw, 56px);
    margin-bottom: 18px;
}

.solution-left p {
    color: var(--text-inv-muted);
    margin-bottom: 28px;
    max-width: 480px;
}

.solution-icons {
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
}

.solution-icon {
    text-align: center;
    width: 160px;
}

.solution-icon-circle {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background: var(--green);
    display: grid;
    place-items: center;
    margin: 0 auto 14px;
    color: var(--white);
}

.solution-icon-circle svg { width: 48px; height: 48px; }

.solution-icon-label {
    color: var(--white);
    font-size: 14px;
    margin-bottom: 12px;
    font-weight: 500;
    line-height: 1.3;
}

.solution-icon-link {
    display: inline-block;
    border: 1px solid var(--white);
    padding: 8px 24px;
    border-radius: 999px;
    color: var(--white);
    font-size: 13px;
}
.solution-icon-link:hover { background: var(--white); color: var(--black); }

.solution-right {
    border: 2px solid var(--green);
    border-radius: var(--radius);
    padding: 36px 32px;
    background: rgba(31, 127, 45, 0.05);
}

.solution-right h3 {
    color: var(--white);
    font-size: 26px;
    margin-bottom: 22px;
    font-family: var(--font-display);
}

.solution-right p {
    color: var(--text-inv);
    font-size: 14px;
    margin-bottom: 16px;
    line-height: 1.55;
}
.solution-right p b { color: var(--white); }

.solution-right .closing {
    color: var(--white);
    font-weight: 700;
    margin-top: 18px;
    font-size: 14px;
}

/* ============================ NOS ATOUTS (fond blanc) ============================ */

.atouts h2 {
    color: var(--black);
    font-size: clamp(56px, 7vw, 96px);
    text-transform: uppercase;
    letter-spacing: -0.045em;
    line-height: 0.95;
    margin-bottom: 60px;
    font-weight: 800;
}

.atouts-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr 1fr;
    gap: 48px;
    align-items: start;
}

.atouts-col p {
    color: var(--text);
    font-size: 14.5px;
    line-height: 1.6;
    margin-bottom: 22px;
}

.atouts-col p b,
.atouts-col p strong { font-weight: 700; color: var(--black); }

.atouts-visual {
    aspect-ratio: 3/4;
    background: linear-gradient(135deg, #6d9b3e 0%, #3e6b1f 50%, #2a4a16 100%);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 20px 60px -25px rgba(0,0,0,0.4);
    max-width: 300px;
    max-height: 400px;
    margin: 0 auto;
}
.atouts-visual::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(closest-side at 30% 30%, rgba(255,255,255,0.15), transparent 70%);
}
.atouts-visual img { width: 100%; height: 100%; object-fit: cover; position: relative; z-index: 1; }

/* ============================ CHIFFRES BARCHART (fond blanc) ============================ */

.chiffres h2 {
    text-align: center;
    color: var(--black);
    font-size: clamp(34px, 4.2vw, 52px);
    margin-bottom: 18px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.chiffres-legend {
    text-align: center;
    color: var(--green);
    font-weight: 700;
    margin-bottom: 36px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    justify-content: center;
}

.chiffres-legend::before {
    content: "";
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--green);
}

.chart {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    align-items: end;
    height: 320px;
    padding: 0 40px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
    position: relative;
}

.chart::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 18px;
    border-left: 1px solid var(--border);
    width: 0;
}

.chart-bar {
    background: var(--green);
    width: 100%;
    border-radius: 2px 2px 0 0;
    position: relative;
}

.chart-bar .chart-value {
    position: absolute;
    top: -28px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--green);
    font-weight: 700;
    font-size: 14px;
}

.chart-labels {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    padding: 0 40px;
}

.chart-label {
    text-align: center;
    font-size: 13px;
    color: var(--text);
    line-height: 1.3;
}

.chart-label strong { color: var(--black); font-weight: 700; }

/* ============================ NOTRE MISSION (3 col + photo ronde) ============================ */

.mission {
    border-top: 1px solid var(--border);
    padding-top: 80px;
    padding-bottom: 80px;
    position: relative;
}

.mission-intro {
    color: var(--green);
    font-weight: 700;
    font-size: 17px;
    text-align: center;
    max-width: 760px;
    margin: 0 auto 70px;
    line-height: 1.5;
}

.mission-side {
    position: absolute;
    top: 110px;
    left: 28px;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    font-family: var(--font-display);
    color: var(--green);
    font-size: clamp(32px, 3.8vw, 48px);
    border-left: 3px solid var(--green);
    padding-left: 10px;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1;
}

.mission-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr 1fr;
    gap: 56px;
    align-items: center;
    max-width: 1080px;
    margin: 0 auto;
    padding-left: 100px;
}

.mission-col h3 {
    color: var(--green-strong);
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 14px;
    border-bottom: 2px solid var(--green);
    padding-bottom: 6px;
    display: inline-block;
    font-family: var(--font-sans);
}

.mission-col p {
    color: var(--text);
    font-size: 14.5px;
    line-height: 1.6;
}

.mission-photo {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    overflow: hidden;
    border: 1px dashed #aaa;
    background:
        radial-gradient(closest-side at 35% 35%, #d8d8d8, #888 80%, #555 100%);
    margin: 0 auto;
    box-shadow: inset 0 0 60px rgba(0,0,0,0.15);
}
.mission-photo img { width: 100%; height: 100%; object-fit: cover; }

.mission-bottom {
    text-align: center;
    margin-top: 50px;
    padding-left: 100px;
    max-width: 1080px;
    margin-left: auto;
    margin-right: auto;
}

.mission-bottom h3 {
    color: var(--green-strong);
    font-weight: 700;
    font-size: 18px;
    display: inline-block;
    border-bottom: 2px solid var(--green);
    padding-bottom: 6px;
    margin-bottom: 14px;
}

.mission-bottom p {
    color: var(--text);
    font-weight: 700;
    font-size: 17px;
    line-height: 1.5;
    max-width: 720px;
    margin: 14px auto 0;
}

/* ============================ FEEDBACKS (fond blanc, accents orange) ============================ */

.feedback-header {
    color: var(--orange);
    font-size: 14px;
    border-bottom: 1px solid var(--orange);
    padding-bottom: 8px;
    margin-bottom: 60px;
    font-weight: 500;
    letter-spacing: 0.02em;
}

.feedback {
    display: grid;
    grid-template-columns: 70px 1fr 1.3fr;
    gap: 40px;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
}

.feedback-side {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    font-family: var(--font-display);
    color: var(--orange);
    font-size: clamp(28px, 3.4vw, 42px);
    border-left: 3px solid var(--orange);
    padding-left: 10px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.02em;
}

.feedback-visual {
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, #4a7a3a, #2a5a1a);
    border-radius: 4px;
    overflow: hidden;
    max-width: 360px;
    box-shadow: 0 20px 60px -25px rgba(0,0,0,0.4);
}
.feedback-visual img { width: 100%; height: 100%; object-fit: cover; }

.feedback-content {
    position: relative;
    padding-left: 70px;
}

.feedback-content::before {
    content: "\201C";
    position: absolute;
    left: 0;
    top: -20px;
    font-family: Georgia, serif;
    color: var(--orange);
    font-size: 130px;
    line-height: 1;
    font-weight: 700;
}

.feedback-content blockquote {
    margin: 0;
    color: var(--orange);
    font-style: italic;
    font-size: 15.5px;
    line-height: 1.65;
    font-weight: 400;
}

.feedback-content cite {
    display: block;
    margin-top: 24px;
    color: var(--orange);
    font-style: normal;
    font-weight: 700;
    font-size: 14px;
}

/* ============================ CTA FINAL ============================ */

.cta-final {
    text-align: center;
    padding: 100px 24px;
    background: var(--white);
}
.section--dark .cta-final,
.cta-final.cta-final--dark {
    background: var(--black);
    color: var(--white);
}

.cta-final h2 {
    color: var(--text);
    font-size: clamp(26px, 3vw, 38px);
    margin-bottom: 18px;
}

.cta-final p {
    color: var(--text-muted);
    margin-bottom: 28px;
}

/* ============================ FORFAITS PAGE ============================ */

.forfait-hero {
    background: var(--black);
    color: var(--white);
    padding: 80px 0 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.forfait-hero .leaf-deco {
    position: absolute;
    color: var(--green);
    opacity: 0.7;
    font-size: 60px;
}

.forfait-hero .leaf-deco.left { top: 30%; left: 30px; transform: rotate(-30deg); }
.forfait-hero .leaf-deco.right { bottom: 10%; right: 30px; transform: rotate(20deg); }

.forfait-hero h1 {
    font-size: clamp(36px, 5vw, 60px);
    margin-bottom: 22px;
    color: var(--white);
}

.forfait-hero p {
    max-width: 900px;
    margin: 0 auto 14px;
    font-size: 16px;
    color: var(--text-inv);
}

.forfait-hero .closing {
    margin-top: 20px;
    font-weight: 700;
    color: var(--white);
}

/* Centrex + VoIP boxes */
.forfait-duo {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 28px;
    align-items: start;
}

.forfait-card-dark {
    border: 2px solid var(--green);
    border-radius: var(--radius);
    padding: 28px 24px;
    background: rgba(31, 127, 45, 0.05);
}

.forfait-card-dark h3 {
    text-align: center;
    color: var(--white);
    font-size: 18px;
    margin-bottom: 18px;
    font-family: var(--font-display);
}

.forfait-card-dark p {
    color: var(--text-inv);
    font-size: 13.5px;
    line-height: 1.55;
    margin-bottom: 12px;
}

.forfait-card-dark .sub-title {
    color: var(--white);
    font-weight: 700;
    font-size: 14px;
    margin: 14px 0 8px;
}

.forfait-card-dark ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.forfait-card-dark ul li {
    color: var(--text-inv);
    font-size: 13px;
    padding: 4px 0 4px 18px;
    position: relative;
}

.forfait-card-dark ul li::before {
    content: "•";
    position: absolute;
    left: 4px;
    color: var(--lime);
}

.forfait-illustration {
    aspect-ratio: 4/3;
    border-radius: var(--radius);
    background: linear-gradient(180deg, #b9d77a, #88c93d);
    overflow: hidden;
    display: grid;
    place-items: center;
    max-height: 260px;
}
.forfait-illustration img { width: 100%; height: 100%; object-fit: cover; }

.forfait-illustration-caption {
    text-align: center;
    color: var(--text-inv);
    margin-top: 16px;
    font-size: 14px;
}

/* Forfaits sur mesure (white bg) */
.forfait-personnalise {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 100px 0;
    min-height: 620px;
}

.forfait-personnalise::before,
.forfait-personnalise::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    background: var(--lime-soft);
    z-index: 0;
}

.forfait-personnalise::before {
    width: 440px;
    height: 440px;
    top: -120px;
    left: 380px;
    opacity: 0.7;
}

.forfait-personnalise::after {
    width: 280px;
    height: 280px;
    bottom: -60px;
    left: 60px;
    opacity: 0.55;
}

.forfait-personnalise > * { position: relative; z-index: 1; }

.forfait-personnalise h2 {
    color: var(--black);
    font-size: clamp(48px, 6vw, 80px);
    margin-bottom: 28px;
}

.forfait-personnalise p {
    color: var(--text);
    font-size: 15px;
    margin-bottom: 16px;
    line-height: 1.65;
}

.forfait-operators {
    display: flex;
    align-items: center;
    gap: 20px;
    margin: 30px 0 22px;
    color: var(--text-muted);
    font-weight: 700;
    font-size: 18px;
    font-family: var(--font-display);
}

.forfait-operators .op-orange {
    color: #ff7900;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.forfait-operators .op-bouygues {
    color: #0073cf;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.forfait-operators sup {
    font-size: 10px;
    margin-left: 2px;
}

.forfait-mosaic {
    position: relative;
    width: 100%;
    max-width: 540px;
    margin-left: auto;
    padding: 40px 20px;
    height: 520px;
}

.forfait-mosaic > div {
    position: absolute;
    width: 230px;
    height: 230px;
    background: #e6d9b8;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 18px 40px -18px rgba(0,0,0,0.35);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.forfait-mosaic > div img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 4 photos qui se chevauchent comme dans la maquette */
.forfait-mosaic > div:nth-child(1) { top: 0;   left: 70px;  transform: rotate(-5deg); z-index: 2; }
.forfait-mosaic > div:nth-child(2) { top: 30px; right: 0;    transform: rotate(3deg); z-index: 1; }
.forfait-mosaic > div:nth-child(3) { bottom: 0; left: 0;     transform: rotate(-2deg); z-index: 3; }
.forfait-mosaic > div:nth-child(4) { bottom: 20px; right: 30px; transform: rotate(4deg); z-index: 2; }
.forfait-mosaic > div:hover {
    transform: rotate(0deg) scale(1.05);
    z-index: 10;
    box-shadow: 0 25px 60px -20px rgba(0,0,0,0.5);
}

.forfait-mosaic > div:nth-child(1) { transform: rotate(-4deg); }
.forfait-mosaic > div:nth-child(2) { transform: rotate(2deg); }
.forfait-mosaic > div:nth-child(3) { transform: rotate(-1deg); }
.forfait-mosaic > div:nth-child(4) { transform: rotate(3deg); }
.forfait-mosaic > div:hover { transform: rotate(0deg) scale(1.02); }

/* Mobiles pros section */
.mobiles-pros {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 60px;
    align-items: center;
    padding: 80px 0;
}

.mobiles-pros-visual {
    aspect-ratio: 1/1;
    border-radius: 50%;
    background: radial-gradient(closest-side at 35% 35%, #dfeec0, #88c93d 75%, #5a8a32 100%);
    display: grid;
    place-items: center;
    overflow: hidden;
    max-width: 340px;
    margin: 0 auto;
    box-shadow: 0 20px 60px -20px rgba(136,201,61,0.4);
}
.mobiles-pros-visual img {
    width: 60%;
    height: 90%;
    object-fit: cover;
    border-radius: 28px;
}

.mobiles-pros h2 {
    color: var(--black);
    font-size: clamp(34px, 4.4vw, 52px);
    margin-bottom: 18px;
    position: relative;
    padding-bottom: 10px;
}

.mobiles-pros h2::after {
    content: "";
    display: block;
    width: 60%;
    border-bottom: 3px solid var(--lime);
    margin-top: 14px;
}

.mobiles-pros ul {
    margin: 28px 0 0;
    padding-left: 22px;
}

.mobiles-pros ul li {
    margin-bottom: 12px;
    font-size: 14px;
    line-height: 1.55;
}

.mobiles-pros ul li strong { font-weight: 700; }

/* SIM M2M */
.sim-m2m {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 56px;
    align-items: center;
    padding: 80px 0;
}

.sim-m2m h3 {
    font-family: var(--font-display);
    color: var(--black);
    font-style: italic;
    font-size: 22px;
    margin-bottom: 8px;
}

.sim-m2m h2 {
    color: var(--black);
    font-size: clamp(28px, 3.4vw, 40px);
    text-transform: uppercase;
    margin: 24px 0 16px;
}

.sim-m2m-palette {
    display: flex;
    gap: 8px;
    margin: 16px 0;
}

.sim-m2m-palette span {
    width: 56px;
    height: 40px;
    border-radius: 2px;
}

.sim-m2m-palette .c1 { background: var(--green); }
.sim-m2m-palette .c2 { background: var(--black); }
.sim-m2m-palette .c3 { background: var(--lime); }

.sim-m2m-visual {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, #1a1a1a, #0a0a0a);
    border-radius: var(--radius);
    overflow: hidden;
    max-width: 440px;
    margin-bottom: 20px;
}
.sim-m2m-visual img { width: 100%; height: 100%; object-fit: cover; }

/* Offre mobile unique */
.offre-unique {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 80px 0;
}

.offre-unique h2 {
    color: var(--black);
    font-size: clamp(34px, 4.4vw, 52px);
    margin-bottom: 6px;
    position: relative;
    padding-bottom: 12px;
}

.offre-unique h2::after {
    content: "";
    display: block;
    width: 60%;
    border-bottom: 3px solid var(--lime);
    margin-top: 14px;
}

.offre-unique p {
    color: var(--text);
    margin-bottom: 14px;
    line-height: 1.65;
    font-size: 15px;
}

.offre-unique .small {
    font-size: 12px;
    color: var(--text-muted);
}

.offre-unique-visual {
    aspect-ratio: 9/16;
    border-radius: 24px;
    overflow: hidden;
    max-width: 320px;
    margin: 0 auto;
    box-shadow: 0 30px 80px -30px rgba(0,0,0,0.45);
}
.offre-unique-visual img { width: 100%; height: 100%; object-fit: cover; }

/* Avantages */
.avantages {
    text-align: center;
    padding: 80px 0;
}

.avantages h2 {
    color: var(--green);
    font-size: clamp(48px, 6vw, 80px);
    margin-bottom: 24px;
}

.avantages-lead {
    color: var(--black);
    font-weight: 700;
    max-width: 640px;
    margin: 0 auto 40px;
    font-size: 15px;
    line-height: 1.5;
}

.avantages-box {
    max-width: 520px;
    margin: 0 auto;
    background: var(--green-strong);
    color: var(--white);
    border: 2px solid var(--green-dark);
    border-radius: 4px;
    padding: 40px 36px;
    font-size: 15px;
    line-height: 1.65;
    position: relative;
}

.avantages-box::after {
    content: "";
    position: absolute;
    right: -14px;
    bottom: -14px;
    width: 90px;
    height: 24px;
    background: linear-gradient(90deg, var(--green-dark) 0%, var(--green-dark) 50%, var(--lime) 50%, var(--lime) 100%);
}

/* ============================ CONTACT PAGE ============================ */

.contact-page {
    background: var(--cream);
    min-height: 100vh;
}

.contact-page .site-header {
    background: var(--cream);
    color: var(--text);
    border-bottom: 1px solid var(--border-strong);
}

.contact-page .site-header .nav-item,
.contact-page .brand-name { color: var(--text); }

.contact-page .nav-item:hover,
.contact-page .nav-item.is-current { color: var(--orange); }

.contact-hero {
    padding: 60px 0 30px;
}

.contact-hero h1 {
    color: var(--text);
    font-size: clamp(48px, 6vw, 78px);
    margin-bottom: 24px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 60px;
    padding-bottom: 100px;
}

.contact-info p {
    color: var(--text);
    margin-bottom: 14px;
    line-height: 1.55;
}

.contact-info .address { font-weight: 700; margin-bottom: 18px; }
.contact-info .email-title { font-weight: 700; margin-top: 24px; margin-bottom: 4px; }
.contact-info .email { color: var(--text); font-weight: 600; }

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.contact-form .form-row {
    background: #d6d2c4;
    padding: 14px 20px;
    border-radius: 4px;
    transition: background 0.15s ease;
}

.contact-form .form-row:focus-within {
    background: #cfcab9;
}

.contact-form .form-row label {
    display: block;
    font-size: 10.5px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #5a5240;
    font-weight: 700;
    margin-bottom: 4px;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text);
    font-family: inherit;
    font-size: 14px;
    outline: none;
    padding: 0;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder { color: #8a8270; }

.contact-form textarea {
    resize: vertical;
    min-height: 110px;
}

.contact-form .form-row.tall textarea {
    min-height: 160px;
}

.contact-form .form-row--file input[type="file"] {
    color: #5a5240;
    font-size: 13px;
}

.contact-form .form-row--file input[type="file"]::file-selector-button {
    background: var(--text);
    color: var(--cream);
    border: none;
    padding: 6px 14px;
    border-radius: 4px;
    font-family: inherit;
    font-size: 12px;
    font-weight: 600;
    margin-right: 12px;
    cursor: pointer;
    transition: background 0.15s ease;
}
.contact-form .form-row--file input[type="file"]::file-selector-button:hover {
    background: var(--black);
}

.contact-form .form-row--file .help {
    display: block;
    margin-top: 6px;
    color: #6a6250;
    font-size: 11px;
}

.contact-form .form-errors {
    list-style: none;
    padding: 0;
    margin: 6px 0 0;
    color: var(--orange);
    font-size: 12px;
}

.contact-form .form-submit {
    display: flex;
    justify-content: flex-end;
    margin-top: 4px;
}

.contact-form .btn-square {
    background: var(--text);
    color: var(--cream);
    border-radius: 4px;
    padding: 16px 40px;
    font-size: 13px;
    letter-spacing: 0.08em;
    border: none;
    cursor: pointer;
}

.contact-form .btn-square:hover { background: var(--black); }

.flash {
    background: rgba(31,127,45,0.1);
    border: 1px solid var(--green);
    color: var(--green-strong);
    padding: 14px 18px;
    border-radius: 4px;
    margin-bottom: 14px;
}

/* ============================ FOOTER ============================ */

.site-footer {
    border-top: 1px solid var(--border);
    padding: 28px 0;
    color: var(--text-muted);
    font-size: 13px;
    background: var(--white);
}

.section--dark + .site-footer,
body.dark-footer .site-footer {
    background: var(--black);
    color: var(--text-inv-muted);
    border-top-color: var(--border-dark);
}

.site-footer .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-links {
    display: flex;
    gap: 20px;
}

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

/* ============================ RESPONSIVE ============================ */

@media (max-width: 980px) {
    .presentation,
    .engagement,
    .solution,
    .atouts-grid,
    .mission-grid,
    .feedback,
    .forfait-duo,
    .forfait-personnalise,
    .mobiles-pros,
    .sim-m2m,
    .offre-unique,
    .contact-grid,
    .split,
    .cards-grid,
    .mission-grid-clean,
    .stats-band-grid {
        grid-template-columns: 1fr;
    }
    .mission-grid { padding-left: 0; }
    .mission-side, .feedback-side { display: none; }
    .feedback-content { padding-left: 20px; }
    .chart { grid-template-columns: repeat(5, 1fr); padding: 0 10px; }
    .nav { gap: 18px; font-size: 12px; }
    .nav-item .caret { display: none; }
    .split { gap: 40px; }
    .split--reverse .split-visual { order: 0; }
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonial-card { padding: 50px 32px 36px; }
    .testimonial-q { left: 20px; top: 18px; font-size: 110px; }
    .banner-stats { grid-template-columns: 1fr 1fr; }
    .quick-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .nav { display: none; }
    .site-header .container { height: 64px; }
    .chart, .chart-labels { grid-template-columns: repeat(2, 1fr); }
    .chart { height: 220px; }
    .atouts h2, .engagement-content h2, .avantages h2 { font-size: 40px; }
}