/* Page À propos : narration visuelle SGL-TECH, fluide et adaptable. */
.about-experience {
    --about-ink: #173747;
    --about-muted: #58717b;
    --about-teal: #087b78;
    --about-line: #dce8e8;
    --about-surface: #ffffff;
    background: radial-gradient(ellipse at 92% 5%, rgba(194,229,219,.28), transparent 32rem), #f3f7f7;
    color: var(--about-ink);
}
.about-experience > header { background: rgba(255,255,255,.9); border-color: var(--about-line); }
.about-experience .about-story > header,.about-experience .about-values > header { position: static; top: auto; z-index: auto; border: 0; background: transparent; box-shadow: none; backdrop-filter: none; }
.about-experience header nav { max-width: 1320px; min-height: 76px; padding: 14px 28px; gap: 16px; }
.about-experience .logo { display: inline-flex; align-items: center; gap: 10px; color: var(--about-ink); font-size: 1.12rem; font-weight: 850; letter-spacing: -.035em; }
.about-experience .logo::before { display: grid; width: 36px; height: 36px; place-items: center; border-radius: 12px 12px 12px 3px; background: #123e4c; color: #fff; content: "S"; font-size: 1rem; }
.about-experience nav ul { gap: 5px; }
.about-experience nav ul a { padding: 9px 11px; border-radius: 9px; color: #49656e; font-size: .8rem; transition: background .18s,color .18s; }
.about-experience nav ul a:hover,.about-experience nav ul a[aria-current="page"] { background: #edf6f2; color: #086b65; }
.about-experience .login-btn { min-height: 42px; padding: 10px 15px; border-color: #d3e5e0; border-radius: 11px; background: #fff; color: #126e68; font-size: .77rem; }
.about-experience .nav-toggle { min-width: 44px; min-height: 44px; border: 1px solid var(--about-line); border-radius: 11px; }
.about-page { width: min(100% - 48px, 1240px); max-width: 1240px; padding: clamp(20px,4vw,44px) 0 72px; }
.about-hero {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0,1fr) minmax(280px,.82fr);
    align-items: center;
    gap: 25px;
    min-height: 440px;
    margin-bottom: clamp(36px,6vw,70px);
    padding: clamp(30px,5.4vw,68px);
    overflow: hidden;
    isolation: isolate;
    border: 1px solid rgba(194,227,216,.46);
    border-radius: 28px;
    background: radial-gradient(ellipse at 87% 8%,rgba(155,231,200,.22),transparent 37%),linear-gradient(125deg,#123247,#14585c 58%,#198777);
    box-shadow: 0 22px 56px rgba(15,78,75,.17);
}
.about-hero::before { position: absolute; z-index: -1; inset: 0; background: linear-gradient(105deg,rgba(7,31,43,.13),transparent 64%); content: ""; pointer-events: none; }
.about-hero-content { position: relative; z-index: 1; max-width: 700px; }
.about-hero .about-kicker { display: flex; align-items: center; gap: 9px; margin: 0 0 17px; color: #b5e9d6; font-size: .68rem; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.about-hero .about-kicker span { width: 7px; height: 7px; border-radius: 50%; background: #8fddc9; box-shadow: 0 0 0 5px #8fddc915; }
.about-hero h1 { max-width: 740px; margin: 0; color: #fff; font-size: clamp(2.5rem,5.4vw,4.55rem); font-weight: 760; line-height: 1.04; letter-spacing: -.06em; }
.about-hero h1 em { color: #a5e7d6; font-style: normal; }
.about-hero-content > p:not(.about-kicker) { max-width: 580px; margin: 18px 0 0; color: #d7e8e9; font-size: .96rem; line-height: 1.75; }
.about-hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 15px; margin-top: 25px; }
.about-experience .about-hero-actions .btn { display: inline-flex; align-items: center; justify-content: center; gap: 14px; min-height: 47px; margin: 0; padding: 11px 17px; border: 1px solid #c5efdc; border-radius: 12px; background: #b8efd9; box-shadow: 0 9px 22px rgba(4,28,39,.12); color: #123c42; font-size: .78rem; font-weight: 800; }
.about-experience .about-hero-actions .btn:hover { transform: translateY(-2px); background: #d0f7e8; }
.about-quiet-link { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; color: #e5f4ef; font-size: .76rem; font-weight: 730; }
.about-quiet-link:hover { color: #b8efd9; text-decoration: underline; text-underline-offset: 5px; }
.about-hero-facts { display: flex; flex-wrap: wrap; gap: 12px 22px; margin-top: 29px; padding-top: 17px; border-top: 1px solid #ffffff2b; }
.about-hero-facts span { color: #c4dadd; font-size: .67rem; }
.about-hero-facts strong { margin-right: 5px; color: #fff; font-size: .94rem; }
.about-hero-art { position: relative; min-width: 0; min-height: 320px; display: grid; place-items: center; }
.about-art-orbit { position: absolute; width: min(75%,290px); aspect-ratio: 1; border: 1px solid #dffff043; border-radius: 48%; }
.about-art-orbit.orbit-a { box-shadow: 0 0 0 22px #dffff309,0 0 0 52px #dffff306; transform: rotate(23deg); }
.about-art-orbit.orbit-b { width: min(94%,360px); border-style: dashed; transform: rotate(-17deg); }
.about-art-core { position: relative; display: flex; width: 220px; min-height: 220px; flex-direction: column; justify-content: center; padding: 26px; border: 1px solid #ffffff52; border-radius: 34px; background: linear-gradient(145deg,#ffffff28,#ffffff08); box-shadow: inset 0 0 38px #e7fff412,0 25px 65px #08243140; transform: rotate(-6deg); }
.core-mark { display: grid; width: 40px; height: 40px; margin-bottom: 17px; place-items: center; border: 1px solid #ffffff66; border-radius: 12px 12px 12px 3px; background: #ffffff22; color: #e3fff4; font-size: 1.4rem; font-weight: 850; }
.about-art-core strong { color: #ebfff6; font-size: 2rem; line-height: 1.03; letter-spacing: -.055em; }
.about-art-core small { margin-top: 19px; color: #c5e4df; font-size: .5rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.about-art-chip { position: absolute; padding: 9px 14px; border: 1px solid #ffffff50; border-radius: 11px; background: #f5fffc; color: #1c5551; box-shadow: 0 11px 28px #062a2930; font-size: .66rem; font-weight: 820; }
.chip-purpose { top: 10%; left: 1%; transform: rotate(-6deg); }
.chip-people { top: 41%; right: -3%; background: #d6f2df; transform: rotate(5deg); }
.chip-impact { bottom: 8%; left: 9%; background: #f9e9c5; color: #684d1d; transform: rotate(-4deg); }
.about-art-caption { position: absolute; right: 5px; bottom: -7px; color: #c5e4df; font-size: .57rem; letter-spacing: .07em; text-align: center; }
.about-story { margin: 0 0 clamp(38px,6vw,68px); }
.about-section-heading,.about-values-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; margin-bottom: 22px; }
.about-section-heading > div { max-width: 750px; }
.about-section-kicker { margin: 0 0 8px; color: #087b78; font-size: .67rem; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.about-section-heading h2,.about-values-heading h2,.about-contact h2 { margin: 0; color: #173747; font-size: clamp(1.75rem,3.7vw,2.7rem); line-height: 1.1; letter-spacing: -.045em; }
.about-section-heading > div > p:last-child { margin: 10px 0 0; color: #58717b; font-size: .86rem; line-height: 1.7; }
.about-heading-mark { display: grid; width: 47px; height: 47px; flex: 0 0 47px; place-items: center; border: 1px solid #d5e9e3; border-radius: 15px; background: #eaf5f1; color: #0b8179; font-size: 1.25rem; font-weight: 850; }
.about-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 13px; margin: 0; }
.about-card {
    position: relative;
    min-width: 0;
    min-height: 230px;
    padding: clamp(20px,3vw,27px);
    overflow: hidden;
    border: 1px solid #dce8e8;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 9px 26px rgba(16,46,67,.045);
    transition: transform .23s,border-color .23s,box-shadow .23s;
}
.about-card::after { position: absolute; right: -50px; bottom: -68px; width: 170px; height: 170px; border: 1px solid #087b780d; border-radius: 50%; box-shadow: 0 0 0 17px #087b7806,0 0 0 38px #087b7804; content: ""; pointer-events: none; }
.about-card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.about-card-top i { color: #7f9998; font-size: .62rem; font-style: normal; font-weight: 850; letter-spacing: .12em; }
.about-card-top > span { display: grid; width: 39px; height: 39px; place-items: center; border: 1px solid #d8eae5; border-radius: 12px; background: #edf7f3; color: #087b78; font-size: 1.1rem; font-weight: 800; }
.about-card-kicker { margin: 0 0 5px; color: #0b8179; font-size: .59rem; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.about-card h3 { position: relative; z-index: 1; margin: 0 0 10px; color: #1c414d; font-size: 1.18rem; letter-spacing: -.025em; }
.about-card > p:last-child { position: relative; z-index: 1; max-width: 68ch; margin: 0; color: #5a727c; font-size: .82rem; line-height: 1.75; }
.about-card ul { position: relative; z-index: 1; display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.about-card li { position: relative; padding-left: 19px; color: #5a727c; font-size: .79rem; line-height: 1.55; }
.about-card li::before { position: absolute; top: .56em; left: 1px; width: 7px; height: 7px; border-radius: 50%; background: #14877d; box-shadow: 0 0 0 4px #14877d13; content: ""; }
.about-card-story { background: linear-gradient(145deg,#fff,#f8fbfa); }
.about-card-mission { background: linear-gradient(145deg,#f7fbfa,#eff8f4); }
.about-card-objectives { background: linear-gradient(145deg,#f7f9fc,#f0f5f7); }
.about-card-values { background: linear-gradient(145deg,#fcfaf3,#f8f6ef); }
.about-values { margin: 0 0 clamp(34px,5vw,58px); padding: clamp(23px,4vw,39px); border: 1px solid #dce8e8; border-radius: 22px; background: rgba(255,255,255,.78); }
.about-values-heading { align-items: flex-end; margin-bottom: 19px; }
.about-values-heading > div { max-width: 630px; }
.about-values-heading > p { max-width: 355px; margin: 0; color: #58717b; font-size: .79rem; line-height: 1.65; }
.values-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 11px; }
.value-card { min-width: 0; padding: 19px; border: 1px solid #dfe9e8; border-radius: 15px; background: #fbfdfc; box-shadow: none; transition: transform .2s,border-color .2s,box-shadow .2s; }
.value-symbol { display: grid; width: 36px; height: 36px; margin-bottom: 14px; place-items: center; border: 1px solid #d8eae5; border-radius: 11px; background: #edf7f3; color: #087b78; font-size: 1.05rem; }
.value-kicker { margin: 0 0 5px; color: #708782; font-size: .56rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.value-card h3 { margin: 0 0 6px; color: #20434e; font-size: .96rem; }
.value-card p:last-child { margin: 0; color: #617982; font-size: .75rem; line-height: 1.6; }
.about-contact { display: flex; justify-content: space-between; align-items: center; gap: 22px; padding: clamp(23px,4vw,36px); border: 1px solid rgba(194,227,216,.45); border-radius: 21px; background: radial-gradient(ellipse at 88% 12%,rgba(155,231,200,.2),transparent 38%),linear-gradient(125deg,#123247,#14585c 58%,#198777); box-shadow: 0 18px 42px rgba(15,78,75,.14); }
.about-contact .about-section-kicker { color: #b5e9d6; }
.about-contact h2 { color: #fff; font-size: clamp(1.45rem,3vw,2.15rem); }
.about-contact > div > p:last-child { margin: 8px 0 0; color: #d1e5e4; font-size: .81rem; }
.about-contact-link { display: inline-flex; flex: 0 0 auto; align-items: center; gap: 14px; min-height: 46px; padding: 11px 16px; border: 1px solid #c5efdc; border-radius: 12px; background: #b8efd9; color: #123c42; font-size: .76rem; font-weight: 800; transition: transform .18s,background .18s; }
.about-contact-link:hover { transform: translateY(-2px); background: #d0f7e8; }
.about-experience footer { border-top: 1px solid #dce8e7; background: #f7faf9; color: #58717b; }
.about-experience footer strong { color: #173747; }
.about-experience .social-links a { padding: 6px 9px; border-radius: 8px; color: #0b7770; font-size: .78rem; font-weight: 700; }
.about-experience .social-links a:hover { background: #eaf5f1; }
@media (hover:hover) and (pointer:fine) {
    .about-card:hover,.value-card:hover { transform: translateY(-4px); border-color: #b9d7cf; box-shadow: 0 16px 34px rgba(16,46,67,.09); }
}
@media (max-width:900px) {
    .about-page { width: min(100% - 36px,1240px); padding-top: 21px; }
    .about-hero { grid-template-columns: minmax(0,1fr) minmax(230px,.7fr); min-height: 380px; gap: 10px; }
    .about-art-core { width: 190px; min-height: 190px; }
    .about-art-core strong { font-size: 1.75rem; }
    .about-values-heading { align-items: flex-start; flex-direction: column; gap: 10px; }
}
@media (max-width:700px) {
    .about-experience header nav { padding: 13px 16px; gap: 9px; }
    .about-page { width: min(100% - 26px,1240px); padding: 14px 0 45px; }
    .about-hero { grid-template-columns: minmax(0,1fr); min-height: 0; gap: 8px; margin-bottom: 34px; padding: 27px 22px 20px; border-radius: 21px; }
    .about-hero .about-kicker { font-size: .59rem; }
    .about-hero h1 { font-size: clamp(2.15rem,9vw,3.1rem); }
    .about-hero-content > p:not(.about-kicker) { margin-top: 13px; font-size: .85rem; }
    .about-hero-actions { gap: 8px 13px; margin-top: 17px; }
    .about-hero-facts { gap: 8px 15px; margin-top: 19px; padding-top: 13px; }
    .about-hero-facts span { font-size: .59rem; }
    .about-hero-art { min-height: 225px; margin: 0 -8px 3px; }
    .about-art-core { width: 155px; min-height: 155px; padding: 19px; border-radius: 25px; }
    .core-mark { width: 31px; height: 31px; margin-bottom: 12px; font-size: 1.08rem; }
    .about-art-core strong { font-size: 1.45rem; }
    .about-art-core small { margin-top: 12px; font-size: .43rem; }
    .about-art-orbit.orbit-a { width: 185px; }
    .about-art-orbit.orbit-b { width: 220px; }
    .about-art-chip { padding: 7px 10px; font-size: .58rem; }
    .chip-purpose { top: 8%; left: 1%; }
    .chip-people { top: 43%; right: 0; }
    .chip-impact { bottom: 7%; left: 4%; }
    .about-art-caption { right: 0; bottom: -3px; left: 0; font-size: .49rem; }
    .about-section-heading { align-items: flex-start; gap: 10px; margin-bottom: 15px; }
    .about-section-heading h2,.about-values-heading h2 { font-size: 1.7rem; }
    .about-section-heading > div > p:last-child { font-size: .79rem; }
    .about-heading-mark { width: 39px; height: 39px; flex-basis: 39px; border-radius: 13px; }
    .about-grid { grid-template-columns: minmax(0,1fr); gap: 9px; }
    .about-card { min-height: 0; padding: 19px; border-radius: 15px; }
    .about-card-top { margin-bottom: 13px; }
    .about-card h3 { font-size: 1.06rem; }
    .about-card > p:last-child,.about-card li { font-size: .78rem; }
    .about-values { margin-bottom: 27px; padding: 21px 16px; border-radius: 18px; }
    .about-values-heading { gap: 7px; margin-bottom: 14px; }
    .about-values-heading > p { font-size: .76rem; }
    .values-grid { grid-template-columns: minmax(0,1fr); gap: 8px; }
    .value-card { display: grid; grid-template-columns: 36px minmax(0,1fr); align-items: center; column-gap: 12px; padding: 14px; }
    .value-symbol { grid-row: span 3; margin: 0; }
    .value-kicker { align-self: end; }
    .value-card h3 { align-self: center; }
    .value-card p:last-child { align-self: start; }
    .about-contact { align-items: flex-start; flex-direction: column; gap: 14px; padding: 23px 19px; border-radius: 18px; }
}
@media (max-width:380px) {
    .about-hero-art { min-height: 195px; }
    .about-art-chip { padding: 6px 8px; font-size: .52rem; }
    .chip-people { right: -5px; }
    .about-art-core { width: 143px; min-height: 150px; }
    .about-art-core strong { font-size: 1.32rem; }
}
@media (prefers-color-scheme:dark) {
    .about-experience { --about-ink:#e7f0f0; --about-muted:#b4c4cc; --about-line:#354953; --about-surface:#17262e; background:radial-gradient(ellipse at 92% 5%,rgba(36,95,88,.22),transparent 32rem),#101a20; color:#edf4f5; }
    .about-experience > header { border-color:#354953; background:rgba(17,30,36,.92); }
    .about-experience .logo,.about-experience nav ul a { color:#e1eeee; }
    .about-experience nav ul a:hover,.about-experience nav ul a[aria-current="page"] { background:#1d393a; color:#a8eee2; }
    .about-experience .login-btn { border-color:#405760; background:#17262e; color:#a8eee2; }
    .about-hero { border-color:#345754; background:radial-gradient(ellipse at 87% 8%,rgba(111,208,178,.17),transparent 37%),linear-gradient(125deg,#102b3a,#124b50 58%,#176960); }
    .about-hero h1 { color:#edf4f5; }
    .about-hero .about-kicker,.about-section-kicker { color:#78d6ca; }
    .about-hero-content > p:not(.about-kicker),.about-hero-facts span { color:#c2d4d5; }
    .about-hero-actions .about-quiet-link { color:#d9e9e8; }
    .about-section-heading h2,.about-values-heading h2 { color:#e7f0f0; }
    .about-section-heading > div > p:last-child,.about-values-heading > p { color:#b4c4cc; }
    .about-heading-mark,.about-card-top > span,.value-symbol { border-color:#355954; background:#1d393a; color:#a8eee2; }
    .about-card,.about-card-story,.about-card-mission,.about-card-objectives,.about-card-values,.about-values { border-color:#354953; background:#17262e; }
    .about-card h3,.value-card h3 { color:#e1eeee; }
    .about-card > p:last-child,.about-card li,.value-card p:last-child { color:#b4c4cc; }
    .about-card li::before { background:#72cec3; box-shadow:0 0 0 4px #72cec315; }
    .about-card-top i,.value-kicker { color:#9fb9b9; }
    .values-grid .value-card { border-color:#354953; background:#1b2b33; }
    .about-contact { border-color:#345754; background:radial-gradient(ellipse at 88% 10%,rgba(111,208,178,.16),transparent 37%),linear-gradient(125deg,#102b3a,#124b50 58%,#176960); }
    .about-contact h2 { color:#edf4f5; }
    .about-contact > div > p:last-child { color:#c2d4d5; }
    .about-experience footer { border-color:#354953; background:#111e24; color:#b4c4cc; }
    .about-experience footer strong { color:#e1eeee; }
    .about-experience .social-links a { color:#8ce0d4; }
}
@media (prefers-reduced-motion:reduce) {
    .about-experience .about-card,.about-experience .value-card,.about-contact-link,.about-hero-actions .btn { transition:none!important; animation:none!important; }
    .about-experience .about-card:hover,.about-experience .value-card:hover { transform:none; }
}
@media print {
    .about-experience { background:#fff!important; }
    .about-experience .about-hero-art,.about-experience .about-hero-actions,.about-experience .about-contact-link { display:none!important; }
    .about-experience .about-hero { display:block; box-shadow:none; }
    .about-experience .about-page { width:100%; padding:0; }
}