/* Ellipsoide — système graphique. Couleurs tirées du logo officiel (vert, cuivre, marine). */
@font-face { font-family: "Manrope"; src: url("../fonts/manrope-latin-wght-normal.woff2") format("woff2"); font-weight: 200 800; font-display: swap; unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Manrope"; src: url("../fonts/manrope-latin-ext-wght-normal.woff2") format("woff2"); font-weight: 200 800; font-display: swap; unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Plex Arabic"; src: url("../fonts/ibm-plex-sans-arabic-arabic-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Plex Arabic"; src: url("../fonts/ibm-plex-sans-arabic-arabic-500-normal.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Plex Arabic"; src: url("../fonts/ibm-plex-sans-arabic-arabic-600-normal.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Plex Arabic"; src: url("../fonts/ibm-plex-sans-arabic-arabic-700-normal.woff2") format("woff2"); font-weight: 700 800; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("../fonts/jetbrains-mono-latin-wght-normal.woff2") format("woff2"); font-weight: 100 800; font-display: swap; }

:root {
  --ink: #0b0d22;          /* nuit, dérivée du marine du logo */
  --ink-2: #13163a;
  --navy: #15115a;
  --green: #2c702e;
  --copper: #c87b42;
  --green-l: #5fb062;
  --copper-l: #e0995c;
  --navy-l: #c9c6f4;
  --paper: #f6f3ed;
  --sand: #ebe4d8;
  --text: #191b33;
  --muted: #5b5e75;
  --line: rgba(25, 27, 51, .12);
  --line-d: rgba(233, 230, 255, .12);
  --radius: 18px;
  --max: 1200px;
  --ease: cubic-bezier(.2, .7, .1, 1);
  --sans: "Manrope", "Plex Arabic", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  color-scheme: light;
}
[lang="ar"], [lang="ary"] { --sans: "Plex Arabic", "Manrope", system-ui, sans-serif; }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--sans); color: var(--text); background: var(--paper); font-size: 17px; line-height: 1.65; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
[dir="rtl"] body { font-size: 18px; line-height: 1.85; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--copper); outline-offset: 3px; border-radius: 4px; }
.skip { position: absolute; inset-inline-start: 1rem; top: -4rem; background: var(--copper); color: #fff; padding: .6rem 1rem; border-radius: 8px; z-index: 100; }
.skip:focus { top: 1rem; }
.wrap { width: min(100% - 2.5rem, var(--max)); margin-inline: auto; }
.mono { font-family: var(--mono); letter-spacing: .02em; }
h1, h2, h3 { line-height: 1.12; letter-spacing: -.02em; margin: 0 0 .6em; font-weight: 750; }
[dir="rtl"] h1, [dir="rtl"] h2, [dir="rtl"] h3 { letter-spacing: 0; line-height: 1.35; font-weight: 700; }
h2 { font-size: clamp(1.9rem, 1.2rem + 2.6vw, 3.1rem); }
h3 { font-size: 1.2rem; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
.eyebrow { display: inline-flex; align-items: center; gap: .6rem; font-family: var(--mono); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--copper); margin-bottom: 1.2rem; }
[dir="rtl"] .eyebrow { font-family: var(--sans); letter-spacing: 0; font-size: .95rem; }
.eyebrow::before { content: ""; width: 28px; height: 1px; background: currentColor; }
.lead { font-size: clamp(1.05rem, .95rem + .4vw, 1.25rem); color: var(--muted); max-width: 62ch; }

/* Boutons */
.btn { --b: var(--copper); display: inline-flex; align-items: center; gap: .6rem; padding: .95rem 1.4rem; border-radius: 999px; font-weight: 650; text-decoration: none; border: 1px solid var(--b); background: var(--b); color: #fff; transition: transform .3s var(--ease), background .3s, color .3s, box-shadow .3s; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 30px -12px rgba(200, 123, 66, .7); }
.btn svg { width: 18px; height: 18px; transition: transform .3s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
[dir="rtl"] .btn svg { transform: scaleX(-1); }
[dir="rtl"] .btn:hover svg { transform: scaleX(-1) translateX(4px); }
.btn.ghost { background: transparent; color: inherit; border-color: currentColor; }
.btn.ghost:hover { box-shadow: none; background: rgba(255, 255, 255, .08); }

/* En-tête */
.top { position: fixed; inset: 0 0 auto; z-index: 50; transition: background .4s, backdrop-filter .4s, border-color .4s, color .4s; border-bottom: 1px solid transparent; color: #fff; }
.top.solid { background: rgba(246, 243, 237, .86); backdrop-filter: saturate(1.4) blur(14px); -webkit-backdrop-filter: saturate(1.4) blur(14px); border-color: var(--line); color: var(--text); }
.top .wrap { display: flex; align-items: center; gap: 1.5rem; height: 76px; }
.brand { display: flex; align-items: center; gap: .7rem; text-decoration: none; font-weight: 800; font-size: 1.2rem; letter-spacing: .01em; }
.brand svg { width: 52px; height: auto; flex: none; }
.brand .l-dark { display: none; }
.top.solid .brand .l-light { display: none; }
.top.solid .brand .l-dark { display: block; }
.brand small { display: block; font-family: var(--mono); font-weight: 400; font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; opacity: .7; }
[dir="rtl"] .brand small { font-family: var(--sans); letter-spacing: 0; font-size: .75rem; }
.nav { display: flex; gap: 1.6rem; margin-inline-start: auto; font-size: .95rem; font-weight: 550; }
.nav a { text-decoration: none; opacity: .85; position: relative; padding: .3rem 0; }
.nav a::after { content: ""; position: absolute; inset: auto 0 0; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease); }
.nav a:hover { opacity: 1; }
.nav a:hover::after, .nav a[aria-current]::after { transform: scaleX(1); }
.langs { display: flex; gap: .2rem; font-size: .82rem; font-weight: 650; }
.langs a { text-decoration: none; padding: .3rem .5rem; border-radius: 6px; opacity: .65; }
.langs a[aria-current] { opacity: 1; background: rgba(127, 127, 127, .16); }
.top .btn { padding: .65rem 1.1rem; font-size: .9rem; }
.burger { display: none; margin-inline-start: auto; background: none; border: 0; color: inherit; width: 44px; height: 44px; cursor: pointer; }
.burger span { display: block; height: 2px; width: 24px; margin: 6px auto; background: currentColor; transition: transform .3s; }
@media (max-width: 1320px) {
  .nav, .top .langs, .top .btn { display: none; }
  .burger { display: block; }
  .top.open { background: var(--ink); color: #fff; }
  .top.open .brand .l-light { display: block; } .top.open .brand .l-dark { display: none; }
  .top.open .nav, .top.open .langs, .top.open .btn { display: flex; }
  .top.open .wrap { flex-wrap: wrap; height: auto; min-height: 76px; padding-bottom: 1.5rem; }
  .top.open .nav { flex-direction: column; width: 100%; order: 3; gap: .2rem; font-size: 1.25rem; margin: 0; }
  .top.open .nav a { padding: .7rem 0; border-bottom: 1px solid var(--line-d); }
  .top.open .langs { order: 4; } .top.open .btn { order: 5; }
}

/* Héros */
.hero { position: relative; min-height: 100svh; display: grid; align-items: center; background: radial-gradient(120% 90% at 80% 10%, #1b1e52 0%, var(--ink) 55%); color: #f3f1ff; overflow: hidden; isolation: isolate; }
.hero canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; opacity: .9; }
.hero::after { content: ""; position: absolute; inset: auto 0 0; height: 30%; background: linear-gradient(transparent, var(--ink)); z-index: -1; }
.hero .wrap { display: grid; grid-template-columns: 1.25fr .75fr; gap: 3rem; align-items: center; padding-block: 8rem 6rem; }
.hero h1 { font-size: clamp(2.5rem, 1.4rem + 4.6vw, 5.2rem); font-weight: 780; margin-bottom: .4em; }
[dir="rtl"] .hero h1 { font-size: clamp(2.2rem, 1.3rem + 3.8vw, 4.2rem); }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, var(--copper-l), #f2c79d); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { color: rgba(236, 234, 255, .78); }
.hero .cta { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.hero-mark { position: relative; }
.hero-mark svg { width: 100%; overflow: visible; }
.hero-mark ellipse { stroke-dasharray: 2400; stroke-dashoffset: 2400; animation: trace 2.4s var(--ease) forwards; }
.hero-mark ellipse:nth-child(2) { animation-delay: .35s; }
.hero-mark ellipse:nth-child(3) { animation-delay: .7s; }
@keyframes trace { to { stroke-dashoffset: 0; } }
.hud { position: absolute; font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; color: rgba(220, 218, 255, .55); display: flex; align-items: center; gap: .5rem; white-space: nowrap; }
.hud::before { content: ""; width: 9px; height: 9px; border: 1px solid var(--copper-l); border-radius: 50%; box-shadow: 0 0 0 4px rgba(224, 153, 92, .12); }
.hud.a { top: -1.5rem; inset-inline-start: 4%; } .hud.b { bottom: -1rem; inset-inline-end: 0; }
.scroll-cue { position: absolute; bottom: 2rem; inset-inline-start: 50%; translate: -50% 0; width: 26px; height: 42px; border: 1.5px solid rgba(255, 255, 255, .35); border-radius: 14px; }
.scroll-cue::after { content: ""; position: absolute; top: 8px; left: 50%; width: 3px; height: 8px; margin-left: -1.5px; border-radius: 2px; background: #fff; animation: cue 1.8s infinite; }
@keyframes cue { 0% { opacity: 0; transform: translateY(0); } 40% { opacity: 1; } 100% { opacity: 0; transform: translateY(12px); } }
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; padding-block: 7rem 5rem; gap: 2rem; }
  .hero-mark { order: -1; width: min(60%, 260px); }
  .hud { display: none; }
}

/* Bande de preuves */
.proof { background: var(--ink); color: #eeecff; padding-block: 1rem 5rem; }
.proof ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-d); }
.proof li { padding: 2rem 1.5rem 0 0; border-inline-end: 1px solid var(--line-d); }
.proof li:last-child { border: 0; }
[dir="rtl"] .proof li { padding: 2rem 0 0 1.5rem; }
.proof b { display: block; font-family: var(--mono); font-weight: 500; font-size: clamp(2rem, 1.4rem + 2vw, 3.1rem); color: #fff; letter-spacing: -.02em; line-height: 1.1; }
.proof b small { font-size: .45em; color: var(--copper-l); margin-inline-start: .2em; }
.proof li > span { display: block; margin-top: .6rem; color: rgba(236, 234, 255, .65); font-size: .95rem; max-width: 26ch; }
@media (max-width: 800px) { .proof ul { grid-template-columns: 1fr 1fr; } .proof li:nth-child(2) { border: 0; } .proof li { padding-bottom: 1.5rem; } }

/* Sections */
section { position: relative; }
.sec { padding-block: clamp(5rem, 4rem + 5vw, 9rem); }
.sec-head { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem 4rem; align-items: end; margin-bottom: 3.5rem; }
.sec-head h2 { margin: 0; }
.sec-head p { margin: 0; color: var(--muted); }
@media (max-width: 860px) { .sec-head { grid-template-columns: 1fr; } }

/* Expertises */
.grid-x { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.x { background: var(--paper); padding: 2.2rem 2rem 2.4rem; position: relative; text-decoration: none; transition: background .4s; min-height: 280px; display: flex; flex-direction: column; }
.x:hover { background: #fffdf9; }
.x svg.ic { width: 52px; height: 52px; margin-bottom: 1.6rem; color: var(--navy); }
.x svg.ic .acc { color: var(--copper); }
.x h3 { margin-bottom: .5rem; }
.x p { color: var(--muted); font-size: .97rem; margin: 0; }
.x .go { margin-top: auto; padding-top: 1.4rem; font-weight: 650; font-size: .9rem; color: var(--green); display: inline-flex; gap: .4rem; align-items: center; }
.x .go::after { content: "→"; transition: transform .3s var(--ease); }
[dir="rtl"] .x .go::after { content: "←"; }
.x:hover .go::after { transform: translateX(5px); }
[dir="rtl"] .x:hover .go::after { transform: translateX(-5px); }
.x .num { position: absolute; top: 1.6rem; inset-inline-end: 1.8rem; font-family: var(--mono); font-size: .75rem; color: var(--muted); opacity: .6; }
.ic path, .ic ellipse, .ic circle, .ic line, .ic polyline, .ic rect { vector-effect: non-scaling-stroke; }
.x .ic * { stroke-dasharray: 300; stroke-dashoffset: 0; }
.x:hover .ic * { animation: redraw 1.2s var(--ease); }
@keyframes redraw { from { stroke-dashoffset: 300; } to { stroke-dashoffset: 0; } }
@media (max-width: 980px) { .grid-x { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .grid-x { grid-template-columns: 1fr; } .x { min-height: 0; } }

/* Parcours */
.paths { background: var(--sand); }
.path-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.path { background: var(--paper); border-radius: var(--radius); padding: 2rem; border: 1px solid var(--line); display: flex; flex-direction: column; text-decoration: none; transition: transform .4s var(--ease), box-shadow .4s; }
.path:hover { transform: translateY(-6px); box-shadow: 0 30px 60px -30px rgba(21, 17, 90, .35); }
.path .tag { font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--green); margin-bottom: 1rem; }
[dir="rtl"] .path .tag { font-family: var(--sans); letter-spacing: 0; font-size: .9rem; }
.path h3 { font-size: 1.45rem; }
.path ul { margin: 0 0 1.5rem; padding: 0; list-style: none; color: var(--muted); font-size: .96rem; }
.path li { padding: .45rem 0; border-top: 1px dashed var(--line); display: flex; gap: .6rem; }
.path li::before { content: ""; flex: none; width: 7px; height: 7px; margin-top: .65em; border-radius: 50%; border: 1.5px solid var(--copper); }
.path .go { margin-top: auto; font-weight: 650; color: var(--navy); }
@media (max-width: 900px) { .path-list { grid-template-columns: 1fr; } }

/* Méthode */
.method { background: var(--ink); color: #eeecff; overflow: hidden; }
.method .sec-head p { color: rgba(236, 234, 255, .65); }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.5rem; position: relative; counter-reset: s; }
.steps::before { content: ""; position: absolute; top: 22px; inset-inline: 22px; height: 1px; background: linear-gradient(90deg, var(--green-l), var(--copper-l), var(--navy-l)); transform: scaleX(var(--p, 0)); transform-origin: left; transition: transform 1.8s var(--ease); }
[dir="rtl"] .steps::before { transform-origin: right; }
.steps.in { --p: 1; }
.steps li { counter-increment: s; position: relative; padding-top: 4.2rem; }
.steps li::before { content: counter(s, decimal-leading-zero); position: absolute; top: 0; inset-inline-start: 0; width: 45px; height: 45px; display: grid; place-items: center; border-radius: 50%; background: var(--ink); border: 1px solid rgba(224, 153, 92, .6); font-family: var(--mono); font-size: .8rem; color: var(--copper-l); }
.steps h3 { font-size: 1.08rem; color: #fff; }
.steps p { font-size: .93rem; color: rgba(236, 234, 255, .66); margin: 0; }
@media (max-width: 980px) { .steps { grid-template-columns: 1fr; gap: 2rem; } .steps::before { inset: 22px auto 22px 22px; width: 1px; height: auto; transform: scaleY(var(--p, 0)); transform-origin: top; } [dir="rtl"] .steps::before { inset: 22px 22px 22px auto; } .steps li { padding: 0; padding-inline-start: 4.5rem; } }

/* Références */
.refs .layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 4rem; align-items: center; }
.map { position: relative; max-width: 520px; }
.map svg { width: 100%; height: auto; }
.map .d { fill: var(--navy); opacity: .16; }
.map .c circle.core { fill: var(--copper); }
.map .c circle.ring { fill: none; stroke: var(--copper); stroke-width: 1.5; transform-box: fill-box; transform-origin: center; animation: ping 2.8s var(--ease) infinite; }
.map .c.hq circle.core { fill: var(--green); }
.map .c.hq circle.ring { stroke: var(--green); }
.map text { font-family: var(--mono); font-size: 13px; fill: var(--text); }
[dir="rtl"] .map text { font-family: var(--sans); font-size: 15px; }
@keyframes ping { 0% { transform: scale(.6); opacity: 1; } 80%, 100% { transform: scale(3); opacity: 0; } }
.tl { list-style: none; margin: 0 0 2rem; padding: 0; border-inline-start: 1px solid var(--line); }
.tl li { position: relative; padding: 0 0 1.6rem; padding-inline-start: 1.8rem; }
.tl li::before { content: ""; position: absolute; inset-inline-start: -5px; top: .5em; width: 9px; height: 9px; border-radius: 50%; background: var(--paper); border: 2px solid var(--copper); }
.tl .y { font-family: var(--mono); font-size: .8rem; color: var(--copper); letter-spacing: .06em; }
.tl h3 { font-size: 1.05rem; margin: .2rem 0 .2rem; }
.tl p { margin: 0; color: var(--muted); font-size: .94rem; }
.client-strip { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.client-strip span { font-size: .82rem; padding: .35rem .8rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: #fff; }
@media (max-width: 960px) { .refs .layout { grid-template-columns: 1fr; } .map { max-width: 460px; margin-inline: auto; } }

/* Gérant */
.founder { background: var(--sand); }
.founder .layout { display: grid; grid-template-columns: 340px 1fr; gap: 4rem; align-items: start; }
.portrait { aspect-ratio: 4/5; border-radius: var(--radius); background: linear-gradient(160deg, var(--ink-2), var(--ink)); position: relative; overflow: hidden; display: grid; place-items: center; }
.portrait svg { width: 62%; }
.portrait figcaption { position: absolute; inset: auto 1.2rem 1.2rem; color: rgba(236, 234, 255, .75); font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; }
[dir="rtl"] .portrait figcaption { font-family: var(--sans); letter-spacing: 0; font-size: .85rem; }
.cv { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: .2rem 2rem; }
.cv li { padding: .8rem 0; border-top: 1px solid var(--line); font-size: .95rem; }
.cv li b { display: block; font-size: .72rem; font-family: var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--green); font-weight: 500; margin-bottom: .2rem; }
[dir="rtl"] .cv li b { font-family: var(--sans); letter-spacing: 0; font-size: .85rem; }
blockquote { margin: 0 0 1rem; font-size: clamp(1.25rem, 1rem + 1vw, 1.7rem); line-height: 1.4; font-weight: 600; color: var(--navy); }
@media (max-width: 900px) { .founder .layout { grid-template-columns: 1fr; } .portrait { max-width: 300px; } .cv { grid-template-columns: 1fr; } }

/* Appel final */
.final { background: var(--ink); color: #f3f1ff; overflow: hidden; }
.final .layout { display: grid; grid-template-columns: 1.2fr .8fr; gap: 4rem; align-items: center; }
.final h2 { font-size: clamp(2.2rem, 1.4rem + 3.4vw, 4rem); }
.final .lead { color: rgba(236, 234, 255, .72); }
.contact-card { border: 1px solid var(--line-d); border-radius: var(--radius); padding: 2rem; background: rgba(255, 255, 255, .03); }
.contact-card dl { margin: 0; display: grid; gap: 1.1rem; }
.contact-card dt { font-family: var(--mono); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--copper-l); }
[dir="rtl"] .contact-card dt { font-family: var(--sans); letter-spacing: 0; font-size: .85rem; }
.contact-card dd { margin: .2rem 0 0; font-size: 1.05rem; }
.contact-card a { text-decoration: none; }
.contact-card a:hover { color: var(--copper-l); }
.contact-card [dir="ltr"] { unicode-bidi: isolate; }
@media (max-width: 900px) { .final .layout { grid-template-columns: 1fr; } }

/* Pied de page */
.foot { background: #07081a; color: rgba(236, 234, 255, .6); font-size: .9rem; padding-block: 4rem 2rem; }
.foot .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2rem; padding-bottom: 3rem; border-bottom: 1px solid var(--line-d); }
.foot h4 { color: #fff; font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; margin: 0 0 1rem; font-family: var(--mono); font-weight: 500; }
[dir="rtl"] .foot h4 { font-family: var(--sans); letter-spacing: 0; font-size: .95rem; }
.foot ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.foot a { text-decoration: none; } .foot a:hover { color: #fff; }
.foot .legal { padding-top: 1.6rem; display: flex; flex-wrap: wrap; gap: .4rem 1.4rem; font-size: .78rem; font-family: var(--mono); }
[dir="rtl"] .foot .legal { font-family: var(--sans); }
@media (max-width: 860px) { .foot .cols { grid-template-columns: 1fr 1fr; } }

/* Apparition au défilement */
.rv { opacity: 0; transform: translateY(28px); transition: opacity 1s var(--ease), transform 1s var(--ease); transition-delay: calc(var(--i, 0) * 90ms); }
.rv.in { opacity: 1; transform: none; }
.no-js .rv { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .rv { opacity: 1; transform: none; }
  .hero-mark ellipse { stroke-dashoffset: 0; }
}
@media (max-width: 600px) {
  .brand small, .scroll-cue { display: none; }
  .map text { font-size: 22px; }
  .map .d { r: 4; }
}

/* Pages intérieures */
.page-head { position: relative; background: radial-gradient(120% 120% at 85% 0%, #1b1e52 0%, var(--ink) 60%); color: #f3f1ff; padding-block: 9.5rem 5rem; overflow: hidden; isolation: isolate; }
.page-head canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; opacity: .7; }
.page-head h1 { font-size: clamp(2.2rem, 1.4rem + 3.4vw, 4.2rem); max-width: 20ch; }
.page-head .lead { color: rgba(236, 234, 255, .76); }
.crumbs { display: flex; gap: .5rem; font-size: .82rem; color: rgba(236, 234, 255, .55); margin-bottom: 2rem; }
.crumbs a { text-decoration: none; } .crumbs a:hover { color: #fff; }
.split { display: grid; grid-template-columns: .8fr 1.2fr; gap: 2rem 5rem; align-items: start; }
.split h2 { font-size: clamp(1.7rem, 1.2rem + 1.8vw, 2.6rem); }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.prose { max-width: 70ch; }
.prose h2 { font-size: clamp(1.4rem, 1.1rem + 1vw, 1.9rem); margin-top: 2.2em; }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose li { color: #34374f; }
.prose a { color: var(--green); text-underline-offset: 3px; }
.narrow { width: min(100% - 2.5rem, 820px); }
.ticks { list-style: none; padding: 0; margin: 0 0 1.2em; }
.ticks li { position: relative; padding: .45rem 0; padding-inline-start: 1.6rem; border-top: 1px dashed var(--line); }
.ticks li:first-child { border-top: 0; }
.ticks li::before { content: ""; position: absolute; inset-inline-start: 0; top: 1.05em; width: 8px; height: 8px; border-radius: 50%; border: 1.5px solid var(--copper); }
.note { border-inline-start: 3px solid var(--copper); background: #fff; padding: 1rem 1.2rem; border-radius: 0 10px 10px 0; font-size: .95rem; }
[dir="rtl"] .note { border-radius: 10px 0 0 10px; }
.sec.sand { background: var(--sand); }
.cards { display: grid; gap: 1.2rem; }
.cards.c2 { grid-template-columns: repeat(2, 1fr); } .cards.c3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 980px) { .cards.c3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 680px) { .cards.c2, .cards.c3 { grid-template-columns: 1fr; } }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem; display: flex; flex-direction: column; scroll-margin-top: 100px; }
.sand .card { background: var(--paper); }
.card .ic { width: 48px; height: 48px; color: var(--navy); margin-bottom: 1.2rem; }
.card .ic .acc { color: var(--copper); }
.card .tag { font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--green); margin-bottom: .8rem; }
[dir="rtl"] .card .tag { font-family: var(--sans); letter-spacing: 0; font-size: .88rem; }
.card h3 { font-size: 1.25rem; }
.card p { color: var(--muted); font-size: .97rem; }
.card .ticks { font-size: .95rem; }
.card .more { margin-top: auto; padding-top: 1rem; font-weight: 650; color: var(--green); text-decoration: none; }
.card.link { text-decoration: none; transition: transform .4s var(--ease), box-shadow .4s; }
.card.link:hover { transform: translateY(-4px); box-shadow: 0 24px 50px -30px rgba(21, 17, 90, .4); }
.steps.many { grid-template-columns: repeat(3, 1fr); row-gap: 3rem; }
.steps.many::before { display: none; }
@media (max-width: 980px) { .steps.many { grid-template-columns: 1fr; } .steps.many::before { display: block; } }
.tl.big { border: 0; margin: 0; }
.tl.big > li { display: grid; grid-template-columns: 140px 1fr; gap: 2rem; padding: 2rem 0; border-top: 1px solid var(--line); }
.tl.big > li::before { display: none; }
.tl.big .y { font-size: 1.5rem; font-weight: 500; }
.tl.big .entry + .entry { margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px dashed var(--line); }
.tl.big .who { font-size: .78rem; font-family: var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--green); }
[dir="rtl"] .tl.big .who { font-family: var(--sans); letter-spacing: 0; font-size: .9rem; }
.tl.big h3 { font-size: 1.15rem; margin: .3rem 0; }
.tl.big .ref { font-family: var(--mono); font-size: .82rem; color: var(--muted); margin: 0 0 .3rem; }
@media (max-width: 700px) { .tl.big > li { grid-template-columns: 1fr; gap: .5rem; } }
.faq details { border-top: 1px solid var(--line); padding: 1.1rem 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 650; font-size: 1.05rem; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--mono); color: var(--copper); font-size: 1.3rem; line-height: 1; transition: transform .3s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details > div { padding-top: .8rem; color: var(--muted); }
.facts { margin: 0; display: grid; gap: 0; }
.facts > div { display: grid; grid-template-columns: 220px 1fr; gap: 1rem; padding: .9rem 0; border-top: 1px solid var(--line); }
.facts dt { font-weight: 650; } .facts dd { margin: 0; color: #34374f; }
@media (max-width: 600px) { .facts > div { grid-template-columns: 1fr; gap: .2rem; } }
.cta-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }

/* Formulaires */
.form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.4rem, 1rem + 2vw, 2.4rem); display: grid; gap: 1.1rem; }
.form label { display: grid; gap: .4rem; font-weight: 600; font-size: .92rem; }
.form input:not([type=checkbox]):not([type=file]), .form select, .form textarea { font: inherit; font-weight: 400; font-size: 1rem; padding: .8rem 1rem; border: 1px solid #cfcadd; border-radius: 10px; background: var(--paper); color: var(--text); width: 100%; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--copper); outline-offset: 0; border-color: transparent; }
.form .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form .row2 { grid-template-columns: 1fr; } }
.form fieldset { border: 0; padding: 0; margin: 0; }
.form legend { font-weight: 600; font-size: .92rem; margin-bottom: .5rem; }
.form .checks { display: flex; flex-wrap: wrap; gap: .5rem; }
.form .chk { display: inline-flex; align-items: center; gap: .5rem; font-weight: 450; padding: .45rem .8rem; border: 1px solid var(--line); border-radius: 999px; cursor: pointer; }
.form .chk input { accent-color: var(--green); width: 16px; height: 16px; }
.form .consent { border: 0; padding: 0; border-radius: 0; align-items: flex-start; font-size: .88rem; color: var(--muted); }
.form .consent input { margin-top: .2rem; flex: none; }
.form .file input { font-size: .9rem; }
.hint { font-size: .82rem; color: var(--muted); font-weight: 400; margin: -.4rem 0 0; }
.form .file .hint { margin: 0; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form .btn { justify-self: start; border: 0; cursor: pointer; font: inherit; font-weight: 650; }
.form .btn[disabled] { opacity: .6; cursor: wait; }
.status { margin: 0; font-weight: 600; }
.status.ok { color: var(--green); } .status.err { color: #b3261e; }
.split .contact-card { margin-top: 2rem; background: var(--ink); color: #eeecff; }
[dir="rtl"] .proof b small { font-family: var(--sans); letter-spacing: 0; }
.tl.big > li { grid-template-columns: 190px 1fr; }
.tl.big .y { font-size: 1.2rem; white-space: nowrap; text-align: start; }
[dir="rtl"] .tl.big .y { text-align: right; }
[dir="rtl"] .tl.big .ref { font-family: var(--sans); }
[dir="rtl"] .tl.big .ref bdi { font-family: var(--mono); font-size: .92em; }
.foot .find { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1.2rem; padding-top: 1.6rem; font-size: .88rem; }
.foot .find span { color: #fff; font-weight: 600; }
.foot .find a { border-bottom: 1px solid var(--line-d); }
.contact-card .maps { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.6rem 0 0; }
.contact-card .maps a { font-size: .85rem; padding: .45rem .9rem; border: 1px solid var(--line-d); border-radius: 999px; }
.contact-card .maps a:hover { border-color: var(--copper-l); }

/* Guides */
.guide-head h1 { max-width: 24ch; }
.page-head .meta { font-size: .85rem; color: rgba(236, 234, 255, .6); margin-top: 1.5rem; }
.guide-grid { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 4rem; align-items: start; }
.toc { position: sticky; top: 100px; font-size: .9rem; }
.toc ol { list-style: none; padding: 0; margin: 0; border-inline-start: 1px solid var(--line); }
.toc li a { display: block; padding: .4rem 0; padding-inline-start: 1rem; text-decoration: none; color: var(--muted); }
.toc li a:hover { color: var(--text); }
.guide-body .prose { max-width: 72ch; }
.guide-body .prose h2 { scroll-margin-top: 100px; }
.keypoints { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem 1.8rem .6rem; margin-bottom: 2.5rem; }
.nums { padding-inline-start: 1.4rem; } .nums li { padding: .3rem 0; color: #34374f; }
.sources { font-size: .92rem; padding-inline-start: 1.2rem; } .sources li { padding: .25rem 0; } .sources span { color: var(--muted); }
@media (max-width: 960px) { .guide-grid { grid-template-columns: 1fr; gap: 2rem; } .toc { position: static; } }

/* Convertisseur Lambert */
.lambert-tool { max-width: 760px; }
.lambert-tool .modes { display: inline-flex; background: var(--sand); border-radius: 999px; padding: 4px; margin-bottom: 1.2rem; }
.lambert-tool .modes button { font: inherit; font-weight: 650; border: 0; background: none; padding: .6rem 1.2rem; border-radius: 999px; cursor: pointer; color: var(--muted); }
.lambert-tool .modes button[aria-pressed="true"] { background: var(--ink); color: #fff; }
.lambert-tool .result { margin-top: .5rem; background: var(--ink); color: #eeecff; border-radius: 14px; padding: 1.4rem 1.6rem; }
.lambert-tool .result .zn { font-family: var(--mono); font-size: .78rem; color: var(--copper-l); margin: 0 0 .8rem; }
.lambert-tool .result dl { margin: 0; display: grid; gap: .6rem; }
.lambert-tool .result dt { font-size: .8rem; color: rgba(236, 234, 255, .6); }
.lambert-tool .result dd { margin: 0; font-family: var(--mono); font-size: 1.35rem; }
.lambert-tool .result small { font-size: .7em; opacity: .7; margin-inline-start: .6rem; }
.lambert-tool .result .links { margin: 1rem 0 0; display: flex; gap: 1rem; flex-wrap: wrap; } .lambert-tool .result .links a { color: var(--copper-l); }
.lambert-tool .result .note { color: var(--text); margin: 1rem 0 0; }
.lambert-tool .list summary { cursor: pointer; font-weight: 650; }
.lambert-tool pre { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 1rem; overflow: auto; max-height: 260px; font-size: .82rem; }
.lambert-tool .err { color: #b3261e; }
[hidden] { display: none !important; }

.nav a, .top .btn, .langs a, .brand span { white-space: nowrap; }
.top .wrap { gap: 1.2rem; }
.nav { gap: 1.3rem; }
@media (min-width: 1321px) and (max-width: 1480px) { .brand small { display: none; } }