/* Compétences CV V2 — système « Atelier de preuves » v1.0.0.
   Tokens et composants documentés dans DESIGN_SYSTEM.md. */
:root {
  color-scheme: light;
  --color-canvas: #f7f4ec;
  --color-paper: #fffdf8;
  --color-paper-soft: #f0f3ed;
  --color-ink: #17302f;
  --color-ink-soft: #46605c;
  --color-ink-faint: #536b64;
  --color-night: #10262e;
  --color-night-raised: #173741;
  --color-teal: #167a70;
  --color-teal-deep: #08645d;
  --color-teal-wash: #dff1e8;
  --color-lime: #e1ec9d;
  --color-gold: #d7a449;
  --color-gold-wash: #faefce;
  --color-coral: #dc8e78;
  --color-state-yes: #218d6a;
  --color-state-wait: #dba949;
  --color-state-no: #cf7663;
  --color-border: #d9e1d8;
  --color-border-dark: #496068;
  --color-focus: #d8673f;
  --shadow-soft: 0 18px 50px rgba(25, 51, 49, .08);
  --shadow-card: 0 26px 70px rgba(21, 49, 48, .13);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 30px;
  --radius-xl: 42px;
  --container: 1240px;
  --space-1: .5rem;
  --space-2: .75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 5rem;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body { margin: 0; min-width: 320px; background: var(--color-canvas); color: var(--color-ink); font-family: "Segoe UI", Aptos, system-ui, -apple-system, sans-serif; line-height: 1.6; -webkit-font-smoothing: antialiased; }
button, input { font: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
svg.icon { width: 1.2em; height: 1.2em; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; flex: 0 0 auto; }
svg.icon use { fill: none; }
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 4px; }
::selection { background: var(--color-lime); color: var(--color-night); }
.container { width: min(var(--container), calc(100% - 72px)); margin-inline: auto; }
.skip-link { position: absolute; z-index: 1000; top: -80px; left: 16px; padding: 10px 16px; background: var(--color-night); color: white; border-radius: var(--radius-sm); }
.skip-link:focus { top: 12px; }
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.section { padding-block: clamp(76px, 9vw, 144px); }
.section-title { max-width: 820px; margin: 0; font-size: clamp(2.75rem, 5.4vw, 5.4rem); line-height: 1.04; font-weight: 650; letter-spacing: -.067em; text-wrap: balance; }
.section-title em, .hero h1 em { color: var(--color-teal); font-family: Georgia, "Times New Roman", serif; font-weight: 400; letter-spacing: -.07em; }
.section-lead { max-width: 650px; margin: 28px 0 0; color: var(--color-ink-soft); font-size: clamp(1.06rem, 1.45vw, 1.28rem); line-height: 1.7; }
.section-heading { margin-bottom: 40px; }
.section-heading > p:last-child { color: var(--color-ink-soft); font-size: 1.08rem; max-width: 700px; }
.section-heading--split { display: grid; grid-template-columns: 1.25fr .75fr; align-items: end; gap: 60px; }
.section-heading--split > p { margin: 0 0 5px; }
.eyebrow { display: flex; align-items: center; gap: 11px; margin: 0 0 22px; color: var(--color-teal-deep); font-size: .72rem; font-weight: 800; line-height: 1.2; letter-spacing: .17em; text-transform: uppercase; }
.eyebrow__line { display: inline-block; width: 29px; height: 2px; background: currentColor; flex: 0 0 auto; }
.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; gap: 17px; padding: 13px 22px; border-radius: 100px; font-size: .88rem; font-weight: 760; transition: transform .2s var(--ease), background .2s, box-shadow .2s; }
.button:hover { transform: translateY(-3px); }
.button--primary { background: var(--color-teal-deep); color: #fff; box-shadow: 0 12px 28px rgba(8, 100, 93, .17); }
.button--primary:hover { background: var(--color-night); box-shadow: 0 16px 34px rgba(8, 100, 93, .23); }
.text-link { display: inline-flex; align-items: center; gap: 9px; color: var(--color-ink); font-size: .88rem; font-weight: 760; border-bottom: 1px solid var(--color-ink); padding-block: 8px 5px; transition: gap .2s var(--ease), color .2s; }
.text-link:hover { gap: 15px; color: var(--color-teal-deep); }

/* Site chrome */
.demo-ribbon { min-height: 31px; display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 8px; padding: 5px 16px; background: var(--color-night); color: #dceee8; font-size: .67rem; font-weight: 700; letter-spacing: .07em; text-align: center; text-transform: uppercase; }
.demo-ribbon__dot { width: 6px; height: 6px; border-radius: 50%; background: var(--color-lime); box-shadow: 0 0 0 4px rgba(225, 236, 157, .17); }
.demo-ribbon__separator { opacity: .55; }
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255, 253, 248, .94); border-bottom: 1px solid rgba(217, 225, 216, .8); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 35px; min-height: 78px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.brand__mark { position: relative; width: 37px; height: 37px; border-radius: 12px; background: var(--color-night); transform: rotate(-8deg); box-shadow: 0 4px 13px rgba(16, 38, 46, .18); }
.brand__mark span { position: absolute; width: 7px; height: 7px; background: var(--color-lime); border-radius: 2px; transform: rotate(45deg); }
.brand__mark span:nth-child(1) { top: 8px; left: 9px; }
.brand__mark span:nth-child(2) { top: 8px; right: 9px; background: #e8b871; }
.brand__mark span:nth-child(3) { bottom: 8px; left: 9px; background: #83c7ba; }
.brand__mark span:nth-child(4) { bottom: 8px; right: 9px; }
.brand__name { font-size: 1.11rem; font-weight: 800; line-height: 1.05; letter-spacing: -.04em; }
.brand__name small { display: block; margin-top: 4px; color: var(--color-ink-faint); font-size: .6rem; font-weight: 700; letter-spacing: .11em; }
.primary-nav { display: flex; align-items: center; gap: clamp(16px, 2vw, 34px); }
.primary-nav > a:not(.nav-cta) { color: var(--color-ink-soft); font-size: .8rem; font-weight: 700; transition: color .2s; }
.primary-nav > a:not(.nav-cta):hover { color: var(--color-teal-deep); }
.nav-cta { display: inline-flex; align-items: center; gap: 10px; padding: 11px 17px; border: 1px solid var(--color-border); border-radius: 100px; background: #fff; font-size: .76rem; font-weight: 800; box-shadow: 0 5px 14px rgba(24, 55, 51, .04); transition: border-color .2s, transform .2s var(--ease); }
.nav-cta:hover { border-color: var(--color-teal); transform: translateY(-2px); }
.nav-cta .icon { width: 1em; height: 1em; }
.menu-toggle { display: none; }

/* Hero */
.hero { position: relative; isolation: isolate; overflow: hidden; display: flex; min-height: clamp(665px, 55vw, 790px); background: #f8f3e9; }
.hero__image { position: absolute; z-index: -3; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero__veil { position: absolute; z-index: -2; inset: 0; background: linear-gradient(90deg, rgba(250,247,238,.97) 0%, rgba(250,247,238,.92) 23%, rgba(250,247,238,.67) 38%, rgba(250,247,238,0) 58%); }
.hero__inner { display: flex; align-items: center; position: relative; padding-block: 78px 100px; }
.hero__copy { max-width: 625px; animation: arrive .75s var(--ease) both; }
.hero h1 { margin: 0; max-width: 600px; font-size: clamp(4rem, 6.4vw, 7rem); line-height: .99; letter-spacing: -.081em; font-weight: 650; text-wrap: balance; }
.hero h1 em { display: block; font-size: 1.09em; }
.hero__lead { max-width: 470px; margin: 31px 0 0; color: #425d55; font-size: clamp(1.06rem, 1.35vw, 1.27rem); line-height: 1.7; }
.hero__actions { display: flex; align-items: center; flex-wrap: wrap; gap: 20px 27px; margin-top: 33px; }
.hero__note { display: flex; align-items: flex-start; gap: 9px; margin: 28px 0 0; color: #4b625b; font-size: .76rem; }
.hero__note .icon { margin-top: 2px; color: var(--color-teal-deep); }
.hero__caption { position: absolute; right: 30px; bottom: 25px; display: flex; align-items: center; gap: 16px; color: #f5f5ef; font-size: .66rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; text-shadow: 0 2px 10px #12252d; }
.hero__caption span:first-child { padding-right: 15px; border-right: 1px solid rgba(255,255,255,.6); }
@keyframes arrive { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }

/* Scope strip */
.facts { background: var(--color-paper); border-bottom: 1px solid var(--color-border); }
.facts__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: center; }
.fact { display: flex; align-items: center; gap: 16px; min-height: 143px; padding: 22px 33px 22px 0; }
.fact + .fact { padding-left: 33px; border-left: 1px solid var(--color-border); }
.fact strong { color: var(--color-teal-deep); font-family: Georgia, serif; font-size: clamp(3.1rem, 4vw, 4.5rem); font-weight: 400; line-height: .9; letter-spacing: -.08em; }
.fact span { color: var(--color-ink-soft); font-size: .86rem; line-height: 1.4; }
.fact b { color: var(--color-ink); font-weight: 750; }
.facts__note { grid-column: 1 / -1; margin: -2px 0 22px; color: var(--color-ink-faint); font-size: .7rem; }

/* Project story */
.section--intro { background: var(--color-canvas); }
.intro-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(50px, 9vw, 145px); }
.section-note { max-width: 590px; margin: 30px 0 0; padding-left: 19px; border-left: 2px solid var(--color-gold); color: var(--color-ink-faint); font-size: .84rem; line-height: 1.65; }
.journey { position: relative; padding: 8px 0; }
.journey__rail { position: absolute; left: 44px; top: 62px; bottom: 63px; border-left: 1px dashed #a9c3b4; }
.journey__item { position: relative; display: grid; grid-template-columns: 29px 64px 1fr; gap: 14px; align-items: center; min-height: 119px; }
.journey__number { align-self: start; padding-top: 26px; color: var(--color-teal); font-size: .67rem; font-weight: 800; letter-spacing: .1em; }
.journey__icon { display: grid; place-items: center; width: 64px; height: 64px; background: var(--color-paper); border: 1px solid #d4e4d8; border-radius: 21px; box-shadow: 0 10px 20px rgba(30,75,59,.06); color: var(--color-teal-deep); }
.journey__icon .icon { width: 25px; height: 25px; }
.journey__item h3 { margin: 0 0 3px; font-size: 1.16rem; line-height: 1.2; letter-spacing: -.03em; }
.journey__item p { max-width: 305px; margin: 0; color: var(--color-ink-soft); font-size: .82rem; line-height: 1.5; }

/* Interactive demo */
.section--explore { background: #e9efe7; }
.role-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; max-width: 750px; margin: 0 0 18px; padding: 7px; border: 1px solid #d4e2d6; border-radius: 22px; background: #f4f8f2; }
.role-tab { display: flex; align-items: center; gap: 14px; min-height: 72px; padding: 12px 19px; border: 0; border-radius: 16px; background: transparent; color: var(--color-ink-soft); text-align: left; transition: background .2s, box-shadow .2s, transform .2s var(--ease); }
.role-tab:hover { background: rgba(255,255,255,.65); }
.role-tab.is-active { background: var(--color-paper); color: var(--color-ink); box-shadow: 0 8px 22px rgba(25,67,54,.1); }
.role-tab .icon { width: 24px; height: 24px; color: var(--color-teal-deep); }
.role-tab span { display: grid; gap: 1px; font-size: .9rem; font-weight: 790; }
.role-tab small { color: var(--color-ink-faint); font-size: .68rem; font-weight: 550; }
.demo-panel { overflow: hidden; border: 1px solid #d6e3d8; border-radius: var(--radius-lg); background: var(--color-paper); box-shadow: var(--shadow-card); }
.demo-panel__intro { display: flex; align-items: flex-start; justify-content: space-between; gap: 35px; padding: clamp(26px, 3vw, 42px) clamp(26px, 4vw, 52px) 31px; border-bottom: 1px solid var(--color-border); }
.demo-label { color: var(--color-teal-deep); font-size: .67rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.demo-panel__intro h3 { max-width: 680px; margin: 9px 0 7px; font-size: clamp(1.6rem, 2.6vw, 2.7rem); line-height: 1.1; letter-spacing: -.055em; }
.demo-panel__intro p { max-width: 650px; margin: 0; color: var(--color-ink-soft); font-size: .9rem; }
.mini-stamp { display: inline-flex; align-items: center; gap: 7px; flex: 0 0 auto; padding: 8px 12px; border-radius: 100px; background: var(--color-gold-wash); color: #725016; font-size: .68rem; font-weight: 800; }
.mini-stamp .icon { width: 14px; height: 14px; }
.workspace { display: grid; grid-template-columns: minmax(0, 1.42fr) minmax(290px, .74fr); }
.workspace__main { padding: clamp(24px, 3.5vw, 50px); }
.workspace__top { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.workspace__eyebrow { color: var(--color-ink-faint); font-size: .64rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.title-switch, .stage-switch { display: inline-flex; align-items: center; gap: 2px; padding: 4px; border-radius: 100px; background: #ebf1ea; }
.title-switch button, .stage-switch button { min-height: 33px; padding: 6px 14px; border: 0; border-radius: 100px; background: transparent; color: var(--color-ink-soft); font-size: .72rem; font-weight: 800; transition: background .2s, color .2s, box-shadow .2s; }
.title-switch button:hover, .stage-switch button:hover { color: var(--color-teal-deep); }
.title-switch button.is-active, .stage-switch button.is-active { background: #fff; color: var(--color-teal-deep); box-shadow: 0 2px 7px rgba(15,62,53,.09); }
.workspace__skill { display: flex; align-items: center; gap: 19px; margin: 27px 0 30px; padding-bottom: 27px; border-bottom: 1px solid var(--color-border); }
.skill-symbol { display: grid; place-items: center; width: 75px; height: 75px; flex: 0 0 auto; border: 1px solid #cce0d4; border-radius: 24px; background: linear-gradient(140deg, #d9f1e2, #f3f6d1); color: var(--color-teal-deep); }
.skill-symbol .icon { width: 35px; height: 35px; }
.skill-code { color: var(--color-teal-deep); font-size: .64rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.workspace__skill h4 { margin: 3px 0 3px; font-size: clamp(1.22rem, 1.8vw, 1.65rem); line-height: 1.2; letter-spacing: -.045em; }
.workspace__skill p { margin: 0; color: var(--color-ink-faint); font-size: .78rem; }
.question-list { display: grid; gap: 10px; }
.question { display: grid; grid-template-columns: 32px minmax(0,1fr) auto; align-items: center; gap: 13px; width: 100%; min-height: 70px; padding: 12px 15px; border: 1px solid var(--color-border); border-radius: 15px; background: #fff; color: var(--color-ink); text-align: left; transition: background .2s, border-color .2s, transform .2s var(--ease); }
.question:hover { transform: translateX(3px); border-color: #8cb9a2; }
.question.is-yes { border-color: #9fcbb1; background: #f1faf2; }
.question__icon { display: grid; place-items: center; width: 31px; height: 31px; border: 1px solid #d4ded6; border-radius: 50%; color: transparent; }
.question.is-yes .question__icon { border-color: var(--color-teal); background: var(--color-teal); color: white; }
.question__icon .icon { width: 17px; height: 17px; }
.question b { display: block; font-size: .85rem; line-height: 1.25; }
.question small { display: block; margin-top: 3px; color: var(--color-ink-faint); font-size: .7rem; }
.question__state { color: var(--color-ink-faint); font-size: .69rem; font-weight: 800; }
.question.is-yes .question__state { color: var(--color-teal-deep); }
.workspace__side { display: flex; flex-direction: column; align-items: flex-start; padding: 37px 32px 31px; background: var(--color-night); color: #f8f9ef; }
.workspace__side .workspace__eyebrow { color: #b7d9cb; }
.progress-disc { display: grid; place-items: center; width: 156px; height: 156px; margin: 33px auto 20px; border-radius: 50%; background: conic-gradient(var(--color-lime) var(--progress, 33.333%), #345057 0); transition: background .2s; }
.progress-disc > div { display: grid; place-items: center; align-content: center; width: 132px; height: 132px; border-radius: 50%; background: var(--color-night); }
.progress-disc strong { font-family: Georgia, serif; font-size: 3.2rem; line-height: 1; font-weight: 400; letter-spacing: -.08em; }
.progress-disc strong span { color: #a7c2b9; font-family: "Segoe UI", system-ui, sans-serif; font-size: 1.05rem; letter-spacing: 0; }
.progress-disc small { color: #b8d1c8; font-size: .7rem; }
.workspace__side h4 { margin: 6px 0 7px; font-size: 1.4rem; line-height: 1.18; letter-spacing: -.035em; }
.workspace__side > p:not(.workspace__disclaimer) { margin: 0; color: #d2e2db; font-size: .85rem; line-height: 1.6; }
.example-proof { display: flex; align-items: flex-start; gap: 10px; width: 100%; margin-top: 24px; padding: 15px; border: 1px solid #42626a; border-radius: 15px; background: #1e4046; }
.example-proof .icon { margin-top: 2px; color: var(--color-lime); }
.example-proof b { display: block; color: #fff; font-size: .75rem; }
.example-proof small { display: block; margin-top: 3px; color: #d3e5db; font-size: .72rem; line-height: 1.45; }
.workspace__disclaimer { margin: auto 0 0; padding-top: 25px; color: #afc9bf; font-size: .68rem; line-height: 1.55; }

/* Referent simulation */
.referent-demo { display: grid; grid-template-columns: minmax(0, 1.22fr) minmax(300px, .78fr); }
.referent-demo__board { min-width: 0; padding: clamp(24px, 3.5vw, 50px); }
.board-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 15px; margin-bottom: 23px; }
.board-heading h4 { margin: 5px 0 0; font-size: 1.7rem; line-height: 1.1; letter-spacing: -.05em; }
.board-badge { padding: 6px 10px; border-radius: 100px; background: #eff4e6; color: #506633; font-size: .65rem; font-weight: 800; white-space: nowrap; }
.matrix { overflow: auto; border: 1px solid var(--color-border); border-radius: 15px; background: #fff; }
.matrix__row { display: grid; grid-template-columns: minmax(125px, 1.6fr) repeat(3, minmax(75px, 1fr)); min-width: 475px; }
.matrix__row + .matrix__row { border-top: 1px solid var(--color-border); }
.matrix__row > span { display: flex; align-items: center; gap: 6px; padding: 13px 11px; font-size: .75rem; }
.matrix__row > span:first-child { font-weight: 790; }
.matrix__head { background: #eff4ee; color: var(--color-ink-soft); }
.matrix__head > span { font-size: .63rem; font-weight: 850 !important; letter-spacing: .05em; text-transform: uppercase; }
.matrix__row.is-highlighted { background: #f3faed; box-shadow: inset 3px 0 0 var(--color-teal); }
.status-dot { display: inline-block; width: 7px; height: 7px; flex: 0 0 auto; border-radius: 50%; }
.status-dot--yes { background: var(--color-state-yes); }.status-dot--wait { background: var(--color-state-wait); }.status-dot--no { background: var(--color-state-no); }
.board-footnote { margin: 15px 0 0; color: var(--color-ink-faint); font-size: .69rem; }
.referent-demo__detail { padding: 35px 30px 35px; background: #f0f4e8; border-left: 1px solid var(--color-border); }
.stage-switch { display: flex; width: 100%; justify-content: space-between; border-radius: 15px; }
.stage-switch button { flex: 1 1 0; padding-inline: 7px; border-radius: 12px; font-size: .65rem; white-space: nowrap; }
.stage-content { min-height: 270px; padding-top: 40px; }
.stage-content__label { color: var(--color-teal-deep); font-size: .67rem; font-weight: 850; letter-spacing: .13em; }
.stage-content h4 { margin: 8px 0 12px; font-size: clamp(1.8rem, 2.6vw, 2.7rem); line-height: 1.06; letter-spacing: -.06em; }
.stage-content > p { color: var(--color-ink-soft); font-size: .86rem; }
.stage-action { display: flex; align-items: flex-start; gap: 13px; margin-top: 26px; padding-top: 21px; border-top: 1px solid #cad9c9; }
.stage-action .icon { width: 22px; height: 22px; color: var(--color-teal-deep); }
.stage-action b { display: block; font-size: .77rem; }
.stage-action small { display: block; margin-top: 4px; color: var(--color-ink-soft); font-size: .75rem; line-height: 1.5; }

/* Student activities */
.section--activities { background: var(--color-paper); }
.activity-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.activity-card { position: relative; overflow: hidden; min-height: 315px; display: flex; flex-direction: column; align-items: flex-start; padding: 29px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-canvas); transition: transform .25s var(--ease), box-shadow .25s var(--ease); }
.activity-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-soft); }
.activity-card--large { grid-column: span 2; background: #e5f2e7; }
.activity-card--large::after { content: ""; position: absolute; right: -66px; bottom: -105px; width: 300px; height: 300px; border: 1px solid #bbdbc4; border-radius: 50%; box-shadow: 0 0 0 42px rgba(178,217,190,.2), 0 0 0 89px rgba(178,217,190,.13); pointer-events: none; }
.activity-card--large > * { position: relative; z-index: 1; }
.activity-card--end { background: #f8efd9; }
.activity-card__index { color: var(--color-teal-deep); font-size: .62rem; font-weight: 850; letter-spacing: .15em; text-transform: uppercase; }
.activity-card__icon { display: grid; place-items: center; width: 54px; height: 54px; margin-top: auto; border-radius: 17px; background: var(--color-paper); color: var(--color-teal-deep); box-shadow: 0 6px 13px rgba(30,75,59,.04); }
.activity-card__icon .icon { width: 25px; height: 25px; }
.activity-card h3 { max-width: 350px; margin: 19px 0 7px; font-size: clamp(1.22rem, 1.8vw, 1.7rem); line-height: 1.16; letter-spacing: -.047em; }
.activity-card p { max-width: 455px; margin: 0; color: var(--color-ink-soft); font-size: .83rem; line-height: 1.6; }
.activity-card__detail { max-width: 450px; margin-top: 19px; color: var(--color-teal-deep); font-size: .72rem; font-weight: 750; }

/* Daily referent benefit */
.section--referent { background: var(--color-night); color: #f7f6ec; }
.referent-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(55px, 9vw, 145px); }
.section--referent .eyebrow { color: var(--color-lime); }
.section--referent .section-title em { color: var(--color-lime); }
.section--referent .section-lead { color: #c6dad0; }
.text-link--light { margin-top: 30px; color: #f5f6ed; border-color: #d8e8d9; }
.text-link--light:hover { color: var(--color-lime); }
.day-list { display: grid; gap: 12px; }
.day-card { display: grid; grid-template-columns: 62px minmax(0,1fr); grid-template-rows: auto 1fr; column-gap: 19px; padding: 26px; border: 1px solid var(--color-border-dark); border-radius: var(--radius-md); background: var(--color-night-raised); transition: transform .25s var(--ease), border-color .25s; }
.day-card:hover { transform: translateX(5px); border-color: #86aba0; }
.day-card__time { grid-column: 2; color: var(--color-lime); font-size: .61rem; font-weight: 850; letter-spacing: .15em; }
.day-card__icon { grid-row: 1 / 3; display: grid; place-items: center; width: 58px; height: 58px; border: 1px solid #5b7779; border-radius: 18px; color: var(--color-lime); }
.day-card__icon .icon { width: 27px; height: 27px; }
.day-card h3 { margin: 4px 0 3px; font-size: 1.2rem; line-height: 1.2; }
.day-card p { margin: 0; color: #c2d8ce; font-size: .78rem; line-height: 1.55; }

/* AI role, no active service */
.section--ai { overflow: hidden; background: #eee6d4; }
.ai-grid { display: grid; grid-template-columns: .75fr 1.25fr; align-items: center; gap: clamp(55px, 10vw, 150px); }
.ai-symbol { position: relative; display: grid; place-items: center; aspect-ratio: 1; max-width: 410px; width: 100%; margin-inline: auto; border-radius: 50%; background: radial-gradient(circle, #fffef4 0 16%, #e3ebd9 16% 22%, transparent 22%), radial-gradient(circle, #d7dfcb 0 52%, transparent 53%); }
.ai-symbol::before, .ai-symbol::after { content: ""; position: absolute; width: 42px; height: 42px; border-radius: 14px; background: var(--color-paper); box-shadow: 0 6px 20px rgba(66,70,51,.12); transform: rotate(-16deg); }
.ai-symbol::before { left: 8%; top: 32%; }.ai-symbol::after { right: 9%; bottom: 23%; transform: rotate(18deg); }
.ai-symbol__core { display: grid; place-items: center; width: 118px; height: 118px; border-radius: 35px; background: var(--color-night); color: var(--color-lime); box-shadow: 0 20px 34px rgba(23,55,51,.22); transform: rotate(-12deg); }
.ai-symbol__core .icon { width: 57px; height: 57px; }
.ai-symbol__orbit { position: absolute; inset: 3%; border: 1px solid #98a999; border-radius: 50%; transform: rotate(22deg) scaleY(.66); }
.ai-symbol__orbit--two { inset: 13%; transform: rotate(-28deg) scaleY(.78); border-color: #afbcaa; }
.section--ai .section-title { font-size: clamp(2.7rem, 4.7vw, 4.8rem); }
.section--ai .section-title em { color: var(--color-teal-deep); }
.section--ai p:not(.eyebrow) { max-width: 670px; color: var(--color-ink-soft); font-size: 1.02rem; }
.ai-state { display: flex; align-items: flex-start; gap: 14px; max-width: 600px; margin-top: 28px; padding: 18px; border: 1px solid #c9d8ca; border-radius: 16px; background: #f8f9ed; }
.ai-state .icon { width: 22px; height: 22px; margin-top: 2px; color: var(--color-teal-deep); }
.ai-state b { display: block; font-size: .85rem; }.ai-state small { display: block; margin-top: 3px; color: var(--color-ink-soft); font-size: .76rem; line-height: 1.5; }

/* Authorship */
.section--realisation { background: var(--color-canvas); }
.realisation-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(55px, 9vw, 140px); }
.realisation-card { padding: clamp(28px, 4vw, 54px); border-radius: var(--radius-lg); background: var(--color-paper); box-shadow: var(--shadow-soft); }
.realisation-card__top { color: var(--color-teal-deep); font-size: .66rem; font-weight: 850; letter-spacing: .14em; }
.realisation-card h3 { margin: 22px 0; font-size: clamp(1.7rem, 2.6vw, 2.8rem); line-height: 1.1; letter-spacing: -.055em; }
.realisation-card ul { display: grid; gap: 18px; margin: 0; padding: 0; list-style: none; }
.realisation-card li { display: flex; align-items: flex-start; gap: 12px; font-size: .86rem; line-height: 1.45; }
.realisation-card li .icon { width: 19px; height: 19px; margin-top: 2px; color: var(--color-teal); }
.realisation-card__foot { margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--color-border); color: var(--color-ink-faint); font-size: .72rem; }
.site-footer { background: #10262e; color: #e4f0e8; }
.site-footer__inner { display: flex; justify-content: space-between; align-items: flex-end; gap: 50px; padding-block: 46px; }
.brand--footer .brand__mark { background: #2b5056; }
.brand--footer .brand__name { color: #fff; }.brand--footer .brand__name small { color: #b9d2c7; }
.site-footer p { margin: 14px 0 0; color: #b9d2c7; font-size: .75rem; }
.site-footer__meta { display: grid; gap: 8px; color: #b9d2c7; font-size: .72rem; text-align: right; }
.site-footer__meta a { color: #eef7e9; font-weight: 800; }
.site-footer__meta a:hover { text-decoration: underline; }

@media (max-width: 1100px) {
  .container { width: min(var(--container), calc(100% - 50px)); }
  .primary-nav { gap: 15px; }
  .primary-nav > a:not(.nav-cta) { font-size: .74rem; }
  .hero { min-height: 650px; }
  .hero h1 { font-size: clamp(4rem, 6.5vw, 6rem); }
  .hero__copy { max-width: 550px; }
  .hero__veil { background: linear-gradient(90deg, rgba(250,247,238,.98) 0%, rgba(250,247,238,.93) 29%, rgba(250,247,238,.68) 48%, transparent 77%); }
  .intro-grid, .referent-grid, .realisation-grid { gap: 55px; }
}
@media (max-width: 900px) {
  .menu-toggle { display: grid; place-content: center; gap: 5px; width: 44px; height: 44px; border: 1px solid var(--color-border); border-radius: 13px; background: #fff; }
  .menu-toggle span { display: block; width: 19px; height: 2px; background: var(--color-ink); border-radius: 2px; }
  .primary-nav { display: none; position: absolute; top: calc(100% + 2px); right: 25px; left: 25px; flex-direction: column; align-items: stretch; gap: 0; padding: 14px; border: 1px solid var(--color-border); border-radius: 18px; background: var(--color-paper); box-shadow: var(--shadow-card); }
  .primary-nav.is-open { display: flex; }
  .primary-nav > a:not(.nav-cta) { padding: 13px 12px; font-size: .9rem; }
  .nav-cta { align-self: flex-start; margin: 10px 0 4px 8px; }
  .hero { min-height: 590px; }
  .hero__copy { max-width: 535px; }
  .hero__lead { max-width: 440px; }
  .facts__grid { grid-template-columns: repeat(3, 1fr); }
  .fact { flex-direction: column; align-items: flex-start; justify-content: center; gap: 5px; }
  .fact + .fact { padding-left: 23px; }
  .intro-grid, .referent-grid, .realisation-grid, .ai-grid { grid-template-columns: 1fr 1fr; gap: 35px; }
  .workspace, .referent-demo { grid-template-columns: 1fr; }
  .workspace__side { display: grid; grid-template-columns: 175px 1fr; column-gap: 25px; padding: 26px; }
  .workspace__side .workspace__eyebrow { grid-column: 1 / -1; }
  .progress-disc { grid-row: 2 / 6; margin: 20px 0 0; }
  .workspace__side h4 { align-self: end; margin-top: 20px; }
  .workspace__disclaimer { grid-column: 1 / -1; padding-top: 20px; }
  .referent-demo__detail { border-left: 0; border-top: 1px solid var(--color-border); }
  .stage-content { min-height: 0; padding-top: 30px; }
  .activity-grid { grid-template-columns: repeat(2, 1fr); }
  .activity-card--large { grid-column: span 2; }
}
@media (max-width: 700px) {
  html { scroll-padding-top: 78px; }
  .container { width: min(var(--container), calc(100% - 38px)); }
  .section { padding-block: 78px; }
  .site-header__inner { min-height: 67px; }
  .hero { display: grid; grid-template-areas: "copy" "image"; min-height: 0; }
  .hero__image { grid-area: image; position: relative; z-index: auto; height: clamp(310px, 68vw, 475px); object-position: 57% center; }
  .hero__veil { display: none; }
  .hero__inner { grid-area: copy; padding-block: 68px 50px; }
  .hero__copy { max-width: 590px; }
  .hero h1 { font-size: clamp(3.7rem, 12vw, 5.9rem); }
  .hero__caption { display: none; }
  .hero__lead { margin-top: 25px; }
  .facts__grid { grid-template-columns: repeat(3, 1fr); }
  .fact { min-height: 126px; padding: 19px 12px 19px 0; }
  .fact + .fact { padding-left: 14px; }
  .fact strong { font-size: 3.1rem; }
  .fact span { font-size: .7rem; }
  .facts__note { margin-bottom: 18px; }
  .intro-grid, .referent-grid, .realisation-grid, .ai-grid { grid-template-columns: 1fr; }
  .journey { margin-top: 15px; }
  .journey__item { min-height: 105px; }
  .section-heading--split { grid-template-columns: 1fr; gap: 18px; }
  .section-heading--split > p { max-width: 620px; }
  .ai-symbol { max-width: 275px; order: 2; }
  .ai-grid > div:last-child { order: 1; }
  .ai-symbol__core { width: 90px; height: 90px; border-radius: 25px; }
  .ai-symbol__core .icon { width: 43px; height: 43px; }
  .site-footer__inner { align-items: flex-start; flex-direction: column; gap: 24px; }
  .site-footer__meta { text-align: left; }
}
@media (max-width: 520px) {
  .demo-ribbon { font-size: .58rem; gap: 5px; }
  .demo-ribbon__separator:last-of-type { display: none; }
  .hero__inner { padding-top: 60px; }
  .hero h1 { font-size: clamp(3.45rem, 13.1vw, 4.6rem); }
  .hero__actions { align-items: flex-start; flex-direction: column; gap: 14px; }
  .facts__grid { grid-template-columns: 1fr 1fr; }
  .fact { min-height: 110px; gap: 5px; }
  .fact:nth-child(2) { border-left: 1px solid var(--color-border); padding-left: 18px; }
  .fact:nth-child(3) { grid-column: 1 / -1; min-height: 90px; flex-direction: row; align-items: center; border-top: 1px solid var(--color-border); }
  .fact:nth-child(3) span { font-size: .78rem; }
  .role-tabs { gap: 5px; }
  .role-tab { min-height: 70px; gap: 8px; padding: 9px 10px; }
  .role-tab .icon { width: 20px; height: 20px; }
  .role-tab span { font-size: .75rem; }.role-tab small { font-size: .6rem; line-height: 1.25; }
  .demo-panel__intro { flex-direction: column; gap: 13px; padding: 25px 22px; }
  .workspace__main { padding: 24px 19px; }
  .workspace__skill { align-items: flex-start; gap: 12px; }
  .skill-symbol { width: 57px; height: 57px; border-radius: 17px; }
  .skill-symbol .icon { width: 26px; height: 26px; }
  .question { grid-template-columns: 28px 1fr auto; gap: 8px; padding: 10px; }
  .question__icon { width: 27px; height: 27px; }
  .question__state { font-size: .62rem; }
  .workspace__side { display: block; padding: 25px 21px; }
  .progress-disc { margin: 24px auto 18px; }
  .workspace__disclaimer { margin-top: 18px; }
  .referent-demo__board, .referent-demo__detail { padding: 23px 19px; }
  .board-heading { align-items: flex-start; flex-direction: column; gap: 7px; }
  .board-heading h4 { font-size: 1.35rem; }
  .activity-grid { grid-template-columns: 1fr; }
  .activity-card, .activity-card--large { grid-column: auto; min-height: 250px; }
  .day-card { grid-template-columns: 44px 1fr; gap: 10px; padding: 20px; }
  .day-card__icon { width: 42px; height: 42px; border-radius: 13px; }
  .day-card__icon .icon { width: 21px; height: 21px; }
  .section-title { font-size: clamp(2.8rem, 11vw, 4rem); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}