/* Aulexia — présentation partenaires, diapositives 1600×900. Charte : encre / papier / laiton. */

@font-face { font-family: 'Fraunces'; src: url('fonts/fraunces-latin-wght-normal.woff2') format('woff2'); font-weight: 100 900; font-display: swap; }
@font-face { font-family: 'Instrument Sans'; src: url('fonts/instrument-sans-latin-wght-normal.woff2') format('woff2'); font-weight: 100 900; font-display: swap; }

:root {
  --ink: #1e2a45;
  --ink-strong: #152038;
  --deep: #10192e;
  --paper: #f6f3ec;
  --paper-light: #fbfaf7;
  --brass: #b08d4a;
  --brass-soft: #c9a86a;
  --brass-deep: #8a6b33;
  --line: #d8d4ca;
  --muted: #596175;
  --paper-on-ink: rgba(246, 243, 236, 0.82);
  --line-on-ink: rgba(246, 243, 236, 0.18);
  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans: 'Instrument Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: var(--sans); color: var(--ink); background: var(--deep); -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
p, h1, h2, h3 { margin: 0; }
ol, ul { margin: 0; padding: 0; list-style: none; }
a { color: inherit; }

/* ---------- Diapositive ---------- */
.slide {
  position: absolute; inset: 0; display: none; width: 1600px; height: 900px; overflow: hidden;
  background: var(--paper); color: var(--ink); font-variant-numeric: tabular-nums;
}
.slide.is-active { display: block; }
.slide.dark { background: var(--ink); color: var(--paper); }
.slide.deep { background: var(--deep); color: var(--paper); }
.pad { position: absolute; inset: 0; padding: 60px 76px 72px; z-index: 3; }

.topline { display: flex; align-items: center; justify-content: space-between; height: 46px; border-bottom: 1px solid var(--line); }
.dark .topline, .deep .topline { border-color: var(--line-on-ink); }
.topline .logo { height: 30px; width: auto; }
.kicker, .eyebrow { font-size: 13px; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--brass-deep); }
.dark .kicker, .deep .kicker, .dark .eyebrow, .deep .eyebrow { color: var(--brass-soft); }

.display { font-family: var(--serif); font-weight: 580; letter-spacing: -0.03em; line-height: 0.98; font-size: 72px; color: var(--ink); text-wrap: balance; }
.display em { font-style: normal; color: var(--brass-deep); }
.dark .display, .deep .display { color: var(--paper); }
.dark .display em, .deep .display em { color: var(--brass-soft); }
.lead { font-size: 23px; line-height: 1.45; color: var(--muted); max-width: 46ch; }
.dark .lead, .deep .lead { color: var(--paper-on-ink); }

.folio { position: absolute; z-index: 5; left: 76px; right: 76px; bottom: 26px; display: flex; justify-content: space-between; align-items: center; font-size: 11px; font-weight: 700; letter-spacing: 0.14em; color: var(--muted); text-transform: uppercase; }
.folio b { color: var(--ink); font-weight: 700; }
.dark .folio, .deep .folio { color: rgba(246, 243, 236, 0.55); }
.dark .folio b, .deep .folio b { color: var(--paper); }

.brass-rule { position: absolute; left: 0; right: 0; bottom: 0; height: 5px; background: var(--brass); z-index: 6; }

/* Photos d'ambiance */
.bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.shade { position: absolute; inset: 0; z-index: 1; }
.shade-left { background: linear-gradient(90deg, rgba(16, 25, 46, 0.97) 0%, rgba(16, 25, 46, 0.86) 45%, rgba(16, 25, 46, 0.35) 75%, rgba(16, 25, 46, 0.15)); }
.shade-bottom { background: linear-gradient(0deg, rgba(16, 25, 46, 0.9), transparent 50%); }
.shade-all { background: linear-gradient(90deg, rgba(16, 25, 46, 0.9) 0%, rgba(16, 25, 46, 0.72) 40%, rgba(16, 25, 46, 0.25) 70%, rgba(16, 25, 46, 0.1)), linear-gradient(0deg, rgba(16, 25, 46, 0.55), transparent 45%); }
.shade-right { background: linear-gradient(270deg, rgba(16, 25, 46, 0.9) 0%, rgba(16, 25, 46, 0.72) 40%, rgba(16, 25, 46, 0.25) 70%, rgba(16, 25, 46, 0.1)), linear-gradient(0deg, rgba(16, 25, 46, 0.55), transparent 45%); }

/* Chip démo */
.demo { display: inline-flex; align-items: center; gap: 8px; font-size: 10.5px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--brass-deep); border: 1px solid var(--brass-soft); border-radius: 999px; padding: 6px 12px; background: rgba(251, 250, 247, 0.85); }
.dark .demo, .deep .demo { color: var(--brass-soft); border-color: rgba(201, 168, 106, 0.6); background: rgba(16, 25, 46, 0.6); }
.demo::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--brass); }

/* Cadre de capture */
.shot { position: relative; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: var(--paper-light); box-shadow: 0 30px 70px rgba(21, 32, 56, 0.18); }
.shot img { width: 100%; height: 100%; object-fit: cover; object-position: top left; }
.dark .shot, .deep .shot { border-color: rgba(246, 243, 236, 0.16); box-shadow: 0 40px 90px rgba(0, 0, 0, 0.45); }
.shot .demo { position: absolute; right: 14px; bottom: 14px; }

/* ---------- Couverture ---------- */
.l-cover .pad { display: flex; flex-direction: column; justify-content: flex-end; padding-bottom: 130px; }
.l-cover .logo-cover { height: 52px; width: auto; position: absolute; top: 64px; left: 76px; z-index: 4; }
.l-cover .display { font-size: 96px; max-width: 1150px; margin-top: 22px; }
.l-cover .tagline { margin-top: 28px; font-size: 26px; font-weight: 600; color: var(--paper); letter-spacing: -0.01em; }
.l-cover .cover-card { position: absolute; z-index: 4; right: 76px; bottom: 110px; display: flex; align-items: center; gap: 16px; padding: 16px 22px; border: 1px solid rgba(246, 243, 236, 0.22); border-radius: 14px; background: rgba(16, 25, 46, 0.62); backdrop-filter: blur(14px); color: var(--paper); }
.l-cover .cover-card span { font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brass-soft); font-weight: 700; display: block; margin-bottom: 4px; }
.l-cover .cover-card b { font-size: 16px; font-weight: 600; }

/* ---------- Question ---------- */
.l-question { background: radial-gradient(circle at 78% 50%, rgba(176, 141, 74, 0.16), transparent 38%), var(--deep); }
.l-question .pad { display: flex; flex-direction: column; justify-content: center; padding-bottom: 90px; }
.l-question .q1 { font-size: 84px; margin-top: 34px; max-width: 1180px; }
.l-question .q2 { font-family: var(--serif); font-weight: 580; letter-spacing: -0.03em; line-height: 1; font-size: 84px; color: var(--brass-soft); margin-top: 18px; }
.orbit { position: absolute; right: 70px; bottom: 40px; width: 620px; height: 620px; border: 1px solid rgba(201, 168, 106, 0.22); border-radius: 50%; z-index: 1; }
.orbit::before, .orbit::after { content: ''; position: absolute; border: 1px solid rgba(201, 168, 106, 0.16); border-radius: 50%; }
.orbit::before { inset: 95px; }
.orbit::after { inset: 190px; }
.orbit i { position: absolute; border-radius: 50%; background: var(--brass); }
.orbit i:nth-child(1) { top: 210px; left: -8px; width: 16px; height: 16px; box-shadow: 0 0 34px rgba(176, 141, 74, 0.7); }
.orbit i:nth-child(2) { top: 78px; right: 100px; width: 10px; height: 10px; background: var(--brass-soft); }
.orbit i:nth-child(3) { right: 180px; bottom: 80px; width: 7px; height: 7px; background: var(--paper); }

/* ---------- Constat (5 difficultés) ---------- */
.l-problems .display { margin-top: 44px; font-size: 66px; }
.l-problems .lead { margin-top: 18px; }
.problems { display: grid; grid-template-columns: repeat(5, 1fr); gap: 22px; margin-top: 54px; }
.problems li { border-top: 2px solid var(--line); padding-top: 22px; min-height: 250px; position: relative; }
.problems li::before { content: ''; position: absolute; top: -2px; left: 0; width: 44px; height: 2px; background: var(--brass); }
.problems .num { font-family: var(--serif); font-size: 44px; font-weight: 500; color: var(--brass-deep); line-height: 1; }
.problems h3 { font-size: 21px; font-weight: 650; line-height: 1.2; margin-top: 18px; letter-spacing: -0.01em; }
.problems p { font-size: 15px; line-height: 1.45; color: var(--muted); margin-top: 12px; }

/* ---------- Réponse : étapes + capture ---------- */
.l-steps-shot .display { margin-top: 40px; font-size: 62px; }
.l-steps-shot .head { display: grid; grid-template-columns: 640px 1fr; gap: 60px; align-items: end; }
.l-steps-shot .lead { font-size: 20px; }
.steps { display: flex; align-items: center; gap: 10px; margin-top: 30px; }
.steps li { display: inline-flex; align-items: center; gap: 12px; padding: 8px 20px 8px 8px; border: 1px solid var(--line); border-radius: 999px; background: var(--paper-light); font-weight: 650; font-size: 18px; }
.steps li b { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--ink); color: #fff; font-family: var(--serif); font-size: 17px; font-weight: 500; }
.steps li + li::before { content: ''; width: 8px; height: 8px; border-right: 1.5px solid var(--brass-deep); border-bottom: 1.5px solid var(--brass-deep); transform: rotate(-45deg); margin: 0 4px 0 -4px; }
.l-steps-shot .shot { position: absolute; left: 76px; right: 76px; top: 430px; height: 400px; }
.l-steps-shot .caption { display: none; }

/* ---------- Chiffres (principe) ---------- */
.l-stats .display { margin-top: 48px; font-size: 76px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; margin-top: 64px; }
.stats li { padding: 34px 34px 30px; border: 1px solid rgba(246, 243, 236, 0.22); border-radius: 18px; background: rgba(16, 25, 46, 0.66); backdrop-filter: blur(14px); }
.stats strong { display: block; font-family: var(--serif); font-size: 104px; line-height: 0.9; font-weight: 500; color: var(--paper); letter-spacing: -0.03em; }
.stats strong small { font-size: 30px; margin-left: 12px; color: var(--brass-soft); letter-spacing: 0; }
.stats span { display: block; margin-top: 20px; font-size: 18px; line-height: 1.4; color: var(--paper-on-ink); }
.l-stats .note { margin-top: 40px; font-family: var(--serif); font-size: 30px; color: var(--brass-soft); font-weight: 500; }

/* ---------- Capture + points (shot-side) ---------- */
.l-shot-side .pad { display: grid; grid-template-rows: auto 1fr; }
.l-shot-side .body { display: grid; grid-template-columns: 520px 1fr; gap: 56px; align-items: center; margin-top: 30px; }
.l-shot-side.flip .body { grid-template-columns: 1fr 520px; }
.l-shot-side.flip .body .copy { order: 2; }
.l-shot-side .display { font-size: 60px; }
.points { margin-top: 36px; display: grid; gap: 22px; }
.points li { display: grid; grid-template-columns: 34px 1fr; gap: 14px; align-items: start; }
.points li i { width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--brass-soft); display: grid; place-items: center; font-family: var(--serif); font-size: 15px; color: var(--brass-deep); font-style: normal; }
.points h3 { font-size: 20px; font-weight: 650; letter-spacing: -0.01em; }
.points p { font-size: 16px; color: var(--muted); line-height: 1.4; margin-top: 4px; }
.l-shot-side .shot { height: 560px; }
.l-shot-side .shot img { object-fit: cover; }
.l-shot-side .shot.detail img { object-fit: contain; height: auto; margin: auto; }
.l-shot-side .shot.detail { display: grid; place-items: center; height: auto; max-height: 560px; }

/* ---------- Capture sombre pleine largeur ---------- */
.l-shot-dark .head { display: grid; grid-template-columns: 620px 1fr; gap: 60px; align-items: end; margin-top: 38px; }
.l-shot-dark .display { font-size: 60px; }
.l-shot-dark .lead { font-size: 19px; }
.l-shot-dark .shot { position: absolute; left: 76px; right: 76px; top: 372px; height: 476px; }

/* ---------- Analyse ---------- */
.l-analysis .display { margin-top: 40px; font-size: 60px; }
.l-analysis .body { display: grid; grid-template-columns: 560px 1fr; gap: 50px; margin-top: 34px; align-items: start; }
.acards { display: grid; gap: 14px; }
.acards li { padding: 20px 22px; border: 1px solid var(--line); border-radius: 14px; background: var(--paper-light); display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: center; }
.acards h3 { font-family: var(--serif); font-size: 26px; font-weight: 580; letter-spacing: -0.02em; }
.acards p { font-size: 15px; color: var(--muted); margin-top: 6px; line-height: 1.4; }
.acards .w { font-size: 11px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; padding: 8px 12px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.acards li:nth-child(1) .w { background: var(--ink); color: #fff; border-color: var(--ink); }
.acards li:nth-child(2) .w { border-color: var(--brass-soft); color: var(--brass-deep); }
.l-analysis .note { margin-top: 18px; font-size: 15px; color: var(--muted); }
.l-analysis .shot { height: 540px; }

/* ---------- Deux captures ---------- */
.l-two-shots .display { margin-top: 40px; font-size: 56px; max-width: 1100px; }
.l-two-shots .grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 28px; margin-top: 34px; align-items: start; }
.l-two-shots .shot { height: 440px; }
.l-two-shots .shot img { object-fit: cover; }
.l-two-shots .label { font-size: 12px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brass-soft); margin-bottom: 12px; }
.l-two-shots .note { margin-top: 22px; font-size: 16px; color: var(--paper-on-ink); }

/* ---------- Trois cartes ---------- */
.l-three .display, .l-scenarios .display { margin-top: 40px; font-size: 64px; }
.l-three .head, .l-scenarios .head { display: grid; grid-template-columns: 620px 1fr; gap: 60px; align-items: end; }
.l-three .lead, .l-scenarios .lead { font-size: 19px; }
.cards3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 50px; }
.cards3 li { padding: 30px 30px 34px; border: 1px solid var(--line); border-radius: 18px; background: var(--paper-light); min-height: 300px; position: relative; }
.cards3 li::before { content: ''; position: absolute; left: 30px; right: 30px; top: 0; height: 3px; background: var(--brass); border-radius: 0 0 3px 3px; }
.cards3 .tag { font-size: 11px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brass-deep); }
.cards3 h3 { font-family: var(--serif); font-size: 32px; font-weight: 580; letter-spacing: -0.02em; line-height: 1.08; margin-top: 30px; }
.cards3 p { font-size: 17px; line-height: 1.45; color: var(--muted); margin-top: 18px; }

/* ---------- Offres ---------- */
.l-offers .pad { z-index: 3; }
.l-offers .display { margin-top: 36px; font-size: 68px; }
.l-offers .head { display: grid; grid-template-columns: 640px 1fr; gap: 60px; align-items: end; }
.l-offers .lead { font-size: 19px; }
.l-offers .prep { margin-top: 26px; }
.offers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 26px; }
.offers li { padding: 28px 30px 30px; border: 1px solid rgba(246, 243, 236, 0.22); border-top: 3px solid var(--brass); border-radius: 18px; background: rgba(16, 25, 46, 0.72); backdrop-filter: blur(16px); min-height: 292px; }
.offers .n { font-family: var(--serif); font-size: 40px; font-weight: 400; color: var(--brass-soft); line-height: 1; }
.offers h3 { font-family: var(--serif); font-size: 38px; font-weight: 580; letter-spacing: -0.02em; margin-top: 8px; color: var(--paper); }
.offers .what { font-size: 18px; font-weight: 600; margin-top: 16px; line-height: 1.35; color: var(--paper); }
.offers .who { font-size: 15px; margin-top: 14px; line-height: 1.4; color: var(--paper-on-ink); padding-top: 12px; border-top: 1px solid rgba(246, 243, 236, 0.16); }
.offers .who::before { content: 'Pour qui'; display: block; font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 700; color: var(--brass-soft); margin-bottom: 6px; }

/* ---------- API ---------- */
.l-api .display { margin-top: 40px; font-size: 62px; }
.l-api .head { display: grid; grid-template-columns: 600px 1fr; gap: 60px; align-items: end; }
.l-api .lead { font-size: 18px; }
.api { display: grid; grid-template-columns: 1fr 420px 1fr; gap: 0; align-items: center; margin-top: 56px; }
.api .box { padding: 34px 34px 36px; border-radius: 18px; min-height: 250px; display: flex; flex-direction: column; justify-content: center; }
.api .box.you { border: 1px solid var(--line); background: var(--paper-light); }
.api .box.aul { background: var(--ink); color: var(--paper); }
.api .box small { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 700; color: var(--brass-deep); }
.api .box.aul small { color: var(--brass-soft); }
.api .box b { display: block; font-family: var(--serif); font-size: 40px; font-weight: 580; letter-spacing: -0.02em; margin-top: 12px; line-height: 1; }
.api .box span { display: block; margin-top: 14px; font-size: 16px; color: var(--muted); line-height: 1.4; }
.api .box.aul span { color: var(--paper-on-ink); }
.api .flows { display: grid; gap: 18px; padding: 0 26px; }
.api .flows li { position: relative; text-align: center; font-size: 15px; font-weight: 600; color: var(--ink); padding: 10px 0; }
.api .flows li::before { content: ''; position: absolute; left: 0; right: 0; top: 50%; height: 1.5px; background: var(--brass); z-index: 0; }
.api .flows li span { position: relative; z-index: 1; background: var(--paper); padding: 6px 14px; border: 1px solid var(--brass-soft); border-radius: 999px; }
.api .flows li::after { content: ''; position: absolute; right: -1px; top: 50%; width: 9px; height: 9px; margin-top: -5px; border-top: 1.5px solid var(--brass); border-right: 1.5px solid var(--brass); transform: rotate(45deg); }
.api .flows li:nth-child(2)::after { right: auto; left: -1px; transform: rotate(-135deg); }
.l-api .prep { position: absolute; left: 76px; bottom: 62px; }

/* ---------- Scénarios ---------- */
.cards4 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 44px; }
.cards4 li { padding: 26px 30px; border: 1px solid var(--line); border-radius: 16px; background: var(--paper-light); display: grid; grid-template-columns: 200px 1fr; gap: 24px; align-items: center; min-height: 150px; }
.cards4 .tag { font-size: 11px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brass-deep); border-left: 2px solid var(--brass); padding-left: 12px; line-height: 1.4; }
.cards4 p { font-size: 19px; line-height: 1.4; color: var(--ink); }
.cards4 p b { font-weight: 650; }

/* ---------- Progression ---------- */
.l-timeline .display { margin-top: 40px; font-size: 68px; }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; margin-top: 96px; position: relative; }
.timeline::before { content: ''; position: absolute; left: 0; right: 0; top: 26px; height: 2px; background: var(--line); }
.timeline li { position: relative; padding-top: 74px; }
.timeline li b { position: absolute; top: 0; left: 0; width: 54px; height: 54px; border-radius: 50%; background: var(--ink); color: #fff; display: grid; place-items: center; font-family: var(--serif); font-size: 22px; font-weight: 500; outline: 6px solid var(--paper); }
.timeline li:last-child b { background: var(--brass); }
.timeline h3 { font-family: var(--serif); font-size: 30px; font-weight: 580; letter-spacing: -0.02em; line-height: 1.1; }
.timeline p { font-size: 17px; color: var(--muted); line-height: 1.45; margin-top: 14px; }

/* ---------- Piliers ---------- */
.l-pillars .display { margin-top: 44px; font-size: 80px; }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 60px; }
.pillars li { padding: 32px 32px 36px; border: 1px solid rgba(246, 243, 236, 0.2); border-radius: 18px; background: rgba(246, 243, 236, 0.05); min-height: 280px; }
.pillars .n { font-family: var(--serif); font-size: 46px; color: var(--brass-soft); font-weight: 400; line-height: 1; }
.pillars h3 { font-family: var(--serif); font-size: 34px; font-weight: 580; letter-spacing: -0.02em; margin-top: 18px; color: var(--paper); line-height: 1.08; }
.pillars p { font-size: 17px; line-height: 1.45; color: var(--paper-on-ink); margin-top: 18px; }

/* ---------- Conclusion ---------- */
.l-closing .pad { display: flex; flex-direction: column; justify-content: center; padding-bottom: 110px; }
.l-closing .display { font-size: 92px; margin-top: 26px; }
.l-closing .lead { margin-top: 28px; font-size: 22px; max-width: 52ch; }
.l-closing .actions { display: flex; gap: 14px; margin-top: 40px; }
.btn { display: inline-flex; align-items: center; min-height: 54px; padding: 14px 26px; border-radius: 8px; font-weight: 650; font-size: 17px; text-decoration: none; border: 1px solid transparent; }
.btn-paper { background: var(--paper); color: var(--ink); }
.btn-outline { border-color: rgba(246, 243, 236, 0.5); color: var(--paper); }
.l-closing .contact { margin-top: 28px; font-size: 15px; color: var(--brass-soft); letter-spacing: 0.02em; }

/* ---------- Mentions ---------- */
.l-legal .pad { display: flex; flex-direction: column; justify-content: center; }
.l-legal .logo { height: 36px; width: auto; }
.l-legal p { margin-top: 40px; font-size: 20px; line-height: 1.55; color: var(--muted); max-width: 62ch; }
.l-legal .contact { margin-top: 30px; font-size: 15px; color: var(--muted); }

/* ---------- Équilibre vertical : les listes se centrent dans l'espace restant ---------- */
.l-problems .pad, .l-three .pad, .l-scenarios .pad, .l-timeline .pad, .l-pillars .pad, .l-analysis .pad, .l-api .pad { display: flex; flex-direction: column; }
.l-problems .problems, .l-three .cards3, .l-scenarios .cards4, .l-timeline .timeline, .l-pillars .pillars, .l-analysis .body, .l-api .api { margin-top: auto; margin-bottom: auto; }
.l-api .prep { position: static; margin-bottom: 8px; }
.l-timeline .timeline { margin-bottom: auto; }
.l-legal .pad { align-items: flex-start; }