/* ==========================================================
   POLICES AUTO-HÉBERGÉES — CARYON
   Remplace fonts.googleapis.com / fonts.gstatic.com (02/08/2026).

   Pourquoi : plus aucune adresse IP de visiteur transmise à Google
   (RGPD), deux domaines tiers et deux requêtes bloquantes en moins
   avant le premier rendu, et une CSP qui peut interdire tout tiers.

   Fichiers issus de Fontsource (mêmes sources amont que Google Fonts).
   Vérifié : mêmes axes variables et mêmes unicode-range que ceux que
   servait Google — le rendu est inchangé.

   Inter et Source Serif 4 sont VARIABLES : un seul fichier par
   sous-ensemble couvre toute la plage de graisses.
   Cormorant Garamond est statique : un fichier par graisse.
   ========================================================== */

/* Inter — variable wght 100-900 — latin */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url(fonts/inter-latin.woff2) format('woff2');
  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;
}

/* Inter — variable wght 100-900 — latin étendu */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url(fonts/inter-latin-ext.woff2) format('woff2');
  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;
}

/* Source Serif 4 — variable wght 200-900 + opsz 8-60 — italique, latin */
@font-face {
  font-family: 'Source Serif 4';
  font-style: italic;
  font-weight: 200 900;
  font-display: swap;
  src: url(fonts/source-serif-4-italic-latin.woff2) format('woff2');
  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;
}

/* Source Serif 4 — italique, latin étendu */
@font-face {
  font-family: 'Source Serif 4';
  font-style: italic;
  font-weight: 200 900;
  font-display: swap;
  src: url(fonts/source-serif-4-italic-latin-ext.woff2) format('woff2');
  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;
}

/* Cormorant Garamond 500 — latin (page Promenade) */
@font-face {
  font-family: 'Cormorant Garamond';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(fonts/cormorant-garamond-500-latin.woff2) format('woff2');
  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;
}

/* Cormorant Garamond 500 — latin étendu */
@font-face {
  font-family: 'Cormorant Garamond';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(fonts/cormorant-garamond-500-latin-ext.woff2) format('woff2');
  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;
}

/* Cormorant Garamond 600 — latin */
@font-face {
  font-family: 'Cormorant Garamond';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(fonts/cormorant-garamond-600-latin.woff2) format('woff2');
  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;
}

/* Cormorant Garamond 600 — latin étendu */
@font-face {
  font-family: 'Cormorant Garamond';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(fonts/cormorant-garamond-600-latin-ext.woff2) format('woff2');
  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;
}


/* ─────────────────────────────────────────────────────────
   CARYON · Tokens — aligned with brand color & type spec
   ───────────────────────────────────────────────────────── */
:root {
  /* Brand palette (spec) */
  --cloud:        #F4F1F6;   /* Primary background — fond principal, lectures longues */
  --cloud-deep:   #EBE6EF;   /* subtle alt surface */
  --lavender:     #C6BDD9;   /* surfaces secondaires, cards subtiles, hover */
  --lavender-soft:#DCD4E4;
  --violet:       #8C78A8;   /* Accent — liens, tags, highlights — parcimonieux */
  --violet-soft:  #A595BB;
  --twilight:     #50627A;   /* sections contrastées, overlays, footer */
  --ink:          #242630;   /* texte principal, dark surface */
  --ink-soft:     rgba(36,38,48,0.74);
  --ink-quiet:    rgba(36,38,48,0.58);
  --ink-faint:    rgba(36,38,48,0.38);
  --hairline:     rgba(36,38,48,0.12);
  --hairline-strong: rgba(36,38,48,0.22);

  /* Shadows */
  --shadow-1: 0 1px 3px rgba(20,20,30,0.04);
  --shadow-2: 0 4px 20px rgba(20,20,30,0.06);
  --shadow-3: 0 12px 40px rgba(20,20,30,0.08);

  /* Radii */
  --r-s: 8px; --r-m: 16px; --r-l: 20px;

  /* Spacing */
  --xs:8px; --s:16px; --m:24px; --l:32px; --xl:48px; --xxl:64px; --sec:96px; --hero-pad:128px;

  --w-hero-text: 850px; --w-text: 700px; --w-shell: 1280px;

  --ff-sans:  "Inter", ui-sans-serif, system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --ff-serif: "Source Serif 4", "Source Serif Pro", Georgia, "Times New Roman", serif;
}

/* Dark — calm twilight */
:root[data-theme="dark"] {
  --cloud:        #1A1C24;
  --cloud-deep:   #22252F;
  --lavender:     #2E3140;
  --lavender-soft:#262935;
  --violet:       #B7A5CC;
  --violet-soft:  #A595BB;
  --twilight:     #94A2B7;
  --ink:          #ECE9F1;
  --ink-soft:     rgba(236,233,241,0.78);
  --ink-quiet:    rgba(236,233,241,0.58);
  --ink-faint:    rgba(236,233,241,0.38);
  --hairline:     rgba(236,233,241,0.14);
  --hairline-strong: rgba(236,233,241,0.26);
  --shadow-2: 0 8px 28px rgba(0,0,0,0.40);
}

/* ─────────────────────────────────────────────────────────
   Reset & base
   ───────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: clip; }
body {
  background: var(--cloud);
  color: var(--ink);
  font-family: var(--ff-sans);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.6;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background-color 600ms ease, color 600ms ease;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
::selection { background: var(--lavender); color: var(--ink); }

/* ─────────────────────────────────────────────────────────
   Typography scale
   ───────────────────────────────────────────────────────── */
.t-display-xl { font-family: var(--ff-sans); font-weight: 600; font-size: clamp(48px, 7.6vw, 112px); line-height: 0.98; letter-spacing: -0.035em; color: var(--ink); }
.t-display-l  { font-family: var(--ff-sans); font-weight: 600; font-size: clamp(40px, 5.4vw, 76px); line-height: 1.02; letter-spacing: -0.028em; }
.t-editorial-l{ font-family: var(--ff-serif); font-style: italic; font-weight: 400; font-size: clamp(36px, 5vw, 68px); line-height: 1.06; letter-spacing: -0.012em; }
.t-editorial-s{ font-family: var(--ff-serif); font-style: italic; font-weight: 400; font-size: clamp(20px, 2.2vw, 28px); line-height: 1.2; letter-spacing: -0.005em; }
.t-h1 { font-family: var(--ff-sans); font-weight: 600; font-size: clamp(32px, 3.8vw, 52px); line-height: 1.08; letter-spacing: -0.022em; color: var(--ink); }
.t-h2 { font-family: var(--ff-sans); font-weight: 600; font-size: clamp(24px, 2.4vw, 32px); line-height: 1.16; letter-spacing: -0.015em; color: var(--ink); }
.t-h3 { font-family: var(--ff-sans); font-weight: 600; font-size: 20px; line-height: 1.25; letter-spacing: -0.008em; color: var(--ink); }
.t-h4 { font-family: var(--ff-sans); font-weight: 600; font-size: 15px; line-height: 1.35; letter-spacing: -0.003em; color: var(--ink); }
.t-body-l { font-family: var(--ff-sans); font-weight: 400; font-size: 20px; line-height: 1.55; letter-spacing: -0.008em; color: var(--ink); }
.t-body-m { font-family: var(--ff-sans); font-weight: 400; font-size: 17px; line-height: 1.65; color: var(--ink); }
.t-body-s { font-family: var(--ff-sans); font-weight: 400; font-size: 14px; line-height: 1.55; color: var(--ink-soft); }
.t-label  { font-family: var(--ff-sans); font-weight: 500; font-size: 11px; line-height: 1.2; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-quiet); font-variant-numeric: tabular-nums; }
.t-caption{ font-family: var(--ff-sans); font-weight: 400; font-size: 13px; line-height: 1.5; color: var(--ink-quiet); }

/* Inline editorial accent */
.accent { font-family: var(--ff-serif); font-style: italic; font-weight: 400; color: var(--ink); letter-spacing: -0.005em; }
.accent--violet { color: var(--violet); }
.muted { color: var(--ink-soft); }
.quiet { color: var(--ink-quiet); }
.tnum  { font-variant-numeric: tabular-nums; }

/* ─────────────────────────────────────────────────────────
   Layout shell
   ───────────────────────────────────────────────────────── */
.shell { width: 100%; max-width: var(--w-shell); padding-left: var(--xl); padding-right: var(--xl); margin: 0 auto; }
@media (max-width: 720px) { .shell { padding-left: var(--m); padding-right: var(--m); } }
.section { padding-top: var(--xl); padding-bottom: var(--xl); }
.section + .section { margin-top: var(--sec); }
.section-head { display: flex; align-items: baseline; gap: var(--m); margin-bottom: var(--m); }
.section-head .num { font-family: var(--ff-sans); font-weight: 500; font-size: 11px; letter-spacing: 0.18em; color: var(--ink-quiet); font-variant-numeric: tabular-nums; }
.text-700 { max-width: var(--w-text); }
.text-850 { max-width: var(--w-hero-text); }

/* ─────────────────────────────────────────────────────────
   Nav
   ───────────────────────────────────────────────────────── */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; padding: 18px 0; transition: background-color 500ms ease, backdrop-filter 500ms, border-color 500ms; border-bottom: 1px solid transparent; }
.nav.scrolled { background: color-mix(in oklab, var(--cloud) 86%, transparent); backdrop-filter: saturate(140%) blur(14px); -webkit-backdrop-filter: saturate(140%) blur(14px); border-bottom-color: var(--hairline); }
.nav-row { display: flex; align-items: center; justify-content: space-between; gap: var(--l); }
.nav-brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); }
.nav-lockup { height: 40px; width: auto; display: block; }
/* Theme-aware lockup swap — dark is the primary experience */
.lockup-light { display: none; }
:root[data-theme="light"] .lockup-dark { display: none; }
:root[data-theme="light"] .lockup-light { display: block; }
.nav-brand .word { font-family: var(--ff-sans); font-weight: 600; font-size: 15px; letter-spacing: 0.18em; }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-link { position: relative; font-size: 13px; color: var(--ink-soft); letter-spacing: 0.005em; padding: 4px 0; transition: color 300ms ease; }
.nav-link::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--ink); transform: scaleX(0); transform-origin: left center; transition: transform 450ms cubic-bezier(.2,.7,.2,1); }
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.is-disabled { opacity: 0.45; pointer-events: none; }
.nav-meta { display: inline-flex; align-items: center; gap: 8px; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-quiet); }
.nav-meta .pulse { width: 6px; height: 6px; background: #6F9C7A; border-radius: 50%; box-shadow: 0 0 0 0 rgba(111,156,122,0.5); animation: pulse 4s ease-in-out infinite; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(111,156,122,0.4); }
  50%      { box-shadow: 0 0 0 6px rgba(111,156,122,0); }
}
/* Mobile menu toggle (burger) — hidden on desktop */
.nav-toggle { display: none; width: 40px; height: 40px; align-items: center; justify-content: center; flex-direction: column; gap: 5px; border-radius: 10px; color: var(--ink); transition: background-color 200ms ease; }
.nav-toggle:hover { background: color-mix(in oklab, var(--ink) 8%, transparent); }
.nav-toggle .bar { display: block; width: 20px; height: 1.5px; background: currentColor; transition: transform 320ms cubic-bezier(.2,.7,.2,1), opacity 200ms ease; }
.nav.nav-open .nav-toggle .bar:first-child { transform: translateY(3.25px) rotate(45deg); }
.nav.nav-open .nav-toggle .bar:last-child { transform: translateY(-3.25px) rotate(-45deg); }
@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; }
  .nav-meta { display: none; }
  .nav-links {
    display: flex; flex-direction: column; gap: 0; align-items: stretch;
    position: fixed; top: 76px; left: 0; right: 0; z-index: 49;
    padding: var(--xs) var(--m) var(--s);
    background: color-mix(in oklab, var(--cloud) 94%, transparent);
    backdrop-filter: saturate(140%) blur(16px);
    -webkit-backdrop-filter: saturate(140%) blur(16px);
    border-bottom: 1px solid var(--hairline);
    opacity: 0; transform: translateY(-10px); pointer-events: none;
    transition: opacity 300ms ease, transform 300ms cubic-bezier(.2,.7,.2,1);
  }
  .nav.nav-open .nav-links { opacity: 1; transform: none; pointer-events: auto; }
  .nav-links .nav-link { font-size: 16px; color: var(--ink); padding: 14px 2px; }
  .nav-links .nav-link + .nav-link { border-top: 1px solid var(--hairline); }
  .nav-link::after { display: none; }
}

/* ─────────────────────────────────────────────────────────
   Atmosphere
   ───────────────────────────────────────────────────────── */
.atmo { position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; opacity: var(--atmo, 1); transition: opacity 600ms ease; }
.atmo-orb {
  position: absolute; width: 50vmax; height: 50vmax; border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, color-mix(in oklab, var(--lavender) 60%, transparent), transparent 60%);
  filter: blur(60px); top: -16vmax; right: -10vmax; opacity: 0.55;
  animation: drift 80s ease-in-out infinite alternate;
}
@keyframes drift {
  0%   { transform: translate(0, 0); }
  100% { transform: translate(-3vmax, 2vmax); }
}
@media (prefers-reduced-motion: reduce) { .atmo-orb { animation: none; } }

/* ─────────────────────────────────────────────────────────
   Hero
   ───────────────────────────────────────────────────────── */
.hero { position: relative; z-index: 1; padding-top: var(--hero-pad); padding-bottom: var(--xxl); }

.hero-watermark {
  position: absolute;
  top: 6vmin; right: -4vmin;
  width: clamp(320px, 42vw, 620px);
  opacity: 0.08;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}
:root[data-theme="dark"] .hero-watermark { opacity: 0.11; }

.hero > .shell { position: relative; z-index: 1; }

.hero .hero-top {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: var(--m); margin-bottom: var(--xxl);
}
.hero .statement {
  font-family: var(--ff-sans); font-weight: 600;
  font-size: clamp(40px, 5.2vw, 80px); line-height: 1.04;
  letter-spacing: -0.028em; color: var(--ink);
  max-width: 18ch; margin: 0;
}
.hero .statement .accent { color: var(--ink); }
.hero .lead {
  margin-top: var(--xl); max-width: 58ch;
  font-size: clamp(18px, 1.55vw, 22px); line-height: 1.5;
  color: var(--ink-soft); font-weight: 400;
}
.hero-thought {
  margin-top: var(--xl);
  font-family: var(--ff-serif); font-style: italic; font-weight: 400;
  font-size: clamp(20px, 1.9vw, 26px); line-height: 1.4;
  letter-spacing: -0.005em;
  color: var(--ink);
  max-width: 50ch;
  border-left: 1px solid var(--hairline-strong);
  padding-left: var(--m);
}
.hero-thought-tail {
  display: block;
  margin-top: 6px;
  font-family: var(--ff-sans);
  font-style: normal;
  font-size: 15px;
  letter-spacing: -0.003em;
  color: var(--ink-soft);
}
.hero .hero-foot {
  margin-top: var(--sec);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--m);
  padding-top: var(--m); border-top: 1px solid var(--hairline);
}
.hero .cell { display: flex; flex-direction: column; gap: 6px; }
@media (max-width: 720px) {
  .hero .hero-foot { grid-template-columns: 1fr 1fr; row-gap: var(--m); }
  .hero .hero-top  { flex-direction: column; align-items: flex-start; gap: var(--s); }
  .hero-thought    { padding-left: var(--s); }
}

/* ─────────────────────────────────────────────────────────
   Passerelle (one-liner between sections)
   ───────────────────────────────────────────────────────── */
.passerelle, .passerelle-block {
  display: inline-block;
  margin-top: var(--xl);
  font-family: var(--ff-sans); font-weight: 500;
  font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-quiet);
  transition: color 300ms ease;
}
.passerelle:hover { color: var(--ink); }
.passerelle-block {
  display: block;
  margin-top: var(--xxl);
  padding-top: var(--m);
  border-top: 1px solid var(--hairline);
  max-width: 64ch;
}

/* ─────────────────────────────────────────────────────────
   FEATURE — Au fil de Nath · approche éditoriale
   ───────────────────────────────────────────────────────── */

/* ① Ouverture */
.feat-opening {
  margin-bottom: var(--xl);
  padding-bottom: var(--xl);
  border-bottom: 1px solid var(--hairline);
}
.feat-context {
  margin-bottom: var(--l);
}
.feat-statement {
  margin: 0 0 var(--xl);
  font-family: var(--ff-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(32px, 4.4vw, 64px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--ink);
  max-width: 24ch;
}
.feat-statement em {
  font-style: italic;
  color: var(--ink);
}
.feat-intro {
  margin: 0;
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 58ch;
}

/* Démarche — méthode condensée en une ligne discrète */
.feat-method-inline {
  display: inline-flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: var(--l);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-quiet);
}
.feat-method-inline-key {
  color: var(--violet);
  letter-spacing: 0.16em;
  position: relative;
  padding-right: 12px;
}
.feat-method-inline-key::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 10px;
  background: var(--hairline-strong);
}

/* ② Diagnostic */
.feat-diag {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-bottom: var(--xl);
  padding-bottom: var(--xl);
  border-bottom: 1px solid var(--hairline);
}
.feat-diag-col {
  display: flex;
  flex-direction: column;
  gap: var(--m);
  padding: var(--l) var(--xl) var(--l) 0;
  border-right: 1px solid var(--hairline);
}
.feat-diag-col:nth-child(2) {
  padding-left: var(--xl);
}
.feat-diag-col:last-child {
  border-right: none;
  padding-left: var(--xl);
  padding-right: 0;
}
.feat-diag-col p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ③ Méthode */
.feat-method {
  margin-bottom: var(--xxl);
  padding-bottom: var(--xxl);
  border-bottom: 1px solid var(--hairline);
}
.feat-method-label {
  display: block;
  margin-bottom: var(--m);
}
.feat-method-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.feat-step {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: var(--m) var(--l) var(--m) 0;
  border-top: 1px solid var(--hairline);
  border-right: 1px solid var(--hairline);
}
.feat-step:last-child {
  border-right: none;
  padding-right: 0;
}
.feat-step-idx {
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--violet);
  font-variant-numeric: tabular-nums;
}
.feat-step-name {
  font-family: var(--ff-sans);
  font-weight: 500;
  font-size: 18px;
  color: var(--ink);
  letter-spacing: -0.012em;
}
.feat-step-q {
  font-family: var(--ff-serif);
  font-style: italic;
  font-size: 14px;
  color: var(--ink-quiet);
  line-height: 1.5;
}

/* ④ Preuve visuelle */
.feat-evidence {
  margin: 0 0 var(--l);
  padding: 0;
}
.feat-evidence-inner {
  border-radius: var(--r-m);
  overflow: hidden;
  border: 1px solid var(--hairline);
  background: var(--cloud-deep);
}
.feat-evidence-inner img {
  width: 100%;
  height: auto;
  display: block;
}
.feat-evidence-caption {
  display: flex;
  gap: var(--xl);
  align-items: baseline;
  margin-top: var(--m);
  padding-top: var(--m);
  border-top: 1px solid var(--hairline);
}
.feat-evidence-label {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--violet);
  white-space: nowrap;
  flex-shrink: 0;
}
.feat-evidence-caption > span:last-child {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-quiet);
  max-width: 68ch;
}

/* ⑤ Pied de section */
.feat-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--m);
  flex-wrap: wrap;
  padding-top: var(--l);
  border-top: 1px solid var(--hairline);
}
.feat-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}
.feat-cta-link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--ff-sans);
  font-weight: 500;
  font-size: 17px;
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 3px;
  white-space: nowrap;
  transition: gap 300ms ease, opacity 300ms ease;
}
.feat-cta-link span[aria-hidden] {
  transition: transform 300ms ease;
}
.feat-cta-link:hover {
  opacity: 0.7;
}
.feat-cta-link:hover span[aria-hidden] {
  transform: translate(2px, -2px);
}

/* Responsive feat-* */
@media (max-width: 900px) {
  .feat-diag {
    grid-template-columns: 1fr;
  }
  .feat-diag-col {
    border-right: none;
    border-bottom: 1px solid var(--hairline);
    padding: var(--m) 0;
  }
  .feat-diag-col:nth-child(2),
  .feat-diag-col:last-child {
    padding-left: 0;
    padding-right: 0;
  }
  .feat-diag-col:last-child {
    border-bottom: none;
  }
  .feat-method-steps {
    grid-template-columns: 1fr 1fr;
  }
  .feat-step:nth-child(2n) {
    border-right: none;
    padding-right: 0;
  }
  .feat-step:nth-child(3),
  .feat-step:nth-child(4) {
    border-top: 1px solid var(--hairline);
  }
}
@media (max-width: 600px) {
  .feat-method-steps {
    grid-template-columns: 1fr;
  }
  .feat-step {
    border-right: none;
    padding-right: 0;
  }
  .feat-foot {
    flex-direction: column;
    align-items: flex-start;
  }
  .feat-tags {
    justify-content: flex-start;
  }
  .feat-evidence-caption {
    flex-direction: column;
    gap: var(--s);
  }
  .feat-statement br { display: none; }
}

/* ─────────────────────────────────────────────────────────
   SECONDARY — La Promenade teaser
   ───────────────────────────────────────────────────────── */
.secondary-card {
  display: grid; grid-template-columns: 7fr 5fr;
  gap: var(--xl);
  padding: var(--xl) 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  transition: padding 500ms cubic-bezier(.2,.7,.2,1);
}
a.secondary-card:hover { padding-left: var(--m); padding-right: var(--m); }
a.secondary-card:hover .secondary-status { color: var(--ink); }
a.secondary-card .secondary-status { transition: color 300ms ease; }
.secondary-meta { display: flex; flex-direction: column; gap: var(--s); }
.secondary-meta .t-label { color: var(--violet); }
.secondary-title {
  margin: 0;
  font-family: var(--ff-sans); font-weight: 600;
  font-size: clamp(24px, 2.6vw, 36px); line-height: 1.12;
  letter-spacing: -0.018em; color: var(--ink);
  max-width: 22ch;
}
.secondary-lead {
  margin: 0; font-size: 16px; line-height: 1.6;
  color: var(--ink-soft); max-width: 56ch;
}
.secondary-side {
  display: flex; flex-direction: column; gap: var(--l);
  align-self: stretch;
  border-left: 1px solid var(--hairline);
  padding-left: var(--xl);
}
.secondary-axes { display: flex; flex-direction: column; gap: 10px; }
.secondary-axes ul {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 4px;
  font-size: 15px; color: var(--ink);
}
.secondary-status {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-quiet);
}
.secondary-status .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--violet); opacity: 0.7;
}
@media (max-width: 900px) {
  .secondary-card { grid-template-columns: 1fr; }
  .secondary-side { border-left: 0; border-top: 1px solid var(--hairline); padding-left: 0; padding-top: var(--m); }
}

/* ─────────────────────────────────────────────────────────
   APPROACH — 4 questions
   ───────────────────────────────────────────────────────── */
.approach-head { display: flex; justify-content: space-between; align-items: baseline; gap: var(--m); margin-bottom: var(--xl); }
.approach-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  border-top: 1px solid var(--hairline);
}
.approach-cell {
  display: flex; flex-direction: column; gap: 12px;
  padding: var(--l) var(--m) var(--l) 0;
  border-right: 1px solid var(--hairline);
  transition: background-color 300ms ease, padding 300ms ease;
}
.approach-cell:hover { background: color-mix(in oklab, var(--lavender) 18%, transparent); padding-left: var(--s); }
.approach-cell:last-child { border-right: none; }
.approach-cell .idx { font-size: 11px; letter-spacing: 0.18em; color: var(--violet); font-variant-numeric: tabular-nums; }
.approach-cell .step { font-family: var(--ff-sans); font-weight: 500; font-size: 18px; color: var(--ink); letter-spacing: -0.012em; }
.approach-cell .q { font-family: var(--ff-serif); font-style: italic; font-size: 15px; color: var(--ink-soft); line-height: 1.45; }
.approach-cell .d { font-size: 13px; color: var(--ink-soft); line-height: 1.55; }
.approach-cell .link {
  margin-top: auto; padding-top: var(--m);
  font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink); display: inline-flex; align-items: baseline; gap: 6px;
  opacity: 0.75; transition: opacity 300ms;
}
.approach-cell:hover .link { opacity: 1; }
@media (max-width: 900px) {
  .approach-grid { grid-template-columns: 1fr 1fr; }
  .approach-cell { padding-right: var(--m); border-right: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); }
  .approach-cell:nth-child(2n) { border-right: none; }
}
@media (max-width: 540px) {
  .approach-grid { grid-template-columns: 1fr; }
  .approach-cell { border-right: none; }
}

/* ─────────────────────────────────────────────────────────
   Tag / chip — composant global
   ───────────────────────────────────────────────────────── */
.tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--ff-sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--ink-quiet);
  padding: 3px 9px;
  background: var(--cloud-deep);
  border: 1px solid var(--hairline);
  border-radius: 99px;
  white-space: nowrap;
}

/* ─────────────────────────────────────────────────────────
   SERVICES — Trois modes d'intervention
   ───────────────────────────────────────────────────────── */
.services-statement {
  font-family: var(--ff-sans);
  font-weight: 600;
  font-size: clamp(32px, 3.8vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.022em;
  color: var(--ink);
  max-width: 22ch;
  margin: 0 0 var(--xxl);
}
.services-list { border-top: 1px solid var(--hairline); }
.service-item {
  display: grid;
  grid-template-columns: 52px 1fr 160px;
  gap: var(--l);
  align-items: start;
  padding: var(--xl) 0;
  border-bottom: 1px solid var(--hairline);
}
.service-num {
  font-family: var(--ff-sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--ink-faint);
  padding-top: 5px;
  font-variant-numeric: tabular-nums;
}
.service-title {
  margin: 0 0 var(--s);
  font-family: var(--ff-sans);
  font-weight: 600;
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink);
  max-width: 36ch;
}
.service-desc {
  margin: 0 0 var(--m);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 52ch;
}
.service-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.service-price {
  display: flex;
  flex-direction: column;
  gap: 5px;
  align-items: flex-end;
  padding-top: 5px;
  text-align: right;
}
.service-price-val {
  font-family: var(--ff-sans);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: -0.008em;
  color: var(--ink);
}
@media (max-width: 900px) {
  .service-item { grid-template-columns: 52px 1fr; }
  .service-price {
    grid-column: 2;
    flex-direction: row;
    align-items: center;
    gap: var(--s);
    text-align: left;
    padding-top: 0;
    padding-bottom: var(--s);
  }
  .service-price .t-label { order: -1; }
}
@media (max-width: 540px) {
  .service-item { grid-template-columns: 1fr; gap: var(--s); padding: var(--l) 0; }
  .service-num { padding-top: 0; }
  .service-price {
    grid-column: 1;
    flex-direction: row;
    align-items: center;
    gap: var(--s);
    text-align: left;
    padding-top: 0;
  }
}

/* ─────────────────────────────────────────────────────────
   ABOUT
   ───────────────────────────────────────────────────────── */
.about .grid {
  display: grid; grid-template-columns: 4fr 8fr;
  gap: var(--xxl); align-items: flex-start;
}
.about-media { display: flex; flex-direction: column; gap: var(--s); }
.about-photo {
  border-radius: var(--r-m);
  background:
    radial-gradient(120% 90% at 30% 30%,
      color-mix(in oklab, var(--lavender) 70%, transparent),
      var(--lavender) 60%,
      color-mix(in oklab, var(--twilight) 40%, var(--lavender)) 100%);
  border: 1px solid var(--hairline);
  position: relative; overflow: hidden;
}
.about-photo--main { aspect-ratio: 4 / 5; }
.about-photo--sec  { aspect-ratio: 4 / 3; }
.about-photo img {
  width: 100%; height: 100%; object-fit: cover; object-position: center top;
  display: block;
}
.about-photo--sec img { object-position: center center; }
.about-photo-hint {
  position: absolute; bottom: 14px; left: 14px;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 11px; letter-spacing: 0.06em;
  color: rgba(36,38,48,0.55);
}
:root[data-theme="dark"] .about-photo-hint { color: rgba(236,233,241,0.6); }
.about-body p { margin: 0 0 var(--m); font-size: 18px; line-height: 1.6; max-width: 56ch; }
.about-body p.lead { font-size: 22px; line-height: 1.45; color: var(--ink); }
.about-body p.muted { color: var(--ink-soft); }
.about-fields {
  margin-top: var(--xl); display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--l); padding-top: var(--l); border-top: 1px solid var(--hairline);
}
.about-field p {
  margin: 12px 0 0; font-size: 15px; line-height: 1.5;
  color: var(--ink); letter-spacing: -0.005em; max-width: 30ch;
}
@media (max-width: 900px) {
  .about .grid { grid-template-columns: 1fr; gap: var(--l); }
  .about-media { max-width: 340px; }
  .about-fields { grid-template-columns: 1fr; gap: var(--m); }
}

/* ─────────────────────────────────────────────────────────
   Contact
   ───────────────────────────────────────────────────────── */
.contact { position: relative; }
.contact-card {
  position: relative; background: var(--ink); color: var(--cloud);
  border-radius: var(--r-l); padding: var(--sec) var(--xl);
  overflow: hidden; box-shadow: var(--shadow-2);
}
.contact-card::before {
  content: ""; position: absolute;
  inset: -30% -10% auto auto; width: 60%; height: 160%;
  background: radial-gradient(closest-side, color-mix(in oklab, var(--twilight) 70%, transparent), transparent 70%);
  filter: blur(40px); opacity: 0.85; pointer-events: none;
}
.contact-card > * { position: relative; }
.contact-status {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  color: color-mix(in oklab, var(--cloud) 80%, transparent);
  margin-bottom: var(--xl);
  padding: 6px 12px;
  border: 1px solid color-mix(in oklab, var(--cloud) 22%, transparent);
  border-radius: 999px;
}
.contact-status .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #8EC79A;
  box-shadow: 0 0 0 0 rgba(142,199,154,0.5);
  animation: pulse 4s ease-in-out infinite;
}
.contact-grid {
  display: grid; grid-template-columns: 7fr 5fr;
  gap: var(--xl); align-items: flex-end;
}
.contact-title {
  margin: 0; font-family: var(--ff-sans); font-weight: 500;
  font-size: clamp(32px, 4vw, 56px); line-height: 1.06;
  letter-spacing: -0.022em; color: var(--cloud); max-width: 18ch;
}
.contact-title .accent {
  font-family: var(--ff-serif); font-style: italic; font-weight: 400;
  letter-spacing: -0.005em;
  color: color-mix(in oklab, var(--lavender) 80%, white);
}
.contact-email {
  display: inline-flex; align-items: baseline; gap: 10px;
  margin-top: var(--m);
  font-family: var(--ff-sans); font-weight: 500;
  font-size: clamp(20px, 1.8vw, 24px); letter-spacing: -0.012em;
  color: var(--cloud); position: relative;
}
.contact-email::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 1px; background: var(--cloud);
  transform: scaleX(0.2); transform-origin: left center;
  transition: transform 500ms cubic-bezier(.2,.7,.2,1);
}
.contact-email:hover::after { transform: scaleX(1); }
.contact-body { margin-top: var(--m); max-width: 48ch; color: color-mix(in oklab, var(--cloud) 80%, transparent); }
.contact-side { display: flex; flex-direction: column; gap: var(--m); padding-bottom: 6px; }
.contact-side .item { display: flex; flex-direction: column; gap: 4px; }
.contact-side .t-label { color: color-mix(in oklab, var(--cloud) 62%, transparent); }
.contact-side .v { color: var(--cloud); font-size: 16px; }
.contact-side a.nav-link { color: color-mix(in oklab, var(--cloud) 82%, transparent); font-size: 16px; }
.contact-side a.nav-link:hover { color: var(--cloud); }
.contact-side a.nav-link::after { background: var(--cloud); }
.contact-side a.nav-link.is-disabled { opacity: 0.35; }
.contact-elsewhere { display: flex; gap: 14px; }
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: var(--l); }
  .contact-card { padding: var(--xl) var(--l); }
}

/* ─────────────────────────────────────────────────────────
   Footer
   ───────────────────────────────────────────────────────── */
.footer { margin-top: var(--sec); padding: var(--xl) 0 var(--l); border-top: 1px solid var(--hairline); }
.footer-signature {
  font-family: var(--ff-serif); font-style: italic; font-weight: 400;
  font-size: clamp(20px, 2.2vw, 28px); line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--ink);
  max-width: 36ch; margin: 0 0 var(--xxl);
  padding-bottom: var(--xl); border-bottom: 1px solid var(--hairline);
}
.footer-row { display: flex; justify-content: space-between; align-items: baseline; gap: var(--m); flex-wrap: wrap; }
.footer-meta { display: flex; gap: var(--l); flex-wrap: wrap; }
.footer .brand-foot { display: inline-flex; align-items: center; gap: 10px; }
.footer .brand-foot img.footer-lockup { width: auto; height: 34px; opacity: 0.92; }
.footer .brand-foot .word { font-size: 13px; letter-spacing: 0.2em; font-weight: 600; color: var(--ink); }
.footer-meta a.footer-link {
  color: var(--ink-quiet);
  border-bottom: 1px solid transparent;
  transition: color 300ms ease, border-color 300ms ease;
}
.footer-meta a.footer-link:hover { color: var(--ink); border-bottom-color: var(--hairline-strong); }

/* ─────────────────────────────────────────────────────────
   Reveal
   ───────────────────────────────────────────────────────── */
.reveal {
  opacity: 0; transform: translateY(8px);
  transition: opacity 1100ms cubic-bezier(.2,.7,.2,1), transform 1100ms cubic-bezier(.2,.7,.2,1);
  transition-delay: var(--reveal-delay, 0ms);
}
.reveal.in { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ─────────────────────────────────────────────────────────
   Tweaks panel
   ───────────────────────────────────────────────────────── */
.tweaks {
  position: fixed; bottom: 24px; right: 24px; z-index: 100;
  background: color-mix(in oklab, var(--cloud) 92%, white);
  backdrop-filter: blur(12px);
  border: 1px solid var(--hairline);
  box-shadow: var(--shadow-3);
  border-radius: 14px; padding: 16px; width: 280px;
  display: none;
  font-family: var(--ff-sans); color: var(--ink);
}
.tweaks.open { display: block; }
.tweaks .tw-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.tweaks .tw-title { font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-quiet); }
.tweaks .tw-close { width: 22px; height: 22px; display: inline-flex; align-items: center; justify-content: center; color: var(--ink-soft); border-radius: 50%; transition: background-color 200ms; }
.tweaks .tw-close:hover { background: var(--hairline); color: var(--ink); }
.tweaks .tw-section { margin-bottom: 14px; }
.tweaks .tw-section:last-child { margin-bottom: 0; }
.tweaks .tw-label { font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-quiet); margin-bottom: 8px; }
.tweaks .seg { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; background: var(--cloud-deep); border-radius: 10px; padding: 4px; }
.tweaks .seg button { font-size: 12px; padding: 8px 6px; border-radius: 7px; color: var(--ink-soft); transition: background-color 250ms, color 250ms; }
.tweaks .seg button.on { background: var(--cloud); color: var(--ink); box-shadow: var(--shadow-1); }
.tweaks input[type="range"] { width: 100%; accent-color: var(--violet); }

/* ─────────────────────────────────────────────────────────
   CASE STUDY — au-fil-de-nath
   ───────────────────────────────────────────────────────── */
.cs-hero {
  position: relative; padding-top: var(--hero-pad); padding-bottom: var(--xxl);
}
.cs-hero .crumb {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-quiet);
  margin-bottom: var(--xl);
}
.cs-hero .crumb a { color: var(--ink-quiet); border-bottom: 1px solid transparent; transition: color 300ms, border-color 300ms; }
.cs-hero .crumb a:hover { color: var(--ink); border-bottom-color: var(--ink); }
.cs-hero .crumb .sep { opacity: 0.4; }
.cs-hero h1 {
  margin: 0;
  font-family: var(--ff-sans); font-weight: 600;
  font-size: clamp(40px, 5.4vw, 84px); line-height: 1.02;
  letter-spacing: -0.028em; color: var(--ink); max-width: 22ch;
}
.cs-hero h1 .accent { color: var(--ink); }
.cs-hero .subtitle {
  margin-top: var(--m); font-size: clamp(20px, 1.8vw, 24px);
  line-height: 1.45; color: var(--ink-soft); max-width: 60ch;
}
.cs-hero .meta {
  margin-top: var(--xxl); padding-top: var(--m);
  border-top: 1px solid var(--hairline);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--m);
}
.cs-hero .meta .cell { display: flex; flex-direction: column; gap: 6px; }
@media (max-width: 720px) { .cs-hero .meta { grid-template-columns: 1fr 1fr; row-gap: var(--m); } }

.cs-key {
  font-family: var(--ff-serif); font-style: italic; font-weight: 400;
  font-size: clamp(18px, 1.6vw, 22px); line-height: 1.4;
  color: var(--ink-soft);
  border-left: 1px solid var(--hairline-strong);
  padding-left: var(--m);
  max-width: 58ch;
  margin: 0 0 var(--l);
}

.cs-chapter {
  padding-top: var(--xxl); padding-bottom: var(--xxl);
}
.cs-chapter + .cs-chapter { border-top: 1px solid var(--hairline); margin-top: 0; }
.cs-chapter .chap-head {
  display: flex; align-items: baseline; gap: var(--m); margin-bottom: var(--l);
}
.cs-chapter .chap-head .num {
  font-size: 11px; letter-spacing: 0.18em; color: var(--violet);
  font-variant-numeric: tabular-nums;
}
.cs-chapter h2 {
  margin: 0 0 var(--l);
  font-family: var(--ff-sans); font-weight: 600;
  font-size: clamp(28px, 3.2vw, 44px); line-height: 1.1;
  letter-spacing: -0.022em; color: var(--ink);
  max-width: 22ch;
}
.cs-chapter h2 .accent { color: var(--ink); }
.cs-chapter h3 {
  margin: var(--xl) 0 var(--s);
  font-family: var(--ff-sans); font-weight: 600;
  font-size: 20px; line-height: 1.25; letter-spacing: -0.008em;
  color: var(--ink);
}
.cs-chapter p {
  margin: 0 0 var(--m);
  font-size: 17px; line-height: 1.65; color: var(--ink);
  max-width: 64ch;
}
.cs-chapter p.muted { color: var(--ink-soft); }
.cs-chapter ul {
  margin: 0 0 var(--m); padding-left: 0; list-style: none;
  display: flex; flex-direction: column; gap: 8px;
  max-width: 64ch;
}
.cs-chapter ul li {
  position: relative;
  padding-left: var(--m);
  font-size: 16px; line-height: 1.6; color: var(--ink);
}
.cs-chapter ul li::before {
  content: ""; position: absolute;
  left: 0; top: 0.7em;
  width: 14px; height: 1px;
  background: var(--violet); opacity: 0.6;
}
.cs-chapter .cs-grid-2 {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--xl);
}
.cs-chapter .cs-grid-3 {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--l);
}
@media (max-width: 720px) {
  .cs-chapter .cs-grid-2, .cs-chapter .cs-grid-3 { grid-template-columns: 1fr; }
}

.cs-quote {
  font-family: var(--ff-serif); font-style: italic; font-weight: 400;
  font-size: clamp(18px, 1.8vw, 22px); line-height: 1.45;
  color: var(--ink);
  margin: var(--m) 0;
  padding: 0 var(--m);
  border-left: 2px solid var(--violet);
  max-width: 50ch;
}

.cs-card {
  background: var(--cloud-deep);
  border: 1px solid var(--hairline);
  border-radius: var(--r-m);
  padding: var(--l);
}
.cs-card h4 {
  margin: 0 0 var(--s);
  font-family: var(--ff-sans); font-weight: 600; font-size: 16px;
  letter-spacing: -0.005em; color: var(--ink);
}
.cs-card p { font-size: 15px; margin-bottom: var(--s); }
.cs-card p:last-child { margin-bottom: 0; }
.cs-card ul li { font-size: 14px; }

/* Image figures inside a chapter */
.cs-fig {
  margin: var(--xl) 0;
  border-radius: var(--r-m);
  overflow: hidden;
  border: 1px solid var(--hairline);
  background: var(--cloud-deep);
}
.cs-fig img { width: 100%; height: auto; display: block; }
.cs-fig figcaption {
  padding: var(--s) var(--m);
  font-size: 12px; letter-spacing: 0.06em;
  color: var(--ink-quiet);
  border-top: 1px solid var(--hairline);
  background: color-mix(in oklab, var(--cloud-deep) 70%, transparent);
}
.cs-fig-pair {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--s); margin: var(--xl) 0;
}
.cs-fig-pair .cs-fig { margin: 0; }
@media (max-width: 720px) {
  .cs-fig-pair { grid-template-columns: 1fr; }
}

/* Mobile mockups row */
.cs-mobile-row {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: var(--s); margin: var(--xl) 0;
}
.cs-mobile-row .cs-fig { margin: 0; }
.cs-mobile-row .cs-fig img { aspect-ratio: 9 / 19.5; object-fit: cover; object-position: top; }
@media (max-width: 720px) {
  .cs-mobile-row { grid-template-columns: 1fr 1fr; }
}

/* CS next chapter */
.cs-next {
  margin-top: var(--sec); padding: var(--xl) 0;
  border-top: 1px solid var(--hairline);
  display: grid; grid-template-columns: 5fr 7fr; gap: var(--xl);
  align-items: center;
}
.cs-next .t-label { color: var(--violet); }
.cs-next h3 {
  margin: 8px 0 0;
  font-family: var(--ff-sans); font-weight: 500;
  font-size: clamp(22px, 2.2vw, 30px); line-height: 1.15;
  letter-spacing: -0.018em; color: var(--ink);
  max-width: 22ch;
}
.cs-next .next-action {
  display: inline-flex; align-items: baseline; gap: 8px;
  justify-self: end;
  font-family: var(--ff-sans); font-weight: 500;
  font-size: 16px;
  border-bottom: 1px solid var(--ink); padding-bottom: 2px;
}
@media (max-width: 720px) {
  .cs-next { grid-template-columns: 1fr; }
  .cs-next .next-action { justify-self: flex-start; }
}

.cs-signature {
  margin-top: var(--xl);
  display: flex; align-items: center; gap: var(--m);
  padding-top: var(--m);
  border-top: 1px solid var(--hairline);
}
.cs-signature img { width: 28px; height: 28px; opacity: 0.5; }
:root[data-theme="dark"] .cs-signature img { filter: invert(1) brightness(2); }
.cs-signature .t-label { color: var(--ink-quiet); }

/* Footer logo system */
.footer-row {
  display: flex; justify-content: space-between; align-items: center;
  gap: var(--l); flex-wrap: wrap; margin-top: var(--m);
}
.brand-foot {
  display: inline-flex; align-items: center; gap: 12px;
}
.footer-lockup { height: 34px; width: auto; opacity: 0.92; }

/* ─────────────────────────────────────────────────────────
   Accessibility utilities — focus, skip link, screen-reader
   ───────────────────────────────────────────────────────── */
:where(a, button, input, [tabindex]):focus-visible {
  outline: 2px solid var(--violet);
  outline-offset: 3px;
  border-radius: 3px;
}
.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: 12px; left: 12px; z-index: 200;
  transform: translateY(-160%);
  background: var(--ink); color: var(--cloud);
  padding: 10px 18px; border-radius: 10px;
  font-family: var(--ff-sans); font-weight: 500; font-size: 13px;
  letter-spacing: 0.01em; box-shadow: var(--shadow-3);
  transition: transform 200ms cubic-bezier(.2,.7,.2,1);
}
.skip-link:focus { transform: none; }