/* ==================================================================
   Equily - style.css
   Système : fond papier, cartes blanches, tuiles d’icônes bleues,
   « feuilles » foncées superposées, une seule animation d’apparition.
   ================================================================== */

:root {
  --blue: #667fff;
  --blue-dark: #435cdb;
  --blue-soft: #e9edff;
  --ink: #111731;
  --navy: #121936;
  --muted: #555e79;
  --paper: #f5f7ff;
  --line: #dce0eb;
  --radius: 28px;
  --radius-sm: 20px;
  --sheet-radius: clamp(28px, 4vw, 56px);
  --shell: min(1280px, calc(100% - 96px));
  --header-h: 88px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --scene-duration: 6s;
  --shadow-xs: 0 1px 2px rgba(17,23,49,.05);
  --shadow-sm: 0 10px 30px rgba(17,23,49,.06);
  --shadow-md: 0 24px 56px rgba(17,23,49,.09);
  --shadow-blue: 0 26px 64px rgba(67,92,219,.28);
  --reveal-y: 28px;
  --reveal-t: .85s;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }
body { margin: 0; overflow-x: hidden; background: var(--paper); color: var(--ink); font-family: Arial, Helvetica, sans-serif; font-size: 18px; font-weight: 550; line-height: 1.5; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img, video, svg { display: block; max-width: 100%; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 4px; border-radius: 6px; }
.hero :focus-visible, .sheet-dark :focus-visible, .sheet-blue :focus-visible, .footer :focus-visible { outline-color: #fff; }
main { position: relative; }
.shell { width: var(--shell); margin-inline: auto; }
.section { padding-block: clamp(96px, 11vw, 160px); }
.section-line { border-top: 1px solid var(--line); }
.sr-only { position: absolute; 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; z-index: 1000; top: -70px; left: 18px; padding: 12px 18px; border-radius: 999px; background: #fff; color: var(--ink); font-weight: 700; transition: top .2s ease; }
.skip-link:focus { top: 18px; }

/* ------------------------------------------------------------------
   Composants partagés
------------------------------------------------------------------ */
.kicker { margin-bottom: 24px; color: var(--blue-dark); font-size: clamp(17px, 1.3vw, 20px); font-weight: 850; letter-spacing: .01em; }
.sheet-dark .kicker, .sheet-blue .kicker { color: #bac4ff; }
.section-head { max-width: 860px; margin-bottom: clamp(48px, 6vw, 84px); }
.section-head h2 { margin: 0; font-size: clamp(42px, 5.2vw, 78px); font-weight: 800; line-height: .98; letter-spacing: -.055em; }
.section-head h2 em { font-family: Georgia, 'Times New Roman', serif; font-weight: 400; font-style: italic; color: var(--blue); }
.sheet-dark .section-head h2 em, .sheet-blue .section-head h2 em { color: #cbd2ff; }
.section-head p { max-width: 560px; margin: 26px 0 0; color: var(--muted); font-size: 19px; font-weight: 600; line-height: 1.6; }
.sheet-dark .section-head p, .sheet-blue .section-head p { color: rgba(255,255,255,.82); }
.section-head-split { max-width: none; display: grid; grid-template-columns: minmax(0, 1.2fr) auto; gap: 40px 8vw; align-items: end; }
.section-head-split > p { margin: 0 0 8px; }

.card { padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; color: var(--ink); box-shadow: var(--shadow-xs); transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease); }
.card:hover { transform: translateY(-4px); border-color: rgba(102,127,255,.4); box-shadow: var(--shadow-md); }
.card h3 { margin: 0 0 10px; font-size: clamp(23px, 1.8vw, 28px); font-weight: 850; line-height: 1.15; letter-spacing: -.035em; }
.card p { margin: 0; color: var(--muted); font-size: 17px; font-weight: 600; line-height: 1.6; }
.card-row { display: grid; grid-template-columns: 68px minmax(0, 1fr); gap: 24px; align-items: start; }
.card-row h3 { margin-top: 6px; }

.icon-tile { width: 68px; height: 68px; display: grid; place-items: center; flex: 0 0 68px; border-radius: 22px; background: var(--blue-soft); color: var(--blue-dark); }
.icon-tile svg { width: 32px; height: 32px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.icon-tile-flag { grid-template-columns: repeat(3,1fr); overflow: hidden; padding: 18px 16px; background: #fff; box-shadow: inset 0 0 0 1px rgba(17,23,49,.1); }
.icon-tile-flag b { width: 100%; height: 100%; }
.icon-tile-flag b:nth-child(1) { background: #002654; }
.icon-tile-flag b:nth-child(2) { background: #fff; }
.icon-tile-flag b:nth-child(3) { background: #ed2939; }

.pill { width: fit-content; padding: 8px 14px; border-radius: 999px; background: var(--blue-soft); color: var(--blue-dark); font-size: 13px; font-weight: 850; }
.pill-solid { background: var(--blue); color: #fff; }

.note { max-width: 720px; margin: 28px 0 0; color: #6f768b; font-size: 14px; font-weight: 600; line-height: 1.55; }
.evidence-note, .medical-note { font-weight: 400; }
.note-light { margin-inline: auto; color: rgba(255,255,255,.72); font-size: 16px; text-align: center; }
.note-light a { color: #cbd2ff; font-weight: 800; text-decoration: underline; text-underline-offset: 4px; }

.button { width: fit-content; display: inline-flex; align-items: center; justify-content: center; gap: 14px; min-height: 56px; padding: 16px 26px; border-radius: 999px; font-size: 16px; font-weight: 850; transition: transform .2s ease, box-shadow .2s ease, filter .2s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); }
.button-primary { background: var(--blue); color: var(--ink); box-shadow: 0 14px 36px rgba(102,127,255,.3); }
.button-primary:hover, .button-primary:focus-visible { filter: brightness(.93); box-shadow: 0 20px 42px rgba(102,127,255,.45); }
.button-lg { min-height: 66px; padding: 20px 34px; font-size: 18px; }
.btn-arrow { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; transition: transform .2s ease; }
.button:hover .btn-arrow { transform: translateX(4px); }

/* ------------------------------------------------------------------
   Apparition au défilement : un seul réglage pour tout le site
------------------------------------------------------------------ */
.reveal { opacity: 0; transform: translateY(var(--reveal-y)); transition: opacity var(--reveal-t) var(--ease), transform var(--reveal-t) var(--ease); transition-delay: var(--d, 0ms); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal-group > .reveal:nth-child(2) { --d: 100ms; }
.reveal-group > .reveal:nth-child(3) { --d: 200ms; }
.reveal-group > .reveal:nth-child(4) { --d: 300ms; }
.reveal-group > .reveal:nth-child(5) { --d: 400ms; }

/* ------------------------------------------------------------------
   Feuilles superposées (transitions entre sections)
------------------------------------------------------------------ */
.sheet { position: relative; border-radius: var(--sheet-radius) var(--sheet-radius) 0 0; margin-top: calc(-1 * var(--sheet-radius)); box-shadow: 0 -18px 50px rgba(17,23,49,.14); }
.sheet-dark { background: var(--navy); color: #fff; }
.sheet-blue { background: var(--blue); color: #fff; box-shadow: 0 -18px 50px rgba(0,0,0,.22); }
.sheet-light { background: var(--paper); color: var(--ink); box-shadow: 0 -18px 50px rgba(0,0,0,.18); }
.sheet-white { background: #fff; color: var(--ink); }
#enjeu { z-index: 1; }
#science { z-index: 2; }
#methode { z-index: 3; }
#securite { z-index: 4; }
.faq-section { z-index: 5; }
.final-cta { z-index: 6; }

/* ------------------------------------------------------------------
   En-tête
------------------------------------------------------------------ */
.header { position: fixed; z-index: 20; top: 0; left: 0; width: 100%; height: var(--header-h); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding-inline: clamp(24px, 4vw, 72px); border-bottom: 1px solid rgba(255,255,255,.22); background: transparent; color: #fff; transition: background .25s ease, border-color .25s ease, color .25s ease, backdrop-filter .25s ease; }
.header.scrolled { border-bottom-color: rgba(17,23,49,.1); background: rgba(255,255,255,.9); color: var(--ink); backdrop-filter: blur(16px); }
.scroll-progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 3px; pointer-events: none; }
.scroll-progress i { display: block; height: 100%; width: 100%; background: var(--blue); transform-origin: left; transform: scaleX(var(--progress, 0)); }
.brand { width: fit-content; display: inline-flex; align-items: center; gap: 10px; font-size: 25px; font-weight: 850; letter-spacing: -.045em; }
.brand img { width: 38px; height: auto; object-fit: contain; }
.nav { display: flex; align-items: center; gap: clamp(20px, 2.4vw, 36px); }
.nav a { color: rgba(255,255,255,.88); font-size: 15px; font-weight: 750; white-space: nowrap; }
.nav a:hover, .nav a:focus-visible { color: #fff; }
.header.scrolled .nav a { color: rgba(17,23,49,.76); }
.header.scrolled .nav a:hover, .header.scrolled .nav a:focus-visible { color: var(--blue); }
.nav-download { justify-self: end; padding: 14px 20px; border-radius: 999px; background: var(--blue); color: var(--ink); font-size: 15px; font-weight: 800; box-shadow: 0 10px 28px rgba(102,127,255,.28); transition: filter .2s ease, transform .2s ease; }
.nav-download:hover, .nav-download:focus-visible { filter: brightness(.93); transform: translateY(-1px); }
.menu-toggle, .mobile-menu { display: none; }

/* ------------------------------------------------------------------
   Hero
------------------------------------------------------------------ */
.hero { position: relative; height: 100svh; min-height: 620px; display: grid; grid-template-rows: minmax(0,1fr) auto; overflow: hidden; background: #121212; color: #fff; }
.hero-media, .hero-overlay { position: absolute; inset: 0; }
.hero-media video { position: absolute; z-index: 0; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; filter: saturate(.72) contrast(.96); transform: scale(1.02); transition: opacity 1s var(--ease), transform var(--scene-duration) linear; will-change: opacity, transform; }
.hero-media video.active { z-index: 1; opacity: 1; transform: scale(1.075); }
.hero-media video[data-scene="wake"] { left: -5%; width: 110%; transform: translateX(2.5%) rotateY(180deg) scale(1.025); }
.hero-media video[data-scene="wake"].active { transform: translateX(-2.5%) rotateY(180deg) scale(1.075); }
.hero-overlay { background: linear-gradient(90deg, rgba(8,8,8,.92) 0%, rgba(8,8,8,.83) 52%, rgba(8,8,8,.74) 100%); }
.hero-inner { position: relative; z-index: 2; width: var(--shell); min-height: 0; height: 100%; display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr); align-items: center; gap: clamp(24px,4vw,60px); padding-top: clamp(84px,11svh,104px); padding-bottom: clamp(34px,7svh,72px); }
.hero-copy { max-width: 820px; display: flex; flex-direction: column; align-items: flex-start; }
.hero h1 { max-width: 840px; margin: 0; color: #fff; font-size: clamp(48px, 6.2vw, 100px); font-weight: 850; line-height: .86; letter-spacing: -.06em; }
.hero-highlight { display: inline-block; margin-top: -.02em; white-space: nowrap; color: var(--blue); }
.hero-text { max-width: 610px; margin: 30px 0 0; color: rgba(255,255,255,.9); font-size: clamp(19px,1.4vw,23px); font-weight: 600; line-height: 1.55; }
.hero-actions { display: flex; align-items: center; gap: 32px; margin-top: 40px; }
.hero-cta-btn { min-height: 64px; padding: 18px 34px; font-size: 17px; box-shadow: 0 16px 36px rgba(102,127,255,.38), inset 0 1px 0 rgba(255,255,255,.3); }
.hero-secondary-link { display: inline-flex; align-items: center; gap: 12px; color: rgba(255,255,255,.85); font-size: 16px; font-weight: 700; transition: color .2s ease; }
.hero-secondary-link:hover { color: #fff; }
.scroll-icon { width: 34px; height: 34px; display: grid; flex: 0 0 34px; place-items: center; border: 1px solid rgba(255,255,255,.42); border-radius: 50%; transition: border-color .2s ease, background .2s ease; }
.scroll-icon svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; animation: scroll-cue 1.55s ease-in-out infinite; }
.hero-secondary-link:hover .scroll-icon { border-color: #fff; background: rgba(255,255,255,.1); }
@keyframes scroll-cue { 0%,100% { transform: translateY(-1px); } 50% { transform: translateY(3px); } }

.phone-stage { position: relative; height: min(62svh,630px); min-height: min(450px,55svh); display: flex; align-items: center; justify-content: center; }
.phone { position: absolute; left: 50%; top: 50%; width: auto; height: min(70svh, calc(100svh - var(--header-h) - 190px), 660px); aspect-ratio: 9 / 19.2; padding: 8px; overflow: hidden; border: 1px solid rgba(255,255,255,.7); border-radius: 46px; background: #111523; box-shadow: 0 35px 90px rgba(0,0,0,.55), inset 0 0 0 1px rgba(255,255,255,.18); transform: translate(-50%,-50%) rotate(3deg); }
.hero .phone { opacity: .9; }
.phone-speaker { position: absolute; z-index: 3; left: 50%; top: 13px; width: 68px; height: 18px; border-radius: 99px; background: #0e1220; transform: translateX(-50%); }
.phone-video, .phone-screen { width: 100%; height: 100%; object-fit: cover; border-radius: 32px; opacity: .92; }

.daybar { position: relative; z-index: 3; width: 100%; max-width: 100%; min-height: 104px; display: grid; grid-template-columns: minmax(230px,.8fr) minmax(0,1.65fr); align-items: center; gap: clamp(24px,4vw,64px); overflow: hidden; padding-inline: clamp(24px,4vw,72px); border-top: 1px solid rgba(255,255,255,.2); background: rgba(7,9,17,.28); color: #fff; backdrop-filter: blur(5px); }
.day-habit { min-height: 0; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 5px; margin: 0; }
.day-habit span { color: rgba(255,255,255,.58); font-size: 11px; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; white-space: nowrap; }
.day-habit strong { overflow: hidden; display: -webkit-box; color: #fff; font-size: clamp(24px,2.1vw,32px); font-weight: 850; line-height: 1.05; letter-spacing: -.03em; white-space: normal; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.day-moments-scroll { width: 100%; min-width: 0; }
.day-moments { width: 100%; min-height: 64px; display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 4px; }
.day-moments button { position: relative; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: 6px; padding: 0 14px; border: 0; border-radius: 14px; background: transparent; color: rgba(255,255,255,.58); text-align: left; cursor: pointer; transition: color .2s ease, background .2s ease; }
.day-moments button span { font-size: 14px; font-weight: 800; letter-spacing: -.01em; }
.day-moments button i { position: absolute; left: 14px; right: 14px; bottom: 8px; height: 2px; overflow: hidden; background: rgba(255,255,255,.12); }
.day-moments button.active { color: var(--blue); }
.day-moments button.active i::after { content: ''; display: block; width: 100%; height: 100%; background: var(--blue); transform-origin: left; animation: day-progress var(--scene-duration) linear; }
@keyframes day-progress { from { transform: scaleX(0); } to { transform: scaleX(1); } }

@media (min-width: 861px) {
  .hero .phone { top: calc(50% + 18px); }
}

/* ------------------------------------------------------------------
   Preuves et chiffres clés
------------------------------------------------------------------ */
.count { font-variant-numeric: tabular-nums; }
.number-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.number-grid .card { min-height: 300px; display: flex; flex-direction: column; }
.number-grid strong { min-height: 66px; display: flex; flex-wrap: wrap; align-items: baseline; color: var(--blue); font-size: clamp(46px,4.6vw,66px); font-weight: 850; line-height: 1; letter-spacing: -.06em; }
.number-grid p { margin: auto 0 22px; padding-top: 22px; }
.number-grid a { width: fit-content; min-height: 24px; display: inline-flex; align-items: center; color: #626a82; font-size: 13px; font-weight: 750; text-decoration: underline; text-underline-offset: 4px; }

/* ------------------------------------------------------------------
   L'enjeu : deux obstacles, puis le passage à l'action
------------------------------------------------------------------ */
.challenge-section { overflow: hidden; }
.challenge-head { max-width: 1100px; }
.gap-cards { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.gap-card { display: flex; flex-direction: column; justify-content: center; min-height: 240px; padding: clamp(28px,3vw,38px); }
.gap-label { width: fit-content; margin-bottom: 22px; padding: 8px 14px; border-radius: 999px; background: var(--blue-soft); color: var(--blue-dark); font-size: 12px; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.gap-card h3 { margin: 0 0 14px; font-size: clamp(26px,2.3vw,34px); line-height: 1.05; letter-spacing: -.045em; }
.gap-card p { font-size: 17px; line-height: 1.55; }
.challenge-conclusion { min-height: 150px; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 14px; padding: 30px clamp(30px,4vw,52px); border-radius: var(--radius); background: var(--navy); color: #fff; box-shadow: var(--shadow-md); }
.challenge-conclusion span { width: fit-content; padding: 7px 12px; border-radius: 999px; background: rgba(102,127,255,.16); color: #bac4ff; font-size: 13px; font-weight: 850; line-height: 1; letter-spacing: .07em; text-transform: uppercase; }
.challenge-conclusion strong { max-width: 980px; font-size: clamp(30px,3.6vw,50px); font-weight: 800; line-height: 1.04; letter-spacing: -.05em; }
.challenge-conclusion strong em { font-family: Georgia, 'Times New Roman', serif; font-weight: 400; font-style: italic; color: var(--blue); }
.challenge-but { display: grid; grid-template-columns: minmax(24px,1fr) auto minmax(24px,1fr); align-items: center; gap: 18px; margin: 20px 0; color: var(--blue-dark); }
.challenge-but::before,
.challenge-but::after { content: ''; height: 1px; background: var(--line); }
.challenge-but span { min-width: 70px; padding: 9px 18px; border: 1px solid rgba(102,127,255,.2); border-radius: 999px; background: var(--blue-soft); font-size: 16px; font-weight: 850; line-height: 1; text-align: center; }

/* ------------------------------------------------------------------
   La méthode Equily : un noyau, trois composantes
------------------------------------------------------------------ */
.approach-head { max-width: 780px; }
.method-hub { position: relative; width: 100%; display: flex; flex-direction: column; align-items: center; }
.method-hub::before { content: ''; position: absolute; z-index: 0; left: 50%; top: 124px; width: min(640px, 90%); aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(102,127,255,.15), rgba(102,127,255,0) 68%); transform: translate(-50%,-50%); pointer-events: none; }
.method-core { position: relative; z-index: 1; width: 248px; max-width: calc(100vw - 80px); aspect-ratio: 1; flex: 0 0 auto; display: flex; flex-direction: column; align-items: center; justify-content: center; margin-inline: auto; border-radius: 50%; background: var(--blue); color: #fff; box-shadow: var(--shadow-blue); text-align: center; }
.method-core::before { content: ''; position: absolute; inset: -26px; border: 1px solid rgba(102,127,255,.32); border-radius: 50%; }
.method-core strong { font-size: 40px; font-weight: 850; line-height: 1; letter-spacing: -.06em; }
.method-keywords { width: 138px; display: flex; flex-direction: column; gap: 7px; margin: 16px 0 0; padding: 15px 0 0; border-top: 1px solid rgba(255,255,255,.32); list-style: none; }
.method-keywords li { color: rgba(255,255,255,.9); font-size: 13px; font-weight: 800; line-height: 1.1; }
.method-branch { position: relative; z-index: 1; width: 100%; height: 84px; display: grid; grid-template-columns: repeat(3,1fr); }
.method-branch::before { content: ''; position: absolute; left: 16.666%; right: 16.666%; top: 50%; height: 0; border-top: 1px solid rgba(102,127,255,.4); }
.method-branch i { position: relative; }
.method-branch i::before { content: ''; position: absolute; left: 50%; top: 50%; bottom: 0; width: 0; border-left: 1px solid rgba(102,127,255,.4); }
.method-branch i:nth-child(2)::before { top: 0; }
.method-branch i::after { content: ''; position: absolute; left: 50%; bottom: -5px; width: 9px; height: 9px; border-radius: 50%; background: var(--blue); transform: translateX(-50%); }
.method-grid { position: relative; z-index: 1; width: 100%; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.method-card { display: flex; flex-direction: column; min-height: 260px; padding: 32px; }
.method-card .icon-tile { margin-bottom: 26px; }
.method-card h3 { margin: 0 0 12px; font-size: clamp(23px,1.9vw,28px); line-height: 1.08; }
.method-card p { margin-top: auto; font-size: 16px; }

/* ------------------------------------------------------------------
   Le consensus scientifique : peu, longtemps, sur les bons piliers
------------------------------------------------------------------ */
.consensus-head { max-width: 900px; }
.consensus-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.consensus-card { display: flex; flex-direction: column; }
.consensus-card p { margin-top: auto; padding-top: 4px; }
.consensus-visual { height: 156px; display: flex; align-items: center; justify-content: center; margin-bottom: 26px; border: 1px solid rgba(102,127,255,.14); border-radius: var(--radius-sm); background: linear-gradient(180deg, #f7f9ff, #eef1ff); overflow: hidden; }
.consensus-visual svg { width: 100%; height: 100%; }
.consensus-card h3 { margin: 0 0 10px; font-size: clamp(24px,2vw,30px); }
.consensus-card p { font-size: 16px; }

/* 1. Faire peu : la courbe dose-réponse */
.curve-axis { stroke: rgba(102,127,255,.35); stroke-width: 1.5; fill: none; stroke-linecap: round; }
.curve-zone { fill: rgba(102,127,255,.14); }
.curve-line { fill: none; stroke: var(--blue); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 320; stroke-dashoffset: 320; }
.curve-dot { fill: var(--blue); stroke: #fff; stroke-width: 3; opacity: 0; }
.curve-label { fill: var(--blue-dark); font-family: Arial, Helvetica, sans-serif; font-size: 12px; font-weight: 800; opacity: 0; }
.curve-axis-label { fill: #8b92a8; font-family: Arial, Helvetica, sans-serif; font-size: 10px; font-weight: 700; }
.is-visible .curve-line { animation: draw-curve 1.4s .3s var(--ease) forwards; }
.is-visible .curve-dot, .is-visible .curve-label { animation: fade-in .5s 1.3s var(--ease) forwards; }
@keyframes draw-curve { to { stroke-dashoffset: 0; } }
@keyframes fade-in { to { opacity: 1; } }

/* 2. Tenir dans le temps : la série de jours */
.streak { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.streak-dots { display: grid; grid-template-columns: repeat(7, 16px); gap: 8px; }
.streak-dots i { width: 16px; height: 16px; border-radius: 50%; background: rgba(102,127,255,.18); }
.is-visible .streak-dots i { animation: streak-fill .3s var(--ease) forwards; animation-delay: calc(.3s + var(--i, 0) * .09s); }
.streak-dots i:nth-child(1) { --i: 0; } .streak-dots i:nth-child(2) { --i: 1; } .streak-dots i:nth-child(3) { --i: 2; } .streak-dots i:nth-child(4) { --i: 3; } .streak-dots i:nth-child(5) { --i: 4; } .streak-dots i:nth-child(6) { --i: 5; } .streak-dots i:nth-child(7) { --i: 6; }
.streak-dots i:nth-child(8) { --i: 7; } .streak-dots i:nth-child(9) { --i: 8; } .streak-dots i:nth-child(10) { --i: 9; } .streak-dots i:nth-child(11) { --i: 10; } .streak-dots i:nth-child(12) { --i: 11; } .streak-dots i:nth-child(13) { --i: 12; } .streak-dots i:nth-child(14) { --i: 13; }
@keyframes streak-fill { to { background: var(--blue); } }
.streak-caption { color: var(--blue-dark); font-size: 12px; font-weight: 850; letter-spacing: .04em; }

/* 3. Couvrir les piliers : quatre colonnes */
.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; width: 100%; height: 100%; padding: 22px 26px 16px; align-items: end; }
.pillars span { display: flex; flex-direction: column; align-items: center; gap: 8px; min-width: 0; }
.pillars i { width: 100%; max-width: 44px; height: var(--h, 60px); border-radius: 10px 10px 4px 4px; background: var(--blue); transform-origin: bottom; transform: scaleY(0); }
.pillars span:nth-child(1) i { --h: 62px; } .pillars span:nth-child(2) i { --h: 74px; } .pillars span:nth-child(3) i { --h: 80px; } .pillars span:nth-child(4) i { --h: 68px; }
.is-visible .pillars i { animation: grow-bar .7s var(--ease) forwards; }
.is-visible .pillars span:nth-child(2) i { animation-delay: .12s; } .is-visible .pillars span:nth-child(3) i { animation-delay: .24s; } .is-visible .pillars span:nth-child(4) i { animation-delay: .36s; }
@keyframes grow-bar { from { transform: scaleY(0); } to { transform: scaleY(1); } }
.pillars small { overflow: hidden; color: var(--blue-dark); font-size: 11px; font-weight: 800; text-overflow: ellipsis; white-space: nowrap; }


/* ------------------------------------------------------------------
   Vos données
------------------------------------------------------------------ */
.security-grid { display: grid; grid-template-columns: 1fr .95fr; gap: 6vw; align-items: center; }
.security-grid .section-head { margin-bottom: 0; }
.security-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 0; padding: 0; list-style: none; }
.security-cards .card { display: flex; flex-direction: column; gap: 6px; border: 0; box-shadow: 0 20px 44px rgba(0,0,0,.14); }
.security-cards .icon-tile { width: 58px; height: 58px; flex-basis: 58px; margin-bottom: 16px; border-radius: 18px; }
.security-cards .icon-tile svg { width: 27px; height: 27px; }
.security-cards strong { font-size: 20px; font-weight: 850; letter-spacing: -.02em; }
.security-cards small { color: var(--muted); font-size: 16px; font-weight: 600; line-height: 1.5; }

/* ------------------------------------------------------------------
   Notre vision
------------------------------------------------------------------ */
.vision-head { max-width: 980px; }
.vision-map { display: grid; grid-template-columns: 1.15fr 1fr 1fr; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: 0 28px 70px rgba(17,23,49,.07); }
.vision-stage { position: relative; min-height: 390px; display: flex; flex-direction: column; justify-content: space-between; gap: 40px; padding: clamp(28px,3vw,44px); border-left: 1px solid var(--line); }
.vision-stage:first-child { border-left: 0; }
.vision-stage-current { background: var(--blue); color: #fff; }
.vision-number { color: var(--blue-soft); font-size: clamp(72px,7vw,112px); font-weight: 850; line-height: .72; letter-spacing: -.085em; }
.vision-stage-current .vision-number { color: rgba(255,255,255,.28); }
.vision-label { display: block; margin-bottom: 12px; color: var(--blue-dark); font-size: 13px; font-weight: 850; letter-spacing: .07em; text-transform: uppercase; }
.vision-stage-current .vision-label { color: rgba(255,255,255,.72); }
.vision-stage h3 { margin: 0 0 14px; font-size: clamp(38px,3.7vw,56px); font-weight: 850; line-height: 1; letter-spacing: -.055em; }
.vision-stage p { min-height: 82px; margin: 0 0 26px; color: var(--muted); font-size: 17px; font-weight: 600; line-height: 1.55; }
.vision-stage-current p { color: rgba(255,255,255,.86); }
.vision-stage-current .pill-solid { background: #fff; color: var(--blue-dark); }

/* ------------------------------------------------------------------
   Partenaires
------------------------------------------------------------------ */
.partners-section { overflow: hidden; background: linear-gradient(180deg, var(--paper), #eef1ff); }
.partner-layout { display: grid; grid-template-columns: minmax(320px,.72fr) minmax(620px,1.28fr); gap: clamp(48px,7vw,110px); align-items: center; }
.partner-intro { display: flex; flex-direction: column; align-items: flex-start; }
.partner-intro h2 { margin: 0; font-size: clamp(44px,5vw,76px); font-weight: 800; line-height: .98; letter-spacing: -.055em; }
.partner-intro p { max-width: 520px; margin: 26px 0 34px; color: var(--muted); font-size: 18px; font-weight: 600; line-height: 1.6; }
.partner-network { position: relative; min-height: 640px; isolation: isolate; }
.network-orbit { position: absolute; z-index: -1; left: 50%; top: 50%; width: min(530px,78%); aspect-ratio: 1; border: 1px dashed rgba(102,127,255,.42); border-radius: 50%; transform: translate(-50%,-50%); }
.network-orbit::before { content: ''; position: absolute; inset: 13%; border-radius: 50%; background: rgba(102,127,255,.07); }
.network-core { position: absolute; z-index: 2; left: 50%; top: 50%; width: 178px; height: 178px; display: flex; flex-direction: column; align-items: center; justify-content: center; border-radius: 50%; background: var(--blue); color: #fff; box-shadow: 0 28px 60px rgba(67,92,219,.3); transform: translate(-50%,-50%); text-align: center; }
.network-core strong { font-size: 35px; font-weight: 850; letter-spacing: -.05em; }
.network-core small { max-width: 110px; margin-top: 6px; color: rgba(255,255,255,.72); font-size: 12px; font-weight: 750; line-height: 1.25; }
.partner-node { position: absolute; z-index: 3; width: min(260px,38%); padding: 24px; border: 1px solid rgba(102,127,255,.22); border-radius: var(--radius-sm); background: rgba(255,255,255,.96); box-shadow: 0 20px 50px rgba(17,23,49,.09); }
.node-research { left: 0; top: 6%; }
.node-health { right: 0; top: 12%; }
.node-prevention { left: 50%; bottom: 1%; transform: translateX(-50%); }
.node-index { display: block; margin-bottom: 20px; color: var(--blue); font-size: 22px; font-weight: 850; letter-spacing: -.04em; }
.partner-node h3 { margin: 0 0 8px; font-size: clamp(23px,2vw,29px); line-height: 1.1; letter-spacing: -.035em; }
.partner-node p { margin: 0; color: var(--muted); font-size: 15px; font-weight: 600; line-height: 1.5; }

/* ------------------------------------------------------------------
   FAQ
------------------------------------------------------------------ */
.faq-grid { display: grid; grid-template-columns: .7fr 1fr; gap: 8vw; align-items: start; }
.faq-grid .section-head { margin-bottom: 0; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-list details { border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; transition: border-color .25s ease, box-shadow .25s ease; }
.faq-list details[open] { border-color: rgba(102,127,255,.5); box-shadow: 0 16px 40px rgba(17,23,49,.06); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 22px 24px; font-size: 18px; font-weight: 850; line-height: 1.35; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { position: relative; flex: 0 0 40px; width: 40px; height: 40px; border-radius: 50%; background: var(--blue-soft); transition: transform .25s ease, background .25s ease; }
.faq-list summary span::before, .faq-list summary span::after { content: ''; position: absolute; left: 50%; top: 50%; width: 16px; height: 2px; background: var(--blue-dark); transform: translate(-50%,-50%); }
.faq-list summary span::after { transform: translate(-50%,-50%) rotate(90deg); }
.faq-list details[open] summary span { transform: rotate(45deg); background: var(--blue); }
.faq-list details[open] summary span::before, .faq-list details[open] summary span::after { background: #fff; }
.faq-list details p { max-width: 700px; margin: 0; padding: 0 24px 24px; color: var(--muted); font-size: 17px; font-weight: 600; line-height: 1.65; }

/* ------------------------------------------------------------------
   CTA final (téléchargement)
------------------------------------------------------------------ */
.final-cta { overflow: hidden; }
.final-cta::before { content: ''; position: absolute; inset: 0; background: radial-gradient(60% 60% at 80% 40%, rgba(102,127,255,.28), transparent 70%); pointer-events: none; }
.cta-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr); gap: clamp(40px, 6vw, 90px); align-items: center; }
.cta-copy h2 { margin: 0; font-size: clamp(44px, 5.4vw, 84px); font-weight: 800; line-height: .98; letter-spacing: -.055em; }
.cta-copy h2 em { font-family: Georgia, 'Times New Roman', serif; font-weight: 400; font-style: italic; color: var(--blue); }
.cta-points { display: flex; flex-direction: column; gap: 14px; margin: 36px 0 0; padding: 0; list-style: none; }
.cta-points li { display: flex; align-items: center; gap: 14px; color: rgba(255,255,255,.9); font-size: 18px; font-weight: 650; }
.check-small { width: 30px; height: 30px; display: grid; place-items: center; flex: 0 0 30px; border-radius: 50%; background: var(--blue); color: #fff; }
.check-small svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.cta-actions { margin-top: 40px; }
.store-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.store { display: inline-flex; align-items: center; gap: 12px; min-height: 56px; padding: 10px 18px 10px 12px; border: 1px solid rgba(255,255,255,.22); border-radius: 14px; background: rgba(255,255,255,.06); transition: background .2s ease, border-color .2s ease; }
.store:hover { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.4); }
.store-icon { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px; background: rgba(255,255,255,.1); }
.store-icon svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.store span:last-child { display: flex; flex-direction: column; line-height: 1.15; }
.store small { font-size: 11px; font-weight: 700; color: rgba(255,255,255,.6); }
.store b { font-size: 16px; font-weight: 850; }
.cta-visual { position: relative; display: flex; align-items: center; justify-content: center; min-height: 560px; }
.phone-static { position: relative; left: auto; top: auto; width: min(280px, 60vw); height: auto; transform: rotate(-3deg); }
.qr-card { position: absolute; right: 0; bottom: 30px; display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 18px; border-radius: var(--radius-sm); background: #fff; color: var(--ink); box-shadow: 0 24px 60px rgba(0,0,0,.4); }
.qr { width: 120px; height: 120px; fill: var(--ink); shape-rendering: crispEdges; }
.qr-card span { font-size: 13px; font-weight: 800; line-height: 1.3; text-align: center; color: var(--muted); }

/* ------------------------------------------------------------------
   Barre mobile de téléchargement (activée sous 860 px)
------------------------------------------------------------------ */
.mobile-cta { display: none; }

/* ------------------------------------------------------------------
   Pied de page
------------------------------------------------------------------ */
.footer { padding-top: 78px; background: #090d1f; color: #fff; }
.footer-main { display: grid; grid-template-columns: 2fr repeat(3,1fr); gap: 6vw; padding-bottom: 70px; }
.footer-brand p { margin: 24px 0 30px; color: rgba(255,255,255,.82); font-size: 19px; font-weight: 650; line-height: 1.5; }
.footer-brand small { color: rgba(255,255,255,.58); font-size: 13px; font-weight: 650; }
.footer-main > div:not(.footer-brand) { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.footer-main > div > strong { margin-bottom: 10px; color: rgba(255,255,255,.58); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.footer-main > div > a { min-height: 24px; display: inline-flex; align-items: center; color: rgba(255,255,255,.8); font-size: 15px; font-weight: 650; }
.footer-main > div > a:hover { color: #fff; }
.footer-bottom { min-height: 74px; display: flex; align-items: center; justify-content: flex-start; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.58); font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }

/* ==================================================================
   Responsive
   ================================================================== */
@media (max-width: 1100px) {
  :root { --shell: min(100% - 48px, 1040px); }
  .nav { gap: 18px; }
  .nav a { font-size: 14px; }
  .hero-inner { grid-template-columns: 1.1fr .7fr; }
  .number-grid { grid-template-columns: 1fr 1fr; }
  .gap-card { min-height: 0; }
  .method-core { width: 228px; height: 228px; }
  .method-card { min-height: 0; padding: 26px; }
  .vision-map { grid-template-columns: 1fr; }
  .vision-stage { min-height: auto; border-right: 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .vision-stage:last-child { border-bottom: 0; }
  .vision-stage { display: grid; grid-template-columns: minmax(120px,.35fr) minmax(0,1fr); align-items: end; }
  .vision-stage p { min-height: auto; }
  .partner-layout { grid-template-columns: 1fr; }
  .partner-intro { max-width: 740px; }
  .partner-network { width: min(100%,780px); min-height: 610px; margin-inline: auto; }
  .cta-grid { grid-template-columns: 1fr; }
  .cta-visual { min-height: 520px; }
}

@media (max-width: 860px) {
  .header { grid-template-columns: 1fr auto; }
  .nav, .nav-download { display: none; }
  .menu-toggle { justify-self: end; width: 48px; height: 48px; display: grid; place-content: center; gap: 5px; border: 1px solid rgba(255,255,255,.4); border-radius: 50%; background: transparent; color: #fff; cursor: pointer; }
  .header.scrolled .menu-toggle { border-color: rgba(17,23,49,.22); color: var(--ink); }
  .menu-toggle > span:not(.sr-only) { width: 17px; height: 1px; background: currentColor; transition: transform .2s ease, opacity .2s ease; }
  .menu-toggle[aria-expanded="true"] > span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] > span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] > span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .mobile-menu { position: fixed; z-index: 21; inset: var(--header-h) 0 auto; display: flex; flex-direction: column; padding: 12px 24px 28px; background: rgba(255,255,255,.98); color: var(--ink); border-bottom: 1px solid rgba(17,23,49,.12); }
  .mobile-menu[hidden] { display: none; }
  .mobile-menu a { padding: 18px 0; border-bottom: 1px solid rgba(17,23,49,.1); font-size: 18px; font-weight: 700; }
  .mobile-menu .mobile-download { margin-top: 18px; padding: 16px 18px; border: 0; border-radius: 999px; background: var(--blue); color: var(--ink); text-align: center; }
  .hero { height: auto; min-height: 100svh; }
  .hero-inner { min-height: auto; grid-template-columns: 1fr; gap: 30px; padding-top: 130px; padding-bottom: 60px; }
  .hero-copy { max-width: 700px; }
  .phone-stage { height: 460px; min-height: 460px; }
  .phone { width: 255px; height: auto; }
  .daybar { min-height: 132px; grid-template-columns: 1fr; gap: 0; padding-inline: 24px; }
  .day-habit { min-height: 60px; border-bottom: 1px solid rgba(255,255,255,.16); }
  .day-moments { min-height: 72px; }
  .gap-cards { width: 100%; grid-template-columns: 1fr; gap: 12px; }
  .challenge-conclusion { align-items: flex-start; justify-content: center; gap: 12px; }
  .gap-card { min-height: 0; }
  .method-hub::before { top: 110px; width: min(420px, 96%); }
  .method-core { width: 216px; height: 216px; }
  .method-branch { height: 56px; grid-template-columns: 1fr; }
  .method-branch::before { display: none; }
  .method-branch i:nth-child(1), .method-branch i:nth-child(3) { display: none; }
  .method-branch i:nth-child(2)::before { top: 0; }
  .method-grid { grid-template-columns: 1fr; gap: 12px; }
  .method-card { min-height: 0; padding: 26px 24px; }
  .method-card .icon-tile { margin-bottom: 20px; }
  .method-card p { margin-top: 0; }
  .consensus-grid { grid-template-columns: 1fr; gap: 12px; }
  .consensus-card { display: grid; grid-template-columns: minmax(0,1fr); }
  .section-head-split, .security-grid, .faq-grid, .method-layout { grid-template-columns: 1fr; gap: 32px; }
  .method-intro { position: static; }
  .mobile-cta { position: fixed; z-index: 15; left: 0; right: 0; bottom: 0; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px calc(12px + env(safe-area-inset-bottom)); background: rgba(255,255,255,.95); border-top: 1px solid var(--line); box-shadow: 0 -10px 30px rgba(17,23,49,.1); backdrop-filter: blur(14px); transform: translateY(110%); transition: transform .35s var(--ease); }
  .mobile-cta.is-shown { transform: none; }
  .mobile-cta span { font-size: 14px; font-weight: 800; color: var(--ink); }
  .mobile-cta .button { min-height: 48px; padding: 12px 20px; font-size: 15px; box-shadow: none; }
  .footer { padding-bottom: 84px; }
}

@media (max-width: 620px) {
  :root {
    --shell: calc(100% - 40px);
    --radius: 20px;
    --radius-sm: 15px;
    --sheet-radius: 24px;
    --header-h: 68px;
    --reveal-y: 18px;
  }

  body { font-size: 16px; line-height: 1.55; }
  .section { padding-block: 64px; }
  .sheet { box-shadow: 0 -12px 34px rgba(17,23,49,.13); }
  .kicker { margin-bottom: 16px; font-size: 16px; letter-spacing: .01em; }
  .section-head { margin-bottom: 32px; }
  .section-head h2,
  .partner-intro h2 { font-size: clamp(32px, 9.2vw, 38px); line-height: 1.02; letter-spacing: -.045em; }
  .section-head p,
  .partner-intro p { margin-top: 18px; font-size: 16px; line-height: 1.55; }
  .section-head-split { gap: 20px; }
  .section-head-split > p { margin: 0; }
  .note { margin-top: 20px; font-size: 12.5px; line-height: 1.55; }
  .note-light { font-size: 14px; }

  .button { min-height: 52px; padding: 14px 22px; font-size: 15px; }
  .button-lg { min-height: 56px; padding: 16px 24px; font-size: 16px; }
  .card { padding: 20px; }
  .card h3 { margin-bottom: 8px; font-size: 21px; line-height: 1.18; }
  .card p { font-size: 15.5px; line-height: 1.55; }
  .card-row { grid-template-columns: 52px minmax(0,1fr); gap: 15px; }
  .card-row h3 { margin-top: 2px; }
  .icon-tile { width: 52px; height: 52px; flex-basis: 52px; border-radius: 16px; }
  .icon-tile svg { width: 25px; height: 25px; }
  .icon-tile-flag { padding: 14px 12px; }

  .header { padding-inline: max(18px, env(safe-area-inset-left)); }
  .brand { gap: 8px; font-size: 22px; }
  .brand img { width: 30px; }
  .menu-toggle { width: 44px; height: 44px; }
  .mobile-menu { max-height: calc(100dvh - var(--header-h)); overflow-y: auto; padding: 8px 20px calc(24px + env(safe-area-inset-bottom)); }
  .mobile-menu a { min-height: 52px; display: flex; align-items: center; padding: 14px 0; font-size: 16px; }
  .mobile-menu .mobile-download { justify-content: center; margin-top: 14px; }

  .hero-overlay { background: linear-gradient(180deg, rgba(8,8,8,.89) 0%, rgba(8,8,8,.81) 58%, rgba(8,8,8,.93) 100%); }
  .hero-inner { gap: 22px; padding-top: 98px; padding-bottom: 32px; }
  .hero h1 { font-size: clamp(40px, 11.2vw, 45px); line-height: .94; letter-spacing: -.052em; }
  .hero-highlight { white-space: normal; }
  .hero-text { margin-top: 18px; font-size: 17px; line-height: 1.5; }
  .hero-actions { width: 100%; flex-direction: column; align-items: stretch; gap: 10px; margin-top: 26px; }
  .hero-cta-btn { width: 100%; min-height: 58px; padding: 16px 22px; font-size: 16px; }
  .hero-secondary-link { min-height: 44px; justify-content: center; padding-block: 4px; font-size: 15px; }
  .scroll-icon { width: 32px; height: 32px; flex-basis: 32px; }
  .phone-stage { height: 330px; min-height: 330px; margin-top: 16px; }
  .phone { width: 175px; height: auto; padding: 5px; border-radius: 32px; }
  .phone-video, .phone-screen { border-radius: 24px; }
  .phone-speaker { top: 8px; width: 48px; height: 12px; }

  .daybar { min-height: 130px; padding: 0 20px; }
  .day-habit { min-height: 62px; gap: 4px; }
  .day-habit span { font-size: 11px; }
  .day-habit strong { display: -webkit-box; font-size: 22px; line-height: 1.05; white-space: normal; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
  .day-moments-scroll { min-width: 0; overflow-x: clip; }
  .day-moments { width: 100%; min-width: 0; min-height: 72px; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 2px; }
  .day-moments button { min-width: 0; padding-inline: 4px; }
  .day-moments button span { max-width: 100%; overflow: hidden; font-size: 11px; line-height: 1.15; text-overflow: ellipsis; white-space: nowrap; }
  .day-moments button i { left: 4px; right: 4px; bottom: 7px; }

  .number-grid { grid-template-columns: 1fr; gap: 12px; }
  .number-grid .card { min-height: 0; }
  .number-grid strong { min-height: 43px; font-size: 43px; }
  .number-grid p { margin: 18px 0 14px; padding-top: 0; }
  .number-grid a { min-height: 44px; font-size: 12.5px; }


  .gap-card { padding: 24px 20px; }
  .gap-label { margin-bottom: 16px; }
  .gap-card h3 { margin-bottom: 10px; font-size: 25px; }
  .gap-card p { font-size: 15.5px; }
  .challenge-conclusion { min-height: 0; margin-top: 0; padding: 24px 20px; }
  .challenge-conclusion span { font-size: 11px; }
  .challenge-conclusion strong { font-size: 29px; line-height: 1.06; }
  .challenge-but { gap: 12px; margin: 14px 0; }
  .challenge-but span { min-width: 64px; padding: 8px 15px; font-size: 15px; }

  .method-hub::before { top: 96px; width: min(340px, 100%); }
  .method-core { width: 188px; height: 188px; }
  .method-core::before { inset: -18px; }
  .method-core strong { font-size: 33px; }
  .method-keywords { width: 118px; gap: 5px; margin-top: 12px; padding-top: 11px; }
  .method-keywords li { font-size: 12px; }
  .method-branch { height: 44px; }
  .method-card { padding: 22px 20px; }
  .method-card .icon-tile { margin-bottom: 16px; }
  .method-card h3 { font-size: 23px; }
  .method-card p { font-size: 15.5px; }

  .consensus-visual { height: 138px; margin-bottom: 18px; }
  .consensus-card h3 { font-size: 24px; }
  .consensus-card p { font-size: 15.5px; }
  .streak-dots { grid-template-columns: repeat(7, 14px); gap: 7px; }
  .streak-dots i { width: 14px; height: 14px; }
  .pillars { padding: 18px 18px 12px; }
  .pillars i { max-width: 38px; }
  .method-layout { gap: 28px; }
  .security-cards, .method-list { gap: 12px; }
  .science-loop { grid-template-columns: 1fr; gap: 14px; }
  .science-loop-card { min-height: 0; padding: 22px 20px; }
  .science-loop-card h3 { font-size: 24px; }
  .science-loop-card p { font-size: 15px; }
  .science-cycle { min-height: 86px; justify-content: center; }
  .science-cycle svg { width: 72px; height: 72px; transform: rotate(90deg); }
  .science-loop-note { margin-top: 20px; font-size: 12.5px; }

  .security-grid { gap: 28px; }
  .security-cards { grid-template-columns: 1fr; }
  .security-cards .card { gap: 4px; padding: 20px; }
  .security-cards .icon-tile { width: 48px; height: 48px; flex-basis: 48px; margin-bottom: 12px; border-radius: 15px; }
  .security-cards strong { font-size: 18px; }
  .security-cards small { font-size: 14.5px; }

  .vision-map { border-radius: 20px; box-shadow: 0 18px 44px rgba(17,23,49,.07); }
  .vision-stage { display: flex; min-height: 0; gap: 24px; padding: 24px 20px; }
  .vision-number { font-size: 64px; line-height: .78; }
  .vision-label { margin-bottom: 8px; font-size: 11px; }
  .vision-stage h3 { margin-bottom: 10px; font-size: 34px; line-height: 1.02; }
  .vision-stage p { min-height: 0; margin-bottom: 20px; font-size: 15.5px; }

  .partner-layout { gap: 36px; }
  .partner-intro p { margin-bottom: 26px; }
  .partner-intro .button { width: 100%; }
  .partner-network { min-height: auto; display: grid; grid-template-columns: 1fr; gap: 12px; }
  .network-orbit { display: none; }
  .network-core, .partner-node { position: static; width: 100%; height: auto; transform: none; }
  .network-core { min-height: 126px; border-radius: var(--radius); }
  .network-core strong { font-size: 30px; }
  .partner-node { padding: 20px; }
  .node-index { margin-bottom: 12px; font-size: 18px; }
  .partner-node h3 { font-size: 21px; }
  .partner-node p { font-size: 15px; }

  .faq-grid { gap: 28px; }
  .faq-list { gap: 10px; }
  .faq-list summary { gap: 14px; min-height: 68px; padding: 14px 16px; font-size: 16px; line-height: 1.32; }
  .faq-list summary span { width: 34px; height: 34px; flex-basis: 34px; }
  .faq-list summary span::before,
  .faq-list summary span::after { width: 14px; }
  .faq-list details p { padding: 0 16px 18px; font-size: 15px; line-height: 1.6; }

  .cta-grid { gap: 30px; }
  .cta-copy h2 { font-size: clamp(34px, 9.6vw, 40px); line-height: 1.02; }
  .cta-points { margin-top: 26px; gap: 11px; }
  .cta-points li { align-items: flex-start; gap: 11px; font-size: 15px; line-height: 1.45; }
  .cta-points li .check-small { margin-top: 1px; }
  .check-small { width: 27px; height: 27px; flex-basis: 27px; }
  .cta-actions { margin-top: 30px; }
  .cta-actions .button { width: 100%; }
  .store-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
  .store { min-width: 0; min-height: 52px; gap: 8px; padding: 8px 10px; }
  .store-icon { width: 30px; height: 30px; flex: 0 0 30px; }
  .store b { font-size: 14px; }
  .cta-visual { min-height: 350px; }
  .phone-static { width: 165px; }
  .qr-card { display: none; }

  .mobile-cta { gap: 8px; padding: 10px max(12px, env(safe-area-inset-right)) calc(10px + env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left)); }
  .mobile-cta span { max-width: 170px; font-size: 12.5px; line-height: 1.25; }
  .mobile-cta .button { min-height: 46px; padding: 11px 18px; font-size: 14px; }

  .footer { padding-top: 52px; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 38px 20px; padding-bottom: 44px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-brand p { margin: 20px 0 18px; font-size: 17px; }
  .footer-main > div:not(.footer-brand) { gap: 11px; }
  .footer-main > div > strong { margin-bottom: 5px; }
  .footer-main > div > a { min-height: 44px; font-size: 14px; }
  .footer .brand, .header .brand { min-height: 44px; }
  .footer-bottom { align-items: flex-start; flex-direction: column; justify-content: center; gap: 9px; min-height: 68px; padding-block: 18px; }
}

@media (max-width: 360px) {
  :root { --shell: calc(100% - 32px); }
  .hero h1 { font-size: 38px; }
  .hero-text { font-size: 16px; }
  .mobile-cta span { max-width: 125px; font-size: 11.5px; }
  .mobile-cta .button { padding-inline: 15px; }
  .store-row, .footer-main { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
}

@media (hover: none) and (pointer: coarse) {
  .card:hover { transform: none; border-color: var(--line); box-shadow: none; }
  .button:hover, .button:focus-visible, .nav-download:hover, .nav-download:focus-visible { transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .hero-media video { display: none; }
  .hero-media video.active { display: block; transform: none; }
  .reveal { opacity: 1; transform: none; }
  .dots i { background: var(--blue); }
  .streak-dots i { background: var(--blue); }
  .pillars i { transform: none; }
  .curve-line { stroke-dashoffset: 0; }
  .curve-dot, .curve-label { opacity: 1; }
  .check { transform: none; opacity: 1; }
}