/* Landing 5dhs.com — design system « 5dhs.com » : Readex Pro, encre quasi noire, rouge de marque réservé au logo et aux repères. */
:root{
  --surface:#fff;--muted:#F4F3F3;--ink:#121214;--ink2:#5E5E66;--line:#E4E3E6;
  --brand:#FF3B4D;--action:#D7192E;--on-ink:#fff;--shadow:0 1px 2px rgba(18,18,20,.06),0 8px 28px rgba(18,18,20,.08);
  --r:16px;--wrap:1120px;
}
@media (prefers-color-scheme:dark){:root{--surface:#0E0E10;--muted:#17171A;--ink:#F4F4F6;--ink2:#A6A6B0;--line:#2A2A30;--on-ink:#0E0E10;--shadow:0 1px 2px rgba(0,0,0,.4),0 12px 32px rgba(0,0,0,.45)}}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px;-webkit-text-size-adjust:100%}
body{margin:0;font-family:'Readex Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;background:var(--surface);color:var(--ink);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{line-height:1.15;margin:0;letter-spacing:-.02em;font-weight:600}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--ink);outline-offset:3px;border-radius:6px}
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:20px}
.narrow{max-width:760px}
.skip{position:absolute;inset-inline-start:12px;top:-60px;background:var(--ink);color:var(--on-ink);padding:10px 16px;border-radius:999px;z-index:100;text-decoration:none}
.skip:focus{top:12px}

/* En-tête */
.top{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid transparent;transition:border-color .2s}
.top.stuck{border-bottom-color:var(--line)}
.bar{display:flex;align-items:center;gap:16px;min-height:64px}
.logo{display:inline-flex;align-items:flex-end;text-decoration:none;color:var(--ink);direction:ltr;gap:0;line-height:1}
.logo .mark{height:30px;width:auto;margin-inline-end:1px}
.logo-text{font-size:26px;font-weight:600;letter-spacing:-.03em;transform:translateY(1px)}
.logo-text i{color:var(--brand);font-style:normal}
.nav{display:flex;align-items:center;gap:4px;margin-inline-start:auto}
.nav a{padding:10px 12px;border-radius:999px;text-decoration:none;font-size:15px;color:var(--ink2);transition:color .15s,background .15s}
.nav a:hover{color:var(--ink);background:var(--muted)}
.langs{display:flex;gap:2px;margin-inline-start:8px;padding:3px;background:var(--muted);border-radius:999px}
.langs a{padding:6px 12px;font-size:13px}
.langs a[aria-current]{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.12)}
.burger{display:none;margin-inline-start:auto;width:44px;height:44px;border:0;background:transparent;border-radius:12px;cursor:pointer;position:relative}
.burger span{position:absolute;inset-inline:11px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s,opacity .2s}
.burger span:nth-child(1){top:15px}.burger span:nth-child(2){top:21px}.burger span:nth-child(3){top:27px}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded=true] span:nth-child(2){opacity:0}
.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* Boutons */
.btn,.store{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;border-radius:999px;background:var(--ink);color:var(--on-ink);font:500 16px/1 'Readex Pro',system-ui,sans-serif;text-decoration:none;border:1.5px solid var(--ink);cursor:pointer;transition:transform .15s,opacity .15s,background .15s}
.btn:hover,.store:hover{transform:translateY(-1px)}
.btn:active,.store:active{transform:translateY(0)}
.btn-sm{min-height:44px;padding:0 20px;font-size:15px}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{background:var(--muted)}
.store .play{width:20px;height:20px;fill:currentColor;flex:none}
.store.off{opacity:.55;cursor:default;pointer-events:none;background:var(--muted);color:var(--ink);border-color:var(--line)}
.store.alt{background:transparent;color:var(--ink);border-color:var(--line)}
.store.light{background:var(--surface);color:var(--ink);border-color:var(--surface)}
.store.off.light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.3);opacity:1}
.store.light.alt{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}

/* Hero */
.hero{padding:clamp(32px,6vw,80px) 0 clamp(48px,7vw,96px);overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,5vw,64px);align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:var(--ink2);margin-bottom:20px}
.eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand)}
h1{font-size:clamp(40px,6.4vw,76px);font-weight:700;letter-spacing:-.035em}
h1 em{display:block;font-style:normal;color:var(--action)}
@media (prefers-color-scheme:dark){h1 em{color:#FF6B78}}
.lead{font-size:clamp(17px,2.1vw,20px);color:var(--ink2);margin-top:22px;max-width:34em;line-height:1.65}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.actions.center{justify-content:center}
.note{font-size:13.5px;color:var(--ink2);margin-top:14px}
.points{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.points li{font-size:14px;padding:8px 14px;border-radius:999px;background:var(--muted);color:var(--ink)}
.hero-visual{position:relative;display:flex;justify-content:center}
.blob{position:absolute;inset:6% 4% 2%;z-index:0;border-radius:44px;background:var(--muted);transform:rotate(-4deg)}
[dir=rtl] .blob{transform:rotate(4deg)}
.hero-visual .phone{position:relative;z-index:1;transform:rotate(2deg)}
[dir=rtl] .hero-visual .phone{transform:rotate(-2deg)}

/* Téléphone : cadre CSS autour d'une vraie capture d'écran */
.phone{margin:0;width:min(100%,290px);flex:none}
.phone .screen{border-radius:40px;padding:9px;background:#121214;box-shadow:var(--shadow),inset 0 0 0 1.5px #3a3a40}
.phone img{width:100%;height:auto;border-radius:31px;background:var(--muted);aspect-ratio:390/844;object-fit:cover}

/* Sections */
.section{padding:clamp(56px,8vw,104px) 0}
.band{background:var(--muted)}
.head{max-width:640px;margin:0 auto clamp(32px,5vw,56px);text-align:center}
h2{font-size:clamp(28px,4.2vw,44px);font-weight:600}
.head p{color:var(--ink2);margin-top:14px;font-size:18px}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,6vw,80px);align-items:center;padding-block:clamp(56px,8vw,96px)}
.split .phone{margin-inline:auto}
.ticks{margin-top:26px;display:grid;gap:12px}
.ticks li{position:relative;padding-inline-start:34px}
.ticks li:before{content:"";position:absolute;inset-inline-start:0;top:3px;width:22px;height:22px;border-radius:50%;background:var(--ink)}
.ticks li:after{content:"";position:absolute;inset-inline-start:7.5px;top:8px;width:7px;height:11px;border:solid var(--on-ink);border-width:0 2px 2px 0;transform:rotate(45deg) scale(.7)}
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px;transition:transform .2s,box-shadow .2s}
.band .card{border-color:transparent}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.badge{display:inline-grid;place-items:center;width:48px;height:48px;border-radius:14px;background:var(--muted);margin-bottom:18px}
.band .badge{background:var(--muted)}
.ico{width:24px;height:24px;fill:none;stroke:var(--ink);stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:18px;font-weight:600;margin-bottom:8px;letter-spacing:-.01em}
.card p{color:var(--ink2);font-size:15px;line-height:1.6}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:s}
.step{background:var(--surface);border-radius:var(--r);padding:26px 24px}
.num{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--ink);color:var(--on-ink);font-weight:600;margin-bottom:18px}
.step h3{font-size:19px;margin-bottom:8px}
.step p{color:var(--ink2);font-size:15px}
.shots{display:flex;gap:clamp(16px,3vw,32px);justify-content:center;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 4px 24px;-webkit-overflow-scrolling:touch}
.shots li{flex:0 0 auto;scroll-snap-align:center;text-align:center}
.shots .phone{width:min(68vw,250px)}
.shots p{margin-top:16px;font-weight:500}
.fine{text-align:center;font-size:13.5px;color:var(--ink2);margin-top:8px}
.faq{display:grid;gap:10px}
.faq details{background:var(--muted);border-radius:var(--r);padding:0 22px}
.faq summary{list-style:none;cursor:pointer;min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-weight:500;font-size:17px;padding:14px 0}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"";flex:none;width:10px;height:10px;border:solid var(--ink);border-width:0 2px 2px 0;transform:rotate(45deg);transition:transform .2s;margin-inline-end:4px}
.faq details[open] summary:after{transform:rotate(-135deg)}
.faq details p{color:var(--ink2);padding:0 0 22px;line-height:1.7}
.faq a{text-decoration:underline;text-underline-offset:3px}
.final{background:#121214;color:#fff;text-align:center;padding:clamp(56px,8vw,96px) 0}
.final h2{color:#fff;max-width:18em;margin-inline:auto}
.final p{color:#B9B9C2;margin-top:16px;font-size:18px;max-width:34em;margin-inline:auto}
.final .mail{font-size:15px}.final .mail a{color:#fff;text-underline-offset:3px}
@media (prefers-color-scheme:dark){.final{background:#17171A}}

/* Pied de page */
.foot{background:var(--muted);padding:56px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.foot h2{font-size:14px;font-weight:600;margin-bottom:14px;letter-spacing:0;color:var(--ink2);text-transform:none}
.foot li{margin-bottom:8px}.foot li a{text-decoration:none;font-size:15px}.foot li a:hover{text-decoration:underline}
.tag{margin-top:16px;font-weight:500}
.muted{color:var(--ink2);font-size:14px;margin-top:6px}
.copy{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);font-size:13.5px;color:var(--ink2)}
.copy a{text-underline-offset:3px}

/* Pages légales */
.legal{padding-block:48px 80px}
.legal h1{font-size:clamp(30px,5vw,44px);margin-bottom:20px}
.legal h2{font-size:21px;margin:34px 0 10px}
.legal p{color:var(--ink2);margin-top:10px;line-height:1.75}
.legal .draft{background:var(--muted);color:var(--ink);border-radius:12px;padding:14px 16px;font-size:14.5px}

/* Apparition douce (jamais si le visiteur préfère moins d'animations, ni sans JavaScript) */
.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.js .reveal{opacity:1;transform:none;transition:none}.card,.btn,.store{transition:none}}

/* Tablette et mobile */
@media (max-width:1020px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .burger{display:block}
  .cta-top{display:none}
  .nav{position:absolute;inset-inline:0;top:100%;flex-direction:column;align-items:stretch;gap:2px;padding:12px 20px 20px;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:0 18px 30px rgba(0,0,0,.08);display:none;margin:0}
  .nav.open{display:flex}
  .nav a{padding:14px 12px;font-size:17px}
  .langs{margin:10px 0 0;align-self:flex-start}.langs a{padding:8px 14px;font-size:14px}
  .hero-grid,.split{grid-template-columns:1fr}
  .hero-visual{order:2;margin-top:16px}
  .split .phone{order:2}
  .g3{grid-template-columns:1fr 1fr}
  .shots{justify-content:flex-start}
}
@media (max-width:560px){
  .wrap{padding-inline:16px}
  .g4,.g3,.steps{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .actions .btn,.actions .store{width:100%}
  .hero-visual .phone,[dir=rtl] .hero-visual .phone{transform:none}
  .logo .mark{height:26px}.logo-text{font-size:23px}
}