/* arbrio.fr : site de présentation, dans la DA de l'appli (vert Arbrio, fond iOS, Inter, cartes arrondies).
   Aucun script : mise en page et animations en CSS seulement, mode sombre automatique. */
@font-face{font-family:"Inter Variable";font-style:normal;font-display:swap;font-weight:100 900;src:url(fonts/inter-latin-opsz-normal.woff2) format("woff2-variations");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}
@font-face{font-family:"Inter Variable";font-style:normal;font-display:swap;font-weight:100 900;src:url(fonts/inter-latin-ext-opsz-normal.woff2) format("woff2-variations");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}

:root{
  --bg:#f2f2f7;--surface:#fff;--surface-2:#e9e9ef;--ink:#111113;--ink-2:#3a3a3c;--muted:#6c6c70;--line:rgba(0,0,0,.08);
  --accent:#00a83e;--accent-hover:#009536;--accent-ink:#fff;--accent-text:#00802f;--accent-soft:#dcf3e3;--glow:rgba(48,209,88,.32);
  --deep:#04140a;--radius:24px;--shadow:0 30px 60px -28px rgba(0,0,0,.35);
  color-scheme:light dark
}
@media (prefers-color-scheme:dark){:root{
  --bg:#000;--surface:#1c1c1e;--surface-2:#2c2c2e;--ink:#f5f5f7;--ink-2:#d1d1d6;--muted:#98989d;--line:rgba(255,255,255,.1);
  --accent:#30d158;--accent-hover:#4cdc70;--accent-ink:#002a0e;--accent-text:#30d158;--accent-soft:rgba(48,209,88,.14);--glow:rgba(48,209,88,.22);
  --deep:#06170c;--shadow:0 30px 60px -28px rgba(0,0,0,.9)
}}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:80px}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.55 -apple-system,BlinkMacSystemFont,"Inter Variable",system-ui,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto}
a{color:var(--accent-text)}
h1,h2,h3{margin:0;letter-spacing:-.025em;line-height:1.08}
h1{font-size:clamp(40px,6.4vw,72px);font-weight:800;letter-spacing:-.04em}
h2{font-size:clamp(30px,4.2vw,46px);font-weight:800;letter-spacing:-.035em}
h3{font-size:19px;font-weight:700;line-height:1.25}
p{margin:0}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
.narrow{max-width:780px}
.accent{color:var(--accent)}
.lead{font-size:clamp(17px,1.6vw,20px);color:var(--ink-2);margin-top:16px}
.small{font-size:14px;color:var(--muted);margin-top:14px}
.kicker{font-weight:700;font-size:14px;text-transform:uppercase;letter-spacing:.08em;color:var(--accent-text);margin-bottom:10px}
.skip{position:absolute;left:-999px;top:8px;background:var(--surface);padding:8px 14px;border-radius:10px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:8px}

/* ---------- boutons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:999px;background:var(--accent);color:var(--accent-ink);font-weight:700;text-decoration:none;white-space:nowrap;transition:transform .35s cubic-bezier(.34,1.56,.64,1),background-color .2s,box-shadow .2s;box-shadow:0 10px 24px -10px var(--glow)}
.btn:hover{background:var(--accent-hover);transform:translateY(-2px)}
.btn:active{transform:scale(.96)}
.btn-sm{padding:9px 16px;font-size:15px}
.btn-lg{padding:15px 28px;font-size:18px}
.btn-ghost{background:var(--surface);color:var(--ink);box-shadow:0 1px 0 var(--line) inset,0 0 0 1px var(--line)}
.btn-ghost:hover{background:var(--surface-2)}
.btn-light{background:#fff;color:#00802f;box-shadow:none}
.btn-light:hover{background:#f2fff5}

/* ---------- en-tête ---------- */
.top{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 78%,transparent);backdrop-filter:saturate(1.6) blur(18px);-webkit-backdrop-filter:saturate(1.6) blur(18px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:800;font-size:20px;letter-spacing:-.02em}
.brand img{border-radius:9px}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{color:var(--ink-2);text-decoration:none;font-weight:600;font-size:15px;padding:8px 12px;border-radius:999px}
.nav a:hover{background:var(--surface-2)}
@media (max-width:820px){.nav{display:none}.top .btn{margin-left:auto}}

/* ---------- accroche ---------- */
.hero{position:relative;padding:72px 0 40px;overflow:hidden}
.hero::before{content:"";position:absolute;width:900px;height:900px;right:-260px;top:-260px;background:radial-gradient(closest-side,var(--glow),transparent);pointer-events:none}
.hero-in{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;background:var(--surface);box-shadow:0 0 0 1px var(--line);font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:22px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-phones{position:relative;height:620px}
.hero-phones .phone{position:absolute;width:290px}
.phone-front{right:70px;top:20px;z-index:2}
.phone-back{right:-30px;top:70px;transform:rotate(8deg);opacity:.95}
@media (max-width:900px){
  .hero{padding-top:48px}
  .hero-in{grid-template-columns:1fr}
  .hero-phones{height:auto;display:flex;justify-content:center;padding:10px 0 20px}
  .hero-phones .phone{position:relative;width:min(260px,64vw)}
  .phone-front{right:auto;top:auto}
  .phone-back{display:none}
}

/* ---------- téléphone ---------- */
.phone{background:#0b0b0c;padding:9px;border-radius:44px;box-shadow:var(--shadow),0 0 0 1px rgba(255,255,255,.06) inset;width:min(300px,72vw);justify-self:center}
.phone img{display:block;width:100%;aspect-ratio:720/1472;object-fit:cover;border-radius:35px;background:var(--surface)}

/* ---------- promesses ---------- */
.trust{padding:10px 0 30px}
.trust-in{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.trust-item{display:flex;gap:12px;align-items:flex-start;background:var(--surface);border-radius:20px;padding:18px;box-shadow:0 0 0 1px var(--line)}
.trust-item .ic{width:28px;height:28px;flex:none;color:var(--accent-text)}
.trust-item p{font-size:15px;color:var(--muted)}
.trust-item b{color:var(--ink)}
@media (max-width:900px){.trust-in{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.trust-in{grid-template-columns:1fr}}

/* ---------- sections ---------- */
.section{padding:90px 0}
.section-alt{background:var(--surface-2)}
@media (prefers-color-scheme:dark){.section-alt{background:#0c0c0d}}
.head{max-width:720px;margin-bottom:44px}
.ic{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.card{background:var(--surface);border-radius:var(--radius);padding:24px;box-shadow:0 0 0 1px var(--line);transition:transform .4s cubic-bezier(.34,1.56,.64,1),box-shadow .3s}
.card:hover{transform:translateY(-4px);box-shadow:0 0 0 1px var(--line),var(--shadow)}
.card h3{margin:14px 0 8px}
.card p,.card li{color:var(--muted);font-size:16px}
.tile{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;background:var(--accent-soft);color:var(--accent-text)}
.tile .ic{width:24px;height:24px}

/* ---------- démonstrations ---------- */
.show{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.show+.show{margin-top:90px}
.show-rev .show-text{order:2}
.checks{list-style:none;padding:0;margin:22px 0 0}
.checks li{position:relative;padding-left:32px;margin:12px 0;color:var(--ink-2)}
.checks li::before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;background:var(--accent-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4L18 8' fill='none' stroke='%2300a83e' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}
@media (max-width:820px){.show{grid-template-columns:1fr;gap:34px}.show-rev .show-text{order:0}.show+.show{margin-top:70px}}

/* ---------- confidentialité (bandeau sombre) ---------- */
.privacy{background:radial-gradient(1000px 600px at 85% 30%,rgba(48,209,88,.22),transparent),var(--deep);color:#f5f5f7}
.privacy .kicker{color:#30d158}
.privacy .lead,.privacy .checks li{color:#c7d2cb}
.privacy .checks b{color:#fff}
.privacy .checks li::before{background-color:rgba(48,209,88,.18)}
.privacy a{color:#30d158}
.privacy .small{color:#8fa197}

/* ---------- installation ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.steps ol{margin:10px 0 0;padding-left:20px}
.steps li{margin:6px 0}
@media (max-width:860px){.steps{grid-template-columns:1fr}}

/* ---------- questions ---------- */
details{background:var(--surface);border-radius:18px;margin:10px 0;box-shadow:0 0 0 1px var(--line)}
summary{cursor:pointer;list-style:none;padding:18px 54px 18px 20px;font-weight:700;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"";position:absolute;right:20px;top:50%;width:10px;height:10px;border-right:2.5px solid var(--accent-text);border-bottom:2.5px solid var(--accent-text);transform:translateY(-70%) rotate(45deg);transition:transform .3s}
details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
details p{padding:0 20px 18px;color:var(--ink-2)}

/* ---------- appel final ---------- */
.final{text-align:center;background:linear-gradient(135deg,#30d158,#00a83e 60%,#008a33);color:#fff;border-radius:36px;padding:56px 24px;box-shadow:0 30px 70px -30px rgba(0,168,62,.6)}
.final img{border-radius:18px;box-shadow:0 10px 30px rgba(0,0,0,.2)}
.final h2{margin:18px 0 10px;color:#fff}
.final p{color:rgba(255,255,255,.9);font-size:18px;margin-bottom:26px}

/* ---------- pied de page ---------- */
.foot{border-top:1px solid var(--line);padding:34px 0 40px}
.foot-in{display:flex;flex-wrap:wrap;align-items:center;gap:16px 28px}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 20px}
.foot-links a{color:var(--ink-2);text-decoration:none;font-size:15px}
.foot-links a:hover{color:var(--accent-text)}
.foot .small{margin:0;width:100%}

/* ---------- animations (désactivées si l'appareil demande moins de mouvement) ---------- */
@media (prefers-reduced-motion:no-preference){
  .hero-text>*{animation:rise .9s cubic-bezier(.2,.8,.2,1) both}
  .hero-text>:nth-child(2){animation-delay:.08s}
  .hero-text>:nth-child(3){animation-delay:.16s}
  .hero-text>:nth-child(4){animation-delay:.24s}
  .hero-text>:nth-child(5){animation-delay:.32s}
  .phone-front{animation:float-in 1.1s cubic-bezier(.2,.8,.2,1) .15s both}
  .phone-back{animation:float-in-back 1.2s cubic-bezier(.2,.8,.2,1) .3s both}
  @supports (animation-timeline:view()){
    .reveal{animation:rise linear both;animation-timeline:view();animation-range:entry 0% entry 100%}
  }
}
@keyframes rise{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
@keyframes float-in{from{opacity:0;transform:translateY(60px) scale(.96)}to{opacity:1;transform:none}}
@keyframes float-in-back{from{opacity:0;transform:translateY(80px) rotate(14deg)}to{opacity:.95;transform:rotate(8deg)}}