/* Ausculta · breathune.eu — shared stylesheet (index, privacy, support, methodology) */
:root{
  --bg:#060a18; --bg2:#0b1226; --ink:#f4f7fb; --muted:rgba(232,238,248,.66); --faint:rgba(232,238,248,.42);
  --stroke:rgba(255,255,255,.09); --glass:rgba(255,255,255,.045); --glass2:rgba(255,255,255,.075);
  --teal:#40d6e6; --teal-d:#0d849e; --coral:#ff7061; --coral-d:#c7333d; --mint:#7dedc7; --amber:#ffc254; --violet:#9e8fff;
  --radius:24px; --shadow:0 30px 80px -30px rgba(0,0,0,.65);
  --grad:linear-gradient(120deg,#7ff3ff 0%,#40d6e6 30%,#9e8fff 65%,#ff7061 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16.5px/1.65 "Inter",-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,sans-serif;overflow-x:hidden;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:-20vmax;z-index:-2;pointer-events:none;
  background:radial-gradient(40vmax 34vmax at 12% 8%,rgba(64,214,230,.22),transparent 60%),
             radial-gradient(36vmax 30vmax at 92% 30%,rgba(158,143,255,.18),transparent 60%),
             radial-gradient(40vmax 30vmax at 50% 105%,rgba(255,112,97,.14),transparent 60%);
  animation:drift 28s ease-in-out infinite alternate}
body::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.06;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
@keyframes drift{to{transform:translate3d(3vmax,-2vmax,0) rotate(6deg)}}
a{color:var(--teal);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}

/* ---------- nav ---------- */
header.nav{position:sticky;top:0;z-index:20;backdrop-filter:saturate(160%) blur(18px);-webkit-backdrop-filter:saturate(160%) blur(18px);background:rgba(6,10,24,.55);border-bottom:1px solid var(--stroke)}
header.nav .wrap,header:not(.nav){display:flex;align-items:center;justify-content:space-between;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:12px;font-weight:750;letter-spacing:.2px;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand img{width:38px;height:38px;border-radius:10px;box-shadow:0 6px 24px rgba(64,214,230,.35)}
.brand small{display:block;font-weight:500;color:var(--faint);font-size:12px;letter-spacing:.6px;text-transform:uppercase;line-height:1}
nav a{margin-left:22px;color:var(--muted);font-weight:600;font-size:14.5px}
nav a:hover,nav a.on{color:var(--ink);text-decoration:none}
nav a.cta{padding:9px 16px;border-radius:999px;background:var(--glass2);border:1px solid var(--stroke);color:var(--ink)}

/* ---------- type ---------- */
h1,h2,h3{letter-spacing:-.02em;line-height:1.12;margin:0}
h1{font-size:clamp(40px,6.4vw,76px);font-weight:800}
h2{font-size:clamp(28px,3.6vw,44px);font-weight:780;margin:0 0 14px}
h2 small,.eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--teal);margin-bottom:12px}
h3{font-size:19px;font-weight:700;margin:14px 0 6px}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% auto;animation:shine 8s linear infinite}
@keyframes shine{to{background-position:200% center}}
p.lead,.lead{font-size:clamp(17px,1.6vw,20px);color:var(--muted);max-width:640px}
.muted{color:var(--muted)}

/* ---------- buttons & pills ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 24px;border-radius:999px;font-weight:700;color:#04121a;background:linear-gradient(135deg,#8ff6ff,var(--teal) 45%,var(--teal-d));box-shadow:0 14px 40px -10px rgba(64,214,230,.7),inset 0 1px 0 rgba(255,255,255,.5);transition:transform .2s,box-shadow .2s}
.btn:hover{text-decoration:none;transform:translateY(-2px);box-shadow:0 20px 50px -12px rgba(64,214,230,.85)}
.btn.ghost{color:var(--ink);background:var(--glass2);border:1px solid var(--stroke);box-shadow:none}
.btn.coral{color:#fff;background:linear-gradient(135deg,#ff9a8d,var(--coral) 45%,var(--coral-d));box-shadow:0 14px 40px -10px rgba(255,112,97,.7)}
.pill{display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border-radius:999px;background:var(--glass);border:1px solid var(--stroke);font-size:13px;font-weight:650;color:var(--muted)}
.pill i{width:8px;height:8px;border-radius:50%;display:inline-block}
.pill.coral{color:var(--coral)}.pill.mint{color:var(--mint)}.pill.violet{color:var(--violet)}.pill.teal{color:var(--teal)}

/* ---------- glass cards ---------- */
.card{position:relative;background:linear-gradient(180deg,var(--glass2),var(--glass));border:1px solid var(--stroke);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);overflow:hidden}
.card::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(140deg,rgba(255,255,255,.22),transparent 40%,transparent 60%,rgba(64,214,230,.25));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.card p{margin:0;color:var(--muted)}
.card h3:first-child{margin-top:0}
.card img{border-radius:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin:28px 0}
.grid.two{grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}
.lift{transition:transform .35s cubic-bezier(.2,.8,.2,1),border-color .35s}
.lift:hover{transform:translateY(-6px);border-color:rgba(64,214,230,.35)}
.notice{border-color:rgba(255,194,84,.35)!important;background:linear-gradient(180deg,rgba(255,194,84,.10),rgba(255,194,84,.04))!important}
.notice b{color:var(--amber)}

/* ---------- icon chip ---------- */
.chip{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-size:22px;background:var(--glass2);border:1px solid var(--stroke);box-shadow:0 0 30px -6px currentColor}
.chip.teal{color:var(--teal)}.chip.coral{color:var(--coral)}.chip.mint{color:var(--mint)}.chip.violet{color:var(--violet)}.chip.amber{color:var(--amber)}
.chip svg{width:24px;height:24px}

/* ---------- hero ---------- */
.hero{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center;padding:80px 0 40px}
.hero h1{margin:10px 0 18px}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 22px}
.badges{display:flex;gap:10px;flex-wrap:wrap}
.phone{position:relative;justify-self:center;width:min(330px,80vw);aspect-ratio:9/19.3;border-radius:52px;padding:12px;background:linear-gradient(160deg,#2a3550,#0d1324 40%,#1b2540);box-shadow:0 60px 120px -40px rgba(64,214,230,.45),0 0 0 1px rgba(255,255,255,.08),inset 0 0 0 2px rgba(255,255,255,.05);animation:float 7s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-12px) rotate(-.6deg)}}
.phone .screen{position:relative;height:100%;border-radius:42px;overflow:hidden;background:radial-gradient(120% 60% at 30% 0%,rgba(255,112,97,.28),transparent 60%),radial-gradient(100% 60% at 100% 100%,rgba(158,143,255,.25),transparent 60%),#070c1c;padding:52px 18px 18px}
.phone .island{position:absolute;top:12px;left:50%;transform:translateX(-50%);width:34%;height:26px;border-radius:20px;background:#000}
.phone .title{font-weight:800;font-size:26px;margin-bottom:12px}
.mini{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:12px;margin-bottom:10px}
.mini .lbl{font-size:10px;letter-spacing:1px;text-transform:uppercase;color:var(--faint);font-weight:700}
.mini .val{font-size:30px;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums}
.mini .val small{font-size:12px;color:var(--faint);font-weight:600;margin-left:3px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ecg{height:96px;position:relative;overflow:hidden}
.ecg svg{position:absolute;inset:0;width:200%;height:100%;animation:scroll 3.2s linear infinite}
@keyframes scroll{to{transform:translateX(-50%)}}
.beat{display:inline-block;animation:beat 1.05s ease-in-out infinite;color:var(--coral)}
@keyframes beat{0%,100%{transform:scale(1)}12%{transform:scale(1.22)}24%{transform:scale(1)}36%{transform:scale(1.12)}}
.orbs{position:absolute;inset:-40px;z-index:-1;filter:blur(40px);opacity:.7;background:radial-gradient(40% 30% at 30% 20%,rgba(64,214,230,.5),transparent),radial-gradient(40% 40% at 80% 80%,rgba(255,112,97,.35),transparent)}

/* ---------- story ---------- */
.story{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:center}
.story .quote{font-size:clamp(20px,2.2vw,26px);line-height:1.45;font-weight:600;letter-spacing:-.01em}
.story .quote em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.story .quote .or{display:block;margin:14px 0;font-size:.9em;color:var(--coral)}

/* ---------- steps ---------- */
.steps{counter-reset:s}
.steps .card{padding-top:64px}
.steps .card::after{counter-increment:s;content:counter(s,decimal-leading-zero);position:absolute;top:20px;left:24px;font-weight:800;font-size:14px;letter-spacing:1px;color:var(--teal);background:rgba(64,214,230,.1);border:1px solid rgba(64,214,230,.3);padding:4px 10px;border-radius:999px}

/* ---------- stats band ---------- */
.band{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--stroke);border:1px solid var(--stroke);border-radius:var(--radius);overflow:hidden;margin:46px 0}
.band div{background:rgba(8,13,30,.85);padding:24px;text-align:center}
.band b{display:block;font-size:30px;font-weight:800;letter-spacing:-.02em}
.band span{color:var(--faint);font-size:13.5px}

/* ---------- FAQ ---------- */
details{background:linear-gradient(180deg,var(--glass2),var(--glass));border:1px solid var(--stroke);border-radius:18px;padding:0 22px;margin:12px 0;transition:border-color .3s}
details[open]{border-color:rgba(64,214,230,.35)}
summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:700;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--teal);font-size:22px;line-height:1;transition:transform .3s}
details[open] summary::after{transform:rotate(45deg)}
details p,details ul{margin:0 0 18px;color:var(--muted)}

/* ---------- tables & legal ---------- */
table{width:100%;border-collapse:collapse;font-size:15px}
th,td{text-align:left;padding:13px 14px;border-bottom:1px solid var(--stroke);vertical-align:top}
th{color:var(--faint);font-weight:700;text-transform:uppercase;font-size:12px;letter-spacing:.9px}
tr:last-child td{border-bottom:none}
.tablecard{padding:6px 10px}
.legal{max-width:820px}
.legal h2{font-size:24px;margin:40px 0 10px}
.legal p,.legal li{color:var(--muted)}
.legal li{margin:6px 0}
.toc{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 6px}
.toc a{font-size:13px;padding:6px 12px;border-radius:999px;background:var(--glass);border:1px solid var(--stroke);color:var(--muted)}
.toc a:hover{color:var(--ink);text-decoration:none}
.pagehead{padding:70px 0 10px}
.pagehead h1{font-size:clamp(36px,5vw,58px)}

/* ---------- footer ---------- */
footer{margin:90px 0 0;padding:36px 0 50px;border-top:1px solid var(--stroke);color:var(--faint);font-size:14px}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}
footer a{color:var(--muted);margin-left:18px}
footer > span, footer > span a{margin-left:0}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .hero,.story{grid-template-columns:1fr}.hero{padding-top:44px}.phone{order:-1;margin-bottom:10px}
  .band{grid-template-columns:repeat(2,1fr)}nav a:not(.cta){display:none}
}
@media print{body{background:#fff;color:#111}body::before,body::after{display:none}.card{background:#fff;box-shadow:none;border-color:#ddd}.card p,.muted,.lead{color:#333}a{color:#0b6b7a}header.nav{position:static;background:#fff}}
main > section{margin:110px 0}
main > section.hero,main > section.pagehead{margin-top:0}
main > section.story{margin-top:70px}
@media (max-width:900px){main > section{margin:72px 0}}
@media (max-width:900px){.phone{width:min(250px,66vw)}.phone .title{font-size:21px}.mini .val{font-size:24px}}

/* ---------- language switch ---------- */
nav a.lang{margin-left:18px;padding:5px 10px;border-radius:999px;border:1px solid var(--stroke);font-size:12.5px;letter-spacing:.04em;color:var(--muted)}
nav a.lang b{color:var(--ink);font-weight:700}
@media (max-width:900px){nav{display:flex;align-items:center;gap:8px}nav a.cta,nav a.lang{margin-left:0}nav a.lang{display:inline-block}}

/* ---------- app screenshots (2.1 atlas) ---------- */
.phone .screen.shot{padding:0;background:#070c1c}
.phone .screen.shot img{width:100%;height:100%;object-fit:cover;object-position:top center;border-radius:0}
.device{justify-self:center;width:min(270px,72vw);padding:9px;border-radius:44px;background:linear-gradient(160deg,#2a3550,#0d1324 40%,#1b2540);box-shadow:0 40px 90px -40px rgba(64,214,230,.45),0 0 0 1px rgba(255,255,255,.08)}
.device img{width:100%;border-radius:36px}
.grid.four{grid-template-columns:repeat(4,1fr)}
@media (max-width:1000px){.grid.four{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.grid.four{grid-template-columns:1fr}}
.shots{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:22px;max-width:940px;margin:28px auto}
.shots figure{margin:0}
.shots .device{width:100%;padding:6px;border-radius:30px}
.shots .device img{border-radius:25px}
.shots figcaption{margin-top:10px;text-align:center;font-size:14px;color:var(--muted);font-weight:600}