/* TextVocal — MOBILE-FIRST. Base styles = phones (320px+).
   Breakpoints layered on top: 600px (large phone), 768px (tablet), 1024px (desktop), 1280px (wide).
   Theme from the app icon: deep blue → indigo → violet, cyan accent. */
:root{
  --navy:#050360; --indigo:#1c17b3; --blue:#094cdc; --btn:#2563eb; --sky:#3176fc;
  --cyan:#22d3ee; --violet:#8b2cf5; --ink:#15153d; --muted:#5b6285; --line:#e3e7f7;
  --tint:#eef2ff; --bg:#fff; --bg-soft:#f6f8ff; --red:#e5383b; --green:#0b8a5a;

  /* fluid scale: grows smoothly from phone to desktop */
  --gutter:clamp(16px,4.5vw,32px);
  --sec:clamp(44px,8vw,84px);
  --radius:clamp(16px,2.4vw,22px);
  --pad:clamp(18px,3.2vw,30px);
  --fs-body:clamp(.95rem,.9rem + .25vw,1.05rem);
  --fs-small:clamp(.82rem,.8rem + .1vw,.92rem);
  --fs-h1:clamp(1.6rem,1.15rem + 2.4vw,2.7rem);
  --fs-h2:clamp(1.4rem,1.1rem + 1.5vw,2.15rem);
  --fs-h3:clamp(1rem,.95rem + .35vw,1.18rem);
  --fs-lead:clamp(1rem,.95rem + .35vw,1.15rem);
  --shadow:0 1px 2px rgba(20,20,80,.06),0 8px 26px rgba(20,20,80,.08);
  --font:"Plus Jakarta Sans","Google Sans",Roboto,system-ui,-apple-system,"Segoe UI",sans-serif;
  --bar-h:68px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:var(--fs-body);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--btn);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{text-wrap:balance}
p{text-wrap:pretty}
.wrap{width:min(1160px,100% - 2*var(--gutter));margin-inline:auto}
:focus-visible{outline:3px solid var(--cyan);outline-offset:3px;border-radius:8px}

/* ================= TOP BAR (mobile: logo · Download · menu) ================= */
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.topbar .wrap{display:flex;align-items:center;gap:10px;height:60px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:1.08rem;color:var(--navy);letter-spacing:-.01em;margin-right:auto}
.brand img{width:32px;height:32px}
.brand:hover{text-decoration:none}
.top-dl{background:var(--btn);color:#fff;font-weight:700;font-size:.9rem;padding:9px 16px;border-radius:999px;min-height:40px;display:inline-flex;align-items:center}
.top-dl:hover{background:var(--blue);text-decoration:none}
.menu-btn{width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:12px;display:grid;place-content:center;gap:4px;cursor:pointer;padding:0}
.menu-btn span{display:block;width:18px;height:2px;background:var(--navy);border-radius:2px;transition:transform .2s,opacity .2s}
.menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 18px 30px rgba(20,20,80,.1);display:none;flex-direction:column;padding:8px var(--gutter) 16px}
.nav.open{display:flex}
.nav a{color:var(--navy);font-weight:600;padding:14px 8px;border-bottom:1px solid var(--line);min-height:48px;display:flex;align-items:center}
.nav a:last-child{border:0}
.nav .pill{display:none}

/* ================= BUTTONS (touch-friendly, ≥48px tall) ================= */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font:inherit;font-weight:700;border:0;cursor:pointer;border-radius:999px;padding:14px 24px;min-height:50px;font-size:1rem;line-height:1.2;text-align:center;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn svg{width:20px;height:20px;flex:none}
.btn-primary{background:linear-gradient(135deg,var(--btn),var(--indigo));color:#fff;box-shadow:0 8px 22px rgba(37,99,235,.35)}
.btn-primary:hover{color:#fff;box-shadow:0 12px 28px rgba(37,99,235,.45)}
.btn-ghost{background:#fff;color:var(--blue);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--sky);background:var(--tint)}

/* ================= HERO ================= */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:
  radial-gradient(520px 300px at 100% -5%,rgba(139,44,245,.16),transparent 60%),
  radial-gradient(520px 320px at 0% 0%,rgba(9,76,220,.16),transparent 60%),var(--bg-soft)}
.hero .wrap{display:grid;gap:28px;padding:28px 0 36px}
.app-head{display:flex;gap:16px;align-items:center}
.app-icon{width:clamp(84px,24vw,132px);height:auto;aspect-ratio:1;flex:none;filter:drop-shadow(0 12px 18px rgba(28,23,179,.35))}
.app-head h1{margin:0 0 4px;font-size:var(--fs-h1);line-height:1.12;letter-spacing:-.02em;color:var(--navy)}
.dev{font-weight:700;color:var(--blue)}
.cat{color:var(--muted);font-size:var(--fs-small)}
.tagline{font-size:var(--fs-lead);color:var(--muted);margin:18px 0 0;max-width:46ch}
.stats{display:grid;grid-template-columns:repeat(2,1fr);margin:22px 0;border:1px solid var(--line);background:#fff;border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.stat{padding:12px 8px;text-align:center;border-bottom:1px solid var(--line);border-right:1px solid var(--line);min-width:0}
.stat:nth-child(2n){border-right:0}
.stat:nth-last-child(-n+2){border-bottom:0}
.stat b{display:block;font-size:1rem;color:var(--navy)}
.stat span{font-size:.78rem;color:var(--muted)}
.cta{display:grid;gap:10px}
.hero-art{position:relative}
.hero-art::before{content:"";position:absolute;inset:-10px;border-radius:30px;background:linear-gradient(135deg,var(--blue),var(--violet));opacity:.18;filter:blur(24px)}
.hero-art img{position:relative;width:100%;border-radius:clamp(14px,2.5vw,24px);box-shadow:0 18px 44px rgba(5,3,96,.26);border:1px solid rgba(255,255,255,.6)}

/* ================= SECTIONS ================= */
section{padding:var(--sec) 0}
section.soft{background:var(--bg-soft);border-block:1px solid var(--line)}
section.no-top{padding-top:0}
.eyebrow{display:inline-block;font-size:.74rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--violet);margin-bottom:8px}
h2{font-size:var(--fs-h2);line-height:1.2;letter-spacing:-.02em;margin:0 0 10px;color:var(--navy)}
h3{font-size:var(--fs-h3)}
.lead{color:var(--muted);font-size:var(--fs-lead);max-width:62ch;margin:0 0 clamp(22px,4vw,34px)}

/* screenshots rail: swipe on phones */
.rail{display:flex;gap:14px;overflow-x:auto;padding:6px var(--gutter) 20px;margin-inline:calc(-1*var(--gutter));scroll-snap-type:x mandatory;scroll-padding-inline:var(--gutter);-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain}
.rail::-webkit-scrollbar{height:8px}
.rail::-webkit-scrollbar-thumb{background:var(--line);border-radius:8px}
.shot{flex:none;scroll-snap-align:start;padding:0;background:#fff;border-radius:18px;overflow:hidden;cursor:zoom-in;box-shadow:var(--shadow);border:1px solid var(--line);transition:transform .2s;width:62vw;max-width:290px}
.shot.wide{width:84vw;max-width:520px}
.shot img{width:100%;height:auto}
.lightbox{position:fixed;inset:0;background:rgba(5,3,60,.9);display:none;align-items:center;justify-content:center;z-index:100;padding:16px;cursor:zoom-out}
.lightbox.open{display:flex}
.lightbox img{max-height:92vh;max-width:100%;width:auto;border-radius:16px;box-shadow:0 30px 80px rgba(0,0,0,.5)}

/* about */
.about{display:grid;gap:28px}
.about p{margin:0 0 14px}
.updated{color:var(--muted);font-size:var(--fs-small)}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.tag{border:1px solid var(--line);color:var(--muted);font-weight:600;font-size:var(--fs-small);padding:6px 14px;border-radius:999px;background:#fff}
.side-card{background:linear-gradient(160deg,var(--navy),var(--indigo) 55%,var(--violet));color:#fff;border-radius:var(--radius);padding:var(--pad);box-shadow:0 18px 40px rgba(28,23,179,.3)}
.side-card h3{margin:0 0 6px;font-size:clamp(1.1rem,1rem + .6vw,1.35rem)}
.side-card p{color:#d8dcff;margin:0 0 18px}
.side-card .btn{background:#fff;color:var(--indigo);width:100%}
.side-card .btn:hover{background:var(--tint)}

/* generic grid: 1 column on phones */
.grid{display:grid;gap:14px}
.feat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:var(--pad);box-shadow:var(--shadow);transition:transform .2s,border-color .2s;display:grid;grid-template-columns:auto 1fr;gap:4px 16px;align-items:start}
.feat .ic{grid-row:span 2;width:50px;height:50px;border-radius:15px;display:grid;place-items:center;background:linear-gradient(135deg,var(--tint),#dfe6ff)}
.feat .ic svg{width:26px;height:26px}
.feat h3{margin:0;color:var(--navy);align-self:end}
.feat p{margin:0;color:var(--muted);font-size:var(--fs-small);grid-column:2}
.feat:hover{border-color:#b7c6ff}

.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;display:flex;gap:14px;align-items:center;counter-increment:s}
.steps{counter-reset:s}
.step::before{content:counter(s);flex:none;display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--btn),var(--violet));color:#fff;font-weight:800}
.step p{margin:0;font-size:var(--fs-small)}
.step b{color:var(--navy)}

.why-list{list-style:none;margin:0 0 8px;padding:0;display:grid;gap:12px}
.why-list li{display:grid;grid-template-columns:26px 1fr;gap:10px}
.why-list svg{width:22px;height:22px;color:var(--green);margin-top:2px}
.two{display:grid;gap:clamp(28px,5vw,48px)}
.who{grid-template-columns:1fr 1fr;gap:12px}
.who div{background:var(--tint);border-radius:var(--radius);padding:clamp(14px,2.4vw,22px);font-weight:600;color:var(--navy);font-size:var(--fs-small)}
.who span{display:block;font-size:1.5rem;margin-bottom:4px}

/* ================= DOWNLOAD & INSTALL ================= */
.dl{display:grid;gap:18px}
.dl-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:var(--pad);box-shadow:var(--shadow);min-width:0}
.dl-card.main{background:linear-gradient(160deg,var(--navy),var(--indigo) 60%,#4b1fd0);color:#fff;border:0}
.dl-top{display:flex;gap:14px;align-items:center;margin-bottom:18px}
.dl-top img{width:64px;height:64px;border-radius:17px;flex:none}
.dl-top h3{margin:0;font-size:clamp(1.1rem,1rem + .6vw,1.35rem)}
.dl-top small{color:#c9cfff}
.file{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:14px;padding:12px 14px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.92rem;margin-bottom:14px;word-break:break-all}
.dl-card.main .btn{background:#fff;color:var(--indigo);width:100%;padding:16px}
.dl-card.main .btn:hover{background:var(--tint)}
.meta{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:10px;font-size:var(--fs-small);color:#d8dcff}
.meta li{display:grid;grid-template-columns:84px 1fr;gap:12px;align-items:baseline}
.meta b{color:#fff;font-weight:600;word-break:break-all;min-width:0}
.pkg{font-size:.78rem}
.sha{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.7rem}
.inst-title{margin:0 0 16px;color:var(--navy);font-size:clamp(1.1rem,1rem + .6vw,1.3rem)}
.install ol{margin:0;padding:0;list-style:none;counter-reset:i;display:grid;gap:16px}
.install li{counter-increment:i;display:grid;grid-template-columns:34px 1fr;gap:12px}
.install li::before{content:counter(i);width:34px;height:34px;border-radius:50%;background:var(--tint);color:var(--blue);display:grid;place-items:center;font-weight:800}
.install li b{display:block;color:var(--navy)}
.install li span{color:var(--muted);font-size:var(--fs-small);display:block}
.install li span b.inl{display:inline}
.note{margin-top:20px;border-left:4px solid var(--cyan);background:var(--bg-soft);border-radius:0 12px 12px 0;padding:12px 14px;font-size:var(--fs-small);color:var(--muted)}
.note b{color:var(--navy)}

/* data safety + app info */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:var(--pad);box-shadow:var(--shadow);min-width:0}
.card h3{margin:0 0 14px;color:var(--navy)}
.safe{list-style:none;margin:0 0 14px;padding:0;display:grid;gap:12px}
.safe li{display:grid;grid-template-columns:26px 1fr;gap:10px;font-size:var(--fs-small)}
.safe svg{width:22px;height:22px;color:var(--green);margin-top:1px}
.info{width:100%;border-collapse:collapse;font-size:var(--fs-small)}
.info th,.info td{text-align:left;padding:10px 0;border-bottom:1px solid var(--line);vertical-align:top}
.info th{color:var(--muted);font-weight:600;width:36%;padding-right:12px}
.info tr:last-child th,.info tr:last-child td{border:0}
.info td{word-break:break-word}

/* contact */
.contact{text-align:center;background:linear-gradient(135deg,var(--blue),var(--indigo) 55%,var(--violet));color:#fff;border-radius:clamp(20px,3vw,28px);padding:clamp(34px,7vw,60px) var(--gutter);box-shadow:0 24px 54px rgba(28,23,179,.3)}
.contact h2{color:#fff}
.contact p{color:#dfe3ff;margin:0 auto 22px;max-width:52ch}
.contact .btn{background:#fff;color:var(--indigo);width:100%;max-width:340px}

/* footer */
footer{padding:28px 0 calc(var(--bar-h) + 28px);color:var(--muted);font-size:var(--fs-small)}
footer .wrap{display:grid;gap:14px;text-align:center}
footer nav{display:flex;gap:8px 20px;flex-wrap:wrap;justify-content:center}
footer a{color:var(--muted);font-weight:600;padding:6px 2px}

/* sticky install bar (phones only) */
.bar{position:fixed;left:0;right:0;bottom:0;z-index:60;display:flex;gap:12px;align-items:center;padding:10px var(--gutter) calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-top:1px solid var(--line);transform:translateY(110%);transition:transform .25s}
.bar.show{transform:none}
.bar img{width:42px;height:42px;flex:none}
.bar div{flex:1;min-width:0;line-height:1.2}
.bar b{display:block;color:var(--navy)}
.bar small{color:var(--muted)}
.bar .btn{padding:10px 20px;min-height:44px}

/* ================= PRIVACY PAGE ================= */
.doc-hero{background:linear-gradient(135deg,var(--navy),var(--indigo) 60%,var(--violet));color:#fff;padding:clamp(34px,7vw,60px) 0 clamp(30px,6vw,52px)}
.doc-hero h1{margin:0 0 8px;font-size:var(--fs-h1);letter-spacing:-.02em}
.doc-hero p{margin:0;color:#d8dcff}
.doc{display:grid;gap:20px;padding:24px 0 56px}
.toc{display:flex;gap:6px;overflow-x:auto;margin-inline:calc(-1*var(--gutter));padding:4px var(--gutter);scrollbar-width:none;position:sticky;top:60px;background:rgba(255,255,255,.95);z-index:10;border-bottom:1px solid var(--line)}
.toc::-webkit-scrollbar{display:none}
.toc a{flex:none;color:var(--muted);font-weight:600;font-size:var(--fs-small);padding:10px 14px;border-radius:999px;white-space:nowrap}
.toc a:hover{background:var(--tint);color:var(--blue);text-decoration:none}
.prose{min-width:0}
.prose h2{font-size:clamp(1.2rem,1.05rem + .8vw,1.5rem);margin:32px 0 10px}
.prose h2:first-child{margin-top:0}
.prose p,.prose li{color:#2b2f55;overflow-wrap:anywhere}
.prose ul{padding-left:1.2rem}
.prose li{margin:6px 0}
.callout{background:var(--tint);border:1px solid #cfd9ff;border-radius:16px;padding:16px 18px;margin:18px 0}

/* ================= ≥600px — large phones / small tablets ================= */
@media (min-width:600px){
  .cta{display:flex;flex-wrap:wrap}
  .stats{grid-template-columns:repeat(4,1fr)}
  .stat{border-bottom:0!important;border-right:1px solid var(--line)!important}
  .stat:last-child{border-right:0!important}
  .features{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .shot{width:300px}
  .shot.wide{width:min(560px,70vw);max-width:none}
  .meta li{grid-template-columns:100px 1fr}
  .contact .btn{width:auto}
  footer .wrap{grid-template-columns:1fr auto;text-align:left;align-items:center}
}

/* ================= ≥768px — tablets ================= */
@media (min-width:768px){
  .topbar .wrap{height:66px}
  .brand img{width:36px;height:36px}
  /* nav becomes inline, burger hides */
  .menu-btn,.top-dl{display:none}
  .nav{position:static;display:flex;flex-direction:row;align-items:center;gap:2px;background:none;border:0;box-shadow:none;padding:0}
  .nav a{border:0;padding:8px 12px;min-height:40px;border-radius:999px;font-size:.93rem;color:var(--muted)}
  .nav a:hover{background:var(--tint);color:var(--blue);text-decoration:none}
  .nav .pill{display:inline-flex;background:var(--btn);color:#fff;margin-left:6px}
  .nav .pill:hover{background:var(--blue);color:#fff}
  .hero .wrap{padding:44px 0 48px;gap:36px}
  .app-head{gap:22px;align-items:flex-start}
  .stats{max-width:560px}
  .feat{grid-template-columns:1fr;gap:0}
  .feat .ic{grid-row:auto;margin-bottom:14px;width:54px;height:54px}
  .feat h3{align-self:auto;margin-bottom:6px}
  .feat p{grid-column:auto}
  .feat:hover{transform:translateY(-4px)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .about{grid-template-columns:1.5fr 1fr;gap:36px;align-items:start}
  .dl{grid-template-columns:1fr 1fr;gap:24px}
  .two{grid-template-columns:1fr 1fr}
  .who{gap:14px}
  .shot:hover{transform:translateY(-3px)}
  .bar{display:none}
  footer{padding-bottom:36px}
  .doc{grid-template-columns:230px 1fr;gap:40px;padding:44px 0 70px}
  .toc{position:sticky;top:88px;flex-direction:column;overflow:visible;margin:0;padding:0;border:0;background:none;align-self:start;gap:2px}
  .toc a{border-radius:10px;padding:8px 12px}
}

/* ================= ≥1024px — laptops / desktop ================= */
@media (min-width:1024px){
  .hero .wrap{grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;padding:60px 0 56px}
  .features{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(4,1fr)}
  .step{flex-direction:column;align-items:flex-start;gap:10px;padding:22px}
  .who{grid-template-columns:repeat(2,1fr)}
  .nav a{padding:8px 14px}
  .rail{overflow:visible;margin-inline:0;padding-inline:0;align-items:center;justify-content:center}
  .shot{width:calc((100% - 36px)*.27);max-width:none}
  .shot.wide{width:calc((100% - 36px)*.46);max-width:none}
  .doc{grid-template-columns:250px 1fr;gap:56px}
}

/* ================= ≥1280px — wide screens ================= */
@media (min-width:1280px){
  .hero .wrap{gap:72px}
}

/* very small phones (≤360px) */
@media (max-width:360px){
  .app-head{gap:12px}
  .brand{font-size:1rem}
  .who{grid-template-columns:1fr}
  .btn{padding:13px 18px}
}

@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}