/* ══════════════════════════════════════════════════════════════
   GSOUND Support — the single design system
   Used by the app (index.html) AND by every static SEO page
   generated by build.js. One file, one look.
   ══════════════════════════════════════════════════════════════ */

@font-face{font-family:'Xirod';src:url('assets/xirod.ttf') format('truetype');font-weight:normal;font-style:normal;font-display:swap}

:root{
  --navy:#08152e;--navy-deep:#050b18;--ink:#02060f;
  --cyan:#2ec4e8;--cyan-soft:rgba(46,196,232,.06);
  --line:rgba(120,200,255,.24);--line-soft:rgba(255,255,255,.09);
  --fg:#fff;--fg-2:rgba(255,255,255,.72);--fg-3:rgba(255,255,255,.62);
  --head:'Heebo',system-ui,sans-serif;--body:'Assistant',system-ui,sans-serif;
  --nav-h:calc(64px + env(safe-area-inset-bottom));
}

*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html{background:var(--ink)}
body{
  background:var(--navy-deep);color:var(--fg);font-family:var(--body);
  direction:rtl;min-height:100vh;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;font-size:15px;
  overscroll-behavior-y:none;
}
#app{max-width:520px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column;background:var(--navy-deep)}
img{display:block;max-width:100%}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
a{color:var(--cyan);text-decoration:none}
a:hover{color:#6fdcff}
input{font-family:inherit}
ul,ol{list-style:none}
::selection{background:rgba(46,196,232,.3)}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

/* ── registration marks (blueprint frame) ─────────────────── */
.mark{position:relative}
.mark>i{position:absolute;width:11px;height:11px;pointer-events:none;color:rgba(46,196,232,.55)}
.mark>i::before{content:"";position:absolute;left:5px;top:0;width:1px;height:100%;background:currentColor}
.mark>i::after{content:"";position:absolute;top:5px;left:0;width:100%;height:1px;background:currentColor}
.mark>i.tl{top:-6px;right:-6px}.mark>i.tr{top:-6px;left:-6px}
.mark>i.bl{bottom:-6px;right:-6px}.mark>i.br{bottom:-6px;left:-6px}

.tap{transition:background .15s,border-color .15s,transform .1s}
.tap:hover{border-color:rgba(46,196,232,.5)}
.tap:active{transform:scale(.985)}

/* ── header ───────────────────────────────────────────────── */
.hdr{
  position:sticky;top:0;z-index:60;flex-shrink:0;
  height:calc(56px + env(safe-area-inset-top));
  padding:env(safe-area-inset-top) 18px 0;
  display:flex;align-items:center;gap:10px;
  background:var(--navy);border-bottom:1px solid rgba(46,196,232,.16);
}
.hdr-back{display:none;align-items:center;justify-content:center;gap:6px;border:1px solid rgba(120,200,255,.28);color:var(--cyan);padding:0 13px;font-size:13px;font-weight:600;min-height:44px;min-width:44px}
.hdr-back.show{display:flex}
.hdr-brand{display:flex;align-items:center;gap:9px;cursor:pointer;min-height:44px}
.hdr-brand img{width:26px;height:26px;object-fit:contain}
.wordmark{font-family:'Xirod',sans-serif;font-size:15px;letter-spacing:3px;color:#fff}
.wordmark span{color:var(--cyan)}
.hdr-tag{margin-right:auto;font-family:var(--head);font-size:10.5px;letter-spacing:2px;color:rgba(255,255,255,.66)}

/* ── screens ──────────────────────────────────────────────── */
main{flex:1;display:flex;flex-direction:column;padding-bottom:var(--nav-h)}
.screen{display:none;flex:1;flex-direction:column;animation:fade .2s ease}
.screen.active{display:flex}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}

.kicker{font-family:var(--head);font-size:10.5px;font-weight:700;letter-spacing:2.5px;color:var(--cyan)}
.h2{font-family:var(--head);font-size:27px;font-weight:800;letter-spacing:-.02em;line-height:1.15}
.page-head{padding:22px 20px 18px;border-bottom:1px solid rgba(46,196,232,.16);background:linear-gradient(180deg,#0c1c3a,var(--navy-deep))}
.page-head .kicker{margin-bottom:8px;display:block}
.page-head p{margin-top:8px;font-size:13.5px;line-height:1.7;color:var(--fg-2);text-wrap:pretty}

/* ── hero ─────────────────────────────────────────────────── */
.hero{padding:26px 24px 22px;display:flex;flex-direction:column;align-items:center;gap:13px;position:relative;background:radial-gradient(120% 100% at 50% 0%,#12305c 0%,#0a1832 48%,var(--navy-deep) 100%)}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(46,196,232,.09) 1px,transparent 1px);background-size:26px 26px}
.hero img{width:min(152px,46vw);height:auto;object-fit:contain;position:relative}
.hero-rule{width:44px;height:1px;background:var(--cyan);opacity:.7;position:relative}
.hero p{margin:0;text-align:center;font-size:14px;line-height:1.8;color:var(--fg-2);max-width:300px;position:relative;text-wrap:pretty}

/* ── search / ask assistant ───────────────────────────────── */
.search{padding:4px 20px 22px;display:flex;flex-direction:column;gap:14px}
.ask-head{display:flex;flex-direction:column;gap:7px;text-align:center;align-items:center}
.ask-title{font-family:var(--head);font-size:23px;font-weight:800;letter-spacing:-.02em;line-height:1.2}
.ask-sub{font-size:13.5px;line-height:1.75;color:var(--fg-2);max-width:330px;text-wrap:pretty}
.search-box{display:flex;align-items:center;gap:12px;min-height:62px;padding:0 16px;background:rgba(46,196,232,.07);border:1.5px solid rgba(46,196,232,.42);box-shadow:0 0 0 4px rgba(46,196,232,.05)}
.search-box:focus-within{border-color:var(--cyan);background:rgba(46,196,232,.1)}
.search-box input{flex:1;min-width:0;align-self:stretch;min-height:44px;background:none;border:none;outline:none;font-size:16px;color:#fff;direction:rtl}
.search-box input::placeholder{color:rgba(255,255,255,.52)}
.search-clear{display:none;align-items:center;justify-content:center;min-width:44px;min-height:44px;margin-left:-10px;color:rgba(255,255,255,.7)}
.search-clear.show{display:flex}

/* ── tiles ────────────────────────────────────────────────── */
.tiles{padding:0 20px;display:flex;flex-direction:column;gap:14px}
.tile-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.tile{background:var(--cyan-soft);border:1px solid var(--line);padding:20px 16px 18px;display:flex;flex-direction:column;gap:12px;min-height:120px;text-align:right}
.tile h3{font-family:var(--head);font-size:16.5px;font-weight:800;letter-spacing:-.01em}
.tile p{font-size:12.5px;line-height:1.6;color:var(--fg-3);margin-top:4px}
.row{display:flex;align-items:center;gap:14px;border:1px solid var(--line);padding:15px 16px;text-align:right;width:100%}
.row-title{font-family:var(--head);font-size:14.5px;font-weight:700}
.row-sub{font-size:12.5px;color:var(--fg-3);margin-top:2px}

/* ── lists ────────────────────────────────────────────────── */
.section{padding:26px 20px 0;display:flex;flex-direction:column;gap:11px}
.list{display:flex;flex-direction:column;gap:10px}
.item{display:flex;align-items:center;gap:12px;padding:14px 15px;background:rgba(255,255,255,.04);border:1px solid rgba(120,200,255,.2);text-align:right;width:100%;min-height:56px}
.item-title{flex:1;min-width:0;font-size:14px;font-weight:600;line-height:1.5}
.item-meta{font-size:11.5px;font-weight:700;color:var(--cyan);white-space:nowrap}
.vlist{padding:16px 20px 0;display:flex;flex-direction:column}
.vrow{display:flex;align-items:center;gap:13px;padding:15px 4px;border-bottom:1px solid var(--line-soft);width:100%;text-align:right;min-height:56px}
.vnum{font-family:var(--head);font-size:11.5px;font-weight:700;color:var(--cyan);width:22px;flex-shrink:0}
.vname{flex:1;min-width:0;font-size:14.5px;font-weight:600;line-height:1.5}
.badge{font-size:11px;font-weight:700;color:var(--cyan);margin-right:7px;letter-spacing:.5px;white-space:nowrap}
.badge-soon{color:rgba(255,255,255,.66)}

/* ── search result meta ───────────────────────────────────── */
.res-meta{display:flex;align-items:center;gap:8px;margin-top:4px;flex-wrap:wrap}
.res-cat{font-size:11.5px;font-weight:600;color:var(--cyan);letter-spacing:.5px}
.res-conf{font-size:10.5px;font-weight:700;letter-spacing:.5px;padding:2px 7px;border:1px solid var(--line);color:var(--fg-3)}
.res-conf-high{color:var(--cyan);border-color:rgba(46,196,232,.45)}

/* ── clarification ────────────────────────────────────────── */
.clarify{border:1px solid var(--line);background:rgba(46,196,232,.05);padding:22px 18px;display:flex;flex-direction:column;align-items:center;gap:14px;color:var(--cyan)}
.clarify-q{font-family:var(--head);font-size:16px;font-weight:800;color:#fff;text-align:center;line-height:1.4;letter-spacing:-.01em}
.clarify-opts{display:flex;flex-direction:column;gap:9px;width:100%}
.clarify-opt{display:flex;align-items:center;justify-content:space-between;gap:10px;background:rgba(255,255,255,.05);border:1px solid var(--line);padding:14px 15px;text-align:right;font-size:14px;font-weight:600;color:#fff;min-height:48px}

/* ── symptoms / outcome ───────────────────────────────────── */
.symptoms{display:flex;flex-direction:column;gap:8px}
.symptoms li{background:rgba(255,255,255,.04);border:1px solid var(--line-soft);border-right:2px solid rgba(46,196,232,.5);padding:11px 14px;font-size:13.5px;line-height:1.6;color:var(--fg-2)}
.outcome{margin:0 20px;border:1px solid var(--line);padding:15px 16px;display:flex;flex-direction:column;gap:4px}
.outcome-k{font-family:var(--head);font-size:10.5px;font-weight:700;letter-spacing:2.5px;color:var(--cyan)}
.outcome-v{font-size:13.5px;line-height:1.7;color:var(--fg-2)}

/* ── player ───────────────────────────────────────────────── */
.player-head{padding:20px 20px 18px;border-bottom:1px solid rgba(46,196,232,.16);background:linear-gradient(180deg,#0c1c3a,var(--navy-deep));display:flex;gap:13px;align-items:flex-start}
.player-head h2{font-family:var(--head);font-size:20px;font-weight:800;letter-spacing:-.02em;line-height:1.35}
.frame{position:relative;padding-top:56.25%;background:var(--ink);border-bottom:1px solid rgba(46,196,232,.16);overflow:hidden}
.frame iframe{position:absolute;inset:0;width:100%;height:100%;border:none}
.poster{position:absolute;inset:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;cursor:pointer;background:var(--ink)}
.poster img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.poster-btn{position:relative;width:64px;height:64px;border:1px solid var(--cyan);background:rgba(8,21,46,.75);display:flex;align-items:center;justify-content:center}
.poster:hover .poster-btn{background:rgba(46,196,232,.18)}
.soon{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--cyan);font-size:15px;text-align:center;padding:20px}
.desc{padding:18px 20px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.75);border-bottom:1px solid rgba(255,255,255,.08)}

/* ── buttons ──────────────────────────────────────────────── */
.actions{padding:18px 20px 0;display:flex;flex-direction:column;gap:11px}
.btn{display:flex;align-items:center;justify-content:center;gap:9px;padding:15px;font-family:var(--head);font-size:14.5px;font-weight:800;min-height:48px;text-align:center}
.btn-solid{background:var(--cyan);color:var(--navy)}
.btn-solid:hover{background:#54d3f2;color:var(--navy)}
.btn-ghost{border:1px solid rgba(120,200,255,.3);color:var(--cyan);font-weight:700}
.btn-pair{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.btn-choice{background:rgba(255,255,255,.04);border:1px solid rgba(120,200,255,.3);color:#fff;padding:14px 8px;font-size:14px;font-weight:700;min-height:48px}
.btn-choice.on{background:rgba(46,196,232,.16);color:var(--cyan)}
.note{padding:13px;text-align:center;font-size:13.5px;font-weight:700;color:var(--cyan);background:rgba(46,196,232,.08);border:1px solid rgba(46,196,232,.25)}
.tel-big{font-family:'Xirod',sans-serif;font-size:19px;letter-spacing:1.5px}

/* ── cta card / empty state ───────────────────────────────── */
.cta{margin:26px 20px 0;border:1px solid rgba(120,200,255,.22);padding:22px 20px;text-align:center}
.cta h3{font-family:var(--head);font-size:16px;font-weight:800;letter-spacing:-.01em}
.cta p{margin:8px 0 16px;font-size:13px;line-height:1.75;color:var(--fg-3)}
.empty{padding:56px 28px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:14px}
.empty h3{font-family:var(--head);font-size:20px;font-weight:800;letter-spacing:-.02em}
.empty p{font-size:14px;line-height:1.8;color:var(--fg-2);max-width:320px}
.empty .btn{width:100%;max-width:320px}

/* ── wizard ───────────────────────────────────────────────── */
.wiz-dots{display:flex;align-items:center;gap:10px;margin-top:12px}
.wiz-dots .bar{display:flex;gap:5px}
.wiz-dots .bar i{width:22px;height:3px;background:rgba(255,255,255,.2)}
.wiz-dots .bar i.done{background:rgba(46,196,232,.5)}
.wiz-dots .bar i.now{background:var(--cyan)}
.wiz-progress{font-family:var(--head);font-size:11px;letter-spacing:.5px;color:var(--fg-3)}
.wiz-intro{padding:16px 20px;font-size:13.5px;line-height:1.8;color:var(--fg-2);background:rgba(46,196,232,.05);border-bottom:1px solid rgba(46,196,232,.14)}
.wiz-step{padding:18px 20px 14px;font-family:var(--head);font-size:16px;font-weight:800;letter-spacing:-.01em}
.wiz-q{text-align:center;font-family:var(--head);font-size:16px;font-weight:800;padding-top:4px}

.foot{margin-top:auto;padding:26px 20px 14px;text-align:center;font-family:var(--head);font-size:11px;letter-spacing:1.5px;color:rgba(255,255,255,.68)}
.foot span{color:var(--cyan)}

/* ── bottom nav ───────────────────────────────────────────── */
.nav{
  position:fixed;bottom:0;left:0;right:0;z-index:60;
  max-width:520px;margin:0 auto;
  display:grid;grid-template-columns:repeat(5,1fr);
  background:var(--navy);border-top:1px solid rgba(46,196,232,.16);
  padding-bottom:env(safe-area-inset-bottom);
}
.nav a,.nav button{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  min-height:64px;padding:8px 2px;font-size:10.5px;font-weight:600;
  color:rgba(255,255,255,.62);font-family:var(--head);letter-spacing:.3px;
}
.nav .on{color:var(--cyan)}
.nav .call{color:var(--navy);background:var(--cyan)}

/* ══════════════════════════════════════════════════════════════
   STATIC CONTENT PAGES  (generated by build.js)
   Same tokens, same frames, same marks — no second design system.
   ══════════════════════════════════════════════════════════════ */

.site-hdr{
  position:sticky;top:0;z-index:60;
  height:calc(56px + env(safe-area-inset-top));
  padding:env(safe-area-inset-top) 18px 0;
  display:flex;align-items:center;gap:10px;
  background:var(--navy);border-bottom:1px solid rgba(46,196,232,.16);
}
.site-hdr .hdr-brand{text-decoration:none}
.site-hdr-cta{margin-right:auto;display:flex;align-items:center;gap:7px;border:1px solid rgba(120,200,255,.28);color:var(--cyan);padding:0 12px;min-height:44px;font-family:var(--head);font-size:12.5px;font-weight:700}

.doc{max-width:760px;margin:0 auto;padding:24px 20px 72px;display:flex;flex-direction:column;gap:30px}
.doc section{display:flex;flex-direction:column;gap:12px}
.doc h1{font-family:var(--head);font-size:26px;font-weight:800;letter-spacing:-.02em;line-height:1.25;text-wrap:pretty}
.doc h2{font-family:var(--head);font-size:17px;font-weight:800;letter-spacing:-.01em;padding-bottom:8px;border-bottom:1px solid var(--line-soft)}
.doc h3{font-family:var(--head);font-size:15px;font-weight:700}
.doc p{font-size:15px;line-height:1.85;color:var(--fg-2);text-wrap:pretty}
@media(min-width:600px){.doc h1{font-size:32px}}

.breadcrumb{font-size:12.5px;color:var(--fg-3)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:2px 7px}
.breadcrumb li+li::before{content:'‹';color:rgba(255,255,255,.35);margin-left:5px}
.breadcrumb a,.breadcrumb [aria-current]{display:inline-flex;align-items:center;min-height:44px}
.breadcrumb a{color:var(--cyan)}
.breadcrumb [aria-current]{color:#fff;font-weight:600}

.type-badge{display:inline-flex;align-items:center;gap:7px;align-self:flex-start;font-family:var(--head);font-size:10.5px;font-weight:700;letter-spacing:2px;padding:6px 11px;border:1px solid var(--line);color:var(--cyan)}
.doc-intro{border:1px solid var(--line);border-right:2px solid var(--cyan);background:rgba(46,196,232,.05);padding:18px 18px;font-size:15px;line-height:1.85;color:var(--fg-2)}
.step-count{font-family:var(--body);font-weight:400;font-size:13.5px;color:var(--fg-3)}

.video-card{border:1px solid var(--line)}
.video-label{background:var(--navy);color:#fff;font-family:var(--head);font-size:12.5px;font-weight:700;padding:11px 15px;letter-spacing:.3px;border-bottom:1px solid rgba(46,196,232,.16)}
.yt-lite{position:relative;aspect-ratio:16/9;background:var(--ink);cursor:pointer;display:flex;align-items:center;justify-content:center;overflow:hidden}
.yt-lite img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5;transition:opacity .2s}
.yt-lite:hover img{opacity:.62}
.yt-play{position:relative;width:64px;height:64px;border:1px solid var(--cyan);background:rgba(8,21,46,.75);display:flex;align-items:center;justify-content:center;transition:background .15s}
.yt-lite:hover .yt-play{background:rgba(46,196,232,.18)}
.yt-active{cursor:default}
.yt-active iframe{position:absolute;inset:0;width:100%;height:100%;border:none}

.faq-item{border:1px solid var(--line-soft);border-right:2px solid rgba(46,196,232,.5);padding:16px 16px;display:flex;flex-direction:column;gap:6px}
.faq-item p{font-size:14px;line-height:1.75;color:var(--fg-2)}

.doc-links{display:flex;flex-direction:column;gap:10px}
.doc-links a{display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.04);border:1px solid rgba(120,200,255,.2);padding:14px 15px;font-size:14px;font-weight:600;color:#fff;min-height:56px}
.doc-links a:hover{border-color:rgba(46,196,232,.5);color:#fff}
.doc-links .lbl{flex:1;min-width:0;line-height:1.5}

.doc-cta{border:1px solid rgba(120,200,255,.22);padding:24px 20px;text-align:center;display:flex;flex-direction:column;gap:14px;align-items:center}
.doc-cta h2{border:none;padding:0;font-size:17px}
.doc-cta p{font-size:14px;color:var(--fg-3);line-height:1.75}
.doc-cta .btn{width:100%;max-width:340px}
.doc-foot{border-top:1px solid var(--line-soft);padding:22px 20px 30px;text-align:center;font-family:var(--head);font-size:11px;letter-spacing:1.5px;color:rgba(255,255,255,.68)}
.doc-foot span{color:var(--cyan)}
.soon-tag{font-family:var(--body);font-size:12.5px;font-weight:400;color:var(--fg-3)}

@media (max-width:359px){
  .ask-title{font-size:21px}
  .tile{min-height:112px;padding:16px 13px}
  .tile h3{font-size:15px}
  .h2{font-size:24px}
  .doc{padding:20px 14px 60px}
}
@media (min-width:520px){
  body{background:#02060f}
  #app{box-shadow:0 0 80px rgba(0,0,0,.7)}
}


/* ══════════════════════════════════════════════════════════════
   RESPONSIVE SYSTEM
   One codebase, one design system. Mobile (the approved design)
   is the base above; the layers below adapt it upward.
   Breakpoints:  640 tablet · 1024 laptop · 1440 desktop · 1800 wide
   No JS, no framework — grid, flex, clamp() and media queries only.
   ══════════════════════════════════════════════════════════════ */

:root{--shell:520px;--content:1080px;--read:860px;--doc-max:760px}
#app{max-width:var(--shell)}

/* ────────── TABLET  ≥640 ────────── */
@media (min-width:640px){
  :root{--shell:680px}
  .hero{padding:38px 32px 28px}
  .hero img{width:min(178px,30vw)}
  .hero p{font-size:14.5px;max-width:340px}
  .search{padding:6px 30px 26px;gap:16px}
  .ask-title{font-size:26px}
  .ask-sub{font-size:14px;max-width:400px}
  .search-box{min-height:64px;padding:0 18px}
  .search-box input{font-size:16.5px}
  .tiles{padding:0 30px}
  .tile{min-height:138px;padding:24px 20px 20px}
  .tile h3{font-size:18px}
  .tile p{font-size:13px}
  .section{padding:30px 30px 0}
  .vlist{padding:18px 30px 0}
  .page-head{padding:28px 30px 22px}
  .h2{font-size:30px}
  .actions{padding:20px 30px 0}
  .cta{margin:30px 30px 0;padding:26px 24px}
  .desc{padding:20px 30px;font-size:14.5px}
  .wiz-intro{padding:18px 30px}
  .wiz-step{padding:20px 30px 15px;font-size:17px}
  .outcome{margin:0 30px}
  .player-head{padding:24px 30px 20px}
  .player-head h2{font-size:22px}
  .foot{padding:30px 30px 16px}
  /* lists breathe into two columns where the rows are short */
  .list{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:stretch}
  .list .item{min-height:64px}
  .clarify-opts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .doc{padding:30px 30px 80px;gap:34px}
}

/* ────────── LAPTOP  ≥1024 ──────────
   The real web experience: the bottom bar becomes header navigation,
   content sits in a centred measure, cards become a grid.          */
@media (min-width:1024px){
  :root{--shell:none;--nav-h:0px}
  body{font-size:15.5px}
  #app{max-width:none;box-shadow:none}
  main{padding-bottom:0}

  /* header + navigation */
  .hdr{height:68px;padding:0 clamp(28px,4vw,64px);gap:20px}
  .hdr-brand img{width:30px;height:30px}
  .wordmark{font-size:17px}
  .hdr-tag{margin-right:14px;padding-right:16px;border-right:1px solid rgba(255,255,255,.16);font-size:11px}
  .nav{
    position:fixed;top:0;bottom:auto;right:auto;left:clamp(28px,4vw,64px);
    width:auto;max-width:none;margin:0;z-index:61;
    display:flex;grid-template-columns:none;align-items:center;gap:3px;
    height:68px;background:transparent;border-top:none;padding-bottom:0;
  }
  .nav a,.nav button{flex-direction:row;gap:9px;min-height:44px;padding:0 15px;font-size:13.5px;letter-spacing:0}
  .nav svg{width:18px;height:18px}
  .nav button:hover{color:#fff}
  .nav .on{box-shadow:inset 0 -2px 0 var(--cyan)}
  .nav .call{padding:0 18px;margin-right:10px;min-height:44px}

  /* home — the ask area stays the centre of gravity, not a wide band */
  .hero{padding:56px 32px 34px}
  .hero img{width:200px}
  .hero-rule{width:56px}
  .hero p{font-size:15px;max-width:440px;line-height:1.85}
  .search{width:100%;max-width:var(--read);margin:0 auto;padding:10px 32px 34px;gap:18px}
  .ask-title{font-size:clamp(28px,2.6vw,34px)}
  .ask-sub{font-size:15px;max-width:520px;line-height:1.8}
  .search-box{min-height:68px;padding:0 22px;gap:14px}
  .search-box input{font-size:17px}
  .search-box svg{width:22px;height:22px}

  .tiles,.section,.vlist,.actions,.foot{width:100%;max-width:var(--content);margin-left:auto;margin-right:auto}
  .tiles{padding:0 32px;gap:18px}
  .tile-grid{gap:20px}
  .tile{min-height:170px;padding:30px 26px 26px;gap:16px}
  .tile h3{font-size:20px}
  .tile p{font-size:13.5px;max-width:280px}
  .row{padding:20px}
  .section{padding:38px 32px 0;gap:14px}
  .list{grid-template-columns:repeat(3,1fr);gap:14px}
  .list .item{min-height:72px;padding:16px 18px}
  .vlist{padding:22px 32px 0;display:grid;grid-template-columns:1fr 1fr;column-gap:32px}
  .vrow{padding:17px 6px}
  .vname{font-size:15px}

  .page-head{padding:40px clamp(28px,4vw,64px) 30px}
  .page-head>*{display:block;max-width:var(--content);margin-left:auto;margin-right:auto}
  .h2{font-size:clamp(30px,3vw,38px)}
  .page-head p{font-size:15px;max-width:620px}

  /* player — a readable column, video at a sane size */
  .player-head{padding:34px clamp(28px,4vw,64px) 26px}
  .player-head{flex-direction:column;align-items:stretch}
  .player-head>*{max-width:var(--read);margin-left:auto;margin-right:auto}
  .player-head>div{display:flex;gap:14px;align-items:flex-start;width:100%}
  .player-head h2{font-size:26px}
  .frame{width:100%;max-width:var(--read);margin:0 auto;padding-top:0;aspect-ratio:16/9;border:1px solid rgba(46,196,232,.16);border-top:none}
  .desc,.outcome,.wiz-intro,.wiz-step{width:100%;max-width:var(--read);margin-left:auto;margin-right:auto}
  .desc{padding:24px 4px;font-size:15px;border-bottom:none}
  .outcome{margin-top:6px}
  .actions{width:100%;max-width:var(--read);padding:22px 32px 0}
  .btn-pair{grid-template-columns:1fr 1fr}
  .empty{width:100%;max-width:560px;margin:0 auto;padding:80px 32px}
  .empty h3{font-size:23px}
  .cta{width:calc(100% - 64px);max-width:var(--content);margin:38px auto 0;padding:34px 30px}
  .cta h3{font-size:18px}
  .cta .btn{max-width:380px;margin:0 auto}
  .clarify{padding:30px 26px}
  .clarify-q{font-size:18px}
  .foot{padding:44px 32px 22px}
  .wiz-step{font-size:18px;padding-top:26px}
  .symptoms{display:grid;grid-template-columns:1fr 1fr;gap:10px}

  /* static content pages */
  .site-hdr{height:68px;padding:0 clamp(28px,4vw,64px)}
  .doc{max-width:clamp(760px,64vw,900px);padding:40px 32px 96px;gap:42px}
  .doc h1{font-size:clamp(32px,3.2vw,40px)}
  .doc h2{font-size:20px}
  .doc p{font-size:16px}
  .doc-intro{padding:22px 24px;font-size:16px}
  .doc-links{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .doc-links a{min-height:72px;padding:16px 18px}
  .s-faq{display:grid;grid-template-columns:1fr;gap:14px}
  .faq-item{padding:20px 20px}
  .doc-cta{padding:34px 30px}
  .doc-foot{padding:30px 32px 40px}
}

/* ────────── DESKTOP  ≥1440 ────────── */
@media (min-width:1440px){
  :root{--content:1240px;--read:900px}
  .hero{padding:70px 32px 40px}
  .hero img{width:224px}
  .tile{min-height:190px}
  .list{grid-template-columns:repeat(3,1fr)}
  .s-faq{grid-template-columns:1fr 1fr}
  .doc{max-width:960px}
}

/* ────────── WIDE  ≥1800 ────────── */
@media (min-width:1800px){
  :root{--content:1360px}
  .hero img{width:240px}
}

/* pointer-precision refinements — desktop only, never on touch */
@media (min-width:1024px) and (hover:hover){
  .item:hover,.vrow:hover,.doc-links a:hover{background:rgba(46,196,232,.08)}
  .tile:hover{background:rgba(46,196,232,.1)}
}
@media (prefers-reduced-motion:reduce){
  *,.screen{animation:none!important;transition:none!important}
}

/* ══════════════════════════════════════════════════════════════
   PWA Install Card + iOS Install Modal
   ══════════════════════════════════════════════════════════════ */

/* ── Install card ─────────────────────────────────────────────── */
.install-card {
  background: rgba(46,196,232,.06);
  border: 1px solid rgba(46,196,232,.32);
  border-right: 3px solid var(--cyan);
  padding: 16px 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 13px;
}
.install-card-inner {
  display: flex;
  align-items: flex-start;
  gap: 13px;
}
.install-card-body { flex: 1; min-width: 0; }
.install-card-title {
  font-family: var(--head);
  font-size: 14.5px;
  font-weight: 800;
  color: var(--fg);
  margin-bottom: 4px;
}
.install-card-desc {
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--fg-2);
}
.install-card-btn {
  width: 100%;
  font-size: 13.5px;
  padding: 11px 18px;
  min-height: 44px;
}

/* ── iOS install bottom sheet ──────────────────────────────────── */
.ios-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(2,6,15,.78);
  z-index: 200;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  transition: opacity .25s ease;
}
.ios-modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}
.ios-modal-sheet {
  background: var(--navy);
  border: 1px solid rgba(46,196,232,.22);
  border-bottom: none;
  border-radius: 20px 20px 0 0;
  padding: 14px 24px calc(30px + env(safe-area-inset-bottom));
  width: 100%;
  max-width: 520px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transform: translateY(100%);
  transition: transform .3s cubic-bezier(.32,0,.15,1);
}
.ios-modal-backdrop.open .ios-modal-sheet {
  transform: translateY(0);
}
.ios-modal-handle {
  width: 36px;
  height: 4px;
  background: rgba(255,255,255,.18);
  border-radius: 2px;
  margin: 0 auto 4px;
}
.ios-modal-title {
  font-family: var(--head);
  font-size: 18px;
  font-weight: 800;
  color: var(--fg);
  text-align: center;
}
.ios-modal-steps {
  display: flex;
  flex-direction: column;
  gap: 15px;
  list-style: none;
}
.ios-modal-steps li {
  display: flex;
  align-items: flex-start;
  gap: 13px;
}
.ios-step-num {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(46,196,232,.1);
  border: 1px solid rgba(46,196,232,.32);
  color: var(--cyan);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ios-step-text {
  flex: 1;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--fg-2);
  padding-top: 3px;
}
.ios-step-text strong { color: var(--fg); font-weight: 700; }

/* Tablet/Desktop: install card inline layout */
@media (min-width: 600px) {
  .install-card {
    flex-direction: row;
    align-items: center;
    gap: 16px;
  }
  .install-card-inner { flex: 1; }
  .install-card-btn {
    width: auto;
    flex-shrink: 0;
    white-space: nowrap;
  }
}