/* Hush marketing site — single stylesheet, zero JS anywhere on the site.
   Midnight-teal dark system derived from the app icon (Hush Messenger ASO/icon/hush_icon_A_teal.svg).
   All motion is pure CSS; fully disabled under prefers-reduced-motion.
   Compact formatting (no space after :;) to stay inside the 18 KB budget check_site.py enforces.
   Contrast-approved pairs (WCAG AA, computed 2026-07-13):
     body #EAF5F1 on #0B1613 16.5:1 · muted #A9C2B9 on #0B1613 9.8:1 · muted on card #11211C 8.8:1
     mint #2FD8B4 on #0B1613 10.2:1 · CTA #05332B on #2FD8B4 7.7:1 · amber #EBC868 on #201A10 10.7:1
     footer #93ABA2 on #06110E 7.9:1 */

:root{
  --bg:#0B1613;--bg2:#11211C;--bg3:#152A23;--ink:#06110E;
  --line:#22362F;--line2:#2E463D;
  --text:#EAF5F1;--muted:#A9C2B9;--faint:#7E968D;
  --mint:#2FD8B4;--mint2:#7FE8CE;--cta:#05332B;--glow:rgba(47,216,180,.13);
  --serif:ui-serif,"New York",Georgia,"Times New Roman",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"SF Mono",SFMono-Regular,Menlo,Consolas,monospace;
  --radius:16px;--maxw:1120px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;color-scheme:dark}
[id]{scroll-margin-top:84px}
body{margin:0;font-family:var(--sans);color:var(--text);background:var(--bg);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--mint)}
a:hover{color:var(--mint2)}
::selection{background:var(--mint);color:var(--cta)}
:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:4px}
h1,h2{font-family:var(--serif);font-weight:600;line-height:1.12;letter-spacing:-.015em;margin:0 0 .5em}
h1{font-size:clamp(2.15rem,5.2vw,3.8rem);line-height:1.06}
h2{font-size:clamp(1.55rem,3vw,2.3rem);margin-top:0}
h3{font-size:1.1rem;font-weight:650;line-height:1.3;letter-spacing:-.01em;margin:0 0 .5em}
h1 em,h2 em{font-style:italic;color:var(--mint2)}
p{margin:0 0 1em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.muted{color:var(--muted)}
.center{text-align:center}

@keyframes up{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:20;background:rgba(11,22,19,.8);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:14px;padding-top:13px;padding-bottom:13px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.05rem;color:var(--text);text-decoration:none;letter-spacing:-.01em}
.brand img{width:32px;height:32px;border-radius:8px}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:26px;font-size:.93rem}
.site-nav a{text-decoration:none;font-weight:550}
.nav-link{color:var(--muted);position:relative}
.nav-link::after{content:"";position:absolute;left:0;right:100%;bottom:-4px;height:1px;background:var(--mint);transition:right .25s ease}
.nav-link:hover{color:var(--text)}
.nav-link:hover::after{right:0}

/* ---------- buttons & badges ---------- */
.btn,.btn-small{display:inline-block;background:var(--mint);color:var(--cta)!important;font-weight:700;text-decoration:none;border-radius:999px;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}
.btn{padding:14px 28px;font-size:1.02rem}
.btn-small{padding:8px 16px;font-size:.9rem}
.btn:hover,.btn-small:hover{background:var(--mint2);transform:translateY(-1px);box-shadow:0 6px 24px rgba(47,216,180,.28)}
.store-badges{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.store-badges img{height:52px;width:auto;display:block}
.store-badges a{display:block;transition:transform .2s ease,opacity .2s ease}
.store-badges a:hover{transform:translateY(-2px);opacity:.92}
.badge-note{font-size:.84rem;font-family:var(--mono);letter-spacing:.02em;color:var(--faint);margin-top:12px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(560px 420px at 76% 42%,var(--glow),transparent 70%),radial-gradient(rgba(47,216,180,.055) 1px,transparent 1.6px);background-size:auto,27px 27px;pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;padding-top:84px;padding-bottom:88px}
.kicker{font-family:var(--mono);color:var(--mint);font-weight:600;letter-spacing:.22em;text-transform:uppercase;font-size:.74rem;margin-bottom:20px}
.kicker::before{content:"● ";font-size:.6rem;vertical-align:2px}
.hero-copy .sub{font-size:1.16rem;color:var(--muted);max-width:32em;margin-top:18px}
.hero-copy .store-badges{margin-top:30px}
.hero-copy>*{animation:up .7s ease backwards}
.hero-copy .kicker{animation-delay:.05s}
.hero-copy h1{animation-delay:.12s}
.hero-copy .sub{animation-delay:.2s}
.hero-copy .store-badges{animation-delay:.3s}
.hero-copy .badge-note{animation-delay:.38s}
.hero-shot{justify-self:center;position:relative;animation:up .9s .25s ease backwards}

/* ---------- the keypad phone (pure CSS, decorative) ---------- */
.phone{position:relative;width:min(288px,78vw);border:1px solid var(--line2);border-radius:46px;padding:20px 22px 30px;background:linear-gradient(180deg,#0F1D18,#0A130F);box-shadow:0 50px 110px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.05),0 0 90px var(--glow)}
.phone::before{content:"";display:block;width:84px;height:22px;border-radius:12px;background:#040B09;margin:2px auto 22px}
.plabel{font-family:var(--mono);font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--faint);text-align:center;margin:0 0 14px}
.pips{display:flex;justify-content:center;gap:12px;margin-bottom:22px}
.pips i{width:13px;height:13px;border-radius:50%;border:1px solid var(--line2);position:relative}
.pips i::after{content:"";position:absolute;inset:2px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px rgba(47,216,180,.7);transform:scale(0);animation:9s ease infinite}
.pips i:nth-child(1)::after{animation-name:p1}
.pips i:nth-child(2)::after{animation-name:p2}
.pips i:nth-child(3)::after{animation-name:p3}
.pips i:nth-child(4)::after{animation-name:p4}
.pips i:nth-child(5)::after{animation-name:p5}
.pips i:nth-child(6)::after{animation-name:p6}
@keyframes p1{0%,4%{transform:scale(0)}6%,84%{transform:scale(1)}90%,100%{transform:scale(0)}}
@keyframes p2{0%,10%{transform:scale(0)}12%,84%{transform:scale(1)}90%,100%{transform:scale(0)}}
@keyframes p3{0%,16%{transform:scale(0)}18%,84%{transform:scale(1)}90%,100%{transform:scale(0)}}
@keyframes p4{0%,22%{transform:scale(0)}24%,84%{transform:scale(1)}90%,100%{transform:scale(0)}}
@keyframes p5{0%,28%{transform:scale(0)}30%,84%{transform:scale(1)}90%,100%{transform:scale(0)}}
@keyframes p6{0%,34%{transform:scale(0)}36%,84%{transform:scale(1)}90%,100%{transform:scale(0)}}
.pad{animation:dim 9s ease infinite}
@keyframes dim{0%,40%{opacity:1;filter:none}46%,82%{opacity:.13;filter:blur(3px)}88%,100%{opacity:1;filter:none}}
.keys{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.keys span{display:flex;align-items:center;justify-content:center;aspect-ratio:1;border-radius:50%;background:#12211B;border:1px solid #1D312A;color:#CFE8DF;font:500 1.3rem var(--mono)}
.keys .k-null{background:none;border:0}
.keys .k-del{font-size:1rem;color:var(--faint)}
.keys span:first-child{animation:kp 9s ease infinite}
@keyframes kp{0%,8%,14%,20%,26%,32%,38%,100%{background:#12211B;color:#CFE8DF;box-shadow:none}5%,11%,17%,23%,29%,35%{background:var(--mint);color:var(--cta);box-shadow:0 0 26px rgba(47,216,180,.55)}}
.reveal{position:absolute;left:20px;right:20px;bottom:44px;display:flex;flex-direction:column;gap:9px;opacity:0;animation:rev 9s ease infinite}
@keyframes rev{0%,42%{opacity:0}48%,82%{opacity:1}88%,100%{opacity:0}}
.bubble{max-width:85%;padding:10px 14px;border-radius:16px 16px 16px 5px;font-size:.85rem;line-height:1.45;background:var(--bg3);border:1px solid var(--line2);color:var(--text);opacity:0;animation:bub 9s ease infinite}
.bubble.b2{align-self:flex-end;background:var(--mint);border:0;color:var(--cta);border-radius:16px 16px 5px 16px;font-weight:550;animation-delay:.5s}
@keyframes bub{0%,44%{opacity:0;transform:translateY(10px)}48%,80%{opacity:1;transform:none}86%,100%{opacity:0}}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section-alt,.not-band{background:var(--ink);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:46em;margin-bottom:44px;position:relative;padding-top:24px}
.section-head::before{content:"";position:absolute;top:0;left:0;width:44px;height:2px;background:var(--mint)}
.section-head p{color:var(--muted);font-size:1.05rem}

/* ---------- screenshot gallery (CSS scroll-snap, no JS) ---------- */
.gallery{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 4px 20px;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:var(--line2) transparent}
.gallery figure{flex:0 0 auto;scroll-snap-align:center;margin:0;width:min(240px,68vw)}
.gallery img,.article .shot img{border-radius:22px;border:1px solid var(--line2);box-shadow:0 18px 44px rgba(0,0,0,.45)}
.gallery img{width:100%;transition:transform .3s ease,box-shadow .3s ease}
.gallery figure:hover img{transform:translateY(-4px);box-shadow:0 26px 54px rgba(0,0,0,.55),0 0 40px var(--glow)}
.gallery figcaption,.article .shot figcaption{font-family:var(--mono);font-size:.78rem;color:var(--faint);margin-top:12px;text-align:center}

/* ---------- mechanism cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.card,.guide-card{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.card:hover{transform:translateY(-3px);border-color:var(--line2);box-shadow:0 14px 40px rgba(0,0,0,.35)}
.card .num{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:13px;background:var(--bg3);border:1px solid var(--line2);color:var(--mint);font:600 1.1rem var(--mono);box-shadow:0 0 18px rgba(47,216,180,.12);margin-bottom:16px}
.card h3{margin-bottom:.4em}
.card p{margin:0;color:var(--muted);font-size:.95rem}
.pull-quote{border-left:2px solid var(--mint);padding:8px 0 8px 22px;font-family:var(--serif);font-style:italic;font-size:1.4rem;line-height:1.4;color:var(--mint2);max-width:30em;margin:44px 0 0}

/* ---------- "what hush is NOT" band ---------- */
.not-band .section-head::before{background:var(--faint)}
.not-band .card{background:rgba(255,255,255,.025)}
.not-band .card h3{font-size:1rem}
.not-band .card h3::before{content:"— ";color:var(--faint)}

/* ---------- demo strip ---------- */
.demo{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.demo ol{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;list-style:none;counter-reset:step;padding:0;margin:32px 0}
.demo ol li{counter-increment:step;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;color:var(--muted);font-size:.96rem}
.demo ol li::before{content:"0" counter(step);display:inline-block;font:600 .85rem var(--mono);color:var(--mint);letter-spacing:.1em;border-bottom:1px solid var(--line2);padding-bottom:6px;margin-bottom:14px}
.demo ol li strong{display:block;margin-bottom:4px;color:var(--text)}
.code-pill{font-family:var(--mono);background:var(--cta);color:var(--mint2);border:1px solid rgba(47,216,180,.35);border-radius:9px;padding:2px 10px;font-size:.95em;letter-spacing:.18em;box-shadow:0 0 16px rgba(47,216,180,.15)}

/* ---------- guide cards ---------- */
.guide-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.guide-card{display:block;text-decoration:none;color:var(--text)}
.guide-card:hover{transform:translateY(-3px);border-color:rgba(47,216,180,.4);box-shadow:0 14px 40px rgba(0,0,0,.35),0 0 30px rgba(47,216,180,.07);color:var(--text)}
.guide-card h3{color:var(--text);margin-bottom:.4em}
.guide-card p{color:var(--muted);font-size:.93rem;margin:0}
.guide-card .go{display:inline-block;margin-top:16px;color:var(--mint);font-weight:600;font-size:.88rem;font-family:var(--mono);transition:transform .2s ease}
.guide-card:hover .go{transform:translateX(4px)}

/* ---------- FAQ ---------- */
.faq{max-width:780px}
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:600;padding:20px 4px;list-style:none;display:flex;justify-content:space-between;align-items:baseline;gap:16px;transition:color .2s ease}
.faq summary:hover{color:var(--mint2)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--mint);font-weight:500;font-size:1.3rem;line-height:1;transition:transform .25s ease;flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 4px 22px;color:var(--muted);max-width:60em}
.faq details[open] .a{animation:up .35s ease}
.faq .a a{font-weight:600}

/* ---------- CTA band ---------- */
.cta-band{position:relative;background:linear-gradient(135deg,var(--mint),#12B392);overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(rgba(5,51,43,.18) 1.5px,transparent 2px);background-size:26px 26px;pointer-events:none}
.cta-band .wrap{position:relative;padding-top:80px;padding-bottom:80px;text-align:center}
.cta-band h2{color:var(--cta);font-size:clamp(1.7rem,3.4vw,2.6rem)}
.cta-band p{color:var(--cta);opacity:.85;max-width:36em;margin:0 auto 26px}
.cta-band .store-badges{justify-content:center}
.cta-band .badge-note{color:var(--cta);opacity:.8}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#93ABA2;font-size:.92rem;padding:52px 0 44px}
.site-footer a{color:#C9DAD3;text-decoration:none}
.site-footer a:hover{color:var(--mint)}
.footer-cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;margin-bottom:30px}
.footer-cols h3{color:var(--text);font-size:.95rem;margin-bottom:.7em}
.footer-cols ul{list-style:none;padding:0;margin:0}
.footer-cols li{margin-bottom:9px}
.fineprint{border-top:1px solid var(--line);padding-top:20px;color:var(--faint);font-size:.84rem}

/* ---------- guide article pages ---------- */
.crumbs{font-family:var(--mono);font-size:.78rem;color:var(--faint);margin:26px 0 8px;letter-spacing:.02em}
.crumbs a{text-decoration:none}
.crumbs span[aria-hidden]{margin:0 7px}
.article{max-width:760px;margin:0 auto;padding:0 24px 40px}
.article-meta{font-family:var(--mono);color:var(--faint);font-size:.8rem;letter-spacing:.04em;margin-bottom:30px}
.article .dek{font-size:1.16rem;color:var(--muted)}
.article h2{margin-top:1.8em}
.article h3{margin-top:1.5em}
.article ul,.article ol{padding-left:1.3em}
.article li{margin-bottom:.45em}
.article .shot{margin:30px auto;text-align:center}
.article .shot img{width:min(270px,80vw)}

.answer-box,.honesty-box,.demo-callout{border-radius:var(--radius);padding:22px 24px;margin:30px 0}
.answer-box{background:var(--bg2);border:1px solid var(--line);border-left:3px solid var(--mint)}
.answer-box .label,.honesty-box .label{font-family:var(--mono);font-size:.72rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;display:block;margin-bottom:10px}
.answer-box .label{color:var(--mint)}
.answer-box p:last-child,.honesty-box p:last-child{margin-bottom:0}
.honesty-box{background:#201A10;border:1px solid #453A1E;border-left:3px solid #EBC868}
.honesty-box,.honesty-box li{color:#D9CCAC}
.honesty-box strong{color:#EFE5CB}
.honesty-box .label{color:#EBC868}
.honesty-box ul{margin:0}
.demo-callout{background:var(--bg2);border:1px solid var(--line2);font-weight:550}

.compare{width:100%;border-collapse:collapse;font-size:.94rem;margin:22px 0}
.compare th,.compare td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.compare td{color:var(--muted)}
.compare th{color:var(--mint2);font-family:var(--mono);font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;font-weight:600}
.table-scroll{overflow-x:auto}

.related{margin-top:48px}
.related .guide-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}

/* ---------- scroll-driven reveals (progressive enhancement) ---------- */
@supports (animation-timeline:view()){
  .card,.guide-card,.gallery figure,.section-head,.demo ol li{animation:up .8s ease both;animation-timeline:view();animation-range:entry 5% entry 38%}
}

/* ---------- responsive ---------- */
@media (max-width:880px){
  .hero .wrap{grid-template-columns:1fr;gap:44px;padding-top:52px;padding-bottom:60px}
  .hero-shot{justify-self:start}
  .section{padding:60px 0}
  .footer-cols{grid-template-columns:1fr}
  .site-nav{gap:18px}
  .site-nav .nav-link{display:none}
}

/* ---------- reduced motion: keep the story, drop the movement ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:0}
  .pips i:nth-child(-n+3)::after{transform:scale(1)}
}