/* Flap Off - public site. Palette and type match the app (docs/brand/README.md). */
:root{--bg:#0a1a2b;--bg2:#0b2340;--card:#10263d;--card2:#132e49;--line:#21415f;--line2:#2d5578;--text:#f3f7fb;--muted:#a3b9cc;--sand:#ecd5a3;--sand2:#f6e7c4;--lake:#145184;--laser:#39ff14;--red:#ff5a52;--amber:#ffb627;--r:20px;--max:1120px}
*{box-sizing:border-box}
html{background:var(--bg);scroll-behavior:smooth;scroll-padding-top:72px;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;color:var(--text);font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg)}
img{max-width:100%;height:auto;display:block}
a{color:var(--sand)}a:hover{color:var(--sand2)}
:focus-visible{outline:2px solid var(--sand);outline-offset:3px;border-radius:6px}
h1,h2,h3{line-height:1.15;margin:0 0 .5em}
h2{font-size:clamp(28px,5vw,40px);font-weight:850;letter-spacing:-.01em}
h3{font-size:19px;font-weight:800}
p{margin:0 0 1em}
.wrap{width:min(var(--max),100% - 32px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;z-index:20;background:var(--sand);color:var(--bg);padding:10px 14px;border-radius:10px;font-weight:800}
.skip:focus{left:8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* header, with the app's laser beam line */
.top{position:sticky;top:0;z-index:10;background:rgba(10,26,43,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid #16314d}
.top:after{content:"";position:absolute;left:0;bottom:-1px;height:2px;width:min(420px,60%);background:linear-gradient(90deg,var(--laser),#39ff1400)}
.top .wrap{display:flex;align-items:center;gap:16px;min-height:62px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none}
.brand img{width:38px;height:38px;border-radius:10px}
.wm{display:flex;flex-direction:column;line-height:1}
.wm b{font-size:17px;font-weight:850;letter-spacing:.07em;text-transform:uppercase}
.wm i{font-style:normal;font-size:9.5px;font-weight:750;letter-spacing:.38em;color:var(--sand);margin-top:4px;text-transform:uppercase}
.nav{display:none;gap:4px;margin-left:auto}
.nav a{color:var(--muted);text-decoration:none;font-size:15px;font-weight:600;padding:8px 10px;border-radius:10px}
.nav a:hover{color:var(--text);background:#ffffff0d}
.top .btn{margin-left:auto}
@media (min-width:980px){.nav{display:flex}.top .btn{margin-left:8px}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 20px;border-radius:12px;font:inherit;font-weight:800;font-size:16px;letter-spacing:.02em;text-decoration:none;cursor:pointer;border:1px solid transparent}
.btn.pri{background:var(--sand);color:var(--bg)}.btn.pri:hover{background:var(--sand2);color:var(--bg)}
.btn.sec{background:transparent;color:var(--text);border-color:var(--line2)}.btn.sec:hover{border-color:var(--sand);color:var(--text)}
.btn.sm{min-height:40px;padding:8px 16px;font-size:15px}
.btn svg{width:18px;height:18px;flex:none}

/* hero */
.hero{position:relative;overflow:hidden;padding:56px 0 64px;background:radial-gradient(120% 60% at 50% 115%,#145184 0,#0f3558 40%,transparent 72%) no-repeat,radial-gradient(90% 45% at 50% -8%,#12304d 0,transparent 70%) no-repeat,var(--bg)}
.hero .wrap{display:grid;gap:40px;align-items:center}
.hero .mark{width:104px;height:104px;border-radius:26px;box-shadow:0 10px 30px #0009;margin-bottom:22px}
.hero h1{font-size:clamp(44px,9vw,72px);font-weight:850;letter-spacing:.06em;line-height:1;margin:0;text-transform:uppercase}
.hero h1 em{display:block;font-style:normal;font-size:clamp(14px,2.4vw,19px);font-weight:750;letter-spacing:.38em;text-transform:uppercase;color:var(--sand);margin-top:12px}
.tagline{font-size:clamp(22px,3.6vw,30px);font-style:italic;font-weight:600;margin:22px 0 10px}
.pitch{color:var(--muted);font-size:clamp(17px,2.2vw,19px);max-width:34em}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 22px}
.status{display:inline-flex;align-items:center;gap:10px;padding:8px 14px;border-radius:999px;background:#ffb62714;border:1px solid #ffb62755;color:#ffd98a;font-size:14px;font-weight:650}
.status:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--amber);flex:none}
.hero figure{margin:0}
.shot{border-radius:var(--r);border:1px solid var(--line);box-shadow:0 18px 50px #0008;overflow:hidden;background:var(--card)}
figcaption{color:var(--muted);font-size:14px;margin-top:10px}
@media (min-width:900px){.hero{padding:84px 0 96px}.hero .wrap{grid-template-columns:1.05fr 1fr}}

/* sections */
section{padding:72px 0}
.alt{background:linear-gradient(180deg,#0c1f33,#0a1a2b)}
.kicker{display:block;color:var(--sand);font-size:13px;font-weight:800;letter-spacing:.24em;text-transform:uppercase;margin-bottom:12px}
.lead{color:var(--muted);font-size:clamp(17px,2.2vw,19px);max-width:44em;margin-bottom:36px}
.grid{display:grid;gap:18px}
@media (min-width:700px){.g2{grid-template-columns:1fr 1fr}.g3{grid-template-columns:repeat(3,1fr)}}
@media (min-width:980px){.g4{grid-template-columns:repeat(4,1fr)}}
@media (min-width:700px) and (max-width:979px){.g4{grid-template-columns:1fr 1fr}}
.card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px 22px;overflow:hidden}
.card p:last-child{margin-bottom:0}
.card p{color:var(--muted);font-size:16px}
.card h3{color:var(--sand)}
.ico{width:48px;height:48px;border-radius:14px;background:var(--bg2);border:1px solid var(--line2);display:grid;place-items:center;margin-bottom:16px}
.ico svg{width:26px;height:26px;fill:none;stroke:var(--text);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ico .lz{stroke:var(--laser)}.ico .lzf{fill:var(--laser);stroke:none}
.note{background:#0f3558;border:1px solid var(--line2);border-radius:16px;padding:16px 18px;color:var(--text);font-size:16px;margin-top:22px}
.note b{color:var(--sand)}

/* safety */
.safety{display:grid;gap:28px;align-items:start}
@media (min-width:980px){.safety{grid-template-columns:1.15fr 1fr}}
.list{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.list li{display:grid;grid-template-columns:44px 1fr;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px}
.list li .ico{width:44px;height:44px;margin:0;border-radius:12px}
.list li .ico svg{width:24px;height:24px}
.list h3{font-size:17px;margin:2px 0 4px;color:var(--text)}
.list p{margin:0;color:var(--muted);font-size:15.5px}
.tag{display:inline-block;font-size:12px;font-weight:750;letter-spacing:.04em;padding:2px 8px;border-radius:999px;border:1px solid var(--line2);color:var(--muted);margin-left:6px;vertical-align:2px}
.red .ico{border-color:#9a2c25;background:#4a1714}.red .ico svg{stroke:#ffb3ad}

/* dashboard */
.dash{display:grid;gap:28px;align-items:center}
.phone{max-width:300px;margin-inline:auto;border-radius:34px;padding:10px;background:#050d16;border:1px solid #2a4560;box-shadow:0 18px 50px #000a}
.phone img{border-radius:26px}
@media (min-width:900px){.dash{grid-template-columns:300px 1fr}}
.feat{list-style:none;padding:0;margin:22px 0 26px;display:grid;gap:8px}
.feat li{position:relative;padding-left:22px;color:var(--muted)}
.feat li:before{content:"";position:absolute;left:2px;top:.62em;width:9px;height:9px;border-radius:3px;background:var(--sand)}

/* hardware */
.hw .card{padding:0}
.hw .card .txt{padding:22px}
.hw img{border-bottom:1px solid var(--line);aspect-ratio:16/10;object-fit:cover;width:100%}

/* field test */
.story{display:grid;gap:28px}
@media (min-width:900px){.story{grid-template-columns:1fr 1fr}}
.steps{counter-reset:s;list-style:none;margin:0;padding:0;display:grid;gap:14px}
.steps li{counter-increment:s;position:relative;padding:16px 16px 16px 62px;background:var(--card);border:1px solid var(--line);border-radius:16px}
.steps li:before{content:counter(s);position:absolute;left:16px;top:16px;width:32px;height:32px;border-radius:50%;background:var(--sand);color:var(--bg);font-weight:850;display:grid;place-items:center}
.steps h3{font-size:17px;margin:4px 0 4px}.steps p{margin:0;color:var(--muted);font-size:15.5px}
.results{margin-top:36px;border:2px dashed var(--line2);border-radius:var(--r);padding:24px 22px;background:#0c2036}
.results .grid{margin:18px 0 14px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px}
.stat span{display:block;color:var(--muted);font-size:14px;font-weight:650}
.stat b{display:block;font-size:26px;margin-top:4px;color:var(--muted)}
.ph{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--amber);border:1px solid #ffb62766;border-radius:999px;padding:3px 10px;margin-bottom:6px}

/* faq */
details{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:0 18px}
details+details{margin-top:10px}
summary{cursor:pointer;font-weight:750;padding:16px 0;list-style-position:outside}
details p{color:var(--muted);font-size:16px}

/* signup */
.signup{max-width:640px;margin-inline:auto;text-align:center}
.signup .lead{margin-inline:auto}
form.sub{display:flex;flex-direction:column;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;position:relative;overflow:hidden;text-align:left}
form.sub:before{content:"";position:absolute;left:0;top:0;height:3px;width:62%;background:linear-gradient(90deg,var(--laser),#39ff1400)}
label{font-size:14px;font-weight:650;color:var(--muted)}
input[type=email]{font:inherit;font-size:16px;width:100%;min-height:50px;padding:13px 14px;border-radius:12px;border:1px solid var(--line2);background:var(--bg);color:#fff}
input[type=email]:focus{outline:2px solid var(--sand);outline-offset:1px;border-color:transparent}
.fine{color:var(--muted);font-size:14px;margin:4px 0 0}
@media (min-width:600px){.row{display:flex;gap:10px}.row input{flex:1}.row .btn{flex:none}}
.row .btn{width:100%;margin-top:10px}@media (min-width:600px){.row .btn{width:auto;margin-top:0}}

/* footer */
footer{border-top:1px solid #16314d;padding:40px 0 calc(40px + env(safe-area-inset-bottom));color:var(--muted);font-size:15px}
footer .wrap{display:grid;gap:20px}
@media (min-width:800px){footer .wrap{grid-template-columns:1fr auto;align-items:center}}
footer .links{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center}
footer a{color:var(--text)}
footer .exp{color:#ffd98a}

/* privacy / 404 */
.doc{max-width:720px;padding:56px 0 72px}
.doc h1{font-size:clamp(32px,6vw,44px);font-weight:850}
.doc h2{font-size:22px;margin-top:32px}
.doc p,.doc li{color:var(--muted)}
.sm-phone{max-width:250px;margin-top:28px}
.center{text-align:center}
.story .lead{margin-bottom:1em}
.faq{margin-top:28px}

/* hero photo: in-flow on phones, full-bleed background on wide screens */
.hero-photo{margin:0}
.hero-photo img{width:100%;border-radius:var(--r);border:1px solid var(--line);box-shadow:0 18px 50px #0008;background:#5d6f7a}
@media (min-width:900px){
  .hero{min-height:660px;display:flex;align-items:center}
  .hero .wrap{grid-template-columns:minmax(0,600px)}
  .hero .wrap>div{position:relative;z-index:1}
  .hero-photo{position:absolute;inset:0;z-index:0}
  .hero-photo picture{display:block;height:100%}
  .hero-photo img{height:100%;object-fit:cover;object-position:62% 60%;border:0;border-radius:0;box-shadow:none}
  .hero-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,26,43,.97) 0,rgba(10,26,43,.92) 36%,rgba(10,26,43,.5) 60%,rgba(10,26,43,.08) 100%),linear-gradient(0deg,rgba(10,26,43,.9) 0,rgba(10,26,43,0) 26%)}
  .hero-photo figcaption{position:absolute;right:24px;bottom:18px;z-index:1;max-width:440px;text-align:right;color:#e6eef5;text-shadow:0 1px 4px #000c}
}

/* before evidence: video clip */
.evidence{display:grid;gap:24px;align-items:center;margin:0 0 36px}
@media (min-width:900px){.evidence{grid-template-columns:1.35fr 1fr;gap:36px}}
.clip{margin:0}
.clip-box{position:relative;aspect-ratio:16/9;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);box-shadow:0 18px 50px #0008;background:#5d6f7a}
.clip-box video{display:block;width:100%;height:100%;object-fit:cover}
.clip-btn{position:absolute;right:12px;bottom:12px;min-height:40px;min-width:72px;padding:8px 14px;border-radius:10px;border:1px solid #ffffff40;background:rgba(10,26,43,.78);color:#fff;font:inherit;font-size:14px;font-weight:750;cursor:pointer}
.clip-btn:hover{background:rgba(10,26,43,.95)}
.evidence-txt h3{font-size:24px;color:var(--text)}
.evidence-txt p{color:var(--muted)}
.model{margin:24px 0 0}

/* first-hand pull quote */
.pull{margin:22px 0 22px;padding:20px 22px 18px 24px;background:var(--card);border:1px solid var(--line);border-left:4px solid var(--sand);border-radius:16px;position:relative}
.pull blockquote{margin:0}
.pull blockquote p{margin:0;color:var(--text);font-size:clamp(18px,2.4vw,20px);line-height:1.5;font-style:italic;font-weight:600;quotes:"\201C" "\201D"}
.pull blockquote p:before{content:open-quote;color:var(--sand);margin-right:2px}
.pull blockquote p:after{content:close-quote;color:var(--sand);margin-left:2px}
.pull figcaption{margin-top:12px;color:var(--muted);font-size:15px}
.pull figcaption:before{content:"\2014\00a0";color:var(--sand)}
.pull cite{font-style:normal;font-weight:750;color:var(--sand)}