/* ═══════════════════════════════════════════════════════════════════
   Fly4cast — landing page. Cinematic cockpit hero, luxe light body.
   ═══════════════════════════════════════════════════════════════════ */
*,*::before,*::after{box-sizing:border-box}
:root{
  --ink:#0a1830; --ink2:#12233a; --muted:#5a6b82; --muted2:#8698b0;
  --line:#e2ebf6; --panel:#ffffff; --panel2:#f2f7fd;
  --accent:#1f7ae0; --accent2:#06b6d4; --gold:#e5b567; --go:#1f9d57; --caution:#e5940f; --nogo:#e0483f;
  --r:16px; --r-lg:22px;
  --sky1:#050b1a; --sky2:#0a1830; --sky3:#12315e;
  --shadow:0 18px 50px rgba(16,42,90,.14);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:"SF Mono",ui-monospace,"Roboto Mono",Menlo,Consolas,monospace;
}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink2);background:#fff;-webkit-font-smoothing:antialiased;line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.02em;line-height:1.12;color:var(--ink)}
img{max-width:100%}
.hidden{display:none!important}
.hero-sky{position:absolute;inset:0;
  background:
    radial-gradient(1200px 620px at 78% -10%,rgba(6,182,212,.30),transparent 60%),
    radial-gradient(1000px 560px at 12% 8%,rgba(31,122,224,.34),transparent 62%),
    radial-gradient(600px 300px at 50% 108%,rgba(229,181,103,.14),transparent 70%)}
.hero-grid{position:absolute;inset:0;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:54px 54px;mask-image:radial-gradient(circle at 50% 40%,#000 0%,transparent 75%)}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  box-shadow:inset 0 -120px 120px -60px rgba(5,11,26,.9)}
.hero-inner{position:relative;z-index:2;max-width:860px}
.badge{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.01em;
  color:var(--gold);background:rgba(229,181,103,.1);border:1px solid rgba(229,181,103,.35);
  border-radius:999px;padding:7px 16px;margin-bottom:26px}
.hero h1{font-size:clamp(2.4rem,6vw,4.2rem);font-weight:800;letter-spacing:-.03em;color:#fff;
  text-shadow:0 2px 40px rgba(0,0,0,.3)}
.hero .lead{font-size:clamp(1.05rem,2.2vw,1.3rem);color:rgba(255,255,255,.82);max-width:660px;margin:22px auto 0;font-weight:400}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:38px}
.hero-stats{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:58px}
.hero-stats div{display:flex;flex-direction:column;gap:2px;min-width:130px;padding:16px 20px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:14px;backdrop-filter:blur(6px)}
.hero-stats b{font-size:24px;font-weight:800;color:#fff;font-family:var(--mono);letter-spacing:-.02em}
.hero-stats span{font-size:12px;color:rgba(255,255,255,.62)}

/* hero product peek — a light app card floating on the dark hero */
.hero-shot{position:relative;z-index:2;margin-top:46px;width:100%;max-width:440px;perspective:1400px}
.hs-glow{position:absolute;inset:-30px -10px;background:radial-gradient(60% 55% at 50% 40%,rgba(31,122,224,.5),transparent 70%);filter:blur(24px)}
.hs-card{position:relative;text-align:left;background:linear-gradient(180deg,#ffffff,#f2f7fd);border:1px solid rgba(255,255,255,.5);
  border-radius:18px;padding:16px;box-shadow:0 30px 70px rgba(4,12,30,.55),0 2px 0 rgba(255,255,255,.6) inset;color:var(--ink2)}
/* round, interactive Leaflet map masked into a circle, name below */
.hs-geo{display:flex;flex-direction:column;align-items:center;gap:7px;text-align:center}
.hs-mapcircle{position:relative;width:200px;height:200px;max-width:100%;border-radius:50%;overflow:hidden;z-index:1;
  background:var(--panel2);border:4px solid #fff;box-shadow:0 8px 24px rgba(20,60,120,.3),0 0 0 1px var(--line)}
.hs-mapcircle::after{content:"◎";position:absolute;inset:0;display:grid;place-items:center;color:var(--accent);font-size:34px;opacity:.4;z-index:400}
.hs-mapcircle.located::after{display:none}
.hs-mapcircle .leaflet-container{width:100%;height:100%;background:var(--panel2)}
.hs-mdot{display:none}
.hs-gname{font-size:15px;font-weight:800;color:var(--ink);max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hs-coord{font-family:var(--mono);font-size:10.5px;color:var(--muted);font-weight:600}
/* logged-in: real verdict + app button (instead of the sign-up lock) */
.hs-verdict{display:flex;align-items:center;gap:12px;margin-top:12px;padding:12px;border-radius:12px;
  background:var(--panel2);border:1px solid var(--line)}
.hs-vscore{width:48px;height:48px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;
  font-family:var(--mono);font-weight:800;font-size:17px;color:#fff;background:var(--muted2)}
.hs-vscore.go{background:var(--go)}.hs-vscore.caution{background:var(--caution)}.hs-vscore.nogo{background:var(--nogo)}
.hs-vinfo b{display:block;font-size:15px;font-weight:800;color:var(--ink)}
.hs-vinfo span{font-size:12px;color:var(--muted)}
.hs-appbtn{display:flex;align-items:center;justify-content:center;gap:7px;margin-top:11px;padding:12px;
  border-radius:11px;font-size:14px;font-weight:700;text-decoration:none;color:#fff;
  background:linear-gradient(180deg,var(--accent),#1668c6);box-shadow:0 8px 20px rgba(31,122,224,.3)}
.hs-appbtn:hover{transform:translateY(-1px)}
/* the trial button */
.hs-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;margin-top:13px;
  font:inherit;font-size:14px;font-weight:700;color:#fff;cursor:pointer;border:0;border-radius:11px;padding:12px;
  background:linear-gradient(180deg,var(--accent),#1668c6);box-shadow:0 8px 20px rgba(31,122,224,.32);transition:.15s}
.hs-btn:hover{transform:translateY(-1px)}
.hs-btn:disabled{opacity:.7;cursor:default;transform:none}
.hs-btn.loading svg{animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
/* the taste — a few real numbers, no verdict */
.hs-taste{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1px;margin-top:12px;background:var(--line);
  border:1px solid var(--line);border-radius:11px;overflow:hidden}
.hs-taste.hidden{display:none}
.hs-taste div{background:var(--panel);padding:9px 8px;display:flex;flex-direction:column;gap:3px;align-items:center;text-align:center}
.hs-taste span{font-size:10px;color:var(--muted);font-weight:600}
.hs-taste b{font-family:var(--mono);font-size:14px;font-weight:800;color:var(--ink)}
/* the locked full check */
.hs-locked{position:relative;margin-top:12px;border-radius:12px;overflow:hidden;border:1px solid var(--line)}
.hs-blur{padding:13px;filter:blur(3.5px);opacity:.6;pointer-events:none;user-select:none}
.hs-brow{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.hs-bring{width:34px;height:34px;border-radius:50%;border:4px solid var(--go);border-right-color:rgba(31,157,87,.2);flex:0 0 auto}
.hs-bl{height:11px;border-radius:5px;background:var(--line);flex:1}
.hs-bl.bl-wide{flex:2.2}.hs-bl.bl-sm{flex:.6}
.hs-bstrip{display:flex;gap:3px;align-items:flex-end;height:26px;margin-top:4px}
.hs-bstrip i{flex:1;height:70%;background:var(--go);border-radius:2px 2px 0 0}
.hs-bstrip i.nogo{background:var(--nogo);height:100%}
.hs-gate{position:absolute;inset:0;display:flex;align-items:center;gap:11px;padding:14px;
  background:linear-gradient(180deg,rgba(255,255,255,.7),rgba(240,246,253,.92))}
.hs-lockic{font-size:22px;flex:0 0 auto}
.hs-gtxt b{display:block;font-size:14px;font-weight:800;color:var(--ink)}
.hs-gtxt span{display:block;font-size:11.5px;color:var(--muted);line-height:1.45;margin-top:2px}
.hs-gcta{display:inline-block;margin-top:7px;font-size:12.5px;font-weight:800;color:var(--accent);text-decoration:none}
.hs-gcta:hover{text-decoration:underline}
.hs-attr{margin-top:8px;text-align:right;font-size:9px;color:var(--muted2)}
@media(max-width:520px){.hero-shot{max-width:100%}.hs-card{transform:none}
}

/* ── trust bar ───────────────────────────────────────── */
.trust-bar{display:flex;align-items:center;justify-content:center;gap:10px;text-align:center;
  padding:20px 24px;font-size:14.5px;font-weight:600;color:var(--muted);
  background:var(--panel2);border-bottom:1px solid var(--line)}
.trust-bar span{color:var(--accent);font-size:18px}

/* ── sections ────────────────────────────────────────── */
.section{max-width:1120px;margin:0 auto;padding:96px 24px}
.sec-head{text-align:center;max-width:680px;margin:0 auto 54px}
.sec-head h2{font-size:clamp(1.8rem,3.6vw,2.7rem);font-weight:800}
.sec-head p{font-size:clamp(1rem,1.8vw,1.15rem);color:var(--muted);margin-top:14px}

/* features */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:28px;
  box-shadow:var(--shadow);transition:.2s}
.feat-card:hover{transform:translateY(-4px);border-color:rgba(31,122,224,.4)}
.feat-ic{width:52px;height:52px;display:grid;place-items:center;border-radius:14px;margin-bottom:18px;color:var(--accent);
  background:linear-gradient(135deg,rgba(31,122,224,.14),rgba(6,182,212,.12));border:1px solid var(--line)}
.feat-ic svg,.fc-ic{display:block}
.feat-card h3{font-size:18px;font-weight:700}
.feat-card p{font-size:14.5px;color:var(--muted);margin-top:10px}

/* ── guided demo ─────────────────────────────────────── */
.demo{padding-top:70px}
/* Both audiences are shown in full — each opens with a labelled divider so the
   split reads at a glance without anything hidden behind a control. */
.track-head{display:flex;align-items:center;gap:16px;margin:8px 0 38px}
.track-head::before,.track-head::after{content:"";flex:1;height:1px;background:var(--line)}
.track-pill{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:800;letter-spacing:.2px;color:#fff;white-space:nowrap;
  background:linear-gradient(180deg,var(--accent),#1668c6);border-radius:999px;padding:10px 24px;
  box-shadow:0 6px 18px rgba(31,122,224,.3)}
.track-pill.photo{background:linear-gradient(180deg,var(--accent2),#0894ab);box-shadow:0 6px 18px rgba(6,182,212,.3)}
.track + .track-head{margin-top:26px}

.step{display:grid;grid-template-columns:1fr 1.15fr;gap:44px;align-items:center;margin-bottom:54px}
.step.alt .step-copy{order:2}
.step.alt .step-vis{order:1}
.step-n{display:inline-block;font-family:var(--mono);font-size:11px;font-weight:800;letter-spacing:1px;
  color:var(--accent);background:rgba(31,122,224,.09);border-radius:999px;padding:5px 12px;margin-bottom:14px}
.step-copy h3{font-size:clamp(1.25rem,2.2vw,1.6rem);font-weight:800;line-height:1.2}
.step-copy p{color:var(--muted);font-size:15.5px;margin-top:12px}

/* the mock "screenshot" frame */
.mock{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:14px;
  box-shadow:0 22px 50px rgba(16,42,90,.16)}
.mock-t{font-size:10.5px;font-weight:800;letter-spacing:.7px;color:var(--muted);margin-bottom:11px;display:flex;align-items:center;gap:8px}
.mock-t .fps{margin-left:auto;font-family:var(--mono);color:var(--accent2);background:rgba(6,182,212,.1);border-radius:999px;padding:2px 8px;letter-spacing:0}
.mock-note{font-size:12px;color:var(--muted);margin-top:10px;line-height:1.5}
.mock-bar{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.mock-lbl{font-size:12px;font-weight:700;color:var(--accent);background:rgba(31,122,224,.09);border-radius:999px;padding:6px 12px}
.mock-coord{font-family:var(--mono);font-size:12px;color:var(--muted)}

/* CSS map */
.mock-map{position:relative;height:170px;border-radius:11px;overflow:hidden;border:1px solid var(--line);
  background:linear-gradient(160deg,#eef3ec,#e6eef4 60%,#dfe9f2)}
.mock-map.tall{height:210px}
.mm-road{position:absolute;background:#f6c9a8;opacity:.85}
.mm-road.r1{left:0;right:0;top:44%;height:5px;transform:rotate(-4deg)}
.mm-road.r2{top:0;bottom:0;left:36%;width:4px;transform:rotate(6deg)}
.mm-road.r3{left:0;right:0;top:74%;height:3px;background:#e9d7bf}
.mm-green{position:absolute;background:#cfe3c4;border-radius:40%}
.mm-green.g1{width:96px;height:60px;left:4%;top:8%}
.mm-green.g2{width:70px;height:52px;right:8%;bottom:10%}
.mm-pin{position:absolute;left:50%;top:50%;width:15px;height:15px;margin:-7px 0 0 -7px;border-radius:50%;
  background:var(--accent);border:3px solid #fff;box-shadow:0 0 0 6px rgba(31,122,224,.22),0 3px 8px rgba(0,0,0,.25)}
.mm-hint{position:absolute;left:9px;bottom:9px;font-size:10.5px;font-weight:600;color:var(--ink2);
  background:rgba(255,255,255,.9);border-radius:7px;padding:4px 9px}
.nfz{position:absolute;border-radius:50%;background:rgba(224,72,63,.14);border:1.5px solid rgba(224,72,63,.5)}
.nfz.n1{width:104px;height:104px;left:14%;top:16%}
.nfz.n2{width:74px;height:74px;right:12%;bottom:12%}
/* Scoped to the map: these class names also exist as legend swatches, and an
   unscoped position:absolute made the dots sit on top of the legend text. */
.mock-map .jam{position:absolute;border-radius:50%;background:rgba(225,29,29,.12);border:1.5px dashed #e11d1d}
.mock-map .jam.j1{width:58px;height:58px;right:32%;top:12%}
.mock-map .plane{position:absolute;font-size:15px;color:#f5a623;text-shadow:0 1px 3px rgba(0,0,0,.4)}
.mock-map .plane.p1{left:24%;top:26%;transform:rotate(38deg)}
.mock-map .plane.p2{right:20%;bottom:30%;transform:rotate(-24deg)}
.mm-tag{position:absolute;right:9px;top:9px;font-size:10px;font-weight:800;border-radius:6px;padding:3px 8px;color:#fff}
.mm-tag.nogo{background:var(--nogo)}
.mock-legend{display:flex;gap:18px;flex-wrap:wrap;margin-top:10px;font-size:11px;color:var(--muted)}
.mock-legend span,.hlegend span{display:inline-flex;align-items:center}
.mock-legend .d,.hlegend .d{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:6px;flex:0 0 auto}
.d.go{background:var(--go)}.d.caution{background:var(--caution)}.d.nogo{background:var(--nogo)}
.d.rain{background:#3b9ae1}.d.jam{background:#e11d1d;border-radius:50%}.d.plane{background:#f5a623}

/* hour strip */
.hstrip{display:flex;gap:3px;align-items:flex-end;height:96px}
.hcol{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:2px;height:100%;position:relative}
.hcol.sel::before{content:"";position:absolute;inset:-3px -2px;border:2px solid var(--accent);border-radius:6px}
.hbar{width:100%;border-radius:3px 3px 0 0;min-height:6px}
.hbar.go{background:var(--go)}.hbar.caution{background:var(--caution)}.hbar.nogo{background:var(--nogo)}
.hrain{width:100%;background:#3b9ae1;opacity:.55;border-radius:0 0 3px 3px;min-height:1px}
.hcol span{font-size:8.5px;color:var(--muted2);font-family:var(--mono)}
.hlegend{display:flex;gap:12px;margin-top:10px;font-size:10.5px;color:var(--muted)}
.hlegend .ml{margin-left:auto}

/* pre-flight check */
.pf-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:10px;border-bottom:1px solid var(--line);margin-bottom:9px;font-size:13px}
.pf-verdict{font-size:10.5px;font-weight:800;color:#fff;border-radius:999px;padding:4px 11px}
.pf-verdict.caution{background:var(--caution)}
.pf-row{display:flex;align-items:center;gap:9px;padding:9px 10px;border-radius:8px;margin-bottom:5px;font-size:12.5px}
.pf-row.nogo{background:rgba(224,72,63,.08);border-left:3px solid var(--nogo)}
.pf-row.caution{background:rgba(224,138,0,.08);border-left:3px solid var(--caution)}
.pf-row b{font-weight:700}
.pf-row em{margin-left:auto;font-style:normal;font-family:var(--mono);font-weight:800}
.pf-row.nogo em{color:var(--nogo)}.pf-row.caution em{color:var(--caution)}
.pf-row small{font-size:10px;color:var(--muted)}
.pf-ok{display:flex;flex-wrap:wrap;gap:5px;margin-top:9px;padding-top:9px;border-top:1px solid var(--line)}
.pf-chip{font-size:10.5px;color:var(--muted);background:var(--panel2);border:1px solid var(--line);border-radius:999px;padding:4px 9px}
.pf-chip b{color:var(--ink);font-family:var(--mono);margin-left:2px}

/* filter chips */
.fchips{display:flex;align-items:center;gap:5px;flex-wrap:wrap;margin-bottom:8px}
.fc{font-family:var(--mono);font-size:11.5px;font-weight:700;color:var(--muted);background:var(--panel2);
  border:1px solid var(--line);border-radius:999px;padding:5px 11px}
.fc.on{background:linear-gradient(180deg,var(--accent),#1668c6);border-color:transparent;color:#fff}
.fc.lbl{background:none;border:0;color:var(--muted);font-size:10px;letter-spacing:.6px;padding-left:0;min-width:44px}

/* light windows */
.lw{display:flex;align-items:center;gap:10px;padding:9px 8px;border-bottom:1px solid var(--line2)}
.lw:last-child{border-bottom:0}
.lw.first{background:var(--panel2);border-radius:9px}
.lw-ic{font-size:15px}
.lw div{flex:1;display:flex;flex-direction:column}
.lw b{font-size:12.5px}
.lw small{font-size:10.5px;color:var(--muted);font-family:var(--mono)}
.lw em{font-style:normal;color:var(--accent);font-weight:700}
.lw-badge{font-size:8.5px;font-weight:800;letter-spacing:.5px;color:#fff;background:var(--accent);border-radius:4px;padding:1px 5px;margin-right:3px}
.lw-sc{font-family:var(--mono);font-weight:800;font-size:15px}
.lw-sc.go{color:var(--go)}.lw-sc.caution{color:var(--caution)}

/* shot card */
.sc{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.sc-r{display:flex;justify-content:space-between;align-items:baseline;gap:12px;background:var(--panel);padding:9px 12px}
.sc-r span{font-size:10.5px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted);font-weight:700}
.sc-r b{font-family:var(--mono);font-size:13.5px;color:var(--ink)}

/* ND alternatives */
.alts{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:11px}
.alt{border:1px solid var(--line);border-radius:11px;padding:11px;background:var(--panel2)}
.alt.pick{border-color:var(--accent);background:linear-gradient(180deg,rgba(31,122,224,.07),rgba(6,182,212,.04))}
.alt-h{display:flex;align-items:center;gap:7px}
.alt-h b{font-family:var(--mono);font-size:16px;font-weight:800;color:var(--accent2)}
.alt-b{margin-left:auto;font-size:8.5px;font-weight:800;letter-spacing:.4px;color:#fff;
  background:linear-gradient(180deg,var(--accent),#1668c6);border-radius:999px;padding:2px 7px}
.alt-s{font-family:var(--mono);font-size:11.5px;font-weight:700;margin-top:5px}
.alt-w{font-size:11px;color:var(--go);font-weight:700;margin-top:6px;line-height:1.45}
.alt-w.mute{color:var(--muted);font-weight:400}

.demo-cta{text-align:center;margin-top:8px}

@media(max-width:820px){
  .step{grid-template-columns:1fr;gap:22px;margin-bottom:44px}
  .step.alt .step-copy,.step.alt .step-vis{order:0}
  .track-switch button{padding:10px 15px;font-size:13px}
  .alts{grid-template-columns:1fr}

}

/* engine */
.engine{background:linear-gradient(180deg,var(--sky2),#0d2244);color:#fff;max-width:none;border-radius:0}
.engine .sec-head h2{color:#fff}
.engine .sec-head p{color:rgba(255,255,255,.66)}
.engine-list{max-width:900px;margin:0 auto;display:grid;gap:14px;list-style:none;padding:0}
.engine-list li{display:flex;gap:18px;align-items:flex-start;font-size:16px;color:rgba(255,255,255,.9);
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:20px 22px}
.e-num{font-family:var(--mono);font-size:14px;font-weight:800;color:var(--accent2);flex:0 0 auto;padding-top:2px}

/* ── deep knowledge ──────────────────────────────────── */
.know{background:var(--panel2);max-width:none}
.know .sec-head,.know .know-grid{max-width:1120px;margin-left:auto;margin-right:auto}
.know-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.know-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px 26px;
  box-shadow:0 6px 20px rgba(16,42,90,.06);transition:.2s}
.know-card:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(16,42,90,.12)}
.know-ic{width:46px;height:46px;display:grid;place-items:center;border-radius:12px;margin-bottom:14px;color:var(--accent);
  background:linear-gradient(135deg,rgba(31,122,224,.14),rgba(6,182,212,.12));border:1px solid var(--line)}
.know-ic svg{display:block}
.know-card h3{font-size:17px;font-weight:800;line-height:1.3}
.know-card p{font-size:14.5px;color:var(--muted);margin-top:9px;line-height:1.65}

/* ── FAQ ─────────────────────────────────────────────── */
.faq-list{max-width:820px;margin:0 auto;display:grid;gap:10px}
.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:13px;overflow:hidden;transition:.2s}
.faq-item[open]{border-color:rgba(31,122,224,.4);box-shadow:0 10px 26px rgba(16,42,90,.09)}
.faq-item summary{cursor:pointer;list-style:none;padding:17px 22px;font-size:15.5px;font-weight:700;color:var(--ink);
  display:flex;align-items:center;gap:14px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";margin-left:auto;font-size:22px;font-weight:400;color:var(--accent);
  line-height:1;transition:transform .2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item summary:hover{background:var(--panel2)}
.faq-item p{margin:0;padding:0 22px 19px;font-size:14.5px;color:var(--muted);line-height:1.7}

/* ── glossary ────────────────────────────────────────── */
.gloss{background:linear-gradient(180deg,var(--sky2),#0d2244);color:#fff;max-width:none}
.gloss .sec-head h2{color:#fff}
.gloss .sec-head p{color:rgba(255,255,255,.66)}
.gloss-grid{max-width:1120px;margin:0 auto;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.gloss-item{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:16px 18px}
.gloss-item b{display:block;font-family:var(--mono);font-size:13px;font-weight:800;color:var(--accent2);
  letter-spacing:.3px;margin-bottom:5px}
.gloss-item span{font-size:13.5px;color:rgba(255,255,255,.78);line-height:1.6}

@media(max-width:820px){
  .know-grid,.gloss-grid{grid-template-columns:1fr}
  .faq-item summary{font-size:14.5px;padding:15px 18px}
  .faq-item p{padding:0 18px 16px}

}

/* community */
.jmap-embed{max-width:900px;margin:0 auto 22px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 10px 30px rgba(10,24,56,.10)}
.jmap-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;border-bottom:1px solid var(--line)}
.jmap-head b{font-size:15px;color:var(--ink)}
.jmap-embed iframe{display:block;width:100%;height:380px;border:0}
@media(max-width:560px){.jmap-embed iframe{height:300px}.jmap-head b{font-size:13.5px}
}
.comm-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;max-width:900px;margin:0 auto}
.comm-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:26px;position:relative;overflow:hidden}
.comm-card::before{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,var(--accent),var(--accent2))}
.comm-card h3{font-size:17px;font-weight:700}
.comm-card p{font-size:14.5px;color:var(--muted);margin-top:9px}

/* pricing */
.pricing{background:var(--panel2)}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.price-card{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:30px;position:relative;box-shadow:var(--shadow)}
.price-card.featured{border:2px solid var(--accent);box-shadow:0 22px 55px rgba(31,122,224,.22);transform:translateY(-8px)}
.pc-tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);font-size:11px;font-weight:800;letter-spacing:.05em;
  text-transform:uppercase;color:#fff;background:linear-gradient(180deg,var(--accent),#1668c6);border-radius:999px;padding:5px 14px}
.pc-tag.alt{background:linear-gradient(180deg,var(--gold),#cf9c4d)}
.price-card h3{font-size:20px;font-weight:800;margin-bottom:12px}
.pc-price{font-size:40px;font-weight:800;color:var(--ink);font-family:var(--mono);letter-spacing:-.03em}
.pc-price span{font-size:15px;color:var(--muted);font-family:var(--font);font-weight:600}
.pc-price-launch{display:flex;flex-direction:column;line-height:1.1;gap:4px}
.pc-price-launch .pc-free{font-size:34px;font-weight:800;color:var(--go);font-family:var(--mono);letter-spacing:-.03em}
.pc-price-launch .pc-then{font-size:12.5px;font-weight:700;color:var(--muted);font-family:var(--font);letter-spacing:0}
.pc-lifetime{font-size:12.5px;font-weight:700;color:var(--go);background:rgba(25,157,87,.1);border:1px solid rgba(25,157,87,.28);
  border-radius:9px;padding:7px 11px;margin:2px 0 6px;line-height:1.35}
.pc-lifetime b{font-weight:800}
.pc-note{font-size:13px;color:var(--muted);margin:4px 0 20px}
.price-card ul{list-style:none;padding:0;margin:0 0 24px;display:grid;gap:11px}
.price-card li{font-size:14.5px;color:var(--ink2);padding-left:26px;position:relative}
.price-card li::before{content:"✓";position:absolute;left:0;color:var(--go);font-weight:800}

/* final cta */
.final{text-align:center;padding:110px 24px;color:#fff;position:relative;overflow:hidden;
  background:linear-gradient(180deg,#0d2244,var(--sky1))}
.final::before{content:"";position:absolute;inset:0;
  background:radial-gradient(700px 340px at 50% 0%,rgba(6,182,212,.25),transparent 60%)}
.final h2{position:relative;font-size:clamp(1.9rem,4vw,3rem);font-weight:800;color:#fff}
.final p{position:relative;color:rgba(255,255,255,.75);font-size:1.15rem;margin:16px 0 34px}

/* ── long-form guide page ────────────────────────────── */
.guide-hero{background:linear-gradient(180deg,var(--sky1),var(--sky2) 60%,var(--sky3));color:#fff;padding:64px 24px 56px;
  position:relative;overflow:hidden}
.guide-hero::before{content:"";position:absolute;inset:0;
  background:radial-gradient(900px 420px at 80% -20%,rgba(6,182,212,.26),transparent 62%),
             radial-gradient(700px 380px at 10% 10%,rgba(31,122,224,.28),transparent 62%)}
.guide-wrap{max-width:840px;margin:0 auto;position:relative}
.guide-hero h1{font-size:clamp(1.9rem,4.4vw,3rem);font-weight:800;color:#fff;margin-top:16px}
.guide-hero .lede{font-size:clamp(1rem,2vw,1.2rem);color:rgba(255,255,255,.84);margin-top:18px;line-height:1.65}
.guide-body{padding:48px 24px 80px}
.guide-toc{background:var(--panel2);border:1px solid var(--line);border-radius:14px;padding:20px 24px;margin-bottom:40px}
.guide-toc b{font-size:11px;text-transform:uppercase;letter-spacing:.7px;color:var(--muted)}
.guide-toc ol{margin:10px 0 0;padding-left:20px;columns:2;column-gap:28px}
.guide-toc li{margin:5px 0;font-size:14px}
.guide-toc a{color:var(--ink2)}
.guide-toc a:hover{color:var(--accent)}
.guide-art h2{font-size:clamp(1.3rem,2.6vw,1.75rem);font-weight:800;margin:44px 0 14px;scroll-margin-top:20px}
.guide-art h2:first-child{margin-top:0}
.guide-art p{font-size:16px;line-height:1.75;color:var(--ink2);margin:0 0 16px}
.guide-ul{margin:0 0 16px;padding-left:22px}
.guide-ul li{font-size:15.5px;line-height:1.7;color:var(--ink2);margin-bottom:10px}
.callout{border-radius:12px;padding:16px 20px;font-size:15px;line-height:1.65;margin:20px 0}
.callout.warn{background:rgba(224,138,0,.09);border-left:4px solid var(--caution)}
.callout.ok{background:rgba(31,157,87,.08);border-left:4px solid var(--go)}
.callout.danger{background:rgba(224,72,63,.08);border-left:4px solid var(--nogo)}
.sym-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0}
.sym{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:15px 17px}
.sym b{display:block;font-size:14.5px;color:var(--ink);margin-bottom:5px}
.sym span{font-size:13.5px;color:var(--muted);line-height:1.6}
.atti-tbl{border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:20px 0}
.atti-row{display:grid;grid-template-columns:190px 1fr;gap:16px;padding:13px 18px;border-bottom:1px solid var(--line2);background:var(--panel)}
.atti-row:last-child{border-bottom:0}
.atti-row:nth-child(odd){background:var(--panel2)}
.atti-row b{font-size:14px;color:var(--ink)}
.atti-row span{font-size:14px;color:var(--muted);line-height:1.6}
.steps-ol{counter-reset:st;list-style:none;padding:0;margin:18px 0}
.steps-ol li{counter-increment:st;position:relative;padding-left:46px;margin-bottom:18px}
.steps-ol li::before{content:counter(st);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;font-family:var(--mono);font-size:13px;font-weight:800;color:#fff;
  background:linear-gradient(180deg,var(--accent),#1668c6)}
.steps-ol b{display:block;font-size:15.5px;color:var(--ink);margin-bottom:4px}
.steps-ol span{font-size:14.5px;color:var(--muted);line-height:1.65}
.guide-cta{text-align:center;margin-top:44px;padding-top:36px;border-top:1px solid var(--line)}
@media(max-width:700px){
  .guide-toc ol{columns:1}
  .sym-grid{grid-template-columns:1fr}
  .atti-row{grid-template-columns:1fr;gap:4px}

}

/* Keep brand colours when the page is printed or saved as PDF. */
@media print{
  *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .hero{min-height:auto;padding:60px 24px}
  .nav{position:static}
}

/* ── responsive ──────────────────────────────────────── */
@media(max-width:860px){
  .nav{gap:12px}
  .brand{margin-right:auto}                 /* push lang-toggle + burger to the right */
  .nav-links{display:none}
  .nav-actions .btn{display:none}           /* auth buttons move into the burger menu */
  .nav-burger{display:block}
  .nav.open .nav-links{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;
    background:rgba(6,14,30,.97);padding:10px 30px 22px}
  .nav.open .nav-links a{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08);color:#fff}
  .nav-cta{display:flex;gap:10px;padding-top:14px}
  .nav-cta .btn{flex:1}
  .feat-grid,.price-grid{grid-template-columns:1fr}
  .comm-grid{grid-template-columns:1fr}
  .price-card.featured{transform:none}
  .foot-top{grid-template-columns:1fr;gap:32px}
  .foot-cols{grid-template-columns:repeat(2,1fr)}
  .hero-stats div{min-width:calc(50% - 7px)}
}
@media(max-width:520px){
  .section{padding:70px 18px}

}

/* guide banner on the landing page */
.guide-banner{display:flex;align-items:center;gap:18px;max-width:900px;margin:0 auto 26px;padding:20px 24px;
  background:linear-gradient(135deg,var(--sky2),#12315e);border-radius:16px;color:#fff;text-decoration:none;
  box-shadow:0 14px 34px rgba(10,24,48,.28);transition:.2s}
.guide-banner:hover{transform:translateY(-3px);text-decoration:none;box-shadow:0 20px 44px rgba(10,24,48,.36)}
.gb-ic{font-size:30px;flex:0 0 auto}
.gb-txt{display:flex;flex-direction:column;gap:5px;flex:1;min-width:0}
.gb-txt b{font-size:16.5px;font-weight:800;line-height:1.3}
.gb-txt small{font-size:13.5px;color:rgba(255,255,255,.72);line-height:1.55}
.gb-go{font-size:22px;color:var(--accent2);flex:0 0 auto}
@media(max-width:560px){.guide-banner{padding:16px 18px;gap:12px}.gb-ic{font-size:24px}.gb-txt b{font-size:15px}
}