:root{--ink:#0B1020;--deep:#0E1428;--card:#141B33;--line:#232C4A;--blue:#276BF0;
--red:#E02C35;--seam:#FFD23F;--text:#E9EEF9;--muted:#97A3C0;--btn:#1F55C4;--btnred:#B92028}
*{box-sizing:border-box;margin:0;padding:0}
figure{margin:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--ink);color:var(--text);
  font:400 1rem/1.6 Poppins,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}
img{max-width:100%;height:auto;display:block}
a{color:#8FB4FF}
.wrap{max-width:1060px;margin:0 auto;padding-left:1.15rem;padding-right:1.15rem}

/* THE DEVICE: blue | seam | red. Same split as the mark, used as structure. */
.split{height:6px;background:linear-gradient(90deg,var(--blue) 0 49.4%,
  var(--seam) 49.4% 50.6%,var(--red) 50.6% 100%)}
.rule{height:3px;margin:0;border:0;background:linear-gradient(90deg,var(--blue) 0 49.4%,
  var(--seam) 49.4% 50.6%,var(--red) 50.6% 100%);opacity:.75}

header{position:relative;z-index:5;background:var(--ink);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:1rem;min-height:64px}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--text);
  min-width:0;flex:1;min-height:44px}
.brand .lk{height:34px;width:auto}
nav.big{display:none;gap:1.5rem}
nav.big a{color:var(--muted);text-decoration:none;font-size:.94rem;
  min-height:44px;display:flex;align-items:center}
nav.big a:hover,nav.big a[aria-current]{color:var(--text)}
nav.big a[aria-current]{box-shadow:inset 0 -3px 0 var(--seam)}
details.menu summary{list-style:none;cursor:pointer;border:1px solid var(--line);
  border-radius:8px;padding:.55rem .8rem;color:var(--text);font-size:.9rem;
  min-height:44px;display:flex;align-items:center}
details.menu summary::-webkit-details-marker{display:none}
details.menu .panel{position:absolute;right:1.15rem;left:1.15rem;background:var(--deep);
  border:1px solid var(--line);border-radius:10px;margin-top:.5rem;overflow:hidden}
details.menu .panel a{display:block;padding:.95rem 1rem;color:var(--text);
  text-decoration:none;border-bottom:1px solid var(--line);min-height:44px}
details.menu .panel a:last-child{border-bottom:0}

/* hero: the split field, full bleed */
.hero{position:relative;overflow:hidden;
  background:linear-gradient(90deg,#0d1a3d 0 50%,#2a0a10 50% 100%)}
.hero::after{content:"";position:absolute;top:0;bottom:0;left:calc(50% - 2px);width:4px;
  background:linear-gradient(180deg,var(--seam) 0,var(--seam) 26%,transparent 58%);
  opacity:.9}
.hero .wrap{position:relative;z-index:2;padding-top:2.6rem;padding-bottom:3rem;text-align:center}
.hero .lockup{width:min(310px,62%);margin:0 auto 1.6rem}
h1{font-size:clamp(1.5rem,5.2vw,2.4rem);line-height:1.18;font-weight:700;
  max-width:22ch;margin:0 auto}
.lede{color:#C9D5EE;max-width:56ch;margin:1rem auto 0;font-size:1.02rem}
.cta{display:flex;flex-wrap:wrap;gap:.7rem;justify-content:center;margin-top:1.7rem}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;
  padding:.85rem 1.5rem;border-radius:10px;font-weight:700;text-decoration:none;
  font-size:1rem;border:2px solid transparent}
.btn.pri{background:var(--btn);color:#fff}
.btn.sec{background:transparent;color:var(--text);border-color:var(--line)}
.note{color:#B9C6E2;font-size:.88rem;margin-top:1rem}

section{padding:3rem 0}
section.alt{background:var(--deep)}
.kick{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--seam);
  font-weight:700;margin-bottom:.5rem}
h2{font-size:clamp(1.25rem,3.6vw,1.7rem);font-weight:700;line-height:1.25;max-width:26ch}
h3{font-size:1.06rem;font-weight:700;margin-bottom:.35rem}
h1.ph{max-width:26ch;font-size:clamp(1.35rem,4.4vw,2rem)}
.card h2{font-size:1.06rem;font-weight:700;margin-bottom:.35rem;max-width:none}
.qa h2{font-size:1.06rem;font-weight:700;margin-bottom:.3rem;max-width:none}
p+p{margin-top:.8rem}
.sub{color:var(--muted);margin-top:.7rem;max-width:60ch}
.grid{display:grid;gap:1rem;margin-top:1.6rem}
@media(min-width:720px){.grid.g3{grid-template-columns:repeat(3,1fr)}
  .grid.g2{grid-template-columns:repeat(2,1fr)}}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;
  padding:1.25rem;min-width:0}
.card .n{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);font-weight:700}
.card p{color:#C4CFE8;font-size:.95rem}
.mode{background:var(--card);border:1px solid var(--line);border-radius:12px;
  padding:1.35rem;min-width:0;border-top:4px solid var(--blue)}
.mode:nth-child(even){border-top-color:var(--red)}
.mode .kind{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);font-weight:700}
.mode h3,.mode h2{font-size:1.22rem;font-weight:700;margin:.3rem 0 .5rem;max-width:none}
.mode .line{color:var(--seam);font-weight:600;font-size:.98rem}
.mode p{color:#C4CFE8;font-size:.95rem;margin-top:.7rem}
ul.ticks{list-style:none;margin-top:.95rem;display:grid;gap:.4rem}
ul.ticks li{position:relative;padding-left:1.2rem;color:#AEBBD8;font-size:.9rem}
ul.ticks li::before{content:"";position:absolute;left:0;top:.55em;width:8px;height:8px;
  background:var(--seam);border-radius:2px}
.qa{border-top:1px solid var(--line);padding:1.1rem 0}
.qa:last-of-type{border-bottom:1px solid var(--line)}
.qa h3{margin-bottom:.3rem}
.qa p{color:#C4CFE8}
.band{background:linear-gradient(90deg,#0d1a3d 0 50%,#2a0a10 50% 100%);
  position:relative;text-align:center}
.band::after{content:"";position:absolute;top:0;bottom:0;left:calc(50% - 2px);width:4px;
  background:linear-gradient(180deg,var(--seam) 0,var(--seam) 18%,transparent 46%);
  opacity:.85}
.band .wrap{position:relative;z-index:2}
footer{background:#080C18;border-top:1px solid var(--line);padding:2.4rem 0 2.8rem}
footer .cols{display:grid;gap:1.6rem}
@media(min-width:720px){footer .cols{grid-template-columns:1.4fr 1fr 1fr}}
footer .lbl{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);font-weight:700;margin-bottom:.6rem}
footer a{color:#AEBBD8;text-decoration:none;display:flex;align-items:center;min-height:44px}
footer a:hover{color:#fff}
footer .fine{color:#6E7B99;font-size:.82rem;margin-top:1.8rem;border-top:1px solid var(--line);
  padding-top:1.2rem;display:flex;flex-wrap:wrap;gap:.5rem 1.2rem;align-items:center}
.credit{display:flex;align-items:center;gap:.5rem;color:#8794B4;font-size:.82rem}
@media(min-width:860px){nav.big{display:flex} details.menu{display:none}}