/* ============================================================
   RANGELIGHT - About (brand / credibility / origin story)
   Homepage masthead + hex background + footer. D4 Signal & Smoke.
   Teal Law: teal only as hover/focus glow; headings & card accents
   are warm amber, never teal at rest.
   ============================================================ */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--rl-smoke);color:var(--rl-bone);overflow-x:hidden}
.shell{max-width:1140px;margin:0 auto;padding:0 32px}
@media(max-width:600px){.shell{padding:0 22px}}
.skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--rl-amber);
  color:var(--rl-amber-ink);padding:10px 16px;border-radius:0 0 8px 0;
  font-family:var(--rl-font-display);font-weight:600}
.skip-link:focus{left:0}

/* ---- masthead (reused look; no email CTA) ---- */
.site-header{position:sticky;top:0;z-index:40;background:rgba(14,13,12,.78);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--rl-line)}
.site-header__inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:18px}
.site-header__brand{display:flex;align-items:center;gap:14px;text-decoration:none}
.site-nav{display:flex;align-items:center;gap:24px}
.site-nav__link{background:none;border:0;cursor:pointer;padding:6px 2px;text-decoration:none;
  font-family:var(--rl-font-body);font-size:14.5px;color:var(--rl-dim);transition:color .3s var(--rl-ease)}
.site-nav__link:hover{color:var(--rl-bone)}
.site-header__right{display:flex;align-items:center;gap:14px}
@media(max-width:820px){.site-nav__link{display:none}}

/* ---- centered page header over the hex field ---- */
.about-hero{position:relative;overflow:hidden}
.about-hero__field{position:absolute;inset:0;z-index:0;overflow:hidden;opacity:.42}
.about-hero__water{position:absolute;inset:-12%;
  background:radial-gradient(42% 55% at 26% 28%, rgba(245,165,35,.15), transparent 60%),
    radial-gradient(46% 50% at 78% 64%, rgba(232,116,44,.13), transparent 62%),var(--rl-smoke);
  animation:about-water 38s var(--rl-ease-inout) infinite alternate;will-change:transform}
@keyframes about-water{0%{transform:translate3d(-2%,-1%,0) scale(1.05)}
  100%{transform:translate3d(2.5%,2%,0) scale(1.12)}}
canvas.rl-caustics{position:absolute;inset:0;width:100%;height:100%;display:block;mix-blend-mode:screen}
/* left-biased scrim: editorial copy holds AA while the field breathes right */
.about-hero__scrim{position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(96deg, rgba(14,13,12,.78) 0%, rgba(14,13,12,.6) 46%, rgba(14,13,12,.34) 74%, rgba(14,13,12,.12) 100%),
    linear-gradient(180deg, rgba(14,13,12,.4) 0%, rgba(14,13,12,0) 30%)}
/* soft transition: the field recedes into smoke (no hard rule under the hero) */
.about-hero__fade{position:absolute;left:0;right:0;bottom:0;height:40%;z-index:1;pointer-events:none;
  background:linear-gradient(180deg, rgba(14,13,12,0) 0%, rgba(14,13,12,.55) 55%, var(--rl-smoke) 100%)}
.about-hero__inner{position:relative;z-index:2;padding:96px 0 84px;text-align:left}
@media(max-width:600px){.about-hero__inner{padding:64px 0 56px}}
/* editorial header shares the reading column's exact left edge */
.about-hero__col{text-align:left}
.about-eyebrow{font-family:var(--rl-font-mono);font-size:12px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--rl-amber);margin:0 0 16px}
.about-title{font-family:var(--rl-font-display);font-weight:500;font-size:clamp(32px,4.6vw,50px);
  letter-spacing:-.015em;line-height:1.08;color:var(--rl-bone);margin:0;text-wrap:pretty;max-width:17ch;
  text-shadow:0 1px 18px rgba(14,13,12,.6)}
.about-sub{font-size:19px;line-height:1.6;color:var(--rl-dim);margin:20px 0 0;max-width:52ch;
  text-shadow:0 1px 12px rgba(14,13,12,.7)}
.about-accent{width:64px;height:3px;margin:28px 0 0;border-radius:3px;background:var(--rl-grad-warm)}

/* ---- reading column + section labels ---- */
.about-body{padding:64px 0 24px}
.about-col{max-width:720px;margin:0 auto;padding:0 32px}
@media(max-width:600px){.about-col{padding:0 22px}}
.about-section{padding:38px 0}
/* soft, fading hairline between sections (not a hard full-width rule) */
.about-section + .about-section{position:relative}
.about-section + .about-section::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg, transparent 0%, var(--rl-line) 14%, var(--rl-line) 86%, transparent 100%)}
.about-label{font-family:var(--rl-font-mono);font-size:11.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--rl-faint);margin:0 0 18px;display:flex;align-items:center;gap:10px}
.about-label::before{content:"";width:18px;height:1px;background:var(--rl-line-2)}
.about-h2{font-family:var(--rl-font-display);font-weight:600;font-size:clamp(24px,3.2vw,32px);
  line-height:1.16;letter-spacing:-.01em;color:var(--rl-bone);margin:0 0 18px;text-wrap:pretty}
.about-p{font-family:var(--rl-font-body);font-size:17px;line-height:1.7;color:var(--rl-dim);
  margin:0 0 16px;max-width:66ch;text-wrap:pretty}
.about-p:last-child{margin-bottom:0}
.about-p strong{color:var(--rl-bone);font-weight:600}
.about-link{color:var(--rl-amber);text-decoration:none;border-bottom:1px solid rgba(245,165,35,.42);
  border-radius:2px;transition:color var(--rl-transition),border-color var(--rl-transition),text-shadow var(--rl-transition)}
.about-link:hover,.about-link:focus-visible{outline:none;color:var(--rl-amber-soft);
  border-color:rgba(111,196,210,.7);text-shadow:0 0 16px rgba(111,196,210,.55)}

/* ---- scroll reveal ---- */
.reveal-ready .reveal{opacity:0;transform:translateY(14px);
  transition:opacity .6s var(--rl-ease),transform .6s var(--rl-ease)}
.reveal-ready .reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){.reveal-ready .reveal{opacity:1;transform:none;transition:none}
  .about-hero__water{animation:none}}

/* ---- founder business card (end-of-page) ---- */
.about-founder{padding-top:52px;padding-bottom:72px}
.founder-card{display:inline-flex;flex-direction:column;gap:7px;padding:24px 32px 24px 28px;
  background:var(--rl-smoke-2,rgba(255,255,255,.025));border:1px solid var(--rl-line-2);
  border-radius:14px;position:relative;overflow:hidden}
.founder-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--rl-grad-warm)}
.founder-card__name{font-family:var(--rl-font-display);font-weight:600;font-size:23px;letter-spacing:-.01em;
  color:var(--rl-bone);margin:0;line-height:1.15}
.founder-card__role{font-family:var(--rl-font-body);font-size:15.5px;color:var(--rl-dim);margin:0;line-height:1.45}
.founder-card__cred{font-family:var(--rl-font-mono);font-size:12px;letter-spacing:.04em;color:var(--rl-amber);
  margin:3px 0 0}
.founder-card__link{align-self:flex-start;margin-top:13px;font-family:var(--rl-font-body);font-size:14.5px;
  color:var(--rl-amber);text-decoration:none;border-bottom:1px solid rgba(245,165,35,.42);border-radius:2px;
  transition:color var(--rl-transition),border-color var(--rl-transition),text-shadow var(--rl-transition)}
.founder-card__link:hover,.founder-card__link:focus-visible{outline:none;color:var(--rl-amber-soft);
  border-color:rgba(111,196,210,.7);text-shadow:0 0 16px rgba(111,196,210,.55)}
@media(max-width:600px){.founder-card{display:flex;padding:20px 22px 20px 20px}}