/* =========================================================================
   Rexo Systems — Direction: ULTRA-MODERN SAAS POLISH
   Linear / Vercel / Stripe register. Light, crisp, fine hairlines + soft
   depth. Exactly one restrained accent (brand blue). Product-grade precision.
   ========================================================================= */

/* ---------- tokens ---------- */
:root{
  /* light family */
  --paper:      #F5F3EC;
  --paper-2:    #FBFAF6;
  --white:      #FFFFFF;
  --ink:        #0E1B2C;
  --ink-2:      #3A4759;
  --ink-3:      #566270;
  --ink-4:      #8A93A0;
  --accent:     #1F5FD6;
  --accent-ink: #1A4FB3;
  --accent-wash:#EAF0FC;

  /* dark surface */
  --navy:       #0E1B2C;
  --navy-2:     #0B1420;
  --navy-line:  rgba(255,255,255,.10);
  --navy-line-2:rgba(255,255,255,.06);
  --on-navy:    #E9EDF3;
  --on-navy-2:  #A9B4C2;

  /* hairlines / depth (the SaaS-polish signature) */
  --line:       rgba(14,27,44,.10);
  --line-2:     rgba(14,27,44,.06);
  --line-strong:rgba(14,27,44,.16);
  --shadow-sm:  0 1px 2px rgba(14,27,44,.05), 0 1px 1px rgba(14,27,44,.04);
  --shadow-md:  0 1px 2px rgba(14,27,44,.06), 0 8px 24px -12px rgba(14,27,44,.18);
  --shadow-lg:  0 2px 4px rgba(14,27,44,.05), 0 24px 60px -28px rgba(14,27,44,.30);
  --ring:       0 0 0 4px rgba(31,95,214,.14);

  --radius:     14px;
  --radius-sm:  10px;
  --radius-lg:  20px;

  --wrap:       1120px;
  --pad:        24px;

  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --serif:"Fraunces", Georgia, "Times New Roman", serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* ---------- reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } *{ animation:none!important; transition:none!important; } }

body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  font-size:16px;
  line-height:1.6;
  font-feature-settings:"cv05" 1, "cv08" 1, "ss01" 1, "kern" 1, "liga" 1;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{ display:block; max-width:100%; height:auto; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3{ margin:0; letter-spacing:-.022em; }
p{ margin:0; }
ol{ margin:0; padding:0; list-style:none; }

.wrap{ width:100%; max-width:var(--wrap); margin:0 auto; padding-inline:var(--pad); }
.mono{ font-family:var(--mono); font-weight:500; letter-spacing:.01em; }

.skip{
  position:absolute; left:-9999px; top:0; z-index:100;
  background:var(--ink); color:#fff; padding:10px 16px; border-radius:0 0 10px 0;
  font-size:14px;
}
.skip:focus{ left:0; }

*:focus-visible{ outline:none; box-shadow:var(--ring); border-radius:8px; }

/* ---------- shared bits ---------- */
.eyebrow{
  display:inline-flex; align-items:center; gap:9px;
  font-family:var(--mono); font-weight:500; font-size:12px;
  letter-spacing:.14em; text-transform:uppercase;
  color:var(--ink-3);
  margin:0 0 20px;
}
.eyebrow__dot{
  width:6px; height:6px; border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 3px var(--accent-wash);
}
.eyebrow--onDark{ color:var(--on-navy-2); }
.eyebrow--onDark .eyebrow__dot{ box-shadow:0 0 0 3px rgba(31,95,214,.22); }

.sec__head{ max-width:720px; margin:0 auto 48px; text-align:center; }
.sec__head .eyebrow{ justify-content:center; }
.sec__title{
  font-family:var(--sans); font-weight:600;
  font-size:clamp(26px, 3.4vw, 38px); line-height:1.12;
  letter-spacing:-.028em; color:var(--ink);
}
.sec__head--split{
  display:flex; align-items:flex-end; justify-content:space-between;
  gap:32px; max-width:none; text-align:left; margin-bottom:44px;
}
.sec__head--split .eyebrow{ justify-content:flex-start; }
.build__note{ color:var(--ink-3); font-size:15px; max-width:280px; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--sans); font-weight:500; font-size:14.5px;
  padding:10px 16px; border-radius:10px;
  border:1px solid transparent;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
  white-space:nowrap; line-height:1;
}
.btn__arrow{ transition:transform .18s ease; }
.btn:hover .btn__arrow{ transform:translateX(3px); }

.btn--solid{
  background:var(--ink); color:#fff;
  box-shadow:var(--shadow-sm), inset 0 1px 0 rgba(255,255,255,.08);
}
.btn--solid:hover{ background:#16283e; transform:translateY(-1px); box-shadow:var(--shadow-md); }

.btn--ghost{ background:transparent; color:var(--ink-2); border-color:var(--line); }
.btn--ghost:hover{ color:var(--ink); border-color:var(--line-strong); background:var(--paper-2); }

.btn--line{ background:var(--white); color:var(--ink); border-color:var(--line); box-shadow:var(--shadow-sm); font-family:var(--mono); font-size:14px; }
.btn--line:hover{ border-color:var(--accent); color:var(--accent-ink); transform:translateY(-1px); }

.btn--lg{ padding:14px 22px; font-size:15.5px; border-radius:12px; }

/* =========================================================================
   HEADER
   ========================================================================= */
.nav{
  position:sticky; top:0; z-index:50;
  background:rgba(245,243,236,.82);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line-2);
}
.nav__inner{
  display:flex; align-items:center; gap:24px;
  height:68px;
}
.nav__brand{ display:flex; align-items:center; flex:0 0 auto; }
.nav__brand img{ height:26px; width:auto; }
.nav__links{
  display:flex; align-items:center; gap:28px;
  margin-left:12px; flex:1 1 auto;
}
.nav__links a{
  font-size:14.5px; color:var(--ink-3); font-weight:450;
  position:relative; padding:4px 0; transition:color .16s ease;
}
.nav__links a::after{
  content:""; position:absolute; left:0; right:100%; bottom:-2px; height:1.5px;
  background:var(--accent); transition:right .22s ease;
}
.nav__links a:hover{ color:var(--ink); }
.nav__links a:hover::after{ right:0; }
.nav__cta{ display:flex; align-items:center; gap:10px; flex:0 0 auto; }
.nav__cta .btn--ghost{ display:none; }

/* =========================================================================
   HERO
   ========================================================================= */
.hero{
  position:relative; overflow:hidden;
  background:
    radial-gradient(120% 90% at 82% -10%, var(--accent-wash) 0%, rgba(234,240,252,0) 46%),
    linear-gradient(180deg, var(--paper-2) 0%, var(--paper) 62%);
  border-bottom:1px solid var(--line-2);
}
.hero__grid{
  position:absolute; inset:0; pointer-events:none;
  background-image:
    linear-gradient(to right, var(--line-2) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-2) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(130% 80% at 50% 0%, #000 30%, transparent 78%);
          mask-image:radial-gradient(130% 80% at 50% 0%, #000 30%, transparent 78%);
  opacity:.7;
}
.hero__inner{ position:relative; padding-top:clamp(64px,9vw,116px); padding-bottom:clamp(56px,7vw,92px); }

.hero__title{
  font-family:var(--sans); font-weight:600;
  font-size:clamp(38px, 6.4vw, 72px);
  line-height:1.02; letter-spacing:-.035em;
  color:var(--ink);
  max-width:16ch;
  margin-bottom:26px;
}
.hero__title .grad{
  color:var(--accent);   /* solid brand accent — gradient-clipped text is the #1 generic-SaaS tell (critic) */
}
.hero__sub{
  font-size:clamp(16.5px,1.5vw,19px);
  line-height:1.62; color:var(--ink-2);
  max-width:58ch; margin-bottom:34px;
}
.hero__actions{ display:flex; flex-wrap:wrap; gap:12px; margin-bottom:56px; }

/* ledger strip — precise, product-grade, but not a product screenshot */
.ledger{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:
    linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.72));
  box-shadow:var(--shadow-md);
  overflow:hidden;
  max-width:720px;
  backdrop-filter:blur(2px);
}
.ledger__row{
  display:grid;
  grid-template-columns:120px 1fr auto;
  align-items:center; gap:16px;
  padding:14px 20px;
  border-bottom:1px solid var(--line-2);
}
.ledger__row:last-child{ border-bottom:0; }
.ledger__k{
  font-family:var(--mono); font-weight:500; font-size:11.5px;
  letter-spacing:.1em; text-transform:uppercase; color:var(--ink-4);
}
.ledger__v{ font-size:15px; color:var(--ink); font-weight:450; }
.ledger__s{
  font-family:var(--mono); font-size:12px; color:var(--ink-4);
  white-space:nowrap;
}
.ledger__s--ok{ color:var(--accent-ink); }

/* =========================================================================
   CONTEXT LINE
   ========================================================================= */
.context{ border-bottom:1px solid var(--line-2); background:var(--paper); }
.context__inner{ padding:26px 0; }
.context__line{
  display:flex; flex-wrap:wrap; align-items:center; gap:12px;
  font-size:14.5px; color:var(--ink-3);
}
.context__line .mono{ color:var(--ink-2); font-size:13px; }
.context__sep{ color:var(--ink-4); }

/* =========================================================================
   FOUNDER (dark section — earns it, uses white logo)
   ========================================================================= */
.founder{
  position:relative; overflow:hidden;
  background:linear-gradient(180deg, var(--navy) 0%, var(--navy-2) 100%);
  color:var(--on-navy);
}
.founder__grid{
  position:absolute; inset:0; pointer-events:none;
  background-image:
    linear-gradient(to right, var(--navy-line-2) 1px, transparent 1px),
    linear-gradient(to bottom, var(--navy-line-2) 1px, transparent 1px);
  background-size:72px 72px;
  -webkit-mask-image:radial-gradient(120% 90% at 80% 0%, #000 0%, transparent 70%);
          mask-image:radial-gradient(120% 90% at 80% 0%, #000 0%, transparent 70%);
  opacity:.8;
}
.founder__inner{ position:relative; padding:clamp(64px,8vw,104px) 0; }
.founder__head{
  display:flex; align-items:center; justify-content:space-between;
  gap:24px; margin-bottom:44px; flex-wrap:wrap;
  padding-bottom:28px; border-bottom:1px solid var(--navy-line);
}
.founder__logo{ height:24px; width:auto; }
.founder__head .eyebrow{ margin:0; }

.founder__quote{ margin:0; max-width:860px; }
.founder__quote p{
  font-family:var(--serif);
  font-weight:300;
  font-size:clamp(21px, 2.6vw, 30px);
  line-height:1.42; letter-spacing:-.012em;
  color:var(--on-navy);
}
.founder__quote p + p{ margin-top:1.1em; color:var(--on-navy-2); }
.founder__quote .lead{ color:#fff; font-weight:400; }
.founder__by{
  margin-top:38px;
  font-family:var(--mono); font-weight:500; font-size:13px;
  letter-spacing:.06em; color:var(--on-navy-2); text-transform:uppercase;
}

/* =========================================================================
   BELIEVE
   ========================================================================= */
.believe{ padding:clamp(72px,9vw,116px) 0; background:var(--paper); }
.beliefs{
  display:grid; grid-template-columns:repeat(3,1fr); gap:18px;
}
.belief{
  position:relative;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px 26px 30px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.belief::before{
  content:""; position:absolute; left:0; top:24px; bottom:24px; width:2px;
  background:var(--accent); border-radius:2px;
  transform:scaleY(0); transform-origin:top; transition:transform .28s ease;
}
.belief:hover{ transform:translateY(-3px); box-shadow:var(--shadow-md); border-color:var(--line-strong); }
.belief:hover::before{ transform:scaleY(1); }
.belief__no{
  display:block; font-size:12px; color:var(--accent-ink);
  letter-spacing:.12em; margin-bottom:18px;
}
.belief__t{
  font-family:var(--sans); font-weight:600; font-size:19px;
  letter-spacing:-.02em; margin-bottom:9px; color:var(--ink);
}
.belief__d{ font-size:15px; color:var(--ink-3); line-height:1.58; }

/* =========================================================================
   BUILD / ROSTER
   ========================================================================= */
.build{ padding:0 0 clamp(72px,9vw,116px); background:var(--paper); }
.roster{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.prod{
  position:relative;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:30px 30px 26px;
  box-shadow:var(--shadow-sm);
  display:flex; flex-direction:column;
  min-height:220px;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.prod--live:hover{ transform:translateY(-3px); box-shadow:var(--shadow-lg); border-color:var(--line-strong); }
.prod--coming{ background:linear-gradient(180deg,var(--paper-2),var(--white)); }
.prod__top{ display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom:16px; }
.prod__name{
  font-family:var(--sans); font-weight:600; font-size:23px;
  letter-spacing:-.024em; color:var(--ink);
}
.prod__desc{ font-size:15.5px; color:var(--ink-2); line-height:1.6; max-width:44ch; }
.prod__foot{ margin-top:auto; padding-top:24px; }
.prod__link{
  display:inline-flex; align-items:center; gap:7px;
  font-family:var(--mono); font-size:13.5px; font-weight:500;
  color:var(--accent-ink);
  border-bottom:1px solid transparent; padding-bottom:1px;
  transition:border-color .18s ease;
}
.prod__link:hover{ border-color:var(--accent); }
.prod__link--muted{ color:var(--ink-4); }
.prod__link--muted:hover{ border-color:transparent; }

.chip{
  display:inline-flex; align-items:center; gap:7px;
  font-family:var(--mono); font-weight:500; font-size:11px;
  letter-spacing:.1em; text-transform:uppercase;
  padding:5px 11px; border-radius:999px; border:1px solid transparent;
  white-space:nowrap;
}
.chip__dot{ width:6px; height:6px; border-radius:50%; }
.chip--live{ color:#0F7A46; background:#E7F5EE; border-color:rgba(15,122,70,.18); }
.chip--live .chip__dot{ background:#16A35C; box-shadow:0 0 0 3px rgba(22,163,92,.18); animation:pulse 2.4s ease-in-out infinite; }
.chip--coming{ color:var(--ink-3); background:var(--paper); border-color:var(--line); }
.chip--coming .chip__dot{ background:var(--ink-4); }
@keyframes pulse{ 0%,100%{ box-shadow:0 0 0 3px rgba(22,163,92,.18); } 50%{ box-shadow:0 0 0 5px rgba(22,163,92,.05); } }

/* =========================================================================
   CTA / CONTACT
   ========================================================================= */
.cta{ padding:0 0 clamp(80px,9vw,120px); background:var(--paper); }
.cta__inner{ max-width:920px; }
.cta__card{
  position:relative; overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:clamp(40px,6vw,72px);
  text-align:center;
  background:
    radial-gradient(120% 140% at 50% -20%, var(--accent-wash) 0%, rgba(234,240,252,0) 55%),
    var(--white);
  box-shadow:var(--shadow-md);
}
.cta__card::after{
  content:""; position:absolute; left:0; right:0; top:0; height:2px;
  background:linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity:.6;
}
.cta__title{
  font-family:var(--sans); font-weight:600;
  font-size:clamp(24px,3.2vw,36px); line-height:1.14; letter-spacing:-.028em;
  color:var(--ink); max-width:20ch; margin:0 auto 14px;
}
.cta__sub{ font-size:16px; color:var(--ink-3); max-width:52ch; margin:0 auto 30px; }
.cta__actions{ display:flex; flex-wrap:wrap; gap:12px; justify-content:center; }

/* =========================================================================
   FOOTER
   ========================================================================= */
.foot{ border-top:1px solid var(--line); background:var(--paper-2); }
.foot__inner{
  display:grid; grid-template-columns:1.2fr 1.4fr auto; align-items:center; gap:28px;
  padding:40px 0;
}
.foot__brand img{ height:24px; width:auto; margin-bottom:12px; }
.foot__tag{ font-size:13.5px; color:var(--ink-3); }
.foot__nav{ display:flex; flex-wrap:wrap; gap:22px; }
.foot__nav a{ font-size:14px; color:var(--ink-3); transition:color .16s ease; }
.foot__nav a:hover{ color:var(--accent-ink); }
.foot__legal{ text-align:right; }
.foot__legal .mono{ font-size:12px; color:var(--ink-4); }

/* =========================================================================
   RESPONSIVE
   ========================================================================= */
@media (max-width:960px){
  .nav__links{ display:none; }
  .nav__cta .btn--ghost{ display:inline-flex; }
  .sec__head--split{ flex-direction:column; align-items:flex-start; gap:16px; }
  .build__note{ max-width:none; }
  .beliefs{ grid-template-columns:1fr; }
  .roster{ grid-template-columns:1fr; }
  .foot__inner{ grid-template-columns:1fr; align-items:flex-start; gap:24px; }
  .foot__legal{ text-align:left; }
}
@media (max-width:560px){
  :root{ --pad:20px; }
  .nav__cta .btn--solid{ display:none; }
  .hero__title{ letter-spacing:-.03em; }
  .brk{ display:none; }
  .ledger__row{ grid-template-columns:1fr auto; row-gap:4px; }
  .ledger__k{ grid-column:1/2; }
  .ledger__s{ grid-column:2/3; grid-row:1; text-align:right; }
  .ledger__v{ grid-column:1/3; }
  .founder__head{ flex-direction:column; align-items:flex-start; }
  .hero__actions .btn, .cta__actions .btn{ flex:1 1 auto; justify-content:center; }
}