/* ===================================================================
   Sentula — landing site
   Design tokens lifted from the Sentula Identity Proposal v1.0
   =================================================================== */
:root{
  /* Core palette */
  --blue:#3B79FF;        /* Clinical Blue */
  --cyan:#43D6F5;        /* Signal Cyan   */
  --mint:#7CF0D2;        /* Living Mint — accent */
  --cyan-label:#3BC6DE;  /* label / eyebrow cyan */

  /* Neutral scale · dark UI */
  --ink:#0B1526;         /* Deep Ink ground */
  --ink-1:#0D1421;
  --panel:#121827;
  --panel-2:#171E2E;
  --muted:#69708A;
  --sub:#A6ADC0;
  --soft:#787F92;
  --text:#EDF0F7;

  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.12);

  /* UI chrome: blue→cyan. The cyan→mint gradient is reserved for the mark (SVG defs). */
  --grad:linear-gradient(100deg,var(--blue),var(--cyan));
  --grad-soft:linear-gradient(100deg,#4D86FF,#43D6F5);

  --font-display:'Space Grotesk',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-body:'Hanken Grotesk',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-mono:ui-monospace,Menlo,'SF Mono',monospace;

  --maxw:1180px;
  --radius:20px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
::selection{background:rgba(124,240,210,.28);color:#fff;}
:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:6px;}

/* ---------- layout helpers ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,56px);}
.grad-text{
  background:var(--grad-soft);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}

/* ---------- typography ---------- */
h1,h2,h3{font-family:var(--font-display);font-weight:600;letter-spacing:-.035em;margin:0;}
h1{font-size:clamp(2.4rem,5.6vw,4.2rem);line-height:1;letter-spacing:-.04em;}
h2{font-size:clamp(1.9rem,3.6vw,2.9rem);line-height:1.04;}
h3{font-size:1.18rem;letter-spacing:-.02em;}
.eyebrow{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:.72rem;font-weight:600;
  letter-spacing:.22em;text-transform:uppercase;
  color:var(--cyan-label);
}
.eyebrow--center{display:block;text-align:center;}

/* ===================================================================
   BUTTONS
   =================================================================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-display);font-weight:600;font-size:.98rem;letter-spacing:-.01em;
  border:1px solid transparent;border-radius:12px;
  padding:13px 22px;white-space:nowrap;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s,border-color .25s,color .2s;
}
.btn-sm{padding:9px 16px;font-size:.86rem;border-radius:10px;}
.btn-lg{padding:16px 26px;font-size:1.04rem;border-radius:14px;width:100%;}
.btn-primary{
  color:#06121A;
  background:var(--grad);
  box-shadow:0 8px 22px -8px rgba(59,121,255,.6), inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px -10px rgba(67,214,245,.6), inset 0 1px 0 rgba(255,255,255,.4);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  color:var(--text);
  border-color:var(--line-2);
  background:rgba(255,255,255,.02);
}
.btn-ghost:hover{border-color:rgba(124,240,210,.5);background:rgba(124,240,210,.06);color:#fff;}

/* ===================================================================
   HEADER
   =================================================================== */
.site-head{
  position:fixed;top:0;left:0;right:0;z-index:50;
  transition:background .3s,border-color .3s,backdrop-filter .3s;
  border-bottom:1px solid transparent;
}
.site-head.scrolled{
  background:rgba(11,21,38,.72);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom-color:var(--line);
}
.head-inner{display:flex;align-items:center;gap:24px;height:68px;}
.brand{display:flex;align-items:center;gap:11px;}
.brand-mark{width:30px;height:30px;flex:none;}
.brand-name{font-family:var(--font-display);font-weight:600;font-size:1.22rem;letter-spacing:-.04em;}
.nav{display:flex;gap:28px;margin-left:14px;}
.nav a{
  font-size:.92rem;color:var(--sub);position:relative;padding:4px 0;
  transition:color .2s;
}
.nav a:hover{color:var(--text);}
.nav a::after{
  content:"";position:absolute;left:0;right:100%;bottom:-2px;height:1.5px;
  background:var(--mint);transition:right .3s var(--ease);
}
.nav a:hover::after{right:0;}
.head-actions{margin-left:auto;}

/* mobile nav */
.nav-toggle{display:none;margin-left:auto;width:42px;height:42px;background:none;border:0;flex-direction:column;gap:5px;align-items:center;justify-content:center;}
.nav-toggle span{width:22px;height:2px;background:var(--text);border-radius:2px;transition:transform .3s,opacity .25s;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-nav{
  display:none;flex-direction:column;gap:4px;
  padding:8px clamp(20px,5vw,56px) 22px;
  background:rgba(11,21,38,.95);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.mobile-nav a{padding:13px 4px;color:var(--sub);font-size:1rem;border-bottom:1px solid var(--line);}
.mobile-nav a.btn{border-bottom:0;margin-top:12px;color:#06121A;}
.mobile-nav.open{display:flex;}

/* ===================================================================
   HERO
   =================================================================== */
.hero{position:relative;padding:148px 0 92px;overflow:hidden;}
.hero-glow{
  position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:
    radial-gradient(60% 52% at 82% -8%, rgba(59,121,255,.24), transparent 60%),
    radial-gradient(52% 48% at 2% 104%, rgba(67,214,245,.16), transparent 62%);
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
}
.hero-copy{max-width:620px;}
.hero h1{margin:18px 0 0;}
.lede{color:var(--sub);font-size:1.18rem;max-width:50ch;margin:22px 0 0;}

/* hero signup */
.signup--hero{margin-top:32px;max-width:520px;}
.signup--hero .field{
  display:flex;gap:9px;
  background:var(--panel);
  border:1px solid var(--line-2);
  border-radius:15px;padding:7px;
  transition:border-color .25s,box-shadow .25s;
}
.signup--hero .field:focus-within{border-color:rgba(124,240,210,.55);box-shadow:0 0 0 4px rgba(124,240,210,.1);}
.signup--hero input{
  flex:1;min-width:0;background:none;border:0;color:var(--text);
  font-family:var(--font-body);font-size:1rem;padding:0 14px;
}
.signup--hero input::placeholder{color:var(--muted);}
.signup--hero input:focus{outline:none;}
.signup--hero .btn{flex:none;}
.signup-note{color:var(--muted);font-size:.82rem;margin:12px 2px 0;}
.form-msg{font-size:.9rem;margin:10px 2px 0;min-height:1.2em;font-weight:500;}
.form-msg.err{color:#FF8E8E;}
.form-msg.ok{color:var(--mint);}

.hero-ticks{list-style:none;display:flex;flex-wrap:wrap;gap:10px 22px;margin:26px 0 0;padding:0;}
.hero-ticks li{display:flex;align-items:center;gap:8px;color:var(--soft);font-size:.9rem;}
.tick{width:18px;height:18px;flex:none;color:var(--mint);}

/* ---- hero mark visual ---- */
.hero-mark{display:flex;justify-content:center;align-items:center;}
.mark-stage{
  position:relative;width:min(440px,86vw);aspect-ratio:1;
  display:flex;align-items:center;justify-content:center;
}
.mark-stage::before{ /* tessellating link-weave texture, radially faded */
  content:"";position:absolute;inset:-4%;z-index:0;
  background-image:url("assets/pattern.svg");
  background-repeat:repeat;background-size:auto 260px;
  opacity:.06;
  -webkit-mask-image:radial-gradient(closest-side,#000,transparent 72%);
  mask-image:radial-gradient(closest-side,#000,transparent 72%);
}
.mark-stage::after{ /* soft glow behind the mark */
  content:"";position:absolute;inset:12%;z-index:0;border-radius:50%;
  background:radial-gradient(circle at 50% 45%, rgba(67,214,245,.3), rgba(59,121,255,.12) 45%, transparent 70%);
  filter:blur(10px);
  animation:markGlow 7s ease-in-out infinite;
}
.mark-glyph{
  position:relative;z-index:1;width:47%;height:auto;
  filter:drop-shadow(0 18px 44px rgba(67,214,245,.42));
}

.mark-chip{
  position:absolute;z-index:2;
  font-family:var(--font-mono);font-size:.7rem;letter-spacing:.02em;
  color:var(--sub);
  background:rgba(18,24,39,.82);
  border:1px solid var(--line-2);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  padding:7px 12px;border-radius:9px;white-space:nowrap;
  box-shadow:0 8px 24px -10px rgba(0,0,0,.7);
  animation:floaty 6s ease-in-out infinite;
}
.chip-tl{top:4%;left:-4%;}
.chip-br{bottom:9%;right:-3%;animation-delay:-2s;}
.chip-bl{bottom:-2%;left:6%;animation-delay:-4s;}

@keyframes markGlow{0%,100%{opacity:.82;}50%{opacity:1;}}
@keyframes floaty{0%,100%{transform:translateY(0);}50%{transform:translateY(-8px);}}

/* ===================================================================
   BANDS & SECTIONS
   =================================================================== */
.section{position:relative;padding:clamp(74px,9vw,118px) 0;}
.section--alt{background:linear-gradient(180deg,transparent,rgba(255,255,255,.015) 12%,rgba(255,255,255,.015) 88%,transparent);}
.section--alt::before,.section--alt::after{
  content:"";position:absolute;left:0;right:0;height:1px;background:var(--line);
}
.section--alt::before{top:0;}
.section--alt::after{bottom:0;}

.section-head{max-width:760px;margin-bottom:54px;}
.section-head h2{margin:14px 0 0;}
.section-sub{color:var(--sub);font-size:1.12rem;margin:20px 0 0;max-width:62ch;}

/* pedigree band */
.pedigree{padding:40px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.012);}
.pedigree .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px 40px;}
.pedigree-lead{margin:0;color:var(--sub);font-size:1rem;max-width:48ch;}
.pedigree-lead b{color:var(--text);font-weight:600;}
.pedigree-list{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin:0;padding:0;}
.pedigree-list li{font-family:var(--font-display);font-weight:600;font-size:.96rem;color:var(--soft);letter-spacing:-.01em;}
.pedigree-list li.dot{color:var(--muted);font-weight:400;}

/* ---- stat row ---- */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.stat-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 30px;
  transition:transform .3s var(--ease),border-color .3s;
}
.stat-card:hover{transform:translateY(-4px);border-color:var(--line-2);}
.stat-num{font-family:var(--font-display);font-weight:600;font-size:clamp(2.6rem,5vw,3.4rem);letter-spacing:-.04em;line-height:1;
  background:var(--grad-soft);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;}
.stat-num--text{font-size:clamp(1.7rem,3vw,2.1rem);}
.stat-num .pre,.stat-num .suf{font-size:.6em;}
.stat-card p{margin:16px 0 0;color:var(--sub);font-size:1rem;}

/* ---- steps ---- */
.steps{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  counter-reset:step;position:relative;
}
.step{
  position:relative;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 26px 28px;
  transition:transform .3s var(--ease),border-color .3s,background .3s;
}
.step:hover{transform:translateY(-5px);border-color:rgba(124,240,210,.28);background:var(--panel-2);}
.step-no{
  position:absolute;top:22px;right:24px;
  font-family:var(--font-mono);font-size:.78rem;color:var(--muted);letter-spacing:.05em;
}
.step-ico{
  width:48px;height:48px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(124,240,210,.08);border:1px solid rgba(124,240,210,.2);
  color:var(--mint);margin-bottom:22px;
}
.step-ico svg{width:24px;height:24px;}
.step h3{margin:0 0 9px;}
.step p{margin:0;color:var(--soft);font-size:.95rem;}

/* ---- compare ---- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.compare-col{border-radius:var(--radius);padding:34px 32px;border:1px solid var(--line);}
.compare-col--old{background:var(--ink-1);}
.compare-col--new{
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(59,121,255,.12), transparent 55%),
    var(--panel);
  border-color:rgba(124,240,210,.32);
  box-shadow:0 24px 60px -30px rgba(67,214,245,.5);
}
.compare-tag{
  display:inline-block;font-family:var(--font-mono);font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;
  color:var(--muted);margin-bottom:22px;
  border:1px solid var(--line-2);border-radius:30px;padding:5px 13px;
}
.compare-tag--accent{color:#06121A;background:var(--mint);border-color:transparent;font-weight:700;}
.compare-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:15px;}
.compare-col li{display:flex;gap:12px;align-items:flex-start;font-size:1.02rem;color:var(--sub);}
.compare-col--new li{color:var(--text);}
.compare-col em{font-style:normal;}
.compare-col .x{color:var(--muted);font-weight:700;flex:none;width:18px;text-align:center;}
.compare-col .ok{color:var(--mint);font-weight:700;flex:none;width:18px;text-align:center;}

/* ---- features ---- */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.feat{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px;
  transition:transform .3s var(--ease),border-color .3s;
}
.feat:hover{transform:translateY(-4px);border-color:var(--line-2);}
.feat-ico{
  width:46px;height:46px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
  background:linear-gradient(140deg,rgba(59,121,255,.16),rgba(67,214,245,.1));
  border:1px solid var(--line-2);color:var(--cyan-label);
}
.feat-ico svg{width:23px;height:23px;}
.feat h3{margin:0 0 9px;}
.feat p{margin:0;color:var(--soft);font-size:.96rem;}

/* ---- value-by-role cards ---- */
.role-tag{
  display:inline-block;font-family:var(--font-mono);font-size:.66rem;font-weight:600;
  letter-spacing:.13em;text-transform:uppercase;
  color:var(--cyan-label);margin-bottom:18px;
  border:1px solid var(--line-2);border-radius:30px;padding:4px 11px;
}

/* ---- regulatory cards ---- */
.reg-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.reg-card{
  position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 30px;overflow:hidden;
  transition:transform .3s var(--ease),border-color .3s;
}
.reg-card::before{
  content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:var(--grad);
  opacity:.85;
}
.reg-card:hover{transform:translateY(-4px);border-color:var(--line-2);}
.reg-date{
  display:inline-block;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.04em;
  color:var(--mint);margin-bottom:14px;
}
.reg-card h3{margin:0 0 10px;font-size:1.3rem;}
.reg-card p{margin:0;color:var(--soft);font-size:.96rem;}

/* ---- deterministic quote ---- */
.section--quote{text-align:center;}
.deterministic-inner{max-width:760px;margin:0 auto;}
.big-quote{font-size:clamp(2.2rem,5vw,3.4rem);line-height:1.02;margin:18px 0 0;}
.section--quote p{color:var(--sub);font-size:1.18rem;margin:28px auto 0;max-width:60ch;}

/* ===================================================================
   ACCESS / SIGN-UP
   =================================================================== */
.section--access{
  position:relative;overflow:hidden;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.015),transparent);
}
.access-glow{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    radial-gradient(46% 60% at 12% 0%, rgba(59,121,255,.2), transparent 60%),
    radial-gradient(46% 70% at 92% 100%, rgba(67,214,245,.16), transparent 60%);
}
.access-inner{
  position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center;
}
.access-copy{max-width:520px;}
.access-mark{width:61px;height:64px;margin-bottom:26px;filter:drop-shadow(0 14px 36px rgba(59,121,255,.45));}
.access-copy h2{font-size:clamp(2rem,4vw,3rem);}
.access-copy p{color:var(--sub);font-size:1.12rem;margin:20px 0 0;}

.signup--block.card{
  background:var(--panel);border:1px solid var(--line-2);border-radius:24px;
  padding:34px;box-shadow:0 40px 90px -50px rgba(0,0,0,.9);
}
.field-stack{display:flex;flex-direction:column;gap:16px;}
.field-stack label{display:flex;flex-direction:column;gap:8px;}
.field-stack label span{font-size:.85rem;color:var(--sub);font-weight:500;}
.field-stack label span i{color:var(--muted);font-style:normal;font-weight:400;}
.field-stack input,.field-stack select{
  background:var(--ink-1);border:1px solid var(--line-2);border-radius:12px;
  color:var(--text);font-family:var(--font-body);font-size:1rem;
  padding:14px 15px;width:100%;
  transition:border-color .2s,box-shadow .2s;
  appearance:none;-webkit-appearance:none;
}
.field-stack select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%2369708A' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 15px center;background-size:12px;padding-right:38px;
  color:var(--sub);
}
.field-stack input::placeholder{color:var(--muted);}
.field-stack input:focus,.field-stack select:focus{outline:none;border-color:rgba(124,240,210,.55);box-shadow:0 0 0 4px rgba(124,240,210,.1);}
.field-stack input.invalid{border-color:rgba(255,120,120,.6);box-shadow:0 0 0 4px rgba(255,120,120,.1);}
.field-stack .btn{margin-top:4px;}
.field-stack .signup-note{margin-top:2px;}

/* success state */
.signup.done .field,.signup.done .field-stack > label,.signup.done .field-stack > .btn,.signup.done .signup-note{display:none;}
.signup-success{
  display:none;text-align:center;padding:14px 0;
}
.signup.done .signup-success{display:block;animation:rise .5s var(--ease) both;}
.signup-success .check{
  width:56px;height:56px;margin:0 auto 18px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(124,240,210,.12);border:1px solid rgba(124,240,210,.4);color:var(--mint);
}
.signup-success .check svg{width:28px;height:28px;}
.signup-success h3{font-size:1.4rem;margin:0 0 8px;}
.signup-success p{color:var(--sub);margin:0;font-size:1rem;}
@keyframes rise{from{opacity:0;transform:translateY(12px);}to{opacity:1;transform:none;}}

/* ===================================================================
   FOOTER
   =================================================================== */
.site-foot{border-top:1px solid var(--line);padding:64px 0 36px;background:var(--ink-1);}
.foot-inner{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;}
.foot-brand .brand{margin-bottom:16px;}
.foot-tag{color:var(--soft);font-size:.95rem;margin:0;max-width:42ch;line-height:1.7;}
.foot-tag b{color:var(--sub);font-weight:600;}
.foot-nav{display:grid;grid-template-columns:1fr 1fr;gap:30px;}
.foot-h{display:block;font-family:var(--font-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:16px;}
.foot-nav a{display:block;color:var(--sub);font-size:.94rem;padding:6px 0;transition:color .2s;}
.foot-nav a:hover{color:var(--mint);}
.foot-base{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:48px;padding-top:24px;border-top:1px solid var(--line);}
.foot-base span{color:var(--muted);font-size:.84rem;}

/* ===================================================================
   SCROLL REVEAL
   =================================================================== */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:calc(var(--i,0) * 80ms);}
[data-reveal].in{opacity:1;transform:none;}

/* ===================================================================
   RESPONSIVE
   =================================================================== */
@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr;gap:56px;}
  .hero-copy{max-width:none;}
  .hero-mark{order:-1;}
  .mark-stage{width:min(360px,80vw);}
  .access-inner{grid-template-columns:1fr;gap:40px;}
  .feat-grid,.reg-grid,.stat-row{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:860px){
  .nav,.head-actions{display:none;}
  .nav-toggle{display:flex;}
}
@media (max-width:680px){
  body{font-size:16px;}
  .hero{padding:120px 0 72px;}
  .signup--hero .field{flex-direction:column;background:none;border:0;padding:0;gap:12px;}
  .signup--hero input{background:var(--panel);border:1px solid var(--line-2);border-radius:13px;padding:15px 16px;}
  .signup--hero .field:focus-within{box-shadow:none;}
  .signup--hero .btn{width:100%;padding:15px;}
  .feat-grid,.reg-grid,.stat-row,.steps,.compare{grid-template-columns:1fr;}
  .pedigree .wrap{flex-direction:column;align-items:flex-start;}
  .foot-inner{grid-template-columns:1fr;gap:34px;}
  .foot-nav{max-width:340px;}
  .chip-tl{top:0;left:-2%;}
  .chip-br{right:-1%;}
}

/* ===================================================================
   REDUCED MOTION
   =================================================================== */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;}
  [data-reveal]{opacity:1;transform:none;}
  .mark-chip,.mark-stage::after{animation:none;}
}