:root{
  --black:#0a0a0a;
  --ink:#111111;
  --charcoal:#1a1a1a;
  --graphite:#262626;
  --slate:#3a3a3a;
  --gray:#6b6b6b;
  --silver:#9a9a9a;
  --mist:#cfcfcf;
  --bone:#e8e8e8;
  --paper:#f4f4f4;
  --white:#ffffff;
  --maxw:1320px;
  --ease:cubic-bezier(.16,1,.3,1);
  --serif:'DM Serif Display',Georgia,serif;
  --sans:'Jost',system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}

body{
  font-family:var(--sans);
  background:var(--white);
  color:var(--ink);
  line-height:1.65;
  font-weight:300;
  letter-spacing:.01em;
  overflow-x:hidden;
}

img{display:block;max-width:100%;height:auto;object-fit:cover}

a{color:inherit;text-decoration:none}

ul,ol{list-style:none}

h1,h2,h3,h4,h5,h6{
  font-family:var(--serif);
  font-weight:400;
  line-height:1.05;
  letter-spacing:-.02em;
  color:var(--black);
}

p{font-weight:300;color:var(--slate)}

/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1000;
  padding:1.4rem 2.5rem;
  display:flex;
  align-items:center;
  justify-content:space-between;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--bone);
  transition:padding .4s var(--ease),background .4s var(--ease);
}
.site-header.scrolled{padding:.85rem 2.5rem;background:rgba(255,255,255,.98)}

.brand{display:flex;align-items:center;gap:.85rem}
.brand-mark{
  width:38px;height:38px;
  background:var(--black);
  color:var(--white);
  display:grid;place-items:center;
  font-family:var(--serif);
  font-size:1.35rem;
  border-radius:2px;
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1}
.brand-name{
  font-family:var(--serif);
  font-size:1.15rem;
  color:var(--black);
  letter-spacing:-.01em;
}
.brand-sub{
  font-size:.62rem;
  text-transform:uppercase;
  letter-spacing:.28em;
  color:var(--gray);
  margin-top:.3rem;
  font-weight:400;
}

.main-nav{display:flex;align-items:center;gap:2.5rem}
.nav-links{display:flex;align-items:center;gap:2.2rem}
.nav-links a{
  font-size:.78rem;
  text-transform:uppercase;
  letter-spacing:.18em;
  font-weight:400;
  color:var(--slate);
  position:relative;
  padding:.3rem 0;
  transition:color .3s var(--ease);
}
.nav-links a::after{
  content:'';
  position:absolute;
  left:0;bottom:-2px;
  width:0;height:1px;
  background:var(--black);
  transition:width .4s var(--ease);
}
.nav-links a:hover{color:var(--black)}
.nav-links a:hover::after{width:100%}
.nav-links a.active,
.nav-links a[aria-current="page"]{
  color:var(--black);
}
.nav-links a.active::after,
.nav-links a[aria-current="page"]::after{width:100%}

.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:.6rem;
  padding:.8rem 1.6rem;
  background:var(--black);
  color:var(--white);
  font-size:.75rem;
  text-transform:uppercase;
  letter-spacing:.16em;
  font-weight:400;
  border:1px solid var(--black);
  border-radius:0;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .35s var(--ease);
}
.nav-cta::after{
  content:'→';
  font-family:var(--sans);
  transition:transform .35s var(--ease);
}
.nav-cta:hover{
  transform:scale(1.04);
  box-shadow:0 14px 34px rgba(0,0,0,.28);
  background:var(--charcoal);
}
.nav-cta:hover::after{transform:translateX(5px)}

.nav-toggle{
  display:none;
  background:none;
  border:none;
  cursor:pointer;
  width:34px;height:34px;
  position:relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  display:block;
  width:24px;height:2px;
  background:var(--black);
  position:absolute;
  left:5px;
  transition:transform .35s var(--ease),opacity .25s var(--ease);
}
.nav-toggle span{top:16px}
.nav-toggle span::before{content:'';top:-7px}
.nav-toggle span::after{content:'';top:7px}
.nav-toggle.open span{background:transparent}
.nav-toggle.open span::before{transform:rotate(45deg);top:0}
.nav-toggle.open span::after{transform:rotate(-45deg);top:0}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;
  align-items:center;
  gap:.7rem;
  padding:1rem 2.2rem;
  font-family:var(--sans);
  font-size:.78rem;
  text-transform:uppercase;
  letter-spacing:.18em;
  font-weight:400;
  border:1px solid var(--black);
  background:var(--black);
  color:var(--white);
  cursor:pointer;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .35s var(--ease),color .35s var(--ease);
}
.btn::after{
  content:'→';
  font-family:var(--sans);
  transition:transform .35s var(--ease);
}
.btn:hover{
  transform:scale(1.03);
  box-shadow:0 16px 40px rgba(0,0,0,.3);
}
.btn:hover::after{transform:translateX(6px)}

.btn-ghost{
  background:transparent;
  color:var(--black);
}
.btn-ghost:hover{background:var(--black);color:var(--white)}

.btn-light{
  background:var(--white);
  color:var(--black);
  border-color:var(--white);
}
.btn-light:hover{background:transparent;color:var(--white)}

/* ============ HERO ============ */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;
  align-items:center;
  padding:8rem 2.5rem 5rem;
  overflow:hidden;
  background:
    linear-gradient(135deg,rgba(10,10,10,.92) 0%,rgba(10,10,10,.55) 55%,rgba(10,10,10,.85) 100%),
    radial-gradient(circle at 70% 40%,rgba(80,80,80,.5),transparent 60%),
    #0a0a0a;
}
.hero::before{
  content:'';
  position:absolute;
  inset:0;
  background-image:
    repeating-linear-gradient(90deg,transparent 0,transparent 79px,rgba(255,255,255,.025) 79px,rgba(255,255,255,.025) 80px),
    repeating-linear-gradient(0deg,transparent 0,transparent 79px,rgba(255,255,255,.025) 79px,rgba(255,255,255,.025) 80px);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:3rem;
  align-items:center;
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.7rem;
  font-size:.72rem;
  text-transform:uppercase;
  letter-spacing:.32em;
  color:var(--mist);
  margin-bottom:1.8rem;
  font-weight:400;
}
.hero-eyebrow::before{
  content:'';
  width:38px;height:1px;
  background:var(--silver);
}
.hero h1{
  font-size:clamp(3rem,7vw,6.5rem);
  color:var(--white);
  margin-bottom:1.5rem;
}
.hero h1 .accent{
  font-style:italic;
  color:var(--mist);
}
.hero-lead{
  font-size:1.15rem;
  color:var(--bone);
  max-width:30rem;
  margin-bottom:2.5rem;
  font-weight:300;
  line-height:1.7;
}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap}

.hero-card{
  background:var(--white);
  padding:3rem 2.8rem;
  max-width:420px;
  margin-left:auto;
  position:relative;
  box-shadow:0 40px 80px rgba(0,0,0,.45);
}
.hero-card::before{
  content:'';
  position:absolute;
  top:-14px;left:-14px;
  width:60px;height:60px;
  border-top:2px solid var(--black);
  border-left:2px solid var(--black);
}
.hero-card-label{
  font-size:.68rem;
  text-transform:uppercase;
  letter-spacing:.3em;
  color:var(--gray);
  margin-bottom:1.2rem;
}
.hero-card h2{
  font-size:2rem;
  margin-bottom:1rem;
}
.hero-card p{
  font-size:.95rem;
  margin-bottom:2rem;
  color:var(--slate);
}
.hero-card-stats{
  display:flex;
  gap:2rem;
  padding-top:1.8rem;
  border-top:1px solid var(--bone);
}
.stat-num{
  font-family:var(--serif);
  font-size:2.2rem;
  display:block;
  color:var(--black);
  line-height:1;
}
.stat-label{
  font-size:.66rem;
  text-transform:uppercase;
  letter-spacing:.2em;
  color:var(--gray);
  margin-top:.5rem;
  display:block;
}

.hero-scroll{
  position:absolute;
  bottom:2.5rem;left:2.5rem;
  font-size:.68rem;
  text-transform:uppercase;
  letter-spacing:.28em;
  color:var(--silver);
  writing-mode:vertical-rl;
  z-index:2;
}

/* ============ SECTIONS ============ */
.section{
  padding:7rem 2.5rem;
  position:relative;
}
.section-dark{background:var(--black);color:var(--bone)}
.section-dark h2,.section-dark h3,.section-dark h4{color:var(--white)}
.section-dark p{color:var(--mist)}
.section-tint{background:var(--paper)}
.section-ink{background:var(--ink)}

.container{
  max-width:var(--maxw);
  margin:0 auto;
  width:100%;
}
.container-narrow{max-width:760px}

.section-head{
  display:flex;
  flex-direction:column;
  margin-bottom:4rem;
}
.section-head.center{align-items:center;text-align:center}
.section-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.7rem;
  font-size:.72rem;
  text-transform:uppercase;
  letter-spacing:.3em;
  color:var(--gray);
  margin-bottom:1.5rem;
  font-weight:400;
}
.section-dark .section-eyebrow{color:var(--silver)}
.section-eyebrow::before{
  content:'';
  width:30px;height:1px;
  background:var(--gray);
}
.section-head.center .section-eyebrow::after{
  content:'';
  width:30px;height:1px;
  background:var(--gray);
}
.section-title{
  font-size:clamp(2.4rem,5vw,4.2rem);
  max-width:18ch;
}
.section-head.center .section-title{margin-left:auto;margin-right:auto}
.section-sub{
  margin-top:1.5rem;
  font-size:1.1rem;
  max-width:52ch;
  color:var(--slate);
  font-weight:300;
}
.section-dark .section-sub{color:var(--mist)}

/* ============ CONTENT GRID ============ */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:5rem;
  align-items:center;
}
.split-image{
  border-radius:4px;
  overflow:hidden;
  position:relative;
  aspect-ratio:4/5;
}
.split-image img{
  width:100%;height:100%;
  border-radius:4px;
}
.split-image::after{
  content:'';
  position:absolute;
  bottom:-16px;right:-16px;
  width:80px;height:80px;
  border-bottom:2px solid var(--black);
  border-right:2px solid var(--black);
}
.section-dark .split-image::after{border-color:var(--white)}

.split-content h2{
  font-size:clamp(2rem,4vw,3.4rem);
  margin-bottom:1.5rem;
}
.split-content p{
  font-size:1.05rem;
  margin-bottom:1.3rem;
  line-height:1.75;
}
.split-content .btn{margin-top:1.5rem}

.feature-list{
  display:grid;
  grid-template-columns:1fr;
  gap:0;
  margin-top:2rem;
}
.feature-item{
  display:flex;
  gap:1.5rem;
  padding:1.6rem 0;
  border-bottom:1px solid var(--bone);
}
.section-dark .feature-item{border-color:var(--graphite)}
.feature-num{
  font-family:var(--serif);
  font-size:1.6rem;
  color:var(--silver);
  min-width:3rem;
  line-height:1;
}
.feature-text strong{
  display:block;
  font-family:var(--sans);
  font-weight:500;
  font-size:1rem;
  margin-bottom:.3rem;
  color:var(--black);
}
.section-dark .feature-text strong{color:var(--white)}
.feature-text span{
  font-size:.92rem;
  color:var(--gray);
  font-weight:300;
}

/* ============ CARDS ============ */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:2rem;
}
.card{
  background:var(--white);
  padding:2.5rem 2.2rem;
  border:1px solid var(--bone);
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .35s var(--ease);
  position:relative;
  overflow:hidden;
}
.section-dark .card{
  background:var(--charcoal);
  border-color:var(--graphite);
}
.card::before{
  content:'';
  position:absolute;
  top:0;left:0;
  width:0;height