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

/* ── FONT (self-hosted; Archivo is a variable font, one file covers 400–800) ── */
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url(fonts/archivo-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url(fonts/archivo-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  --ink:       #0D0D0D;
  --paper:     #FFFFFF;
  --acid:      #FFFFFF;
  --muted:     #888888;
  --surface:   #161616;
  --border:    #242424;
  --sub:       #555555;
  --max:       1040px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--ink);
  color: var(--paper);
  font-family: 'Archivo', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

/* ── LAYOUT ── */
.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 48px;
}
@media (max-width: 680px) { .wrap { padding: 0 20px; } }

/* ── LOGO (CSS tray: border-left + border-right + border-bottom, NO border-top) ── */
.logo-mark {
  font-family: 'Archivo', sans-serif;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.025em;
  line-height: 1;
  display: inline-block;
  padding: 4px 9px 7px;
  border-left:   2.5px solid var(--paper);
  border-right:  2.5px solid var(--paper);
  border-bottom: 2.5px solid var(--paper);
  text-decoration: none;
}
.logo-lock { color: var(--paper); }
.logo-dt   { color: var(--muted); }

/* ── NAV ── */
nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(13,13,13,.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 48px;
  height: 58px;
  display: flex; align-items: center; justify-content: space-between;
}
@media (max-width: 680px) { .nav-inner { padding: 0 20px; } }

.nav-cta {
  background: var(--paper);
  color: var(--ink);
  border: none;
  border-radius: 4px;
  padding: 9px 22px;
  font-family: 'Archivo', sans-serif;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: -0.01em;
  cursor: pointer;
  text-decoration: none;
  transition: opacity .15s;
}
.nav-cta:hover { opacity: .82; }

/* ── DIVIDER ── */
.rule { border: none; border-top: 1px solid var(--border); }

/* ── HERO ── */
.hero {
  padding: 112px 0 88px;
}
.hero-tag {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 28px;
}
.hero h1 {
  font-family: 'Archivo', sans-serif;
  font-weight: 800;
  font-size: clamp(3.2rem, 8vw, 6rem);
  line-height: .92;
  letter-spacing: -0.045em;
  text-transform: uppercase;
  margin-bottom: 32px;
}
.hero h1 .accent { color: var(--paper); }
.hero-sub {
  font-size: 1rem;
  color: var(--muted);
  max-width: 420px;
  line-height: 1.75;
  margin-bottom: 44px;
  font-weight: 400;
}
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }

.btn-acid {
  background: var(--paper);
  color: var(--ink);
  border: none;
  border-radius: 4px;
  padding: 13px 32px;
  font-family: 'Archivo', sans-serif;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.01em;
  cursor: pointer;
  text-decoration: none;
  transition: opacity .15s;
}
.btn-acid:hover { opacity: .82; }

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 13px 28px;
  font-family: 'Archivo', sans-serif;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: border-color .15s, color .15s;
}
.btn-ghost:hover { border-color: var(--muted); color: var(--paper); }

/* Non-link status label. Same shape as the buttons beside it, deliberately
   not interactive: no href, no hover, default cursor. */
.label-soon {
  display: inline-block;
  background: var(--surface);
  color: var(--paper);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 13px 32px;
  font-family: 'Archivo', sans-serif;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

/* ── SECTION COMMONS ── */
.section { padding: 88px 0; }

.eyebrow {
  font-size: 11px; font-weight: 800; letter-spacing: .12em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 12px;
}

.sec-h2 {
  font-family: 'Archivo', sans-serif;
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.0;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.sec-body {
  font-size: .93rem; color: var(--muted);
  max-width: 460px; line-height: 1.75; font-weight: 400;
}

/* ── STEPS / TILES (shared grid) ── */
.steps, .tiles {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 1px;
  margin-top: 52px;
  border: 1px solid var(--border);
}
@media (max-width: 680px) {
  .steps, .tiles { grid-template-columns: 1fr; }
}
.step, .tile {
  padding: 32px 28px;
  background: var(--ink);
  border-right: 1px solid var(--border);
}
.step:last-child, .tile:last-child { border-right: none; }
.step-num   { font-size: 11px; font-weight: 800; color: var(--paper); letter-spacing: .08em; margin-bottom: 16px; font-family: monospace; }
.step-title { font-size: .95rem; font-weight: 800; margin-bottom: 8px; letter-spacing: -0.02em; }
.step-body  { font-size: .85rem; color: var(--muted); line-height: 1.7; font-weight: 400; }

.tile-title { font-size: .95rem; font-weight: 800; letter-spacing: -0.02em; }

/* ── FAQ (native details/summary, no JS) ── */
.faq { margin-top: 52px; border-top: 1px solid var(--border); }
.faq details { border-bottom: 1px solid var(--border); }
.faq summary {
  padding: 20px 0;
  font-size: .95rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  color: var(--muted);
  font-weight: 400;
  font-size: 1.15rem;
  line-height: 1.3;
  flex-shrink: 0;
}
.faq details[open] summary::after { content: '\2013'; }
.faq summary:hover { color: var(--paper); }
.faq-a {
  padding: 0 0 22px;
  font-size: .88rem;
  color: var(--muted);
  line-height: 1.75;
  max-width: 580px;
}
.faq-a a { color: var(--paper); }

/* ── DOCUMENT PAGES (privacy, terms, support) ── */
.doc { padding: 72px 0 88px; max-width: 660px; }
.doc h1 {
  font-family: 'Archivo', sans-serif;
  font-size: clamp(1.9rem, 4.5vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.doc .effective {
  font-size: 12px;
  color: var(--sub);
  margin-bottom: 40px;
}
.doc h2 {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--paper);
  margin: 40px 0 14px;
}
.doc p {
  font-size: .93rem;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 16px;
}
.doc ul { list-style: none; margin-bottom: 16px; }
.doc li {
  font-size: .93rem;
  color: var(--muted);
  line-height: 1.8;
  padding-left: 18px;
  position: relative;
  margin-bottom: 7px;
}
.doc li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--sub);
}
.doc a { color: var(--paper); }
.doc .lead { color: var(--paper); }

/* ── FOOTER ── */
footer { border-top: 1px solid var(--border); }
.foot-inner {
  max-width: var(--max); margin: 0 auto;
  padding: 28px 48px;
  display: flex; align-items: center;
  justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
@media (max-width: 680px) { .foot-inner { padding: 24px 20px; } }
.foot-inner p { font-size: 12px; color: var(--sub); font-weight: 400; }

.foot-nav { display: flex; flex-wrap: wrap; gap: 20px; }
.foot-nav a {
  font-size: 12px;
  color: var(--muted);
  text-decoration: none;
  transition: color .15s;
}
.foot-nav a:hover { color: var(--paper); }

/* footer logo — smaller, dimmer */
.logo-mark-sm {
  font-family: 'Archivo', sans-serif;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: -0.025em;
  line-height: 1;
  display: inline-block;
  padding: 3px 7px 5px;
  border-left:   2px solid var(--border);
  border-right:  2px solid var(--border);
  border-bottom: 2px solid var(--border);
  text-decoration: none;
}
.logo-lock-sm { color: var(--sub); }
.logo-dt-sm   { color: var(--border); }