/* ============================================================
   Calibrated Ascension — marketing + auth site
   Linear-adapted: near-black canvas, one emerald accent,
   editorial serif display, generous space, mobile-first.
   Type scale is intentionally limited to 4 sizes:
     .h1 (display) · .h2 (section) · body · .cap (caption/eyebrow)
   ============================================================ */

@import url("https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;1,6..72,400&family=Hanken+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap");

:root {
  /* canvas */
  --bg:        oklch(0.165 0.006 264);
  --bg-2:      oklch(0.185 0.007 264);
  --surface:   oklch(0.205 0.008 264);
  --surface-2: oklch(0.232 0.009 264);
  --border:    oklch(0.285 0.010 264);
  --border-2:  oklch(0.355 0.012 264);

  /* ink */
  --text:   oklch(0.972 0.004 264);
  --dim:    oklch(0.745 0.012 264);
  --faint:  oklch(0.585 0.012 264);

  /* single accent — emerald */
  --accent:     oklch(0.78 0.135 165);
  --accent-2:   oklch(0.84 0.13 165);
  --accent-ink: oklch(0.84 0.12 165);
  --accent-dim: oklch(0.40 0.07 165);
  --accent-glow: oklch(0.72 0.14 165 / 0.22);
  --on-accent:  oklch(0.20 0.03 165);

  /* type */
  --serif: "Newsreader", Georgia, serif;
  --sans:  "Hanken Grotesk", system-ui, -apple-system, sans-serif;
  --mono:  "JetBrains Mono", ui-monospace, monospace;

  /* exactly four sizes */
  --fs-h1:  clamp(2.5rem, 1.4rem + 5.2vw, 4.5rem);
  --fs-h2:  clamp(1.6rem, 1.2rem + 1.6vw, 2.15rem);
  --fs-body: 1.0625rem;          /* 17px */
  --fs-cap:  0.8125rem;          /* 13px */

  /* spacing (4px base) */
  --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 24px;
  --s6: 32px; --s7: 48px; --s8: 64px; --s9: 96px; --s10: 128px;

  --r:   14px;
  --r-sm: 10px;
  --r-lg: 20px;
  --maxw: 1140px;
  --nav-h: 64px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: var(--fs-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01";
  overflow-x: hidden;
}
h1, h2, h3, p, figure, blockquote { margin: 0; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input { font: inherit; }
::selection { background: var(--accent-glow); color: var(--text); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

/* ---------- type helpers (the 4 sizes) ---------- */
.h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: var(--fs-h1);
  line-height: 1.04;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
.h1 em { font-style: italic; color: var(--accent-ink); font-weight: 400; }
.h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: var(--fs-h2);
  line-height: 1.12;
  letter-spacing: -0.015em;
  text-wrap: balance;
}
.cap {
  font-family: var(--mono);
  font-size: var(--fs-cap);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint);
}
.lead { color: var(--dim); line-height: 1.62; text-wrap: pretty; }
.muted { color: var(--dim); }
.accent { color: var(--accent-ink); }

/* ---------- layout ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding-inline: var(--s5); }
.section { padding-block: var(--s9); }
@media (min-width: 768px) { .section { padding-block: var(--s10); } }
.section-head { max-width: 40ch; margin-bottom: var(--s7); }
.section-head .cap { margin-bottom: var(--s4); display: block; }
.section-head .lead { margin-top: var(--s4); }
.center { text-align: center; margin-inline: auto; }

/* ---------- buttons (44px+ targets) ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s2);
  min-height: 48px; padding: 0 var(--s5);
  border-radius: var(--r-sm);
  font-weight: 600; font-size: var(--fs-body); line-height: 1;
  white-space: nowrap; transition: background .18s, border-color .18s, transform .12s, opacity .18s;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-2); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border-2); }
.btn-ghost:hover { background: var(--surface); border-color: var(--faint); }
.btn-block { width: 100%; }
.btn-lg { min-height: 52px; padding-inline: var(--s6); }
.btn .ico { width: 18px; height: 18px; }

.link-quiet { color: var(--dim); display: inline-flex; align-items: center; gap: 6px; min-height: 44px; font-weight: 500; }
.link-quiet:hover { color: var(--text); }
.link-arrow { color: var(--accent-ink); font-weight: 600; display: inline-flex; align-items: center; gap: 7px; min-height: 44px; }
.link-arrow .ico { width: 16px; height: 16px; transition: transform .18s; }
.link-arrow:hover .ico { transform: translateX(3px); }

.ico { stroke: currentColor; stroke-width: 1.7; fill: none; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  height: var(--nav-h);
  display: flex; align-items: center;
  background: oklch(0.165 0.006 264 / 0.72);
  backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, background .2s;
}
.nav[data-scrolled="true"] { border-bottom-color: var(--border); }
.nav .wrap { display: flex; align-items: center; gap: var(--s5); }
.brand { display: inline-flex; align-items: center; gap: var(--s3); min-height: 44px; }
.brand-mark {
  width: 30px; height: 30px; border-radius: 8px; flex: none;
  display: grid; place-items: center;
  background: linear-gradient(150deg, var(--accent), var(--accent-dim));
  box-shadow: 0 0 0 1px oklch(1 0 0 / 0.06), 0 6px 18px var(--accent-glow);
}
.brand-name { font-family: var(--serif); font-size: 1.0625rem; font-weight: 500; letter-spacing: -0.01em; }
.nav-links { display: none; margin-left: var(--s5); gap: 2px; }
.nav-links a { padding: var(--s2) var(--s4); min-height: 44px; display: inline-flex; align-items: center; color: var(--dim); font-size: var(--fs-body); font-weight: 500; border-radius: 8px; }
.nav-links a:hover { color: var(--text); background: var(--surface); }
.nav-cta { margin-left: auto; display: flex; align-items: center; gap: var(--s2); }
.nav-signin { display: none; }
@media (min-width: 880px) {
  .nav-links { display: flex; }
  .nav-signin { display: inline-flex; }
}

/* ---------- hero ---------- */
.hero { position: relative; padding-top: var(--s8); padding-bottom: var(--s7); overflow: clip; }
.hero-glow {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(60% 50% at 50% -8%, var(--accent-glow), transparent 70%),
    radial-gradient(40% 30% at 85% 10%, oklch(0.72 0.14 165 / 0.10), transparent 70%);
}
.hero-grid {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  -webkit-mask-image: radial-gradient(70% 55% at 50% 0%, #000 30%, transparent 75%);
          mask-image: radial-gradient(70% 55% at 50% 0%, #000 30%, transparent 75%);
  background-image:
    linear-gradient(to right, oklch(1 0 0 / 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, oklch(1 0 0 / 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
}
.hero .wrap { position: relative; z-index: 1; }
.hero-inner { max-width: 44rem; }
.hero .h1 { margin-top: var(--s5); }
.hero .lead { font-size: 1.1875rem; margin-top: var(--s5); max-width: 36rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--s3); margin-top: var(--s6); }
.hero-note { margin-top: var(--s5); color: var(--faint); font-size: var(--fs-cap); display: inline-flex; align-items: center; gap: var(--s2); }
.hero-note .ico { width: 15px; height: 15px; color: var(--accent-ink); }

.pill {
  display: inline-flex; align-items: center; gap: var(--s2); white-space: nowrap; max-width: 100%;
  padding: 6px 14px 6px 8px; border-radius: 100px;
  background: var(--surface); border: 1px solid var(--border);
  font-size: var(--fs-cap); color: var(--dim); font-weight: 500;
}
.pill b { color: var(--text); font-weight: 600; }
.pill .pill-x { min-width: 0; }
.pill .tag { font-family: var(--mono); font-size: 11px; color: var(--accent-ink); background: oklch(0.78 0.135 165 / 0.12); padding: 2px 8px; border-radius: 100px; }

/* ---------- product shot frame ---------- */
.shot {
  position: relative; margin-top: var(--s8);
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
  padding: var(--s2);
  box-shadow: 0 1px 0 oklch(1 0 0 / 0.05) inset, 0 40px 100px -40px oklch(0 0 0 / 0.8), 0 0 60px -20px var(--accent-glow);
}
.shot-bar { display: flex; align-items: center; gap: var(--s2); padding: var(--s3) var(--s4) var(--s4); }
.shot-dot { width: 11px; height: 11px; border-radius: 50%; background: var(--border-2); }
.shot image-slot { display: block; width: 100%; aspect-ratio: 16 / 9.6; border-radius: var(--r); overflow: hidden; }
.shot-cap { position: absolute; bottom: -30px; left: 0; right: 0; text-align: center; }

/* ---------- logo trust strip ---------- */
.trust { padding-block: var(--s7); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.trust .cap { text-align: center; display: block; margin-bottom: var(--s5); }
.logos { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s5) var(--s6); align-items: center; max-width: 760px; margin-inline: auto; }
@media (min-width: 640px) { .logos { grid-template-columns: repeat(4, 1fr); } }
.logo-ghost { height: 26px; border-radius: 6px; background: repeating-linear-gradient(135deg, var(--surface-2), var(--surface-2) 6px, transparent 6px, transparent 12px); opacity: .8; display: grid; place-items: center; }
.logo-ghost span { font-family: var(--mono); font-size: 11px; color: var(--faint); letter-spacing: .08em; }

/* ---------- pillar cards (fewer, larger) ---------- */
.cards { display: grid; gap: var(--s4); grid-template-columns: 1fr; }
@media (min-width: 760px) { .cards { grid-template-columns: repeat(3, 1fr); gap: var(--s5); } }
.card {
  position: relative; padding: var(--s6);
  border: 1px solid var(--border); border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
  transition: border-color .2s, transform .2s, background .2s;
}
.card:hover { border-color: var(--border-2); transform: translateY(-3px); }
.card-ico {
  width: 44px; height: 44px; border-radius: 11px; display: grid; place-items: center;
  background: oklch(0.78 0.135 165 / 0.12); color: var(--accent-ink);
  border: 1px solid oklch(0.78 0.135 165 / 0.22); margin-bottom: var(--s5);
}
.card-ico .ico { width: 22px; height: 22px; }
.card-title { font-size: 1.25rem; font-weight: 600; letter-spacing: -0.01em; }
.card-body { color: var(--dim); margin-top: var(--s3); }
.card-list { list-style: none; margin: var(--s5) 0 0; padding: 0; display: flex; flex-direction: column; gap: var(--s3); }
.card-list li { display: flex; gap: var(--s3); align-items: flex-start; color: var(--dim); font-size: var(--fs-cap); letter-spacing: 0; text-transform: none; font-family: var(--sans); }
.card-list .ico { width: 16px; height: 16px; color: var(--accent-ink); flex: none; margin-top: 3px; }

/* ---------- how it works (steps) ---------- */
.steps { display: grid; gap: var(--s5); grid-template-columns: 1fr; counter-reset: step; }
@media (min-width: 760px) { .steps { grid-template-columns: repeat(3, 1fr); gap: var(--s6); } }
.step { position: relative; padding-top: var(--s6); border-top: 1px solid var(--border); }
.step-n { font-family: var(--mono); font-size: var(--fs-cap); color: var(--accent-ink); }
.step-title { font-size: 1.25rem; font-weight: 600; margin-top: var(--s4); letter-spacing: -0.01em; }
.step-body { color: var(--dim); margin-top: var(--s3); }

/* ---------- split feature ---------- */
.split { display: grid; gap: var(--s7); grid-template-columns: 1fr; align-items: center; }
@media (min-width: 900px) { .split { grid-template-columns: 1.05fr 1fr; gap: var(--s9); } }
.split .lead { margin-top: var(--s4); }
.feature-list { list-style: none; margin: var(--s6) 0 0; padding: 0; display: grid; gap: var(--s5); }
.feature-list li { display: flex; gap: var(--s4); }
.feature-list .ico-wrap { width: 40px; height: 40px; flex: none; border-radius: 10px; display: grid; place-items: center; background: var(--surface); border: 1px solid var(--border); color: var(--accent-ink); }
.feature-list .ico-wrap .ico { width: 19px; height: 19px; }
.feature-list .ft { font-weight: 600; }
.feature-list .fb { color: var(--dim); margin-top: 2px; font-size: var(--fs-cap); font-family: var(--sans); text-transform: none; letter-spacing: 0; }

/* roster panel (visual side of split) */
.panel {
  border: 1px solid var(--border); border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
  padding: var(--s5); box-shadow: 0 30px 80px -40px oklch(0 0 0 / 0.7);
}
.panel-row { display: flex; align-items: center; gap: var(--s4); padding: var(--s4); border-radius: var(--r); }
.panel-row + .panel-row { border-top: 1px solid var(--border); border-radius: 0; }
.ava { width: 40px; height: 40px; border-radius: 11px; flex: none; display: grid; place-items: center; color: oklch(0.15 0.02 264); font-weight: 700; font-family: var(--sans); }
.panel-name { font-weight: 600; }
.panel-role { color: var(--faint); font-size: var(--fs-cap); font-family: var(--mono); }
.panel-stat { margin-left: auto; text-align: right; }
.dot-live { display: inline-flex; align-items: center; gap: 6px; font-size: var(--fs-cap); color: var(--accent-ink); font-family: var(--mono); }
.dot-live::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }

/* ---------- closing CTA ---------- */
.cta-band {
  position: relative; overflow: clip;
  border: 1px solid var(--border); border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
  padding: var(--s8) var(--s5); text-align: center;
}
.cta-band .glow { position: absolute; inset: 0; z-index: 0; background: radial-gradient(50% 80% at 50% 120%, var(--accent-glow), transparent 70%); pointer-events: none; }
.cta-band > * { position: relative; z-index: 1; }
.cta-band .lead { margin: var(--s4) auto 0; max-width: 44ch; }
.cta-band .hero-actions { justify-content: center; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--border); padding-block: var(--s7); margin-top: var(--s9); }
.footer .wrap { display: flex; flex-direction: column; gap: var(--s5); }
.footer-top { display: flex; flex-wrap: wrap; gap: var(--s5); align-items: center; justify-content: space-between; }
.foot-links { display: flex; flex-wrap: wrap; gap: var(--s2) var(--s4); }
.foot-links a { color: var(--dim); font-size: var(--fs-cap); font-family: var(--sans); text-transform: none; letter-spacing: 0; min-height: 44px; display: inline-flex; align-items: center; }
.foot-links a:hover { color: var(--text); }
.foot-base { color: var(--faint); font-size: var(--fs-cap); border-top: 1px solid var(--border); padding-top: var(--s5); display: flex; flex-wrap: wrap; gap: var(--s4); justify-content: space-between; }

/* ============================================================
   Auth page
   ============================================================ */
.auth { min-height: 100dvh; display: grid; grid-template-columns: 1fr; }
@media (min-width: 960px) { .auth { grid-template-columns: 1fr 1fr; } }

.auth-main { position: relative; display: flex; flex-direction: column; min-height: 100dvh; overflow: clip; }
.auth-main .auth-glow {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background: radial-gradient(50% 40% at 50% 0%, var(--accent-glow), transparent 70%);
}
.auth-bar { position: relative; z-index: 1; padding: var(--s5); display: flex; align-items: center; justify-content: space-between; }
.auth-bar .link-quiet { font-size: var(--fs-cap); }
.auth-body { position: relative; z-index: 1; flex: 1; display: grid; place-items: center; padding: var(--s5) var(--s5) var(--s8); }
.auth-card { width: 100%; max-width: 400px; }
.auth-head { text-align: center; margin-bottom: var(--s7); }
.auth-head .h2 { margin-top: var(--s5); }
.auth-head .lead { margin-top: var(--s3); font-size: var(--fs-body); }

.sso { display: grid; gap: var(--s3); }
.btn-sso { background: var(--surface); border: 1px solid var(--border-2); color: var(--text); }
.btn-sso:hover { background: var(--surface-2); border-color: var(--faint); }
.btn-sso .ico, .btn-sso .gmark { width: 20px; height: 20px; flex: none; }

.divider { display: flex; align-items: center; gap: var(--s4); margin: var(--s6) 0; color: var(--faint); font-size: var(--fs-cap); font-family: var(--mono); }
.divider::before, .divider::after { content: ""; height: 1px; flex: 1; background: var(--border); }

.field { display: grid; gap: var(--s2); margin-bottom: var(--s4); }
.field label { font-size: var(--fs-cap); font-family: var(--sans); text-transform: none; letter-spacing: 0; color: var(--dim); font-weight: 500; display: flex; justify-content: space-between; align-items: center; }
.field label a { color: var(--accent-ink); }
.field input {
  width: 100%; min-height: 48px; padding: 0 var(--s4);
  background: var(--bg-2); border: 1px solid var(--border-2); border-radius: var(--r-sm);
  color: var(--text); font-size: var(--fs-body);
  transition: border-color .16s, background .16s;
}
.field input::placeholder { color: var(--faint); }
.field input:focus { outline: none; border-color: var(--accent); background: var(--surface); }
.auth-submit { margin-top: var(--s5); }
.auth-foot { text-align: center; color: var(--dim); font-size: var(--fs-cap); font-family: var(--sans); text-transform: none; letter-spacing: 0; margin-top: var(--s6); }
.auth-foot a { color: var(--accent-ink); font-weight: 600; }
.auth-legal { text-align: center; color: var(--faint); font-size: 12px; line-height: 1.5; margin-top: var(--s7); }
.auth-legal a { color: var(--dim); text-decoration: underline; text-underline-offset: 2px; }

/* auth aside (desktop only) */
.auth-aside { display: none; position: relative; overflow: clip; border-left: 1px solid var(--border); background: linear-gradient(180deg, var(--bg-2), var(--bg)); }
@media (min-width: 960px) { .auth-aside { display: flex; flex-direction: column; justify-content: space-between; padding: var(--s8); } }
.auth-aside .aside-glow { position: absolute; inset: 0; z-index: 0; background: radial-gradient(50% 45% at 80% 10%, var(--accent-glow), transparent 70%); pointer-events: none; }
.auth-aside > * { position: relative; z-index: 1; }
.quote { font-family: var(--serif); font-size: 1.6rem; line-height: 1.32; letter-spacing: -0.01em; font-weight: 400; max-width: 22ch; }
.quote em { font-style: italic; color: var(--accent-ink); }
.quote-by { margin-top: var(--s5); display: flex; align-items: center; gap: var(--s3); }
.quote-by .ava { width: 38px; height: 38px; }
.quote-by .qn { font-weight: 600; font-size: var(--fs-cap); font-family: var(--sans); text-transform: none; letter-spacing: 0; }
.quote-by .qr { color: var(--faint); font-size: var(--fs-cap); font-family: var(--mono); }

.aside-stats { display: flex; gap: var(--s7); }
.aside-stat .n { font-family: var(--serif); font-size: 2rem; font-weight: 500; letter-spacing: -0.01em; }
.aside-stat .l { color: var(--dim); font-size: var(--fs-cap); font-family: var(--sans); text-transform: none; letter-spacing: 0; margin-top: 2px; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}