@import url('fonts.css');

/* =========================================================================
   actionstate.ai — design system  (see DESIGN.md — LOCKED reference)
   Forensic-ledger identity: paper (argument) alternating with ink (records),
   amber as the semantic signal (✓ checkable, → action-to-state).
   ========================================================================= */

/* ---- tokens ---- */
:root {
  --paper: #F4F1E8;
  --paper-2: #ECE7DA;
  --ink: #1A1D21;
  --ink-2: #23272C;
  --slate: #6C737F;
  --slate-2: #9AA0A8;
  --bone: #EDE9DE;
  --amber: #E9A23B;
  --amber-deep: #C6812A;
  --pass: #2E5E4E;
  --fail: #8C2F27;

  --font-sans: 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;

  --step--1: clamp(0.83rem, 0.8rem + 0.15vw, 0.9rem);
  --step-0:  clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  --step-1:  clamp(1.2rem, 1.1rem + 0.5vw, 1.5rem);
  --step-2:  clamp(1.5rem, 1.3rem + 1vw, 2.25rem);
  --step-3:  clamp(2rem, 1.6rem + 2vw, 3.25rem);
  --step-4:  clamp(2.6rem, 2rem + 3.2vw, 4.75rem);

  --measure: 68rem;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --radius: 4px;
  --hair: 1px solid color-mix(in srgb, var(--slate) 42%, transparent);
  --hair-ink: 1px solid color-mix(in srgb, var(--bone) 22%, transparent);
}

/* ---- reset ---- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html, body { max-width: 100%; overflow-x: clip; }
/* grid/flex children default to min-width:auto and refuse to shrink below their
   longest unbreakable token — the cause of mobile horizontal overflow. Reset it. */
.hero-grid > *, .grid > *, .beats > *, .flow > *, .foot-grid > *, .signup > * { min-width: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-underline-offset: 3px; text-decoration-thickness: 1px; }
h1, h2, h3, h4 { line-height: 1.08; font-weight: 700; letter-spacing: -0.015em; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 2px; }

/* ---- layout ---- */
.wrap { max-width: var(--measure); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(3.5rem, 8vw, 7rem); }
.section--tight { padding-block: clamp(2.5rem, 5vw, 4rem); }
.prose { max-width: 58ch; }
.stack > * + * { margin-top: 1rem; }
.stack-lg > * + * { margin-top: 2rem; }

/* alternating surfaces — the bicolor rhythm IS the identity */
.paper { background: var(--paper); color: var(--ink); }
.paper-2 { background: var(--paper-2); color: var(--ink); }
.ink {
  background:
    radial-gradient(120% 120% at 90% -10%, color-mix(in srgb, var(--amber) 8%, transparent), transparent 55%),
    var(--ink);
  color: var(--bone);
}
.ink h1, .ink h2, .ink h3 { color: #fff; }
.ink a { color: var(--bone); }

/* ---- mono eyebrow / labels ---- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-deep);
  display: inline-flex;
  align-items: center;
  gap: .55em;
}
.ink .eyebrow { color: var(--amber); }
.eyebrow::before { content: ""; width: 1.6em; height: 1px; background: currentColor; opacity: .6; }

.mono { font-family: var(--font-mono); }
.muted { color: var(--slate); }
.ink .muted { color: var(--slate-2); }

/* ---- headings scale ---- */
.h-hero { font-size: var(--step-4); font-weight: 800; letter-spacing: -0.03em; }
.h-2 { font-size: var(--step-3); font-weight: 700; }
.h-3 { font-size: var(--step-2); font-weight: 700; }
.lead { font-size: var(--step-1); line-height: 1.4; color: color-mix(in srgb, var(--ink) 82%, transparent); }
.ink .lead { color: color-mix(in srgb, var(--bone) 88%, transparent); }

/* ---- header / nav ---- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(120%) blur(8px);
  border-bottom: var(--hair);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: .75rem; }
.brand { display: inline-flex; align-items: center; gap: .6rem; }
.brand img { height: 26px; width: auto; }
.brand .sr-name { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.nav-links { display: flex; align-items: center; gap: clamp(.75rem, 2vw, 1.75rem); font-family: var(--font-mono); font-size: var(--step--1); }
.nav-links a { text-decoration: none; color: var(--slate); padding-block: .35rem; border-bottom: 2px solid transparent; transition: color .12s, border-color .12s; }
.nav-links a:hover { color: var(--ink); }
.nav-links a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--amber); }
.nav-links a.ext::after { content: " ↗"; color: var(--amber-deep); }
.nav-links .soon { color: var(--slate-2); cursor: default; white-space: nowrap; }
.nav-links .soon em { font-style: normal; font-size: .72em; color: var(--amber-deep); letter-spacing: .06em; }
@media (max-width: 640px) {
  .nav-links { gap: 1rem; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: .55em;
  font-family: var(--font-mono); font-size: var(--step--1); font-weight: 500;
  letter-spacing: .02em;
  padding: .7em 1.15em; border-radius: var(--radius);
  text-decoration: none; cursor: pointer; border: 1px solid transparent;
  transition: transform .12s ease, background .12s, border-color .12s, color .12s;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--amber); color: #201400; border-color: var(--amber); font-weight: 700; }
.btn--primary:hover { background: var(--amber-deep); border-color: var(--amber-deep); color: #fff; }
.btn--ghost { background: transparent; color: var(--ink); border-color: color-mix(in srgb, var(--slate) 55%, transparent); }
.btn--ghost:hover { border-color: var(--ink); }
.ink .btn--ghost { color: var(--bone); border-color: color-mix(in srgb, var(--bone) 40%, transparent); }
.ink .btn--ghost:hover { border-color: var(--bone); }
.btn .arrow { transition: transform .14s ease; }
.btn:hover .arrow { transform: translateX(2px); }
.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; }

/* ---- featured blog strip (Field Notes) ---- */
.featured-strip { background: var(--ink); color: var(--bone); border-top: 3px solid var(--amber); }
.featured-strip .eyebrow { color: var(--amber); }
.featured-strip-inner { display: flex; gap: clamp(1rem, 3vw, 2.5rem); align-items: center; justify-content: space-between; padding-block: clamp(1.5rem, 4vw, 2.25rem); flex-wrap: wrap; }
.featured-strip-inner > * { min-width: 0; }
.featured-title { font-size: var(--step-2); color: #fff; max-width: 34ch; margin-top: .4rem; letter-spacing: -0.02em; }
.featured-strip .featured-dek { margin-top: .6rem; max-width: 62ch; color: color-mix(in srgb, var(--bone) 82%, transparent); }
.featured-strip .byline { margin-top: .75rem; font-family: var(--font-mono); font-size: var(--step--1); color: var(--slate-2); }

/* ---- hero ---- */
.hero { padding-block: clamp(3.5rem, 9vw, 8rem); overflow: hidden; }
.hero-grid { display: grid; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
@media (min-width: 900px) { .hero-grid { grid-template-columns: 1.15fr .85fr; } }
.hero h1 { margin-top: 1rem; }
.hero .lead { margin-top: 1.25rem; max-width: 40ch; }
.hero .btn-row { margin-top: 2rem; }
.hero .clause { margin-top: 2rem; font-family: var(--font-mono); font-size: var(--step--1); color: var(--slate); }
.hero .clause b { color: var(--amber-deep); font-weight: 500; }

/* ---- capsule / record card (the recurring evidentiary object) ---- */
.record {
  font-family: var(--font-mono); font-size: var(--step--1);
  background: var(--ink-2); color: var(--bone);
  border: var(--hair-ink); border-radius: 8px;
  padding: 1.15rem 1.25rem;
  box-shadow: 0 20px 50px -30px rgba(0,0,0,.7);
  min-width: 0; max-width: 100%; overflow-wrap: anywhere;
}
.record .rec-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-bottom: .75rem; margin-bottom: .75rem; border-bottom: var(--hair-ink); }
.record .rec-title { color: #fff; font-weight: 500; letter-spacing: .02em; }
.record dl { display: grid; grid-template-columns: auto 1fr; gap: .3rem .9rem; margin: 0; }
.record dt { color: var(--slate-2); }
.record dd { margin: 0; color: var(--bone); word-break: break-all; }
.record .digest { color: var(--amber); }
.verdict { display: inline-flex; align-items: center; gap: .45em; font-weight: 700; padding: .2em .6em; border-radius: 999px; font-size: .85em; }
.verdict--pass { color: #bfe6d3; background: color-mix(in srgb, var(--pass) 45%, transparent); }
.verdict--fail { color: #f3c3bd; background: color-mix(in srgb, var(--fail) 55%, transparent); }
.rec-foot { margin-top: .9rem; padding-top: .75rem; border-top: var(--hair-ink); display: flex; gap: .75rem; align-items: center; flex-wrap: wrap; }
.byte-toggle {
  font-family: var(--font-mono); font-size: var(--step--1);
  background: transparent; color: var(--bone);
  border: 1px solid color-mix(in srgb, var(--bone) 35%, transparent);
  border-radius: var(--radius); padding: .4em .7em; cursor: pointer;
}
.byte-toggle:hover { border-color: var(--amber); color: var(--amber); }

.verify-disclosure { width: 100%; margin-top: .6rem; }
.verify-disclosure summary {
  font-family: var(--font-mono); font-size: var(--step--1);
  color: var(--bone); cursor: pointer; list-style: none;
  display: inline-flex; align-items: center; gap: .4em;
  border: 1px solid color-mix(in srgb, var(--bone) 35%, transparent);
  border-radius: var(--radius); padding: .4em .7em;
}
.verify-disclosure summary::-webkit-details-marker { display: none; }
.verify-disclosure summary:hover,
.verify-disclosure[open] summary { border-color: var(--amber); color: var(--amber); }
.verify-disclosure-body { margin-top: .75rem; padding-top: .75rem; border-top: var(--hair-ink); display: grid; gap: .6rem; }
.verify-disclosure-body .muted { font-size: var(--step--1); }
.record .btn--ghost { color: var(--bone); border-color: color-mix(in srgb, var(--bone) 40%, transparent); }
.record .btn--ghost:hover { border-color: var(--amber); color: var(--amber); }
.btn--sm { padding: .4em .75em; }
.pending-link { color: var(--slate-2); border-bottom: 1px dashed var(--slate); text-decoration: none; }
.pending-link:hover { color: var(--amber); border-color: var(--amber); }

/* ---- generic cards / grids ---- */
.grid { display: grid; gap: clamp(1rem, 2.5vw, 1.5rem); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr)); }
.card {
  background: color-mix(in srgb, var(--paper) 60%, #fff);
  border: var(--hair); border-radius: 8px; padding: 1.5rem;
  display: flex; flex-direction: column; gap: .6rem;
}
.ink .card { background: var(--ink-2); border: var(--hair-ink); }
.card h3 { font-size: var(--step-1); }
.card .card-tag { font-family: var(--font-mono); font-size: var(--step--1); color: var(--slate); }

/* ---- badges (the boundary, made visible) ---- */
.badge {
  display: inline-flex; align-items: center; justify-content: center; gap: .45em;
  align-self: flex-start; max-width: 100%;
  font-family: var(--font-mono); font-size: .72rem; font-weight: 500;
  letter-spacing: .04em; padding: .3em .8em; border-radius: 999px;
  white-space: normal; text-align: center; text-wrap: balance;
}
.badge--foundation { color: var(--slate); border: 1px solid color-mix(in srgb, var(--slate) 55%, transparent); background: transparent; }
.ink .badge--foundation { color: var(--slate-2); border-color: color-mix(in srgb, var(--slate-2) 45%, transparent); }
.badge--company { color: var(--amber-deep); border: 1px solid var(--amber); background: color-mix(in srgb, var(--amber) 12%, transparent); }
.badge--company::before { content: "✓"; color: var(--amber-deep); font-weight: 700; }
.badge--paid { color: #201400; border: 1px solid var(--amber); background: var(--amber); font-weight: 700; }

/* ---- problem: three beats ---- */
.beats { display: grid; gap: clamp(1.25rem, 3vw, 2rem); }
@media (min-width: 760px) { .beats { grid-template-columns: repeat(3, 1fr); } }
.beat { border-top: 2px solid var(--amber); padding-top: 1rem; }
.beat h3 { font-size: var(--step-1); margin-bottom: .4rem; }

/* ---- how it works: 5-step flow (real sequence → numbers allowed) ---- */
.flow { display: grid; gap: 1rem; counter-reset: step; }
@media (min-width: 980px) { .flow { grid-template-columns: repeat(5, 1fr); align-items: start; } }
.flow-step { position: relative; padding: 1.1rem 1rem; background: var(--ink-2); border: var(--hair-ink); border-radius: 8px; }
.flow-step .n { font-family: var(--font-mono); font-weight: 700; color: var(--amber); font-size: .8rem; }
.flow-step h3 { color: #fff; font-size: var(--step-0); margin: .35rem 0; }
.flow-step p { font-size: var(--step--1); color: var(--slate-2); }
@media (min-width: 980px) {
  .flow-step:not(:last-child)::after {
    content: "→"; position: absolute; right: -0.95rem; top: 1.1rem;
    color: var(--amber); font-family: var(--font-mono); z-index: 1;
  }
}

/* ---- callout ---- */
.callout {
  border-left: 3px solid var(--amber); background: var(--ink-2);
  padding: 1.25rem 1.5rem; border-radius: 0 8px 8px 0; color: var(--bone);
}
.callout p { max-width: 60ch; }

/* ---- layers (NOT a sequence → no numbers) ---- */
.layer { border: var(--hair); border-radius: 8px; padding: 1.5rem; background: color-mix(in srgb, var(--paper) 60%, #fff); }
.layer .layer-k { font-family: var(--font-mono); font-size: var(--step--1); color: var(--amber-deep); letter-spacing: .04em; }
.layer h3 { font-size: var(--step-1); margin: .35rem 0 .6rem; }
.layer .out-links { margin-top: .75rem; font-family: var(--font-mono); font-size: var(--step--1); }
.layer .out-links a { color: var(--amber-deep); }

/* ---- deployment items ---- */
.deploy { display: grid; gap: 1.25rem; }
.deploy-item { display: grid; gap: .4rem; padding-block: 1.25rem; border-top: var(--hair); }
.deploy-item h3 { font-size: var(--step-1); }
.deploy-item .confirm { font-family: var(--font-mono); font-size: .72rem; color: var(--fail); }

/* ---- pull-quote (manifesto excerpt) ---- */
.pull { font-size: var(--step-2); line-height: 1.25; font-weight: 600; max-width: 24ch; }
.pull-list { list-style: none; padding: 0; display: grid; gap: 1.1rem; }
.pull-list li { padding-left: 1.4rem; position: relative; max-width: 60ch; }
.pull-list li::before { content: "→"; position: absolute; left: 0; color: var(--amber); font-family: var(--font-mono); }

/* ---- email signup ---- */
.signup { display: flex; gap: .6rem; flex-wrap: wrap; max-width: 30rem; }
.signup input[type="email"] {
  flex: 1 1 14rem; font-family: var(--font-mono); font-size: var(--step--1);
  padding: .7em .9em; border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--slate) 55%, transparent);
  background: #fff; color: var(--ink);
}
.ink .signup input[type="email"] { background: var(--ink-2); color: var(--bone); border-color: color-mix(in srgb, var(--bone) 30%, transparent); }

/* ---- footer ---- */
.site-footer { background: var(--ink); color: var(--bone); padding-block: clamp(2.5rem, 5vw, 4rem); }
.foot-grid { display: grid; gap: 2rem; }
@media (min-width: 760px) { .foot-grid { grid-template-columns: 1.2fr 1fr 1fr; } }
.foot-col h4 { font-family: var(--font-mono); font-size: var(--step--1); letter-spacing: .1em; text-transform: uppercase; color: var(--slate-2); font-weight: 500; margin-bottom: .9rem; }
.foot-col ul { list-style: none; padding: 0; display: grid; gap: .5rem; }
.foot-col a { color: var(--bone); text-decoration: none; font-size: var(--step--1); }
.foot-col a:hover { color: var(--amber); }
.foot-clause { margin-top: 2.5rem; padding-top: 1.5rem; border-top: var(--hair-ink); font-family: var(--font-mono); font-size: var(--step--1); color: var(--slate-2); display: flex; gap: 1rem; flex-wrap: wrap; justify-content: space-between; }
.foot-clause .clause-pair b { color: var(--amber); font-weight: 500; }

/* ---- utilities ---- */
.center { text-align: center; }
.divider { height: 1px; background: color-mix(in srgb, var(--slate) 35%, transparent); border: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.anchor-offset { scroll-margin-top: 5rem; }
.tag-note { font-family: var(--font-mono); font-size: .72rem; color: var(--fail); }

/* one-line event banner (home page, above the header) */
.event-banner { background: var(--ink); color: var(--bone); font-family: var(--font-mono); font-size: var(--step--1); text-align: center; padding: .5rem 1rem; }
.event-banner a { color: var(--amber); }