/* ==========================================================================
   SunDocket — site-wide styles
   Canonical home of all brand tokens (see HANDOFF.md § Canonical sources).
   Palette hex values are duplicated BY DESIGN in assets/logo.svg and
   assets/favicon.svg (SVGs used as <img>/favicon cannot read CSS vars) —
   change a color here, re-export both SVGs.
   ========================================================================== */

:root {
  /* Color — deep slate/navy ink, solar amber, paper white */
  --ink:        #16233A;   /* near-navy base: dark sections, headings, footer */
  --ink-2:      #22334F;   /* lifted navy: cards on dark, hover states */
  --ink-3:      #3E4C63;   /* secondary text on paper */
  --paper:      #FCFBF8;   /* page ground */
  --card:       #FFFFFF;   /* raised surfaces on paper */
  --line:       #DDDCD4;   /* hairlines on paper */
  --line-dark:  #33445F;   /* hairlines on ink */
  --amber:      #EDA512;   /* solar amber: accents, primary CTA */
  --amber-deep: #B87A00;   /* amber legible as TEXT on paper (AA) */
  --amber-wash: #FBF3E0;   /* amber-tinted strip/banner background */
  --ok:         #2E7D46;   /* checklist affirmatives */

  /* Text on --ink backgrounds. Contrast vs #16233A is noted per token;
     WCAG AA needs 4.5:1 for small text, which all of these clear. */
  --on-ink:       #E9EDF3; /* body copy on dark      — 14.6:1 */
  --on-ink-label: #C7D2E2; /* form labels, micro mono — 10.3:1 */
  --on-ink-muted: #A9B6CB; /* secondary/muted on dark —  7.7:1 */

  /* Type — system stacks; mono is the brand's utility voice */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas,
               "Liberation Mono", monospace;

  /* Scale */
  --fs-hero:  clamp(2.1rem, 5.2vw, 3.4rem);
  --fs-h2:    clamp(1.5rem, 3vw, 2.1rem);
  --fs-h3:    1.17rem;
  --fs-body:  1rem;
  --fs-small: 0.875rem;
  --fs-micro: 0.78rem;

  /* Rhythm */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.75rem;
  --space-5: 3rem;
  --space-6: 5rem;
  --radius:  6px;
  --measure: 62ch;
  --site-w:  1080px;
}

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */
* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

/* Anchor targets land below the 64px sticky header, not under it */
[id] { scroll-margin-top: 84px; }

body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }

a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--amber-deep);
  outline-offset: 2px;
}

.wrap {
  max-width: var(--site-w);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

/* Skip link: visually hidden until keyboard focus */
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--ink); color: #FFFFFF; font-family: var(--font-mono);
  font-size: var(--fs-small); padding: 0.6rem 1rem; border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { left: 0; }

/* --------------------------------------------------------------------------
   Early-access banner (sitewide, above header)
   -------------------------------------------------------------------------- */
.ea-banner {
  background: var(--amber-wash);
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.02em;
  color: var(--ink);
  text-align: center;
  padding: 0.45rem var(--space-3);
}
.ea-banner strong { color: var(--amber-deep); }

/* --------------------------------------------------------------------------
   Header / nav
   -------------------------------------------------------------------------- */
.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 64px;
}
.logo-link { display: inline-flex; align-items: center; }
.logo-link img { height: 26px; width: auto; }

.site-nav { display: flex; align-items: center; gap: var(--space-4); }
.site-nav a {
  text-decoration: none;
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--ink-3);
}
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }
.site-nav a[aria-current="page"] { box-shadow: 0 2px 0 0 var(--amber); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  padding: 0.4rem 0.7rem;
  cursor: pointer;
  color: var(--ink);
}

/* --------------------------------------------------------------------------
   Form-header eyebrow — the signature device. Every section opens like the
   header block of a utility filing: mono form number + title, hairline rule,
   right-aligned annotation.
   -------------------------------------------------------------------------- */
.form-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  border-bottom: 2px solid var(--ink);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-4);
}
.form-head .form-no {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 600;      /* also normalizes h2.form-no (heading-level eyebrows) */
  line-height: 1.6;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-deep);
  margin: 0;
}
.form-head .form-note {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  color: var(--ink-3);
  text-align: right;
  white-space: nowrap;
}
.on-dark .form-head { border-bottom-color: var(--amber); }
.on-dark .form-head .form-no { color: var(--amber); }
.on-dark .form-head .form-note { color: #A9B6CB; }

/* --------------------------------------------------------------------------
   Type
   -------------------------------------------------------------------------- */
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.015em; font-weight: 700; }
h1 { font-size: var(--fs-hero); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

.lede { font-size: 1.15rem; color: var(--ink-3); max-width: var(--measure); }
.measure { max-width: var(--measure); }
.small { font-size: var(--fs-small); color: var(--ink-3); }
.mono  { font-family: var(--font-mono); }

/* --------------------------------------------------------------------------
   Stamp badges — status marks set like inspection stamps: bordered mono caps.
   -------------------------------------------------------------------------- */
.stamp {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1.5px solid currentColor;
  border-radius: 3px;
  padding: 0.15rem 0.55rem;
  color: var(--amber-deep);
}
.stamp--dev    { color: var(--ink-3); }
.stamp--sample { color: var(--amber-deep); background: var(--amber-wash); }
.on-dark .stamp { color: var(--amber); }

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */
.section { padding-block: var(--space-6); }
.section--tight { padding-block: var(--space-5); }

.on-dark {
  background: var(--ink);
  color: #E9EDF3;
}
.on-dark h1, .on-dark h2, .on-dark h3 { color: #FFFFFF; }
.on-dark .lede, .on-dark .small { color: #A9B6CB; }

/* Hero */
.hero { padding-block: var(--space-6); }
.hero .stamp { margin-bottom: var(--space-3); }
.hero h1 { max-width: 21ch; margin-bottom: var(--space-3); }
.hero .lede { margin-bottom: var(--space-4); }
.hero-ctas { display: flex; flex-wrap: wrap; gap: var(--space-3); }

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--fs-small);
  text-decoration: none;
  border-radius: var(--radius);
  padding: 0.75rem 1.4rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background-color 120ms ease, color 120ms ease, border-color 120ms ease;
}
.btn--primary { background: var(--amber); color: var(--ink); }
.btn--primary:hover { background: #D99400; }
.btn--ghost { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn--ghost:hover { background: var(--ink); color: var(--paper); }
.on-dark .btn--ghost { border-color: #E9EDF3; color: #E9EDF3; }
.on-dark .btn--ghost:hover { background: #E9EDF3; color: var(--ink); }

/* --------------------------------------------------------------------------
   Cards & grids
   -------------------------------------------------------------------------- */
.grid { display: grid; gap: var(--space-3); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--space-4);
}
.card h3 { margin-bottom: var(--space-2); }
.card .stamp { margin-bottom: var(--space-3); }
.card p { font-size: var(--fs-small); color: var(--ink-3); }
.on-dark .card { background: var(--ink-2); border-color: var(--line-dark); }
.on-dark .card p { color: #A9B6CB; }

/* --------------------------------------------------------------------------
   Checklist — drawn checkboxes, the packet motif
   -------------------------------------------------------------------------- */
.checklist { list-style: none; }
.checklist li {
  position: relative;
  padding-left: 2rem;
  margin-bottom: var(--space-2);
  font-size: var(--fs-small);
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.18em;
  width: 0.95em; height: 0.95em;
  border: 1.5px solid var(--ink-3);
  border-radius: 2px;
  background: var(--card);
}
.checklist li.checked::before { border-color: var(--ok); }
.checklist li.checked::after {
  content: "";
  position: absolute;
  left: 0.22em; top: 0.28em;
  width: 0.5em; height: 0.28em;
  border-left: 2px solid var(--ok);
  border-bottom: 2px solid var(--ok);
  transform: rotate(-45deg);
}

/* --------------------------------------------------------------------------
   Pricing
   -------------------------------------------------------------------------- */
.price-note {
  background: var(--amber-wash);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  padding: var(--space-3);
  margin-bottom: var(--space-4);
}
.tier { display: flex; flex-direction: column; }
.tier .tier-name {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-deep);
  margin-bottom: var(--space-2);
}
.tier .tier-price { font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; }
.tier .tier-price small { font-size: var(--fs-small); font-weight: 400; color: var(--ink-3); }
.tier .tier-meta { font-size: var(--fs-small); color: var(--ink-3); margin-bottom: var(--space-3); }
.tier .checklist { margin-top: auto; }

/* --------------------------------------------------------------------------
   Stepper (wizard mock on how-it-works)
   -------------------------------------------------------------------------- */
.stepper { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.stepper-tabs { display: flex; border-bottom: 1px solid var(--line); overflow-x: auto; }
.stepper-tab {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.8rem 1rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--ink-3);
  cursor: pointer;
  white-space: nowrap;
}
.stepper-tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--amber); }
.stepper-panel { padding: var(--space-4); }
.stepper-panel[hidden] { display: none; }

/* Mock form fields inside the stepper */
.mockfield { margin-bottom: var(--space-3); }
.mockfield label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: var(--space-1);
}
.mockfield input, .mockfield select {
  width: 100%;
  font-family: var(--font-sans);
  font-size: var(--fs-small);
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.6rem 0.8rem;
}

/* --------------------------------------------------------------------------
   Real form (design-partners) — same field language, live inputs
   -------------------------------------------------------------------------- */
.form-grid { display: grid; gap: var(--space-3); grid-template-columns: repeat(2, 1fr); }
.form-grid .full { grid-column: 1 / -1; }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: var(--space-1);
}
.field input, .field select, .field textarea {
  width: 100%;
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.65rem 0.85rem;
}
.field textarea { min-height: 6rem; resize: vertical; }

/* The design-partner form sits in an .on-dark section: labels and helper text
   must be light or they fall to ~1.8:1 against the navy. */
.on-dark .field label { color: var(--on-ink-label); }
.on-dark .form-grid .small { color: var(--on-ink-muted); }
.on-dark .field input,
.on-dark .field select,
.on-dark .field textarea { border-color: var(--line-dark); }

/* Honeypot — must be reachable by bots, invisible to people */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Form status messages */
.form-status {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  margin-top: var(--space-2);
  min-height: 1.4em;
}
.form-status:empty { display: none; }
.form-status--ok    { color: var(--ok); }
.form-status--error { color: #C2451E; }
.form-status--note  { color: var(--ink-3); }
.on-dark .form-status--ok    { color: #7BD69B; }
.on-dark .form-status--error { color: #FF9E7A; }
.on-dark .form-status--note  { color: #A9B6CB; }

/* --------------------------------------------------------------------------
   Wiki article
   -------------------------------------------------------------------------- */
.wiki-article { max-width: 760px; margin-inline: auto; }
.wiki-article h2 { margin-top: var(--space-5); margin-bottom: var(--space-3); }
.wiki-article h3 { margin-top: var(--space-4); margin-bottom: var(--space-2); }
.wiki-article p, .wiki-article li { max-width: var(--measure); }
.wiki-article p { margin-bottom: var(--space-3); }
.wiki-article ul, .wiki-article ol { padding-left: 1.4rem; margin-bottom: var(--space-3); }
.wiki-article li { margin-bottom: var(--space-1); }

.wiki-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  color: var(--ink-3);
  margin-block: var(--space-3);
}

.verify-flag {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  color: var(--amber-deep);
}

.wiki-table { width: 100%; border-collapse: collapse; font-size: var(--fs-small); margin-bottom: var(--space-3); }
.wiki-table th, .wiki-table td {
  text-align: left;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  vertical-align: top;
}
.wiki-table th {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--paper);
}
.table-scroll { overflow-x: auto; }

.changelog { font-family: var(--font-mono); font-size: var(--fs-small); }
.changelog li { list-style: none; padding-left: 0; margin-bottom: var(--space-2); }
.changelog time { color: var(--amber-deep); margin-right: var(--space-2); }

.sources { font-size: var(--fs-small); color: var(--ink-3); }
.sources li { margin-bottom: var(--space-1); overflow-wrap: anywhere; }

.disclaimer {
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  background: var(--card);
  border-radius: var(--radius);
  font-size: var(--fs-small);
  color: var(--ink-3);
  padding: var(--space-3);
  margin-block: var(--space-4);
}

/* On-this-page ToC for wiki articles */
.toc { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2) var(--space-3);
  font-family: var(--font-mono); font-size: var(--fs-micro); letter-spacing: 0.04em;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--card);
  padding: var(--space-2) var(--space-3); margin-block: var(--space-3) var(--space-4); }
.toc a { color: var(--amber-deep); text-decoration: none; }
.toc a:hover { text-decoration: underline; }
.toc .btn { margin-left: auto; }

/* Breadcrumbs on wiki articles */
.crumbs {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.06em;
  color: var(--ink-3);
  margin-bottom: var(--space-3);
}
.crumbs a { color: var(--amber-deep); text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }

/* Inline light-capture forms (change alerts, launch list, utility requests) */
.subscribe { border: 1px solid var(--line); border-left: 3px solid var(--amber); background: var(--card); border-radius: var(--radius); padding: var(--space-3) var(--space-4); margin-block: var(--space-4); }
.subscribe h3 { margin-bottom: var(--space-1); font-size: 1rem; }
.subscribe p.small { margin-bottom: var(--space-2); }
.subscribe-row { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.subscribe-row input[type="email"], .subscribe-row select, .subscribe-row input[type="text"] {
  flex: 1 1 220px; font-family: var(--font-sans); font-size: var(--fs-small);
  color: var(--ink); background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 0.6rem 0.8rem;
}
.subscribe-row .btn { padding: 0.6rem 1.1rem; }
.on-dark .subscribe { background: var(--ink-2); border-color: var(--line-dark); border-left-color: var(--amber); }
.on-dark .subscribe-row input, .on-dark .subscribe-row select { background: var(--ink); color: var(--on-ink); border-color: var(--line-dark); }

/* Print attribution: hidden on screen, appears on paper */
.print-footer { display: none; }
@media print {
  .print-footer { display: block; font-family: var(--font-mono); font-size: 10px; border-top: 1px solid #000; margin-top: 16px; padding-top: 6px; }
  .subscribe, .crumbs, .bridge, .toc { display: none !important; }
}

/* Wiki hub cards */
.utility-card { text-decoration: none; transition: border-color 120ms ease; }
.utility-card:hover { border-color: var(--ink-3); }
.utility-card .mono-sub { font-family: var(--font-mono); font-size: var(--fs-micro); color: var(--ink-3); }
.utility-card--pending { opacity: 0.75; }

/* Product-preview mock frames: styled panels that LOOK like UI but are inert.
   Always paired with the "illustrative mockup" stamp — never remove it. */
.mockframe { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); overflow: hidden; }
.mockframe-bar { display: flex; align-items: center; gap: var(--space-2);
  background: var(--ink); color: var(--on-ink-muted);
  font-family: var(--font-mono); font-size: var(--fs-micro); padding: 0.5rem var(--space-3); }
.mockframe-bar .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--line-dark); }
.mockframe-body { padding: var(--space-4); }
.mockframe-body .mockrow { display: flex; justify-content: space-between; gap: var(--space-3);
  border-bottom: 1px solid var(--line); padding-block: var(--space-2);
  font-size: var(--fs-small); }
.mockframe-body .mockrow .mono { color: var(--ink-3); }
.mock-note { font-family: var(--font-mono); font-size: var(--fs-micro); color: var(--amber-deep); margin-top: var(--space-2); }

/* --------------------------------------------------------------------------
   Honesty box (out-of-scope) & FAQ
   -------------------------------------------------------------------------- */
.honesty {
  border: 1.5px dashed var(--ink-3);
  border-radius: var(--radius);
  padding: var(--space-4);
  background: var(--card);
}
.honesty h3 { margin-bottom: var(--space-2); }
.honesty li { font-size: var(--fs-small); color: var(--ink-3); }

.faq details { border-bottom: 1px solid var(--line); padding-block: var(--space-3); }
.faq summary { font-weight: 600; cursor: pointer; }
.faq details p { margin-top: var(--space-2); font-size: var(--fs-small); color: var(--ink-3); max-width: var(--measure); }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--ink);
  color: #A9B6CB;
  padding-block: var(--space-5);
  font-size: var(--fs-small);
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  align-items: flex-start;
}
.site-footer a { color: #E9EDF3; }
.footer-disclaim {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  max-width: 44ch;
}

/* --------------------------------------------------------------------------
   Motion — one orchestrated hero reveal; nothing else moves on its own
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(10px); animation: reveal 500ms ease-out forwards; }
  .reveal:nth-child(2) { animation-delay: 90ms; }
  .reveal:nth-child(3) { animation-delay: 180ms; }
  .reveal:nth-child(4) { animation-delay: 270ms; }
  @keyframes reveal { to { opacity: 1; transform: none; } }
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 860px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-head { flex-direction: column; gap: var(--space-1); }
  .form-head .form-note { text-align: left; white-space: normal; }

  .nav-toggle { display: inline-block; }
  .site-nav {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: var(--space-3) var(--space-4);
  }
  .site-nav.open { display: flex; }
}

/* --------------------------------------------------------------------------
   Print — wiki pages get printed and stapled to real packets
   -------------------------------------------------------------------------- */
@media print {
  .ea-banner, .site-header, .site-footer, .btn, .hero-ctas { display: none !important; }
  body { background: #fff; color: #000; }
  .wiki-article { max-width: none; }
  a { text-decoration: none; color: #000; }
  .sources a::after { content: " (" attr(href) ")"; font-size: 0.8em; }
}