/* ==========================================================================
   Under Paid Claim LLC — design system
   Built to UPC_Website_Design_Specification.md v1.0 (approved 2026-09-20)
   Tokens are §15 verbatim. Components are §9. Breakpoints are §10.
   ========================================================================== */

:root {
  color-scheme: light;

  /* §15 color */
  --color-ink: #05070a;
  --color-brand-blue: #063764;
  --color-navy-950: #020a13;
  --color-navy-900: #05192d;
  --color-navy-800: #082d4f;
  --color-navy-700: #0a416f;
  --color-red-700: #a70008;
  --color-red-600: #d00812;
  --color-red-500: #ef1019;
  --color-white: #ffffff;
  --color-paper: #f7f8f9;
  --color-steel-200: #dbe2e8;
  --color-steel-400: #9aa9b5;
  --color-steel-700: #335f80;

  /* §15 type */
  --font-display: Georgia, "Times New Roman", Times, serif;
  --font-body: Arial, Helvetica, sans-serif;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: clamp(1.05rem, 1.4vw, 1.25rem);
  --text-xl: clamp(1.7rem, 3vw, 2.6rem);
  --text-2xl: clamp(2.5rem, 6.2vw, 5.9rem);
  --text-hero: clamp(3.55rem, 9.4vw, 9.25rem);

  /* §15 space */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --space-7: clamp(5.5rem, 10vw, 10rem);

  --radius-pill: 999px;
  --content: 92rem;
  --copy: 43rem;
  --ease: 220ms ease;

  --rule: rgba(6, 55, 100, 0.2);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--color-white);
  color: var(--color-brand-blue);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-weight: 400; }

/* --------------------------------------------------------------------------
   Primitives
   -------------------------------------------------------------------------- */

.shell {
  width: 100%;
  max-width: var(--content);
  margin-inline: auto;
  padding-inline: var(--space-2);
}

.display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.057em;
  line-height: 0.95;
  text-wrap: balance;
}

.display em { font-style: italic; letter-spacing: -0.045em; }

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  line-height: 1.3;
  margin: 0;
}

.lede {
  font-size: var(--text-lg);
  line-height: 1.55;
  color: var(--color-steel-700);
}

.prose {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: var(--copy);
  color: var(--color-steel-700);
}

.prose strong { color: var(--color-brand-blue); }

.prose a { color: var(--color-brand-blue); text-decoration: underline; }

.section { padding-block: var(--space-7); }

.section--paper {
  background: var(--color-paper);
  border-block: 1px solid var(--color-steel-200);
}

/* §9.1 / §9.2 buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding-inline: 1.2rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  background: var(--color-brand-blue);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--ease), transform var(--ease);
}

.btn:hover { background: var(--color-red-600); transform: translateY(-2px); }

.btn--on-dark { background: var(--color-white); color: var(--color-navy-950); }
.btn--on-dark:hover { background: var(--color-red-500); color: var(--color-white); }

.btn--ghost {
  background: transparent;
  color: var(--color-brand-blue);
  border-color: var(--color-brand-blue);
}

.btn--ghost:hover {
  background: var(--color-red-600);
  border-color: var(--color-red-600);
  color: var(--color-white);
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--color-red-500);
  outline-offset: 4px;
}

.skip-link {
  position: absolute;
  left: var(--space-2);
  top: -4rem;
  z-index: 20;
  padding: 0.75rem 1.2rem;
  background: var(--color-brand-blue);
  color: var(--color-white);
  font-size: var(--text-sm);
  font-weight: 700;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: top var(--ease);
}

.skip-link:focus-visible { top: var(--space-2); }

/* Evidence text — the retired mono role, per CLAUDE.md */

.evidence {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  line-height: 1.8;
}

.evidence-block {
  background: var(--color-paper);
  border-top: 2px solid var(--color-red-600);
  border-bottom: 1px solid var(--color-steel-200);
  padding: var(--space-4);
}

.todo {
  display: inline-block;
  border: 1px dashed var(--color-red-500);
  color: var(--color-red-500);
  padding: 0.1rem 0.45rem;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  margin-bottom: 0.35rem;
}

/* Photo slots — workflow rule 4: visible placeholder, never stock */

.slot {
  background: var(--color-navy-900);
  border: 1px dashed var(--color-steel-400);
  aspect-ratio: 3 / 2;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4);
  text-align: center;
  color: var(--color-white);
}

.slot__id {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-red-500);
}

.slot__brief {
  font-size: var(--text-sm);
  color: var(--color-steel-400);
  max-width: 34ch;
  line-height: 1.5;
}

figure { margin: 0; }

.caption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-steel-700);
}

/* --------------------------------------------------------------------------
   §8.1 Compliance strip
   -------------------------------------------------------------------------- */

.compliance { background: var(--color-navy-900); color: var(--color-white); }

.compliance .shell { padding-block: 0.6rem; text-align: center; }

.compliance p {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   §8.2 Header
   -------------------------------------------------------------------------- */

.masthead { background: var(--color-white); border-bottom: 1px solid var(--color-steel-200); }

.masthead .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: var(--space-2);
}

.masthead__logo { display: inline-block; line-height: 0; padding: 6px; margin: -6px; }
.masthead__logo img { width: 138px; height: auto; }

.mainnav { display: flex; gap: var(--space-4); }

.mainnav a {
  font-size: var(--text-sm);
  font-weight: 700;
  text-decoration: none;
  padding-block: 0.25rem;
  transition: color var(--ease);
}

.mainnav a:hover { color: var(--color-red-600); }

.mainnav a[aria-current="page"] {
  border-bottom: 2px solid var(--color-red-600);
}

/* --------------------------------------------------------------------------
   §8.6 Metrics strip
   -------------------------------------------------------------------------- */

.metrics__strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--color-steel-200);
}

.metric {
  padding: var(--space-5) var(--space-4);
  text-align: center;
  border-left: 1px solid var(--color-steel-200);
}

.metric:first-child { border-left: 0; }

.metric__value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  letter-spacing: -0.057em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.metric__label { margin-top: var(--space-2); font-size: var(--text-sm); color: var(--color-steel-700); }

/* --------------------------------------------------------------------------
   §9.3 Process card
   -------------------------------------------------------------------------- */

.card {
  background: var(--color-white);
  border: 1px solid var(--color-steel-200);
  padding: var(--space-4) var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.card__number {
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid var(--color-red-600);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-red-600);
  font-size: var(--text-sm);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.card p { font-size: var(--text-base); color: var(--color-steel-700); }

/* --------------------------------------------------------------------------
   §8.8 Final statement / action
   -------------------------------------------------------------------------- */

.final { background: var(--color-navy-950); color: var(--color-white); }

.final__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  text-align: center;
}

.final__eyebrow { color: var(--color-red-500); }

.final__statement { font-size: var(--text-2xl); max-width: 18ch; }

.final p.lede { color: var(--color-steel-400); max-width: 36rem; }

.final__secondary {
  font-size: var(--text-sm);
  color: var(--color-steel-400);
}

.final__secondary a { color: var(--color-white); }

/* --------------------------------------------------------------------------
   §8.9 Footer
   -------------------------------------------------------------------------- */

.sitefoot {
  background: var(--color-navy-950);
  color: var(--color-white);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-block: var(--space-6);
}

.sitefoot__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }

.sitefoot__name {
  font-family: var(--font-display);
  font-size: 1.75rem;
  letter-spacing: -0.045em;
  line-height: 1.1;
}

.sitefoot__descriptor {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-steel-400);
  max-width: 24rem;
}

.sitefoot__contact { margin-top: var(--space-3); font-size: var(--text-sm); color: var(--color-steel-400); }
.sitefoot__contact a { color: var(--color-white); text-decoration: underline; }

.sitefoot__legal {
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-steel-400);
  max-width: 34rem;
}

.sitefoot__license {
  color: var(--color-white);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.sitefoot__links { margin-top: var(--space-3); font-size: var(--text-xs); }
.sitefoot__links a { color: var(--color-steel-400); }

/* --------------------------------------------------------------------------
   §16 Interior page components
   -------------------------------------------------------------------------- */

.opener { padding-block: var(--space-7) var(--space-6); }

.opener__grid {
  display: grid;
  grid-template-columns: 35fr 65fr;
  gap: var(--space-6);
  align-items: start;
}

.opener__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 30ch;
}

.opener__title { font-size: var(--text-2xl); }
.opener__lede { max-width: var(--copy); }

/* Asymmetric body section: heading left at ~35%, copy right at ~65% */

.split {
  display: grid;
  grid-template-columns: 35fr 65fr;
  gap: var(--space-6);
  align-items: start;
  padding-block: var(--space-6);
  border-top: 1px solid var(--rule);
}

.split__heading { font-size: var(--text-xl); max-width: 14ch; }
.split__eyebrow { margin-bottom: var(--space-2); }

.section-heading {
  font-size: var(--text-xl);
  max-width: 20ch;
  margin-bottom: var(--space-5);
}

.list {
  margin: 0;
  padding-left: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  color: var(--color-steel-700);
}

.list li::marker { color: var(--color-red-600); }

/* Statutory / evidence callout */

.statute {
  margin-top: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--color-paper);
  border-top: 2px solid var(--color-red-600);
  border-bottom: 1px solid var(--color-steel-200);
  color: var(--color-brand-blue);
}

.statute__cite { color: var(--color-red-700); }

/* Labelled definition rows */

.definitions { display: flex; flex-direction: column; }

.definition {
  display: grid;
  grid-template-columns: 18rem 1fr;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-top: 1px solid var(--color-steel-200);
  align-items: start;
}

.definition:first-child { border-top: 0; padding-top: 0; }

.definition__term {
  font-family: var(--font-display);
  font-size: 1.375rem;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.definition__term--negative { color: var(--color-red-700); }
.definition__body { color: var(--color-steel-700); }

/* License block */

.license {
  display: grid;
  grid-template-columns: 35fr 65fr;
  gap: var(--space-6);
  align-items: start;
}

.license__block {
  background: var(--color-white);
  border-top: 2px solid var(--color-red-600);
  border-bottom: 1px solid var(--color-steel-200);
  padding: var(--space-4);
}

.license__block p { margin: 0; }
.license__name { color: var(--color-brand-blue); }
.license__meta { color: var(--color-steel-700); }

.license__notes {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-4);
  color: var(--color-steel-700);
}

/* FAQ — static, every answer visible */

.faq { display: flex; flex-direction: column; }

.faq__item {
  padding-block: var(--space-4);
  border-top: 1px solid var(--color-steel-200);
  display: grid;
  grid-template-columns: 24rem 1fr;
  gap: var(--space-4);
  align-items: start;
}

.faq__item:first-child { border-top: 0; padding-top: 0; }

.faq__q {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.faq__a { color: var(--color-steel-700); }

/* Sub-blocks inside a prose column — partial / full / reopened */

.subclaim {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-left: var(--space-3);
  border-left: 2px solid var(--color-steel-200);
}

.subclaim__term {
  font-weight: 700;
  color: var(--color-brand-blue);
}

/* --------------------------------------------------------------------------
   Page-specific sections
   -------------------------------------------------------------------------- */

/* Home — §8.3 hero */

.hero {
  background: var(--color-white);
  min-height: calc(100vh - 148px);
  display: flex;
  align-items: center;
  padding-block: var(--space-6);
}

.hero__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  text-align: center;
}

.hero__title { font-size: var(--text-hero); line-height: 0.88; max-width: 14ch; }
.hero__lede { max-width: 38rem; }

.hero__accent {
  width: 1px;
  height: var(--space-5);
  background: var(--color-red-600);
  margin-top: var(--space-1);
}

/* Home — §8.4 commitment */

.commitment__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  text-align: center;
}

.commitment__statement { font-size: var(--text-2xl); max-width: 22ch; }
.commitment .lede { max-width: var(--copy); }

/* Home — §8.5 brand story */

.story__grid {
  display: grid;
  grid-template-columns: 35fr 65fr;
  gap: var(--space-6);
  align-items: center;
}

.story__text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

.story__heading { font-size: var(--text-xl); max-width: 16ch; }
.story__text .btn { margin-top: var(--space-1); }

/* Home — §8.6 metrics wrapper */

.metrics { padding-block: 0 var(--space-7); }

/* Home — §8.7 process */

.process__head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  align-items: end;
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--rule);
}

.process__heading { font-size: var(--text-xl); max-width: 14ch; }
.process__eyebrow { margin-bottom: var(--space-3); }

.process__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-6);
}

/* Services — denial sub-blocks */

.subclaims { display: flex; flex-direction: column; gap: var(--space-3); }

/* Legal pages */

.legal { padding-block: var(--space-7) var(--space-6); }

.legal__head {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: var(--copy);
}

.legal__title { font-size: var(--text-xl); max-width: 16ch; }

.legal__date {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-red-700);
}

.legal__body {
  max-width: var(--copy);
  display: flex;
  flex-direction: column;
}

.clause {
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-steel-200);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.clause h2 {
  font-family: var(--font-display);
  font-size: 1.625rem;
  letter-spacing: -0.035em;
  line-height: 1.15;
}

.clause p { color: var(--color-steel-700); }
.clause strong { color: var(--color-brand-blue); }
.clause a { color: var(--color-brand-blue); text-decoration: underline; }

.contact-block {
  background: var(--color-paper);
  border-top: 2px solid var(--color-red-600);
  border-bottom: 1px solid var(--color-steel-200);
  padding: var(--space-4);
}

.contact-block p { margin: 0; }
.contact-block .evidence { color: var(--color-steel-700); }
.contact-block .evidence:first-child { color: var(--color-brand-blue); }

/* --------------------------------------------------------------------------
   §10 Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 820px) {
  .mainnav { display: none; }

  .hero { min-height: auto; padding-block: var(--space-6); }
  .story__grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .process__head { grid-template-columns: 1fr; gap: var(--space-4); align-items: start; }
  .process__cards { grid-template-columns: 1fr; }

  .opener__grid,
  .split,
  .license { grid-template-columns: 1fr; gap: var(--space-4); }

  .definition,
  .faq__item { grid-template-columns: 1fr; gap: var(--space-2); }

  .metrics__strip { grid-template-columns: 1fr; }
  .metric { border-left: 0; border-top: 1px solid var(--color-steel-200); }
  .metric:first-child { border-top: 0; }
  .sitefoot__grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .shell { padding-inline: 0.75rem; }
  .masthead__logo img { width: 107px; }
  .btn { padding-inline: 1rem; }
  .sitefoot__grid { gap: var(--space-4); }
}

/* --------------------------------------------------------------------------
   §11 Motion
   -------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
  .btn:hover { transform: none; }
}