/* Northfile — styles.css
   Palette: navy #1B2F4E / gold #C09A3A / white #FFFFFF / surface #F4F6F9 / text #1A1A2E
   Headings: 'Playfair Display' — Body: 'Source Sans 3'
   Mobile-first, breakpoints at 640px and 1024px. */

:root {
  --color-navy: #1B2F4E;
  --color-navy-dark: #142338;
  --color-gold: #C09A3A;
  --color-gold-dark: #A17F2B;
  --color-white: #FFFFFF;
  --color-surface: #F4F6F9;
  --color-text: #1A1A2E;
  --color-text-muted: #5C6478;
  --color-border: #DDE3EC;

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-card: 0 2px 8px rgba(27, 47, 78, 0.08);
  --shadow-card-hover: 0 8px 24px rgba(27, 47, 78, 0.14);

  --max-width: 1120px;
  --nav-height: 64px;
}

/* ============ RESET / BASE ============ */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  line-height: 1.2;
  margin: 0 0 0.5em;
}

p {
  margin: 0 0 1em;
}

a {
  color: var(--color-navy);
}

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

ul, ol {
  margin: 0;
  padding: 0;
}

table {
  border-collapse: collapse;
  width: 100%;
}

/* ============ ACCESSIBILITY ============ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--color-navy);
  color: var(--color-white);
  padding: 0.75em 1.25em;
  z-index: 1000;
  border-radius: 0 0 var(--radius-sm) 0;
  text-decoration: none;
}

.skip-link:focus {
  top: 0;
}

:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

/* ============ LAYOUT HELPERS ============ */
.nav__inner,
.hero__inner,
.problem__inner,
.solution__inner,
.sample__inner,
.pricing__inner,
.faq__inner,
.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section-heading {
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: 1.5rem;
}

/* ============ NAV ============ */
section[id],
main[id] {
  scroll-margin-top: calc(var(--nav-height) + 1rem);
}

.nav {
  position: sticky;
  top: 0;
  z-index: 500;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  gap: 1rem;
}

.nav__logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--color-navy);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.nav__toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-navy);
}

.nav__links {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 1.5rem;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transition: max-height 0.3s ease, opacity 0.25s ease, visibility 0.3s;
}

.nav__link {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}

.nav__link:hover,
.nav__link:focus-visible {
  color: var(--color-gold-dark);
}

/* ============ CTA BUTTONS ============ */
.cta-btn {
  display: inline-block;
  background: var(--color-navy);
  color: var(--color-white);
  font-weight: 700;
  text-decoration: none;
  text-align: center;
  padding: 0.85em 1.75em;
  border-radius: var(--radius-md);
  border: 2px solid var(--color-navy);
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.cta-btn:hover,
.cta-btn:focus-visible {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-navy-dark);
  transform: translateY(-1px);
}

.cta-btn--nav {
  padding: 0.55em 1.25em;
  font-size: 0.9rem;
}

.cta-btn--lg {
  padding: 1em 2em;
  font-size: 1.05rem;
}

/* ============ HERO ============ */
/* Signature effect: border beam on the primary CTA. Implemented here rather
   than via /static/_effects/ because this bundle ships three flat files and
   the release gate requires every referenced asset to resolve. */
@property --fx-beam-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

.fx-beam {
  position: relative;
  --fx-beam-color: var(--color-gold);
}

.fx-beam::after {
  content: "";
  position: absolute;
  inset: -3px;
  padding: 2px;
  border-radius: calc(var(--radius-md) + 3px);
  background: conic-gradient(
    from var(--fx-beam-angle),
    transparent 0deg,
    transparent 250deg,
    var(--fx-beam-color) 320deg,
    var(--color-white) 352deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  animation: fx-beam-sweep 5s linear infinite;
  pointer-events: none;
}

.fx-beam:hover::after,
.fx-beam:focus-visible::after {
  --fx-beam-color: var(--color-navy);
}

@keyframes fx-beam-sweep {
  to {
    --fx-beam-angle: 360deg;
  }
}

.hero {
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-white) 100%);
  padding: 3.5rem 0 3rem;
}

.hero__inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
}

.hero__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-gold-dark);
  margin: 0;
}

.hero__headline {
  font-size: 1.85rem;
  max-width: 22ch;
}

.hero__subheadline {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 42ch;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.hero__secondary-link {
  color: var(--color-navy);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ============ PROBLEM ============ */
.problem {
  padding: 3rem 0;
  background: var(--color-white);
}

.problem__inner {
  max-width: 760px;
}

.problem__lede {
  font-size: 1.05rem;
  color: var(--color-text);
}

/* ============ SOLUTION ============ */
.solution {
  padding: 3rem 0;
  background: var(--color-surface);
}

.solution__intro {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2rem;
  font-size: 1.05rem;
  color: var(--color-text-muted);
}

.solution__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.feature-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.feature-card__label {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-gold-dark);
  margin: 0 0 0.5rem;
}

.feature-card__title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.feature-card__body {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ============ SAMPLE DELIVERABLE (redacted document) ============ */
.sample {
  padding: 3rem 0;
  background: var(--color-white);
}

.sample__intro {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2rem;
  color: var(--color-text-muted);
}

.sample__doc {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-navy);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-card);
  overflow-x: auto;
}

.sample__doc-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.75rem;
  margin-bottom: 0.75rem;
}

.sample__doc-title {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-navy);
}

.sample__doc-date {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.sample__table {
  min-width: 560px;
  font-size: 0.9rem;
}

.sample__table th {
  text-align: left;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.72rem;
  color: var(--color-text-muted);
  padding: 0.5rem 0.75rem;
  border-bottom: 2px solid var(--color-border);
}

.sample__table td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.redacted {
  display: inline-block;
  background: var(--color-text);
  color: var(--color-text);
  border-radius: 3px;
  min-width: 5em;
  user-select: none;
}

.status-pill {
  display: inline-block;
  padding: 0.25em 0.75em;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}

.status-pill--confirmed {
  background: rgba(58, 138, 92, 0.12);
  color: #2C6E45;
}

.status-pill--flagged {
  background: rgba(192, 60, 60, 0.12);
  color: #A33131;
}

.status-pill--pending {
  background: rgba(192, 154, 58, 0.18);
  color: var(--color-gold-dark);
}

.sample__doc-footnote {
  margin: 0.75rem 0 0;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-style: italic;
}

/* ============ PRICING ============ */
.pricing {
  padding: 3rem 0;
  background: var(--color-surface);
}

.pricing__card {
  background: var(--color-white);
  border: 2px solid var(--color-gold);
  border-radius: var(--radius-lg);
  padding: 2rem;
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
  box-shadow: var(--shadow-card);
}

.pricing__price {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--color-navy);
  margin-bottom: 0.25rem;
}

.pricing__period {
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--color-text-muted);
}

.pricing__tagline {
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.pricing__scope {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  text-align: left;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.pricing__scope-col {
  min-width: 0;
}

.pricing__scope-heading {
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
}

.pricing__scope-text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.pricing__note {
  margin-top: 1.5rem;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  text-align: left;
}

/* ============ FAQ ============ */
.faq {
  padding: 3rem 0 3.5rem;
  background: var(--color-white);
}

.faq__inner {
  max-width: 760px;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
}

.faq-question {
  cursor: pointer;
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--color-navy);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: "+";
  flex-shrink: 0;
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--color-gold-dark);
}

.faq-item[open] .faq-question::after {
  content: "\2212";
}

.faq-answer {
  padding-top: 0.75rem;
  color: var(--color-text-muted);
}

.faq-answer p {
  margin-bottom: 0;
}

/* ============ FOOTER ============ */
.footer {
  background: var(--color-navy);
  color: var(--color-white);
  padding: 2rem 0;
}

.footer__disclaimer {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.footer__meta {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0;
}

/* ============ BREAKPOINT: 640px ============ */
@media (min-width: 640px) {
  .hero__headline {
    font-size: 2.35rem;
  }

  .hero__actions {
    flex-direction: row;
    align-items: center;
  }

  .solution__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing__scope {
    grid-template-columns: repeat(2, 1fr);
  }

  .section-heading {
    font-size: 2rem;
  }
}

/* ============ BREAKPOINT: 1024px ============ */
@media (min-width: 1024px) {
  .nav__toggle {
    display: none;
  }

  .nav__links {
    display: flex;
    flex-direction: row;
    align-items: center;
    max-height: none;
    overflow: visible;
    opacity: 1;
    visibility: visible;
  }

  .hero__inner {
    padding-top: 1rem;
    padding-bottom: 1rem;
  }

  .hero__headline {
    font-size: 3rem;
    max-width: 20ch;
  }

  .hero__subheadline {
    font-size: 1.25rem;
  }

  .solution__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .section-heading {
    font-size: 2.25rem;
  }
}

/* ============ MOBILE NAV OPEN STATE ============ */
@media (max-width: 1023px) {
  .nav__links {
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 0 1.25rem;
    gap: 1rem;
    transition: max-height 0.3s ease, opacity 0.25s ease, visibility 0.3s, padding 0.3s ease;
  }

  .nav__links.is-open {
    max-height: 480px;
    opacity: 1;
    visibility: visible;
    padding: 1rem 1.25rem 1.5rem;
  }
}

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .cta-btn,
  .feature-card,
  .nav__links {
    transition: none;
  }

  .fx-beam::after {
    animation: none;
    --fx-beam-angle: 300deg;
  }
}