/* Rulefinch — static one-pager (synced from Framer Sep 2026) */

:root {
  --bg: #F4F4F0;
  --bg-warm: #F7F4EC;
  --ink: #172821;
  --ink-soft: #1A2E24;
  --muted: #5E7066;
  --line: #D7DED3;
  --lime: #C6EF5A;
  --lime-hot: #D0F56E;
  --white: #FFFFFF;
  --card: #FFFFFF;
  --radius: 16px;
  --radius-sm: 12px;
  --shadow: 0 12px 40px rgba(23, 40, 33, 0.08);
  --shadow-lg: 0 24px 60px rgba(23, 40, 33, 0.12);
  --max: 1120px;
  --narrow: 820px;
  --font: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
}

.container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.container.narrow {
  width: min(100% - 2.5rem, var(--narrow));
}

.center {
  text-align: center;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244, 244, 240, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 1.5rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.logo img {
  height: 36px;
  width: auto;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-desktop a:not(.btn) {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.15s ease;
}

.nav-desktop a:not(.btn):hover {
  color: var(--ink);
}

.hamburger {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  padding: 10px;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}

.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--ink);
  border-radius: 2px;
}

.nav-mobile {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 0.5rem 1.25rem 1.25rem;
  border-top: 1px solid var(--line);
  background: var(--bg);
}

.nav-mobile a:not(.btn) {
  padding: 0.65rem 0.25rem;
  font-weight: 500;
  color: var(--ink);
}

.nav-mobile[hidden] {
  display: none !important;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.85rem 1.35rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.9375rem;
  line-height: 1.2;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  text-align: center;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--ink);
  color: var(--white);
}

.btn-primary:hover {
  background: #0f1c17;
}

.btn-ghost {
  background: #ECECE6;
  color: var(--ink);
  border-color: #E0E0D8;
}

.btn-ghost:hover {
  background: #E4E4DC;
}

.btn-lime {
  background: var(--lime);
  color: var(--ink);
}

.btn-lime:hover {
  background: var(--lime-hot);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.55);
}

.btn-outline:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

.btn-nav {
  background: var(--ink);
  color: var(--white);
  padding: 0.65rem 1.1rem;
  font-size: 0.875rem;
}

.btn-accept {
  background: var(--lime);
  color: var(--ink);
  border: none;
  padding: 0.7rem 1.25rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.875rem;
  pointer-events: none;
  white-space: nowrap;
}

/* Hero */
.hero {
  padding: 4.5rem 0 5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3.5rem;
  align-items: center;
}

.eyebrow {
  margin: 0 0 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero h1 {
  margin: 0 0 1.25rem;
  font-size: clamp(2.15rem, 4.2vw, 3.25rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
  font-weight: 700;
  color: var(--ink);
}

.subhead,
.lead {
  margin: 0 0 1.75rem;
  font-size: 1.0625rem;
  color: var(--muted);
  max-width: 38rem;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.center-ctas {
  justify-content: center;
  margin-bottom: 0;
}

.trust {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--muted);
  max-width: 34rem;
}

/* Product mock — light shell matching Framer */
.hero-mock {
  display: flex;
  justify-content: center;
}

.mock-panel {
  width: 100%;
  max-width: 440px;
  background: #EEF1EC;
  color: var(--ink);
  border-radius: 22px;
  padding: 1.35rem 1.35rem 1.5rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--line);
}

.mock-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.15rem;
}

.mock-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.mock-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.mock-card {
  border-radius: var(--radius-sm);
  padding: 1rem 1.05rem;
}

.mock-incoming {
  background: #F7F8F5;
  border: 1px solid var(--line);
  margin-bottom: 0.85rem;
}

.mock-card-kicker {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.mock-file {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.mock-file-icon {
  flex-shrink: 0;
  width: 44px;
  height: 52px;
  display: grid;
  place-items: center;
  background: var(--white);
  border-radius: 8px;
  border: 1px solid var(--line);
}

.mock-filename {
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

.mock-meta {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.2rem;
}

.mock-output {
  background: var(--ink);
  border: 1px solid var(--ink);
  color: var(--white);
}

.mock-output .mock-card-kicker,
.mock-output .mock-meta {
  color: rgba(255, 255, 255, 0.55);
}

.mock-output-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.mock-pages {
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

/* Problem */
.problem {
  padding: 5rem 0 5.5rem;
  background: var(--bg-warm);
}

.problem h2,
.who h2,
.setup h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.75rem, 3.2vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
  font-weight: 700;
}

.card-grid {
  display: grid;
  gap: 1.15rem;
  margin-top: 2.25rem;
}

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

.card-grid.four {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem 1.4rem;
  box-shadow: var(--shadow);
}

.card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.0625rem;
  letter-spacing: -0.02em;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.975rem;
}

.card-accent {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

.card-accent h3 {
  color: var(--white);
}

.card-accent p {
  color: rgba(255, 255, 255, 0.78);
}

/* How it works */
.how {
  padding: 5rem 0 5.5rem;
  background: var(--ink);
  color: var(--white);
}

.section-title-light {
  margin: 0 0 2rem;
  font-size: clamp(1.75rem, 3.2vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
  font-weight: 700;
  text-align: center;
}

.card.dark {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: none;
  color: var(--white);
}

.card.dark p {
  color: rgba(255, 255, 255, 0.72);
}

.step-num {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--lime);
  margin-bottom: 0.85rem;
}

.tagline {
  margin: 2.25rem 0 0;
  text-align: center;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--lime);
}

/* Who */
.who {
  padding: 5rem 0 5.5rem;
}

.verticals {
  list-style: none;
  margin: 2rem 0 1.75rem;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.verticals li {
  display: grid;
  gap: 0.2rem;
  padding: 1.15rem 1.25rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
}

.verticals strong {
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.verticals span {
  color: var(--muted);
  font-size: 0.95rem;
}

.anti-fit {
  margin: 0;
  font-size: 0.975rem;
  font-weight: 600;
  color: var(--ink);
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--lime);
  background: rgba(198, 239, 90, 0.18);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* Setup */
.setup {
  padding: 5rem 0 5.5rem;
  background: var(--bg-warm);
}

.setup-cards {
  margin-bottom: 1.75rem;
}

.setup-cards .setup-num {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.setup-cards .card p {
  color: var(--ink);
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: -0.01em;
  line-height: 1.45;
}

.success-box {
  background: var(--lime);
  color: var(--ink);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
}

.success-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  margin-bottom: 0.5rem;
}

.success-box p {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.4;
}

/* Final CTA — dark panel like Framer */
.final-cta {
  padding: 3rem 0 5rem;
}

.cta-panel {
  background: var(--ink);
  color: var(--white);
  border-radius: 28px;
  padding: 3.25rem 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.cta-panel h2 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.65rem, 3vw, 2.25rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
  font-weight: 700;
  color: var(--white);
}

.cta-sub {
  margin: 0 0 1.75rem;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.05rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 2.5rem 0 3rem;
  background: var(--bg);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: flex-start;
  flex-wrap: wrap;
}

.footer-line {
  margin: 0;
  font-size: 0.95rem;
  color: var(--ink);
}

.footer-llc {
  margin: 0.45rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-meta {
  text-align: right;
}

.footer-meta p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--muted);
}

.footer-meta p + p {
  margin-top: 0.35rem;
}

.footer-meta a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.footer-meta a:hover {
  color: var(--ink);
}

/* Responsive */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.75rem;
  }

  .hero-mock {
    order: 2;
  }

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

@media (max-width: 760px) {
  .nav-desktop {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .logo img {
    height: 32px;
  }

  .hero {
    padding: 2.75rem 0 3.5rem;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .nav-mobile .btn {
    width: 100%;
  }

  .card-grid.three,
  .card-grid.four {
    grid-template-columns: 1fr;
  }

  .problem,
  .how,
  .who,
  .setup {
    padding: 3.75rem 0;
  }

  .final-cta {
    padding: 2rem 0 3.5rem;
  }

  .cta-panel {
    padding: 2.25rem 1.35rem;
    border-radius: 22px;
  }

  .mock-output-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-meta {
    text-align: left;
  }
}

@media (max-width: 480px) {
  .container,
  .container.narrow {
    width: min(100% - 1.5rem, var(--max));
  }

  .hero h1 {
    font-size: 1.9rem;
  }

  .mock-panel {
    padding: 1.1rem;
  }
}