/* Instilify marketing site — single stylesheet */
:root {
  --bg: #f4f1ea;
  --bg-deep: #ebe6db;
  --surface: #fffdf8;
  --ink: #161412;
  --ink-soft: #3c3934;
  --muted: #6a655c;
  --line: #ddd6c8;
  --line-strong: #cfc6b4;
  --accent: #14382e;
  --accent-hover: #0c241d;
  --accent-soft: #e4eee8;
  --focus: #1b5e4a;
  --shadow: 0 1px 2px rgba(22, 20, 18, 0.05), 0 16px 40px rgba(22, 20, 18, 0.06);
  --radius: 18px;
  --wrap: 1120px;
  --legal: 760px;
  --font: "Segoe UI", "Helvetica Neue", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
}

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

html { scroll-behavior: smooth; }

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

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

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover { color: var(--accent-hover); }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -40px;
  z-index: 40;
  background: var(--ink);
  color: #fff;
  padding: 8px 12px;
  border-radius: 8px;
}
.skip-link:focus { top: 12px; color: #fff; }

.wrap {
  width: min(var(--wrap), calc(100% - 40px));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(244, 241, 234, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 68px;
}

.wordmark {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.45rem;
  letter-spacing: -0.03em;
  color: var(--ink);
  text-decoration: none;
  line-height: 1;
  flex: 0 0 auto;
}
.wordmark:hover { color: var(--ink); opacity: 0.75; }

.nav-toggle { position: absolute; opacity: 0; pointer-events: none; }

.nav-toggle-btn {
  display: none;
  margin-left: auto;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: var(--surface);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle-btn span,
.nav-toggle-btn span::before,
.nav-toggle-btn span::after {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--ink);
  position: relative;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle-btn span::before,
.nav-toggle-btn span::after {
  content: "";
  position: absolute;
  left: 0;
}
.nav-toggle-btn span::before { top: -5px; }
.nav-toggle-btn span::after { top: 5px; }

.header-panel {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-left: auto;
}

.site-nav {
  display: flex;
  gap: 4px 20px;
  flex-wrap: wrap;
}
.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 4px 0;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--ink);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  line-height: 1.2;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}
.btn-primary {
  background: var(--accent);
  color: #f6f3ec;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-hover);
  color: #fff;
  border-color: var(--accent-hover);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn-ghost:hover {
  background: var(--surface);
  color: var(--ink);
}

/* Hero */
.hero {
  padding: 88px 0 72px;
}
.hero-inner {
  max-width: 760px;
}
.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 18px;
}
.hero h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(2.15rem, 5vw, 3.35rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin: 0 0 22px;
}
.lede {
  font-size: 1.15rem;
  color: var(--ink-soft);
  margin: 0 0 18px;
  max-width: 640px;
}
.lede + .lede { margin-top: -6px; }
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

/* Sections */
.section {
  padding: 72px 0;
}
.section-header {
  max-width: 640px;
  margin-bottom: 36px;
}
.section h2 {
  font-family: var(--serif);
  font-size: clamp(1.7rem, 3vw, 2.15rem);
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0 0 12px;
}
.section-header p {
  margin: 0;
  color: var(--ink-soft);
}

.features {
  background: transparent;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 26px 28px;
  box-shadow: var(--shadow);
}
.card h3 {
  margin: 0 0 10px;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}
.card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

/* Compliance */
.compliance {
  background: var(--bg-deep);
  border-block: 1px solid var(--line);
  padding: 56px 0;
}
.compliance-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.compliance h2 { margin-bottom: 8px; }
.compliance-item h3 {
  margin: 0 0 8px;
  font-size: 1.02rem;
}
.compliance-item p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.plan {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 22px 26px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}
.plan-name {
  font-weight: 650;
  margin: 0 0 6px;
  font-size: 1.05rem;
}
.plan-price {
  font-family: var(--serif);
  font-size: 2rem;
  letter-spacing: -0.03em;
  margin: 0 0 2px;
  line-height: 1.15;
}
.plan-price span {
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--muted);
  letter-spacing: 0;
  font-weight: 500;
}
.plan ul {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  color: var(--ink-soft);
  font-size: 0.95rem;
}
.plan li {
  padding: 7px 0 7px 18px;
  position: relative;
  border-top: 1px solid var(--line);
}
.plan li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 15px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}
.pricing-note {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}
.pricing-cta { margin-top: 28px; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  background: #ece7dc;
  padding: 48px 0 32px;
  color: var(--ink-soft);
  font-size: 0.95rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.4fr;
  gap: 36px;
}
.footer-brand .wordmark { display: inline-block; margin-bottom: 10px; }
.footer-brand p { margin: 0; max-width: 320px; }
.site-footer h2 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 12px;
  font-weight: 700;
}
.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-footer li + li { margin-top: 8px; }
.site-footer a {
  color: var(--ink-soft);
  text-decoration: none;
}
.site-footer a:hover { color: var(--ink); text-decoration: underline; }
.footer-meta {
  margin-top: 36px;
  padding-top: 18px;
  border-top: 1px solid var(--line-strong);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.88rem;
}

/* Legal pages */
.legal-wrap { padding: 56px 0 88px; }
.legal {
  width: min(var(--legal), calc(100% - 40px));
  margin-inline: auto;
}
.crumb {
  font-size: 0.88rem;
  color: var(--muted);
  margin: 0 0 22px;
}
.crumb a { color: var(--muted); text-decoration: none; }
.crumb a:hover { color: var(--ink); text-decoration: underline; }
.legal h1 {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 2.6rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0 0 16px;
}
.legal h2 {
  font-family: var(--serif);
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  margin: 2.2em 0 0.7em;
}
.legal h3 {
  font-size: 1.08rem;
  margin: 1.6em 0 0.5em;
}
.legal p, .legal li { color: var(--ink-soft); }
.legal p { margin: 0 0 1em; }
.legal ul, .legal ol { padding-left: 1.25em; margin: 0 0 1em; }
.legal li + li { margin-top: 0.35em; }
.legal hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 2em 0;
}
.legal strong { color: var(--ink); }
.table-wrap {
  overflow-x: auto;
  margin: 0 0 1.2em;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
}
.legal table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  margin: 0;
}
.legal th, .legal td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.legal th {
  background: var(--bg-deep);
  color: var(--ink);
  font-weight: 650;
}
.legal tr:last-child td { border-bottom: 0; }

/* 404 */
.not-found {
  padding: 96px 0 120px;
  text-align: left;
  max-width: 560px;
}
.not-found h1 {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 2.8rem);
  letter-spacing: -0.03em;
  margin: 0 0 14px;
}
.not-found p { color: var(--ink-soft); margin: 0 0 28px; }

@media (max-width: 960px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .compliance-grid { grid-template-columns: 1fr; gap: 20px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .wrap { width: min(var(--wrap), calc(100% - 32px)); }
  .header-inner { min-height: 60px; }
  .nav-toggle-btn { display: flex; }
  .header-panel {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin: 0;
    padding: 12px 20px 20px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
  }
  .nav-toggle:checked ~ .header-panel { display: flex; }
  .nav-toggle:checked + .nav-toggle-btn span { background: transparent; }
  .nav-toggle:checked + .nav-toggle-btn span::before { top: 0; transform: rotate(45deg); }
  .nav-toggle:checked + .nav-toggle-btn span::after { top: 0; transform: rotate(-45deg); }
  .site-nav { flex-direction: column; gap: 10px; }
  .hero { padding: 56px 0 48px; }
  .section { padding: 52px 0; }
  .feature-grid, .pricing-grid, .footer-grid { grid-template-columns: 1fr; }
  .legal-wrap { padding: 36px 0 64px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

@media print {
  .site-header { position: static; background: #fff; }
  .header-panel .btn, .nav-toggle-btn, .skip-link { display: none !important; }
  body { background: #fff; }
  .card, .plan { box-shadow: none; }
}