/* ============================================================
   ManageAgent.ai — Hebbia-inspired design system
   ============================================================ */

/* ---------- Design tokens (Hebbia palette, tuned for AI SaaS) */
:root {
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: "Inter", sans-serif;
  --font-institutional: "Cormorant Garamond", "Iowan Old Style", "Palatino Linotype", "URW Palladio L", Palatino, serif;
  --radius: 12px;
  --radius-card: 20px;
  --transition: 180ms ease;

  /* fixed light theme for consistent rendering across devices */
  --color-bg: #fafafa;
  --color-surface: #ffffff;
  --color-surface-2: #f3f3f6;
  --color-border: #e5e5e9;
  --color-border-hover: #d4d4dc;

  --color-text: #121216;
  --color-text-secondary: #5a5a62;
  --color-text-tertiary: #9a9aaa;

  --color-accent: #636dfa;          /* primary CTAs */
  --color-accent-hover: #7a84ff;
  --color-accent-soft: rgba(99, 109, 250, 0.08);

  --color-green: #22c58e;
  --color-red: #f75454;
  --color-yellow: #ffc40d;
  --color-blue: #06b6d4;
}

/* ---------- Base reset */
*, *::before, *::after { box-sizing: border-box; }
* { border: 0; margin: 0; padding: 0; }
html { color-scheme: only light; font-size: 16px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  font-family: var(--font-sans);
  line-height: 1.6;
  background: var(--color-bg);
  color: var(--color-text);
  overflow-x: hidden;
}
img, picture, video, canvas { display: block; max-width: 100%; height: auto; }
button { cursor: pointer; font-family: inherit; }
a { color: inherit; text-decoration: none; }

/* ---------- Layout helpers */
.container {
  width: min(90%, 1180px);
  margin-inline: auto;
  padding-block: 4rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  line-height: 1.1;
}
.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 42rem;
  margin-inline: auto;
  text-align: center;
}


/* Hebbia-inspired institutional display treatment */
.institutional-heading {
  font-family: var(--font-institutional);
  font-weight: 600;
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: -0.055em;
  line-height: 0.88;
}
.section-title.institutional-heading {
  font-size: clamp(2.5rem, 5.4vw, 4.25rem);
}
.section-title.institutional-heading.faq-heading {
  font-size: clamp(2.25rem, 4.75vw, 3.75rem);
  text-wrap: balance;
}
.hero h1.institutional-heading {
  font-family: var(--font-institutional);
  font-weight: 600;
  font-style: normal;
  font-size: clamp(3rem, 7.2vw, 6rem);
  max-width: 980px;
  margin-inline: auto;
}

/* ---------- Navigation */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--color-bg) 60%, transparent);
  border-bottom: 1px solid var(--color-border);
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.62rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
}
.nav-brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  flex: 0 0 auto;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--color-text); }
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  transition: transform var(--transition), background var(--transition);
}
.nav-cta:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
}

/* ---------- Hero */
.hero {
  padding-block: 6rem 4rem;
  text-align: center;
}
.hero .label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-tertiary);
  margin-bottom: 1.5rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6.1vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 1.5rem;
}
.hero p.lead {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  max-width: 36rem;
  margin-inline: auto;
  line-height: 1.6;
}

.trial-policy {
  display: grid;
  gap: 0.35rem;
  max-width: 760px;
  margin: 1.35rem auto 0;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(38, 69, 116, 0.18);
  border-radius: 12px;
  background: rgba(235, 243, 252, 0.72);
  color: var(--color-text-secondary);
  font-size: 0.88rem;
  line-height: 1.55;
}

.trial-policy strong {
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 750;
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 2rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
  transition: transform var(--transition), background var(--transition);
}
.hero-cta:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
}

/* ---------- Trust / logos */
.trust-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
  align-items: center;
  opacity: 0.7;
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
}
.trust-bar strong { opacity: 1; color: var(--color-text-secondary); }

/* ---------- Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-block: 4rem;
}
.stat-item {
  text-align: center;
  padding: 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
}
.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent);
}
.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-tertiary);
  margin-top: 0.25rem;
}

/* ---------- Vertical cards */
.verticals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-block: 3rem;
}
.vertical-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 2rem;
  transition: transform var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.vertical-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-border-hover);
}
.vertical-card .icon {
  position: relative;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  margin-bottom: 1.5rem;
  background: var(--color-accent-soft);
  border-radius: 16px;
  overflow: hidden;
  display: block;
}
.vertical-card .icon img { width: 100%; height: 100%; object-fit: cover; display: block; }
.service-image-copy {
  position: absolute;
  top: 14px;
  left: 14px;
  right: 14px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  color: #ffffff;
  font-family: var(--font-sans);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.88), 0 1px 2px rgba(0, 0, 0, 0.95);
  -webkit-font-smoothing: antialiased;
}
.service-image-title {
  font-size: clamp(0.86rem, 1.2vw, 1rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: 0.015em;
  text-transform: uppercase;
}
.service-kicker {
  margin-top: 0.28rem;
  color: rgba(255, 255, 255, 0.84);
  font-family: inherit;
  font-size: clamp(0.68rem, 0.85vw, 0.78rem);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: 0.04em;
  text-transform: none;
}
.vertical-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}
.vertical-card p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}
.vertical-card .pricing-link {
  font-weight: 600;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9rem;
}
.vertical-card .pricing-link:hover { color: var(--color-accent-hover); }

/* ---------- Pricing cards */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-block: 3rem;
}
.pricing-card {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 2.5rem;
  text-align: center;
  position: relative;
  transition: border-color var(--transition), transform var(--transition);
}
.pricing-card.popular {
  border-color: var(--color-accent);
  transform: scale(1.03);
}
.pricing-card.popular .badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
}
.pricing-tier {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-tertiary);
}
.pricing-price {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  margin: 1.5rem 0;
}
.pricing-price .small { font-size: 1rem; color: var(--color-text-tertiary); }
.pricing-features {
  list-style: none;
  margin: 2rem 0;
  text-align: left;
}
.pricing-features li {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li.check {
  color: var(--color-green);
  font-weight: 500;
}
.pricing-cta {
  margin-top: 2rem;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  width: 100%;
  transition: background var(--transition), transform var(--transition);
}
.pricing-cta.primary {
  background: var(--color-accent);
  color: #fff;
}
.pricing-cta.secondary {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.pricing-card:hover .pricing-cta.primary {
  background: var(--color-accent-hover);
}

/* ---------- FAQ */
.faq-item {
  border-top: 1px solid var(--color-border);
}
.faq-item summary {
  cursor: pointer;
  padding: 1.5rem 2.5rem 1.5rem 0;
  font-weight: 500;
  font-size: 1rem;
  list-style: none;
  position: relative;
}
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  color: var(--color-text-tertiary);
}
.faq-item[open] summary::after { content: "−"; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-content { padding: 0 0 1.5rem; color: var(--color-text-secondary); }

/* ---------- Contact form */
.contact-section {
  scroll-margin-top: 5.5rem;
  padding: clamp(4.5rem, 8vw, 7.5rem) 0;
  background: #f1f1ee;
  border-block: 1px solid var(--color-border);
}
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(460px, 1.2fr);
  gap: clamp(3rem, 7vw, 7rem);
  align-items: start;
}
.contact-intro {
  position: sticky;
  top: 7rem;
  padding-top: 1rem;
}
.contact-intro .eyebrow {
  display: block;
  margin-bottom: 1.25rem;
  color: var(--color-text-tertiary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}
.contact-intro h2 {
  max-width: 8ch;
  margin-bottom: 1.5rem;
  font-size: clamp(3.2rem, 6.4vw, 6.5rem);
}
.contact-intro p {
  max-width: 36rem;
  color: var(--color-text-secondary);
  font-size: 1.05rem;
  line-height: 1.75;
}
.contact-note {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.92rem !important;
}
.contact-form-shell {
  min-height: 998px;
  padding: clamp(0.75rem, 2vw, 1.25rem);
  overflow: hidden;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  box-shadow: 0 20px 60px rgba(18, 18, 22, 0.08);
}
.contact-form-shell iframe {
  display: block;
  min-height: 998px;
}
.contact-fallback {
  margin: 0.8rem 0 0;
  color: var(--color-text-tertiary);
  text-align: center;
  font-size: 0.82rem;
}
.contact-fallback a {
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

/* ---------- Footer */
footer {
  background: #050507;
  color: #9a9aaa;
  padding: 3rem 0 2rem;
}
footer a { color: #b8b8c2; }
footer a:hover { color: #ffffff; }
.site-footer {
  border-top: 1px solid #1f2026;
  padding: 2.75rem 0;
  text-align: center;
}
.site-footer p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
}
.site-footer span { margin-inline: 0.5rem; }
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}
.footer-col h4 {
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}
.footer-col ul { list-style: none; }
.footer-col ul li { padding: 0.4rem 0; }

/* ---------- Legal pages */
.legal-page {
  padding: 5.5rem 0 7rem;
  background: var(--color-bg);
}
.legal-content {
  max-width: 920px;
}
.legal-content h1 {
  font-family: var(--font-institutional);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 0.95;
  margin-bottom: 1rem;
}
.legal-content h2 {
  margin: 3rem 0 1rem;
  font-size: clamp(1.55rem, 3vw, 2.1rem);
  letter-spacing: -0.025em;
  line-height: 1.2;
}
.legal-content h3 {
  margin: 2rem 0 0.75rem;
  font-size: 1.18rem;
  line-height: 1.35;
}
.legal-content p,
.legal-content li {
  color: var(--color-text-secondary);
  line-height: 1.8;
}
.legal-content p { margin-bottom: 1rem; }
.legal-content ul,
.legal-content ol {
  margin: 0 0 1.4rem 1.5rem;
}
.legal-content li { margin-bottom: 0.45rem; }
.legal-content a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 0.18em;
  overflow-wrap: anywhere;
}
.legal-content em { color: var(--color-text-tertiary); }

/* ---------- Responsive */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-container:has(.nav-links a[href*="#contact"]) .nav-links {
    display: flex;
    margin-left: auto;
    gap: 0;
  }
  .nav-container:has(.nav-links a[href*="#contact"]) .nav-links a { display: none; }
  .nav-container:has(.nav-links a[href*="#contact"]) .nav-links a[href*="#contact"] {
    display: inline-flex;
    align-items: center;
    padding: 0.7rem 1rem;
    border-radius: var(--radius);
    background: var(--color-accent);
    color: #fff;
    font-size: 0.84rem;
    font-weight: 650;
  }
  .nav-container:has(.nav-links a[href*="#contact"]) .nav-cta { display: none; }
  .verticals-grid, .pricing-grid, .stats-grid { grid-template-columns: 1fr; }
  .pricing-card.popular { transform: none; }
  .nav-brand img { width: 38px; height: 38px; }
  .legal-page { padding: 4rem 0 5rem; }
  .site-footer span { margin-inline: 0.2rem; }
  .contact-section { padding: 4rem 0; }
  .contact-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .contact-intro { position: static; padding-top: 0; }
  .contact-intro h2 { max-width: 9ch; font-size: clamp(3rem, 15vw, 4.6rem); }
  .contact-form-shell { margin-inline: -0.5rem; padding: 0.35rem; }
}

/* ---------- SEO helper classes */
.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;
}