/* Zyphv vertical landing pages — shared styles
   Brand: cream #F5EDE4, gold #C5A26F, gold-dark #B38F5F, ink #1C2833,
   border #E6D9C8, muted #4A5568, mute2 #6B7280.
   Pure CSS, no build step. */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: #F5EDE4;
  color: #1C2833;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible {
  outline: 2px solid #C5A26F;
  outline-offset: 3px;
  border-radius: 6px;
}

/* Layout */
.container { max-width: 72rem; margin: 0 auto; padding: 0 2rem; }
.narrow { max-width: 48rem; margin: 0 auto; padding: 0 2rem; }

/* Nav */
.nav { border-bottom: 1px solid #E6D9C8; background: #F5EDE4; }
.nav-inner {
  max-width: 72rem; margin: 0 auto; padding: 0 2rem;
  height: 5rem; display: flex; align-items: center; justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 0.75rem; }
.brand-mark { width: 1.75rem; height: 1.75rem; border-radius: 0.5rem; background: #C5A26F; }
.brand-word { font-weight: 600; font-size: 1.5rem; letter-spacing: -1.5px; }
.nav-links { display: flex; align-items: center; gap: 0.75rem; font-size: 0.875rem; }
.nav-links a { padding: 0.5rem 1.25rem; color: #4A5568; }
.nav-links a:hover { color: #1C2833; }
.nav-links .nav-signin { border: 1px solid #E6D9C8; border-radius: 9999px; }
.nav-links .nav-signin:hover { background: #fff; color: #1C2833; }
.nav-links .nav-cta {
  background: #C5A26F; color: #1C2833; border-radius: 9999px; font-weight: 500;
  padding: 0.5rem 1.5rem;
}
.nav-links .nav-cta:hover { background: #B38F5F; color: #1C2833; }

/* Eyebrow / pill */
.eyebrow {
  display: inline-block; padding: 0.25rem 1rem; border: 1px solid #E6D9C8;
  border-radius: 9999px; font-size: 0.75rem; letter-spacing: 2px; color: #6B7280;
  text-transform: uppercase;
}

/* Hero */
.hero { padding: 5rem 2rem 4rem; text-align: center; max-width: 56rem; margin: 0 auto; }
.hero h1 {
  font-size: clamp(2.5rem, 5.2vw, 3.75rem);
  line-height: 1.05;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 1.25rem 0 0;
  max-width: 18ch;
  margin-left: auto;
  margin-right: auto;
}
.hero .lede {
  margin: 1.5rem auto 0;
  max-width: 44ch;
  font-size: 1.375rem;
  color: #4A5568;
}
.hero-ctas {
  margin-top: 2.5rem;
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 1rem 2rem; border-radius: 1rem;
  font-weight: 600; transition: all 160ms ease;
  font-size: 1rem;
}
.btn-primary { background: #C5A26F; color: #1C2833; }
.btn-primary:hover { background: #B38F5F; }
.btn-secondary { background: transparent; color: #1C2833; border: 1px solid #E6D9C8; }
.btn-secondary:hover { background: #fff; }
.hero .micro { margin-top: 1rem; font-size: 0.875rem; color: #6B7280; }

/* Section */
.section { padding: 5rem 2rem; }
.section-tight { padding: 3rem 2rem; }
.section-header {
  text-align: center; margin-bottom: 3rem;
}
.section-header .eyebrow { margin-bottom: 1rem; }
.section-header h2 {
  font-size: clamp(1.875rem, 3.5vw, 2.5rem);
  font-weight: 600; letter-spacing: -0.02em; margin: 0;
}
.section-header p { color: #4A5568; max-width: 52ch; margin: 1rem auto 0; font-size: 1.125rem; }

/* Cards */
.grid { display: grid; gap: 1.5rem; }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 860px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}
.card {
  background: #fff;
  border: 1px solid #E6D9C8;
  border-radius: 1.5rem;
  padding: 2rem;
}
.card .step {
  color: #C5A26F; font-size: 0.875rem; letter-spacing: 0.15em; margin-bottom: 1rem;
}
.card h3 { font-size: 1.375rem; font-weight: 600; margin: 0 0 0.5rem; letter-spacing: -0.01em; }
.card p { color: #4A5568; margin: 0; }

/* Problem / Solution paired blocks */
.ps-block {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start;
  padding: 3rem 0; border-bottom: 1px solid #E6D9C8;
}
.ps-block:last-child { border-bottom: 0; }
.ps-block .problem .label,
.ps-block .solution .label {
  text-transform: uppercase; font-size: 0.75rem; letter-spacing: 2px; color: #6B7280;
  margin-bottom: 0.75rem;
}
.ps-block .solution .label { color: #C5A26F; }
.ps-block h3 { font-size: 1.5rem; font-weight: 600; letter-spacing: -0.01em; margin: 0 0 0.75rem; }
.ps-block p { color: #4A5568; margin: 0; font-size: 1rem; }
@media (max-width: 860px) {
  .ps-block { grid-template-columns: 1fr; gap: 1.5rem; padding: 2rem 0; }
}

/* Agent steps list */
.agents { display: grid; gap: 1rem; }
.agent-row {
  display: grid; grid-template-columns: 4rem 1fr auto; gap: 1.25rem; align-items: center;
  background: #fff; border: 1px solid #E6D9C8; border-radius: 1rem; padding: 1.25rem 1.5rem;
}
.agent-row .num {
  font-variant-numeric: tabular-nums;
  font-weight: 600; color: #C5A26F; letter-spacing: 0.1em;
}
.agent-row .name { font-weight: 600; }
.agent-row .desc { color: #4A5568; font-size: 0.9375rem; margin-top: 0.125rem; }
.agent-row .tag {
  font-size: 0.75rem; color: #6B7280; background: #F5EDE4;
  border: 1px solid #E6D9C8; padding: 0.25rem 0.625rem; border-radius: 9999px;
  white-space: nowrap;
}
@media (max-width: 640px) {
  .agent-row { grid-template-columns: 3rem 1fr; }
  .agent-row .tag { grid-column: 1 / -1; justify-self: start; }
}

/* Sample output card */
.mock {
  background: #fff; border: 1px solid #E6D9C8; border-radius: 1.5rem; padding: 2rem;
  max-width: 56rem; margin: 0 auto;
  font-size: 0.9375rem;
  box-shadow: 0 1px 0 rgba(28, 40, 51, 0.02);
}
.mock-header {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 1rem; margin-bottom: 1.25rem; border-bottom: 1px solid #E6D9C8;
}
.mock-title { font-weight: 600; }
.mock-meta { font-size: 0.8125rem; color: #6B7280; }
.mock-section { margin-bottom: 1.25rem; }
.mock-section:last-child { margin-bottom: 0; }
.mock-section-label {
  font-size: 0.75rem; letter-spacing: 2px; color: #C5A26F; text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.mock-section h4 { margin: 0 0 0.5rem; font-size: 1.125rem; font-weight: 600; }
.mock-section p { margin: 0; color: #4A5568; }
.mock-callouts {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem; margin-top: 0.75rem;
}
.mock-callout {
  background: #F5EDE4; border: 1px solid #E6D9C8; border-radius: 0.75rem; padding: 0.75rem 1rem;
}
.mock-callout .v { font-size: 1.25rem; font-weight: 600; }
.mock-callout .k { font-size: 0.75rem; color: #6B7280; text-transform: uppercase; letter-spacing: 1px; margin-top: 0.125rem; }
.mock-sources {
  margin-top: 0.5rem; font-size: 0.8125rem; color: #6B7280;
}
.mock-sources span { background: #F5EDE4; border: 1px solid #E6D9C8; padding: 0.125rem 0.5rem; border-radius: 9999px; margin-right: 0.375rem; }
@media (max-width: 640px) { .mock-callouts { grid-template-columns: 1fr; } }

/* Pricing */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
@media (max-width: 860px) { .pricing { grid-template-columns: 1fr; } }
.plan {
  background: #fff; border: 1px solid #E6D9C8; border-radius: 1.5rem; padding: 2rem;
  display: flex; flex-direction: column;
}
.plan.featured { border-color: #C5A26F; box-shadow: 0 0 0 1px #C5A26F inset; }
.plan .plan-name { font-weight: 600; font-size: 1.125rem; }
.plan .price { font-size: 2.25rem; font-weight: 600; margin: 0.75rem 0 0; letter-spacing: -0.02em; }
.plan .price small { font-size: 1rem; color: #6B7280; font-weight: 400; }
.plan .plan-detail { color: #4A5568; margin: 0.5rem 0 1.5rem; }
.plan ul { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.plan li { color: #4A5568; padding: 0.375rem 0; border-bottom: 1px dashed #E6D9C8; }
.plan li:last-child { border-bottom: 0; }
.plan .btn { width: 100%; margin-top: auto; }

/* Logo strip */
.logo-strip { text-align: center; padding: 2.5rem 2rem; border-top: 1px solid #E6D9C8; border-bottom: 1px solid #E6D9C8; background: #fff; }
.logo-strip .caption { font-size: 0.75rem; letter-spacing: 2px; color: #6B7280; text-transform: uppercase; margin-bottom: 1.5rem; }
.logo-row {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 2.5rem;
}
.logo-pill {
  font-weight: 600; letter-spacing: 0.05em; color: #6B7280;
  padding: 0.375rem 0.75rem; border: 1px dashed #E6D9C8; border-radius: 0.5rem;
  font-size: 0.875rem;
}

/* FAQ */
.faq { max-width: 48rem; margin: 0 auto; }
.faq details {
  border-bottom: 1px solid #E6D9C8; padding: 1.25rem 0;
}
.faq details:first-of-type { border-top: 1px solid #E6D9C8; }
.faq summary {
  list-style: none; cursor: pointer; font-weight: 600; font-size: 1.0625rem;
  display: flex; align-items: center; justify-content: space-between;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; color: #C5A26F; font-weight: 400; font-size: 1.5rem; line-height: 1; margin-left: 1rem;
}
.faq details[open] summary::after { content: "−"; }
.faq .answer { margin-top: 0.75rem; color: #4A5568; }

/* Dark band */
.band-dark { background: #1C2833; color: #F5EDE4; padding: 4rem 2rem; text-align: center; }
.band-dark p { font-size: 1.5rem; line-height: 1.3; margin: 0 auto; max-width: 40ch; }

/* Footer */
.footer { border-top: 1px solid #E6D9C8; padding: 2.5rem 0; margin-top: 2rem; }
.footer-inner {
  max-width: 80rem; margin: 0 auto; padding: 0 2rem;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2rem; align-items: start;
  font-size: 0.875rem; color: #6B7280;
}
.footer-col h4 {
  color: #1C2833; font-size: 0.75rem; letter-spacing: 2px; text-transform: uppercase;
  margin: 0 0 0.75rem; font-weight: 600;
}
.footer-col a { display: block; padding: 0.25rem 0; }
.footer-col a:hover { color: #1C2833; }
.footer-bottom {
  max-width: 80rem; margin: 2rem auto 0; padding: 0 2rem;
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem;
  font-size: 0.8125rem; color: #6B7280;
  border-top: 1px solid #E6D9C8; padding-top: 1.5rem;
}
@media (max-width: 860px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-inner { grid-template-columns: 1fr; }
}

/* Mobile nav adjustments */
@media (max-width: 640px) {
  .nav-inner { height: auto; padding: 1rem 1.25rem; flex-wrap: wrap; gap: 0.75rem; }
  .nav-links { gap: 0.25rem; flex-wrap: wrap; justify-content: flex-end; }
  .nav-links a { padding: 0.375rem 0.75rem; }
  .container, .narrow { padding: 0 1.25rem; }
  .hero { padding: 3rem 1.25rem 2.5rem; }
  .section { padding: 3rem 1.25rem; }
}

/* 360px guard */
@media (max-width: 380px) {
  .hero h1 { font-size: 2rem; }
  .hero .lede { font-size: 1.0625rem; }
  .btn { padding: 0.875rem 1.25rem; font-size: 0.9375rem; }
}

/* Vertical accents (set per-page on <body data-vertical="..."> if needed) */