/* Keystone public site — paper + navy palette, Instrument Serif (display) + Inter (sans).
   Standalone CSS faithful to the admin app's Tailwind theme tokens. */

:root {
  --color-paper: #faf8f5;
  --color-paper-raised: #f2ede6;
  --color-ink: #1b2a47;
  --color-navy: #1b2a47;
  --color-navy-hover: #2d4270;
  --color-slate: #6b7a8d;
  --color-hairline: #c2cad6;
  --font-display: 'Instrument Serif', serif;
  --font-sans: 'Inter', system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--color-paper);
  color: var(--color-ink);
}

body {
  font-family: var(--font-sans);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-paper);
}

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

main {
  flex: 1 0 auto;
}

/* ---- Shell: header + footer ---- */
.site-header,
.site-footer {
  background-color: var(--color-paper);
}
.site-header {
  border-bottom: 1px solid var(--color-hairline);
}
.site-footer {
  border-top: 1px solid var(--color-hairline);
}

.shell {
  margin: 0 auto;
  width: 100%;
  max-width: 80rem;
  padding: 1.25rem 1.5rem;
}
@media (min-width: 1024px) {
  .shell {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wordmark {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.wordmark-name {
  font-family: var(--font-display);
  font-size: 1.125rem;
  letter-spacing: 0.025em;
  color: var(--color-navy);
}
.wordmark-sub {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-slate);
}

.nav-link {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-slate);
  transition: color 0.15s ease;
}
.nav-link:hover {
  color: var(--color-navy);
}

/* ---- Footer ---- */
.footer-inner {
  margin: 0 auto;
  width: 100%;
  max-width: 80rem;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-align: center;
}
@media (min-width: 1024px) {
  .footer-inner {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }
}
.footer-name {
  font-family: var(--font-display);
  font-size: 0.875rem;
  letter-spacing: 0.025em;
  color: var(--color-navy);
}
/* Footer wordmark subtitle is a hair smaller than the header's (0.6rem vs 0.65rem). */
.footer-inner .wordmark-sub {
  font-size: 0.6rem;
}
.copyright {
  font-size: 0.65rem;
  color: var(--color-slate);
}

/* ---- Section + content ---- */
.section {
  background-color: var(--color-paper);
  padding: 6rem 1.5rem;
}
@media (min-width: 640px) {
  .section {
    padding-top: 9rem;
    padding-bottom: 9rem;
  }
}
@media (min-width: 1024px) {
  .section {
    padding: 12rem 2.5rem;
  }
}

.measure-wide {
  margin: 0 auto;
  max-width: 42rem;
}
.measure-form {
  margin: 0 auto;
  max-width: 28rem;
}

/* text-4xl/5xl/6xl + tracking-tight, matching Tailwind's type-scale line-heights
   (text-4xl ≈ 1.111, text-5xl/6xl = 1.0) and tracking-tight (-0.025em). */
.hero-title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  line-height: 1.1111;
  letter-spacing: -0.025em;
  color: var(--color-navy);
}
@media (min-width: 640px) {
  .hero-title {
    font-size: 3rem;
    line-height: 1;
  }
}
@media (min-width: 1024px) {
  .hero-title {
    font-size: 3.75rem;
    line-height: 1;
  }
}

.lede {
  margin-top: 2rem;
  max-width: 65ch;
  font-size: 1rem;
  line-height: 1.625;
  color: var(--color-slate);
}

.cta-row {
  margin-top: 3rem;
}
.cta-link {
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  color: var(--color-navy);
  transition: color 0.15s ease;
}
.cta-link:hover {
  color: var(--color-navy-hover);
}

/* ---- Inquiry form ---- */
.form-title {
  font-family: var(--font-display);
  font-size: 1.875rem;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--color-navy);
}
@media (min-width: 640px) {
  .form-title {
    font-size: 2.25rem;
    line-height: 1.1111;
  }
}
.form-intro {
  margin-top: 1.5rem;
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--color-slate);
}

form {
  margin-top: 2.5rem;
}
.field + .field {
  margin-top: 1.5rem;
}
.field label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-slate);
}
.field input,
.field textarea {
  margin-top: 0.5rem;
  display: block;
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--color-hairline);
  background: transparent;
  padding-bottom: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--color-navy);
  outline: none;
  transition: border-color 0.15s ease;
}
.field textarea {
  resize: none;
}
.field input::placeholder,
.field textarea::placeholder {
  color: var(--color-hairline);
}
.field input:focus,
.field textarea:focus {
  border-color: var(--color-navy);
}

.form-error {
  margin-top: 1.5rem;
  font-size: 0.75rem;
  color: #b91c1c;
}

.cf-turnstile {
  margin-top: 1.5rem;
}

.submit-row {
  margin-top: 1.5rem;
  padding-top: 0.5rem;
}
.btn {
  padding: 0.5rem 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #fff;
  background-color: var(--color-navy);
  border: none;
  cursor: pointer;
  transition: background-color 0.15s ease;
}
.btn:hover {
  background-color: var(--color-navy-hover);
}
.btn:disabled {
  opacity: 0.5;
  cursor: default;
}

.success-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-navy);
}
.success-body {
  margin-top: 1rem;
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--color-slate);
}

[hidden] {
  display: none !important;
}