/* ─────────────────────────────────────────────────────────
   knokk — Landing Page Styles
   Palette: olive (#3F4A1F / #556B2F / #2A3314) + cream + terracotta
   Type: Fraunces (serif) + Inter (sans)
   ───────────────────────────────────────────────────────── */

:root {
  --olive-deep: #2A3314;
  --olive:      #3F4A1F;
  --olive-mid:  #556B2F;
  --cream:      #F4EFE6;
  --cream-soft: #EFE7D8;
  --terracotta: #C77B4F;

  --font-serif: 'Fraunces', 'Times New Roman', serif;
  --font-sans:  'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 999px;

  --shadow-soft: 0 18px 60px -28px rgba(42, 51, 20, 0.35);
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--olive-deep);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 700ms ease-out, transform 700ms ease-out;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ──────── Typography helpers ──────── */
.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--olive-mid);
  margin-bottom: 1.25rem;
}
.eyebrow--light { color: var(--cream); opacity: 0.8; }

.section-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
  color: var(--olive-deep);
  margin-bottom: 1.5rem;
}

/* ──────── Top nav ──────── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  max-width: 1280px;
  margin: 0 auto;
}
.nav__wordmark {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.75rem;
  letter-spacing: -0.02em;
  color: var(--olive);
}
.nav__cta {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--olive);
  padding: 10px 20px;
  border: 1.5px solid var(--olive);
  border-radius: var(--radius-lg);
  transition: background-color 200ms, color 200ms;
}
.nav__cta:hover {
  background: var(--olive);
  color: var(--cream);
}

/* ──────── Hero ──────── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px 48px 96px;
  min-height: calc(100vh - 96px);
}

.hero__copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero__headline {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(3rem, 7vw, 5.5rem);
  line-height: 0.98;
  letter-spacing: -0.025em;
  color: var(--olive-deep);
  margin-bottom: 2rem;
}
.hero__headline em {
  font-style: italic;
  font-weight: 300;
  color: var(--olive);
}
.hero__accent {
  font-style: italic;
  font-weight: 500;
  color: var(--terracotta);
}

.hero__sub {
  font-size: 1.125rem;
  line-height: 1.55;
  color: var(--olive-deep);
  max-width: 36ch;
  margin-bottom: 2.25rem;
  opacity: 0.85;
}

.hero__note {
  margin-top: 1.25rem;
  font-size: 0.8125rem;
  color: var(--olive-mid);
  letter-spacing: 0.02em;
}

.hero__photo {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 3/4;
  box-shadow: var(--shadow-soft);
}
.hero__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__photo-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(244, 239, 230, 0.0) 0%,
    rgba(244, 239, 230, 0.15) 60%,
    rgba(63, 74, 31, 0.18) 100%
  );
  pointer-events: none;
}

/* ──────── Buttons ──────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 16px 28px;
  border-radius: var(--radius-md);
  transition: background-color 200ms, color 200ms, transform 100ms;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn--primary {
  background: var(--olive);
  color: var(--cream);
}
.btn--primary:hover {
  background: var(--terracotta);
}

.btn--cream {
  background: var(--cream);
  color: var(--olive-deep);
}
.btn--cream:hover {
  background: var(--cream-soft);
}

.btn__arrow {
  transition: transform 200ms;
  display: inline-block;
}
.btn:hover .btn__arrow {
  transform: translateX(3px);
}

/* ──────── Waitlist forms ──────── */
.waitlist {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  width: 100%;
  max-width: 480px;
}
.waitlist input[type="email"] {
  flex: 1 1 240px;
  min-width: 0;
  padding: 16px 18px;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--olive-deep);
  background: #fff;
  border: 1.5px solid #E5DFD1;
  border-radius: var(--radius-md);
  transition: border-color 200ms, box-shadow 200ms;
}
.waitlist input[type="email"]::placeholder {
  color: #B6AC97;
}
.waitlist input[type="email"]:focus {
  outline: none;
  border-color: var(--olive-mid);
  box-shadow: 0 0 0 3px rgba(85, 107, 47, 0.20);
}

.waitlist__status {
  flex-basis: 100%;
  margin-top: 6px;
  font-size: 0.875rem;
  color: var(--olive-mid);
  min-height: 1.4em;
}
.waitlist__status--light { color: var(--cream); }

.waitlist--hero {
  margin-top: 0.5rem;
}

.waitlist--mid {
  max-width: 520px;
  margin: 2.5rem auto 0;
  justify-content: center;
}
.waitlist--mid input[type="email"] {
  flex: 1 1 260px;
}

.waitlist--final {
  margin-top: 2rem;
}
.waitlist--final input[type="email"] {
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(255, 255, 255, 0.4);
}

/* ──────── How it works ──────── */
.how {
  max-width: 1280px;
  margin: 0 auto;
  padding: 96px 48px;
}

.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 56px;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--cream-soft);
}
.step__num {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  font-size: 1rem;
  color: var(--terracotta);
  display: block;
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}
.step__title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.875rem;
  line-height: 1.05;
  color: var(--olive-deep);
  margin-bottom: 1rem;
}
.step__body {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--olive-deep);
  opacity: 0.78;
  max-width: 32ch;
}

/* ──────── Care sections (kids / parents) ──────── */
.care {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
  padding: 96px 48px;
}
.care--parents { background: transparent; }

.care__photo {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  aspect-ratio: 4/5;
}
.care--kids .care__photo { aspect-ratio: 3/2; }
.care--parents .care__photo { aspect-ratio: 3/4; }
.care__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.care__body {
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--olive-deep);
  opacity: 0.85;
  margin-bottom: 1.5rem;
  max-width: 38ch;
}

.care__list {
  list-style: none;
  margin-top: 1.5rem;
  border-top: 1px solid var(--cream-soft);
}
.care__list li {
  padding: 14px 0;
  border-bottom: 1px solid var(--cream-soft);
  font-size: 0.9375rem;
  color: var(--olive-deep);
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.care__list li::before {
  content: '';
  flex-shrink: 0;
  width: 6px; height: 6px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--terracotta);
}

/* ──────── Mid-page waitlist ──────── */
.midwait {
  background: var(--cream-soft);
  padding: 120px 48px;
}
.midwait__inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.midwait__quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1.25;
  color: var(--olive-deep);
  letter-spacing: -0.01em;
  position: relative;
}
.midwait__mark {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--terracotta);
  font-size: 1.5em;
  line-height: 0;
  vertical-align: -0.35em;
  margin-right: 0.05em;
}
.midwait__attr {
  margin-top: 1.5rem;
  font-size: 0.875rem;
  color: var(--olive-mid);
  letter-spacing: 0.02em;
}

/* ──────── Trust pillars ──────── */
.trust {
  max-width: 1280px;
  margin: 0 auto;
  padding: 120px 48px;
}
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 56px;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--cream-soft);
}
.pillar__title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.625rem;
  line-height: 1.15;
  color: var(--olive-deep);
  margin-bottom: 1rem;
}
.pillar__body {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--olive-deep);
  opacity: 0.78;
}

/* ──────── Final CTA ──────── */
.cta-final {
  background: var(--olive);
  background-image:
    radial-gradient(at 80% 0%, rgba(199, 123, 79, 0.10) 0%, transparent 50%),
    radial-gradient(at 0% 100%, rgba(85, 107, 47, 0.55) 0%, transparent 55%);
  color: var(--cream);
  padding: 140px 48px;
}
.cta-final__inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.cta-final__title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--cream);
  margin-bottom: 1.5rem;
}
.cta-final__sub {
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--cream);
  opacity: 0.85;
  max-width: 52ch;
  margin: 0 auto;
}
.cta-final__small {
  margin-top: 2rem;
  font-size: 0.8125rem;
  color: var(--cream);
  opacity: 0.7;
  letter-spacing: 0.02em;
}

/* ──────── Footer ──────── */
.footer {
  background: var(--olive-deep);
  color: var(--cream);
  padding: 64px 48px;
}
.footer__inner {
  max-width: 1280px;
  margin: 0 auto;
  text-align: center;
}
.footer__wordmark {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 2rem;
  display: block;
  margin-bottom: 0.75rem;
  color: var(--cream);
  letter-spacing: -0.02em;
}
.footer__tag {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  font-size: 1.125rem;
  opacity: 0.85;
  margin-bottom: 2rem;
}
.footer__meta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.875rem;
  opacity: 0.7;
}
.footer__meta a:hover { color: var(--terracotta); opacity: 1; }
.footer__dot { opacity: 0.5; }

/* ──────── Responsive ──────── */
@media (max-width: 900px) {
  .nav { padding: 20px 24px; }

  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 32px 24px 80px;
    min-height: auto;
  }
  .hero__photo {
    order: -1;
    aspect-ratio: 4/3;
    max-height: 480px;
  }

  .how, .trust { padding: 72px 24px; }
  .care {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 64px 24px;
  }
  .care--parents .care__photo { order: -1; }
  .care__photo {
    aspect-ratio: 4/3 !important;
  }
  .steps, .pillars {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .midwait { padding: 80px 24px; }
  .cta-final { padding: 96px 24px; }
  .footer { padding: 56px 24px; }

  .waitlist { flex-direction: column; }
  .waitlist input[type="email"] { flex: 1 1 auto; width: 100%; }
  .btn { width: 100%; }
}

@media (max-width: 480px) {
  .hero__headline { font-size: 2.75rem; }
  .nav__cta { padding: 8px 16px; font-size: 0.8125rem; }
}