:root {
  --forest: #1F3A2E;
  --forest-dark: #152A21;
  --sage: #9CAF88;
  --sage-light: #DDE6D4;
  --sage-soft: #EAF0E5;
  --yellow: #F3E6A2;
  --yellow-soft: #FBF4CE;
  --turquoise: #62C7C2;
  --turquoise-dark: #3EA8A4;
  --cream: #F7F4EA;
  --white: #FFFDF8;
  --ink: #203128;
  --muted: #667369;
  --line: #C6D0BE;
  --shadow: rgba(31, 58, 46, 0.13);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

/* NAV */

.site-header {
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(22px, 5vw, 72px);
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(31, 58, 46, 0.96);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,.1);
  color: var(--white);
}

.brand {
  display: flex;
  gap: 13px;
  align-items: center;
}

.brand b {
  font-family: Georgia, serif;
  font-size: 20px;
  letter-spacing: .04em;
}

.brand small {
  display: block;
  color: var(--yellow);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.mark {
  height: 42px;
  width: 42px;
  border: 1px solid var(--turquoise);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: Georgia, serif;
  font-size: 12px;
  color: var(--turquoise);
}

nav {
  display: flex;
  gap: 28px;
  font-size: 14px;
}

nav a {
  color: #F3F5EF;
}

nav a:hover {
  color: var(--yellow);
}

.menu-btn {
  display: none;
  background: none;
  border: 0;
  color: var(--white);
  font-size: 25px;
}

/* HERO */

.hero {
  min-height: 680px;
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 70px;
  align-items: center;
  padding: 90px clamp(25px, 8vw, 120px);

  background:
    radial-gradient(
      circle at 82% 20%,
      rgba(98, 199, 194, .22) 0,
      transparent 29%
    ),
    radial-gradient(
      circle at 20% 78%,
      rgba(243, 230, 162, .30) 0,
      transparent 28%
    ),
    linear-gradient(
      135deg,
      #EAF0E5 0%,
      #F7F4EA 55%,
      #DDE6D4 100%
    );
}

.eyebrow {
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--turquoise-dark);
  font-weight: 800;
}

.hero h1,
.section h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  line-height: 1.05;
  margin: 18px 0;
  color: var(--forest);
}

.hero h1 {
  font-size: clamp(48px, 7vw, 88px);
  max-width: 900px;
}

.hero-copy > p {
  max-width: 680px;
  font-size: 18px;
  color: #52635A;
}

.hero-actions {
  display: flex;
  gap: 12px;
  margin: 30px 0;
}

.button,
button {
  border: 1px solid var(--forest);
  border-radius: 999px;
  padding: 12px 20px;
  background: transparent;
  color: var(--forest);
  cursor: pointer;
  transition: .2s ease;
}

.button.primary {
  background: var(--forest);
  color: var(--white);
  border-color: var(--forest);
}

.button.primary:hover {
  background: var(--turquoise-dark);
  border-color: var(--turquoise-dark);
}

.button.ghost {
  border-color: var(--sage);
  background: rgba(255,255,255,.45);
}

button:hover {
  background: var(--yellow);
  color: var(--forest-dark);
  border-color: var(--yellow);
}

.fine {
  font-size: 11px !important;
  color: #738078 !important;
}

/* HERO CARD */

.oracle-card {
  min-height: 430px;
  border: 1px solid #819675;

  background:
    linear-gradient(
      160deg,
      var(--forest),
      #294B3D
    );

  color: var(--white);

  padding: 42px;
  border-radius: 28px;

  box-shadow:
    0 30px 70px rgba(31, 58, 46, .22);

  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.oracle-card .moon {
  font-size: 80px;
  margin: auto;
  color: var(--yellow);
}

.oracle-card span {
  font-size: 10px;
  letter-spacing: .18em;
  color: var(--turquoise);
}

.oracle-card h3 {
  font-family: Georgia, serif;
  font-size: 26px;
  font-weight: 400;
  color: var(--white);
}

.oracle-card button {
  color: var(--forest);
  background: var(--yellow);
  border-color: var(--yellow);
}

/* FOUR FEATURE STRIP */

.strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--forest);
  color: var(--white);
}

.strip div {
  padding: 25px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,.12);
}

.strip b {
  display: block;
  font-family: Georgia, serif;
  font-size: 18px;
  color: var(--yellow);
}

.strip span {
  font-size: 11px;
  color: #D9E2D4;
}

/* GENERAL SECTIONS */

.section {
  padding: 95px clamp(25px, 8vw, 120px);
}

.section.dark {
  background: var(--sage-light);
}

.section-heading {
  max-width: 740px;
  margin-bottom: 44px;
}

.section-heading.centered {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section h2 {
  font-size: clamp(40px, 5vw, 64px);
}

.section-heading p {
  color: var(--muted);
  font-size: 17px;
}

/* SAGE CHAT */

.sage-section {
  display: grid;
  grid-template-columns: .7fr 1.3fr;
  gap: 80px;

  background:
    linear-gradient(
      135deg,
      var(--yellow-soft),
      var(--cream)
    );

  color: var(--ink);
}

.sage-section .eyebrow {
  color: var(--turquoise-dark);
}

.sage-section .section-heading p {
  color: var(--muted);
}

.sage-chat {
  background: var(--white);
  border: 1px solid var(--sage);
  border-radius: 24px;
  padding: 22px;
  box-shadow: 0 16px 45px var(--shadow);
}

.chat-output {
  height: 380px;
  overflow: auto;
  padding: 8px;
}

.bubble {
  max-width: 82%;
  padding: 15px 18px;
  border-radius: 20px;
  margin: 10px 0;
  white-space: pre-wrap;
}

.bubble.sage {
  background: var(--sage-soft);
  color: var(--forest);
}

.bubble.user {
  background: var(--forest);
  color: var(--white);
  margin-left: auto;
}

.sage-chat form {
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.sage-chat textarea {
  width: 100%;
  min-height: 90px;
  resize: vertical;
}

/* CARDS */

.feature-grid,
.product-grid,
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature-card,
.product-card,
.service-card,
.booking-card {
  border: 1px solid var(--line);
  background: var(--white);
  padding: 28px;
  border-radius: 20px;

  box-shadow:
    0 10px 30px rgba(31,58,46,.07);
}

.feature-card:nth-child(1) {
  border-top: 5px solid var(--turquoise);
}

.feature-card:nth-child(2) {
  border-top: 5px solid var(--sage);
}

.feature-card:nth-child(3) {
  border-top: 5px solid var(--yellow);
}

.feature-card .icon {
  font-size: 38px;
  color: var(--turquoise-dark);
}

.feature-card h3,
.product-card h3,
.service-card h3,
.booking-card h3 {
  font-family: Georgia, serif;
  font-size: 25px;
  color: var(--forest);
}

.feature-card p,
.product-card p,
.service-card p {
  color: var(--muted);
}

/* FORM ELEMENTS */

select,
input,
textarea {
  width: 100%;
  background: var(--cream);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  margin: 7px 0;
}

select:focus,
input:focus,
textarea:focus {
  outline: 2px solid rgba(98,199,194,.35);
  border-color: var(--turquoise-dark);
}

.result {
  font-size: 14px;
  margin-top: 14px;
  color: var(--forest);
}

/* PRODUCTS */

.product-card .price,
.service-card .price {
  font-size: 22px;
  color: var(--turquoise-dark);
  margin: 10px 0;
  font-weight: 700;
}

.tag {
  display: inline-block;
  border: 1px solid var(--sage);
  background: var(--sage-soft);
  border-radius: 20px;
  padding: 4px 9px;
  margin: 3px;
  font-size: 10px;
  color: var(--forest);
}

/* BOOKINGS */

.booking-card {
  margin-top: 24px;
  max-width: 850px;
  background:
    linear-gradient(
      145deg,
      var(--white),
      var(--yellow-soft)
    );
}

.two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.form-result {
  margin-top: 10px;
  color: var(--turquoise-dark);
}

/* STORY */

.story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  background: var(--forest);
  color: var(--white);
}

.story h2 {
  color: var(--white);
}

.story .eyebrow {
  color: var(--yellow);
}

.story p {
  color: #DBE2D7;
  font-size: 17px;
}

/* NEWSLETTER */

.newsletter {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;

  background:
    linear-gradient(
      135deg,
      var(--turquoise),
      #82D4CF
    );

  color: var(--forest);
}

.newsletter h2,
.newsletter .eyebrow {
  color: var(--forest);
}

.newsletter form {
  align-self: center;
}

.newsletter input {
  background: rgba(255,255,255,.88);
}

/* FOOTER */

footer {
  padding: 55px clamp(25px, 8vw, 120px);
  background: var(--forest-dark);
  color: #C7D2C5;
  font-size: 12px;
}

footer .brand {
  color: var(--white);
}

footer .brand small {
  color: var(--yellow);
}

.footer-links {
  display: flex;
  gap: 20px;
  margin: 25px 0;
}

.footer-links a {
  color: var(--turquoise);
}

/* MOBILE */

@media (max-width: 850px) {

  .menu-btn {
    display: block;
  }

  nav {
    display: none;
    position: absolute;
    top: 81px;
    left: 0;
    right: 0;
    background: var(--forest);
    padding: 22px;
    flex-direction: column;
  }

  nav.open {
    display: flex;
  }

  .hero,
  .sage-section,
  .story,
  .newsletter {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 55px;
  }

  .oracle-card {
    min-height: 360px;
  }

  .strip {
    grid-template-columns: 1fr 1fr;
  }

  .feature-grid,
  .product-grid,
  .service-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding-top: 70px;
    padding-bottom: 70px;
  }

  .two {
    grid-template-columns: 1fr;
  }
}