:root {
  --ink: #14201f;
  --ink-strong: #071110;
  --muted: #586765;
  --paper: #f7f2ea;
  --paper-strong: #fffaf2;
  --mist: #e6efeb;
  --line: rgba(20, 32, 31, 0.14);
  --teal: #0f766e;
  --teal-dark: #0c4f4a;
  --coral: #df6b57;
  --amber: #e6b85c;
  --blue: #265e7c;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(7, 17, 16, 0.18);
  --radius: 8px;
  --header-height: 74px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

body::selection {
  color: var(--white);
  background: var(--teal-dark);
}

img,
svg {
  display: block;
}

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

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid rgba(223, 107, 87, 0.7);
  outline-offset: 3px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  min-height: var(--header-height);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 52px);
  color: var(--white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  transition: background 180ms ease, color 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.site-header.is-scrolled {
  color: var(--ink);
  background: rgba(247, 242, 234, 0.93);
  border-color: var(--line);
  box-shadow: 0 12px 28px rgba(7, 17, 16, 0.1);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 150px;
}

.brand-logo {
  width: auto;
  height: 58px;
  max-width: 172px;
  object-fit: contain;
}

.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;
}

.main-nav {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(7, 17, 16, 0.28);
  backdrop-filter: blur(12px);
}

.site-header.is-scrolled .main-nav {
  background: rgba(255, 250, 242, 0.78);
  border-color: var(--line);
}

.main-nav a {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border-radius: 6px;
  font-size: 0.9rem;
  color: currentColor;
  opacity: 0.84;
}

.main-nav a:hover {
  opacity: 1;
  background: rgba(15, 118, 110, 0.15);
}

.header-cta {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  color: var(--ink-strong);
  background: var(--amber);
  border-radius: var(--radius);
  font-weight: 800;
  box-shadow: 0 10px 28px rgba(7, 17, 16, 0.16);
}

.header-actions {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 4px;
  color: currentColor;
  background: rgba(7, 17, 16, 0.24);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  backdrop-filter: blur(12px);
}

.site-header.is-scrolled .language-switcher {
  background: rgba(255, 250, 242, 0.78);
  border-color: var(--line);
}

.language-switcher button {
  min-width: 34px;
  min-height: 34px;
  padding: 0 8px;
  color: currentColor;
  background: transparent;
  border: 0;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 900;
}

.language-switcher button.is-active {
  color: var(--ink-strong);
  background: var(--amber);
}

.hero {
  min-height: 88svh;
  position: relative;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
  background: var(--ink-strong);
}

.hero-image,
.hero-scrim {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
}

.hero-scrim {
  background:
    linear-gradient(90deg, rgba(7, 17, 16, 0.9) 0%, rgba(7, 17, 16, 0.78) 38%, rgba(7, 17, 16, 0.24) 72%),
    linear-gradient(0deg, rgba(7, 17, 16, 0.72) 0%, rgba(7, 17, 16, 0.04) 55%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(850px, 100%);
  padding: 116px clamp(18px, 4vw, 52px) 32px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--coral);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: inherit;
  line-height: 1.02;
  letter-spacing: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: clamp(2.7rem, 4.85vw, 5.15rem);
  font-weight: 850;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2.15rem, 4.2vw, 4.6rem);
  font-weight: 830;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.28rem;
  font-weight: 830;
}

.hero-copy {
  max-width: 760px;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(1.05rem, 1.6vw, 1.28rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 850;
  text-align: center;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-icon {
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
}

.button svg,
.tile-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.button-primary {
  color: var(--ink-strong);
  background: var(--amber);
  box-shadow: 0 18px 36px rgba(230, 184, 92, 0.22);
}

.button-secondary {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.26);
  backdrop-filter: blur(14px);
}

.button-dark {
  width: 100%;
  color: var(--white);
  background: var(--ink-strong);
}

.hero-signals {
  max-width: 640px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  overflow: hidden;
}

.hero-signals div {
  padding: 13px 16px;
  background: rgba(7, 17, 16, 0.42);
  backdrop-filter: blur(10px);
}

.hero-signals dt {
  font-size: 1.25rem;
  font-weight: 900;
}

.hero-signals dd {
  margin: 3px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.86rem;
}

.intro-band {
  min-height: 12svh;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px clamp(18px, 4vw, 52px);
  color: var(--white);
  background: var(--teal-dark);
  overflow-x: auto;
}

.intro-band p {
  min-width: min(560px, 76vw);
  margin: 0 auto 0 0;
  font-size: clamp(1.15rem, 2vw, 1.75rem);
  font-weight: 820;
}

.intro-band span {
  flex: 0 0 auto;
  padding: 9px 12px;
  color: var(--ink-strong);
  background: var(--mist);
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 800;
}

.section {
  padding: clamp(70px, 9vw, 118px) clamp(18px, 4vw, 52px);
}

.section-heading {
  max-width: 980px;
  margin-bottom: 34px;
}

.section-heading.compact {
  max-width: 760px;
}

.audience {
  background: var(--paper-strong);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.audience-grid article,
.offer-card {
  min-height: 100%;
  padding: 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 30px rgba(7, 17, 16, 0.05);
}

.tile-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  color: var(--teal-dark);
  background: var(--mist);
  border-radius: var(--radius);
}

.audience-grid p,
.workflow-copy p,
.offer-card p,
.experiment p,
.book-copy p {
  color: var(--muted);
}

.workflows {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(360px, 1.2fr);
  gap: clamp(32px, 6vw, 86px);
  align-items: start;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(20, 32, 31, 0.97), rgba(12, 79, 74, 0.95)),
    var(--ink);
}

.workflow-copy {
  position: sticky;
  top: 108px;
}

.workflow-copy p {
  color: rgba(255, 255, 255, 0.76);
}

.workflow-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.workflow-list span {
  min-height: 68px;
  display: flex;
  align-items: center;
  padding: 18px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius);
  font-weight: 800;
}

.workflow-list span:nth-child(3n + 1) {
  border-left: 4px solid var(--coral);
}

.workflow-list span:nth-child(3n + 2) {
  border-left: 4px solid var(--amber);
}

.workflow-list span:nth-child(3n) {
  border-left: 4px solid #66b7ad;
}

.seo-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(360px, 1.1fr);
  gap: clamp(30px, 5vw, 70px);
  align-items: start;
  background: var(--paper-strong);
}

.seo-copy {
  max-width: 760px;
}

.seo-copy p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.08rem;
}

.seo-keywords {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.seo-keywords span {
  min-height: 72px;
  display: flex;
  align-items: center;
  padding: 16px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-weight: 850;
  box-shadow: 0 10px 24px rgba(7, 17, 16, 0.04);
}

.offers {
  background: var(--paper);
}

.offer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.offer-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.offer-card.featured {
  color: var(--white);
  background: var(--teal-dark);
  border-color: var(--teal-dark);
  box-shadow: var(--shadow);
}

.offer-card.featured p {
  color: rgba(255, 255, 255, 0.78);
}

.offer-card.featured .offer-link {
  color: var(--ink-strong);
  background: var(--amber);
}

.offer-number {
  margin-bottom: 8px;
  color: var(--coral);
  font-weight: 900;
}

.offer-price {
  margin-top: auto;
  color: var(--teal-dark);
  font-size: 1.9rem;
  font-weight: 920;
}

.offer-card.featured .offer-price {
  color: var(--amber);
}

.result {
  min-height: 72px;
}

.offer-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  color: var(--white);
  background: var(--ink-strong);
  border-radius: var(--radius);
  font-weight: 850;
}

.why {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(360px, 1.15fr);
  gap: clamp(32px, 6vw, 86px);
  background: var(--paper-strong);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.proof-grid div {
  min-height: 96px;
  display: flex;
  align-items: flex-end;
  padding: 18px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-weight: 820;
}

.proof-grid div:nth-child(2),
.proof-grid div:nth-child(6) {
  background: var(--mist);
}

.proof-grid div:nth-child(3) {
  border-top: 4px solid var(--coral);
}

.proof-grid div:nth-child(7) {
  grid-column: 1 / -1;
  color: var(--white);
  background: var(--blue);
}

.experiment {
  padding: clamp(78px, 10vw, 132px) clamp(18px, 4vw, 52px);
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(7, 17, 16, 0.88), rgba(7, 17, 16, 0.42)),
    url("assets/aiadaptor-experiment.png") center / cover;
}

.experiment-inner {
  max-width: 820px;
}

.experiment p {
  max-width: 740px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.15rem;
}

.book {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(320px, 560px);
  gap: clamp(32px, 6vw, 90px);
  padding: clamp(70px, 9vw, 118px) clamp(18px, 4vw, 52px);
  background: var(--amber);
}

.book .eyebrow {
  color: var(--teal-dark);
}

.book-copy {
  align-self: center;
}

.book-copy p {
  color: rgba(7, 17, 16, 0.72);
  font-size: 1.18rem;
}

.book-form {
  display: grid;
  gap: 14px;
  padding: 22px;
  background: var(--paper-strong);
  border: 1px solid rgba(7, 17, 16, 0.14);
  border-radius: var(--radius);
  box-shadow: 0 24px 50px rgba(7, 17, 16, 0.14);
}

.booking-panel .button {
  width: 100%;
}

.booking-panel .button-secondary {
  color: var(--ink-strong);
  background: var(--white);
  border-color: var(--line);
  backdrop-filter: none;
}

label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 820;
}

input,
select {
  width: 100%;
  min-height: 48px;
  padding: 0 13px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--teal-dark);
  font-weight: 800;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px clamp(18px, 4vw, 52px);
  color: var(--white);
  background: var(--ink-strong);
}

.footer-motto {
  max-width: 360px;
  margin: 0 auto 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.98rem;
  font-weight: 820;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  color: rgba(255, 255, 255, 0.72);
}

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

.partner-band {
  padding: 0 clamp(18px, 4vw, 52px);
  color: var(--white);
  background: var(--ink-strong);
}

.partner-strip {
  width: min(1180px, 100%);
  min-height: 64px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 0;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.82);
}

.partner-strip img {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

.partner-strip span {
  font-weight: 840;
}

.partner-strip strong {
  margin-left: auto;
  color: var(--amber);
  font-size: 0.92rem;
}

.partner-strip:hover strong {
  color: var(--white);
}

@media (max-width: 1100px) {
  .site-header {
    grid-template-columns: auto 1fr;
  }

  .header-actions {
    justify-self: end;
  }

  .main-nav {
    display: none;
  }

  .audience-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .result {
    min-height: auto;
  }
}

@media (max-width: 860px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .brand {
    min-width: 0;
  }

  .brand-logo {
    height: 48px;
    max-width: 142px;
  }

  .hero {
    min-height: 92svh;
  }

  .hero-content {
    padding-top: 120px;
  }

  .hero-signals,
  .workflows,
  .why,
  .book,
  .seo-section {
    grid-template-columns: 1fr;
  }


  .workflow-copy {
    position: static;
  }

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

@media (max-width: 620px) {
  .site-header {
    min-height: 66px;
    padding: 12px 14px;
  }

  .header-cta {
    min-height: 38px;
    padding: 0 12px;
    font-size: 0.86rem;
  }

  .header-actions {
    gap: 7px;
  }

  .language-switcher {
    position: fixed;
    left: 14px;
    right: 14px;
    bottom: 14px;
    z-index: 40;
    justify-content: center;
    color: var(--ink);
    background: rgba(255, 250, 242, 0.93);
    border-color: var(--line);
    box-shadow: 0 12px 30px rgba(7, 17, 16, 0.16);
  }

  .language-switcher button {
    min-width: 62px;
  }

  .hero-content {
    padding: 92px 16px 24px;
  }

  h1 {
    font-size: 2.36rem;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .workflow-list,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .hero-signals {
    display: none;
  }

  .seo-keywords {
    grid-template-columns: 1fr;
  }


  .intro-band {
    align-items: flex-start;
    flex-direction: column;
  }

  .intro-band p {
    min-width: 0;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-motto {
    margin: 0;
  }

  .partner-strip {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0 20px;
  }

  .partner-strip strong {
    margin-left: 0;
  }
}