:root {
  --bg: #f4f7f6;
  --bg-alt: #e7efed;
  --ink: #122429;
  --muted: #4b6167;
  --line: rgba(18, 36, 41, 0.12);
  --brand: #145c5a;
  --brand-deep: #0b3536;
  --accent: #c48a4a;
  --surface: #ffffff;
  --radius: 18px;
  --shadow: 0 18px 50px rgba(11, 53, 54, 0.08);
  --font-display: "Unbounded", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, sans-serif;
  --wrap: min(1120px, calc(100% - 2.5rem));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(196, 138, 74, 0.12), transparent 55%),
    radial-gradient(900px 500px at -10% 20%, rgba(20, 92, 90, 0.1), transparent 50%),
    var(--bg);
  line-height: 1.55;
}

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

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

.wrap {
  width: var(--wrap);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(244, 247, 246, 0.82);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(244, 247, 246, 0.94);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
}

.logo {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.nav {
  display: flex;
  gap: 1.25rem;
  font-size: 0.92rem;
  color: var(--muted);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 52px;
  padding: 0.85rem 1.4rem;
  border: 0;
  border-radius: 999px;
  background: var(--brand);
  color: #fff;
  font: inherit;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
  box-shadow: 0 10px 30px rgba(20, 92, 90, 0.25);
}

.btn:hover {
  background: var(--brand-deep);
  transform: translateY(-2px);
}

.btn-sm {
  min-height: 42px;
  padding: 0.55rem 1.05rem;
  font-size: 0.88rem;
}

.btn-block {
  width: 100%;
}

.text-link {
  font-weight: 600;
  color: var(--brand);
  border-bottom: 1px solid rgba(20, 92, 90, 0.35);
}

.hero {
  position: relative;
  min-height: min(100vh, 920px);
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 7.5rem 0 4.5rem;
  background:
    linear-gradient(120deg, rgba(244, 247, 246, 0.55) 0%, rgba(244, 247, 246, 0.08) 48%, rgba(20, 92, 90, 0.12) 100%),
    radial-gradient(ellipse 70% 55% at 78% 42%, rgba(196, 138, 74, 0.18), transparent 70%);
}

.hero-visual {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.95;
}

.tide {
  width: 100%;
  height: 100%;
}

.tide-path {
  transform-origin: center;
}

.tide-a {
  animation: drift 14s ease-in-out infinite alternate;
}

.tide-b {
  animation: drift 18s ease-in-out infinite alternate-reverse;
}

.tide-c {
  animation: drift 12s ease-in-out infinite alternate;
}

@keyframes drift {
  from {
    transform: translate3d(-1.5%, 0, 0) scale(1.02);
  }
  to {
    transform: translate3d(1.5%, -1.5%, 0) scale(1.05);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero-kicker {
  margin: 0 0 1rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--brand);
}

.hero-brand {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
  font-weight: 700;
}

.hero-sub {
  margin: 1.25rem 0 0;
  max-width: 28ch;
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  font-weight: 600;
  line-height: 1.25;
}

.hero-author {
  margin: 1rem 0 0;
  color: var(--muted);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
  margin-top: 2rem;
}

.section {
  padding: 5.5rem 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(231, 239, 237, 0.85), rgba(231, 239, 237, 0.35));
}

.section-dark {
  background:
    linear-gradient(135deg, rgba(11, 53, 54, 0.96), rgba(20, 92, 90, 0.92)),
    var(--brand-deep);
  color: #f3f7f6;
}

.section-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.5vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  text-align: center;
}

.section-title.align-left,
.section-lead.align-left {
  text-align: left;
}

.section-lead {
  max-width: 46rem;
  margin: 1rem auto 0;
  text-align: center;
  color: var(--muted);
}

.section-dark .section-lead,
.section-dark .section-title {
  color: inherit;
}

.eyebrow {
  margin: 0 0 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.75rem;
}

.audience-item {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.audience-mark {
  display: block;
  width: 42px;
  height: 3px;
  margin-bottom: 1.25rem;
  background: var(--accent);
}

.audience-item p {
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem 2rem;
  margin-top: 2.75rem;
}

.process-item {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}

.process-item h3 {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
}

.process-item p {
  margin: 0;
  color: var(--muted);
}

.author-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: start;
}

.cred-list {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

.cred-list li {
  position: relative;
  padding-left: 1.1rem;
  color: var(--muted);
}

.cred-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand);
}

.author-quote {
  margin: 0;
  padding: 2rem;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border-left: 4px solid var(--accent);
  font-size: 1.08rem;
  color: var(--muted);
}

.author-quote p {
  margin: 0;
}

.modules {
  display: grid;
  gap: 0.75rem;
  margin-top: 2.5rem;
}

.module {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}

.module-toggle {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 1.1rem 1.25rem;
  border: 0;
  background: transparent;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.module-num {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--brand);
  letter-spacing: 0.06em;
}

.module-title {
  font-weight: 700;
}

.module-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  transition: transform 0.25s ease;
}

.module-icon::before {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(45deg) translate(-1px, -1px);
}

.module.is-open .module-icon {
  transform: rotate(180deg);
  background: var(--bg-alt);
}

.module-body {
  display: none;
  padding: 0 1.25rem 1.25rem 4.2rem;
  color: var(--muted);
}

.module.is-open .module-body {
  display: block;
}

.module-body p {
  margin: 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  margin-top: 2.75rem;
}

.price-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.price-card-featured {
  background:
    linear-gradient(180deg, rgba(20, 92, 90, 0.06), transparent 40%),
    var(--surface);
  border-color: rgba(20, 92, 90, 0.28);
}

.price-badge {
  position: absolute;
  top: 1.1rem;
  right: 1.1rem;
  margin: 0;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
}

.price-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-top: 1rem;
}

.price-old {
  color: var(--muted);
  text-decoration: line-through;
}

.price-new {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
}

.price-save {
  margin: 0.35rem 0 0;
  color: var(--brand);
  font-weight: 700;
  font-size: 0.92rem;
}

.price-list {
  margin: 1.5rem 0 1.75rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.65rem;
  color: var(--muted);
}

.price-list li {
  position: relative;
  padding-left: 1.2rem;
}

.price-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--brand);
  opacity: 0.7;
}

.results-list {
  margin: 2.5rem auto 0;
  padding: 0;
  list-style: none;
  max-width: 720px;
  display: grid;
  gap: 1rem;
}

.results-list li {
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 1.15rem;
  font-weight: 600;
}

.order-simple {
  max-width: 440px;
  margin-inline: auto;
}

.order-form {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
  padding: 1.75rem;
  background: var(--surface);
  border-radius: calc(var(--radius) + 4px);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.order-form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.order-form input,
.order-form select {
  width: 100%;
  min-height: 48px;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fbfcfc;
  font: inherit;
  color: var(--ink);
}

.order-form input:focus,
.order-form select:focus {
  outline: 2px solid rgba(20, 92, 90, 0.25);
  border-color: var(--brand);
}

.checkbox {
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 0.65rem;
  font-weight: 500 !important;
  color: var(--muted);
}

.checkbox input {
  width: auto;
  min-height: auto;
  margin-top: 0.2rem;
}

.form-note {
  margin: 0;
  color: var(--brand);
  font-weight: 600;
}

.site-footer {
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-brand {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  color: var(--ink);
  font-weight: 600;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 900px) {
  .nav {
    display: none;
  }

  .audience-grid,
  .process-list,
  .author-layout,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
  }

  .hero {
    min-height: auto;
    padding: 6.5rem 0 4rem;
  }

  .module-body {
    padding-left: 1.25rem;
  }

  .section {
    padding: 4rem 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .tide-a,
  .tide-b,
  .tide-c,
  .reveal {
    animation: none;
    transition: none;
    opacity: 1;
    transform: none;
  }
}