:root {
  --ink: #101615;
  --muted: #5c6663;
  --line: #dce3df;
  --paper: #fbfcf8;
  --surface: #ffffff;
  --green: #107a5d;
  --green-dark: #0b4f3f;
  --mint: #dff6ea;
  --amber: #f2b84b;
  --clay: #c9553f;
  --blue: #274c77;
  --shadow: 0 24px 70px rgba(16, 22, 21, 0.13);
  --radius: 8px;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
  overflow-x: hidden;
}

body::selection {
  background: var(--amber);
  color: var(--ink);
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px max(20px, calc((100vw - var(--max)) / 2));
  border-bottom: 1px solid rgba(16, 22, 21, 0.08);
  background: rgba(251, 252, 248, 0.92);
  backdrop-filter: blur(16px);
}

.brand,
.nav-links,
.hero-actions,
.trust-row {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: var(--radius);
  color: #fff;
  background: var(--green-dark);
  font-size: 0.78rem;
  letter-spacing: 0;
}

.nav-links {
  gap: 22px;
  color: var(--muted);
  font-size: 0.94rem;
}

.nav-links a,
.header-cta,
.site-footer a {
  text-decoration: none;
}

.nav-links a:hover,
.site-footer a:hover {
  color: var(--green);
}

.header-cta {
  padding: 10px 16px;
  border: 1px solid var(--green-dark);
  border-radius: var(--radius);
  color: var(--green-dark);
  font-weight: 800;
}

.section-band,
.section-pad,
.pain-outcome,
.site-footer {
  padding-left: max(20px, calc((100vw - var(--max)) / 2));
  padding-right: max(20px, calc((100vw - var(--max)) / 2));
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.86fr);
  gap: 46px;
  min-height: calc(100vh - 64px);
  padding-top: 72px;
  padding-bottom: 54px;
  align-items: center;
  overflow: hidden;
}

.hero-copy {
  min-width: 0;
  max-width: 100%;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--clay);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1,
h2 {
  line-height: 0.96;
  letter-spacing: 0;
  overflow-wrap: break-word;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 5.22rem;
}

h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 4rem;
}

h3 {
  margin-bottom: 8px;
  line-height: 1.15;
  font-size: 1.08rem;
  overflow-wrap: break-word;
}

.hero-lead {
  max-width: 650px;
  color: #2f3936;
  font-size: 1.2rem;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0 22px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  padding: 13px 18px;
  font-weight: 900;
  text-align: center;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

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

.button-primary {
  color: #fff;
  background: var(--green);
  box-shadow: 0 12px 30px rgba(16, 122, 93, 0.22);
}

.button-primary:hover {
  background: var(--green-dark);
}

.button-secondary {
  color: var(--ink);
  border: 1px solid var(--line);
  background: var(--surface);
}

.button-wide {
  width: 100%;
}

.trust-row {
  flex-wrap: wrap;
  gap: 9px;
  color: var(--muted);
  font-size: 0.92rem;
}

.trust-row span {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
}

.hero-visual {
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
  border: 1px solid #cdd8d3;
  border-radius: var(--radius);
  background: #eaf1ed;
  box-shadow: var(--shadow);
  transform: rotate(1.2deg);
}

.browser-bar {
  display: grid;
  grid-template-columns: 12px 12px 12px 1fr;
  gap: 8px;
  align-items: center;
  padding: 14px;
  border-bottom: 1px solid #cdd8d3;
}

.browser-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--clay);
}

.browser-bar span:nth-child(2) {
  background: var(--amber);
}

.browser-bar span:nth-child(3) {
  background: var(--green);
}

.browser-bar strong {
  justify-self: end;
  min-width: 0;
  overflow: hidden;
  color: var(--muted);
  font-size: 0.82rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sheet-panel {
  min-width: 0;
  padding: 18px;
}

.ai-command {
  padding: 16px;
  border-radius: var(--radius);
  color: #fff;
  background: var(--blue);
}

.ai-command span {
  display: block;
  margin-bottom: 5px;
  color: #b9d7f4;
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
}

.ai-command p {
  margin-bottom: 0;
  font-size: 1.02rem;
  font-weight: 800;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 12px 0;
}

.metric-grid article,
.audience-grid article,
.lesson-list article,
.steps article,
.price-box,
.faq details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.metric-grid article {
  min-height: 118px;
  padding: 14px;
}

.metric-grid small,
.metric-grid em {
  display: block;
  color: var(--muted);
  font-style: normal;
}

.metric-grid strong {
  display: block;
  margin: 8px 0;
  font-size: 1.45rem;
  line-height: 1;
}

.metric-grid em {
  color: var(--green);
  font-size: 0.84rem;
  font-weight: 800;
}

.sheet-table {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.sheet-table div {
  min-height: 42px;
  padding: 10px 12px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
}

.sheet-table div:nth-child(3n) {
  border-right: 0;
}

.table-head {
  color: #fff;
  background: var(--green-dark);
  font-weight: 900;
}

.status {
  display: inline-flex;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 900;
}

.status.ok {
  color: var(--green-dark);
  background: var(--mint);
}

.status.wait {
  color: #7a4d00;
  background: #fff0c7;
}

.pain-outcome {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  padding-top: 46px;
  padding-bottom: 56px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.split-copy {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  max-width: 860px;
}

.split-copy h2 {
  margin-bottom: 0;
  font-size: 3.3rem;
}

.split-copy p,
.mechanism-copy p,
.offer-copy p,
.guarantee-box p,
.final-cta p {
  color: var(--muted);
  font-size: 1.05rem;
}

.section-pad {
  padding-top: 88px;
  padding-bottom: 88px;
}

.section-heading {
  min-width: 0;
  max-width: 780px;
  margin-bottom: 36px;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.audience-grid article,
.lesson-list article,
.steps article {
  padding: 22px;
}

.audience-grid span,
.lesson-list span {
  display: inline-block;
  margin-bottom: 30px;
  color: var(--green);
  font-weight: 900;
}

.audience-grid p,
.lesson-list p,
.steps p,
.faq p {
  margin-bottom: 0;
  color: var(--muted);
}

.curriculum {
  padding-top: 88px;
  padding-bottom: 88px;
  background: #15211e;
  color: #fff;
}

.curriculum .eyebrow {
  color: var(--amber);
}

.curriculum .lesson-list p {
  color: #b9c7c3;
}

.lesson-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.lesson-list article {
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.055);
}

.lesson-list article:last-child {
  grid-column: 1 / -1;
}

.lesson-list span {
  color: var(--amber);
}

.mechanism {
  display: grid;
  grid-template-columns: 0.88fr 1fr;
  gap: 42px;
  align-items: start;
}

.mechanism-copy {
  position: sticky;
  top: 102px;
}

.steps {
  display: grid;
  gap: 14px;
}

.steps strong {
  display: grid;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  place-items: center;
  border-radius: var(--radius);
  color: #fff;
  background: var(--clay);
  font-size: 1.2rem;
}

.offer {
  padding-top: 80px;
  padding-bottom: 80px;
  background: #e6f4ee;
}

.offer-card {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 28px;
  align-items: stretch;
}

.offer-copy {
  padding: 44px;
  border-radius: var(--radius);
  color: #fff;
  background: var(--green-dark);
}

.offer-copy .eyebrow {
  color: var(--amber);
}

.offer-copy p {
  color: #d4e7df;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
}

.check-list li::before {
  position: absolute;
  left: 0;
  top: 1px;
  content: "✓";
  color: var(--amber);
  font-weight: 900;
}

.price-box {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 28px;
  box-shadow: var(--shadow);
}

.price-box span {
  color: var(--muted);
  font-weight: 800;
}

.price-box strong {
  display: block;
  margin: 10px 0;
  color: var(--green-dark);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 4rem;
  line-height: 0.95;
}

.price-box small {
  display: block;
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.82rem;
}

.guarantee-box {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 32px;
  align-items: center;
  max-width: 900px;
}

.seal {
  display: grid;
  width: 150px;
  height: 150px;
  place-items: center;
  border: 2px solid var(--green);
  border-radius: 50%;
  color: var(--green-dark);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2.2rem;
  font-weight: 900;
  text-align: center;
}

.faq {
  padding-top: 88px;
  padding-bottom: 88px;
  background: var(--surface);
}

.faq-list {
  display: grid;
  gap: 10px;
  max-width: 860px;
}

.faq summary {
  cursor: pointer;
  padding: 20px;
  font-weight: 900;
}

.faq summary::marker {
  color: var(--green);
}

.faq p {
  padding: 0 20px 20px;
}

.final-cta {
  max-width: 920px;
}

.final-cta h2 {
  margin-bottom: 18px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 28px;
  padding-bottom: 28px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.site-footer p {
  margin: 0;
}

@media (max-width: 980px) {
  h1 {
    font-size: 4.7rem;
  }

  h2 {
    font-size: 3.2rem;
  }

  .split-copy h2 {
    font-size: 2.8rem;
  }

  .hero,
  .pain-outcome,
  .split-copy,
  .mechanism,
  .offer-card,
  .guarantee-box {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero {
    min-height: auto;
    padding-top: 54px;
  }

  .hero-visual {
    transform: none;
  }

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

  .mechanism-copy {
    position: static;
  }

  .offer-card {
    gap: 14px;
  }
}

@media (max-width: 720px) {
  .site-header {
    padding-top: 10px;
    padding-bottom: 10px;
  }

  .nav-links,
  .header-cta {
    display: none;
  }

  .brand {
    font-size: 0.95rem;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
    padding-top: 38px;
    padding-bottom: 34px;
  }

  .hero-copy,
  .hero-copy h1,
  .hero-lead {
    width: 100%;
    max-width: min(330px, calc(100vw - 40px));
  }

  .hero-visual {
    width: 100%;
    max-width: min(350px, calc(100vw - 40px));
  }

  h1 {
    font-size: 2.08rem;
    overflow-wrap: break-word;
  }

  h2 {
    font-size: 2rem;
  }

  .split-copy h2 {
    font-size: 2rem;
  }

  .section-heading,
  .split-copy,
  .mechanism-copy,
  .offer-copy,
  .price-box,
  .guarantee-box,
  .final-cta,
  .audience-grid article,
  .lesson-list article,
  .steps article {
    min-width: 0;
    max-width: min(350px, calc(100vw - 40px));
  }

  .hero-lead,
  .split-copy p,
  .mechanism-copy p,
  .offer-copy p,
  .guarantee-box p,
  .final-cta p {
    font-size: 1rem;
  }

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

  .hero-visual {
    margin-bottom: 18px;
  }

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

  .sheet-table {
    grid-template-columns: 1fr 0.7fr 0.8fr;
  }

  .sheet-table div {
    padding: 9px 8px;
    font-size: 0.8rem;
  }

  .section-pad,
  .curriculum,
  .offer,
  .faq {
    padding-top: 58px;
    padding-bottom: 58px;
  }

  .pain-outcome {
    padding-top: 38px;
    padding-bottom: 42px;
  }

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

  .lesson-list article:last-child {
    grid-column: auto;
  }

  .offer-copy,
  .price-box {
    padding: 24px;
  }

  .price-box strong {
    font-size: 3.2rem;
  }

  .guarantee-box {
    gap: 20px;
  }

  .seal {
    width: 118px;
    height: 118px;
    font-size: 1.7rem;
  }

  .site-footer {
    display: block;
  }
}

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

  .button {
    transition: none;
  }

  .button:hover {
    transform: none;
  }
}