:root {
  --ink: #111820;
  --ink-2: #1c2a35;
  --paper: #f7f4ef;
  --white: #ffffff;
  --line: #d8d2c8;
  --blue: #1769aa;
  --cyan: #2aa7b8;
  --green: #2e8b57;
  --amber: #c98323;
  --muted: #5d6872;
  --shadow: 0 18px 42px rgba(17, 24, 32, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
}

.plain-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: var(--ink);
}

.unsubscribe-shell {
  width: min(720px, 100%);
}

.unsubscribe-logo {
  width: 240px;
  height: auto;
  margin: 0 0 22px;
}

.unsubscribe-panel {
  padding: clamp(24px, 5vw, 42px);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.unsubscribe-panel h1 {
  margin: 0 0 14px;
  color: var(--ink);
  font-size: clamp(34px, 6vw, 54px);
  line-height: 1.02;
}

.unsubscribe-panel p {
  color: var(--muted);
}

.unsubscribe-form {
  margin-top: 24px;
}

.unsubscribe-note {
  margin: 18px 0 0;
  font-size: 13px;
}

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

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

.site-header {
  position: fixed;
  z-index: 10;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 68px;
  padding: 14px clamp(18px, 4vw, 56px);
  color: var(--white);
  background: rgba(17, 24, 32, 0.82);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(14px);
}

.brand,
.top-nav {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 700;
}

.brand img {
  width: auto;
  height: 42px;
  object-fit: contain;
}

.top-nav {
  gap: clamp(12px, 3vw, 30px);
  font-size: 14px;
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
}

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

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

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(17, 24, 32, 0.96) 0%, rgba(17, 24, 32, 0.76) 38%, rgba(17, 24, 32, 0.2) 78%),
    linear-gradient(0deg, rgba(17, 24, 32, 0.72) 0%, rgba(17, 24, 32, 0.08) 45%);
}

.hero-content {
  position: relative;
  width: min(720px, calc(100% - 36px));
  margin-left: clamp(18px, 6vw, 86px);
  padding-top: 72px;
}

.eyebrow {
  margin: 0 0 14px;
  color: #8ce0c4;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(44px, 7vw, 78px);
  line-height: 0.98;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 50px);
  line-height: 1.05;
}

h3 {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.2;
}

.hero-copy {
  max-width: 620px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 21px;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

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

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

.button.primary:hover {
  background: #247348;
}

.button.secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.button.full {
  width: 100%;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  width: min(660px, 100%);
  margin: 34px 0 0;
}

.hero-facts div {
  padding: 15px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

dt {
  color: rgba(255, 255, 255, 0.66);
  font-size: 12px;
}

dd {
  margin: 4px 0 0;
  font-weight: 700;
}

.section {
  padding: clamp(58px, 8vw, 104px) clamp(18px, 5vw, 72px);
}

.section-inner {
  width: min(1160px, 100%);
  margin: 0 auto;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1fr);
  gap: clamp(24px, 6vw, 80px);
  align-items: start;
}

.problem {
  background: var(--white);
}

.problem p:not(.eyebrow) {
  margin: 0;
  color: var(--muted);
  font-size: 20px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 30px;
}

.section-heading.compact {
  max-width: 660px;
}

.feature-grid,
.syllabus-grid,
.mode-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.feature-card,
.syllabus-card,
.mode-grid article {
  min-height: 210px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 24px rgba(17, 24, 32, 0.06);
}

.syllabus-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.syllabus-card {
  min-height: 250px;
}

.syllabus-card.wide {
  grid-column: span 2;
}

.syllabus-card span {
  display: inline-flex;
  margin-bottom: 28px;
  color: var(--amber);
  font-weight: 700;
}

.syllabus-card ul {
  display: grid;
  gap: 8px;
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.section-note {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.feature-icon {
  display: inline-flex;
  margin-bottom: 34px;
  color: var(--amber);
  font-weight: 700;
}

.feature-card p,
.mode-grid p,
.contact-copy p,
.trust-list,
.audience-list {
  color: var(--muted);
}

.audience {
  background: #e8eceb;
}

.audience-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  padding: 0;
  margin: 30px 0 0;
  list-style: none;
}

.audience-list li {
  min-height: 116px;
  padding: 18px;
  border-top: 4px solid var(--cyan);
  background: var(--white);
  font-weight: 700;
  color: var(--ink);
}

.modes {
  background: var(--ink);
  color: var(--white);
}

.modes .eyebrow {
  color: #f0bd73;
}

.modes .mode-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.modes article {
  background: #17242e;
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: none;
}

.modes p {
  color: rgba(255, 255, 255, 0.72);
}

.partner-strip {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  margin-top: 24px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.partner-strip img {
  width: 92px;
  height: auto;
}

.partner-strip p {
  margin: 0;
}

.purchase {
  background: #e8eceb;
}

.purchase-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 440px);
  gap: clamp(28px, 6vw, 72px);
  align-items: start;
}

.purchase-layout p:not(.eyebrow),
.payment-total {
  color: var(--muted);
  font-size: 18px;
}

.payment-form {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.price-panel {
  display: grid;
  gap: 2px;
  margin-bottom: 18px;
  padding: 18px;
  border-radius: 8px;
  background: var(--ink);
  color: var(--white);
}

.price-panel span,
.price-panel small {
  color: rgba(255, 255, 255, 0.72);
}

.price-panel strong {
  font-size: 46px;
  line-height: 1;
}

.payment-total {
  margin: 0 0 16px;
  font-weight: 700;
}

.contact {
  background: var(--white);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 520px);
  gap: clamp(28px, 6vw, 76px);
  align-items: start;
}

.contact-copy {
  position: sticky;
  top: 96px;
}

.trust-list {
  padding-left: 20px;
}

.lead-form {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfaf8;
  box-shadow: var(--shadow);
}

.form-row {
  display: grid;
  gap: 7px;
  margin-bottom: 15px;
}

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

label {
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid #c8c1b6;
  border-radius: 6px;
  font: inherit;
  color: var(--ink);
  background: var(--white);
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid rgba(42, 167, 184, 0.22);
  border-color: var(--cyan);
}

.consent {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  margin: 6px 0 18px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 400;
}

.consent input {
  min-height: 18px;
  margin-top: 2px;
}

.honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.form-status {
  min-height: 22px;
  margin: 12px 0 0;
  color: var(--green);
  font-size: 14px;
  font-weight: 700;
}

.form-status.error {
  color: #a33a25;
}

.site-footer {
  padding: 28px clamp(18px, 5vw, 72px);
  background: #0c1117;
  color: rgba(255, 255, 255, 0.74);
  font-size: 13px;
}

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

.site-footer p {
  width: min(1160px, 100%);
  margin: 0 auto 8px;
}

@media (max-width: 980px) {
  .hero {
    min-height: 96vh;
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(17, 24, 32, 0.95) 0%, rgba(17, 24, 32, 0.72) 62%, rgba(17, 24, 32, 0.25) 100%),
      linear-gradient(0deg, rgba(17, 24, 32, 0.84) 0%, rgba(17, 24, 32, 0.1) 52%);
  }

  .split,
  .contact-layout,
  .purchase-layout {
    grid-template-columns: 1fr;
  }

  .contact-copy {
    position: static;
  }

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

  .syllabus-card.wide {
    grid-column: span 1;
  }
}

@media (max-width: 680px) {
  .site-header {
    position: absolute;
    align-items: flex-start;
  }

  .top-nav {
    display: none;
  }

  .hero-content {
    width: calc(100% - 32px);
    margin: 0 auto;
    padding-top: 92px;
  }

  .hero-copy {
    font-size: 18px;
  }

  .hero-facts,
  .feature-grid,
  .syllabus-grid,
  .mode-grid,
  .modes .mode-grid,
  .audience-list,
  .form-row.two,
  .partner-strip {
    grid-template-columns: 1fr;
  }

  .hero-facts div,
  .feature-card,
  .mode-grid article,
  .audience-list li {
    min-height: auto;
  }

  .lead-form {
    padding: 18px;
  }
}