:root {
  --ink: #172026;
  --muted: #5e6870;
  --line: #d9e2e1;
  --paper: #ffffff;
  --mist: #eef7f3;
  --blue: #1359a7;
  --teal: #08766f;
  --gold: #e6a719;
  --coral: #b84f3f;
  --charcoal: #20272b;
  --shadow: 0 20px 55px rgba(23, 32, 38, 0.16);
  --radius: 8px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0;
  overflow-x: clip;
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

a {
  color: inherit;
}

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

.container {
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 20;
  transform: translateY(-150%);
  background: var(--ink);
  color: #fff;
  padding: 10px 14px;
  border-radius: var(--radius);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(217, 226, 225, 0.82);
  backdrop-filter: blur(14px);
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: 0;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 58px;
  height: 42px;
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-weight: 800;
}

.brand-title {
  font-weight: 750;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-nav a {
  text-decoration: none;
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--charcoal);
  font-weight: 650;
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  background: var(--mist);
}

.site-nav .nav-cta {
  background: var(--gold);
  color: var(--ink);
  margin-left: 4px;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 9px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--ink);
  margin: 5px 0;
}

.hero {
  position: relative;
  min-height: min(720px, 82svh);
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
  background-image:
    linear-gradient(90deg, rgba(11, 20, 27, 0.9) 0%, rgba(11, 20, 27, 0.72) 42%, rgba(11, 20, 27, 0.12) 100%),
    url("assets/photos/father-and-son-book.jpg");
  background-size: cover;
  background-position: center;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 8px;
  background: linear-gradient(90deg, var(--gold), var(--teal), var(--coral), var(--blue));
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  padding-block: 78px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

.hero h1 {
  margin: 0;
  max-width: 760px;
  font-size: 4.7rem;
  line-height: 0.95;
  letter-spacing: 0;
}

.hero-tagline {
  margin: 22px 0 0;
  max-width: 610px;
  font-size: 1.5rem;
  line-height: 1.25;
  font-weight: 750;
}

.hero-copy {
  margin: 18px 0 0;
  max-width: 650px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.08rem;
}

.hero-actions,
.final-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 800;
  line-height: 1.1;
  text-decoration: none;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--gold);
  color: var(--ink);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.18);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.13);
  border-color: rgba(255, 255, 255, 0.48);
  color: #fff;
}

.button-secondary.dark {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.48);
}

.button-outline {
  background: transparent;
  border-color: rgba(23, 32, 38, 0.28);
  color: var(--ink);
}

.quick-strip {
  background: var(--ink);
  color: #fff;
  padding: 26px 0;
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.strip-grid div {
  min-width: 0;
  border-left: 3px solid var(--gold);
  padding-left: 16px;
}

.strip-grid strong,
.strip-grid span {
  display: block;
}

.strip-grid span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.92rem;
}

.section {
  padding: 88px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 38px;
}

.compact-heading {
  margin-bottom: 28px;
}

.section-kicker {
  color: var(--teal);
}

h2 {
  margin: 0;
  font-size: 2.65rem;
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  font-size: 1.15rem;
  line-height: 1.25;
  letter-spacing: 0;
}

p {
  margin: 0;
}

.section-copy p + p,
.order-copy p + .format-list {
  margin-top: 18px;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  gap: 64px;
}

.align-center {
  align-items: center;
}

.section-copy {
  max-width: 700px;
}

.section-copy p,
.proof-copy p,
.speaking-copy p,
.bulk-top p,
.order-copy p,
.final-inner p {
  color: var(--muted);
  font-size: 1.05rem;
}

.book-feature {
  display: grid;
  justify-items: center;
  gap: 18px;
}

.book-cover {
  width: min(100%, 360px);
  aspect-ratio: 2550 / 3300;
  margin: 0;
  overflow: hidden;
  background: #070908;
  border-radius: 6px;
  box-shadow: var(--shadow);
  transform: rotate(-2deg);
}

.book-cover img {
  object-fit: cover;
}

.book-note,
.format-list,
.tiers,
.option-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.book-note span,
.format-list span,
.tiers span,
.option-grid span {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--charcoal);
  font-weight: 750;
  font-size: 0.92rem;
}

.skills-section,
.bulk-section,
.testimonials-section {
  background: var(--mist);
}

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

.skill-card,
.audience-grid article,
.bio-card,
.bundle-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}

.skill-card {
  min-height: 210px;
}

.card-number {
  display: block;
  color: var(--coral);
  font-weight: 900;
  margin-bottom: 34px;
}

.skill-card p,
.audience-grid p,
.bio-card p,
.bundle-card p {
  color: var(--muted);
}

.proof-section {
  padding-block: 76px;
  background: var(--charcoal);
  color: #fff;
}

.proof-grid {
  display: grid;
  grid-template-columns: 1fr 0.7fr 0.9fr;
  gap: 18px;
  align-items: stretch;
}

.proof-photo {
  margin: 0;
  min-height: 360px;
  border-radius: var(--radius);
  overflow: hidden;
}

.proof-large {
  min-height: 460px;
}

.proof-copy {
  align-self: center;
  padding-left: 18px;
}

.proof-copy h2 {
  font-size: 2.25rem;
}

.proof-copy p {
  color: rgba(255, 255, 255, 0.75);
  margin-top: 18px;
}

.authors-layout {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 28px;
  align-items: stretch;
}

.authors-photo {
  min-height: 650px;
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.author-bios {
  display: grid;
  gap: 18px;
}

.bio-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.bio-card p + p {
  margin-top: 14px;
}

blockquote {
  margin: 20px 0 0;
  padding: 0 0 0 18px;
  border-left: 4px solid var(--gold);
  color: var(--ink);
  font-weight: 800;
  line-height: 1.45;
}

.bulk-top {
  display: grid;
  grid-template-columns: 0.8fr 1fr;
  gap: 44px;
  align-items: end;
  margin-bottom: 30px;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.inquiry-panel,
.booking-panel {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 22px;
  align-items: stretch;
}

.tier-list,
.booking-options {
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius);
  padding: 26px;
}

.tier-list h3,
.booking-options h3 {
  margin-bottom: 18px;
}

.tier-copy,
.tier-note {
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.55;
}

.tier-copy {
  margin-bottom: 18px;
}

.tier-note {
  margin-top: 18px;
  font-weight: 700;
}

.tiers span {
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
}

.tiers strong {
  color: #fff;
}

.tiers span,
.option-grid span {
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.draft-form {
  display: grid;
  gap: 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
}

.draft-form h3 {
  margin-bottom: 2px;
}

.draft-form label {
  display: grid;
  gap: 6px;
}

.draft-form label span {
  color: var(--charcoal);
  font-weight: 750;
  font-size: 0.92rem;
}

.draft-form input,
.draft-form select,
.draft-form textarea {
  min-height: 48px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 12px;
  background: #fff;
  color: var(--ink);
}

.draft-form input:focus,
.draft-form select:focus,
.draft-form textarea:focus {
  outline: 3px solid rgba(8, 118, 111, 0.18);
  border-color: var(--teal);
}

.draft-form textarea {
  min-height: 118px;
  resize: vertical;
}

.draft-form button:disabled {
  cursor: wait;
  opacity: 0.72;
  transform: none;
}

.honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

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

.form-helper {
  color: var(--muted);
  font-size: 0.88rem;
}

.form-helper a {
  color: var(--teal);
  font-weight: 750;
}

.form-status {
  min-height: 24px;
  color: var(--teal);
  font-weight: 750;
}

.speaking-layout {
  display: grid;
  grid-template-columns: 1fr 0.95fr;
  gap: 50px;
  align-items: center;
}

.topic-columns {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 28px;
}

ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

li + li {
  margin-top: 8px;
}

.speaking-media {
  display: grid;
  grid-template-columns: 1fr 0.72fr;
  gap: 14px;
  align-items: end;
}

.speaking-media figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.speaking-main {
  height: 620px;
}

.speaking-support {
  height: 390px;
}

.booking-panel {
  margin-top: 34px;
}

.compact-form {
  grid-template-columns: repeat(2, 1fr);
}

.compact-form h3,
.compact-form .form-row,
.compact-form .form-wide,
.compact-form .form-helper,
.compact-form button,
.compact-form .form-status {
  grid-column: 1 / -1;
}

.order-section {
  background: #fff;
}

.order-layout {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 40px;
  align-items: center;
}

.format-list {
  margin: 24px 0 28px;
}

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

.bundle-card {
  min-height: 240px;
  border-top: 6px solid var(--blue);
}

.bundle-card:nth-child(2) {
  border-top-color: var(--teal);
}

.bundle-card:nth-child(3) {
  border-top-color: var(--coral);
}

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

.testimonial-grid blockquote {
  min-height: 190px;
  margin: 0;
  padding: 24px;
  display: flex;
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-left: 6px solid var(--gold);
  border-radius: var(--radius);
  font-size: 1.12rem;
}

.final-cta {
  background:
    linear-gradient(90deg, rgba(23, 32, 38, 0.92), rgba(23, 32, 38, 0.78)),
    url("assets/photos/community-3.jpg");
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 76px 0;
}

.final-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 34px;
  align-items: center;
}

.final-inner p {
  max-width: 760px;
  color: rgba(255, 255, 255, 0.78);
  margin-top: 16px;
}

.site-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.76);
  padding: 26px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-inner div,
.footer-inner nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.footer-inner strong {
  color: #fff;
}

.footer-inner a {
  text-decoration: none;
}

.thank-you-page {
  min-height: 100svh;
  background:
    linear-gradient(90deg, rgba(23, 32, 38, 0.88), rgba(23, 32, 38, 0.68)),
    url("assets/photos/father-and-son-book.jpg");
  background-size: cover;
  background-position: center;
}

.thank-you-main {
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 40px 20px;
}

.thank-you-panel {
  width: min(100%, 680px);
  padding: 38px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.thank-you-brand {
  margin-bottom: 34px;
}

.thank-you-panel h1 {
  margin: 0;
  font-size: 3rem;
  line-height: 1;
  letter-spacing: 0;
}

.thank-you-panel p:not(.section-kicker) {
  margin-top: 16px;
  color: var(--muted);
  font-size: 1.08rem;
}

@media (max-width: 980px) {
  .brand-title {
    max-width: 280px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 72px;
    left: 20px;
    right: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav .nav-cta {
    margin-left: 0;
  }

  .hero {
    min-height: 74svh;
    background-position: 58% center;
  }

  .hero h1 {
    font-size: 3.6rem;
  }

  .hero-tagline {
    font-size: 1.28rem;
  }

  .strip-grid,
  .skill-grid,
  .audience-grid,
  .testimonial-grid,
  .bundle-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .two-column,
  .proof-grid,
  .authors-layout,
  .bulk-top,
  .inquiry-panel,
  .speaking-layout,
  .booking-panel,
  .order-layout,
  .final-inner {
    grid-template-columns: 1fr;
  }

  .proof-grid {
    gap: 14px;
  }

  .proof-copy {
    padding-left: 0;
  }

  .authors-photo {
    min-height: 520px;
  }

  .speaking-main {
    height: 540px;
  }

  .final-actions {
    margin-top: 0;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

  .header-inner {
    min-height: 66px;
  }

  .brand-mark {
    width: 54px;
    height: 38px;
  }

  .brand-title {
    max-width: 170px;
    font-size: 0.9rem;
  }

  .site-nav {
    top: 66px;
    left: 14px;
    right: 14px;
  }

  .hero {
    min-height: auto;
    background-position: 63% center;
  }

  .hero-content {
    padding-block: 58px;
  }

  .hero h1 {
    font-size: 2.6rem;
    line-height: 1;
  }

  .hero-copy {
    font-size: 1rem;
  }

  .hero-actions,
  .final-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .section {
    padding: 64px 0;
  }

  h2 {
    font-size: 2rem;
  }

  .strip-grid,
  .skill-grid,
  .audience-grid,
  .testimonial-grid,
  .bundle-grid,
  .topic-columns,
  .form-row,
  .compact-form,
  .speaking-media {
    grid-template-columns: 1fr;
  }

  .book-cover {
    width: min(100%, 310px);
  }

  .proof-photo,
  .proof-large {
    min-height: 310px;
  }

  .authors-photo {
    min-height: 430px;
  }

  .speaking-main,
  .speaking-support {
    height: 360px;
  }

  .testimonial-grid blockquote {
    min-height: 150px;
  }

  .thank-you-panel {
    padding: 28px;
  }

  .thank-you-panel h1 {
    font-size: 2.3rem;
  }

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

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

  .button {
    transition: none;
  }
}