/* ==========================================================================
   AI After 40 — Design tokens
   Palette derived from the actual book cover: dark teal + warm gold/orange.
   ========================================================================== */

:root {
  /* Teal (primary / dark) */
  --teal-950: #0b2528;
  --teal-900: #0d2b2e;
  --teal-800: #133b3e;
  --teal-700: #1a4d50;
  --teal-600: #256267;
  --teal-500: #327d82;

  /* Gold / orange (accent) */
  --gold-600: #d98f3e;
  --gold-500: #e8a865;
  --gold-400: #efbd85;
  --gold-100: #fbead4;

  /* Neutrals */
  --ink-900: #171f1e;
  --ink-700: #3d4746;
  --ink-500: #647070;
  --ink-300: #9aa5a4;
  --ink-100: #e4e8e7;
  --paper: #fbfaf7;
  --white: #ffffff;
  --cream: #f4efe6;

  /* Signal colors (from the traffic-light framework in the book) */
  --signal-green: #2f9e5c;
  --signal-amber: #dba32c;
  --signal-red: #c1503d;

  /* Type */
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Spacing scale */
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.5rem;
  --space-8: 6rem;

  /* Layout */
  --container-max: 1180px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;

  --shadow-soft: 0 20px 60px -20px rgba(11, 37, 40, 0.35);
  --shadow-card: 0 10px 30px -12px rgba(11, 37, 40, 0.18);
}

/* ==========================================================================
   Reset & base
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink-900);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 var(--space-3);
  color: var(--teal-950);
  font-weight: 600;
}

p {
  margin: 0 0 var(--space-3);
}

a {
  color: inherit;
}

button {
  font-family: inherit;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

section {
  padding: var(--space-8) 0;
}

@media (max-width: 640px) {
  section {
    padding: var(--space-6) 0;
  }
  .container {
    padding: 0 var(--space-3);
  }
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-600);
  margin-bottom: var(--space-3);
}

.section-head {
  max-width: 720px;
  margin: 0 auto var(--space-6);
  text-align: center;
}

.section-head h2 {
  font-size: clamp(1.7rem, 3.2vw, 2.5rem);
}

.section-head p {
  font-size: 1.1rem;
  color: var(--ink-700);
}

.lede {
  font-size: 1.15rem;
  color: var(--ink-700);
}

/* Visually hidden but accessible */
.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;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--teal-950);
  color: var(--white);
  padding: 0.75rem 1.25rem;
  z-index: 1000;
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  left: var(--space-3);
  top: var(--space-3);
}

:focus-visible {
  outline: 3px solid var(--gold-500);
  outline-offset: 2px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1.05rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  min-height: 48px;
  line-height: 1;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--gold-500);
  color: var(--teal-950);
  box-shadow: var(--shadow-card);
}

.btn-primary:hover {
  background: var(--gold-600);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--white);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn-block {
  width: 100%;
}

.cta-note {
  font-size: 0.85rem;
  color: var(--ink-500);
  margin-top: var(--space-2);
}

.cta-note.on-dark {
  color: rgba(255, 255, 255, 0.65);
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  padding: var(--space-4) 0;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.brand span {
  color: var(--gold-500);
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  background: radial-gradient(ellipse 90% 70% at 78% 30%, #1c4a4e 0%, var(--teal-900) 55%, var(--teal-950) 100%);
  color: var(--white);
  padding: var(--space-8) 0 var(--space-7);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 50% 50%, transparent 0, transparent 40px, rgba(232, 168, 101, 0.06) 41px, transparent 42px);
  background-size: 220px 220px;
  opacity: 0.5;
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-7);
  align-items: center;
  padding-top: var(--space-6);
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  color: var(--gold-400);
}

.hero h1 {
  color: var(--white);
  font-size: clamp(2.1rem, 4vw, 3.15rem);
  margin-bottom: var(--space-4);
}

.hero h1 em {
  font-style: italic;
  color: var(--gold-500);
}

.hero-sub {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.82);
  max-width: 46ch;
  margin-bottom: var(--space-4);
}

.micro-benefits {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-5);
  display: grid;
  gap: 0.6rem;
}

.micro-benefits li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  color: rgba(255, 255, 255, 0.92);
  font-size: 1rem;
  text-align: left;
}

.micro-benefits li span {
  flex: 1;
  min-width: 0;
  text-align: left;
}

.micro-benefits svg {
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--gold-500);
}

.hero-price-card {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.price-launch {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 600;
  color: var(--gold-500);
}

.price-regular {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: line-through;
}

.price-label {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  display: block;
  margin-bottom: 2px;
}

.hero-reassurance {
  margin-top: var(--space-3);
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
}

/* Book mockup */
.book-mockup-wrap {
  display: flex;
  justify-content: center;
  perspective: 1400px;
}

.book-mockup {
  position: relative;
  width: min(340px, 78vw);
  animation: floaty 6s ease-in-out infinite;
  filter: drop-shadow(0 30px 50px rgba(0, 0, 0, 0.45));
}

@media (prefers-reduced-motion: reduce) {
  .book-mockup {
    animation: none;
  }
}

@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.book-mockup img {
  width: 100%;
  height: auto;
}

/* ==========================================================================
   Recognition section
   ========================================================================== */

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

.situations {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.situation-card {
  background: var(--cream);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  font-size: 0.98rem;
  color: var(--ink-700);
}

.situation-card strong {
  display: block;
  color: var(--teal-900);
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

.boat-question {
  text-align: center;
  padding: var(--space-6) var(--space-4);
  background: var(--teal-950);
  color: var(--white);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
}

.boat-question p.big {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.4rem, 3vw, 2rem);
  max-width: 20ch;
  margin: 0 auto var(--space-4);
}

.boat-answer {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--gold-500);
  border: 2px solid var(--gold-500);
  border-radius: 999px;
  padding: 0.3rem 1.6rem;
}

.recognition-conclusion {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.recognition-conclusion .stat-source {
  font-size: 0.82rem;
  color: var(--ink-300);
  margin-top: var(--space-2);
}

/* ==========================================================================
   Big idea — AI + You
   ========================================================================== */

.big-idea {
  background: linear-gradient(180deg, var(--paper), var(--cream));
}

.big-idea .section-head h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.7rem);
}

.equation {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-4);
  align-items: stretch;
  margin-bottom: var(--space-5);
}

.equation-plus {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--gold-600);
}

.equation-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-card);
}

.equation-card h3 {
  font-size: 1.3rem;
  margin-bottom: var(--space-3);
}

.equation-card.ai h3 { color: var(--teal-700); }
.equation-card.you h3 { color: var(--gold-600); }

.equation-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.equation-card li {
  padding-left: 1.4rem;
  position: relative;
  color: var(--ink-700);
}

.equation-card.ai li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--teal-600);
}

.equation-card.you li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold-500);
}

.equation-result {
  text-align: center;
  background: var(--teal-950);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.equation-result strong {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.6vw, 1.8rem);
  color: var(--gold-500);
  display: block;
  margin-bottom: var(--space-2);
}

.equation-result p {
  max-width: 55ch;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.85);
}

/* ==========================================================================
   Outcomes grid
   ========================================================================== */

.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.outcome-card {
  background: var(--white);
  border: 1px solid var(--ink-100);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.outcome-card:hover {
  box-shadow: var(--shadow-card);
  transform: translateY(-3px);
}

.outcome-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--teal-950);
  color: var(--gold-500);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-3);
}

.outcome-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
}

.outcome-card p {
  color: var(--ink-700);
  font-size: 0.98rem;
  margin: 0;
}

/* ==========================================================================
   Book contents (Inside the book)
   ========================================================================== */

.contents-section {
  background: var(--teal-950);
  color: var(--white);
}

.contents-section .section-head h2,
.contents-section .section-head p {
  color: var(--white);
}
.contents-section .section-head p {
  color: rgba(255, 255, 255, 0.75);
}

.parts-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.part-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: var(--space-4);
}

.part-card .part-label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-500);
  display: block;
  margin-bottom: 0.3rem;
}

.part-card h3 {
  color: var(--white);
  font-size: 1.05rem;
  margin-bottom: var(--space-2);
}

.part-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.92rem;
  display: grid;
  gap: 0.35rem;
}

.also-included {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
}

.also-included h4 {
  color: var(--gold-500);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.also-included ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  color: var(--white);
  font-size: 1rem;
}

.also-included li {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  padding: 0.5rem 1.2rem;
}

/* ==========================================================================
   Look inside carousel
   ========================================================================== */

.preview-section {
  background: var(--white);
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-3);
}

.preview-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  position: relative;
  transition: transform 0.2s ease;
}

.preview-item:hover {
  transform: translateY(-6px);
}

.preview-item img {
  width: 100%;
  height: auto;
}

.preview-caption {
  text-align: center;
  color: var(--ink-500);
  font-size: 0.85rem;
  margin-top: var(--space-6);
}

/* ==========================================================================
   Not a textbook section
   ========================================================================== */

.not-textbook {
  background: var(--cream);
}

.not-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  max-width: 960px;
  margin: 0 auto var(--space-6);
}

.not-list .dont, .not-list .do {
  display: grid;
  gap: var(--space-2);
}

.not-list p.list-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: var(--space-2);
}

.not-list ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.6rem;
}

.not-list li {
  padding-left: 1.6rem;
  position: relative;
  color: var(--ink-700);
}

.not-list .dont li::before {
  content: "\2715";
  position: absolute;
  left: 0;
  color: var(--signal-red);
  font-weight: 700;
}

.not-list .do li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--signal-green);
  font-weight: 700;
}

.not-textbook-close {
  text-align: center;
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--teal-950);
}

/* ==========================================================================
   30-day plan
   ========================================================================== */

.plan-section {
  background: var(--white);
}

.plan-weeks {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  position: relative;
}

.plan-week {
  background: var(--paper);
  border: 1px solid var(--ink-100);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  text-align: center;
}

.plan-week .week-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--teal-950);
  color: var(--gold-500);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: var(--space-2);
}

.plan-week h3 {
  font-size: 1.05rem;
  margin-bottom: 0.3rem;
}

.plan-week p {
  color: var(--ink-700);
  font-size: 0.92rem;
  margin: 0;
}

.plan-note {
  text-align: center;
  max-width: 520px;
  margin: 0 auto;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--teal-900);
}

/* ==========================================================================
   Prompt library section
   ========================================================================== */

.prompt-section {
  background: var(--teal-950);
  color: var(--white);
}

.prompt-section .section-head h2,
.prompt-section .section-head p { color: var(--white); }
.prompt-section .section-head p { color: rgba(255,255,255,0.75); }

.prompt-samples {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.prompt-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.9rem;
  color: var(--gold-100);
  line-height: 1.55;
}

.prompt-card .prompt-tag {
  display: block;
  font-family: var(--font-body);
  font-weight: 700;
  color: var(--gold-500);
  margin-bottom: 0.6rem;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.prompt-cta {
  text-align: center;
}

/* ==========================================================================
   Audience fit
   ========================================================================== */

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

.audience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.audience-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-card);
}

.audience-card h3 {
  font-size: 1.2rem;
  margin-bottom: var(--space-3);
}

.audience-card.yes h3 { color: var(--signal-green); }
.audience-card.no h3 { color: var(--ink-500); }

.audience-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.7rem;
}

.audience-card li {
  padding-left: 1.6rem;
  position: relative;
  color: var(--ink-700);
}

.audience-card.yes li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--signal-green);
  font-weight: 700;
}

.audience-card.no li::before {
  content: "\2013";
  position: absolute;
  left: 0;
  color: var(--ink-300);
  font-weight: 700;
}

/* ==========================================================================
   Author
   ========================================================================== */

.author-section {
  background: var(--white);
}

.author-card {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.author-card h3 {
  font-size: 1.4rem;
  margin-bottom: 0.2rem;
}

.author-role {
  color: var(--ink-500);
  margin-bottom: var(--space-4);
}

.author-bio {
  color: var(--ink-700);
  font-size: 1.05rem;
}

.author-philosophy {
  margin-top: var(--space-4);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--teal-900);
}

/* ==========================================================================
   Pricing / purchase
   ========================================================================== */

.pricing-section {
  background: radial-gradient(ellipse 80% 60% at 50% 0%, #1c4a4e 0%, var(--teal-950) 60%);
  color: var(--white);
}

.pricing-card {
  max-width: 920px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--space-6);
  align-items: center;
}

.pricing-card img {
  width: 240px;
  height: auto;
  filter: drop-shadow(0 20px 34px rgba(0, 0, 0, 0.4));
}

.pricing-includes {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4);
  display: grid;
  gap: 0.55rem;
}

.pricing-includes li {
  display: flex;
  gap: 0.6rem;
  color: rgba(255, 255, 255, 0.9);
  text-align: left;
}

.pricing-includes li span {
  flex: 1;
  min-width: 0;
  text-align: left;
}

.pricing-includes svg {
  color: var(--gold-500);
  flex-shrink: 0;
  margin-top: 3px;
}

.pricing-cta-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-4);
}

.pricing-secure {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
  margin-top: var(--space-3);
}

/* ==========================================================================
   FAQ
   ========================================================================== */

.faq-section {
  background: var(--paper);
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--ink-100);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: var(--space-4) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--teal-950);
  cursor: pointer;
}

.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--cream);
  transition: transform 0.2s ease;
}

.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.25s ease;
}

.faq-answer p {
  padding-bottom: var(--space-4);
  color: var(--ink-700);
  margin: 0;
}

/* ==========================================================================
   Final CTA
   ========================================================================== */

.final-cta {
  background: var(--teal-950);
  color: var(--white);
  text-align: center;
}

.final-cta .adapted-list {
  list-style: none;
  padding: 0;
  margin: var(--space-4) auto var(--space-4);
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
}

.final-message {
  max-width: 560px;
  margin: 0 auto var(--space-5);
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.85);
}

.final-philosophy {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.5rem;
  color: var(--gold-500);
  margin-bottom: var(--space-5);
}

.final-price-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--teal-950);
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
  padding: var(--space-5) 0 var(--space-7);
  font-size: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* ==========================================================================
   Sticky purchase bar
   ========================================================================== */

.sticky-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--white);
  border-top: 1px solid var(--ink-100);
  box-shadow: 0 -10px 30px -14px rgba(11, 37, 40, 0.25);
  padding: var(--space-2) var(--space-3);
  z-index: 50;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.sticky-bar.visible {
  transform: translateY(0);
}

.sticky-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.sticky-info {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.sticky-info strong {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--teal-950);
}

.sticky-info span {
  font-size: 0.85rem;
  color: var(--ink-500);
}

.sticky-bar .btn {
  padding: 0.75rem 1.4rem;
  font-size: 0.95rem;
}

/* ==========================================================================
   Thank-you page
   ========================================================================== */

.ty-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse 90% 70% at 50% 20%, #1c4a4e 0%, var(--teal-900) 55%, var(--teal-950) 100%);
  color: var(--white);
  padding: var(--space-6) var(--space-3);
}

.ty-card {
  max-width: 560px;
  width: 100%;
  text-align: center;
}

.ty-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--gold-500);
  color: var(--teal-950);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
}

.ty-eyebrow {
  color: var(--gold-400);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.ty-card h1 {
  color: var(--white);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin-bottom: var(--space-2);
}

.ty-book-title {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--gold-500);
  font-size: 1.4rem;
  margin-bottom: var(--space-5);
}

.ty-steps {
  text-align: left;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin: var(--space-6) 0;
}

.ty-steps h2 {
  color: var(--white);
  font-size: 1.05rem;
  margin-bottom: var(--space-3);
}

.ty-steps ol {
  margin: 0;
  padding-left: 1.2rem;
  color: rgba(255, 255, 255, 0.85);
  display: grid;
  gap: 0.5rem;
}

.ty-closing {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--gold-500);
  margin-top: var(--space-6);
}

/* ==========================================================================
   Reveal-on-scroll
   ========================================================================== */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 980px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: left;
    padding-top: var(--space-7);
  }

  .book-mockup-wrap {
    order: -1;
    margin-bottom: var(--space-3);
  }

  .book-mockup {
    width: min(220px, 60vw);
  }

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

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

  .equation-plus {
    transform: rotate(90deg);
    font-size: 2rem;
  }

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

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

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

  .not-list {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .plan-weeks {
    grid-template-columns: 1fr 1fr;
  }

  .prompt-samples {
    grid-template-columns: 1fr;
  }

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

  .pricing-card {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
  }

  .pricing-card img {
    width: 160px;
    height: auto;
  }

  .pricing-content {
    width: 100%;
    text-align: left;
  }

  .pricing-content .hero-price-card,
  .pricing-content .pricing-cta-row,
  .pricing-content .pricing-secure {
    justify-content: center;
    text-align: center;
  }
}

@media (max-width: 640px) {
  .hero {
    padding-top: var(--space-6);
  }

  .book-mockup {
    width: 168px;
  }

  .book-mockup-wrap {
    margin-bottom: var(--space-2);
  }

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

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

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

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

  .plan-weeks {
    grid-template-columns: 1fr;
  }

  .also-included ul {
    flex-direction: column;
    align-items: stretch;
  }

  .also-included li {
    border-radius: var(--radius-sm);
  }

  body {
    padding-bottom: 64px; /* room for sticky bar */
  }

  .sticky-info span {
    display: none;
  }
}