:root {
  --midnight-navy: #070b14;
  --deep-indigo: #10172a;
  --storm-blue: #182338;
  --soft-ivory: #f4efe6;
  --mist-gray: #aeb8c2;
  --muted-rose: #9e1b2f;
  --deep-rose: #6f1020;
  --warm-amber: #c47a3a;
  --charcoal: #11151d;
  --deep-blue: var(--deep-indigo);
  --rose-red: var(--muted-rose);
  --sunset-gold: var(--warm-amber);
  --muted-slate: var(--mist-gray);
  --ivory-white: #fffaf2;
  --heading-font: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --body-font: "Inter", "Segoe UI", Arial, sans-serif;
  --nav-height: 78px;
  --container: 1180px;
  --section-y: clamp(78px, 11vw, 150px);
  --glass-border: rgba(244, 239, 230, 0.16);
  --glass-bg: rgba(7, 11, 20, 0.52);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--midnight-navy);
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 76% 14%, rgba(196, 122, 58, 0.12), transparent 24rem),
    radial-gradient(circle at 18% 32%, rgba(158, 27, 47, 0.12), transparent 22rem),
    linear-gradient(180deg, var(--midnight-navy), var(--deep-indigo) 48%, var(--charcoal));
  color: var(--mist-gray);
  font-family: var(--body-font);
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

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

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

button,
input {
  font: inherit;
}

em {
  color: var(--soft-ivory);
}

section,
footer {
  position: relative;
}

section[id] {
  scroll-margin-top: calc(var(--nav-height) + 18px);
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  background: rgba(7, 11, 20, 0.66);
  border-bottom: 1px solid rgba(244, 239, 230, 0.1);
  backdrop-filter: blur(18px);
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.24);
}

.nav-wrap {
  width: min(calc(100% - 36px), 1260px);
  min-height: var(--nav-height);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--soft-ivory);
  font-family: var(--heading-font);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}

.wordmark-mark {
  color: var(--sunset-gold);
  font-size: 0.78em;
  filter: drop-shadow(0 0 8px rgba(196, 122, 58, 0.65));
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(12px, 1.8vw, 26px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  color: rgba(244, 239, 230, 0.82);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color 180ms ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4px;
  height: 1px;
  transform: scaleX(0);
  transform-origin: center;
  background: linear-gradient(90deg, var(--rose-red), var(--sunset-gold));
  transition: transform 180ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--ivory-white);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  place-items: center;
  gap: 5px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  color: var(--ivory-white);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-open .menu-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-open .menu-toggle span:nth-child(2) {
  opacity: 0;
}

.nav-open .menu-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.section-bg {
  background-size: cover;
  background-position: center;
  isolation: isolate;
}

.hero {
  min-height: 100svh;
  display: grid;
  align-items: center;
  overflow: hidden;
  background-image: url("assets/keith/hero-cinematic-bg.jpg");
  background-position: center;
  padding-block: calc(var(--nav-height) + 44px) clamp(58px, 8vw, 104px);
}

.hero-overlay,
.section-overlay {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero-overlay {
  background:
    radial-gradient(circle at 68% 62%, rgba(196, 122, 58, 0.2), transparent 20rem),
    linear-gradient(90deg, rgba(7, 11, 20, 0.88) 0%, rgba(7, 11, 20, 0.68) 42%, rgba(7, 11, 20, 0.22) 100%),
    linear-gradient(180deg, rgba(7, 11, 20, 0.1), rgba(7, 11, 20, 0.38));
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.82fr);
  align-items: center;
  gap: clamp(24px, 4vw, 60px);
}

.hero-copy {
  max-width: 650px;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.56);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--sunset-gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.22em;
  line-height: 1.4;
  text-transform: uppercase;
}

h1,
h2,
h3,
blockquote {
  margin: 0;
  color: var(--soft-ivory);
  font-family: var(--heading-font);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  font-size: clamp(3.1rem, 5.9vw, 5.8rem);
  line-height: 1.02;
  text-wrap: balance;
}

h2 {
  font-size: clamp(2.3rem, 5vw, 4.9rem);
  text-wrap: balance;
}

h3 {
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  line-height: 1.05;
}

.hero-subtext {
  max-width: 630px;
  margin: 24px 0 0;
  color: rgba(244, 239, 230, 0.9);
  font-size: clamp(1.03rem, 1.5vw, 1.25rem);
}

.supporting-line {
  max-width: 590px;
  margin: 24px 0 0;
  color: rgba(174, 184, 194, 0.78);
  font-size: 0.96rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 14px 28px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  line-height: 1.1;
  text-align: center;
  text-transform: uppercase;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--rose-red), var(--warm-amber));
  color: var(--ivory-white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 16px 34px rgba(158, 27, 47, 0.28), 0 0 36px rgba(196, 122, 58, 0.16);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--soft-ivory);
  border: 1px solid rgba(255, 255, 255, 0.26);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

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

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: 0 20px 42px rgba(158, 27, 47, 0.38), 0 0 46px rgba(196, 122, 58, 0.24);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  border-color: rgba(196, 122, 58, 0.55);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 26px rgba(196, 122, 58, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 0;
  overflow: visible;
}

.book-glow {
  position: absolute;
  width: min(34vw, 420px);
  aspect-ratio: 1;
  right: 3%;
  top: 46%;
  transform: translateY(-50%);
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(196, 122, 58, 0.24), transparent 64%),
    radial-gradient(circle, rgba(158, 27, 47, 0.18), transparent 72%);
  filter: blur(8px);
  opacity: 0.9;
}

.hero-book {
  position: relative;
  z-index: 1;
  width: clamp(560px, 58vw, 920px);
  max-width: none;
  transform: translateX(-12%);
  filter: drop-shadow(0 34px 38px rgba(0, 0, 0, 0.48));
  animation: bookFloat 7s ease-in-out infinite;
}

.book-section {
  background-image: url("assets/keith/about-mystery-bg.jpg");
  padding-block: var(--section-y);
  overflow: hidden;
}

.section-overlay {
  background:
    radial-gradient(circle at 18% 22%, rgba(158, 27, 47, 0.18), transparent 24rem),
    radial-gradient(circle at 78% 68%, rgba(196, 122, 58, 0.12), transparent 26rem),
    linear-gradient(180deg, rgba(7, 11, 20, 0.22), rgba(7, 11, 20, 0.52)),
    linear-gradient(90deg, rgba(7, 11, 20, 0.48), rgba(16, 23, 42, 0.2), rgba(7, 11, 20, 0.44));
}

.section-overlay.strong {
  background:
    radial-gradient(circle at 22% 42%, rgba(196, 122, 58, 0.14), transparent 24rem),
    radial-gradient(circle at 72% 18%, rgba(158, 27, 47, 0.16), transparent 22rem),
    linear-gradient(90deg, rgba(7, 11, 20, 0.6), rgba(16, 23, 42, 0.42), rgba(7, 11, 20, 0.34));
}

.two-column,
.author-layout,
.buy-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.72fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(34px, 6vw, 88px);
}

.cover-frame,
.buy-cover,
.author-photo {
  margin: 0;
  position: relative;
}

.cover-frame {
  justify-self: center;
  width: min(100%, 360px);
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 28px;
  background: rgba(244, 239, 230, 0.07);
  box-shadow: 0 28px 64px rgba(0, 0, 0, 0.48);
  backdrop-filter: blur(10px);
}

.cover-frame img,
.buy-cover img,
.author-photo img {
  width: 100%;
  border-radius: 18px;
}

.section-copy {
  max-width: 690px;
}

.section-copy p,
.narrow p,
.section-intro p,
.newsletter-card p,
.footer-brand p {
  color: rgba(174, 184, 194, 0.84);
}

.section-copy p {
  margin: 22px 0 0;
}

.section-copy .btn {
  margin-top: 28px;
}

.highlight {
  margin-top: 26px;
  padding: 20px 22px;
  color: var(--soft-ivory);
  background: linear-gradient(135deg, rgba(158, 27, 47, 0.18), rgba(196, 122, 58, 0.08));
  border: 1px solid rgba(196, 122, 58, 0.24);
  border-left: 3px solid var(--sunset-gold);
  border-radius: 18px;
}

.highlight.compact {
  font-size: 0.96rem;
}

.texture-section {
  background:
    radial-gradient(circle at 50% 35%, rgba(196, 122, 58, 0.12), transparent 25rem),
    linear-gradient(180deg, rgba(7, 11, 20, 0.42), rgba(7, 11, 20, 0.56)),
    url("assets/keith/texture-dark-v2.jpg") center / cover;
  padding-block: var(--section-y);
}

.story-section {
  text-align: center;
}

.narrow {
  width: min(calc(100% - 40px), 850px);
}

.glow-line {
  display: block;
  width: 86px;
  height: 2px;
  margin: 0 auto 24px;
  background: linear-gradient(90deg, transparent, var(--sunset-gold), var(--rose-red), transparent);
  box-shadow: 0 0 22px rgba(196, 122, 58, 0.4);
}

.narrow h2 {
  margin-inline: auto;
}

.narrow p {
  margin: 24px auto 0;
  max-width: 760px;
  font-size: clamp(1.02rem, 1.6vw, 1.2rem);
}

.themes-section {
  background-image: url("assets/keith/themes-spiritual-bg.jpg");
  padding-block: var(--section-y);
  background-position: center;
}

.themes-section .section-overlay {
  background:
    radial-gradient(circle at 58% 38%, rgba(196, 122, 58, 0.16), transparent 24rem),
    linear-gradient(180deg, rgba(7, 11, 20, 0.16), rgba(7, 11, 20, 0.42)),
    linear-gradient(90deg, rgba(7, 11, 20, 0.28), rgba(16, 23, 42, 0.12), rgba(7, 11, 20, 0.32));
}

.section-intro {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
}

.section-intro p {
  margin: 20px auto 0;
  max-width: 640px;
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 46px;
}

.theme-card,
.testimonial-card,
.newsletter-card,
.store-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.24);
}

.theme-card,
.testimonial-card {
  background: rgba(7, 11, 20, 0.48);
}

.theme-card {
  min-height: 320px;
  padding: clamp(24px, 2.4vw, 32px);
  border-radius: 24px;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.theme-card::before {
  content: "";
  display: block;
  width: 42px;
  height: 2px;
  margin-bottom: 22px;
  background: linear-gradient(90deg, var(--rose-red), var(--sunset-gold));
  box-shadow: 0 0 16px rgba(196, 122, 58, 0.34);
}

.theme-card p {
  margin: 18px 0 0;
  color: rgba(174, 184, 194, 0.82);
}

.theme-card:hover {
  transform: translateY(-5px);
  border-color: rgba(196, 122, 58, 0.34);
  background: rgba(7, 11, 20, 0.58);
}

.quote-section {
  padding-block: clamp(78px, 12vw, 170px);
  text-align: center;
}

.quote-wrap {
  width: min(calc(100% - 40px), 980px);
}

.quote-mark {
  display: block;
  height: 58px;
  color: rgba(196, 122, 58, 0.5);
  font-family: var(--heading-font);
  font-size: 8rem;
  line-height: 0.8;
}

.quote-wrap h2 {
  font-size: clamp(2.35rem, 5.7vw, 5.9rem);
  font-style: italic;
  font-weight: 600;
  line-height: 1.02;
}

.quote-wrap p {
  margin: 26px 0 0;
  color: var(--sunset-gold);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.buy-section {
  overflow: hidden;
}

.buy-layout {
  grid-template-columns: minmax(230px, 0.56fr) minmax(0, 1fr);
}

.buy-cover {
  justify-self: center;
  width: min(100%, 310px);
  filter: drop-shadow(0 26px 38px rgba(0, 0, 0, 0.42));
}

.store-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-top: 32px;
}

.store-card {
  min-height: 142px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 20px 16px;
  border-radius: 20px;
  text-align: center;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.store-card img {
  max-width: 138px;
  max-height: 40px;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.94;
}

.store-card span {
  color: var(--soft-ivory);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  line-height: 1.25;
  text-transform: uppercase;
}

.store-card:hover,
.store-card:focus-visible {
  border-color: rgba(196, 122, 58, 0.4);
  background: rgba(255, 255, 255, 0.1);
}

.retailer-note {
  color: rgba(174, 184, 194, 0.68);
  font-size: 0.92rem;
}

.author-section {
  padding-block: var(--section-y);
  background:
    radial-gradient(circle at 17% 22%, rgba(158, 27, 47, 0.16), transparent 22rem),
    radial-gradient(circle at 76% 72%, rgba(196, 122, 58, 0.14), transparent 24rem),
    linear-gradient(135deg, var(--midnight-navy), var(--deep-indigo) 48%, var(--charcoal));
}

.author-layout {
  grid-template-columns: minmax(260px, 0.68fr) minmax(0, 1fr);
}

.author-photo {
  overflow: hidden;
  border-radius: 30px;
  box-shadow: 0 28px 68px rgba(0, 0, 0, 0.45);
}

.author-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 11, 20, 0.04), rgba(7, 11, 20, 0.3));
  pointer-events: none;
}

.author-photo img {
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 52% 30%;
  border-radius: 30px;
}

.praise-section {
  background-image: url("assets/keith/praise-romantic-bg.jpg");
  padding-block: var(--section-y);
  background-position: center;
}

.praise-section .section-overlay {
  background:
    radial-gradient(circle at 26% 34%, rgba(158, 27, 47, 0.16), transparent 22rem),
    linear-gradient(180deg, rgba(7, 11, 20, 0.1), rgba(7, 11, 20, 0.44)),
    linear-gradient(90deg, rgba(7, 11, 20, 0.34), rgba(7, 11, 20, 0.12), rgba(7, 11, 20, 0.38));
}

.praise-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 42px;
}

.testimonial-card {
  min-height: 250px;
  margin: 0;
  padding: clamp(24px, 3vw, 34px);
  border-radius: 24px;
}

.testimonial-card blockquote {
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  font-style: italic;
  font-weight: 600;
  line-height: 1.12;
}

.testimonial-card figcaption {
  margin-top: 24px;
  color: var(--sunset-gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.placeholder-note {
  max-width: 650px;
  margin: 24px auto 0;
  color: rgba(174, 184, 194, 0.72);
  font-size: 0.9rem;
  text-align: center;
}

.newsletter-section {
  background-image: url("assets/keith/newsletter-warm-bg.jpg");
  padding-block: var(--section-y);
  background-position: center;
}

.newsletter-section .section-overlay {
  background:
    radial-gradient(circle at 50% 38%, rgba(244, 239, 230, 0.08), transparent 22rem),
    linear-gradient(180deg, rgba(7, 11, 20, 0.12), rgba(7, 11, 20, 0.44)),
    linear-gradient(90deg, rgba(7, 11, 20, 0.18), rgba(7, 11, 20, 0.34), rgba(7, 11, 20, 0.18));
}

.newsletter-card {
  width: min(100%, 760px);
  margin-inline: auto;
  padding: clamp(30px, 6vw, 64px);
  border-radius: 28px;
  background: rgba(7, 11, 20, 0.54);
  border-color: rgba(244, 239, 230, 0.18);
  text-align: center;
}

.newsletter-card h2 {
  margin-inline: auto;
}

.newsletter-card > p:not(.eyebrow) {
  max-width: 610px;
  margin: 22px auto 0;
}

.signup-form {
  display: grid;
  gap: 14px;
  margin-top: 34px;
  text-align: left;
}

.signup-form label {
  color: var(--soft-ivory);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.signup-form input {
  width: 100%;
  min-height: 56px;
  padding: 0 18px;
  color: var(--ivory-white);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.signup-form input::placeholder {
  color: rgba(174, 184, 194, 0.6);
}

.signup-form input:focus {
  background: rgba(255, 255, 255, 0.11);
  border-color: rgba(196, 122, 58, 0.62);
  box-shadow: 0 0 0 4px rgba(196, 122, 58, 0.14);
}

.signup-form .btn {
  width: 100%;
  margin-top: 8px;
  border: 0;
  cursor: pointer;
}

.privacy-note,
.form-status {
  margin: 0;
  color: rgba(174, 184, 194, 0.72);
  font-size: 0.9rem;
  text-align: center;
}

.form-status {
  min-height: 24px;
  color: var(--sunset-gold);
  font-weight: 700;
}

.site-footer {
  padding-block: 62px 28px;
  background:
    radial-gradient(circle at 80% 18%, rgba(196, 122, 58, 0.12), transparent 22rem),
    linear-gradient(180deg, rgba(7, 11, 20, 0.54), rgba(7, 11, 20, 0.62)),
    url("assets/keith/texture-dark-v2.jpg") center / cover;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-layout {
  display: grid;
  grid-template-columns: minmax(260px, 1.25fr) minmax(170px, 0.6fr) minmax(160px, 0.5fr);
  gap: 38px;
}

.footer-brand {
  max-width: 470px;
}

.footer-wordmark {
  font-size: 1.12rem;
}

.footer-subtitle {
  margin: 14px 0 0;
  color: var(--sunset-gold);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.footer-brand p:not(.footer-subtitle) {
  margin: 16px 0 0;
}

.footer-nav,
.footer-stores {
  display: grid;
  gap: 10px;
  align-content: start;
}

.footer-nav a,
.footer-stores a {
  color: rgba(244, 239, 230, 0.72);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  transition: color 180ms ease;
}

.footer-nav a:hover,
.footer-nav a:focus-visible,
.footer-stores a:hover,
.footer-stores a:focus-visible {
  color: var(--sunset-gold);
}

.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  align-items: center;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: rgba(244, 239, 230, 0.8);
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.social-link:hover,
.social-link:focus-visible {
  background: rgba(196, 122, 58, 0.22);
  border-color: rgba(196, 122, 58, 0.52);
  color: var(--ivory-white);
  transform: translateY(-2px);
}

.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;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 50px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(174, 184, 194, 0.62);
  font-size: 0.86rem;
}

.footer-bottom p {
  margin: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 700ms ease, transform 700ms ease;
}

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

.reveal-delay {
  transition-delay: 140ms;
}

@keyframes bookFloat {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: 0 -12px;
  }
}

@media (max-width: 1080px) {
  .theme-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 920px) {
  :root {
    --nav-height: 72px;
  }

  .menu-toggle {
    display: grid;
  }

  .nav-links {
    position: fixed;
    inset: calc(var(--nav-height) + 12px) 18px auto;
    display: grid;
    justify-content: stretch;
    gap: 2px;
    max-height: calc(100svh - var(--nav-height) - 34px);
    padding: 14px;
    overflow-y: auto;
    background: rgba(7, 11, 20, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 22px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
    opacity: 0;
    transform: translateY(-12px);
    pointer-events: none;
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .nav-open .nav-links {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nav-links a {
    width: 100%;
    min-height: 48px;
    padding-inline: 14px;
  }

  .hero-inner,
  .two-column,
  .buy-layout,
  .author-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-block: calc(var(--nav-height) + 50px) 70px;
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(7, 11, 20, 0.64), rgba(16, 23, 42, 0.46) 58%, rgba(7, 11, 20, 0.62)),
      radial-gradient(circle at 70% 64%, rgba(196, 122, 58, 0.18), transparent 18rem);
  }

  .hero-copy {
    max-width: 720px;
  }

  .hero-visual {
    justify-content: center;
    overflow: hidden;
    min-height: 420px;
  }

  .hero-book {
    width: min(820px, 138vw);
    transform: translateX(-13%);
  }

  .book-glow {
    width: min(70vw, 360px);
    right: 18%;
  }

  .cover-frame,
  .buy-cover {
    width: min(100%, 320px);
  }

  .buy-layout .section-copy,
  .two-column .section-copy,
  .author-layout .section-copy {
    max-width: 760px;
  }

  .author-photo {
    width: min(100%, 430px);
    justify-self: center;
  }

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

  .footer-layout {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .container,
  .narrow,
  .quote-wrap {
    width: min(calc(100% - 28px), var(--container));
  }

  .nav-wrap {
    width: min(calc(100% - 28px), 1260px);
  }

  .wordmark {
    font-size: 0.86rem;
    letter-spacing: 0.14em;
  }

  h1 {
    font-size: clamp(2.85rem, 13.5vw, 3.85rem);
  }

  h2 {
    font-size: clamp(2.18rem, 12vw, 3.55rem);
  }

  .hero-subtext {
    margin-top: 22px;
  }

  .button-row,
  .btn {
    width: 100%;
  }

  .hero-visual {
    min-height: 330px;
  }

  .hero-book {
    width: min(720px, 164vw);
    transform: translateX(-16%);
  }

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

  .theme-card {
    min-height: auto;
    border-radius: 20px;
  }

  .quote-mark {
    height: 40px;
    font-size: 5.6rem;
  }

  .store-card {
    min-height: 118px;
  }

  .newsletter-card {
    padding: 28px 18px;
    border-radius: 22px;
  }

  .footer-layout,
  .footer-bottom {
    display: grid;
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}