:root {
  color-scheme: dark;
  --ink-950: #030812;
  --ink-925: #050a12;
  --ink-900: #071321;
  --ink-850: #08192a;
  --ink-800: #0a1f35;
  --blue-500: #78bce8;
  --blue-400: #94cef2;
  --blue-300: #b9e1fa;
  --white: #ffffff;
  --mist-100: #f5f9fc;
  --mist-200: #e3ebf2;
  --mist-500: #aab7c5;
  --mist-700: #617284;
  --line: rgba(167, 199, 224, 0.26);
  --line-strong: rgba(120, 188, 232, 0.62);
  --shadow-deep: 0 38px 80px rgba(0, 0, 0, 0.46);
  --shadow-blue: 0 16px 44px rgba(42, 139, 204, 0.2);
  --font-display: Georgia, "Times New Roman", Times, serif;
  --font-sans: "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --shell: 1240px;
  --gutter: clamp(1.25rem, 4.5vw, 4.5rem);
  --section-space: clamp(5.5rem, 10vw, 9.5rem);
  --header-height: 84px;
  --transition: 220ms ease;
}

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

html {
  scroll-behavior: smooth;
  background: var(--ink-950);
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 75% 7%, rgba(33, 103, 155, 0.1), transparent 28rem),
    var(--ink-925);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  z-index: 100;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.025;
  background-image:
    repeating-linear-gradient(
      104deg,
      rgba(255, 255, 255, 0.9) 0,
      rgba(255, 255, 255, 0.9) 1px,
      transparent 1px,
      transparent 4px
    );
  mix-blend-mode: soft-light;
}

body.nav-open {
  overflow: hidden;
}

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

img {
  height: auto;
}

a {
  color: inherit;
}

button,
input,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  color: inherit;
}

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

h1,
h2,
h3 {
  margin-bottom: 0;
  font-family: var(--font-display);
  font-weight: 400;
  text-wrap: balance;
}

h1 {
  max-width: 10ch;
  font-size: clamp(2.7rem, 5.83vw, 5.625rem);
  line-height: 0.98;
  letter-spacing: -0.052em;
}

h2 {
  font-size: clamp(2.4rem, 4.4vw, 4.35rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

h3 {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  line-height: 1.2;
}

p {
  margin-bottom: 1.4rem;
}

em {
  font-style: italic;
}

::selection {
  background: var(--blue-500);
  color: var(--ink-950);
}

:focus-visible {
  outline: 3px solid var(--blue-400);
  outline-offset: 4px;
}

.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: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.7rem 1rem;
  transform: translateY(-150%);
  border-radius: 0.2rem;
  background: var(--white);
  color: var(--ink-950);
  font-weight: 700;
  text-decoration: none;
  transition: transform var(--transition);
}

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

.shell {
  width: min(100% - (var(--gutter) * 2), var(--shell));
  margin-inline: auto;
}

.heading-rule {
  display: block;
  width: 3.15rem;
  height: 2px;
  margin: 1.8rem 0 2rem;
  background: var(--blue-500);
}

.button {
  display: inline-flex;
  min-height: 3.3rem;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.75rem;
  border: 1px solid var(--blue-500);
  border-radius: 0.16rem;
  background: var(--blue-500);
  box-shadow: var(--shadow-blue);
  color: #03101b;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.96rem;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  text-decoration: none;
  transition:
    background-color var(--transition),
    border-color var(--transition),
    box-shadow var(--transition),
    color var(--transition),
    transform var(--transition);
}

.button:hover {
  border-color: var(--blue-300);
  background: var(--blue-300);
  box-shadow: 0 18px 50px rgba(79, 174, 235, 0.28);
  transform: translateY(-2px);
}

.button:active {
  transform: translateY(0);
}

.button--small {
  min-height: 2.8rem;
  padding: 0.75rem 1.3rem;
  font-size: 0.85rem;
}

.button--outline {
  border-color: var(--line-strong);
  background: transparent;
  box-shadow: none;
  color: var(--blue-400);
}

.button--outline:hover {
  border-color: var(--blue-400);
  background: rgba(120, 188, 232, 0.08);
  color: var(--white);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  color: var(--blue-500);
  font-weight: 600;
  text-decoration: none;
  transition: color var(--transition);
}

.text-link svg {
  width: 1.35rem;
  height: 1.35rem;
  overflow: visible;
  transition: transform var(--transition);
}

.text-link path {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.text-link:hover {
  color: var(--blue-300);
}

.text-link:hover svg {
  transform: translateX(0.28rem);
}

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-height);
  border-bottom: 1px solid rgba(177, 206, 230, 0.12);
  background: rgba(3, 8, 18, 0.72);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  transition:
    background-color var(--transition),
    box-shadow var(--transition);
}

.site-header.is-scrolled,
.site-header.is-open {
  background: rgba(3, 8, 18, 0.96);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.2);
}

.site-header__inner {
  width: min(100% - (var(--gutter) * 2), 1380px);
  height: 100%;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.wordmark {
  color: var(--blue-500);
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  line-height: 1;
  letter-spacing: 0.02em;
  text-decoration: none;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.3rem, 2.6vw, 2.75rem);
  font-size: 0.88rem;
  font-weight: 600;
}

.site-nav > a:not(.button) {
  position: relative;
  padding: 0.5rem 0;
  text-decoration: none;
}

.site-nav > a:not(.button)::after {
  position: absolute;
  right: 0;
  bottom: 0.15rem;
  left: 0;
  height: 1px;
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  background: var(--blue-500);
  transition: transform var(--transition);
}

.site-nav > a:not(.button):hover::after,
.site-nav > a[aria-current="page"]:not(.button)::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-toggle {
  display: none;
  width: 2.85rem;
  height: 2.85rem;
  padding: 0.68rem;
  border: 1px solid var(--line);
  border-radius: 0.15rem;
  background: transparent;
  cursor: pointer;
}

.nav-toggle > span:not(.sr-only) {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--white);
  transition:
    transform var(--transition),
    opacity var(--transition);
}

.nav-toggle > span:not(.sr-only) + span {
  margin-top: 0.5rem;
}

.nav-toggle[aria-expanded="true"] > span:nth-child(2) {
  transform: translateY(4.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] > span:nth-child(3) {
  transform: translateY(-4.5px) rotate(-45deg);
}

.hero {
  position: relative;
  isolation: isolate;
  min-height: 820px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 77% 42%, rgba(22, 77, 120, 0.22), transparent 32rem),
    linear-gradient(115deg, #030812 0%, #06101c 48%, #071627 100%);
}

.hero--home {
  background-color: var(--ink-950);
  background-image: url("../images/phos-hero-background-desktop.jpg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}

.hero__grid {
  position: relative;
  z-index: 2;
  min-height: 820px;
  padding-top: calc(var(--header-height) + 4rem);
  padding-bottom: 4rem;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 0.85fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 8rem);
}

.hero__content {
  padding: 2rem 0;
}

.hero__lede {
  max-width: 34rem;
  margin-bottom: 2.25rem;
  color: var(--mist-200);
  font-size: clamp(1.08rem, 1.7vw, 1.32rem);
  line-height: 1.65;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem 1.8rem;
}

.book-stage {
  position: relative;
  margin: 0;
  justify-self: center;
  display: grid;
  justify-items: center;
}

.book-render {
  width: min(34vw, 500px);
  min-width: 390px;
  filter:
    drop-shadow(0 42px 40px rgba(0, 0, 0, 0.45))
    drop-shadow(-12px 10px 24px rgba(48, 146, 210, 0.12));
  transition: transform 500ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.book-stage:hover .book-render {
  transform: translateY(-0.45rem) rotate(-0.35deg);
}

.book-stage figcaption {
  position: relative;
  z-index: 2;
  margin-top: -1.25rem;
  padding: 0.55rem 0.9rem;
  border-radius: 0.12rem;
  background: rgba(3, 8, 18, 0.76);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.24);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-align: center;
  text-transform: uppercase;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.message-section {
  position: relative;
  padding: var(--section-space) 0;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 78% 22%, rgba(30, 100, 151, 0.11), transparent 25rem),
    var(--ink-925);
}

.message-section__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(420px, 1fr);
  gap: clamp(4rem, 9vw, 9rem);
}

.message-section__copy p,
.biography-section__copy p,
.origin-section__copy p {
  max-width: 37rem;
  color: var(--mist-200);
  font-size: 1.05rem;
}

.theme-rail,
.fact-rail {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.theme-rail li {
  padding: 1.65rem 0;
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1.4rem;
  border-bottom: 1px solid var(--line);
}

.theme-rail > li > span {
  padding-top: 0.35rem;
  color: var(--blue-500);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.theme-rail h3 {
  margin-bottom: 0.55rem;
}

.theme-rail p {
  max-width: 34rem;
  margin: 0;
  color: var(--mist-500);
}

.quote-field {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(4.8rem, 8vw, 7rem) 0;
  background: var(--white);
  color: var(--ink-950);
}

.quote-field__light {
  position: absolute;
  z-index: -1;
  inset: -15%;
  background:
    radial-gradient(circle at 18% 45%, rgba(255, 255, 255, 0.98) 0, transparent 30%),
    linear-gradient(
      108deg,
      rgba(255, 255, 255, 0.98) 0%,
      rgba(224, 239, 250, 0.92) 48%,
      rgba(134, 192, 232, 0.62) 100%
    );
}

.quote-field__inner {
  position: relative;
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
}

.quote-field__inner::before {
  position: absolute;
  top: -0.2rem;
  bottom: -0.2rem;
  left: 0;
  width: 2px;
  content: "";
  background: var(--blue-500);
}

.quote-mark {
  padding-left: 1.4rem;
  color: var(--blue-500);
  font-family: var(--font-display);
  font-size: 5.5rem;
  line-height: 0.8;
}

.quote-field__quotes {
  max-width: 60rem;
}

.quote-field blockquote {
  margin-bottom: 0;
}

.quote-field blockquote p {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 4.25rem);
  line-height: 1.08;
  letter-spacing: -0.038em;
  text-wrap: balance;
}

.quote-divider {
  display: block;
  width: 3rem;
  height: 2px;
  margin: 2.15rem 0;
  background: var(--blue-500);
}

.author-feature {
  background: var(--ink-925);
}

.author-feature__grid {
  width: min(100%, var(--shell));
  display: grid;
  grid-template-columns: 1fr minmax(420px, 0.95fr);
  align-items: stretch;
}

.author-feature__content {
  align-self: center;
  padding: var(--section-space) clamp(2rem, 7vw, 7rem) var(--section-space) 0;
}

.author-feature__content p {
  max-width: 35rem;
  color: var(--mist-200);
  font-size: 1.08rem;
}

.author-feature__portrait {
  min-height: 540px;
  margin: 0;
  overflow: hidden;
  background: var(--mist-100);
}

.author-feature__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 8%;
  filter: grayscale(1);
}

.purchase-band {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(3.8rem, 6.8vw, 6rem) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink-800);
}

.purchase-band__light {
  position: absolute;
  z-index: -1;
  right: -10%;
  bottom: -9rem;
  left: 24%;
  height: 18rem;
  background: radial-gradient(
    ellipse at center,
    rgba(151, 208, 245, 0.31) 0,
    rgba(55, 130, 184, 0.12) 34%,
    transparent 68%
  );
  filter: blur(7px);
  transform: rotate(-4deg);
}

.purchase-band__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem 4rem;
}

.purchase-band__inner h2 {
  max-width: 18ch;
  font-size: clamp(2.5rem, 4.7vw, 4.6rem);
}

.purchase-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-footer {
  padding: 2.35rem 0;
  background: var(--ink-950);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2.5rem;
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem 2rem;
}

.site-footer a {
  color: var(--mist-200);
  font-size: 0.84rem;
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--blue-400);
}

.site-footer p {
  margin: 0;
  color: var(--mist-700);
  font-size: 0.75rem;
  text-align: right;
}

.publisher-brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.publisher-brand img {
  width: 82px;
  height: 62px;
  object-fit: cover;
  object-position: center;
  mix-blend-mode: screen;
}

.publisher-brand span {
  color: var(--mist-200);
  font-size: 0.62rem;
  font-weight: 700;
  line-height: 1.65;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

/* About page */

.hero--about {
  min-height: 780px;
  background-color: var(--ink-950);
  background-image: url("../images/phos-hero-background-desktop.jpg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}

.about-hero__grid {
  position: relative;
  z-index: 2;
  min-height: 780px;
  padding-top: calc(var(--header-height) + 3.5rem);
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(430px, 0.86fr);
  align-items: end;
  gap: clamp(3rem, 6vw, 7rem);
}

.about-hero__content {
  align-self: center;
  padding: 3rem 0 5rem;
}

.about-hero__content h1 {
  max-width: 11ch;
  font-size: clamp(2.9rem, 5.58vw, 5.42rem);
}

.about-hero__portrait {
  height: 650px;
  margin: 0;
  align-self: end;
  overflow: hidden;
}

.about-hero__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: grayscale(1);
}

.biography-section {
  padding: var(--section-space) 0;
  border-bottom: 1px solid var(--line);
  background: var(--ink-925);
}

.biography-section__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(430px, 1fr);
  gap: clamp(4rem, 9vw, 9rem);
}

.fact-rail > div {
  position: relative;
  padding: 1.65rem 0 1.65rem 3.3rem;
  border-bottom: 1px solid var(--line);
}

.fact-rail > div::before {
  position: absolute;
  top: 2.25rem;
  left: 0;
  width: 1.35rem;
  height: 2px;
  content: "";
  background: var(--blue-500);
}

.fact-rail dt {
  margin-bottom: 0.4rem;
  color: var(--blue-500);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.fact-rail dd {
  margin: 0;
  color: var(--mist-200);
  font-size: 1.02rem;
  line-height: 1.6;
}

.origin-section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: var(--section-space) 0;
  border-bottom: 1px solid var(--line);
  background-color: var(--ink-950);
  background-image: url("../images/phos-hero-background-desktop.jpg");
  background-repeat: no-repeat;
  background-position: center 62%;
  background-size: cover;
}

.origin-section__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.6fr);
  align-items: center;
  gap: clamp(4rem, 10vw, 10rem);
}

.origin-section__cover {
  width: min(100%, 480px);
  margin: 0;
  justify-self: center;
}

.origin-section__book {
  width: 100%;
  min-width: 0;
}

.quote-field--single {
  padding-block: clamp(4.5rem, 7vw, 6rem);
}

.quote-field--single .quote-field__inner {
  align-items: center;
}

.quote-field--single blockquote p {
  font-size: clamp(2.6rem, 5.5vw, 5.5rem);
}

.purchase-band--split .purchase-band__inner {
  align-items: flex-end;
}

/* Contact page */

.contact-section {
  position: relative;
  isolation: isolate;
  min-height: 760px;
  overflow: hidden;
  padding: calc(var(--header-height) + 5rem) 0 5rem;
  border-bottom: 1px solid var(--line);
  background-color: var(--ink-950);
  background-image: url("../images/phos-hero-background-desktop.jpg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}

.contact-section__grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(390px, 0.86fr) minmax(0, 1.14fr);
  align-items: start;
  gap: clamp(3rem, 5vw, 4.75rem);
}

.contact-section__intro {
  padding-top: 2.5rem;
}

.contact-section__intro h1 {
  max-width: 100%;
  font-size: clamp(3rem, 3.83vw, 4.17rem);
}

.contact-note {
  margin-top: clamp(3.5rem, 5vw, 5.5rem);
}

.contact-note h2 {
  color: var(--blue-500);
  font-size: clamp(1.65rem, 2.8vw, 2.4rem);
}

.contact-note .heading-rule {
  margin-block: 1rem 1.3rem;
}

.contact-note p {
  max-width: 29rem;
  color: var(--mist-200);
}

.contact-form {
  position: relative;
  width: 100%;
  min-width: 0;
  padding: clamp(1.5rem, 3.6vw, 3rem);
  border: 0;
  border-radius: 0.18rem;
  background: rgba(2, 8, 16, 0.64);
  box-shadow: 0 28px 75px rgba(0, 0, 0, 0.3);
  -webkit-backdrop-filter: blur(24px) brightness(0.68);
  backdrop-filter: blur(24px) brightness(0.68);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.field {
  margin-bottom: 1.6rem;
}

.field label,
.inquiry-options legend {
  display: block;
  margin-bottom: 0.6rem;
  color: var(--white);
  font-size: 0.86rem;
  font-weight: 700;
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid rgba(166, 190, 210, 0.42);
  border-radius: 0.12rem;
  background: rgba(25, 40, 57, 0.62);
  color: var(--white);
  font-size: 0.98rem;
  transition:
    border-color var(--transition),
    background-color var(--transition),
    box-shadow var(--transition);
}

.field input {
  height: 3.25rem;
  padding: 0 1rem;
}

.field textarea {
  min-height: 12rem;
  padding: 0.9rem 1rem;
  resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder {
  color: #9aa9b8;
  opacity: 1;
}

.field input:hover,
.field textarea:hover {
  border-color: rgba(166, 207, 236, 0.68);
}

.field input:focus,
.field textarea:focus {
  border-color: var(--blue-400);
  background: rgba(25, 45, 64, 0.88);
  box-shadow: 0 0 0 3px rgba(120, 188, 232, 0.14);
  outline: none;
}

.inquiry-options {
  min-width: 0;
  margin: 0 0 1.6rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.35rem;
  border: 0;
}

.inquiry-options legend {
  width: 100%;
}

.inquiry-options label {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--mist-200);
  cursor: pointer;
  font-size: 0.88rem;
}

.inquiry-options input {
  width: 1.08rem;
  height: 1.08rem;
  margin: 0;
  appearance: none;
  border: 1px solid var(--blue-300);
  border-radius: 50%;
  background: transparent;
  display: grid;
  place-content: center;
}

.inquiry-options input::before {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  content: "";
  transform: scale(0);
  background: var(--blue-500);
  transition: transform var(--transition);
}

.inquiry-options input:checked::before {
  transform: scale(1);
}

.inquiry-options input:focus-visible {
  outline: 3px solid rgba(120, 188, 232, 0.4);
  outline-offset: 3px;
}

.honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.form-status {
  max-width: 38rem;
  margin: 1.2rem 0 0;
  padding: 0.8rem 1rem;
  border-left: 2px solid var(--blue-500);
  background: rgba(120, 188, 232, 0.08);
  color: var(--mist-200);
  font-size: 0.86rem;
}

.quote-field--contact blockquote {
  max-width: 64rem;
  margin-bottom: 2rem;
}

.quote-field--contact .button {
  box-shadow: none;
}

/* Motion */

html.js .reveal {
  opacity: 0;
  transform: translateY(1.5rem);
  transition:
    opacity 720ms ease,
    transform 720ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

html.js .reveal--delay {
  transition-delay: 120ms;
}

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

@media (max-width: 1080px) {
  :root {
    --gutter: clamp(1.25rem, 4vw, 3rem);
  }

  .hero__grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(310px, 0.75fr);
    gap: 3rem;
  }

  .book-render {
    width: min(38vw, 450px);
    min-width: 340px;
  }

  .message-section__grid,
  .biography-section__grid {
    gap: 4rem;
  }

  .author-feature__grid {
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.85fr);
  }

  .author-feature__content {
    padding-right: 3rem;
  }

  .contact-section__grid {
    grid-template-columns: minmax(340px, 0.82fr) minmax(0, 1.18fr);
    gap: 3.25rem;
  }

}

@media (max-width: 820px) {
  :root {
    --header-height: 74px;
    --section-space: 5.5rem;
  }

  h1 {
    font-size: clamp(2.67rem, 10vw, 4.83rem);
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    z-index: 49;
    top: var(--header-height);
    right: 0;
    left: 0;
    max-height: calc(100svh - var(--header-height));
    padding: 1.5rem var(--gutter) 2rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border-bottom: 1px solid var(--line);
    background: rgba(3, 8, 18, 0.98);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-0.8rem);
    transition:
      opacity var(--transition),
      transform var(--transition);
  }

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

  .site-nav > a:not(.button) {
    padding: 1rem 0;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
  }

  .site-nav > a:not(.button)::after {
    display: none;
  }

  .site-nav .button {
    margin-top: 1.35rem;
  }

  .hero,
  .hero__grid {
    min-height: auto;
  }

  .hero--home {
    background-image: url("../images/phos-hero-background-mobile.jpg");
    background-position: center top;
  }

  .hero--about,
  .origin-section {
    background-image: url("../images/phos-hero-background-mobile.jpg");
    background-position: center top;
  }

  .hero__grid {
    padding-top: calc(var(--header-height) + 5rem);
    padding-bottom: 6rem;
    grid-template-columns: 1fr;
    gap: 4.5rem;
  }

  .hero__content {
    padding: 0;
  }

  .book-render {
    width: min(86vw, 460px);
    min-width: 0;
  }

  .message-section__grid,
  .biography-section__grid,
  .origin-section__grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .theme-rail,
  .fact-rail {
    max-width: 42rem;
  }

  .quote-field__inner {
    grid-template-columns: 3.5rem minmax(0, 1fr);
    gap: 1rem;
  }

  .quote-mark {
    padding-left: 0.8rem;
    font-size: 4.3rem;
  }

  .author-feature__grid {
    width: min(100% - (var(--gutter) * 2), var(--shell));
    grid-template-columns: 1fr;
  }

  .author-feature__content {
    padding: var(--section-space) 0 4rem;
  }

  .author-feature__portrait {
    min-height: 460px;
  }

  .purchase-band__inner,
  .purchase-band--split .purchase-band__inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer__inner {
    grid-template-columns: 1fr auto;
  }

  .site-footer p {
    grid-column: 1 / -1;
    text-align: left;
  }

  .about-hero__grid {
    min-height: auto;
    padding-top: calc(var(--header-height) + 5rem);
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-hero__content {
    padding: 0 0 2rem;
  }

  .about-hero__portrait {
    width: min(100%, 520px);
    height: 580px;
    justify-self: center;
  }

  .contact-section {
    padding-top: calc(var(--header-height) + 4.5rem);
    background-image: url("../images/phos-hero-background-mobile.jpg");
    background-position: center top;
  }

  .contact-section__grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .contact-section__intro {
    padding-top: 0;
  }

  .contact-note {
    margin-top: 3rem;
  }
}

@media (max-width: 560px) {
  :root {
    --gutter: 1.25rem;
    --section-space: 4.6rem;
  }

  body {
    font-size: 0.97rem;
  }

  h1 {
    font-size: clamp(2.5rem, 11.67vw, 3.875rem);
    line-height: 1;
  }

  h2 {
    font-size: clamp(2.2rem, 11vw, 3.4rem);
  }

  .wordmark {
    font-size: 1.42rem;
  }

  .hero__grid {
    padding-top: calc(var(--header-height) + 4rem);
  }

  .hero__actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero__actions .button {
    width: 100%;
  }

  .book-render {
    width: min(92vw, 430px);
  }

  .book-stage figcaption {
    margin-top: -0.75rem;
    font-size: 0.7rem;
  }

  .theme-rail li {
    grid-template-columns: 2.4rem 1fr;
    gap: 1rem;
  }

  .quote-field {
    padding: 4rem 0;
  }

  .quote-field__inner {
    padding-left: 1.25rem;
    display: block;
  }

  .quote-mark {
    display: block;
    height: 3rem;
    padding-left: 0;
    font-size: 4.8rem;
  }

  .quote-field blockquote p,
  .quote-field--single blockquote p {
    font-size: clamp(2rem, 9.6vw, 3.15rem);
  }

  .author-feature__portrait {
    min-height: 400px;
  }

  .purchase-band__actions {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
  }

  .purchase-band__actions .button,
  .purchase-band__inner > .button {
    width: 100%;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .publisher-brand img {
    width: 76px;
    height: 58px;
  }

  .about-hero__content h1,
  .contact-section__intro h1 {
    font-size: clamp(2.5rem, 11.25vw, 3.83rem);
  }

  .about-hero__portrait {
    height: 470px;
  }

  .origin-section__cover {
    width: min(100%, 430px);
  }

  .contact-form {
    padding: 1.25rem;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .inquiry-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .contact-form > .button {
    width: 100%;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

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