:root {
  --ink: #1a1a1a;
  --ink-soft: #4a4a4a;
  --ink-muted: #8a8a8a;
  --line: #e4e2de;
  --paper: #ffffff;
  --paper-warm: #faf9f7;
  --serif-display: "Cormorant Garamond", "Garamond", "Times New Roman", serif;
  --serif-text: "EB Garamond", "Garamond", Georgia, serif;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --gutter: clamp(16px, 5vw, 64px);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif-text);
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.locked { overflow: hidden; }

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

a { color: inherit; }

h1, h2, h3 {
  font-family: var(--serif-display);
  font-weight: 300;
  line-height: 1.1;
  margin: 0;
}

em { font-style: italic; }

.muted { color: var(--ink-muted); }

.eyebrow {
  font-family: var(--serif-text);
  font-size: 12px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0 0 14px;
}

/* ---------- Top bar ---------- */

.topbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px var(--gutter);
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transform: translateY(-100%);
  transition: transform .5s var(--ease), border-color .5s;
}

.topbar.is-visible {
  transform: none;
  border-bottom-color: var(--line);
}

.topbar__mark {
  font-family: var(--serif-display);
  font-size: 22px;
  text-decoration: none;
  white-space: nowrap;
}

.topbar__mark em { color: var(--ink-muted); }

.topbar__nav { display: flex; gap: 32px; }

.topbar__nav a {
  font-size: 13px;
  letter-spacing: .18em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-soft);
  position: relative;
}

.topbar__nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 1px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease);
}

.topbar__nav a:hover::after { transform: scaleX(1); }

.basket-btn {
  font: inherit;
  font-size: 13px;
  letter-spacing: .18em;
  text-transform: uppercase;
  background: none;
  border: 1px solid var(--ink);
  padding: 8px 14px;
  cursor: pointer;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background .3s, color .3s;
}

.basket-btn:hover { background: var(--ink); color: var(--paper); }

.basket-btn__count {
  display: inline-grid;
  place-items: center;
  min-width: 20px;
  height: 20px;
  border-radius: 10px;
  background: var(--ink);
  color: var(--paper);
  font-size: 11px;
  letter-spacing: 0;
}

.basket-btn:hover .basket-btn__count { background: var(--paper); color: var(--ink); }

.basket-btn__count.bump { animation: bump .5s var(--ease); }

@keyframes bump {
  40% { transform: scale(1.4); }
}

/* ---------- Hero ---------- */

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: clamp(80px, 14vh, 140px) var(--gutter) 48px;
}

.hero__title {
  font-size: clamp(56px, 11vw, 150px);
  letter-spacing: -.01em;
}

.hero__title em {
  font-weight: 300;
  color: var(--ink-muted);
  font-size: .6em;
  vertical-align: .12em;
  padding: 0 .08em;
}

.rule {
  width: 64px;
  height: 1px;
  background: var(--ink);
  margin: 36px auto;
}

.hero__lede {
  max-width: 560px;
  margin: 0 auto;
  color: var(--ink-soft);
  font-size: 19px;
}

.marquee {
  width: calc(100% + var(--gutter) * 2);
  margin: 72px calc(var(--gutter) * -1) 0;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.marquee__track {
  display: flex;
  gap: clamp(14px, 2vw, 24px);
  width: max-content;
  animation: marquee 60s linear infinite;
}

.marquee:hover .marquee__track { animation-play-state: paused; }

.marquee__track img {
  width: clamp(150px, 18vw, 230px);
  aspect-ratio: 1;
  object-fit: cover;
  object-position: center 30%;
  background: var(--paper-warm);
}

@keyframes marquee {
  to { transform: translateX(calc(-50% - clamp(14px, 2vw, 24px) / 2)); }
}

figcaption {
  font-style: italic;
  font-size: 15px;
  color: var(--ink-muted);
  margin-top: 14px;
}

.scroll-cue {
  margin-top: 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  font-size: 12px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.scroll-cue i {
  width: 1px;
  height: 56px;
  background: linear-gradient(var(--ink-muted), transparent);
  animation: drip 2.4s var(--ease) infinite;
  transform-origin: top;
}

@keyframes drip {
  0% { transform: scaleY(0); opacity: 1; }
  60% { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(1); opacity: 0; }
}

/* ---------- Sections ---------- */

.section {
  padding: clamp(80px, 12vw, 160px) var(--gutter);
  border-top: 1px solid var(--line);
}

.section__head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto clamp(48px, 7vw, 88px);
}

.section__head h2 {
  font-size: clamp(40px, 6vw, 72px);
}

.section__intro {
  color: var(--ink-soft);
  margin: 20px 0 0;
}

/* ---------- Tiers ---------- */

.tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  max-width: 1180px;
  margin: 0 auto;
  border-top: 1px solid var(--ink);
}

.tier {
  padding: 40px 36px 8px;
  border-right: 1px solid var(--line);
}

.tier:last-child { border-right: 0; }

.tier__num {
  font-family: var(--serif-display);
  font-size: 15px;
  color: var(--ink-muted);
  letter-spacing: .2em;
}

.tier h3 {
  font-size: 34px;
  margin: 12px 0 6px;
}

.tier__format {
  font-style: italic;
  color: var(--ink-muted);
  margin: 0 0 20px;
}

.tier p { color: var(--ink-soft); }

.tier__list {
  list-style: none;
  padding: 0;
  margin: 28px 0 16px;
  border-top: 1px solid var(--line);
}

.tier__list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 16px;
}

.tier__note {
  font-size: 14px;
  font-style: italic;
  color: var(--ink-muted) !important;
}

/* ---------- Collection bar ---------- */

.collection-bar {
  position: sticky;
  top: 67px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px 32px;
  flex-wrap: wrap;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(8px);
  padding: 12px var(--gutter);
  margin: 0 calc(var(--gutter) * -1) 40px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.book-index {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}

.book-index::-webkit-scrollbar { display: none; }

.book-index a {
  font-family: var(--serif-display);
  font-size: 20px;
  text-decoration: none;
  color: var(--ink-muted);
  padding: 4px 12px;
  transition: color .3s;
  white-space: nowrap;
}

.book-index a:hover, .book-index a.is-active { color: var(--ink); }

.book-index a.is-active { font-style: italic; }

/* ---------- Book ---------- */

.book {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(56px, 8vw, 110px) 0;
  scroll-margin-top: 120px;
}

.book + .book { border-top: 1px solid var(--line); }

.book__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: end;
  gap: 28px;
  margin-bottom: 44px;
}

.book__num {
  font-family: var(--serif-display);
  font-size: clamp(64px, 9vw, 120px);
  font-weight: 300;
  line-height: .8;
  color: var(--line);
}

.book__title {
  font-size: clamp(30px, 4vw, 48px);
}

.book__title small {
  display: block;
  font-family: var(--serif-text);
  font-size: 12px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 10px;
}

.book__year {
  font-style: italic;
  color: var(--ink-muted);
  text-align: right;
}

.book__year span { display: block; font-size: 14px; }

.works {
  display: grid;
  grid-template-columns: 1.35fr 1fr .8fr;
  gap: clamp(20px, 3vw, 44px);
  align-items: start;
}

.works__col { display: flex; flex-direction: column; gap: clamp(32px, 4vw, 52px); }

.works__col--watercolour {
  position: sticky;
  top: 150px;
}

.works__label {
  font-size: 12px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--ink-muted);
  padding-bottom: 12px;
  margin-bottom: calc(clamp(32px, 4vw, 52px) * -1 + 16px);
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.works__label span { font-style: italic; text-transform: none; letter-spacing: 0; font-size: 14px; }

.work {
  display: block;
  width: 100%;
  cursor: pointer;
  background: none;
  border: 0;
  padding: 0;
  text-align: left;
  font: inherit;
  color: inherit;
}

.work__frame {
  background: var(--paper-warm);
  padding: clamp(14px, 2vw, 26px);
  overflow: hidden;
  position: relative;
}

.work[hidden] { display: none; }

.work--pastel .work__frame { background: #efe9df; }

.work__frame img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  transition: transform 1.2s var(--ease), filter .6s;
}

.work--drawing .work__frame img { filter: grayscale(1) contrast(1.05); }

.work:hover .work__frame img { transform: scale(1.035); }

.work__frame::after {
  content: "View";
  position: absolute;
  left: 50%;
  bottom: 22px;
  transform: translate(-50%, 10px);
  background: var(--paper);
  font-size: 11px;
  letter-spacing: .28em;
  text-transform: uppercase;
  padding: 8px 18px;
  opacity: 0;
  transition: opacity .4s, transform .4s var(--ease);
}

.work:hover .work__frame::after,
.work:focus-visible .work__frame::after { opacity: 1; transform: translate(-50%, 0); }

.work:focus-visible { outline: 1px solid var(--ink); outline-offset: 6px; }

.work__caption { padding-top: 16px; }

.work__tier {
  font-size: 11px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.work__title {
  font-family: var(--serif-display);
  font-size: 24px;
  margin: 4px 0 2px;
  line-height: 1.2;
}

.work__badge {
  position: absolute;
  top: 0;
  right: 0;
  background: var(--ink);
  color: var(--paper);
  font-size: 11px;
  letter-spacing: .24em;
  text-transform: uppercase;
  padding: 6px 12px;
  z-index: 1;
}

.work__badge--light { background: var(--paper); color: var(--ink-soft); }

.work__meta {
  font-size: 15px;
  color: var(--ink-muted);
  font-style: italic;
}

.work__price {
  font-size: 15px;
  color: var(--ink-soft);
  font-style: italic;
}

.placeholder-note {
  text-align: center;
  font-size: 14px;
  font-style: italic;
  color: var(--ink-muted);
  max-width: 560px;
  margin: 40px auto 0;
}

/* ---------- About ---------- */

.about { background: var(--paper-warm); }

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(40px, 7vw, 110px);
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

.about__figure { margin: 0; }

.about__figure img { box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .25); }

.about__text h2 {
  font-size: clamp(40px, 5vw, 64px);
  margin-bottom: 28px;
}

.about__text p { color: var(--ink-soft); }

.signature {
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 30px;
  color: var(--ink) !important;
  margin-top: 32px;
}

/* ---------- Enquire ---------- */

.enquire__form {
  max-width: 680px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 32px;
}

.field { display: flex; flex-direction: column; gap: 6px; }

.field--full { grid-column: 1 / -1; }

.field label {
  font-size: 12px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.field input, .field select, .field textarea {
  font: inherit;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
  border-radius: 0;
  transition: border-color .3s;
  appearance: none;
}

.field textarea { resize: vertical; }

.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-bottom-color: var(--ink);
}

.field.has-error input, .field.has-error textarea { border-bottom-color: #9b2c2c; }

.enquire__form .btn { justify-self: start; }

.form-status {
  grid-column: 1 / -1;
  margin: 0;
  font-style: italic;
  color: var(--ink-soft);
  min-height: 1.6em;
}

/* ---------- Buttons ---------- */

.btn {
  font: inherit;
  font-size: 13px;
  letter-spacing: .24em;
  text-transform: uppercase;
  padding: 16px 30px;
  cursor: pointer;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  transition: background .3s, color .3s;
}

.btn--dark { background: var(--ink); color: var(--paper); }

.btn--dark:hover { background: var(--paper); color: var(--ink); }

.btn--block { width: 100%; }

/* ---------- Footer ---------- */

.footer {
  text-align: center;
  padding: 72px var(--gutter);
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--ink-soft);
}

.footer p { margin: 6px 0; }

.footer__mark {
  font-family: var(--serif-display);
  font-size: 30px;
  color: var(--ink);
  margin-bottom: 18px !important;
}

.footer__mark em { color: var(--ink-muted); }

.footer .muted { max-width: 520px; margin: 14px auto 0; font-size: 13px; }

/* ---------- Modal ---------- */

.modal {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 24px;
  visibility: hidden;
  pointer-events: none;
}

.modal.is-open { visibility: visible; pointer-events: auto; }

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, .94);
  opacity: 0;
  transition: opacity .5s var(--ease);
}

.modal.is-open .modal__backdrop { opacity: 1; }

.modal__panel {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(28px, 4vw, 64px);
  width: min(1100px, 100%);
  max-height: calc(100vh - 48px);
  overflow: auto;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .25);
  padding: clamp(24px, 4vw, 56px);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .5s var(--ease), transform .6s var(--ease);
}

.modal.is-open .modal__panel { opacity: 1; transform: none; }

.modal__close {
  position: absolute;
  top: 10px;
  right: 14px;
  background: none;
  border: 0;
  font-family: var(--serif-display);
  font-size: 36px;
  line-height: 1;
  cursor: pointer;
  color: var(--ink-soft);
  padding: 4px 8px;
}

.modal__close:hover { color: var(--ink); }

.modal__figure.is-pastel { background: #efe9df; }

.modal__figure {
  margin: 0;
  background: var(--paper-warm);
  padding: clamp(16px, 2.5vw, 32px);
  display: grid;
  place-items: center;
}

.modal__figure img {
  max-height: 70vh;
  width: auto;
  box-shadow: 0 20px 40px -24px rgba(0, 0, 0, .3);
}

.modal__figure.is-drawing img { filter: grayscale(1) contrast(1.05); }

.modal__info { display: flex; flex-direction: column; }

.modal__info h3 { font-size: clamp(34px, 4vw, 48px); }

.modal__tier {
  font-style: italic;
  color: var(--ink-muted);
  margin: 8px 0 18px;
}

.modal__desc { color: var(--ink-soft); margin: 0 0 24px; }

.options {
  border: 0;
  padding: 0;
  margin: 0 0 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.options legend {
  font-size: 12px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 10px;
  padding: 0;
}

.options[hidden] { display: none; }

.opt { position: relative; }

.opt input { position: absolute; opacity: 0; pointer-events: none; }

.opt span {
  display: block;
  border: 1px solid var(--line);
  padding: 10px 18px;
  font-size: 16px;
  cursor: pointer;
  transition: border-color .3s, background .3s, color .3s;
}

.opt span small {
  display: block;
  font-size: 13px;
  color: var(--ink-muted);
  font-style: italic;
}

.opt input:checked + span { border-color: var(--ink); background: var(--ink); color: var(--paper); }

.opt input:checked + span small { color: #cfcfcf; }

.opt input:focus-visible + span { outline: 1px solid var(--ink); outline-offset: 3px; }

.opt input:disabled + span {
  cursor: not-allowed;
  color: var(--ink-muted);
  text-decoration: line-through;
  text-decoration-color: var(--line);
  background: var(--paper-warm);
}

.modal__meta {
  font-size: 15px;
  font-style: italic;
  color: var(--ink-muted);
  margin: 4px 0 24px;
  min-height: 1.6em;
}

.modal__buy {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.modal__price {
  font-family: var(--serif-display);
  font-size: 40px;
}

.modal__price.flash { animation: flash .5s var(--ease); }

@keyframes flash {
  0% { opacity: .2; transform: translateY(4px); }
}

/* ---------- Drawer ---------- */

.drawer {
  position: fixed;
  inset: 0;
  z-index: 70;
  visibility: hidden;
  pointer-events: none;
}

.drawer.is-open { visibility: visible; pointer-events: auto; }

.drawer__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(26, 26, 26, .25);
  opacity: 0;
  transition: opacity .4s;
}

.drawer.is-open .drawer__backdrop { opacity: 1; }

.drawer__panel {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: min(440px, 100%);
  background: var(--paper);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform .55s var(--ease);
  border-left: 1px solid var(--line);
}

.drawer.is-open .drawer__panel { transform: none; }

.drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  border-bottom: 1px solid var(--line);
}

.drawer__head h3 { font-size: 30px; }

.drawer__head .modal__close { position: static; }

.drawer__items {
  list-style: none;
  margin: 0;
  padding: 8px 28px;
  overflow: auto;
  flex: 1;
}

.drawer__items .empty {
  font-style: italic;
  color: var(--ink-muted);
  padding: 32px 0;
  text-align: center;
}

.line-item {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  animation: slideIn .5s var(--ease);
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(16px); }
}

.line-item img { width: 64px; height: 80px; object-fit: cover; }

.line-item.is-drawing img { filter: grayscale(1); }

.line-item h4 {
  font-family: var(--serif-display);
  font-weight: 400;
  font-size: 20px;
  margin: 0;
  line-height: 1.2;
}

.line-item p { margin: 2px 0 0; font-size: 14px; color: var(--ink-muted); font-style: italic; }

.line-item__side { text-align: right; }

.line-item__remove {
  background: none;
  border: 0;
  font: inherit;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  cursor: pointer;
  padding: 4px 0 0;
}

.line-item__remove:hover { color: var(--ink); }

.drawer__foot { padding: 24px 28px 28px; border-top: 1px solid var(--line); }

.drawer__total {
  display: flex;
  justify-content: space-between;
  font-family: var(--serif-display);
  font-size: 26px;
  margin-bottom: 18px;
}

.drawer__note {
  font-size: 14px;
  font-style: italic;
  color: var(--ink-muted);
  text-align: center;
  margin: 14px 0 0;
  opacity: 0;
  transition: opacity .4s;
}

.drawer__note.is-visible { opacity: 1; }

/* ---------- Toast ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  z-index: 80;
  transform: translate(-50%, 20px);
  background: var(--ink);
  color: var(--paper);
  padding: 14px 26px;
  font-size: 15px;
  font-style: italic;
  opacity: 0;
  pointer-events: none;
  transition: opacity .4s, transform .5s var(--ease);
}

.toast.is-visible { opacity: 1; transform: translate(-50%, 0); }

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

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1.1s var(--ease), transform 1.1s var(--ease);
}

.reveal.is-in { opacity: 1; transform: none; }

.tiers .reveal:nth-child(2) { transition-delay: .12s; }
.tiers .reveal:nth-child(3) { transition-delay: .24s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
}

/* ---------- Responsive ---------- */

@media (max-width: 960px) {
  .topbar__nav { display: none; }
  .tiers { grid-template-columns: 1fr; }
  .tier { border-right: 0; border-bottom: 1px solid var(--line); padding: 36px 0 12px; }
  .works { grid-template-columns: 1fr 1fr; }
  .works__col--watercolour { grid-column: 1 / -1; position: static; max-width: 520px; }
  .about__grid { grid-template-columns: 1fr; }
  .about__figure { max-width: 420px; margin: 0 auto; }
  .modal__panel { grid-template-columns: 1fr; }
  .modal__figure img { max-height: 46vh; }
  .collection-bar { top: 61px; }
}

@media (max-width: 600px) {
  body { font-size: 17px; }
  .book__head { grid-template-columns: auto 1fr; }
  .book__year { display: none; }
  .works { grid-template-columns: 1fr; }
  .collection-bar { position: static; }
  .enquire__form { grid-template-columns: 1fr; }
  .modal { padding: 0; }
  .modal__panel { max-height: 100vh; height: 100%; border: 0; }
  .modal__buy { flex-direction: column; align-items: stretch; }
  .basket-btn { padding: 6px 10px; letter-spacing: .1em; }
}