/* prototype.quest v2 -- Scandinavian portfolio-grid, monochrome, condensed type
   Palette: #FFFFFF (Pure White), #F5F5F5 (Snow), #E0E0E0 (Light Gray),
            #9E9E9E (Medium Gray), #333333 (Charcoal), #0A0A0A (True Black),
            #7EB8DA (Bubble Accent -- the only non-gray)
   Type: Barlow Condensed (Google Fonts), Libre Franklin (Google Fonts),
         Source Code Pro (Google Fonts) */

:root {
  --white: #FFFFFF;
  --snow: #F5F5F5;
  --light-gray: #E0E0E0;
  --medium-gray: #9E9E9E;
  --charcoal: #333333;
  --black: #0A0A0A;
  --bubble: #7EB8DA;

  --f-display: "Barlow Condensed", "Inter", system-ui, sans-serif;
  --f-body: "Libre Franklin", "Inter", system-ui, sans-serif;
  --f-mono: "Source Code Pro", ui-monospace, Menlo, monospace;

  --gutter: clamp(20px, 4vw, 56px);
  --max: 1180px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--f-body);
  font-weight: 400;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.75;
  color: var(--charcoal);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul, ol { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4 { margin: 0; font-family: var(--f-display); font-weight: 600; color: var(--black); letter-spacing: 0.03em; text-transform: uppercase; }

/* ---------- Underline-draw signature interaction ---------- */
.ud-link {
  position: relative;
  display: inline-block;
  color: var(--black);
  cursor: pointer;
  padding-bottom: 6px;
}
.ud-link > span { display: inline-block; }
.ud-line {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 6px;
  overflow: visible;
}
.ud-line path {
  stroke-dasharray: var(--ud-len, 110);
  stroke-dashoffset: var(--ud-len, 110);
  transition: stroke-dashoffset 0.3s ease;
}
.ud-link:hover .ud-line path,
.ud-link:focus-visible .ud-line path { stroke-dashoffset: 0; }

/* ---------- Topbar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--white);
  border-bottom: 1px solid var(--light-gray);
}
.topbar__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px var(--gutter);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
}
.topbar__edition {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--medium-gray);
  text-transform: uppercase;
}
.topbar__title {
  font-family: var(--f-display);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--black);
  font-size: 14px;
  text-align: center;
}
.topbar__nav {
  display: flex;
  justify-content: flex-end;
  gap: 28px;
  font-family: var(--f-display);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 13px;
}

/* ---------- Exhibition Entrance (100vh) ---------- */
.entrance {
  position: relative;
  min-height: calc(100vh - 50px);
  background: linear-gradient(180deg, var(--white) 0%, var(--snow) 100%);
  padding: clamp(80px, 16vh, 180px) var(--gutter) clamp(60px, 10vh, 120px);
  display: flex;
  align-items: flex-start;
  overflow: hidden;
}
.entrance__grid {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: end;
}
.entrance__head { padding-top: 40px; }
.entrance__eyebrow {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--medium-gray);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 28px;
}
.entrance__wordmark {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(56px, 9vw, 132px);
  line-height: 0.92;
  letter-spacing: 0.01em;
  color: var(--black);
  margin: 0 0 28px;
}
.entrance__dot { color: var(--bubble); }
.entrance__manifesto {
  font-family: var(--f-body);
  font-weight: 400;
  font-size: clamp(17px, 1.7vw, 22px);
  line-height: 1.55;
  color: var(--charcoal);
  max-width: 60ch;
  margin: 0 0 36px;
}
.entrance__lede {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--medium-gray);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0;
}
.entrance__lede > span::after {
  content: "";
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--medium-gray);
  vertical-align: middle;
  margin-left: 12px;
}
.entrance__cta {
  font-family: var(--f-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.entrance__meta { padding-bottom: 8px; }
.metalist {
  margin: 0;
  border-top: 1px solid var(--light-gray);
}
.metalist > div {
  display: grid;
  grid-template-columns: 8.5em 1fr;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--light-gray);
}
.metalist dt {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--medium-gray);
}
.metalist dd {
  margin: 0;
  font-family: var(--f-body);
  font-size: 14px;
  color: var(--charcoal);
}

/* Bubble cluster (entrance) */
.bubbles {
  position: absolute;
  pointer-events: none;
}
.bubbles--entrance {
  right: max(24px, 4vw);
  bottom: 36px;
  width: clamp(180px, 22vw, 320px);
  height: auto;
  animation: drift 6s ease-in-out infinite;
}
.bubbles--gallery {
  right: max(24px, 4vw);
  width: clamp(120px, 14vw, 200px);
  height: auto;
  margin-top: -32px;
  position: relative;
  animation: drift 7s ease-in-out infinite;
}
.bubbles--panel {
  right: 24px;
  bottom: 24px;
  width: 160px;
  height: auto;
  animation: drift 5.5s ease-in-out infinite;
}
@keyframes drift {
  0%   { transform: translateY(0); }
  50%  { transform: translateY(-10px); }
  100% { transform: translateY(0); }
}

/* ---------- Section rule (numeric chapter heading) ---------- */
.section-rule {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: baseline;
  border-bottom: 1px solid var(--light-gray);
  padding-bottom: 18px;
  margin-bottom: 56px;
}
.section-rule__num {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--medium-gray);
  text-transform: uppercase;
}
.section-rule__title {
  font-family: var(--f-display);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--black);
  font-size: clamp(22px, 2.4vw, 30px);
  margin: 0;
}
.section-rule__caption {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--medium-gray);
  text-transform: uppercase;
  text-align: right;
}

/* ---------- Portfolio Grid (60/40 asymmetric) ---------- */
.exhibition {
  position: relative;
  padding: clamp(80px, 12vh, 140px) 0 clamp(80px, 12vh, 140px);
}
.portfolio {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 24px;
}
.card {
  background: var(--white);
  border: 1px solid var(--light-gray);
  padding: 14px;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  outline: none;
  display: flex;
  flex-direction: column;
}
.card:hover,
.card:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  border-color: var(--medium-gray);
}
.card--feature { grid-column: 1; }
.card--support { grid-column: 2; }
.card--thumb { grid-column: 1 / span 2; }

.card__figure { margin: 0; position: relative; }
.card__photo {
  width: 100%;
  background: var(--snow);
  filter: grayscale(1) contrast(1.1);
  position: relative;
  overflow: hidden;
}
.card--feature .card__photo { aspect-ratio: 3 / 2; }
.card--support .card__photo { aspect-ratio: 4 / 3; }
.card--thumb .card__photo { aspect-ratio: 1 / 1; max-width: 360px; margin: 0 auto; }

/* Monochrome photographic gradients (centered subjects, clean backgrounds) */
.card__photo--kettle {
  background:
    radial-gradient(circle at 50% 64%, var(--charcoal) 0 14%, transparent 14.5%),
    radial-gradient(circle at 50% 60%, var(--medium-gray) 0 22%, transparent 22.5%),
    linear-gradient(180deg, var(--snow) 0%, var(--light-gray) 100%);
}
.card__photo--lamp {
  background:
    linear-gradient(180deg, transparent 0 56%, var(--charcoal) 56% 60%, transparent 60% 100%),
    radial-gradient(ellipse at 50% 38%, var(--medium-gray) 0 18%, transparent 19%),
    linear-gradient(180deg, var(--white) 0%, var(--snow) 100%);
}
.card__photo--loom {
  background:
    repeating-linear-gradient(90deg, transparent 0 18px, rgba(51,51,51,0.5) 18px 19px),
    repeating-linear-gradient(0deg, transparent 0 22px, rgba(158,158,158,0.5) 22px 23px),
    linear-gradient(180deg, var(--snow) 0%, var(--light-gray) 100%);
}
.card__photo--bench {
  background:
    linear-gradient(180deg, transparent 0 60%, var(--charcoal) 60% 64%, transparent 64% 78%, var(--charcoal) 78% 80%, transparent 80% 100%),
    linear-gradient(180deg, var(--snow) 0%, var(--light-gray) 100%);
}
.card__photo--compass {
  background:
    radial-gradient(circle at 50% 50%, var(--black) 0 4%, transparent 4.5%),
    radial-gradient(circle at 50% 50%, transparent 0 28%, var(--charcoal) 28% 30%, transparent 30.5%),
    radial-gradient(circle at 50% 50%, transparent 0 38%, var(--medium-gray) 38% 40%, transparent 40.5%),
    linear-gradient(180deg, var(--white) 0%, var(--snow) 100%);
}
.card__photo--cup {
  background:
    radial-gradient(ellipse at 46% 60%, var(--charcoal) 0 16%, transparent 17%),
    radial-gradient(ellipse at 60% 56%, transparent 0 6%, var(--medium-gray) 6% 8%, transparent 9%),
    linear-gradient(180deg, var(--snow) 0%, var(--light-gray) 100%);
}
.card__photo--atlas {
  background:
    linear-gradient(90deg, transparent 0 48%, var(--charcoal) 48% 52%, transparent 52% 100%),
    linear-gradient(180deg, var(--medium-gray) 0%, var(--charcoal) 100%);
}

.card__cap {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--medium-gray);
  text-transform: uppercase;
}

.card__meta { padding: 18px 4px 8px; }
.card__title {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(20px, 2vw, 28px);
  letter-spacing: 0.03em;
  color: var(--black);
  margin: 0 0 8px;
  line-height: 1.1;
  text-transform: uppercase;
}
.card__line {
  font-family: var(--f-body);
  font-size: 14px;
  color: var(--charcoal);
  margin: 0 0 14px;
  line-height: 1.55;
  max-width: 56ch;
}
.card__tag {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--medium-gray);
  text-transform: uppercase;
}

/* ---------- Archive (bibliography) ---------- */
.archive {
  padding: clamp(60px, 10vh, 120px) 0 clamp(80px, 12vh, 140px);
  background: var(--snow);
}
.bibliography {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.bib-entry {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  gap: 24px;
  align-items: baseline;
  padding: 18px 0;
  border-bottom: 1px solid var(--light-gray);
}
.bib-entry__num {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--medium-gray);
}
.bib-entry__title {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(18px, 1.7vw, 22px);
  letter-spacing: 0.03em;
  color: var(--black);
  text-transform: none;
}
.bib-entry__date {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--medium-gray);
  text-transform: uppercase;
}

/* ---------- Colophon ---------- */
.colophon {
  padding: clamp(60px, 10vh, 120px) 0 64px;
}
.colophon__grid {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 4vw, 56px);
}
.colophon__h {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--black);
  margin: 0 0 12px;
}
.colophon__col p {
  margin: 0;
  font-family: var(--f-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--charcoal);
}
.colophon__rule {
  max-width: var(--max);
  margin: 48px auto 24px;
  padding: 0 var(--gutter);
  border-top: 1px solid var(--light-gray);
}
.colophon__legal {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--medium-gray);
}

/* ---------- Detail Panel (slides in from right) ---------- */
.panel {
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  width: min(60vw, 680px);
  background: var(--white);
  transform: translateX(100%);
  transition: transform 0.4s ease-out;
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.08);
  z-index: 60;
  overflow-y: auto;
  padding: 32px clamp(28px, 4vw, 56px) 64px;
}
.panel.is-open { transform: translateX(0); }

.panel__close {
  position: absolute;
  top: 22px;
  left: 22px;
  background: transparent;
  border: 1px solid var(--light-gray);
  padding: 8px 14px;
  cursor: pointer;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--charcoal);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.panel__close:hover { border-color: var(--black); color: var(--black); }
.panel__close-mark { font-size: 12px; line-height: 1; }

.panel__body { padding-top: 80px; }
.panel__eyebrow {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--medium-gray);
  margin: 0 0 16px;
}
.panel__title {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(36px, 5vw, 64px);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--black);
  margin: 0 0 12px;
  line-height: 1;
}
.panel__line {
  font-family: var(--f-body);
  font-size: 17px;
  color: var(--charcoal);
  margin: 0 0 32px;
  max-width: 50ch;
}
.panel__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin: 0 0 32px;
}
.panel__meta {
  margin: 0;
  border-top: 1px solid var(--light-gray);
}
.panel__meta > div {
  display: grid;
  grid-template-columns: 7em 1fr;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--light-gray);
}
.panel__meta dt {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--medium-gray);
}
.panel__meta dd {
  margin: 0;
  font-family: var(--f-body);
  font-size: 14px;
  color: var(--charcoal);
}
.panel__photo {
  width: 100%;
  aspect-ratio: 3 / 2;
  background: var(--snow);
  filter: grayscale(1) contrast(1.1);
}
.panel__photo[data-shape="kettle"]  { background:
    radial-gradient(circle at 50% 64%, var(--charcoal) 0 14%, transparent 14.5%),
    radial-gradient(circle at 50% 60%, var(--medium-gray) 0 22%, transparent 22.5%),
    linear-gradient(180deg, var(--snow) 0%, var(--light-gray) 100%); }
.panel__photo[data-shape="lamp"]    { background:
    linear-gradient(180deg, transparent 0 56%, var(--charcoal) 56% 60%, transparent 60% 100%),
    radial-gradient(ellipse at 50% 38%, var(--medium-gray) 0 18%, transparent 19%),
    linear-gradient(180deg, var(--white) 0%, var(--snow) 100%); }
.panel__photo[data-shape="loom"]    { background:
    repeating-linear-gradient(90deg, transparent 0 18px, rgba(51,51,51,0.5) 18px 19px),
    repeating-linear-gradient(0deg, transparent 0 22px, rgba(158,158,158,0.5) 22px 23px),
    linear-gradient(180deg, var(--snow) 0%, var(--light-gray) 100%); }
.panel__photo[data-shape="bench"]   { background:
    linear-gradient(180deg, transparent 0 60%, var(--charcoal) 60% 64%, transparent 64% 78%, var(--charcoal) 78% 80%, transparent 80% 100%),
    linear-gradient(180deg, var(--snow) 0%, var(--light-gray) 100%); }
.panel__photo[data-shape="compass"] { background:
    radial-gradient(circle at 50% 50%, var(--black) 0 4%, transparent 4.5%),
    radial-gradient(circle at 50% 50%, transparent 0 28%, var(--charcoal) 28% 30%, transparent 30.5%),
    radial-gradient(circle at 50% 50%, transparent 0 38%, var(--medium-gray) 38% 40%, transparent 40.5%),
    linear-gradient(180deg, var(--white) 0%, var(--snow) 100%); }
.panel__photo[data-shape="cup"]     { background:
    radial-gradient(ellipse at 46% 60%, var(--charcoal) 0 16%, transparent 17%),
    radial-gradient(ellipse at 60% 56%, transparent 0 6%, var(--medium-gray) 6% 8%, transparent 9%),
    linear-gradient(180deg, var(--snow) 0%, var(--light-gray) 100%); }
.panel__photo[data-shape="atlas"]   { background:
    linear-gradient(90deg, transparent 0 48%, var(--charcoal) 48% 52%, transparent 52% 100%),
    linear-gradient(180deg, var(--medium-gray) 0%, var(--charcoal) 100%); }

.panel__essay {
  border-top: 1px solid var(--light-gray);
  padding-top: 24px;
}
.panel__h {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--medium-gray);
  margin: 0 0 12px;
}
.panel__essay p {
  margin: 0 0 12px;
  font-family: var(--f-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--charcoal);
}

.panel__scrim {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.18);
  z-index: 50;
  opacity: 0;
  transition: opacity 0.4s ease-out;
  pointer-events: none;
}
.panel__scrim.is-visible {
  opacity: 1;
  pointer-events: auto;
}

/* ---------- Body lock when panel open ---------- */
body.panel-open { overflow: hidden; }

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .topbar__inner { grid-template-columns: 1fr; gap: 8px; text-align: center; }
  .topbar__nav { justify-content: center; gap: 18px; }
  .topbar__edition, .topbar__title { text-align: center; }
  .entrance { padding-top: 64px; }
  .entrance__grid { grid-template-columns: 1fr; gap: 28px; }
  .entrance__head { padding-top: 0; }
  .portfolio { grid-template-columns: 1fr; }
  .card--feature, .card--support, .card--thumb { grid-column: 1; }
  .card--thumb .card__photo { max-width: none; }
  .colophon__grid { grid-template-columns: 1fr; }
  .panel { width: 100vw; }
  .panel__grid { grid-template-columns: 1fr; }
  .bib-entry { grid-template-columns: 50px 1fr; }
  .bib-entry__date { grid-column: 2; }
  .section-rule { grid-template-columns: auto 1fr; }
  .section-rule__caption { display: none; }
}