/* ──────────────────────────────────────────────────────────────
   CP editions — main.css
   Shared across DE / EN / ZH / AR with per-language font stacks.
   ────────────────────────────────────────────────────────────── */

:root {
  --cream:        rgb(245, 239, 223);
  --cream-warm:   rgb(241, 234, 215);
  --indigo:       rgb(11, 15, 28);
  --indigo-soft:  rgba(11, 15, 28, 0.78);
  --whisper:      rgb(158, 147, 130);
  --hair:         rgb(133, 121, 104);
  --hairline:     rgba(133, 121, 104, 0.45);

  --serif-display: 'Italiana', 'Didot', 'Bodoni 72', serif;
  --serif-body:    'Instrument Serif', 'Garamond', 'Hoefler Text', serif;
  --mono:          'Geist Mono', 'IBM Plex Mono', ui-monospace, monospace;
  --sans-light:    'Jura', 'Helvetica Neue', sans-serif;

  --tracking-mono: 0.18em;

  --gutter: clamp(28px, 6vw, 96px);
  --section-pad: clamp(96px, 14vw, 220px);
}

/* ──────────────── Per-language font overrides ──────────────── */
:lang(zh), html[lang^="zh"] {
  --serif-display: 'Italiana', 'Noto Serif SC', 'Source Han Serif SC', serif;
  --serif-body:    'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'STSong', serif;
}

:lang(ar), html[lang="ar"] {
  --serif-display: 'Italiana', 'Amiri', serif; /* Roman numerals stay Italiana */
  --serif-body:    'Amiri', 'Noto Naskh Arabic', 'Scheherazade New', serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--cream);
  color: var(--indigo);
  font-family: var(--serif-body);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.04;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='1' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.05  0 0 0 0 0.05  0 0 0 0 0.1  0 0 0 0.55 0'/></filter><rect width='180' height='180' filter='url(%23n)'/></svg>");
}

::selection { background: rgba(11, 15, 28, 0.15); color: var(--indigo); }
a { color: inherit; text-decoration: none; transition: opacity 0.4s ease; }
a:hover, a:focus-visible { opacity: 0.55; outline: none; }
a:focus-visible { outline: 1px solid var(--hair); outline-offset: 4px; }
img { max-width: 100%; height: auto; display: block; }

/* ──────────────── LEFT MARGINALIA ──────────────── */
.imprint-marginalia {
  position: fixed;
  left: 22px;
  top: 50%;
  transform: translateY(-50%) rotate(180deg);
  writing-mode: vertical-rl;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: var(--tracking-mono);
  color: var(--whisper);
  text-transform: uppercase;
  z-index: 10;
  user-select: none;
}
[dir="rtl"] .imprint-marginalia {
  left: auto;
  right: 22px;
  transform: translateY(-50%); /* not rotated; reads bottom-to-top from right */
}
@media (max-width: 760px) { .imprint-marginalia { display: none; } }

/* ──────────────── TOPBAR ──────────────── */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px var(--gutter);
  z-index: 20;
  pointer-events: none;
  gap: 24px;
}
.topbar > * { pointer-events: auto; }
.topbar .imprint {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: var(--tracking-mono);
  color: var(--indigo);
  text-transform: uppercase;
}
.topbar nav {
  display: flex;
  gap: clamp(18px, 3vw, 38px);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: var(--tracking-mono);
  color: var(--hair);
  text-transform: uppercase;
}
.topbar .lang {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: var(--tracking-mono);
  color: var(--hair);
  text-transform: uppercase;
}
.topbar .lang a { color: var(--hair); }
.topbar .lang a[aria-current="true"] { color: var(--indigo); }
.topbar .lang a + a::before {
  content: "·";
  margin-inline-end: 14px;
  color: var(--whisper);
  pointer-events: none;
  display: inline-block;
  margin-inline-start: -14px;
  position: relative;
  left: -7px;
}
@media (max-width: 900px) { .topbar nav { display: none; } }
@media (max-width: 520px) { .topbar { gap: 12px; } .topbar .lang { font-size: 9.5px; gap: 10px; } }

/* ──────────────── HERO ──────────────── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-rows: 1fr auto 1fr;
  padding: 0 var(--gutter);
  position: relative;
}
.hero-center { align-self: center; text-align: center; padding-top: 30px; }
.hero-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: var(--tracking-mono);
  color: var(--hair);
  text-transform: uppercase;
  margin-bottom: 36px;
}
.hero-title {
  font-family: var(--mono);
  font-weight: 300;
  font-size: clamp(16px, 2.4vw, 22px);
  letter-spacing: var(--tracking-mono);
  color: var(--indigo);
  text-transform: lowercase;
  line-height: 1.6;
}
.hero-rule { width: 1px; height: clamp(60px, 10vh, 120px); background: var(--hairline); margin: 48px auto 0; }
.hero-foot {
  align-self: end;
  padding-bottom: clamp(24px, 4vw, 48px);
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: var(--tracking-mono);
  color: var(--hair);
  text-transform: uppercase;
}
@media (max-width: 760px) { .hero-foot { flex-direction: column; gap: 8px; align-items: center; } }

/* ──────────────── SECTION FRAME ──────────────── */
section { padding: var(--section-pad) var(--gutter); position: relative; }
.section-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: var(--tracking-mono);
  color: var(--hair);
  text-transform: uppercase;
  margin-bottom: 56px;
  text-align: center;
}

/* ──────────────── DIE ARBEIT ──────────────── */
.work { text-align: center; }
.work-frame { max-width: 640px; margin: 0 auto; position: relative; }
.work-frame img {
  width: 100%;
  box-shadow:
    0 1px 0 rgba(133, 121, 104, 0.25),
    0 30px 80px -30px rgba(11, 15, 28, 0.18),
    0 60px 120px -40px rgba(11, 15, 28, 0.12);
}
.work-caption {
  margin-top: 56px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: var(--tracking-mono);
  color: var(--hair);
  text-transform: uppercase;
  line-height: 2;
}

/* ──────────────── DIE DREI SÄTZE ──────────────── */
.triade { background: var(--cream-warm); text-align: center; }
.triade-grid { max-width: 760px; margin: 0 auto; display: grid; gap: clamp(80px, 12vw, 160px); }
.triade-item { display: flex; flex-direction: column; align-items: center; }
.numeral {
  font-family: 'Italiana', 'Didot', serif; /* numerals always Italiana, regardless of lang */
  font-size: clamp(96px, 14vw, 168px);
  font-weight: 400;
  color: var(--indigo);
  line-height: 1;
  letter-spacing: 0.02em;
  margin-bottom: 48px;
}
.triade-text {
  font-family: var(--serif-body);
  font-style: italic;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.45;
  color: var(--indigo);
  max-width: 28em;
}
/* CJK and Arabic don't really have italics — strip */
:lang(zh) .triade-text, :lang(ar) .triade-text { font-style: normal; }
:lang(zh) .triade-text { font-weight: 400; line-height: 1.7; letter-spacing: 0.04em; }
:lang(ar) .triade-text { line-height: 1.85; font-size: clamp(24px, 2.8vw, 32px); }

/* ──────────────── HERKUNFT ──────────────── */
.origin { max-width: 640px; margin: 0 auto; }
.prose {
  font-family: var(--serif-body);
  font-size: clamp(17px, 1.4vw, 19px);
  line-height: 1.75;
  color: var(--indigo-soft);
}
.prose p + p { margin-top: 1.6em; }
:lang(zh) .prose { line-height: 1.95; letter-spacing: 0.02em; }
:lang(ar) .prose { line-height: 2.0; font-size: clamp(18px, 1.5vw, 20px); }

/* ──────────────── EDITION ──────────────── */
.edition { background: var(--cream-warm); }
.edition-table { max-width: 720px; margin: 0 auto; }
.edition-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  padding: 22px 0;
  border-top: 1px solid var(--hairline);
  align-items: baseline;
}
.edition-row:last-child { border-bottom: 1px solid var(--hairline); }
.edition-row dt {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: var(--tracking-mono);
  color: var(--hair);
  text-transform: uppercase;
}
:lang(zh) .edition-row dt { font-family: var(--mono); /* keep mono for labels */ }
.edition-row dd {
  font-family: var(--serif-body);
  font-size: clamp(16px, 1.3vw, 18px);
  line-height: 1.55;
  color: var(--indigo);
}
.edition-row dd em { font-style: italic; }
:lang(zh) .edition-row dd em, :lang(ar) .edition-row dd em { font-style: normal; }
@media (max-width: 600px) { .edition-row { grid-template-columns: 1fr; gap: 8px; } }

/* ──────────────── RESERVIERUNG ──────────────── */
.inquiry { text-align: center; max-width: 560px; margin: 0 auto; }
.inquiry-line {
  font-family: var(--serif-body);
  font-style: italic;
  font-size: clamp(20px, 2vw, 24px);
  line-height: 1.55;
  color: var(--indigo);
  margin-bottom: 56px;
}
:lang(zh) .inquiry-line, :lang(ar) .inquiry-line { font-style: normal; }
.inquiry-form {
  display: flex;
  align-items: stretch;
  gap: 0;
  border: 1px solid var(--hairline);
  background: transparent;
  margin-bottom: 18px;
}
.inquiry-form input {
  flex: 1;
  background: transparent;
  border: 0;
  padding: 18px 22px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--indigo);
  outline: none;
  min-width: 0;
}
.inquiry-form input::placeholder {
  color: var(--whisper);
  text-transform: uppercase;
  font-size: 10.5px;
  letter-spacing: var(--tracking-mono);
}
:lang(zh) .inquiry-form input::placeholder, :lang(ar) .inquiry-form input::placeholder { text-transform: none; }
.inquiry-form button {
  border: 0;
  border-inline-start: 1px solid var(--hairline);
  background: transparent;
  padding: 0 28px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: var(--tracking-mono);
  color: var(--indigo);
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.4s ease, color 0.4s ease;
  min-height: 48px; /* mobile touch target */
  white-space: nowrap;
}
:lang(zh) .inquiry-form button, :lang(ar) .inquiry-form button { text-transform: none; font-size: 12px; }
.inquiry-form button:hover, .inquiry-form button:focus-visible {
  background: var(--indigo);
  color: var(--cream);
  outline: none;
}
.inquiry-note {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: var(--tracking-mono);
  color: var(--hair);
  text-transform: uppercase;
  line-height: 1.9;
}
:lang(zh) .inquiry-note, :lang(ar) .inquiry-note { text-transform: none; letter-spacing: 0.04em; }
.inquiry-status {
  margin-top: 24px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: var(--tracking-mono);
  color: var(--indigo);
  text-transform: uppercase;
  min-height: 18px;
  opacity: 0;
  transition: opacity 0.5s ease;
}
.inquiry-status.visible { opacity: 1; }
@media (max-width: 480px) {
  .inquiry-form { flex-direction: column; }
  .inquiry-form button { border-inline-start: 0; border-top: 1px solid var(--hairline); padding: 18px; }
}

/* ──────────────── KÜNSTLER ──────────────── */
.artist { max-width: 540px; margin: 0 auto; text-align: center; }
.artist-name {
  font-family: var(--serif-display);
  font-size: clamp(28px, 3vw, 36px);
  font-weight: 400;
  color: var(--indigo);
  margin-bottom: 32px;
  letter-spacing: 0.01em;
}
:lang(ar) .artist-name { font-family: 'Amiri', serif; }
:lang(zh) .artist-name { font-family: 'Noto Serif SC', serif; font-weight: 600; }
.artist .prose { text-align: start; }

/* ──────────────── COLOPHON / FOOTER ──────────────── */
footer {
  border-top: 1px solid var(--hairline);
  padding: clamp(64px, 8vw, 100px) var(--gutter);
  background: var(--cream);
}
.colophon {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: clamp(32px, 5vw, 80px);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: var(--tracking-mono);
  color: var(--hair);
  text-transform: uppercase;
  line-height: 2;
}
:lang(zh) .colophon, :lang(ar) .colophon { text-transform: none; letter-spacing: 0.04em; }
.colophon h6 {
  color: var(--indigo);
  font-weight: 400;
  font-size: 10.5px;
  letter-spacing: var(--tracking-mono);
  margin-bottom: 16px;
}
.colophon p, .colophon a { color: var(--hair); }
.colophon-bottom {
  max-width: 1100px;
  margin: 64px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--hairline);
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: var(--tracking-mono);
  color: var(--whisper);
  text-transform: uppercase;
}
:lang(zh) .colophon-bottom, :lang(ar) .colophon-bottom { text-transform: none; }
@media (max-width: 760px) {
  .colophon { grid-template-columns: 1fr; }
  .colophon-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

/* ──────────────── REVEAL ANIMATION ──────────────── */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 1.4s ease, transform 1.4s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

.hero-eyebrow, .hero-title, .hero-rule, .hero-foot {
  opacity: 0;
  animation: fadeUp 1.6s ease forwards;
}
.hero-eyebrow { animation-delay: 0.4s; }
.hero-title   { animation-delay: 0.9s; }
.hero-rule    { animation-delay: 1.4s; }
.hero-foot    { animation-delay: 1.8s; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-eyebrow, .hero-title, .hero-rule, .hero-foot { animation: none; opacity: 1; }
}