/* =========================================================
   王欣宇 · 个人档案
   Aesthetic: retro-futurism / art-deco archive
   Palette: paper, bottle green, brass, rust
   ========================================================= */

:root {
  --paper:        #ede4d0;
  --paper-warm:   #e7dbc2;
  --paper-deep:   #dcccad;
  --ink:          #21241f;
  --ink-soft:     #4d4d42;
  --ink-faint:    #6d6a5c;
  --green:        #17352e;
  --green-deep:   #0f2721;
  --brass:        #b08442;
  --brass-light:  #d6b36a;
  --rust:         #9c3f2a;
  --line:         rgba(33, 36, 31, .16);

  --font-serif: "Cormorant Garamond", Georgia, "Times New Roman", "Songti SC", "STSong", "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
  --font-sans: "Helvetica Neue", "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "SFMono-Regular", "IBM Plex Mono", Consolas, "Courier New", monospace;

  --gutter: clamp(20px, 5vw, 64px);
  --max: 1200px;
  --ease: cubic-bezier(.22, .68, .16, 1);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--paper);
  background-image:
    radial-gradient(1200px 700px at 12% -10%, rgba(255, 252, 240, .75), transparent 60%),
    radial-gradient(900px 600px at 100% 20%, rgba(214, 195, 160, .35), transparent 55%),
    radial-gradient(1000px 800px at 50% 120%, rgba(190, 170, 132, .35), transparent 60%);
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.85;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

h1, h2, h3, p, dl, dd, figure, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }

::selection { background: var(--green); color: var(--paper); }

:focus-visible {
  outline: 2px solid var(--rust);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 200;
  padding: 12px 20px;
  background: var(--green);
  color: var(--paper);
  font-family: var(--font-sans);
  font-size: 13px;
  transition: top .2s;
}
.skip-link:focus { top: 16px; }

/* ---------- paper grain & vignette ---------- */

.grain {
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  opacity: .5;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='280' height='280'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='280' height='280' filter='url(%23n)' opacity='.16'/%3E%3C/svg%3E");
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 89;
  pointer-events: none;
  background: radial-gradient(120% 90% at 50% 45%, transparent 55%, rgba(66, 48, 20, .18) 100%);
}

.progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--brass), var(--rust));
  z-index: 120;
  transition: width .1s linear;
}

/* ---------- shared layout ---------- */

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

.section {
  position: relative;
  padding: clamp(76px, 11vw, 150px) 0;
}

section[id] { scroll-margin-top: 72px; }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-sans);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.eyebrow__rule {
  display: inline-block;
  width: 40px;
  height: 1px;
  background: currentColor;
  opacity: .6;
}

.eyebrow--light { color: rgba(237, 228, 208, .55); }

.sec-head {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-bottom: clamp(44px, 6vw, 76px);
}

.sec-head--row {
  flex-direction: row;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.sec-head--row > div { display: flex; flex-direction: column; gap: 22px; }

.sec-title {
  font-size: clamp(2rem, 4.4vw, 3.5rem);
  font-weight: 400;
  line-height: 1.34;
  letter-spacing: .02em;
}

.sec-aside {
  font-family: var(--font-sans);
  font-size: 11.5px;
  line-height: 1.9;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  text-align: right;
  padding-bottom: 6px;
}

.sec-link {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: .16em;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(23, 53, 46, .3);
  transition: border-color .3s, color .3s;
}
.sec-link span { display: inline-block; margin-left: 8px; transition: transform .3s var(--ease); }
.sec-link:hover { color: var(--rust); border-color: var(--rust); }
.sec-link:hover span { transform: translateX(5px); }

/* ---------- header ---------- */

.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: 76px;
  border-bottom: 1px solid transparent;
  transition: height .4s;
}

.header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(237, 228, 208, .82);
  -webkit-backdrop-filter: blur(12px) saturate(1.1);
  backdrop-filter: blur(12px) saturate(1.1);
  border-bottom: 1px solid rgba(23, 53, 46, .14);
  opacity: 0;
  pointer-events: none;
  transition: opacity .4s;
}

.header.is-scrolled { height: 66px; }
.header.is-scrolled::before { opacity: 1; }
body.nav-open .header.is-scrolled::before { opacity: 0; }

.header__inner {
  width: min(var(--max), calc(100% - var(--gutter) * 2));
  margin-inline: auto;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-right: auto;
}

.brand__mark {
  width: 34px;
  height: 34px;
  color: var(--green);
  flex: none;
}
.brand__mark svg { width: 100%; height: 100%; }

.brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.brand__cn { font-size: 17px; letter-spacing: .32em; }
.brand__en {
  font-family: var(--font-sans);
  font-size: 8px;
  letter-spacing: .3em;
  color: var(--ink-faint);
  margin-top: 3px;
}

.nav { display: flex; align-items: center; gap: clamp(14px, 2vw, 30px); }

.nav a {
  position: relative;
  font-family: var(--font-sans);
  font-size: 12.5px;
  letter-spacing: .12em;
  padding: 6px 0;
  color: var(--ink-soft);
  transition: color .3s;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--brass);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .4s var(--ease);
}

.nav a:hover, .nav a.is-active { color: var(--ink); }
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); transform-origin: left; }

.nav__foot { display: none; }

.nav__num {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: .05em;
  color: var(--brass);
  vertical-align: super;
  margin-right: 3px;
}

.header__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: 9.5px;
  letter-spacing: .22em;
  color: var(--ink-faint);
  white-space: nowrap;
}

.header__dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--brass);
}

/* ---------- language switch ---------- */

.lang {
  display: flex;
  align-items: center;
  gap: 1px;
}

.lang__btn {
  appearance: none;
  border: 0;
  background: none;
  padding: 5px 4px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  line-height: 1;
  letter-spacing: .06em;
  color: var(--ink-faint);
  cursor: pointer;
  transition: color .3s var(--ease);
}

.lang__btn + .lang__btn { border-left: 1px solid rgba(33, 36, 31, .16); }
.lang__btn:hover { color: var(--ink); }
.lang__btn.is-active { color: var(--brass); }

.lang--header { margin-left: 6px; }
.lang--nav { display: none; }

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  position: relative;
}
.menu-toggle span {
  position: absolute;
  left: 10px;
  width: 22px;
  height: 1px;
  background: var(--ink);
  transition: transform .4s var(--ease), opacity .3s;
}
.menu-toggle span:first-child { top: 18px; }
.menu-toggle span:last-child { top: 24px; }

/* ---------- hero ---------- */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 118px 0 76px;
  overflow: hidden;
}

.hero__lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(90deg, rgba(23, 53, 46, .07) 1px, transparent 1px);
  background-size: calc(100% / 6) 100%;
  mask-image: linear-gradient(to bottom, transparent, #000 22%, #000 78%, transparent);
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 22%, #000 78%, transparent);
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  align-items: center;
  gap: clamp(32px, 5vw, 72px);
  position: relative;
  z-index: 1;
}

.hero__copy { max-width: 620px; }

.hero__name {
  font-size: clamp(3.6rem, 9.5vw, 8.2rem);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: .08em;
  margin: 22px 0 14px;
  white-space: nowrap;
}

.hero__name-space { display: inline-block; width: .12em; }

.hero__latin {
  font-family: var(--font-sans);
  font-size: 10.5px;
  letter-spacing: .42em;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 30px;
}

.hero__tagline {
  font-size: clamp(1.3rem, 2.4vw, 1.85rem);
  line-height: 1.6;
  letter-spacing: .04em;
  margin-bottom: 20px;
}

.hero__desc {
  max-width: 42ch;
  font-size: 15.5px;
  line-height: 2;
  color: var(--ink-soft);
  margin-bottom: 32px;
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 38px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 26px;
  padding: 15px 26px;
  border: 1px solid var(--green);
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: .18em;
  transition: background .4s var(--ease), color .4s, border-color .4s;
}

.btn__arrow { font-size: 13px; transition: transform .4s var(--ease); }

.btn--solid { background: var(--green); color: var(--paper); }
.btn--ghost { color: var(--green); }

.btn:hover .btn__arrow { transform: translate(3px, -3px); }
.btn--solid:hover { background: var(--rust); border-color: var(--rust); }
.btn--ghost:hover { background: var(--green); color: var(--paper); }

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 40px;
  padding-top: 22px;
  border-top: 1px solid rgba(23, 53, 46, .18);
}
.hero__meta div { display: flex; flex-direction: column; gap: 2px; }
.hero__meta dt {
  font-family: var(--font-sans);
  font-size: 9px;
  letter-spacing: .24em;
  color: var(--ink-faint);
}
.hero__meta dd { font-size: 13.5px; letter-spacing: .04em; }

.pulse {
  display: inline-block;
  width: 5px;
  height: 5px;
  margin-right: 7px;
  border-radius: 50%;
  background: #5c7c52;
  box-shadow: 0 0 0 0 rgba(92, 124, 82, .55);
  animation: pulse 2.6s infinite;
  vertical-align: 1px;
}

@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(92, 124, 82, .5); }
  70%  { box-shadow: 0 0 0 7px rgba(92, 124, 82, 0); }
  100% { box-shadow: 0 0 0 0 rgba(92, 124, 82, 0); }
}

.hero__emblem { position: relative; }

.emblem {
  position: relative;
  width: min(100%, 480px);
  margin-inline: auto;
  aspect-ratio: 1;
  animation: float 9s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}

.emblem__spin { transform-origin: 220px 220px; animation: spin 90s linear infinite; }

@keyframes spin { to { transform: rotate(360deg); } }

.emblem__ringtext {
  font-family: var(--font-sans);
  font-size: 8.2px;
  letter-spacing: .2em;
  opacity: .5;
}

.emblem__caption {
  margin-top: 18px;
  text-align: center;
  font-family: var(--font-sans);
  font-size: 9.5px;
  letter-spacing: .18em;
  color: var(--ink-faint);
}

.hero__rail {
  position: absolute;
  right: max(18px, calc((100vw - var(--max)) / 2 - 34px));
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  font-family: var(--font-sans);
  font-size: 9px;
  letter-spacing: .36em;
  color: var(--ink-faint);
  opacity: .75;
}

.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 30px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: 8.5px;
  letter-spacing: .34em;
  color: var(--ink-faint);
}
.hero__scroll i {
  width: 1px;
  height: 42px;
  background: linear-gradient(to bottom, var(--brass), transparent);
  animation: drop 2.4s ease-in-out infinite;
  transform-origin: top;
}
@keyframes drop {
  0%   { transform: scaleY(.2); opacity: 0; }
  40%  { opacity: 1; }
  100% { transform: scaleY(1); opacity: 0; }
}

/* ---------- marquee ---------- */

.marquee {
  border-top: 1px solid rgba(23, 53, 46, .2);
  border-bottom: 1px solid rgba(23, 53, 46, .2);
  padding: 15px 0;
  overflow: hidden;
  background: rgba(23, 53, 46, .035);
}

.marquee__track {
  display: flex;
  width: max-content;
  animation: slide 42s linear infinite;
}
.marquee__track span {
  font-size: 13.5px;
  letter-spacing: .3em;
  color: var(--ink-soft);
  padding-right: .6em;
  white-space: nowrap;
}
.marquee__track b { color: var(--brass); font-weight: 400; margin: 0 .5em; }

@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- about ---------- */

.section--about { border-bottom: 1px solid rgba(23, 53, 46, .12); }

.about {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  gap: clamp(40px, 7vw, 96px);
  align-items: start;
}

.portrait { position: relative; }

.portrait__frame {
  position: relative;
  padding: 12px;
  border: 1px solid rgba(176, 132, 66, .55);
  background: rgba(255, 255, 255, .12);
}
.portrait__frame::after {
  content: "";
  position: absolute;
  inset: 4px;
  border: 1px solid rgba(23, 53, 46, .14);
  pointer-events: none;
}
.portrait__frame svg { width: 100%; height: auto; }

.portrait__cap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 12px;
  font-family: var(--font-sans);
  font-size: 9.5px;
  letter-spacing: .16em;
  color: var(--ink-faint);
}

.about__body { padding-top: 8px; }

.lead {
  font-size: clamp(1.3rem, 2.1vw, 1.65rem);
  line-height: 1.75;
  letter-spacing: .02em;
  margin-bottom: 24px;
}

.about__body > p:not(.lead) {
  color: var(--ink-soft);
  font-size: 15.5px;
  line-height: 2.05;
  margin-bottom: 18px;
  max-width: 56ch;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 46px;
  padding-top: 34px;
  border-top: 1px solid rgba(23, 53, 46, .2);
}

.stats div { display: flex; flex-direction: column; gap: 4px; }

.stats dt {
  font-family: var(--font-sans);
  font-size: 9px;
  letter-spacing: .24em;
  color: var(--ink-faint);
}

.stats dd {
  font-size: 2.35rem;
  line-height: 1.1;
  color: var(--green);
  font-variant-numeric: lining-nums;
}
.stats dd em {
  font-style: normal;
  font-size: 12px;
  margin-left: 4px;
  color: var(--ink-faint);
}
.stats dd small {
  display: block;
  margin-top: 8px;
  font-family: var(--font-sans);
  font-size: 9.5px;
  line-height: 1.6;
  letter-spacing: .06em;
  color: var(--ink-faint);
}

/* ---------- works ---------- */

.section--works { border-bottom: 1px solid rgba(23, 53, 46, .12); }

.works {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.works__more {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid rgba(23, 53, 46, .16);
  font-family: var(--font-sans);
  font-size: 12.5px;
  line-height: 2;
  letter-spacing: .04em;
  color: var(--ink-faint);
  max-width: 78ch;
}
.works__more b {
  font-weight: 500;
  color: var(--ink);
}

.work {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 300px;
  padding: clamp(26px, 3.2vw, 40px);
  border: 1px solid rgba(23, 53, 46, .22);
  background: rgba(255, 255, 255, .14);
  transition: background .55s var(--ease), color .55s, border-color .55s, transform .55s var(--ease);
}

.work::before {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid currentColor;
  opacity: 0;
  pointer-events: none;
  transition: opacity .55s;
}

.work:hover, .work:focus-visible {
  background: var(--green);
  border-color: var(--green);
  color: var(--paper);
  transform: translateY(-6px);
}
.work:hover::before, .work:focus-visible::before { opacity: .22; }

.work__index {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .2em;
  opacity: .55;
}

.work__title {
  font-size: clamp(1.35rem, 2vw, 1.72rem);
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: .02em;
}
.work__title em {
  display: inline-block;
  font-style: normal;
  font-family: var(--font-sans);
  font-size: 9.5px;
  letter-spacing: .26em;
  color: var(--brass);
  margin-left: 8px;
  vertical-align: middle;
}
.work:hover .work__title em { color: var(--brass-light); }

/* English titles are already latin — the small caps subtitle would repeat them */
html[lang="en"] .work__title em { display: none; }

/* Korean wraps on spaces, not inside words */
html[lang="ko"] body { word-break: keep-all; }

.work__desc {
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--ink-soft);
  transition: color .55s;
  max-width: 40ch;
}
.work:hover .work__desc { color: rgba(237, 228, 208, .74); }

.work__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: auto;
  padding-top: 20px;
}
.work__tags li {
  padding: 3px 9px;
  border: 1px solid currentColor;
  font-family: var(--font-sans);
  font-size: 9.5px;
  letter-spacing: .1em;
  opacity: .5;
}

.work__arrow {
  position: absolute;
  right: clamp(22px, 3vw, 34px);
  top: clamp(22px, 3vw, 30px);
  font-size: 15px;
  opacity: .45;
  transition: transform .5s var(--ease), opacity .4s;
}
.work:hover .work__arrow { transform: translate(3px, -3px); opacity: 1; }

/* ---------- inventory ---------- */

.section--inventory {
  border-bottom: 1px solid rgba(23, 53, 46, .12);
  background:
    linear-gradient(180deg, rgba(23, 53, 46, .045), transparent 40%);
}

.inventory {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(32px, 5vw, 72px);
}

.inv-col__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--green);
}

.inv-col__num {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border: 1px solid var(--brass);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--brass);
  flex: none;
  align-self: center;
}

.inv-col__head h3 {
  font-size: 1.35rem;
  font-weight: 400;
  letter-spacing: .06em;
}
.inv-col__head h3 em {
  font-style: normal;
  font-family: var(--font-sans);
  font-size: 9px;
  letter-spacing: .28em;
  color: var(--ink-faint);
  margin-left: 6px;
}

.inv-col__count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  color: var(--ink-faint);
}

.inv-list { margin-top: 4px; }

.inv {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 0 10px;
  padding: 13px 6px 13px 0;
  border-bottom: 1px dashed rgba(23, 53, 46, .18);
  transition: background .35s, padding-left .35s;
}
.inv:hover { background: rgba(23, 53, 46, .04); padding-left: 6px; }

.inv__i {
  font-family: var(--font-mono);
  font-size: 9.5px;
  color: var(--brass);
  padding-top: 4px;
}

.inv__name {
  font-size: 15.5px;
  letter-spacing: .03em;
  line-height: 1.5;
}

.inv__note {
  grid-column: 2;
  font-family: var(--font-sans);
  font-size: 11.5px;
  line-height: 1.7;
  color: var(--ink-faint);
  margin-top: 3px;
}

.inv-foot {
  margin-top: 40px;
  padding-top: 18px;
  border-top: 1px solid rgba(23, 53, 46, .16);
  font-family: var(--font-sans);
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--ink-faint);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

/* ---------- notes ---------- */

.section--notes { border-bottom: 1px solid rgba(23, 53, 46, .12); }

.notes { border-top: 1px solid rgba(23, 53, 46, .28); }

.note {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) 120px 20px;
  align-items: baseline;
  gap: 20px;
  padding: 26px 8px;
  border-bottom: 1px solid rgba(23, 53, 46, .18);
  transition: background .4s, padding-left .4s var(--ease);
}

.note:hover { background: rgba(23, 53, 46, .045); padding-left: 20px; }

.note__date {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--brass);
}

.note__title {
  font-size: clamp(1.02rem, 1.55vw, 1.28rem);
  line-height: 1.7;
  letter-spacing: .02em;
  transition: color .35s;
}
.note:hover .note__title { color: var(--rust); }

.note__meta {
  font-family: var(--font-sans);
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--ink-faint);
  text-align: right;
}

.note__arrow {
  font-size: 13px;
  color: var(--ink-faint);
  transition: transform .4s var(--ease), color .4s;
}
.note:hover .note__arrow { transform: translate(3px, -3px); color: var(--rust); }

/* ---------- timeline ---------- */

.timeline {
  position: relative;
  margin-top: 8px;
  padding-left: 26px;
  border-left: 1px solid rgba(23, 53, 46, .22);
}

.tl {
  position: relative;
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 40px;
  padding: 0 0 54px;
}
.tl:last-child { padding-bottom: 8px; }

.tl::before {
  content: "";
  position: absolute;
  left: -30.5px;
  top: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brass);
  box-shadow: 0 0 0 5px var(--paper);
}

.tl__year {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--brass);
  padding-top: 4px;
}

.tl__body h3 {
  font-size: clamp(1.2rem, 1.9vw, 1.5rem);
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: 10px;
  letter-spacing: .02em;
}
.tl__body h3 span {
  font-family: var(--font-sans);
  font-size: 10.5px;
  letter-spacing: .12em;
  color: var(--ink-faint);
  margin-left: 8px;
}

.tl__body p {
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--ink-soft);
  max-width: 56ch;
}

/* ---------- contact ---------- */

.contact {
  position: relative;
  overflow: hidden;
  background: var(--green);
  color: var(--paper);
  padding: clamp(84px, 11vw, 150px) 0 36px;
}

.contact::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(0deg, rgba(237, 228, 208, .03) 0 1px, transparent 1px 5px);
  opacity: .7;
}

.contact__ghost {
  position: absolute;
  right: -2vw;
  top: .5vw;
  font-family: var(--font-serif);
  font-size: clamp(10rem, 26vw, 24rem);
  line-height: 1;
  letter-spacing: -.02em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(214, 179, 106, .14);
  pointer-events: none;
  user-select: none;
}

.contact .container { position: relative; z-index: 1; }

.contact__title {
  margin: 28px 0 26px;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: .03em;
}

.contact__desc {
  max-width: 46em;
  font-size: 15px;
  line-height: 2.05;
  color: rgba(237, 228, 208, .68);
}

.contact__mail {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  margin: 44px 0 64px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--brass);
  font-size: clamp(1.25rem, 2.8vw, 2rem);
  letter-spacing: .04em;
  transition: color .4s, border-color .4s;
}
.contact__mail:hover { color: var(--brass-light); border-color: var(--brass-light); }
.contact__mail-arrow { font-size: .7em; transition: transform .4s var(--ease); }
.contact__mail:hover .contact__mail-arrow { transform: translate(4px, -4px); }

.links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 56px;
  border-top: 1px solid rgba(237, 228, 208, .22);
}

.link {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr) 20px;
  align-items: center;
  gap: 12px;
  padding: 20px 4px;
  border-bottom: 1px solid rgba(237, 228, 208, .16);
  transition: background .4s, padding-left .4s var(--ease);
}
.link:hover { background: rgba(237, 228, 208, .05); padding-left: 12px; }

.link__k {
  font-family: var(--font-sans);
  font-size: 10px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--brass-light);
}
.link__v { font-size: 14.5px; color: rgba(237, 228, 208, .8); }
.link__a { font-size: 12px; opacity: .5; transition: transform .4s var(--ease); }
.link:hover .link__a { transform: translate(3px, -3px); opacity: 1; }

.footer {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 84px;
  padding-top: 26px;
  border-top: 1px solid rgba(237, 228, 208, .18);
  font-family: var(--font-sans);
  font-size: 10.5px;
  letter-spacing: .08em;
  color: rgba(237, 228, 208, .5);
}
.footer__meta { margin-left: auto; letter-spacing: .2em; font-size: 9px; }

.stamp {
  width: 84px;
  height: 84px;
  flex: none;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 3px;
  border: 1px dashed rgba(214, 179, 106, .6);
  border-radius: 50%;
  color: var(--brass-light);
  transform: rotate(-7deg);
  font-family: var(--font-sans);
  font-size: 9px;
  line-height: 1.3;
  letter-spacing: .2em;
  text-align: center;
}
.stamp i { font-style: normal; font-size: 6.5px; opacity: .7; letter-spacing: .14em; }

/* ---------- reveal ---------- */

.js .reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .95s var(--ease), transform .95s var(--ease);
  transition-delay: var(--d, 0s);
}

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

/* ---------- responsive ---------- */

@media (max-width: 1180px) {
  .header__meta { display: none; }
  .hero__rail { display: none; }
}

@media (max-height: 780px) and (min-width: 981px) {
  .hero__scroll { display: none; }
}

@media (max-width: 980px) {
  .hero { padding-top: 118px; }
  .hero__inner { grid-template-columns: 1fr; gap: 56px; }
  .hero__emblem { max-width: 420px; margin-inline: auto; width: 100%; }
  .hero__copy { max-width: 680px; }
  .hero__scroll { display: none; }
  .contact__ghost { display: none; }
  .about { grid-template-columns: 1fr; }
  .portrait { max-width: 400px; }
  .inventory { grid-template-columns: 1fr; }
  .works { grid-template-columns: 1fr; }
  .work { min-height: 0; }
  .links { grid-template-columns: 1fr; }
  .tl { grid-template-columns: 150px minmax(0, 1fr); gap: 28px; }
  .note { grid-template-columns: 78px minmax(0, 1fr) 20px; }
  .note__meta { display: none; }
}

@media (max-width: 820px) {
  .nav {
    position: fixed;
    inset: 0;
    z-index: 95;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 8px;
    padding: 0 var(--gutter);
    background: var(--green);
    color: var(--paper);
    transform: translateY(-101%);
    transition: transform .65s var(--ease);
  }
  .nav a {
    font-size: 22px;
    letter-spacing: .16em;
    color: var(--paper);
    padding: 12px 0;
    width: 100%;
    border-bottom: 1px solid rgba(237, 228, 208, .12);
  }
  .nav a::after { display: none; }
  .nav__num { font-size: 9px; color: var(--brass-light); margin-right: 10px; }
  .nav a:hover, .nav a.is-active { color: var(--brass-light); }

  .nav__foot {
    position: absolute;
    left: var(--gutter);
    right: var(--gutter);
    bottom: max(30px, env(safe-area-inset-bottom));
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding-top: 18px;
    border-top: 1px solid rgba(237, 228, 208, .14);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: .16em;
  }
  .nav__foot-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 16px;
  }
  .lang--header { display: none; }
  .lang--nav { display: flex; }
  .nav .lang__btn {
    padding: 6px 9px 6px 0;
    font-size: 11px;
    letter-spacing: .14em;
    color: rgba(237, 228, 208, .5);
  }
  .nav .lang__btn + .lang__btn {
    padding-left: 9px;
    border-left-color: rgba(237, 228, 208, .18);
  }
  .nav .lang__btn.is-active { color: var(--brass-light); }

  .nav .nav__foot a {
    width: auto;
    padding: 0;
    border: 0;
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: .12em;
    color: rgba(237, 228, 208, .8);
  }
  .nav .nav__foot a:hover { color: var(--brass-light); }
  .nav .nav__foot a::after { display: none; }
  .nav__loc { color: rgba(237, 228, 208, .42); }

  body.nav-open .header.is-scrolled {
    background: transparent;
    border-color: transparent;
  }

  body.nav-open { overflow: hidden; }
  body.nav-open .nav { transform: none; }

  .menu-toggle { display: block; z-index: 110; }
  body.nav-open .menu-toggle span:first-child { transform: translateY(3px) rotate(45deg); background: var(--paper); }
  body.nav-open .menu-toggle span:last-child { transform: translateY(-3px) rotate(-45deg); background: var(--paper); }
  body.nav-open .brand { position: relative; z-index: 110; color: var(--paper); }
  body.nav-open .brand__mark { color: var(--paper); }
  body.nav-open .brand__en { color: rgba(237, 228, 208, .5); }

  .sec-head--row { flex-direction: column; align-items: flex-start; }
  .sec-aside { text-align: left; }
  .hero__name { letter-spacing: .04em; }
  .stats { gap: 16px; }
  .stats dd { font-size: 1.9rem; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .hero { padding-bottom: 72px; }
  .hero__copy { min-width: 0; }
  .hero__latin { font-size: 9px; letter-spacing: .24em; }
  .hero__meta { gap: 14px 24px; }
  .hero__actions { gap: 10px; }
  .btn { padding: 13px 20px; gap: 18px; }
  .emblem__caption { font-size: 8.5px; }
  .portrait { max-width: 100%; }
  .stats { grid-template-columns: 1fr; gap: 22px; }
  .stats div { flex-direction: row; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
  .stats dd small { margin-top: 0; }
  .note { grid-template-columns: 62px minmax(0, 1fr); gap: 12px; padding: 20px 4px; }
  .note__arrow { display: none; }
  .tl { grid-template-columns: 1fr; gap: 8px; padding-bottom: 40px; }
  .timeline { padding-left: 20px; }
  .tl::before { left: -24.5px; }
  .contact__mail { font-size: 1.05rem; }
  .contact__desc br { display: none; }
  .link { grid-template-columns: 74px minmax(0, 1fr) 16px; }
  .footer { gap: 18px; }
  .footer__meta { margin-left: 0; }
}

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


/* =========================================================
   DADA INTERLUDE — 贴上去的一页
   底色仍是档案纸；这里的规则是剪刀、胶水、印章与骰子。
   ========================================================= */
.dada {
  position: relative;
  padding: clamp(52px, 7vw, 96px) 0 clamp(64px, 8vw, 112px);
  background: var(--paper-warm);
  border-top: 1px dashed rgba(33, 36, 31, .28);
  border-bottom: 1px dashed rgba(33, 36, 31, .28);
  overflow: hidden;
}

.dada::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(33, 36, 31, .22) 1px, transparent 1px);
  background-size: 7px 7px;
  opacity: .25;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 14%, #000 86%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 14%, #000 86%, transparent);
}

.dada__inner { position: relative; z-index: 1; }

.dada__cut {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 clamp(28px, 4vw, 46px);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .2em;
  color: rgba(33, 36, 31, .42);
  white-space: nowrap;
}
.dada__cut span { font-size: 15px; line-height: 1; color: var(--brass); letter-spacing: 0; }
.dada__cut i { flex: 1; height: 0; border-top: 1px dashed rgba(33, 36, 31, .3); }
.dada__cut b { font-weight: 400; font-size: 9px; letter-spacing: .26em; }

.dada__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  gap: clamp(34px, 6vw, 84px);
  align-items: center;
}

.dada__strip {
  position: relative;
  height: clamp(74px, 9vw, 100px);
  margin: 0 0 clamp(18px, 2.4vw, 26px);
}
.dada__strip .strip {
  position: absolute;
  display: block;
  border: 1px solid rgba(33, 36, 31, .22);
  box-shadow: 3px 3px 0 rgba(33, 36, 31, .09);
  background-color: var(--paper);
  background-image: repeating-linear-gradient(0deg, transparent 0 4px, rgba(33, 36, 31, .15) 4px 5px);
}
.dada__strip .strip::before {
  content: "";
  position: absolute;
  left: 9%;
  right: 18%;
  top: 15%;
  height: 4px;
  background: rgba(33, 36, 31, .3);
}
.dada__strip .strip--1 { left: 0; top: 6px; width: 34%; height: 62%; transform: rotate(-3.2deg); clip-path: polygon(0 4%, 100% 0, 98% 96%, 3% 100%); }
.dada__strip .strip--2 { left: 28%; top: 0; width: 42%; height: 84%; transform: rotate(1.6deg); z-index: 2; background-color: var(--paper-warm); clip-path: polygon(1% 0, 99% 3%, 100% 100%, 0 97%); }
.dada__strip .strip--2::after {
  content: "";
  position: absolute;
  left: 50%;
  top: -7px;
  width: 54px;
  height: 14px;
  background: rgba(176, 132, 66, .32);
  transform: translateX(-50%) rotate(-3deg);
}
.dada__strip .strip--3 {
  left: 64%;
  top: 12px;
  width: 28%;
  height: 58%;
  transform: rotate(4.2deg);
  clip-path: polygon(3% 0, 100% 5%, 97% 100%, 0 94%);
  background-color: var(--green);
  background-image: repeating-linear-gradient(0deg, transparent 0 4px, rgba(237, 228, 208, .18) 4px 5px);
}
.dada__strip .strip--3::before { background: rgba(237, 228, 208, .5); }
.strip__ring {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 46px;
  height: 46px;
  border: 1.5px solid var(--rust);
  border-radius: 50%;
  opacity: .5;
  transform: rotate(-9deg);
}

.dada__meta {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .26em;
  color: var(--brass);
}

.dada__title {
  max-width: none;
  margin: 0 0 20px;
  font-size: clamp(1.9rem, 4.2vw, 3.3rem);
  font-weight: 400;
  line-height: 1.34;
  letter-spacing: .02em;
}

.dada__desc {
  max-width: 32em;
  margin: 0 0 clamp(24px, 3vw, 34px);
  font-size: 15.5px;
  line-height: 2;
  color: rgba(33, 36, 31, .76);
}

.dada__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
}

.dada__roll {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--paper);
  background: var(--ink);
  border: 1px solid var(--ink);
  box-shadow: 5px 5px 0 rgba(176, 132, 66, .5);
  cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.dada__roll:hover,
.dada__roll:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 rgba(176, 132, 66, .55);
}
.dada__roll:active { transform: translate(1px, 1px); box-shadow: 3px 3px 0 rgba(176, 132, 66, .5); }

.dada__die {
  position: relative;
  flex: none;
  width: 17px;
  height: 17px;
  border: 1px solid var(--brass-light);
  border-radius: 3px;
}
.dada__die::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 3px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--brass-light);
  box-shadow: 8px 0 0 var(--brass-light), 0 8px 0 var(--brass-light), 8px 8px 0 var(--brass-light);
}
.dada__die::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 7px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--brass-light);
}
.dada__roll.is-rolling .dada__die { animation: die-spin .5s var(--ease); }
@keyframes die-spin {
  50% { transform: rotate(180deg) scale(.82); }
  100% { transform: rotate(360deg); }
}

.dada__ticket {
  padding: 9px 12px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .18em;
  color: var(--rust);
  border: 1px dashed rgba(156, 63, 42, .55);
  transform: rotate(-2.4deg);
}

.dada__note {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.9;
  letter-spacing: .05em;
  color: var(--ink-faint);
}

.dada__hat {
  position: relative;
  margin: 0;
  padding: clamp(22px, 2.8vw, 32px);
  background: var(--green);
  border: 1px solid rgba(33, 36, 31, .55);
  box-shadow: 10px 12px 0 rgba(33, 36, 31, .15);
  transform: rotate(1.1deg);
}

.dada__hat::before {
  content: "";
  position: absolute;
  top: -13px;
  left: 50%;
  width: 104px;
  height: 26px;
  background: rgba(214, 179, 106, .38);
  border-left: 1px dashed rgba(33, 36, 31, .18);
  border-right: 1px dashed rgba(33, 36, 31, .18);
  transform: translateX(-50%) rotate(-3deg);
}

.hat {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.hat__word {
  padding: 7px 11px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--ink);
  background: var(--paper);
  box-shadow: 2px 2px 0 rgba(0, 0, 0, .22);
  transform: rotate(var(--r, -1.4deg));
}
.hat__word:nth-child(3n) { --r: 1.8deg; }
.hat__word:nth-child(3n+2) { --r: -2.2deg; }
.hat__word:nth-child(4n) { --r: 2.8deg; background: var(--paper-warm); }

.hat.is-shuffled .hat__word {
  animation: hat-jiggle .42s cubic-bezier(.2, .8, .3, 1) both;
}
@keyframes hat-jiggle {
  0% { transform: translateY(-5px) rotate(var(--r)); }
  55% { transform: translateY(2px) rotate(calc(var(--r) * -1)); }
  100% { transform: rotate(var(--r)); }
}

.dada__cap {
  margin: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: .08em;
  color: rgba(237, 228, 208, .62);
}

.dada__stamp {
  position: absolute;
  top: -6px;
  right: 2%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 96px;
  height: 96px;
  color: var(--rust);
  border: 3px double rgba(156, 63, 42, .55);
  border-radius: 50%;
  font-family: var(--font-mono);
  letter-spacing: .14em;
  transform: rotate(-11deg);
  opacity: .8;
}
.dada__stamp span { font-size: 15px; }
.dada__stamp i { font-style: normal; font-size: 9px; margin-top: 4px; }

.dada__dot {
  position: absolute;
  bottom: -40px;
  left: -30px;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: radial-gradient(rgba(23, 53, 46, .5) 1.4px, transparent 1.5px);
  background-size: 6px 6px;
  opacity: .18;
  pointer-events: none;
}

/* 贴纸：作品区的胶带 */
.works .work::after {
  content: "";
  position: absolute;
  top: -11px;
  left: 34px;
  width: 74px;
  height: 22px;
  background: rgba(214, 179, 106, .32);
  border-left: 1px dashed rgba(33, 36, 31, .14);
  border-right: 1px dashed rgba(33, 36, 31, .14);
  transform: rotate(-3deg);
  pointer-events: none;
}
.works .work:nth-child(1)::after { left: 38px; }
.works .work:nth-child(4)::after { left: auto; right: 30px; transform: rotate(2.4deg); }

/* 超现实注脚 */
.portrait__note {
  position: absolute;
  right: -22px;
  top: 54%;
  margin: 0;
  padding: 6px 9px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: .08em;
  color: var(--ink);
  background: var(--paper);
  border: 1px dashed rgba(33, 36, 31, .42);
  transform: rotate(4deg);
  box-shadow: 2px 2px 0 rgba(33, 36, 31, .1);
}

@media (max-width: 980px) {
  .dada__grid { grid-template-columns: 1fr; gap: 44px; }
  .dada__stamp { width: 76px; height: 76px; top: -10px; right: 0; }
  .dada__stamp span { font-size: 12px; }
  .dada__hat { transform: rotate(0); box-shadow: 7px 9px 0 rgba(33, 36, 31, .14); }
  .portrait__note { right: 6px; top: auto; bottom: 12px; }
}

@media (max-width: 560px) {
  .dada { padding: 44px 0 56px; }
  .dada__cut { font-size: 8px; letter-spacing: .2em; }
  .dada__strip { height: 68px; }
  .dada__strip .strip { box-shadow: 2px 2px 0 rgba(33, 36, 31, .1); }
  .strip__ring { width: 36px; height: 36px; }
  .dada__title { font-size: 1.72rem; max-width: none; }
  .dada__desc { font-size: 14.5px; }
  .dada__roll { width: 100%; justify-content: center; }
  .dada__ticket { display: none; }
  .dada__stamp { display: none; }
  .dada__dot { display: none; }
  .portrait__note { display: none; }
  .works .work::after { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .hat.is-shuffled .hat__word { animation: none; }
  .dada__roll.is-rolling .dada__die { animation: none; }
}

/* ============ 子页面：项目说明 / 手记 ============ */

.doc-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(237, 228, 208, .93);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(33, 36, 31, .14);
}
.doc-header__in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 66px;
}
.doc-brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 19px;
  letter-spacing: .04em;
  color: var(--ink);
}
.doc-brand i {
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 8.5px;
  letter-spacing: .22em;
  color: var(--ink-faint);
}
.doc-back {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .14em;
  color: var(--ink-soft);
  white-space: nowrap;
}
.doc-back:hover { color: var(--brass); }

.doc {
  padding: clamp(52px, 7vw, 88px) 0 clamp(64px, 8vw, 104px);
}
.doc__eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .26em;
  color: var(--brass);
}
.doc__title {
  margin: 16px 0 20px;
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 400;
  line-height: 1.18;
  letter-spacing: .01em;
}
.doc__title .doc__en {
  display: inline-block;
  margin-left: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .18em;
  color: var(--ink-faint);
  vertical-align: middle;
}
.doc__lead {
  max-width: 42em;
  margin: 0;
  font-size: 17px;
  line-height: 1.95;
  color: var(--ink-soft);
}
.doc__meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 38px 0 0;
  padding: 20px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.doc__meta dt {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .2em;
  color: var(--ink-faint);
}
.doc__meta dd {
  margin: 7px 0 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink);
}
.doc__meta a { color: var(--brass); border-bottom: 1px solid rgba(176, 132, 66, .4); }

.doc__body {
  max-width: 44em;
  margin-top: clamp(34px, 5vw, 54px);
}
.doc__body h2 {
  margin: 40px 0 12px;
  font-size: 1.45rem;
  font-weight: 400;
  letter-spacing: .01em;
}
.doc__body h2:first-child { margin-top: 0; }
.doc__body p {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 2.02;
  color: var(--ink-soft);
}
.doc__body ul {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}
.doc__body li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 8px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-soft);
}
.doc__body li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--brass);
}
.doc__quote {
  margin: 30px 0;
  padding: 4px 0 4px 20px;
  border-left: 2px solid var(--brass);
  font-family: var(--font-serif);
  font-size: 1.18rem;
  line-height: 1.85;
  color: var(--ink);
}

.doc__nav {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: clamp(52px, 7vw, 76px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.doc__nav a {
  max-width: 45%;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--ink);
}
.doc__nav a:hover { color: var(--brass); }
.doc__nav span {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .2em;
  color: var(--ink-faint);
}
.doc__nav .next { text-align: right; margin-left: auto; }

.notes-list {
  margin-top: 46px;
  border-top: 1px solid var(--line);
}
.note-entry {
  display: grid;
  grid-template-columns: 126px minmax(0, 1fr);
  gap: 26px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
  scroll-margin-top: 86px;
}
.note-entry__time {
  grid-column: 1;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0;
  padding-top: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  color: var(--ink-faint);
}
.note-entry__time span {
  color: var(--brass);
  letter-spacing: .08em;
}
.note-entry h2 {
  grid-column: 2;
  grid-row: 1;
  margin: 0 0 10px;
  font-size: 1.55rem;
  font-weight: 400;
  letter-spacing: .01em;
}
.note-entry__time ~ p {
  grid-column: 2;
  max-width: 42em;
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.98;
  color: var(--ink-soft);
}
.note-entry__tag {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .18em;
  color: var(--brass);
}

.doc-footer {
  border-top: 1px solid var(--line);
  padding: 26px 0 44px;
}
.doc-footer__in {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--ink-faint);
}
.doc-footer a:hover { color: var(--brass); }

@media (max-width: 760px) {
  .doc-header__in { height: 58px; }
  .doc__meta { grid-template-columns: 1fr 1fr; gap: 18px 16px; }
  .doc__title { font-size: 2rem; }
  .doc__title .doc__en { display: block; margin: 8px 0 0; }
  .doc__lead { font-size: 15.5px; }
  .doc__nav { flex-direction: column; }
  .doc__nav a { max-width: none; }
  .doc__nav .next { text-align: left; margin-left: 0; }
  .note-entry { grid-template-columns: 1fr; gap: 6px; }
  .note-entry__time { grid-column: 1; grid-row: auto; padding-top: 0; flex-direction: row; gap: 12px; }
  .note-entry h2, .note-entry__time ~ p { grid-column: 1; grid-row: auto; }
  .note-entry h2 { font-size: 1.35rem; margin-top: 4px; }
}


/* doc header language switcher */
.doc-header__right{display:flex;align-items:center;gap:24px}
.doc-header .doc-back{border-left:1px solid var(--line);padding-left:20px;white-space:nowrap}
.doc-header .lang{gap:0}
.doc-header .lang__btn{font-size:9px;padding:4px 3px}
@media (max-width:760px){
  .doc-header__right{gap:12px}
  .doc-header .doc-back{font-size:9px;letter-spacing:.12em;white-space:nowrap;padding-left:11px}
  .doc-header .lang__btn{font-size:9px;padding:5px 3px}
}

/* detail pages: avoid repeating the English subtitle in English UI */
html[lang="en"] .doc__en{display:none}

/* keep the document header on one line at narrow widths */
.doc-header .doc-brand{white-space:nowrap;flex:none}
.doc-header__in{min-height:58px}
@media (max-width:380px){
  .doc-header .doc-brand{font-size:18px}
  .doc-header .doc-brand i{display:none}
  .doc-header__right{gap:9px}
  .doc-header .doc-back{padding-left:9px}
}


/* 404 */
.nf{position:relative;overflow:hidden;min-height:calc(100vh - 58px)}
.nf__ghost{position:absolute;right:-1.5vw;top:1vw;margin:0;font-family:var(--font-serif);
  font-size:clamp(9rem,25vw,23rem);line-height:1;color:transparent;
  -webkit-text-stroke:1px rgba(176,132,66,.16);pointer-events:none;user-select:none}
.nf .doc__lead{max-width:36em}
.nf__en{display:block;margin-top:14px;font-family:var(--font-mono);font-size:10px;
  letter-spacing:.24em;color:var(--ink-faint);text-transform:uppercase}
.nf__links{display:grid;grid-template-columns:repeat(3,1fr);margin-top:52px;border-top:1px solid var(--line)}
.nf__links a{display:flex;align-items:baseline;gap:13px;padding:20px 6px;
  border-bottom:1px solid var(--line);color:var(--ink);transition:background .3s,padding .3s}
.nf__links a:hover{background:rgba(176,132,66,.08);padding-left:14px}
.nf__links a span{font-family:var(--font-mono);font-size:10px;color:var(--brass)}
.nf__links a i{font-style:normal;margin-left:4px;font-family:var(--font-mono);
  font-size:9px;letter-spacing:.16em;color:var(--ink-faint);text-transform:uppercase}
@media (max-width:560px){
  .nf__ghost{top:auto;bottom:-2vw;font-size:52vw}
  .nf__links{grid-template-columns:1fr}
}


/* footer rss */
.footer__meta a{color:inherit;border-bottom:1px solid rgba(214,179,106,.45);padding-bottom:1px}
.footer__meta a:hover{color:var(--brass-light);border-color:var(--brass-light)}

/* print: the archive as paper */
@media print{
  @page{margin:16mm 14mm}
  html{background:#fff!important}
  body{background:#fff!important;color:#111!important;font-size:11pt}
  .grain,.progress,.skip-link,.header,.marquee,.hero__emblem,.hero__scroll,
  .contact__ghost,.stamp,.dada__stamp,.dada__dot,.works .work::after{display:none!important}
  .hero,.dada,.contact{background:#fff!important;color:#111!important;min-height:0!important}
  .contact__title,.contact__desc,.contact__mail,.link,.footer{color:#111!important}
  .hero__name,.hero__tagline,.hero__latin,.contact__mail{color:#111!important}
  .container{max-width:none}
  a{color:#111!important;text-decoration:none}
  a[href^="http"]::after{content:" (" attr(href) ")";font-size:8.5pt;color:#555}
  .work,.note,.tl,.inv-col,.doc__meta,.doc__nav{break-inside:avoid}
  section{break-after:page}
  .contact{break-after:auto}
}


/* dada: draggable words */
.hat__word{touch-action:none;cursor:grab;user-select:none;-webkit-user-select:none}
.hat__word:hover{background:#fffdf4}
.hat__word.is-dragging{cursor:grabbing;position:relative;z-index:4;transition:none;
  box-shadow:0 14px 26px rgba(15,39,33,.22)}

/* project screenshots */
.doc__figure{margin:32px 0 6px;max-width:748px}
.doc__figure img{display:block;width:auto;max-width:100%;height:auto;border:1px solid rgba(33,36,31,.24);background:var(--paper)}
.doc__figure figcaption{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;color:var(--ink-faint);margin-top:10px;line-height:1.7}
.doc__figure--small{max-width:520px;margin-left:auto;margin-right:auto}
.doc__figure--small img{width:auto;max-width:100%;margin:0 auto}
.doc__figure--small figcaption{text-align:center}

/* mailto fallback toast */
.mail-toast{position:fixed;left:50%;bottom:24px;z-index:320;transform:translate(-50%,10px);opacity:0;pointer-events:none;background:var(--green);color:var(--paper);font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;padding:11px 16px;border:1px solid rgba(214,179,106,.5);box-shadow:0 8px 24px rgba(15,39,33,.25);transition:opacity .25s ease,transform .25s ease;max-width:calc(100vw - 40px);text-align:center}
.mail-toast.is-on{opacity:1;transform:translate(-50%,0)}