/* Joon x Jin Works — one quiet column on paper. No build step, no third-party scripts.
   One accent only: hwatu red, for the "x", the rule and link underlines. */

:root {
  --paper: #f5f1ea;
  --ink: #1b1a17;
  --ink-2: #57534b;
  --ink-3: #8c877c;
  --rule: #e2dcd0;
  --red: #b8322c;
  --serif: 'Instrument Serif', 'Times New Roman', serif;
  --sans: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Segoe UI', Roboto, sans-serif;
}

/* dark tokens: the OS preference applies unless the visitor pinned light;
   an explicit dark pick applies regardless of the OS */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --paper: #161512;
    --ink: #ebe6dc;
    --ink-2: #aaa499;
    --ink-3: #777268;
    --rule: #2c2a25;
    --red: #e0645c;
    color-scheme: dark;
  }
}

:root[data-theme='dark'] {
  --paper: #161512;
  --ink: #ebe6dc;
  --ink-2: #aaa499;
  --ink-3: #777268;
  --rule: #2c2a25;
  --red: #e0645c;
  color-scheme: dark;
}

:root[data-theme='light'] {
  color-scheme: light;
}

/* both languages live in the markup; the root lang picks one */
html[lang='ko'] body [lang='en'],
html[lang='en'] body [lang='ko'] {
  display: none !important;
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  background: var(--paper);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.8;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--rule);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.28em;
  transition:
    color 0.15s,
    text-decoration-color 0.15s;
}

a:hover {
  color: var(--red);
  text-decoration-color: var(--red);
}

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

.page {
  max-width: 640px;
  margin: 0 auto;
  padding: clamp(96px, 18vh, 176px) 24px 56px;
}

/* ── language switch ── */
.controls {
  position: absolute;
  top: 20px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.lang {
  padding-right: 8px;
  border-right: 1px solid var(--rule);
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: 12px;
  color: var(--ink-3);
}

.lang-btn {
  appearance: none;
  border: 0;
  margin: 0;
  padding: 4px 6px;
  background: none;
  color: var(--ink-3);
  font: 500 12px/1 var(--sans);
  letter-spacing: 0.08em;
  cursor: pointer;
}

.theme-btn {
  appearance: none;
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 22px;
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  color: var(--ink-3);
  font: 400 14px/1 var(--sans);
  cursor: pointer;
  transition: color 0.15s;
}

.theme-btn[hidden] {
  display: none;
}

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

.theme-btn[data-theme-state='dark'],
.theme-btn[data-theme-state='light'] {
  color: var(--ink);
}

.theme-glyph {
  display: block;
}

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

.lang-btn[aria-pressed='true'] {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--red);
  text-underline-offset: 0.4em;
}

/* ── masthead ── */
.name {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(44px, 9vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

/* the kiss mark sits between the names at roughly the serif x-height, a touch smaller than the caps */
.kiss {
  display: inline-block;
  font-family: 'Apple Color Emoji', 'Segoe UI Emoji', 'Noto Color Emoji', sans-serif;
  font-size: 0.66em;
  line-height: 1;
  vertical-align: 0.06em;
  margin: 0 -0.06em;
}

.foot .kiss {
  font-size: 0.9em;
  vertical-align: -0.05em;
  margin: 0 -0.05em;
}

.sr {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.tagline {
  margin: 18px 0 0;
  font-size: 18px;
  color: var(--ink-2);
}

.masthead {
  padding-bottom: 48px;
  border-bottom: 1px solid var(--red);
}

/* ── sections ── */
.block {
  margin-top: 56px;
}

.label {
  margin: 0 0 16px;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 22px;
  line-height: 1.2;
  color: var(--ink-3);
}

html[lang='ko'] .label {
  font-family: var(--sans);
  font-style: normal;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.14em;
}

.block p {
  margin: 0;
}

/* ── work ── */
.work {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.work-icon {
  display: block;
  width: 72px;
  height: 72px;
  border-radius: 16px;
  box-shadow: 0 0 0 1px var(--rule);
}

.work-title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 30px;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.work-title-ko {
  margin-left: 6px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ink-3);
}

.work-line {
  margin-top: 8px !important;
  color: var(--ink-2);
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
  margin-top: 14px !important;
  font-weight: 500;
}

.soon {
  margin-top: 4px !important;
  font-size: 14px;
  color: var(--ink-3);
}

/* ── contact ── */
.contact {
  margin: 0;
}

.contact > div {
  display: flex;
  align-items: baseline;
  gap: 20px;
}

.contact > div + div {
  margin-top: 6px;
}

.contact dt {
  flex: 0 0 5.5em;
  font-size: 14px;
  color: var(--ink-3);
}

.contact dd {
  margin: 0;
  min-width: 0;
}

.copy {
  appearance: none;
  display: inline-grid;
  margin-left: 10px;
  padding: 0;
  border: 0;
  background: none;
  color: var(--ink-3);
  font: 400 13px/1 var(--sans);
  cursor: pointer;
}

.copy[hidden] {
  display: none;
}

.copy > span {
  grid-area: 1 / 1;
}

.copy:hover {
  color: var(--red);
}

.copy .copy-done,
.copy.is-done .copy-idle {
  visibility: hidden;
}

.copy.is-done .copy-done {
  visibility: visible;
}

/* ── footer ── */
.foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  margin-top: 96px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
  font-size: 13px;
  color: var(--ink-3);
}

.foot p {
  margin: 0;
}

.foot-links {
  display: flex;
  gap: 18px;
}

@media (max-width: 480px) {
  body {
    font-size: 16px;
  }

  .work {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 16px;
  }

  .work-icon {
    width: 56px;
    height: 56px;
    border-radius: 13px;
  }

  .work-title {
    font-size: 26px;
  }

  .contact > div {
    gap: 12px;
  }

  .contact dt {
    flex-basis: 4.5em;
  }
}