/* ============================================================
   gracejliu.com — shared stylesheet
   Type:  Spectral (display + prose) · IBM Plex Mono (labels, dates)
   Idea:  ledger stock, hairline rules, right-aligned tabular dates
   ============================================================ */

/* ---------- tokens: light ---------- */
:root {
  --paper:      #EDEFEC;
  --paper-sunk: #E5E8E3;
  --ink:        #161A18;
  --ink-soft:   #33403B;
  --muted:      #626B67;
  --rule:       #D2D7D1;
  --rule-faint: #E1E5E0;
  --accent:     #1E5449;
  --accent-ink: #163E36;
  --accent-wash:#DCE6E1;
  --focus:      #1E5449;

  --serif: "Spectral", "Iowan Old Style", Georgia, "Times New Roman", serif;
  --mono:  "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --measure: 34rem;
  --col: 46rem;
  --pad: clamp(1.25rem, 5vw, 3.5rem);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper:      #121513;
    --paper-sunk: #191D1A;
    --ink:        #E6EAE6;
    --ink-soft:   #C3CCC7;
    --muted:      #8D9791;
    --rule:       #2A302C;
    --rule-faint: #21261F;
    --accent:     #7FBDAB;
    --accent-ink: #A5D4C5;
    --accent-wash:#1C2A25;
    --focus:      #7FBDAB;
  }
}
:root[data-theme="dark"] {
  --paper:      #121513;
  --paper-sunk: #191D1A;
  --ink:        #E6EAE6;
  --ink-soft:   #C3CCC7;
  --muted:      #8D9791;
  --rule:       #2A302C;
  --rule-faint: #21261F;
  --accent:     #7FBDAB;
  --accent-ink: #A5D4C5;
  --accent-wash:#1C2A25;
  --focus:      #7FBDAB;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

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

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent); color: var(--paper);
  font-family: var(--mono); font-size: 0.75rem;
  padding: 0.6rem 1rem; z-index: 10;
}
.skip:focus { left: 0; }

/* ---------- ruled scaffold ---------- */
.band { border-top: 1px solid var(--rule); }
.band:first-of-type { border-top: 0; }

.wrap { max-width: var(--col); margin-inline: auto; padding-inline: var(--pad); }
.band > .wrap { padding-block: clamp(2.75rem, 6.5vw, 4.75rem); }

p { max-width: var(--measure); }

/* ---------- top bar ---------- */
.topbar > .wrap {
  padding-block: 1.4rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  justify-content: space-between;
}

.wordmark {
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.wordmark:hover, .wordmark:focus-visible { color: var(--accent); }

nav ul {
  list-style: none;
  display: flex;
  gap: 1.35rem;
  margin: 0;
  padding: 0;
}
nav a {
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: color 180ms ease, border-color 180ms ease;
}
nav a:hover, nav a:focus-visible, nav a[aria-current="page"] {
  color: var(--accent);
  border-color: var(--accent);
}
@media (prefers-reduced-motion: reduce) { nav a { transition: none; } }

/* ---------- section headings ---------- */
.section-head {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: clamp(1.6rem, 3.5vw, 2.25rem);
}
.section-head::after { content: ""; flex: 1; height: 1px; background: var(--rule); }

h2 {
  font-family: var(--mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
  white-space: nowrap;
}

/* ---------- hero ---------- */
.hero > .wrap { padding-block: clamp(2.75rem, 8vw, 5.5rem) clamp(2.5rem, 6vw, 4.25rem); }

.identity { display: flex; align-items: center; gap: 1rem; margin-bottom: clamp(1.75rem, 4.5vw, 2.75rem); }
.identity img {
  width: 56px; height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--rule);
}
.identity .lines { display: grid; gap: 0.15rem; }
.identity .name {
  font-family: var(--mono); font-size: 0.75rem; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
}
.identity .role {
  font-family: var(--mono); font-size: 0.6875rem;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted);
}

h1 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(1.75rem, 1.2rem + 2.3vw, 2.75rem);
  line-height: 1.18;
  letter-spacing: -0.015em;
  margin: 0;
  max-width: 22ch;
  text-wrap: balance;
}
.zto {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.82em;
  color: var(--accent);
  letter-spacing: -0.02em;
}

/* ---------- prose ---------- */
.prose { display: grid; gap: 1.05rem; }
.prose p { margin: 0; color: var(--ink-soft); }
.prose p:first-child { color: var(--ink); }

/* ---------- selected work ---------- */
.work {
  display: grid;
  grid-template-columns: minmax(0, 15rem) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: start;
}
@media (max-width: 40rem) { .work { grid-template-columns: minmax(0, 1fr); } }

.work-shot { border: 1px solid var(--rule); background: var(--paper-sunk); overflow: hidden; }
.work-shot img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
  transition: transform 480ms cubic-bezier(0.2, 0.6, 0.2, 1);
}
a.work-shot:hover img, a.work-shot:focus-visible img { transform: scale(1.025); }
@media (prefers-reduced-motion: reduce) {
  .work-shot img { transition: none; }
  a.work-shot:hover img { transform: none; }
}

.work h3 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(1.4rem, 1.2rem + 0.7vw, 1.75rem);
  line-height: 1.2; letter-spacing: -0.012em;
  margin: 0 0 0.45rem;
}
.work h3 a {
  background-image: linear-gradient(var(--accent), var(--accent));
  background-size: 0% 1px; background-repeat: no-repeat; background-position: 0 88%;
  transition: background-size 260ms ease;
}
.work h3 a:hover, .work h3 a:focus-visible { background-size: 100% 1px; }
@media (prefers-reduced-motion: reduce) { .work h3 a { transition: none; } }

.work .meta {
  font-family: var(--mono); font-size: 0.6875rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 0.9rem;
}
.work p { margin: 0 0 1.15rem; }

.go {
  font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.06em;
  color: var(--accent);
  display: inline-flex; align-items: center; gap: 0.4rem;
  border-bottom: 1px solid var(--accent-wash); padding-bottom: 2px;
  transition: border-color 200ms ease, gap 200ms ease;
}
.go:hover, .go:focus-visible { border-color: var(--accent); gap: 0.6rem; }
@media (prefers-reduced-motion: reduce) { .go { transition: none; } }

/* ---------- ledger entries (résumé) ---------- */
.ledger { display: grid; }

.entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.35rem 1.5rem;
  align-items: baseline;
  padding-block: 1.35rem;
  border-top: 1px solid var(--rule-faint);
}
.entry:first-child { border-top: 0; padding-top: 0; }
.entry:last-child { padding-bottom: 0; }

.entry .title { font-size: 1.0625rem; font-weight: 600; line-height: 1.35; margin: 0; max-width: none; }
.entry .org { color: var(--muted); font-size: 0.9375rem; font-style: italic; margin: 0.1rem 0 0; max-width: none; }
.entry .when {
  font-family: var(--mono); font-size: 0.6875rem; letter-spacing: 0.06em;
  color: var(--muted); white-space: nowrap; text-align: right;
  font-variant-numeric: tabular-nums; padding-top: 0.3rem; margin: 0; max-width: none;
}
.entry .when .now { color: var(--accent); }
.entry .note { grid-column: 1 / -1; color: var(--ink-soft); font-size: 0.9375rem; margin: 0.5rem 0 0; }

.entry ul {
  grid-column: 1 / -1;
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.5rem;
  max-width: var(--measure);
}
.entry li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--ink-soft);
}
.entry li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.62em;
  width: 5px; height: 1px;
  background: var(--accent);
}

@media (max-width: 34rem) {
  .entry { grid-template-columns: minmax(0, 1fr); }
  .entry .when { text-align: left; padding-top: 0.35rem; order: 3; }
  .entry .note, .entry ul { order: 4; }
}

/* ---------- skills ---------- */
.skills { display: grid; gap: 1.15rem; }
.skill-row {
  display: grid;
  grid-template-columns: minmax(0, 11rem) minmax(0, 1fr);
  gap: 0.3rem 1.5rem;
  align-items: baseline;
  padding-bottom: 1.15rem;
  border-bottom: 1px solid var(--rule-faint);
}
.skill-row:last-child { border-bottom: 0; padding-bottom: 0; }
.skill-row dt {
  font-family: var(--mono); font-size: 0.625rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
}
.skill-row dd { margin: 0; font-size: 0.9375rem; color: var(--ink-soft); }
@media (max-width: 34rem) { .skill-row { grid-template-columns: minmax(0, 1fr); } }

/* ---------- contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}
@media (max-width: 44rem) { .contact-grid { grid-template-columns: minmax(0, 1fr); } }

form { display: grid; gap: 0.75rem; }

label {
  font-family: var(--mono); font-size: 0.625rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
  display: block; margin-bottom: 0.35rem;
}

input[type="text"], input[type="email"], textarea {
  width: 100%;
  font-family: var(--serif); font-size: 1rem; color: var(--ink);
  background: var(--paper-sunk);
  border: 1px solid var(--rule); border-radius: 0;
  padding: 0.6rem 0.7rem;
  transition: border-color 180ms ease, background 180ms ease;
}
input[type="text"]:focus, input[type="email"]:focus, textarea:focus {
  border-color: var(--accent); background: var(--paper); outline: none;
}
input[type="text"]:focus-visible, input[type="email"]:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--focus); outline-offset: 2px;
}
textarea { resize: vertical; min-height: 7rem; line-height: 1.55; }

button {
  justify-self: start;
  font-family: var(--mono); font-size: 0.75rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--paper); background: var(--accent);
  border: 1px solid var(--accent); border-radius: 0;
  padding: 0.65rem 1.4rem; cursor: pointer;
  transition: background 180ms ease, border-color 180ms ease;
}
button:hover { background: var(--accent-ink); border-color: var(--accent-ink); }
@media (prefers-reduced-motion: reduce) { button, input, textarea { transition: none; } }

.form-status {
  font-family: var(--mono); font-size: 0.75rem; color: var(--accent);
  margin: 0; min-height: 1.2em; max-width: none;
}

.details { display: grid; gap: 1.1rem; align-content: start; }
.detail .k {
  font-family: var(--mono); font-size: 0.625rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
  margin: 0 0 0.2rem; max-width: none;
}
.detail .v { margin: 0; font-size: 0.9375rem; max-width: none; }
.detail .v a { border-bottom: 1px solid var(--rule); transition: border-color 180ms ease, color 180ms ease; }
.detail .v a:hover, .detail .v a:focus-visible { color: var(--accent); border-color: var(--accent); }

/* ---------- colophon ---------- */
.colophon > .wrap {
  padding-block: 1.6rem clamp(2.25rem, 4.5vw, 3.25rem);
  display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem;
  justify-content: space-between; align-items: baseline;
}
.colophon p {
  font-family: var(--mono); font-size: 0.6875rem; letter-spacing: 0.08em;
  color: var(--muted); margin: 0; max-width: none;
}

/* ---------- load sequence ---------- */
@media (prefers-reduced-motion: no-preference) {
  .rise { opacity: 0; transform: translateY(10px); animation: rise 700ms cubic-bezier(0.2, 0.7, 0.2, 1) forwards; }
  .rise:nth-child(1) { animation-delay: 40ms; }
  .rise:nth-child(2) { animation-delay: 130ms; }
  .rise:nth-child(3) { animation-delay: 210ms; }
  @keyframes rise { to { opacity: 1; transform: none; } }
}

/* ---------- print (résumé page) ---------- */
@media print {
  :root {
    --paper: #FFFFFF; --paper-sunk: #FFFFFF;
    --ink: #000000; --ink-soft: #1A1A1A; --muted: #444444;
    --rule: #BBBBBB; --rule-faint: #DDDDDD;
    --accent: #000000; --accent-ink: #000000;
  }
  .topbar, .colophon, .no-print { display: none !important; }
  body { font-size: 10.5pt; line-height: 1.42; }
  .band { border-top: 0; }
  .band > .wrap { padding-block: 0 0.9rem; max-width: none; padding-inline: 0; }
  .entry { break-inside: avoid; padding-block: 0.6rem; }
  .entry li { font-size: 10pt; }
  a { text-decoration: none; }
}