/* =========================================================
   Hoonova — shared design system
   Editorial, kinetic, image-forward. Warm grey + coral.
   ========================================================= */

/* ---------- Tokens ---------- */
:root {
  /* color */
  --paper:      #ECE9E2;   /* warm light grey */
  --paper-2:    #E3DFD5;   /* faint alt surface */
  --ink:        #171613;
  --ink-mut:    #66615A;
  --ink-faint:  #6E6960;    /* AA-safe (>=4.5) for small meta text */
  --rule:       #D3CEC3;
  --accent:     #DE4B2E;    /* coral — signature, large text & decorative only */
  --accent-text:#B23A1E;    /* AA-safe coral for small text / links */
  --accent-hi:  #FF7A5C;    /* accent on dark bg */
  --ink-dark:   #141210;    /* the single reversed block */
  --on-dark:    #ECE9E2;
  --on-dark-mut:rgba(236,233,226,0.66);
  --on-dark-faint:rgba(236,233,226,0.34);
  --rule-dark:  rgba(236,233,226,0.14);

  /* type */
  --font-display: 'Bricolage Grotesque', 'Pretendard', system-ui, sans-serif; /* wordmark, big headlines, numerals */
  --font-head: 'Pretendard', 'Inter', system-ui, sans-serif;                  /* KR headlines, weight 600 */
  --font-sans: 'Inter', 'Pretendard', system-ui, -apple-system, sans-serif;   /* body */

  --text-xs:  0.6875rem;   /* 11 */
  --text-sm:  0.8125rem;   /* 13 */
  --text-base:0.9375rem;   /* 15 */
  --text-md:  1.0625rem;   /* 17 */
  --text-lg:  clamp(1.5rem, 1.1rem + 1.6vw, 2.25rem);
  --text-xl:  clamp(2.2rem, 1.2rem + 4.4vw, 4.5rem);
  --text-2xl: clamp(2.9rem, 1rem + 8.5vw, 7.5rem);

  /* space */
  --gutter:    clamp(24px, 5vw, 64px);
  --section-y: clamp(64px, 7vw, 108px);
  --s-1: 4px;  --s-2: 8px;  --s-3: 12px; --s-4: 16px;
  --s-5: 24px; --s-6: 40px; --s-7: 64px; --s-8: 104px;

  --maxw: 1240px;
  --nav-h: 61px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  word-break: keep-all;
  overflow-wrap: break-word;
}

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

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

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

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

/* ---------- Layout helpers ---------- */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section-y); }
.section + .section { border-top: 1px solid var(--rule); }

.eyebrow {
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mut);
  display: flex;
  align-items: center;
  gap: var(--s-4);
}
.eyebrow::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--rule);
}

/* ---------- Typography ---------- */
.display {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.025em;
}
h1, h2, h3 { font-weight: 600; }

.lede {
  font-size: var(--text-md);
  color: var(--ink-mut);
  line-height: 1.7;
  max-width: 46ch;
}

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: var(--gutter);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
}
.nav-mark {
  display: inline-grid;
  place-items: center;
  width: 1.55em; height: 1.55em;
  border-radius: 50%;
  background: var(--accent);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.66em;
  line-height: 1;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  gap: var(--s-6);
  list-style: none;
}
.nav-links a {
  font-size: var(--text-sm);
  color: var(--ink-mut);
  transition: color 0.18s var(--ease);
}
.nav-links a:hover,
.nav-links a[aria-current="page"] { color: var(--ink); }

.nav-toggle { display: none; }

/* ---------- Buttons / links ---------- */
.link-underline {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-size: var(--text-sm);
  color: var(--accent-text);
  padding-bottom: 2px;
  border-bottom: 1px solid currentColor;
  transition: gap 0.2s var(--ease), opacity 0.2s var(--ease);
}
.link-underline:hover { gap: var(--s-3); }

.tag {
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-text);
  border: 1px solid color-mix(in srgb, var(--accent) 38%, transparent);
  border-radius: 999px;
  padding: 3px 9px 2px;
  white-space: nowrap;
}

/* ---------- Work list ---------- */
.work-list { border-top: 1px solid var(--rule); counter-reset: work; }

.work-row {
  display: grid;
  grid-template-columns: minmax(0, 3.2fr) minmax(0, 4fr) minmax(0, 2.4fr) auto;
  gap: var(--s-5);
  align-items: start;
  padding-block: var(--s-6);
  border-bottom: 1px solid var(--rule);
  transition: background 0.25s var(--ease);
}
/* drop non-title columns to the work title's baseline (past the index number) */
.work-desc, .work-meta, .work-side { padding-top: calc(var(--text-xs) + 10px); }
.work-row:hover { background: var(--paper-2); }

.work-name {
  font-family: var(--font-head);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.12;
  counter-increment: work;
}
.work-name::before {
  content: counter(work, decimal-leading-zero);
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
}
.work-row:hover .work-name::before { color: var(--accent); }
.work-desc { color: var(--ink-mut); font-size: var(--text-sm); line-height: 1.6; }
.work-meta {
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-faint);
  line-height: 1.7;
}
.work-side {
  display: flex;
  align-items: center;
  gap: var(--s-4);
  white-space: nowrap;
}
.work-year { font-size: var(--text-xs); color: var(--ink-faint); letter-spacing: 0.06em; }
.work-arrow {
  font-size: var(--text-sm);
  color: var(--ink-faint);
  transition: transform 0.2s var(--ease), color 0.2s var(--ease);
}
.work-row:hover .work-arrow { color: var(--accent); transform: translateX(3px); }

.status {
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mut);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.status::before {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--ink-faint);
}
.status[data-state="live"]::before,
.status[data-state="done"]::before    { background: #3E7D53; }
.status[data-state="building"]::before,
.status[data-state="active"]::before  { background: var(--accent); }
.status[data-state="stalled"]::before { background: #B67529; }
.status[data-state="soon"]::before,
.status[data-state="research"]::before { background: var(--ink-faint); }
.status[data-state="research"]::before { background: transparent; box-shadow: inset 0 0 0 1px var(--ink-faint); }

/* ---------- Notes / writing list ---------- */
.note-list { border-top: 1px solid var(--rule); }
.note-row {
  display: grid;
  grid-template-columns: 8.5rem minmax(0, 1fr) auto;
  gap: var(--s-5);
  align-items: baseline;
  padding-block: var(--s-5);
  border-bottom: 1px solid var(--rule);
  transition: background 0.25s var(--ease);
}
.note-row:hover { background: var(--paper-2); }
.note-date { font-size: var(--text-xs); color: var(--ink-faint); letter-spacing: 0.06em; padding-top: 3px; }
.note-title {
  font-size: var(--text-md);
  font-weight: 500;
  line-height: 1.4;
}
.note-row:hover .note-title { color: var(--accent-text); }
.note-excerpt { color: var(--ink-mut); font-size: var(--text-sm); margin-top: 4px; max-width: 60ch; }

/* ---------- Inner-page header ---------- */
.page-head {
  padding-top: calc(var(--nav-h) + clamp(48px, 7vw, 104px));
  padding-bottom: clamp(40px, 5vw, 64px);
  border-bottom: 1px solid var(--rule);
}
.page-head .eyebrow { margin-bottom: var(--s-5); }
.page-head h1 {
  font-family: var(--font-head);
  font-weight: 640;
  font-size: var(--text-2xl);
  line-height: 1.08;
  letter-spacing: -0.035em;
  max-width: 14ch;
}
.page-head h1 em { font-style: normal; color: var(--accent); }
.page-head .lede { margin-top: var(--s-5); }
.page-back {
  display: inline-flex; align-items: center; gap: var(--s-2);
  font-size: var(--text-xs); letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: var(--s-6);
  transition: color 0.18s var(--ease);
}
.page-back:hover { color: var(--ink); }

/* ---------- Stat strip ---------- */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  column-gap: var(--s-5);
  border-bottom: 1px solid var(--rule);
}
.stat { padding-block: var(--s-6); border-top: 1px solid var(--rule); }
.stat:not(:first-child) { padding-left: var(--s-5); border-left: 1px solid var(--rule); }
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 1.2rem + 2vw, 2.6rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.02em;
}
.stat-label {
  margin-top: var(--s-3);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  color: var(--ink-mut);
  line-height: 1.45;
}

/* ---------- Build-log / projects ---------- */
.proj-group + .proj-group { margin-top: var(--s-8); }
.proj-group-head {
  display: flex; align-items: baseline; gap: var(--s-4);
  padding-bottom: var(--s-4);
  border-bottom: 1px solid var(--ink);
}
.proj-group-title {
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
}
.proj-group-count { font-size: var(--text-xs); color: var(--ink-faint); letter-spacing: 0.04em; }
.proj-group-note {
  margin: var(--s-5) 0 var(--s-3);
  font-size: var(--text-sm);
  color: var(--ink-mut);
  max-width: 62ch;
  line-height: 1.7;
}

.proj-row {
  display: grid;
  grid-template-columns: minmax(200px, 0.85fr) minmax(0, 2fr);
  gap: var(--s-4) clamp(24px, 5vw, 64px);
  padding-block: var(--s-6);
  border-bottom: 1px solid var(--rule);
  transition: background 0.25s var(--ease);
}
.proj-row:hover { background: var(--paper-2); }
.proj-name {
  font-family: var(--font-head);
  font-size: var(--text-md);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.proj-metric { margin-top: var(--s-3); display: flex; align-items: center; gap: var(--s-3); }
.proj-pct {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--ink-mut);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}
.proj-bar {
  flex: 1;
  height: 2px;
  background: var(--rule);
  overflow: hidden;
}
.proj-bar > i { display: block; height: 100%; background: var(--accent); }
.proj-desc { font-size: var(--text-sm); color: var(--ink-mut); line-height: 1.7; }
.proj-gap {
  margin-top: var(--s-3);
  font-size: var(--text-sm);
  color: var(--ink-faint);
  line-height: 1.6;
  padding-left: var(--s-4);
  position: relative;
}
.proj-gap::before { content: "—"; position: absolute; left: 0; color: var(--ink-faint); }
.proj-foot {
  margin-top: var(--s-4);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  color: var(--ink-faint);
}
.proj-foot a {
  color: var(--accent-text);
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

/* ---------- Bottom CTA (inner pages) ---------- */
.cta { padding-block: clamp(72px, 10vw, 132px); text-align: center; }
.cta h2 {
  font-family: var(--font-head);
  font-weight: 640;
  font-size: var(--text-lg);
  letter-spacing: -0.03em;
  line-height: 1.3;
  max-width: 24ch;
  margin: 0 auto var(--s-5);
}
.cta h2 em { font-style: normal; color: var(--accent-hi); }

/* ---------- Dark block (the one reversal) ---------- */
.reverse {
  background: var(--ink-dark);
  color: var(--on-dark);
}
.reverse .eyebrow { color: var(--on-dark-mut); }
.reverse .eyebrow::after { background: var(--rule-dark); }
.reverse .lede { color: var(--on-dark-mut); }
.reverse a.link-underline { color: var(--on-dark); }

/* ---------- Footer ---------- */
.foot {
  border-top: 1px solid var(--rule);
  padding-block: var(--s-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
  flex-wrap: wrap;
}
.foot p, .foot a { font-size: var(--text-xs); color: var(--ink-faint); letter-spacing: 0.04em; }
.foot-links { display: flex; gap: var(--s-5); flex-wrap: wrap; }
.foot-links a:hover { color: var(--ink); }

/* ---------- Atmosphere: film grain ---------- */
.grain {
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  opacity: 0.4;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}

/* ---------- Custom cursor — crosshair (pointer devices only) ---------- */
@media (hover: hover) and (pointer: fine) {
  .cursor-on * { cursor: none; }
  .cursor { position: fixed; inset: 0; z-index: 9999; pointer-events: none; --cx: -20px; --cy: -20px; }
  .cursor::before, .cursor::after {
    content: ""; position: absolute;
    background: color-mix(in srgb, var(--accent) 42%, transparent);
    transition: background 0.2s var(--ease);
  }
  .cursor::before { left: 0; right: 0; height: 1px; top: 0; transform: translateY(var(--cy)); }
  .cursor::after  { top: 0; bottom: 0; width: 1px; left: 0; transform: translateX(var(--cx)); }
  .cursor .cur-dot {
    position: absolute; top: 0; left: 0;
    width: 5px; height: 5px; border-radius: 50%;
    background: var(--accent);
    transform: translate(var(--cx), var(--cy)) translate(-50%, -50%);
    transition: width 0.2s var(--ease), height 0.2s var(--ease), background 0.2s var(--ease);
  }
  .cursor.is-hover::before, .cursor.is-hover::after { background: var(--accent); }
  .cursor.is-hover .cur-dot { width: 22px; height: 22px; background: transparent; border: 1.5px solid var(--accent); }
}

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Oversized index numeral ---------- */
.index-num {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 0.8;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .work-row {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "name  side"
      "desc  desc"
      "meta  meta";
    gap: var(--s-3);
    row-gap: var(--s-3);
  }
  .work-name { grid-area: name; }
  .work-desc { grid-area: desc; padding-top: 0; }
  .work-meta { grid-area: meta; padding-top: 0; }
  .work-side { grid-area: side; padding-top: 4px; }

  .note-row {
    grid-template-columns: 1fr;
    gap: var(--s-2);
  }
  .note-date { padding-top: 0; }

  .proj-row { grid-template-columns: 1fr; gap: var(--s-3); }
}

@media (max-width: 640px) {
  .stat-strip { grid-template-columns: 1fr 1fr; column-gap: 0; }
  .stat { padding-inline: 0; }
  .stat:not(:first-child) { padding-left: 0; border-left: 0; }
  .stat:nth-child(even) { padding-left: var(--s-5); border-left: 1px solid var(--rule); }
}

@media (max-width: 640px) {
  .nav-links {
    position: fixed;
    inset: var(--nav-h) 0 auto 0;
    flex-direction: column;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--rule);
    padding: var(--s-2) var(--gutter) var(--s-4);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
  }
  .nav-links a { padding-block: var(--s-3); font-size: var(--text-base); }
  .nav[data-open="true"] .nav-links {
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px; height: 34px;
    border: 1px solid var(--rule);
    border-radius: 6px;
    background: transparent;
    cursor: pointer;
    font-size: 15px;
  }
}

/* ---------- Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}