/* ═══════════════════════════════════════════════════════════
   WEIHAO WU — PORTFOLIO V3
   A riso-print editorial poster: warm paper, ink type,
   one hot accent, hand-drawn graphics.
   ═══════════════════════════════════════════════════════════ */

:root {
  --paper: #f2ede3;
  --paper-2: #eae4d4;
  --ink: #181510;
  --ink-soft: #6b6455;
  --accent: #e8492a;
  --blue: #2b45c9;
  --yellow: #f2b32b;
  --line: rgba(24, 21, 16, 0.16);
  --line-strong: rgba(24, 21, 16, 0.85);

  --font-display: "Anton", "Arial Narrow", sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --font-body: "Space Grotesk", "Helvetica Neue", sans-serif;
  --font-mono: "Space Mono", "Courier New", monospace;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-expo: cubic-bezier(0.76, 0, 0.24, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

#about, #work, #numbers, #contact { scroll-margin-top: 70px; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
img { display: block; max-width: 100%; }

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

.wrap { width: min(1280px, 92vw); margin-inline: auto; }

.mono {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.serif { font-family: var(--font-serif); font-style: italic; font-weight: 400; }

/* ── paper grain over everything ─────────────────────────── */
.grain {
  position: fixed;
  inset: -50%;
  width: 200%;
  height: 200%;
  pointer-events: none;
  z-index: 940;
  opacity: 0.5;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.72' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 0.09 0 0 0 0 0.08 0 0 0 0 0.06 0 0 0 0.055 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain-shift 0.9s steps(4) infinite;
}
@keyframes grain-shift {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-1.2%, 0.8%); }
  50% { transform: translate(0.9%, -1.1%); }
  75% { transform: translate(-0.7%, -0.6%); }
  100% { transform: translate(0, 0); }
}

/* ── preloader ────────────────────────────────────────────── */
#loader {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: var(--accent);
  color: var(--paper);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.75s var(--ease-expo);
}
#loader.done { transform: translateY(-101%); }
.loader-inner { text-align: center; }
.loader-mark { width: 64px; height: 64px; margin-inline: auto; animation: spin 2.4s linear infinite; }
.loader-word { margin-top: 18px; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.34em; text-transform: uppercase; }
.loader-count {
  position: absolute;
  right: 5vw;
  bottom: 2vh;
  font-family: var(--font-display);
  font-size: clamp(5rem, 16vw, 12rem);
  line-height: 1;
  letter-spacing: 0.01em;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── custom cursor ────────────────────────────────────────── */
.cursor-dot, .cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 1100;
  border-radius: 50%;
  will-change: transform;
}
.cursor-dot { width: 8px; height: 8px; background: var(--accent); }
.cursor-ring {
  width: 38px; height: 38px;
  border: 1.5px solid var(--ink);
  display: grid;
  place-items: center;
  transition: width 0.28s var(--ease-out), height 0.28s var(--ease-out), background-color 0.28s, border-color 0.28s;
}
.cursor-ring .cursor-label {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  color: var(--paper);
  opacity: 0;
  transition: opacity 0.2s;
}
.cursor-ring.is-link { width: 56px; height: 56px; border-color: var(--accent); }
.cursor-ring.is-view { width: 84px; height: 84px; background: var(--accent); border-color: var(--accent); }
.cursor-ring.is-view .cursor-label { opacity: 1; }
@media (hover: none), (pointer: coarse) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* ── nav ──────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 960;
  transition: background-color 0.3s, box-shadow 0.3s;
}
.nav.scrolled {
  background: rgba(242, 237, 227, 0.97);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 var(--line);
}
body.menu-open .nav { background: transparent; box-shadow: none; backdrop-filter: none; }
.nav-inner {
  width: min(1280px, 92vw);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.06em;
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-logo svg { width: 15px; height: 15px; color: var(--accent); }
.nav-links { display: flex; gap: 34px; list-style: none; }
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  position: relative;
  padding-block: 4px;
}
.nav-links a .idx { color: var(--accent); margin-right: 5px; font-size: 0.6rem; }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s var(--ease-out);
}
.nav-links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-clock { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; color: var(--ink-soft); }
.nav-burger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-burger span { display: block; width: 24px; height: 2px; background: var(--ink); transition: transform 0.3s, opacity 0.3s; }
.nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* mobile menu overlay */
.menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 950;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8vw;
  clip-path: inset(0 0 100% 0);
  visibility: hidden;
  transition: clip-path 0.6s var(--ease-expo), visibility 0s 0.6s;
}
.menu-overlay.open { clip-path: inset(0 0 0% 0); visibility: visible; transition: clip-path 0.6s var(--ease-expo); }
.menu-overlay a {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 11vw, 4.5rem);
  line-height: 1.12;
  text-transform: uppercase;
  display: flex;
  align-items: baseline;
  gap: 16px;
}
.menu-overlay a .idx { font-family: var(--font-mono); font-size: 0.75rem; color: var(--accent); }
.menu-overlay a:hover { color: var(--accent); }
.menu-overlay .menu-foot { margin-top: 48px; color: var(--ink-soft); }

/* ── hero ─────────────────────────────────────────────────── */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  padding-top: 64px;
}
.hero-main { flex: 1; display: flex; flex-direction: column; justify-content: center; padding-block: 48px 28px; }

.hero-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink-soft);
  margin-bottom: clamp(16px, 3vh, 32px);
}
.hero-kicker svg { width: 14px; height: 14px; color: var(--accent); animation: spin 7s linear infinite; }
.hero-kicker b { color: var(--ink); font-weight: 400; }

.hero-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(4.4rem, 18.5vw, 15.5rem);
  line-height: 0.88;
  letter-spacing: 0.005em;
  text-transform: uppercase;
}
.hero-title .line { display: block; overflow: hidden; padding-bottom: 0.06em; margin-bottom: -0.06em; }
.hero-title .word { display: inline-block; transform: translateY(115%); }
body.loaded .hero-title .word { transform: translateY(0); transition: transform 0.9s var(--ease-out); }
body.loaded .line:nth-child(2) .word { transition-delay: 0.08s; }

.hero-title .title-row { display: flex; align-items: center; gap: 0.14em; }
.hero-title .title-ast { width: 0.42em; height: 0.42em; color: var(--accent); flex: none; animation: spin 9s linear infinite; }

.avatar-bubble {
  position: relative;
  width: 0.62em;
  height: 0.62em;
  flex: none;
  margin-left: 0.1em;
  transition: opacity 0.7s var(--ease-out) 0.55s;
}
body:not(.loaded) .avatar-bubble { opacity: 0; }
.avatar-bubble img {
  width: 100%; height: 100%;
  border-radius: 50%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.02);
}
.avatar-bubble .ring {
  position: absolute;
  inset: -9%;
  width: 118%;
  height: 118%;
  color: var(--accent);
}
.hero-note {
  font-family: var(--font-mono);
  font-size: clamp(0.6rem, 1.1vw, 0.78rem);
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  text-transform: none;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transform: rotate(-2deg);
  margin-left: 0.2em;
  transition: opacity 0.7s var(--ease-out) 0.7s;
}
body:not(.loaded) .hero-note { opacity: 0; }
.hero-note svg { width: 2.4em; height: 2.4em; color: var(--accent); transform: rotate(24deg); }

.hero-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  margin-top: clamp(28px, 5vh, 56px);
}
.hero-bio {
  max-width: 34ch;
  font-size: clamp(1rem, 1.35vw, 1.2rem);
  line-height: 1.55;
}
.hero-bio em { font-family: var(--font-serif); font-style: italic; font-size: 1.12em; color: var(--accent); }

.badge-wrap { position: relative; flex: none; }
.badge-wrap svg.badge { width: clamp(104px, 11vw, 148px); height: auto; animation: spin 14s linear infinite; display: block; }
.badge-wrap .badge-core {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}
.badge-wrap .badge-core svg { width: 30%; color: var(--ink); }

.hero-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding-block: 18px;
  border-top: 1px solid var(--line-strong);
  color: var(--ink-soft);
}
.hero-meta .dot-live { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); margin-right: 8px; animation: blink 1.6s ease infinite; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.25; } }

/* doodles scattered on hero */
.hero-doodle { position: absolute; pointer-events: none; color: var(--ink); }
.doodle-star-1 { top: 15%; right: 8%; width: clamp(28px, 3.4vw, 52px); color: var(--yellow); transform: rotate(14deg); }
.doodle-flower { bottom: 31%; left: 3.5%; width: clamp(34px, 3.6vw, 58px); color: var(--blue); transform: rotate(-10deg); }
.doodle-arrow-hero { top: 23%; left: 29%; width: clamp(50px, 6vw, 90px); color: var(--accent); transform: rotate(-8deg); }
.doodle-scribble { top: 37%; right: 11%; width: clamp(60px, 7vw, 110px); color: var(--blue); opacity: 0.85; transform: rotate(-6deg); }

/* ── marquee ──────────────────────────────────────────────── */
.marquee {
  border-block: 1px solid var(--line-strong);
  overflow: hidden;
  padding-block: 14px;
  background: var(--paper);
  position: relative;
  z-index: 2;
}
.marquee-track { display: flex; width: max-content; animation: marquee 26s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-chunk { display: flex; align-items: center; flex: none; }
.marquee-chunk span {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.6rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding-inline: 26px;
  white-space: nowrap;
}
.marquee-chunk svg { width: 17px; height: 17px; color: var(--accent); flex: none; }
.marquee-chunk span.outline {
  color: transparent;
  -webkit-text-stroke: 1.2px var(--ink);
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ── sections shared ──────────────────────────────────────── */
.section { padding-block: clamp(88px, 13vh, 150px); }
.sec-grid { display: grid; grid-template-columns: 250px 1fr; gap: clamp(32px, 5vw, 72px); }
.sec-grid > * { min-width: 0; }
.sec-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.sec-label .no { color: var(--accent); }
.sec-label .rule { flex: 1; height: 1px; background: var(--line-strong); align-self: center; }
.sec-head-sticky { position: relative; }
@media (min-width: 901px) {
  .sec-head-sticky { position: sticky; top: 96px; align-self: start; }
}

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }

/* ── about ────────────────────────────────────────────────── */
.about-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.9rem, 4vw, 3.4rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
  max-width: 20ch;
}
.about-quote .hl { position: relative; white-space: nowrap; }
.about-quote .hl svg.scribble {
  position: absolute;
  left: -4%; bottom: -0.18em;
  width: 108%; height: 0.42em;
  color: var(--accent);
}
.about-body { margin-top: clamp(28px, 4vh, 44px); max-width: 56ch; color: var(--ink); }
.about-body p + p { margin-top: 1em; }
.about-body a.wavy { color: var(--accent); }

.wavy { position: relative; padding-bottom: 3px; }
.wavy svg { position: absolute; left: 0; bottom: -3px; width: 100%; height: 6px; overflow: visible; }
.wavy svg path { stroke-dasharray: 240; stroke-dashoffset: 240; transition: stroke-dashoffset 0.7s var(--ease-out); }
.wavy:hover svg path, a:focus-visible .wavy svg path { stroke-dashoffset: 0; }

.about-now { margin-top: clamp(36px, 6vh, 60px); border-top: 1px solid var(--line-strong); }
.now-row {
  display: grid;
  grid-template-columns: minmax(120px, 180px) 1fr;
  gap: 18px;
  padding-block: 16px;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.now-row .k { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent); }
.now-row .v { font-size: 1rem; color: var(--ink); }
.now-row .v small { display: block; color: var(--ink-soft); font-size: 0.85rem; margin-top: 2px; }

/* skills as tags with hand boxes */
.about-tags { margin-top: clamp(30px, 5vh, 48px); display: flex; flex-wrap: wrap; gap: 10px; max-width: 640px; }
.tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 8px 14px;
  border: 1.4px solid var(--line-strong);
  border-radius: 999px;
  background: var(--paper);
  transition: background-color 0.25s, color 0.25s, transform 0.25s var(--ease-out), border-radius 0.25s;
}
.tag:hover { background: var(--ink); color: var(--paper); border-radius: 4px; transform: rotate(-2deg); }
.tag:nth-child(3n):hover { background: var(--accent); border-color: var(--accent); transform: rotate(2deg); }

/* sticker */
.sticker-row { margin-top: clamp(34px, 6vh, 56px); display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
.sticker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 12px 18px;
  background: var(--yellow);
  color: var(--ink);
  border: 1.6px solid var(--ink);
  border-radius: 3px;
  transform: rotate(-2.5deg);
  box-shadow: 3px 3px 0 var(--ink);
}
.sticker.blue { background: var(--blue); color: var(--paper); transform: rotate(1.6deg); }
.sticker svg { width: 15px; height: 15px; }
.sticker:hover { transform: rotate(0) scale(1.04); }

/* ── work / index list ────────────────────────────────────── */
.work-list { border-top: 1px solid var(--line-strong); }
.work-row {
  position: relative;
  display: grid;
  grid-template-columns: 64px 1fr auto;
  gap: clamp(14px, 3vw, 40px);
  align-items: baseline;
  padding: clamp(22px, 3.4vh, 34px) 8px;
  border-bottom: 1px solid var(--line-strong);
  transition: background-color 0.35s var(--ease-out), color 0.35s var(--ease-out), padding-left 0.35s var(--ease-out);
}
.work-row:hover { background: var(--ink); color: var(--paper); padding-left: 26px; }
.work-row .no { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; color: var(--accent); }
.work-row .name {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4.4vw, 3.6rem);
  line-height: 1.04;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  overflow-wrap: anywhere;
}
.work-row .name .arrow-svg { width: 0.62em; height: 0.62em; margin-left: 0.22em; display: inline-block; vertical-align: baseline; opacity: 0; transform: translate(-8px, 8px); transition: opacity 0.3s, transform 0.35s var(--ease-out); color: var(--accent); }
.work-row:hover .name .arrow-svg { opacity: 1; transform: translate(0, 0); }
.work-row .meta { text-align: right; display: flex; flex-direction: column; gap: 6px; align-items: flex-end; }
.work-row .meta .lang { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-soft); }
.work-row:hover .meta .lang { color: rgba(242, 237, 227, 0.7); }
.work-row .meta .stars { font-family: var(--font-mono); font-size: 0.72rem; display: inline-flex; align-items: center; gap: 6px; color: var(--ink); }
.work-row:hover .meta .stars { color: var(--yellow); }
.work-row .meta .stars svg { width: 12px; height: 12px; }
.work-row .desc {
  grid-column: 2 / -1;
  max-width: 62ch;
  font-size: 0.92rem;
  color: var(--ink-soft);
  margin-top: 6px;
}
.work-row:hover .desc { color: rgba(242, 237, 227, 0.72); }

/* floating riso cover preview */
.floating-cover {
  position: fixed;
  top: 0; left: 0;
  width: 264px;
  height: 188px;
  z-index: 935;
  pointer-events: none;
  overflow: hidden;
  opacity: 0;
  transform: scale(0.85) rotate(-3deg);
  transition: opacity 0.25s var(--ease-out), transform 0.35s var(--ease-out);
  box-shadow: 6px 8px 0 rgba(24, 21, 16, 0.85);
  background: var(--paper);
}
.floating-cover.show { opacity: 1; transform: scale(1) rotate(-2deg); }
.floating-cover svg { width: 100%; height: 100%; display: block; }
@media (hover: none), (pointer: coarse), (max-width: 900px) { .floating-cover { display: none; } }

/* ── numbers (github on paper) ────────────────────────────── */
.numbers-section { background: var(--paper-2); border-block: 1px solid var(--line-strong); }
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(20px, 3vw, 40px);
}
.stat .num {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 7vw, 6.2rem);
  line-height: 1;
  display: flex;
  align-items: flex-start;
  gap: 0.06em;
}
.stat .num .plus { color: var(--accent); font-size: 0.5em; line-height: 1; margin-top: 0.12em; }
.stat .lbl { margin-top: 10px; font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-soft); display: flex; align-items: center; gap: 8px; }
.stat .lbl svg { width: 13px; height: 13px; color: var(--accent); }
.stat:nth-child(2) .num { color: var(--blue); }
.stat:nth-child(4) .num { color: var(--accent); }

/* contribution poster */
.contrib-block { margin-top: clamp(48px, 8vh, 84px); }
.contrib-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.contrib-head h3 { font-family: var(--font-display); font-size: clamp(1.4rem, 2.6vw, 2rem); text-transform: uppercase; letter-spacing: 0.02em; }
.contrib-head .total { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
.contrib-scroll { overflow-x: auto; padding-bottom: 10px; scrollbar-width: thin; }
#contrib-grid { display: flex; gap: 3px; min-width: max-content; }
#contrib-grid .week { display: flex; flex-direction: column; gap: 3px; }
#contrib-grid .day {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: rgba(24, 21, 16, 0.08);
  transform: scale(0);
  transition: background-color 0.3s, transform 0.4s var(--ease-out);
}
#contrib-grid .day.on { transform: scale(1); }
#contrib-grid .day.l1 { background: rgba(232, 73, 42, 0.28); }
#contrib-grid .day.l2 { background: rgba(232, 73, 42, 0.55); }
#contrib-grid .day.l3 { background: var(--accent); }
#contrib-grid .day.l4 { background: var(--blue); }
#contrib-grid .day:hover { outline: 1.5px solid var(--ink); }
.contrib-legend { display: flex; align-items: center; gap: 8px; margin-top: 14px; font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-soft); }
.contrib-legend .swatches { display: flex; gap: 4px; }
.contrib-legend .sw { width: 9px; height: 9px; border-radius: 50%; }
.contrib-tooltip {
  position: fixed;
  z-index: 920;
  pointer-events: none;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  padding: 7px 11px;
  border-radius: 3px;
  opacity: 0;
  transform: translate(-50%, calc(-100% - 10px)) scale(0.9);
  transition: opacity 0.15s;
  white-space: nowrap;
}
.contrib-tooltip.show { opacity: 1; }

/* language bars */
.langs-block { margin-top: clamp(48px, 8vh, 84px); }
.langs-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; flex-wrap: wrap; margin-bottom: 26px; }
.langs-head h3 { font-family: var(--font-display); font-size: clamp(1.4rem, 2.6vw, 2rem); text-transform: uppercase; letter-spacing: 0.02em; }
.lang-row {
  display: grid;
  grid-template-columns: 150px 1fr 64px;
  gap: clamp(14px, 2.5vw, 32px);
  align-items: center;
  padding-block: 14px;
  border-bottom: 1px solid var(--line);
}
.lang-row .name { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase; display: flex; align-items: center; gap: 10px; }
.lang-row .name .swatch { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.lang-row .track { height: 10px; position: relative; background: rgba(24, 21, 16, 0.08); border-radius: 999px; overflow: hidden; }
.lang-row .fill {
  position: absolute; inset: 0 auto 0 0;
  width: 0;
  background: var(--ink);
  border-radius: 999px;
  transition: width 1.1s var(--ease-out);
}
.lang-row:nth-child(1) .fill { background: var(--accent); }
.lang-row:nth-child(2) .fill { background: var(--blue); }
.lang-row:nth-child(3) .fill { background: var(--yellow); }
.lang-row:nth-child(4) .fill { background: var(--ink); }
.lang-row:nth-child(5) .fill { background: var(--accent); }
.lang-row:nth-child(6) .fill { background: var(--blue); }
.lang-row .pct { font-family: var(--font-mono); font-size: 0.78rem; text-align: right; }

/* ── footer / contact ─────────────────────────────────────── */
.footer {
  background: var(--ink);
  color: var(--paper);
  padding-top: clamp(88px, 14vh, 150px);
  position: relative;
  overflow: hidden;
}
.footer .sec-label { color: rgba(242, 237, 227, 0.85); }
.footer .sec-label .rule { background: rgba(242, 237, 227, 0.4); }

.footer-cta { margin-top: clamp(36px, 7vh, 72px); position: relative; }
.footer-cta .kicker { color: rgba(242, 237, 227, 0.6); margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
.footer-cta .kicker svg { width: 14px; height: 14px; color: var(--accent); animation: spin 7s linear infinite; }
.footer-giant {
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 12.5vw, 11.5rem);
  line-height: 0.92;
  text-transform: uppercase;
  letter-spacing: 0.005em;
  display: flex;
  flex-direction: column;
}
.footer-giant .serif { font-size: 0.92em; color: var(--accent); }
.footer-link {
  margin-top: clamp(28px, 5vh, 52px);
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: clamp(0.8rem, 1.4vw, 1rem);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1.5px solid rgba(242, 237, 227, 0.5);
  border-radius: 999px;
  padding: 16px 28px;
  transition: background-color 0.3s, color 0.3s, border-color 0.3s, transform 0.3s var(--ease-out);
}
.footer-link svg { width: 15px; height: 15px; }
.footer-link:hover { background: var(--accent); border-color: var(--accent); color: var(--paper); transform: translateY(-3px) rotate(-1deg); }
.footer-links-row { display: flex; gap: 14px; flex-wrap: wrap; }

.footer-doodle { position: absolute; pointer-events: none; }
.footer .doodle-arrow-big { right: 6%; top: 22%; width: clamp(90px, 12vw, 180px); color: var(--accent); transform: rotate(12deg); }
.footer .doodle-spark-2 { right: 26%; top: 8%; width: clamp(24px, 2.6vw, 40px); color: var(--yellow); transform: rotate(-14deg); }
.footer .doodle-ring { left: 4%; bottom: 30%; width: clamp(40px, 4.5vw, 70px); color: var(--blue); opacity: 0.9; }

.footer-bottom {
  margin-top: clamp(64px, 10vh, 110px);
  border-top: 1px solid rgba(242, 237, 227, 0.22);
  padding-block: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(242, 237, 227, 0.55);
}
.footer-bottom .heart { color: var(--accent); }
.to-top { display: inline-flex; align-items: center; gap: 8px; color: var(--paper); letter-spacing: 0.14em; font-size: 0.64rem; text-transform: uppercase; font-family: var(--font-mono); transition: color 0.25s; }
.to-top:hover { color: var(--accent); }
.to-top svg { width: 12px; height: 12px; }

/* click burst sparkles */
.burst {
  position: fixed;
  z-index: 1090;
  pointer-events: none;
  width: 18px;
  height: 18px;
  color: var(--accent);
}

/* ── responsive ───────────────────────────────────────────── */
@media (max-width: 1100px) {
  .doodle-scribble, .doodle-arrow-hero { display: none; }
}

.only-mobile { display: none; }

@media (max-width: 900px) {
  .only-desktop { display: none; }
  .only-mobile { display: inline; }
  .nav-links, .nav-clock { display: none; }
  .nav-burger { display: flex; }
  .sec-grid { grid-template-columns: 1fr; gap: 28px; }
  .hero-row { flex-direction: column; align-items: flex-start; gap: 24px; }
  .badge-wrap { align-self: flex-end; margin-top: -20px; }
  .hero-note { display: none; }
  .work-row {
    grid-template-columns: 40px 1fr;
    grid-template-areas: "no name" "no meta" "desc desc";
    row-gap: 4px;
  }
  .work-row .no { grid-area: no; }
  .work-row .name { grid-area: name; }
  .work-row .meta { grid-area: meta; flex-direction: row; align-items: center; gap: 14px; margin-top: 8px; }
  .work-row .desc { grid-area: desc; }
  .stats-row { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .lang-row { grid-template-columns: 108px 1fr 52px; }
  .doodle-flower, .doodle-star-1 { display: none; }
  .footer .doodle-ring { display: none; }
}

@media (max-width: 560px) {
  body { font-size: 1rem; }
  .hero-meta { font-size: 0.6rem; }
  .hero-meta .hide-s { display: none; }
  .hero-kicker { font-size: 0.62rem; letter-spacing: 0.09em; line-height: 1.7; }
  .stats-row { gap: 20px; }
  .work-row { padding-inline: 4px; }
  .work-row:hover { padding-left: 12px; }
}

/* ── reduced motion ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  #loader { display: none; }
  .hero-title .word { transform: none; }
  .reveal { opacity: 1; transform: none; }
  .grain { animation: none; }
}