/* =============================================================================
   Artem Baltser — black IDE-style deck.
   Seven full-screen slides, one command bar, no file system.
   ========================================================================== */

/* -----------------------------------------------------------------------------
   1. Tokens
   -------------------------------------------------------------------------- */
:root {
  --cjk: 'PingFang SC', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Noto Sans CJK SC', 'Noto Sans SC',
         'Microsoft YaHei', 'Yu Gothic', Meiryo, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, var(--cjk), monospace;
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, var(--cjk), sans-serif;

  --bg: #000000;
  --bg-soft: #06070a;
  --bg-card: #0a0c10;
  --line: #1b1f26;
  --line-soft: #12161b;
  --line-strong: #2b323c;

  --w: #ffffff;
  --w-80: rgba(255, 255, 255, 0.88);
  --w-60: rgba(255, 255, 255, 0.7);
  --w-40: rgba(255, 255, 255, 0.46);
  --w-24: rgba(255, 255, 255, 0.24);
  --w-10: rgba(255, 255, 255, 0.1);

  --green: #4ade80;
  --green-soft: rgba(74, 222, 128, 0.12);
  --blue: #58a6ff;
  --amber: #fbbf24;
  --red: #f87171;

  --ease: cubic-bezier(0.2, 0.7, 0.3, 1);
  --top: 58px;
  --radius: 10px;
}

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

html {
  scroll-snap-type: y proximity;
  scroll-behavior: smooth;
  scroll-padding-top: var(--top);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--w);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 { margin: 0; font-family: var(--mono); font-weight: 800; color: var(--w); letter-spacing: -0.02em; line-height: 1.05; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: var(--w); text-decoration: none; }
a:hover { color: var(--green); }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, select, textarea { font: inherit; }
img { max-width: 100%; display: block; }
::selection { background: var(--green); color: #000; }
:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; border-radius: 4px; }

* { scrollbar-width: thin; scrollbar-color: #2b323c transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb { background: #2b323c; border-radius: 6px; border: 3px solid transparent; background-clip: content-box; }

.skip {
  position: fixed; top: -80px; left: 16px; z-index: 200;
  padding: 8px 14px; background: var(--green); color: #000; font-family: var(--mono); font-weight: 700;
  border-radius: 6px; transition: top .2s var(--ease);
}
.skip:focus { top: 12px; }

/* -----------------------------------------------------------------------------
   2. Boot (command-line loader — kept from v1 on purpose)
   -------------------------------------------------------------------------- */
.boot {
  position: fixed; inset: 0; z-index: 300;
  background: #000;
  display: flex; flex-direction: column;
  font-family: var(--mono); font-size: 13.5px;
  transition: opacity .34s var(--ease);
}
.boot[hidden] { display: none; }
.boot.is-out { opacity: 0; pointer-events: none; }
.boot__bar {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-bottom: 1px solid var(--line);
  color: var(--w-40); font-size: 12px;
}
.boot__bar i { width: 10px; height: 10px; border-radius: 50%; display: block; }
.boot__bar i:nth-child(1) { background: #ff5f57; }
.boot__bar i:nth-child(2) { background: #febc2e; }
.boot__bar i:nth-child(3) { background: #28c840; }
.boot__bar span { margin-left: 6px; }
.boot__log { padding: 20px 22px; margin-top: auto; }
.boot__row { display: flex; gap: 10px; padding: 2px 0; color: var(--w-60); }
.boot__row .boot__p { color: var(--green); }
.boot__c { color: var(--w); }
.boot__ok { margin-left: auto; color: var(--green); }

/* -----------------------------------------------------------------------------
   3. Chrome: progress, top bar, rail
   -------------------------------------------------------------------------- */
.progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; background: transparent; z-index: 120; }
.progress span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--green), var(--blue)); transition: width .1s linear; }

.topbar {
  position: fixed; top: 0; left: 0; right: 0; height: var(--top); z-index: 110;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 0 18px;
  background: rgba(0, 0, 0, 0.94);
  border-bottom: 1px solid var(--line);
  font-family: var(--mono); font-size: 12.5px;
}
.topbar__left { display: flex; align-items: center; gap: 12px; min-width: 0; }
.lights { display: flex; gap: 6px; }
.lights i { width: 10px; height: 10px; border-radius: 50%; display: block; opacity: .85; }
.lights i:nth-child(1) { background: #ff5f57; }
.lights i:nth-child(2) { background: #febc2e; }
.lights i:nth-child(3) { background: #28c840; }
.brand { font-weight: 800; letter-spacing: -0.01em; white-space: nowrap; }
.brand__sub { color: var(--w-40); white-space: nowrap; }
.brand__sub::before { content: '/ '; color: var(--w-24); }
.topbar__right { display: flex; align-items: center; gap: 10px; }
.avail { display: inline-flex; align-items: center; gap: 7px; color: var(--w-60); white-space: nowrap; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(74, 222, 128, .6); animation: pulse 2.4s var(--ease) infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(74, 222, 128, .55); }
  70% { box-shadow: 0 0 0 8px rgba(74, 222, 128, 0); }
  100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}
.tbtn {
  font-family: var(--mono); font-size: 12.5px; font-weight: 700;
  padding: 6px 12px; border: 1px solid var(--line-strong); border-radius: 999px;
  color: var(--w); transition: border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
}
.tbtn:hover { border-color: var(--green); color: var(--green); }
.tbtn--solid { background: var(--w); color: #000; border-color: var(--w); }
.tbtn--solid:hover { background: var(--green); border-color: var(--green); color: #000; }

/* language menu */
.langmenu { position: relative; }
.caret-d { display: inline-block; width: 0; height: 0; border-left: 4px solid transparent; border-right: 4px solid transparent; border-top: 5px solid currentColor; margin-left: 5px; vertical-align: middle; }
.langmenu__panel {
  position: absolute; right: 0; top: calc(100% + 8px); min-width: 186px; padding: 6px;
  background: #0a0c10; border: 1px solid var(--line-strong); border-radius: 10px;
  box-shadow: 0 26px 70px -30px #000; display: grid; gap: 2px; z-index: 130;
  animation: fadeUp .18s var(--ease) both;
}
.langmenu__panel[hidden] { display: none; }
.langmenu__item {
  display: flex; align-items: center; gap: 10px; width: 100%; text-align: left;
  padding: 8px 10px; border-radius: 7px; font-family: var(--mono); font-size: 12.5px;
  color: var(--w-80); transition: background .18s var(--ease), color .18s var(--ease);
}
.langmenu__item:hover { background: rgba(255, 255, 255, 0.06); color: var(--w); }
.langmenu__item.is-on { color: var(--green); }
.langmenu__short { font-weight: 800; min-width: 22px; color: var(--w-40); }
.langmenu__item.is-on .langmenu__short { color: var(--green); }
.langmenu__tick { margin-left: auto; }

.rail {
  position: fixed; right: 18px; top: 50%; transform: translateY(-50%); z-index: 100;
  display: flex; flex-direction: column; gap: 14px; align-items: flex-end;
}
.rail__item { display: flex; align-items: center; gap: 10px; padding: 2px; }
.rail__label {
  font-family: var(--mono); font-size: 11px; letter-spacing: .04em;
  color: var(--w-40); opacity: 0; transform: translateX(6px);
  transition: opacity .22s var(--ease), transform .22s var(--ease), color .22s var(--ease);
}
.rail__item:hover .rail__label, .rail__item.is-active .rail__label { opacity: 1; transform: none; }
.rail__item.is-active .rail__label { color: var(--w); }
.rail__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--w-24); transition: background .25s var(--ease), transform .25s var(--ease); }
.rail__item:hover .rail__dot { background: var(--w-60); }
.rail__item.is-active .rail__dot { background: var(--green); transform: scale(1.5); box-shadow: 0 0 12px rgba(74, 222, 128, .7); }

/* -----------------------------------------------------------------------------
   4. Deck + reveal motion
   -------------------------------------------------------------------------- */
.deck { position: relative; }
.slide {
  min-height: 100svh;
  display: flex; align-items: center; justify-content: center;
  padding: calc(var(--top) + 54px) 28px 84px;
  scroll-snap-align: start;
  position: relative;
}
.wrap { width: min(1160px, 100%); }

.js .reveal, .js .reveal-l {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .65s var(--ease), transform .65s var(--ease);
  transition-delay: calc(var(--i, 0) * 55ms);
}
.js .reveal-l { transform: translateX(-30px); }
.slide.is-active .reveal, .slide.is-active .reveal-l { opacity: 1; transform: none; }

/* command line */
.cmd {
  font-family: var(--mono); font-size: 14px; font-weight: 700;
  color: var(--w); margin-bottom: 22px; display: flex; flex-wrap: wrap; gap: 8px 10px; align-items: baseline;
}
.cmd__p { color: var(--green); }
.cmd__t { color: var(--w); }
.caret { display: inline-block; width: 8px; height: 1em; background: var(--green); vertical-align: -0.14em; animation: blink 1.05s steps(2, start) infinite; }
.caret--sm { width: 6px; height: .9em; }
@keyframes blink { 50% { opacity: 0; } }

.h2 {
  font-size: clamp(30px, 5.2vw, 62px);
  margin-bottom: 14px;
  text-wrap: balance;
}
.h2--big { font-size: clamp(34px, 6.4vw, 84px); }
.lead { font-family: var(--sans); font-weight: 600; font-size: clamp(15px, 1.5vw, 18px); color: var(--w-80); max-width: 76ch; margin-bottom: 26px; }

/* -----------------------------------------------------------------------------
   5. Hero
   -------------------------------------------------------------------------- */
.hero__name {
  font-size: clamp(52px, 13.5vw, 168px);
  line-height: 0.88;
  letter-spacing: -0.045em;
  margin-bottom: 18px;
  text-shadow: 0 0 60px rgba(255, 255, 255, 0.08);
}
.hero__role {
  font-family: var(--mono); font-size: clamp(15px, 2vw, 22px); font-weight: 700;
  color: var(--green); margin-bottom: 16px; min-height: 1.4em;
}
.hero__pitch { font-family: var(--sans); font-weight: 700; font-size: clamp(18px, 2.4vw, 27px); color: var(--w); max-width: 34ch; margin-bottom: 12px; }
.hero__facts { font-family: var(--mono); font-size: 13px; color: var(--w-60); max-width: 78ch; margin-bottom: 30px; }

.cta { display: flex; flex-wrap: wrap; gap: 10px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 13px; font-weight: 700;
  padding: 11px 17px; border: 1px solid var(--line-strong); border-radius: 999px;
  color: var(--w); background: rgba(255, 255, 255, 0.02);
  transition: transform .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
}
.btn:hover { transform: translateY(-2px); border-color: var(--green); color: var(--green); }
.btn--solid { background: var(--w); color: #000; border-color: var(--w); }
.btn--solid:hover { background: var(--green); border-color: var(--green); color: #000; }
.btn--ghost { border-color: var(--line); color: var(--w-80); }
.btn .arw { font-style: normal; transition: transform .2s var(--ease); }
.btn:hover .arw { transform: translateX(3px); }

.scroll-hint { display: flex; align-items: center; gap: 10px; margin-top: 42px; font-family: var(--mono); font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--w-40); }
.chev { width: 8px; height: 8px; border-right: 2px solid var(--w-40); border-bottom: 2px solid var(--w-40); transform: rotate(45deg); animation: bob 1.8s var(--ease) infinite; }
@keyframes bob { 0%, 100% { transform: rotate(45deg) translate(0, 0); } 50% { transform: rotate(45deg) translate(3px, 3px); } }

/* Hero globe: the Earth spins on the right on desktop, sits behind the copy on
   small screens so the headline keeps its contrast. */
#s-hero { overflow: hidden; }
.hero__globe {
  position: absolute;
  right: -1vw;
  top: 50%;
  transform: translateY(-50%);
  width: min(52vw, 780px);
  height: min(52vw, 780px);
  pointer-events: none;
  z-index: 0;
}
#s-hero .wrap { position: relative; z-index: 1; }

/* keep the headline clear of the planet on mid-size laptops */
@media (max-width: 1460px) {
  .hero__globe { width: min(46vw, 660px); height: min(46vw, 660px); }
}

@media (max-width: 1080px) {
  .hero__globe {
    right: 50%;
    top: 45%;
    transform: translate(50%, -50%);
    width: min(104vw, 620px);
    height: min(104vw, 620px);
    opacity: 0.4;
  }
}
@media (max-width: 560px) {
  .hero__globe { width: 118vw; height: 118vw; opacity: 0.34; }
}

/* "made by AI" badge — bottom-right corner of the opening slide */
.ai-badge {
  position: absolute;
  right: 22px;
  bottom: calc(var(--top) + 10px);
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.55);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--w-40);
  user-select: none;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}
.ai-badge:hover { color: var(--w-80); border-color: var(--line-strong); }
.ai-badge__dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(74, 222, 128, .5);
  animation: pulse 2.6s var(--ease) infinite;
}
@media (max-width: 560px) {
  .ai-badge { right: 14px; bottom: calc(var(--top) + 6px); font-size: 10px; padding: 4px 9px; }
}

/* -----------------------------------------------------------------------------
   6. Counters + marquee
   -------------------------------------------------------------------------- */
.counters { display: grid; grid-template-columns: repeat(auto-fit, minmax(228px, 1fr)); gap: 18px; margin: 6px 0 40px; }
.counter {
  padding: 20px 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--bg-card), #06070a);
  transition: border-color .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
}
.counter:hover { border-color: var(--line-strong); transform: translateY(-3px); box-shadow: 0 24px 50px -30px rgba(74, 222, 128, .55); }
.counter__v { font-family: var(--mono); font-weight: 800; font-size: clamp(38px, 4.6vw, 62px); line-height: 1; display: flex; align-items: baseline; gap: 4px; }
.counter__n { font-variant-numeric: tabular-nums; }
.counter__v em { font-style: normal; color: var(--green); font-size: .5em; font-weight: 800; }
.counter__l { font-weight: 600; font-size: 15px; color: var(--w); margin-top: 10px; }
.counter__s { font-family: var(--mono); font-size: 11.5px; color: var(--w-40); margin-top: 6px; }

.marquee__label { font-family: var(--mono); font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--w-40); margin-bottom: 12px; }
.marquee { overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 16px 0; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__track { display: flex; align-items: center; gap: 34px; width: max-content; animation: slide 34s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item { font-family: var(--mono); font-weight: 800; font-size: clamp(20px, 2.6vw, 34px); color: var(--w-40); white-space: nowrap; transition: color .2s var(--ease); }
.marquee__track:hover .marquee__item { color: var(--w-60); }
.marquee__dot { color: var(--green); font-size: 11px; }
@keyframes slide { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* -----------------------------------------------------------------------------
   7. Services rows
   -------------------------------------------------------------------------- */
.rows { display: grid; gap: 12px; }
.row {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(10, 12, 16, .9), rgba(0, 0, 0, .9));
  overflow: hidden;
  position: relative;
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}
.row::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px;
  background: var(--green); transform: scaleY(0); transform-origin: top; transition: transform .3s var(--ease);
}
.row:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.row:hover::before { transform: scaleY(1); }
.row__head, .tl__head {
  display: grid; align-items: center; width: 100%; text-align: left;
  grid-template-columns: 54px 1fr 34px;
  gap: 14px; padding: 17px 18px;
}
.row__n { font-family: var(--mono); font-weight: 800; font-size: 15px; color: var(--w-40); }
.row__main { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.row__title { font-family: var(--mono); font-weight: 800; font-size: clamp(17px, 1.8vw, 23px); color: var(--w); }
.row__one { font-size: 15px; color: var(--w-60); font-weight: 600; }
.row__plus { position: relative; width: 30px; height: 30px; border: 1px solid var(--line-strong); border-radius: 50%; justify-self: end; transition: border-color .25s var(--ease), transform .3s var(--ease), background .25s var(--ease); }
.row__plus::before, .row__plus::after {
  content: ''; position: absolute; left: 50%; top: 50%; background: var(--w-80); transform: translate(-50%, -50%);
  transition: transform .3s var(--ease), background .25s var(--ease);
}
.row__plus::before { width: 12px; height: 2px; }
.row__plus::after { width: 2px; height: 12px; }
.row:hover .row__plus { border-color: var(--green); }
.is-open .row__plus { transform: rotate(90deg); border-color: var(--green); background: var(--green-soft); }
.is-open .row__plus::after { transform: translate(-50%, -50%) scaleY(0); }
.is-open .row__plus::before { background: var(--green); }

.row__body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .4s var(--ease); }
.is-open .row__body { grid-template-rows: 1fr; }
.row__inner { overflow: hidden; min-height: 0; opacity: 0; transition: opacity .3s var(--ease) .05s; }
.is-open .row__inner { opacity: 1; }
.row__inner { padding: 0 20px 22px 90px; }
.row__label { font-family: var(--mono); font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--w-40); margin-bottom: 8px; }
.row__proof { font-family: var(--mono); font-size: 13.5px; color: var(--green); font-weight: 700; margin-bottom: 14px; }
.bl { display: grid; gap: 7px; margin-bottom: 16px; }
.bl li { position: relative; padding-left: 20px; color: var(--w-80); font-size: 15px; font-weight: 600; }
.bl li::before { content: '▸'; position: absolute; left: 0; color: var(--green); font-family: var(--mono); font-size: 12px; }

.chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chip {
  font-family: var(--mono); font-size: 11.5px; font-weight: 700;
  padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px; color: var(--w-60);
  background: rgba(255, 255, 255, 0.02);
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease), opacity .2s var(--ease), transform .2s var(--ease);
}
.chip--btn { cursor: pointer; }
.chip--btn:hover { color: var(--w); border-color: var(--line-strong); transform: translateY(-1px); }
.chip--btn.is-on { background: var(--green); border-color: var(--green); color: #000; }
.chip.is-dim, .chip--dim { opacity: .28; }
.chip--dim:hover { opacity: .6; }
.sgroup.is-faded { opacity: .35; }

/* -----------------------------------------------------------------------------
   8. Timeline
   -------------------------------------------------------------------------- */
.timeline { display: grid; gap: 10px; }
.tl { display: grid; grid-template-columns: 26px 1fr; gap: 8px; }
.tl__rail { position: relative; }
.tl__rail::before { content: ''; position: absolute; left: 50%; top: 0; bottom: -10px; width: 1px; background: var(--line); transform: translateX(-50%); }
.tl:last-child .tl__rail::before { bottom: 50%; }
.tl__dot { position: absolute; left: 50%; top: 30px; width: 9px; height: 9px; border-radius: 50%; background: var(--w-24); transform: translateX(-50%); transition: background .25s var(--ease), box-shadow .25s var(--ease); }
.tl:hover .tl__dot, .tl.is-open .tl__dot { background: var(--green); box-shadow: 0 0 0 4px var(--green-soft); }
.tl__body { border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(180deg, rgba(10, 12, 16, .9), rgba(0, 0, 0, .9)); overflow: hidden; transition: border-color .25s var(--ease), transform .25s var(--ease); }
.tl:hover .tl__body { border-color: var(--line-strong); transform: translateX(3px); }
.tl__head { grid-template-columns: 1fr auto; grid-template-areas: 'co plus' 'meta plus' 'role plus' 'one metric'; align-items: start; gap: 4px 16px; padding: 16px 18px; }
.tl__co { grid-area: co; font-family: var(--mono); font-weight: 800; font-size: clamp(18px, 2vw, 25px); }
.tl__meta { grid-area: meta; font-family: var(--mono); font-size: 11.5px; color: var(--green); letter-spacing: .02em; }
.tl__role { grid-area: role; font-family: var(--mono); font-size: 12.5px; color: var(--w-60); }
.tl__one { grid-area: one; font-size: 15px; color: var(--w-80); font-weight: 600; margin-top: 6px; }
.tl__metric { grid-area: metric; justify-self: end; align-self: end; font-family: var(--mono); font-size: 11.5px; font-weight: 700; color: var(--green); border: 1px solid rgba(74, 222, 128, .32); background: var(--green-soft); padding: 4px 10px; border-radius: 999px; white-space: nowrap; }
.tl__head .row__plus { grid-area: plus; }
.tl .row__inner { padding: 0 20px 20px 20px; }

/* -----------------------------------------------------------------------------
   9. Skills
   -------------------------------------------------------------------------- */
.filter {
  display: flex; align-items: center; gap: 10px;
  border: 1px solid var(--line); border-radius: 999px; padding: 9px 16px;
  background: var(--bg-card); margin-bottom: 22px; max-width: 520px;
  transition: border-color .2s var(--ease);
}
.filter:focus-within { border-color: var(--green); }
.filter__p { color: var(--green); font-family: var(--mono); font-weight: 800; }
.filter input { flex: 1; min-width: 0; background: none; border: 0; outline: none; color: var(--w); font-family: var(--mono); font-size: 14px; }
.filter__count { font-family: var(--mono); font-size: 11.5px; color: var(--w-40); }

.skill-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 14px; }
.sgroup { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px 18px; background: var(--bg-card); transition: border-color .25s var(--ease), opacity .25s var(--ease); }
.sgroup:hover { border-color: var(--line-strong); }
.sgroup--wide { grid-column: 1 / -1; }
.sgroup__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.sgroup__name { font-family: var(--mono); font-weight: 800; font-size: 13px; letter-spacing: .04em; color: var(--w); }
.sgroup__count { font-family: var(--mono); font-size: 11px; color: var(--w-40); }
.skill-note {
  margin-top: 16px; padding: 13px 16px; border-left: 2px solid var(--green);
  background: var(--green-soft); border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 14.5px; color: var(--w-80); animation: fadeUp .3s var(--ease) both;
}
.skill-note__n { font-family: var(--mono); font-weight: 800; color: var(--w); margin-right: 8px; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* -----------------------------------------------------------------------------
   10. Work
   -------------------------------------------------------------------------- */
.work-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 16px; margin-bottom: 16px; }
.wcard { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--bg-card); transition: border-color .25s var(--ease), transform .25s var(--ease); }
.wcard:hover { border-color: var(--line-strong); transform: translateY(-4px); }
.wcard__shot { aspect-ratio: 16 / 9; overflow: hidden; border-bottom: 1px solid var(--line); background: #05060a; }
.wcard__shot img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.wcard:hover .wcard__shot img { transform: scale(1.04); }
.wcard__shot--code { display: flex; align-items: center; gap: 10px; padding: 0 20px; font-family: var(--mono); font-size: 12px; color: var(--w-40); }
.wcard__prompt { color: var(--green); font-weight: 800; }
.wcard__title { font-size: 22px; margin: 18px 20px 8px; }
.wcard__desc { font-size: 15px; color: var(--w-80); padding: 0 20px; font-weight: 600; }
.wcard__meta { font-family: var(--mono); font-size: 11.5px; color: var(--w-40); padding: 12px 20px 0; }
.wcard__links { display: flex; gap: 14px; padding: 14px 20px 20px; }
.link { font-family: var(--mono); font-size: 12.5px; font-weight: 700; color: var(--green); border-bottom: 1px solid rgba(74, 222, 128, .4); padding-bottom: 1px; }
.link:hover { border-bottom-color: var(--green); }
.link--sm { font-size: 11.5px; }

/* -----------------------------------------------------------------------------
   11. Contact
   -------------------------------------------------------------------------- */
.contact-grid { display: grid; gap: 2px; margin-bottom: 30px; border-top: 1px solid var(--line); }
.cl { display: grid; grid-template-columns: 150px 1fr; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.cl__k { font-family: var(--mono); font-size: 12.5px; color: var(--w-40); }
.cl__v { font-family: var(--mono); font-size: 15px; font-weight: 700; }
.cl__v--btn { text-align: left; transition: color .2s var(--ease); }
.cl__v--btn:hover { color: var(--green); }
.cl__hint { font-family: var(--mono); font-size: 11px; font-weight: 500; color: var(--w-24); margin-left: 8px; }
.cl__v--btn:hover .cl__hint { color: var(--green); }

.brief { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field--wide { grid-column: 1 / -1; }
.field label { font-family: var(--mono); font-size: 11.5px; color: var(--w-40); }
.field label::before { content: '# '; color: var(--green); }
.field input, .field select, .field textarea {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: 8px;
  padding: 11px 13px; color: var(--w); font-family: var(--mono); font-size: 13.5px; outline: none;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--green); box-shadow: 0 0 0 3px var(--green-soft); }
.field textarea { resize: vertical; min-height: 96px; }
.form__actions { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.form__hint { font-family: var(--mono); font-size: 11.5px; color: var(--w-40); }
.foot { margin-top: 34px; font-family: var(--mono); font-size: 11.5px; color: var(--w-40); max-width: 80ch; }

/* -----------------------------------------------------------------------------
   12. Toasts
   -------------------------------------------------------------------------- */
.toasts { position: fixed; right: 16px; bottom: 18px; z-index: 130; display: grid; gap: 8px; justify-items: end; }
.toast {
  display: flex; align-items: center; gap: 9px;
  padding: 10px 14px; min-width: 200px;
  background: #0a0c10; border: 1px solid var(--line-strong); border-left: 2px solid var(--green);
  border-radius: 8px; font-family: var(--mono); font-size: 12.5px; color: var(--w-80);
  animation: toastIn .25s var(--ease) both;
}
.toast--err { border-left-color: var(--red); }
.toast__p { color: var(--green); font-weight: 800; }
.toast.is-out { animation: toastOut .3s var(--ease) both; }
@keyframes toastIn { from { opacity: 0; transform: translateX(14px); } to { opacity: 1; transform: none; } }
@keyframes toastOut { to { opacity: 0; transform: translateX(14px); } }

/* -----------------------------------------------------------------------------
   13. Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .rail { display: none; }
}

@media (max-width: 860px) {
  :root { --top: 52px; }
  /* no snapping on phones: sections here are 2-3 screens tall */
  html { scroll-snap-type: none; }
  body { font-size: 16px; }
  .slide { padding-left: 18px; padding-right: 18px; }
  .brand__sub { display: none; }
  .avail span:not(.dot) { display: none; }
  .row__head { grid-template-columns: 38px 1fr 30px; gap: 12px; padding: 16px; }
  .row__inner { padding: 0 16px 18px 66px; }
  .tl { grid-template-columns: 18px 1fr; }
  .tl__head { grid-template-columns: 1fr auto; padding: 15px 16px; }
  .tl .row__inner { padding: 0 16px 16px; }
  .cl { grid-template-columns: 1fr; gap: 3px; }
  .hero__pitch { max-width: none; }
}

@media (max-width: 560px) {
  .topbar { padding: 0 12px; gap: 8px; }
  .lights { display: none; }
  .hero__name { font-size: clamp(44px, 16vw, 74px); }
  .counters { grid-template-columns: 1fr 1fr; gap: 12px; }
  .counter { padding: 14px; }
  .counter__l { font-size: 13px; }
  .work-grid, .skill-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; scroll-snap-type: none; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .js .reveal, .js .reveal-l { opacity: 1; transform: none; }
}

/* -----------------------------------------------------------------------------
   14. Chinese / Japanese typography
   -------------------------------------------------------------------------- */
html[lang='zh-Hans'] body, html[lang='ja'] body { line-height: 1.75; }
html[lang='zh-Hans'] .h2, html[lang='ja'] .h2 { letter-spacing: 0; line-height: 1.2; }
html[lang='zh-Hans'] .hero__name, html[lang='ja'] .hero__name { letter-spacing: -0.01em; }
html[lang='zh-Hans'] .lead, html[lang='ja'] .lead,
html[lang='zh-Hans'] .bl li, html[lang='ja'] .bl li { line-height: 1.9; }
html[lang='zh-Hans'] .btn, html[lang='ja'] .btn,
html[lang='zh-Hans'] .chip, html[lang='ja'] .chip { letter-spacing: 0.02em; }
html[lang='zh-Hans'] .row__one, html[lang='ja'] .row__one,
html[lang='zh-Hans'] .tl__one, html[lang='ja'] .tl__one { line-height: 1.75; }

/* -----------------------------------------------------------------------------
   15. Print — everything open, light, readable
   -------------------------------------------------------------------------- */
@media print {
  html { scroll-snap-type: none; }
  body { background: #fff; color: #111; font-size: 11pt; }
  .boot, .topbar, .rail, .toasts, .hero__globe, .progress, .scroll-hint, .marquee { display: none !important; }
  .slide { min-height: 0; padding: 14px 0; page-break-inside: avoid; }
  .js .reveal, .js .reveal-l { opacity: 1 !important; transform: none !important; }
  h1, h2, h3, h4, .row__title, .tl__co, .counter__v { color: #000 !important; }
  .lead, .row__one, .tl__one, .bl li, .wcard__desc { color: #222 !important; }
  .row__body { grid-template-rows: 1fr !important; }
  .row__inner { opacity: 1 !important; }
  .row, .tl__body, .counter, .sgroup, .wcard { border-color: #ccc !important; background: #fff !important; }
  .cmd__p, .row__proof, .tl__metric, .counter__v em { color: #0a7d3c !important; }
  .hero__name { font-size: 40pt; }
}