/* QuantumCore: dark by default (index.html), light variant via data-theme="light" (light.html) */
:root {
  --bg: #05060c;
  --bg-2: #090b16;
  --panel: #0c0f1e;
  --line: rgba(255, 255, 255, .08);
  --line-2: rgba(255, 255, 255, .16);
  --ink: #eceef7;
  --ink-2: #a4a9c0;
  --ink-3: #6d7392;
  --accent: #6b7bff;
  --accent-ink: #0a0d24;
  --violet: #9b84ff;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --sans: "Geist", "Pretendard Variable", Pretendard, system-ui, sans-serif;
  --mono: "Geist Mono", ui-monospace, monospace;
  --bg-rgb: 5, 6, 12;
  --ink-rgb: 236, 238, 247;
  --accent-rgb: 107, 123, 255;
  --glow: #10153a;
  --words-off: #252a40;
  --form-bg: rgba(9, 11, 22, .78);
  --input-bg: rgba(255, 255, 255, .04);
  --err: #ffa8a8;
  --ok: #a8ecc9;
  --ok-bg: rgba(110, 220, 170, .1);
  --solid-hover: #fff;
  color-scheme: dark;
}

/* light version: light.html sets data-theme="light" */
:root[data-theme="light"] {
  --bg: #f6f6f9;
  --bg-2: #eeeff5;
  --panel: #ffffff;
  --line: rgba(12, 18, 50, .09);
  --line-2: rgba(12, 18, 50, .18);
  --ink: #0b0d1c;
  --ink-2: #4a4f66;
  --ink-3: #7c8199;
  --accent: #3346e6;
  --accent-ink: #ffffff;
  --violet: #6e50dc;
  --bg-rgb: 246, 246, 249;
  --ink-rgb: 11, 13, 28;
  --accent-rgb: 51, 70, 230;
  --glow: #e3e6fb;
  --words-off: #d3d5e0;
  --form-bg: rgba(255, 255, 255, .82);
  --input-bg: #ffffff;
  --err: #c62f3a;
  --ok: #17734b;
  --ok-bg: rgba(30, 160, 100, .1);
  --solid-hover: #1d2140;
  color-scheme: light;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 64px; background: var(--bg); }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; }
ul, ol { list-style: none; }
canvas { display: block; }
::selection { background: var(--accent); color: #fff; }

.wrap { width: 100%; max-width: 1320px; margin: 0 auto; padding: 0 40px; }
@media (max-width: 767px) { .wrap { padding: 0 16px; } }

.mono { font-family: var(--mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.dim { color: var(--ink-3); }
.h2 { font-size: clamp(34px, 4.6vw, 64px); line-height: 1.08; letter-spacing: -0.045em; font-weight: 600; }
.sec { padding: 160px 0; position: relative; }
@media (max-width: 767px) { .sec { padding: 96px 0; } }

/* ---------- wordmark ---------- */
.wordmark { font-size: 20px; font-weight: 400; letter-spacing: -0.04em; }
.wordmark b, .foot-mark b { font-weight: 700; }

/* ---------- buttons (pill) ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 52px; padding: 0 28px; border-radius: 999px; white-space: nowrap;
  font-weight: 600; font-size: 15px;
  transition: transform .3s var(--ease), background .3s var(--ease), border-color .3s, color .3s;
}
.btn:active { transform: scale(.97); }
.btn-sm { height: 38px; padding: 0 18px; font-size: 14px; border: 1px solid var(--line-2); }
.btn-sm:hover { border-color: var(--ink); }
.btn-solid { background: var(--ink); color: var(--accent-ink); }
.btn-solid:hover { background: var(--solid-hover); transform: translateY(-1px); }
.btn-line { border: 1px solid var(--line-2); color: var(--ink); }
.btn-line:hover { border-color: var(--ink); }
.btn-block { width: 100%; }

/* ---------- nav ---------- */
.nav { position: fixed; inset: 0 0 auto; z-index: 30; transition: background .4s, border-color .4s; border-bottom: 1px solid transparent; }
.nav.scrolled { background: rgba(var(--bg-rgb), .72); backdrop-filter: blur(16px) saturate(150%); -webkit-backdrop-filter: blur(16px) saturate(150%); border-color: var(--line); }
.nav-in { height: 64px; display: flex; align-items: center; gap: 40px; }
.nav-links { display: flex; gap: 32px; margin-left: auto; font-size: 14px; color: var(--ink-2); }
.nav-links a { transition: color .2s; }
.nav-links a:hover { color: var(--ink); }
.nav-toggle { display: none; font-size: 22px; }
@media (max-width: 900px) {
  .nav-in { gap: 12px; }
  .nav-links { position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; gap: 0; padding: 8px 16px 20px; background: rgba(var(--bg-rgb), .96); border-bottom: 1px solid var(--line); display: none; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 0; font-size: 16px; }
  .nav .btn-sm { margin-left: auto; }
  .nav-toggle { display: block; }
}

/* ---------- hero ---------- */
.hero { position: relative; min-height: 100dvh; display: flex; align-items: flex-end; overflow: hidden; }
.hero > canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(var(--bg-rgb),0) 45%, rgba(var(--bg-rgb),.85) 88%, var(--bg)), linear-gradient(90deg, rgba(var(--bg-rgb),.75), rgba(var(--bg-rgb),0) 55%); pointer-events: none; }
.hero-in { position: relative; padding-bottom: 72px; padding-top: 120px; }
.hero-kicker { margin-bottom: 28px; color: var(--ink-2); }
.hero h1 { font-size: clamp(40px, 5.7vw, 88px); line-height: 1.04; letter-spacing: -0.05em; font-weight: 600; }
.hero-foot { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-top: 48px; padding-top: 28px; border-top: 1px solid var(--line-2); }
.lead { font-size: 18px; color: var(--ink-2); max-width: 38ch; line-height: 1.55; }
.cta-row { display: flex; gap: 10px; flex-wrap: wrap; }
.hero-in > * { opacity: 0; transform: translateY(20px); animation: rise 1.1s var(--ease) forwards; }
.hero-in > :nth-child(2) { animation-delay: .1s; }
.hero-in > :nth-child(3) { animation-delay: .22s; }
@keyframes rise { to { opacity: 1; transform: none; } }
@media (max-width: 900px) {
  /* phone: the core visual gets its own band above the copy instead of sitting behind it */
  .hero { flex-direction: column; align-items: stretch; justify-content: flex-start; min-height: 0; }
  .hero > canvas { position: relative; inset: auto; height: 27svh; min-height: 170px; max-height: 280px; margin-top: 60px; -webkit-mask-image: linear-gradient(180deg, transparent, #000 18%, #000 88%, transparent); mask-image: linear-gradient(180deg, transparent, #000 18%, #000 88%, transparent); }
  .hero-shade { display: none; }
  .hero-in { padding-top: 0; padding-bottom: 48px; margin-top: -4px; }
  .hero-kicker { margin-bottom: 12px; font-size: 11px; }
  .hero h1 { font-size: clamp(30px, 8.6vw, 44px); line-height: 1.12; }
  .hero-foot { flex-direction: column; align-items: stretch; gap: 18px; margin-top: 20px; padding-top: 18px; }
  .hero .lead { font-size: 15px; }
  .hero .cta-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .hero .cta-row .btn { height: 48px; padding: 0 12px; }
}
}

/* ---------- manifesto ---------- */
.words { font-size: clamp(28px, 3.7vw, 54px); line-height: 1.3; letter-spacing: -0.04em; font-weight: 500; max-width: 24ch; }
/* lights up line by line as the paragraph scrolls through (scroll-driven, no JS) */
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .words span { animation: lit linear both; animation-timeline: view(); animation-range: cover 18% cover 38%; }
    @keyframes lit { from { color: var(--words-off); } to { color: var(--ink); } }
  }
}
.limits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 140px; }
.limit { border-top: 1px solid var(--line-2); padding-top: 24px; }
.limit h3 { font-size: 22px; font-weight: 600; letter-spacing: -0.03em; margin-top: 40px; }
.limit > p:last-child { color: var(--ink-2); margin-top: 12px; max-width: 34ch; }
@media (max-width: 900px) { .limits { grid-template-columns: 1fr; margin-top: 80px; gap: 48px; } .limit h3 { margin-top: 20px; } }

/* ---------- values ---------- */
.vgrid { display: grid; grid-template-columns: 1.4fr 1fr; grid-template-rows: auto auto; gap: 1px; margin-top: 80px; background: var(--line); border: 1px solid var(--line); border-radius: 20px; overflow: hidden; }
.v { background: var(--bg); padding: 40px; display: flex; flex-direction: column; min-height: 320px; }
.v h3 { font-size: 24px; font-weight: 600; letter-spacing: -0.035em; line-height: 1.3; margin-top: 14px; }
.v > p:last-child, .v-copy > p:last-child, .v-wide p:last-child { color: var(--ink-2); margin-top: 12px; max-width: 40ch; }
.v .glyph { margin-bottom: auto; padding-bottom: 40px; }
.v-feature { grid-row: span 2; position: relative; justify-content: flex-end; min-height: 640px; overflow: hidden; background: radial-gradient(ellipse at 50% 35%, var(--glow), var(--bg) 70%); }
.v-feature canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.v-feature .v-copy { position: relative; }
.v-feature h3 { font-size: 32px; }
.v-wide { grid-column: 1 / -1; flex-direction: row; align-items: center; gap: 56px; min-height: 0; }
.glyph { color: var(--accent); display: block; }
.glyph svg { width: 64px; height: 64px; overflow: visible; }
.bars { flex: none; width: 260px; height: 120px; display: flex; align-items: center; gap: 7px; }
.bars i { flex: 1; border-radius: 2px; background: linear-gradient(180deg, var(--violet), var(--accent)); opacity: .9; }
@media (max-width: 900px) {
  .vgrid { grid-template-columns: 1fr; }
  .v-feature { grid-row: auto; min-height: 480px; }
  .v-wide { flex-direction: column; align-items: flex-start; gap: 28px; }
  .bars { width: 100%; height: 80px; }
  .v { padding: 28px 20px; min-height: 0; }
}

/* ---------- architecture ---------- */
.arch-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; margin-top: 80px; }
.step { min-height: 46vh; display: flex; flex-direction: column; justify-content: center; border-top: 1px solid var(--line); opacity: .28; transition: opacity .6s var(--ease); }
.step:last-child { min-height: 60vh; }
.step.on { opacity: 1; }
.step h3 { font-size: clamp(22px, 2.2vw, 30px); font-weight: 500; letter-spacing: -0.035em; line-height: 1.35; margin-top: 16px; max-width: 22ch; }
.step.on .mono { color: var(--accent); }
.arch-stage { position: relative; }
.stage-box { position: sticky; top: 15vh; height: 70vh; border: 1px solid var(--line); border-radius: 20px; background: radial-gradient(circle at 50% 45%, var(--glow), var(--bg-2) 70%); overflow: hidden; }
.stage-box canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.stage-meta { position: absolute; left: 24px; right: 24px; top: 20px; display: flex; justify-content: space-between; }
.stage-meta .mono:first-child { color: var(--ink); }
.stage-rail { position: absolute; left: 24px; right: 24px; bottom: 24px; height: 1px; background: var(--line-2); }
.stage-rail i { position: absolute; left: 0; top: 0; height: 1px; width: 14.28%; background: var(--accent); transition: width .6s var(--ease); }
@media (max-width: 900px) {
  .arch-grid { grid-template-columns: 1fr; gap: 0; }
  .arch-stage { order: -1; position: sticky; top: 64px; z-index: 2; }
  .stage-box { position: relative; top: 0; height: 42vh; background: var(--bg-2); }
  .step { min-height: 52vh; }
}

/* ---------- compare ---------- */
.ctable { margin-top: 80px; border-top: 1px solid var(--line-2); }
.crow { display: grid; grid-template-columns: 1.2fr 1fr 1fr; align-items: center; border-bottom: 1px solid var(--line); }
.crow > * { padding: 22px 0; display: flex; align-items: center; gap: 12px; }
.crow > [role="rowheader"] { font-weight: 500; font-size: 17px; }
.crow .weak { color: var(--ink-3); }
.crow .qc { color: var(--ink); padding-left: 28px; background: linear-gradient(90deg, rgba(var(--accent-rgb), .1), rgba(var(--accent-rgb), 0)); border-left: 1px solid rgba(var(--accent-rgb), .5); }
.chead > * { font-family: var(--mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.chead .qc { color: var(--accent); }
.mk { width: 10px; height: 10px; border-radius: 50%; flex: none; display: inline-block; }
.mk.yes { border: 1.5px solid var(--ink-2); }
.mk.core { background: var(--accent); box-shadow: 0 0 0 4px rgba(var(--accent-rgb), .2); }
.mk.part { border: 1.5px dashed var(--ink-3); }
.mk.no { width: 10px; height: 1.5px; border-radius: 0; background: var(--ink-3); }
.quote { margin-top: 96px; font-size: clamp(26px, 3.2vw, 44px); letter-spacing: -0.04em; line-height: 1.2; font-weight: 500; color: var(--ink-3); }
.quote::first-line { color: var(--ink); }
@media (max-width: 700px) {
  .crow { grid-template-columns: 1fr 1fr; }
  .crow > [role="rowheader"] { grid-column: 1 / -1; padding-bottom: 0; }
  .chead > :first-child { display: none; }
  .crow .qc { padding-left: 16px; }
  .crow > * { padding: 14px 0; font-size: 15px; }
}

/* ---------- products ---------- */
.pgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 80px; }
.prod { position: relative; border: 1px solid var(--line); border-radius: 20px; overflow: hidden; background: var(--bg-2); display: flex; flex-direction: column; transition: border-color .4s; }
.prod:hover { border-color: var(--line-2); }
.prod canvas { width: 100%; height: 340px; }
.prod-copy { padding: 0 40px 40px; }
.prod h3 { font-size: clamp(40px, 4.4vw, 60px); font-weight: 600; letter-spacing: -0.05em; line-height: 1; margin: 14px 0 20px; }
.prod-copy > p:not(.mono) { color: var(--ink-2); max-width: 40ch; }
.spec { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; margin: 32px 0; border-top: 1px solid var(--line); }
.spec li { padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 14px; color: var(--ink-2); }
.arrow-link { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: var(--ink); }
.arrow-link i { color: var(--accent); transition: transform .3s var(--ease); }
.arrow-link:hover i { transform: translate(3px, -3px); }
@media (max-width: 900px) {
  .pgrid { grid-template-columns: 1fr; }
  .prod canvas { height: 260px; }
  .prod-copy { padding: 0 20px 28px; }
}

/* ---------- use cases ---------- */
.urows { margin-top: 80px; border-top: 1px solid var(--line-2); }
.urow { display: grid; grid-template-columns: 64px 1.3fr 1fr 1fr; align-items: center; gap: 24px; padding: 34px 0; border-bottom: 1px solid var(--line); position: relative; transition: padding .5s var(--ease); }
.urow::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(var(--accent-rgb), .08), transparent 70%); opacity: 0; transition: opacity .5s var(--ease); pointer-events: none; }
.urow:hover::before { opacity: 1; }
.urow:hover { padding-left: 16px; }
.urow i { font-size: 30px; color: var(--ink-3); transition: color .4s; }
.urow:hover i { color: var(--accent); }
.urow h3 { font-size: clamp(24px, 2.6vw, 36px); font-weight: 500; letter-spacing: -0.04em; }
.urow p { color: var(--ink-2); }
.urow .mono { text-align: right; }
@media (max-width: 900px) {
  .urow { grid-template-columns: 40px 1fr; gap: 6px 16px; padding: 24px 0; }
  .urow i { grid-row: span 3; align-self: start; font-size: 26px; }
  .urow .mono { text-align: left; }
  .urow:hover { padding-left: 0; }
}

/* ---------- check ---------- */
.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.check-head { position: sticky; top: 120px; }
.score { margin-top: 56px; }
.score-dots { display: flex; gap: 8px; }
.score-dots i { width: 44px; height: 6px; border-radius: 3px; background: var(--line-2); transition: background .4s var(--ease); }
.score-dots i.ok { background: var(--accent); }
.score-dots i.bad { background: var(--ink-3); }
#score-msg { margin-top: 18px; font-size: 18px; color: var(--ink-2); max-width: 30ch; }
.qs { border-top: 1px solid var(--line-2); counter-reset: q; }
.q { padding: 32px 0; border-bottom: 1px solid var(--line); counter-increment: q; }
.q h3 { font-size: 21px; font-weight: 500; letter-spacing: -0.03em; line-height: 1.4; display: flex; gap: 16px; }
.q h3::before { content: counter(q); font-family: var(--mono); font-size: 13px; color: var(--accent); padding-top: 5px; }
.opts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; padding-left: 28px; }
.opts button { padding: 10px 18px; border-radius: 999px; border: 1px solid var(--line-2); font-size: 14px; color: var(--ink-2); transition: all .25s var(--ease); }
.opts button:hover { border-color: var(--ink-2); color: var(--ink); }
.opts button:active { transform: scale(.97); }
.opts button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--accent-ink); }
@media (max-width: 900px) {
  .check-grid { grid-template-columns: 1fr; gap: 48px; }
  .check-head { position: static; }
  .opts { padding-left: 0; }
}

/* ---------- roadmap ---------- */
.track { display: grid; grid-template-columns: repeat(6, 1fr); margin-top: 80px; position: relative; }
.track::before { content: ""; position: absolute; left: 0; right: 0; top: 5px; height: 1px; background: linear-gradient(90deg, var(--accent) 50%, var(--line-2) 50%); }
.track li { position: relative; padding-right: 20px; }
.track li > i { display: block; width: 11px; height: 11px; border-radius: 50%; position: relative; }
.track .done > i { background: var(--accent); }
.track .prog > i { border: 1.5px solid var(--violet); background: var(--bg); }
.track .prog > i::after { content: ""; position: absolute; inset: -6px; border-radius: 50%; border: 1px solid var(--violet); opacity: 0; animation: ping 2.4s var(--ease) infinite; }
@keyframes ping { 0% { transform: scale(.6); opacity: .8; } 100% { transform: scale(1.6); opacity: 0; } }
.track .mono { margin-top: 28px; }
.track .prog .mono { color: var(--violet); }
.track h3 { font-size: 26px; font-weight: 600; letter-spacing: -0.04em; margin-top: 10px; }
.track li > p:last-child { color: var(--ink-2); font-size: 14px; margin-top: 4px; }
@media (max-width: 900px) {
  .track { grid-template-columns: 1fr; gap: 32px; padding-left: 28px; }
  .track::before { left: 5px; right: auto; top: 0; bottom: 0; width: 1px; height: auto; background: linear-gradient(180deg, var(--accent) 50%, var(--line-2) 50%); }
  .track li > i { position: absolute; left: -28px; top: 4px; }
  .track .mono { margin-top: 0; }
}

/* ---------- closing ---------- */
.closing { position: relative; padding: 180px 0 140px; overflow: hidden; border-top: 1px solid var(--line); }
.closing > canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.closing-grid { position: relative; display: grid; grid-template-columns: 1.15fr 1fr; gap: 80px; align-items: end; }
.closing-title { font-size: clamp(44px, 6.4vw, 104px); line-height: .98; letter-spacing: -0.055em; font-weight: 600; }
.closing .lead { margin-top: 28px; }
.form { display: grid; gap: 20px; padding: 32px; border-radius: 20px; background: var(--form-bg); border: 1px solid var(--line-2); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.fld { display: flex; flex-direction: column; gap: 8px; border: 0; min-width: 0; }
.fld label, .fld legend { font-size: 13px; color: var(--ink-2); font-weight: 500; }
.fld legend { margin-bottom: 8px; }
.fld input:not([type="radio"]) {
  height: 48px; padding: 0 16px; border-radius: 12px; font: inherit; font-size: 15px;
  background: var(--input-bg); color: var(--ink); border: 1px solid var(--line-2);
  transition: border-color .2s, box-shadow .2s;
}
.fld input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .3); }
.fld input[aria-invalid="true"] { border-color: var(--err); }
.err { font-size: 13px; color: var(--err); }
.err:empty { display: none; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pills label { cursor: pointer; }
.pills input { position: absolute; opacity: 0; pointer-events: none; }
.pills span { display: inline-block; padding: 9px 16px; border-radius: 999px; border: 1px solid var(--line-2); font-size: 14px; color: var(--ink-2); transition: all .25s var(--ease); }
.pills input:checked + span { background: rgba(var(--accent-rgb), .16); border-color: var(--accent); color: var(--ink); }
.pills input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.form-ok { padding: 12px 16px; border-radius: 12px; background: var(--ok-bg); color: var(--ok); font-size: 15px; }
@media (max-width: 900px) {
  .closing { padding: 120px 0 80px; }
  .closing-grid { grid-template-columns: 1fr; gap: 48px; }
  .form { padding: 20px; }
  .field-row { grid-template-columns: 1fr; }
}

/* ---------- footer ---------- */
.foot { padding: 80px 0 32px; border-top: 1px solid var(--line); overflow: hidden; }
.foot-mark { font-size: clamp(64px, 15.5vw, 236px); line-height: .8; letter-spacing: -0.065em; font-weight: 300; white-space: nowrap; background: linear-gradient(180deg, var(--ink) 30%, rgba(var(--ink-rgb), .08)); -webkit-background-clip: text; background-clip: text; color: transparent; padding-bottom: .08em; }
.foot-row { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); color: var(--ink-2); font-size: 14px; }

/* ---------- reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal, .hero-in > * { opacity: 1; transform: none; animation: none; transition: none; }
  .js .words span { color: var(--ink); }
  .step { opacity: 1; }
  .track .prog > i::after { animation: none; }
}

.swap { color: var(--ink-2); border-bottom: 1px solid var(--line-2); letter-spacing: .04em; }
.swap:hover { color: var(--ink); }