/* ==========================================================
   Hyeokjin Cho portfolio v4
   Dark, calm surfaces. Purple accent (#5a31f4; lighter #8b70ff for text on dark) only for key highlights.
   ========================================================== */

:root {
  --bg: #0c0d10;
  --bg-2: #111317;
  --surface: #15181d;
  --surface-2: #1b1f25;
  --surface-3: #232830;
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.14);
  --text: #eef0f2;
  --text-2: #b3b8bf;
  --text-3: #868d96;
  --accent: #5a31f4;
  --accent-text: #8b70ff;
  --accent-soft: rgba(90, 49, 244, 0.18);
  --accent-ink: #ffffff;
  --accent-hover: #6b45ff;
  --danger: #ff7a7a;
  --radius: 18px;
  --radius-sm: 12px;
  --wrap: 1160px;
  --topbar: 64px;
  --font: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo",
    "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif;
  color-scheme: dark;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--topbar) + 24px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: -0.01em;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3, h4, p, ul, ol, dl, dd, figure {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

button {
  font: inherit;
  color: inherit;
}

svg {
  width: 1em;
  height: 1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: none;
}

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

[hidden] {
  display: none !important;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

.skip {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 100;
  padding: 8px 14px;
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: 8px;
  font-weight: 600;
}

.skip:focus {
  top: 12px;
}

/* ---------- page transitions (View Transitions API; ignored where unsupported) ---------- */

@view-transition {
  navigation: auto;
}

::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 0.28s;
}

/* ---------- top bar ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(12, 13, 16, 0.8);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--line);
  view-transition-name: topbar;
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--topbar);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 17px;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 15px;
}

.nav a {
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--text-2);
  transition: color 0.2s, background 0.2s;
}

.nav a:hover {
  color: var(--text);
  background: var(--surface);
}

.nav .nav__cta {
  margin-left: 6px;
  color: var(--accent-ink);
  background: var(--accent);
  font-weight: 600;
}

.nav .nav__cta:hover {
  color: var(--accent-ink);
  background: var(--accent-hover);
}

/* reading progress (detail pages) */
.progress {
  display: none;
}

.js .progress {
  display: block;
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
}

.progress span {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--accent);
  transform-origin: 0 50%;
  transform: scaleX(var(--progress, 0));
}

/* ---------- common ---------- */

.kicker {
  color: var(--text-3);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.meta {
  color: var(--text-3);
  font-size: 14px;
}

.caption {
  margin-top: 10px;
  color: var(--text-3);
  font-size: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 22px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  transition: background 0.2s, border-color 0.2s;
}

.btn:hover {
  background: var(--surface);
  border-color: rgba(255, 255, 255, 0.24);
}

.btn--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.btn--primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn--small {
  height: 40px;
  padding: 0 16px;
  font-size: 14px;
}

.btn--block {
  width: 100%;
  margin-top: 20px;
}

.section {
  padding: 120px 0 0;
}

.section--tight {
  padding-top: 88px;
}

.section__head {
  max-width: 760px;
  margin-bottom: 40px;
}

.section__head h2,
.contact h2 {
  margin-top: 10px;
  font-size: clamp(28px, 3.4vw, 38px);
  line-height: 1.3;
  letter-spacing: -0.03em;
  font-weight: 700;
}

.section__desc {
  margin-top: 12px;
  color: var(--text-2);
  font-size: 17px;
}

.dots li {
  position: relative;
  padding-left: 16px;
  color: var(--text-2);
}

.dots li + li {
  margin-top: 6px;
}

.dots li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--text-3);
}

.more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-2);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s, gap 0.2s;
}

a:hover .more,
a:focus-visible .more {
  color: var(--text);
  gap: 10px;
}

/* card media that swaps to a second screen on hover */
.swap {
  position: relative;
  overflow: hidden;
  background: var(--surface-2);
}

.swap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: opacity 0.45s ease, transform 0.6s ease;
}

.swap .swap__alt {
  position: absolute;
  inset: 0;
  opacity: 0;
}

a:hover .swap .swap__alt,
a:focus-visible .swap .swap__alt {
  opacity: 1;
}

a:hover .swap img,
a:focus-visible .swap img {
  transform: scale(1.02);
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding: 88px 0 32px;
  overflow: hidden;
  isolation: isolate;
}

.hero > .wrap {
  position: relative;
}

/* Faint, slanted ASCII lettering ("START A NEW PROJECT") behind the lower part of the hero */
.hero__ascii {
  position: absolute;
  z-index: -1;
  left: 0;
  right: 0;
  bottom: 0;
  height: 340px;
  overflow: hidden;
  pointer-events: none;
  user-select: none;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 45%, #000 80%, transparent 100%);
  mask-image: linear-gradient(to bottom, transparent 0%, #000 45%, #000 80%, transparent 100%);
}

.hero__ascii pre {
  margin: 0;
  padding-left: 2vw;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  line-height: 1.15;
  color: rgba(255, 255, 255, 0.09);
  white-space: pre;
  transform: skewX(-18deg);
  transform-origin: left top;
  /* Each line is the phrase repeated 3x at 226 columns, so shifting by 226ch loops seamlessly */
  animation: ascii-drift 90s linear infinite;
}

@keyframes ascii-drift {
  from {
    transform: skewX(-18deg) translateX(0);
  }
  to {
    transform: skewX(-18deg) translateX(-226ch);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__ascii pre {
    animation: none;
  }
}


.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  color: var(--text-2);
  font-size: 14px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.hero__title {
  max-width: 900px;
  margin-top: 28px;
  font-size: clamp(34px, 5.6vw, 64px);
  line-height: 1.2;
  letter-spacing: -0.04em;
  font-weight: 700;
}

/* "정책과 구조": blue → violet gradient text (solid accent fallback) */
.hl {
  color: var(--accent-text);
  background: linear-gradient(100deg, #3c89f7 0%, #7b86ee 55%, #a685ef 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__lines {
  display: grid;
  gap: 14px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  color: var(--text);
  font-size: clamp(16px, 1.6vw, 19px);
  letter-spacing: -0.02em;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 80px;
  border-top: 1px solid var(--line);
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 28px 24px 4px 0;
  transition: background 0.2s;
}

.stat + .stat {
  padding-left: 24px;
  border-left: 1px solid var(--line);
}

.stat__value {
  font-size: clamp(24px, 2.8vw, 34px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.stat__value span {
  color: var(--accent-text);
}

.stat__label {
  color: var(--text-3);
  font-size: 14px;
}

.stat:hover .stat__label {
  color: var(--text-2);
}

/* ---------- featured projects ---------- */

.features {
  display: grid;
  gap: 24px;
}

.feature {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 24px;
  transition: border-color 0.25s;
}

.feature:hover {
  border-color: var(--line-2);
}

.feature--flip .feature__media {
  order: 2;
}

.feature {
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
}

.feature__media {
  min-height: 380px;
}

.feature__media img {
  position: absolute;
  inset: 0;
}

.feature__body {
  display: flex;
  flex-direction: column;
  padding: 36px 36px 32px;
}

.feature__num {
  margin-right: 10px;
  color: var(--accent-text);
  font-weight: 700;
}

.feature h3 {
  margin-top: 10px;
  font-size: clamp(26px, 2.6vw, 32px);
  line-height: 1.25;
  letter-spacing: -0.03em;
}

.feature__sub {
  margin-top: 6px;
  color: var(--text);
  font-size: 16px;
  font-weight: 500;
}

.feature__summary {
  margin-top: 14px;
  color: var(--text-2);
  font-size: 15px;
}

.feature__points {
  display: grid;
  gap: 8px;
  margin: 20px 0 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 15px;
}

.feature__points li {
  display: flex;
  gap: 10px;
}

.feature__points svg {
  margin-top: 5px;
  color: var(--accent-text);
  stroke-width: 2.6;
}

.feature .more {
  margin-top: auto;
}

/* 곰집사: the floating button sits in the bottom-right corner of the cover */
.feature__media--br img {
  object-position: right bottom;
}

/* ---------- experience ---------- */

.timeline {
  border-top: 1px solid var(--line);
}

.job {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid var(--line);
}

.job__period {
  color: var(--text-2);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}

.job__logo {
  width: 112px;
  margin-top: 16px;
  border-radius: 10px;
  opacity: 0.9;
}

.job__logo--svg {
  width: 120px;
  border-radius: 0;
}

.job h3 {
  font-size: 22px;
  letter-spacing: -0.02em;
}

.job__role {
  margin-top: 2px;
  color: var(--text-2);
  font-size: 15px;
  font-weight: 500;
}

.job__summary {
  margin-top: 14px;
  color: var(--text-2);
}

.job__list {
  margin-top: 16px;
}

.job__list li {
  position: relative;
  padding-left: 20px;
}

.job__list li + li {
  margin-top: 8px;
}

.job__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 10px;
  height: 2px;
  background: var(--text-3);
}

.job__projects {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.job__projects a {
  padding: 4px 12px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  color: var(--text-2);
  font-size: 13px;
  transition: color 0.2s, border-color 0.2s;
}

.job__projects a:hover {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.32);
}

/* ---------- small project cards ---------- */

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.25s;
}

.card:hover {
  border-color: var(--line-2);
}

.card__media {
  aspect-ratio: 16 / 10;
}

.card__body {
  padding: 16px 18px 20px;
}

.card .meta {
  font-size: 13px;
}

.card h3 {
  margin-top: 4px;
  font-size: 17px;
  line-height: 1.4;
  letter-spacing: -0.02em;
}

.card__summary {
  display: -webkit-box;
  margin-top: 6px;
  overflow: hidden;
  color: var(--text-2);
  font-size: 14px;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

/* ---------- side projects (kept small) ---------- */

.sides {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.side {
  display: flex;
  gap: 14px;
  padding: 16px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.side__visual {
  flex: none;
  width: 72px;
  height: 72px;
  overflow: hidden;
  border-radius: 14px;
  background: var(--surface-2);
}

.side__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left top;
}

.side__body {
  min-width: 0;
}

.side__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 10px;
  color: var(--text-3);
  font-size: 12px;
}

.side h3 {
  margin-top: 2px;
  font-size: 16px;
  letter-spacing: -0.02em;
}

.side__desc {
  margin-top: 4px;
  color: var(--text-2);
  font-size: 13.5px;
  line-height: 1.6;
}

.side__links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  margin-top: 8px;
  font-size: 13px;
}

.side__links a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--text-2);
  text-decoration: underline;
  text-decoration-color: var(--line-2);
  text-underline-offset: 3px;
}

.side__links a:hover {
  color: var(--text);
}

/* ---------- tools ---------- */

.tools {
  border-top: 1px solid var(--line);
}

.tools__row,
.scope__row {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  align-items: center;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.tools__group {
  color: var(--text-2);
  font-size: 15px;
}

.tools__items {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tools__items span {
  padding: 6px 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 14px;
}

/* ---------- contact ---------- */

.contact {
  position: relative;
  padding: 64px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0) 55%), var(--surface);
  border: 1px solid var(--line-2);
  border-radius: 28px;
}

.contact__list {
  display: grid;
  gap: 12px;
  max-width: 520px;
  margin-top: 32px;
}

.contact__item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 14px 14px 18px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 17px;
  font-weight: 500;
}

.contact__item a {
  flex: 1;
}

.contact__item a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.contact__icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--surface-2);
  color: var(--text-2);
  font-size: 18px;
}

.copy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: transparent;
  color: var(--text-2);
  font-size: 13px;
  cursor: pointer;
}

.copy:hover {
  color: var(--text);
}

.copy.is-done {
  color: var(--accent-text);
  border-color: var(--accent);
}

/* ---------- footer ---------- */

.footer {
  margin-top: 120px;
  border-top: 1px solid var(--line);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  padding-top: 28px;
  padding-bottom: 40px;
  color: var(--text-3);
  font-size: 14px;
}

.footer a:hover {
  color: var(--text);
}

/* ==========================================================
   Project pages
   ========================================================== */

.project__head {
  padding-top: 48px;
  padding-bottom: 40px;
}

.backlink {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 40px;
  color: var(--text-2);
  font-size: 15px;
}

.backlink:hover {
  color: var(--text);
}

.project__head h1 {
  margin-top: 12px;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.2;
  letter-spacing: -0.04em;
}

.project__subtitle {
  margin-top: 8px;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 500;
  letter-spacing: -0.02em;
}

.project__lead {
  max-width: 780px;
  margin-top: 18px;
  color: var(--text-2);
  font-size: 18px;
}

.factrow {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0;
  margin-top: 36px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.factrow > div {
  padding: 16px 20px 16px 0;
}

.factrow dt {
  color: var(--text-3);
  font-size: 13px;
}

.factrow dd {
  margin-top: 2px;
  font-size: 15px;
  font-weight: 500;
}

.headmetrics {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 20px;
}

.headmetrics div {
  display: flex;
  flex-direction: column;
  min-width: 150px;
  padding: 14px 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.headmetrics strong {
  color: var(--accent-text);
  font-size: 22px;
  letter-spacing: -0.02em;
}

.headmetrics span {
  color: var(--text-2);
  font-size: 13px;
}

.cover {
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 24px;
}

.cover img {
  width: 100%;
  cursor: zoom-in;
}

/* detail layout: sticky table of contents + body */

.detail {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 64px;
  align-items: start;
  margin-top: 72px;
}

.toc {
  position: sticky;
  top: calc(var(--topbar) + 32px);
}

.toc__title {
  margin-bottom: 12px;
  color: var(--text-3);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.toc ol {
  border-left: 1px solid var(--line);
}

.toc a {
  display: flex;
  gap: 10px;
  margin-left: -1px;
  padding: 6px 0 6px 14px;
  border-left: 2px solid transparent;
  color: var(--text-3);
  font-size: 14px;
  line-height: 1.5;
  transition: color 0.2s, border-color 0.2s;
}

.toc a span {
  font-variant-numeric: tabular-nums;
}

.toc a:hover {
  color: var(--text);
}

.toc a.is-active {
  color: var(--text);
  border-left-color: var(--accent);
}

.dsec + .dsec {
  margin-top: 96px;
}

.dsec > * + * {
  margin-top: 28px;
}

.dsec__title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-size: clamp(24px, 2.6vw, 30px);
  line-height: 1.3;
  letter-spacing: -0.03em;
}

.dsec__title span {
  color: var(--accent-text);
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.prose p {
  max-width: 760px;
  color: var(--text-2);
  font-size: 17px;
  line-height: 1.85;
}

.prose p + p {
  margin-top: 14px;
}

.points {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.points--3 {
  grid-template-columns: repeat(3, 1fr);
}

.point {
  padding: 22px 22px 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.point h4 {
  font-size: 17px;
  letter-spacing: -0.02em;
}

.point p {
  margin-top: 8px;
  color: var(--text-2);
  font-size: 15px;
}

/* galleries */

.gallery {
  display: grid;
  gap: 16px;
}

.gallery--two {
  grid-template-columns: repeat(2, 1fr);
}

.gallery--three {
  grid-template-columns: repeat(3, 1fr);
}

.fig__frame {
  overflow: hidden;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.gallery--doc .fig__frame {
  background: #fff;
}

.gallery--two .fig__frame,
.gallery--three .fig__frame {
  aspect-ratio: 16 / 10;
}

.gallery--doc.gallery--two .fig__frame,
.gallery--doc.gallery--three .fig__frame {
  aspect-ratio: 4 / 3.4;
}

.fig__frame img {
  width: 100%;
  cursor: zoom-in;
}

.gallery--two .fig__frame img,
.gallery--three .fig__frame img {
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.gallery:not(.gallery--doc) .fig__frame img {
  object-fit: contain;
  object-position: center;
  background: #0a0b0d;
}

/* Screen galleries: let each frame take the image's own shape, so wide screenshots
   don't sit at the top of a taller box with an empty band below */
.gallery--two:not(.gallery--doc) .fig__frame,
.gallery--three:not(.gallery--doc) .fig__frame {
  aspect-ratio: auto;
}

.gallery--two:not(.gallery--doc) .fig__frame img,
.gallery--three:not(.gallery--doc) .fig__frame img {
  height: auto;
}

.gallery--two:not(.gallery--doc),
.gallery--three:not(.gallery--doc) {
  align-items: start;
}

.fig figcaption {
  margin-top: 10px;
  color: var(--text-3);
  font-size: 14px;
}

/* before / after slider */

.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.compare__item {
  position: relative;
  overflow: hidden;
  background: #000;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.compare__item img {
  width: 100%;
}

.compare__item figcaption {
  position: absolute;
  top: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.72);
  font-size: 13px;
  font-weight: 600;
}

.compare__item--before {
  order: -1;
}

.compare__item--before figcaption {
  left: 12px;
}

.compare__item--after figcaption {
  right: 12px;
  left: auto;
  color: var(--accent-text);
}

.compare__handle {
  display: none;
}

.compare.is-live {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #000;
  touch-action: pan-y;
}

.compare.is-live .compare__item {
  position: absolute;
  inset: 0;
  border: 0;
  border-radius: 0;
}

.compare.is-live .compare__item img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.compare.is-live .compare__item--before {
  clip-path: inset(0 calc(100% - var(--pos)) 0 0);
}

.compare.is-live .compare__handle {
  display: block;
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--pos);
  width: 2px;
  margin-left: -1px;
  background: var(--accent);
  pointer-events: none;
}

.compare.is-live .compare__handle::after {
  content: "‹ ›";
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 2px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.5);
}

.compare__range {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: ew-resize;
}

.compare.is-live:has(.compare__range:focus-visible) {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* flow steps (revealed one by one on scroll) */

.flow__caption {
  margin-bottom: 14px;
  color: var(--text-3);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.flow {
  display: grid;
  grid-template-columns: repeat(var(--cols, 4), minmax(0, 1fr));
  gap: 12px;
  counter-reset: flow;
}

.flow--3 {
  --cols: 3;
}

/* long flows read as a vertical timeline */
.flow--5 {
  --cols: 1;
  gap: 8px;
}

.flow--5 .flow__step {
  display: grid;
  grid-template-columns: 30px minmax(0, 210px) minmax(0, 1fr);
  column-gap: 18px;
  align-items: start;
  padding: 16px 20px;
}

.flow--5 .flow__num {
  grid-row: 1 / span 2;
}

.flow--5 .flow__tag {
  grid-column: 2;
  margin-top: 0;
}

.flow--5 h4 {
  grid-column: 2;
  margin-top: 0;
}

.flow--5 .flow__step p:last-child {
  grid-column: 3;
  grid-row: 1 / span 2;
  margin-top: 0;
}

.flow--5 .flow__step:not(:last-child)::after {
  top: auto;
  bottom: -9px;
  left: 34px;
  right: auto;
  width: 2px;
  height: 10px;
}

.flow__step {
  position: relative;
  padding: 20px 18px 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.flow__step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 34px;
  right: -12px;
  width: 12px;
  height: 2px;
  background: var(--accent);
  opacity: 0.6;
}

.flow__num {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--accent-soft);
  color: var(--accent-text);
  font-size: 13px;
  font-weight: 700;
}

.flow__tag {
  margin-top: 12px;
  color: var(--accent-text);
  font-size: 13px;
  font-weight: 600;
}

.flow__step h4 {
  margin-top: 10px;
  font-size: 16px;
  line-height: 1.4;
  letter-spacing: -0.02em;
}

.flow__tag + h4 {
  margin-top: 2px;
}

.flow__step p:last-child {
  margin-top: 6px;
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.6;
}

.js .flow__step.reveal {
  transition-delay: calc(var(--i, 0) * 120ms);
}

/* menu mapping AS-IS → TO-BE */

.menumap {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.menumap__row {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) 28px minmax(0, 0.8fr) minmax(0, 1.6fr);
  gap: 12px;
  align-items: center;
  padding: 12px 20px;
  border-top: 1px solid var(--line);
  transition: background 0.2s;
}

.menumap__row:first-child {
  border-top: 0;
}

.menumap__row:not(.menumap__row--head):hover {
  background: var(--surface);
}

.menumap__row--head {
  background: var(--surface);
  color: var(--text-3);
  font-size: 13px;
  font-weight: 600;
}

.menumap__from {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.menumap__arrow {
  color: var(--text-3);
}

.menumap__note {
  color: var(--text-2);
  font-size: 14px;
}

.tag {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid var(--line-2);
  border-radius: 8px;
  background: var(--bg-2);
  color: var(--text-2);
  font-size: 14px;
  white-space: nowrap;
}

.tag--empty {
  border-style: dashed;
  color: var(--text-3);
}

.tag--to {
  border-color: rgba(255, 255, 255, 0.28);
  color: var(--text);
  font-weight: 600;
}

.menumap__row.is-new .tag--to {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-text);
}

/* tables */

.tablewrap,
.sheet__scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.table,
.sheet table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

.table th,
.table td {
  padding: 14px 18px;
  border-top: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.table thead th {
  border-top: 0;
  background: var(--surface);
  color: var(--text-3);
  font-size: 13px;
  font-weight: 600;
}

.table tbody th {
  font-weight: 600;
  min-width: 180px;
}

.table td {
  color: var(--text-2);
}

.table td:nth-child(2) {
  white-space: nowrap;
  color: var(--text);
}

/* translation sheet preview */

.sheet table {
  min-width: 720px;
  font-size: 14px;
}

.sheet th,
.sheet td {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

.sheet th:first-child,
.sheet td:first-child {
  border-left: 0;
}

.sheet thead th {
  border-top: 0;
  background: #1f3a2f;
  color: #d9f5ea;
  font-size: 13px;
  font-weight: 600;
}

.sheet td {
  color: var(--text-2);
}

.sheet td:last-child {
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}

.sheet .is-flag {
  background: rgba(255, 122, 122, 0.06);
}

/* results */

.results {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.results--3 {
  grid-template-columns: repeat(3, 1fr);
}

.results--4 {
  grid-template-columns: repeat(4, 1fr);
}

.results--1 {
  grid-template-columns: minmax(0, 560px);
}

.result {
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.result__metric {
  color: var(--accent-text);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.results--4 .result {
  padding: 24px 22px;
}

.results--4 .result__metric {
  font-size: clamp(24px, 2.4vw, 30px);
  word-break: keep-all;
}

.result__label {
  margin-top: 10px;
  font-size: 16px;
  font-weight: 600;
}

.result__detail {
  margin-top: 4px;
  color: var(--text-2);
  font-size: 14px;
}

.note {
  padding: 16px 20px;
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--surface);
  color: var(--text-2);
  font-size: 15px;
}

.note a {
  display: inline;
}

.note a svg {
  vertical-align: -2px;
}

.note a:hover {
  color: var(--text);
}

/* ---------- mini demos ---------- */

.demo {
  padding: 24px;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
}

.demo__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  margin-bottom: 18px;
}

.demo__label {
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-text);
  font-size: 12px;
  font-weight: 700;
}

.demo__hint {
  flex: 1;
  min-width: 240px;
  color: var(--text-2);
  font-size: 14px;
}

.demo__hint strong {
  color: var(--text);
}

/* 곰집사 demo */

.helper {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 16px;
}

.helper__app {
  position: relative;
  min-height: 440px;
  overflow: hidden;
  background: #1c1d21;
  border: 1px solid var(--line-2);
  border-radius: 12px;
}

.helper__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 36px;
  padding: 0 8px 0 14px;
  background: #141518;
  border-bottom: 1px solid var(--line);
}

.helper__logo {
  color: var(--text-2);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.helper__logo b {
  color: #ff5a8a;
}

.helper__icon {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text-2);
  font-size: 17px;
  cursor: pointer;
}

.helper__icon:hover {
  background: var(--surface-3);
  color: var(--text);
}

.helper__body {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 14px;
  padding: 14px;
}

.helper__side {
  display: grid;
  align-content: start;
  gap: 8px;
}

.helper__side i,
.helper__grid i {
  display: block;
  border-radius: 6px;
  background: #2a2c31;
}

.helper__side i {
  height: 12px;
}

.helper__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}

.helper__grid i {
  aspect-ratio: 4 / 3;
}

.helper__grid i:first-child {
  grid-column: 1 / -1;
  aspect-ratio: auto;
  height: 70px;
  background: linear-gradient(90deg, #4a3b1f, #3a2d33);
}

.helper__fabwrap {
  position: absolute;
  right: 18px;
  bottom: 18px;
}

.helper__fab {
  display: block;
  width: 60px;
  height: 60px;
  padding: 0;
  overflow: hidden;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  background: #3a3c42;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.45);
  cursor: pointer;
  transition: transform 0.2s;
}

.helper__fab img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.15);
}

.helper__fab:hover {
  transform: translateY(-2px);
}

.helper__bubble {
  position: absolute;
  right: 0;
  bottom: 70px;
  padding: 4px 10px;
  border-radius: 8px;
  background: #fff;
  color: #111;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
}

.helper__fabclose {
  position: absolute;
  top: -6px;
  left: -6px;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 1px solid var(--line-2);
  border-radius: 50%;
  background: #2b2d33;
  color: var(--text-2);
  font-size: 12px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s;
}

.helper__fabwrap:hover .helper__bubble,
.helper__fabwrap:focus-within .helper__bubble {
  opacity: 1;
  transform: none;
}

.helper__fabwrap:hover .helper__fabclose,
.helper__fabwrap:focus-within .helper__fabclose {
  opacity: 1;
}

.helper__panel {
  display: flex;
  position: absolute;
  right: 18px;
  bottom: 18px;
  width: min(300px, calc(100% - 36px));
  max-height: calc(100% - 54px);
  flex-direction: column;
  overflow: hidden;
  background: #fff;
  color: #1a1a1a;
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
}

.js .helper__panel {
  display: none;
}

.js .helper.is-open .helper__panel {
  display: flex;
  animation: pop 0.22s ease;
}

.js .helper.is-open .helper__fabwrap,
.js .helper.fab-hidden .helper__fabwrap {
  display: none;
}

@keyframes pop {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
}

.helper__panelhead {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 10px 10px 12px;
  background: #ff7a3d;
  color: #fff;
}

.helper__panelhead img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  background: #fff;
}

.helper__panelhead strong {
  flex: 1;
  font-size: 15px;
}

.helper__panelhead button {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
}

.helper__panelhead button:hover {
  background: rgba(255, 255, 255, 0.2);
}

.helper__panelbody {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 14px;
  font-size: 14px;
}

.helper__msg {
  padding: 10px 12px;
  border-radius: 12px 12px 12px 2px;
  background: #f2f3f5;
}

.helper__topics {
  display: grid;
  gap: 6px;
  margin-top: 12px;
}

.helper__topics button {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid #e3e5e8;
  border-radius: 10px;
  background: #fff;
  color: #1a1a1a;
  font-size: 13px;
  text-align: left;
  cursor: pointer;
}

.helper__topics button:hover,
.helper__topics button[aria-pressed="true"] {
  border-color: #ff7a3d;
  color: #c4501b;
}

.helper__answer {
  margin-top: 10px;
  color: #555;
  font-size: 13px;
}

.helper__answer:empty {
  display: none;
}

.helper__reset {
  position: absolute;
  right: 18px;
  bottom: 18px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: var(--surface-2);
  font-size: 13px;
  cursor: pointer;
}

.helper__log {
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
}

.helper__logtitle {
  color: var(--text-3);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.helper__log ul {
  margin-top: 10px;
}

.helper__log li {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 0;
  border-bottom: 1px solid var(--line);
  color: var(--text-2);
  font-size: 13px;
}

.helper__log output {
  color: var(--text);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.helper__log output.is-bump {
  color: var(--accent-text);
}

.helper__lognote {
  margin-top: 10px;
  color: var(--text-3);
  font-size: 12px;
}

/* private mode demo */

.pv {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--line-2);
  border-radius: 12px;
  background: #18191c;
}

.pv__player {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 300px;
  background: #050505;
  color: #4b4d52;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.pv__bar {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 18px;
  height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, #e33 30%, #333 30%);
}

.pv__lib {
  padding: 16px;
  border-left: 1px solid var(--line);
}

.pv__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 14px;
}

.pv__lock {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 12px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text-2);
  font-size: 13px;
  cursor: pointer;
}

.pv__lock[aria-pressed="true"] {
  border-color: var(--accent);
  color: var(--accent-text);
}

.pv__pin {
  margin-top: 12px;
  padding: 12px;
  border-radius: 10px;
  background: var(--surface-2);
  font-size: 13px;
}

.pv__pin label {
  color: var(--text-2);
}

.pv__pinrow {
  display: flex;
  gap: 8px;
  margin-top: 6px;
}

.pv__pin input {
  flex: 1;
  min-width: 0;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--line-2);
  border-radius: 8px;
  background: #0f1012;
  color: var(--text);
  font: inherit;
  font-size: 18px;
  letter-spacing: 0.4em;
}

.pv__pin button {
  height: 38px;
  padding: 0 14px;
  border: 0;
  border-radius: 8px;
  background: #e33b3b;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}

.pv__err {
  margin-top: 6px;
  color: var(--danger);
}

.pv__err:empty {
  display: none;
}

.pv__pin.is-wrong {
  animation: shake 0.3s;
}

@keyframes shake {
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

.pv__list {
  margin-top: 12px;
}

.pv__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 10px;
  padding: 9px 4px;
  border-bottom: 1px solid var(--line);
  color: var(--text-2);
  font-size: 14px;
}

.pv__list svg {
  color: var(--text-3);
}

.pv__private {
  color: var(--text) !important;
}

.pv__private svg {
  color: var(--accent) !important;
}

.pv__private em {
  flex-basis: 100%;
  padding-left: 24px;
  color: var(--text-3);
  font-size: 12px;
  font-style: normal;
}

.js .pv:not(.is-unlocked) .pv__private {
  display: none;
}

.js .pv.is-unlocked .pv__private {
  animation: pop 0.3s ease;
  background: var(--accent-soft);
  border-radius: 8px;
}

.pv__status {
  margin-top: 10px;
  color: var(--text-3);
  font-size: 12px;
}

html:not(.js) .pv__status,
html:not(.js) .pv__lock {
  display: none;
}

/* ---------- simple project page (small cards) ---------- */

.project__grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 64px;
  align-items: start;
  margin-top: 64px;
}

.facts {
  position: sticky;
  top: calc(var(--topbar) + 32px);
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.facts dl > div {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.facts dl > div:first-child {
  padding-top: 0;
}

.facts dl > div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.facts dt {
  color: var(--text-3);
  font-size: 13px;
}

.facts dd {
  margin-top: 2px;
  font-size: 15px;
  font-weight: 500;
}

.team li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.team li span:last-child {
  color: var(--text-2);
}

.block + .block {
  margin-top: 56px;
}

.block__title {
  margin-bottom: 18px;
  font-size: 22px;
  letter-spacing: -0.02em;
}

.block > p {
  color: var(--text-2);
  font-size: 17px;
  line-height: 1.8;
}

.block > p + p {
  margin-top: 14px;
}

.checks {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.checks li {
  display: flex;
  gap: 12px;
  padding: 16px 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.checks svg {
  margin-top: 4px;
  color: var(--text-3);
  font-size: 18px;
  stroke-width: 2.4;
}

.feature-groups.is-multi {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.feature-group {
  padding: 22px 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.feature-group__name {
  margin-bottom: 12px;
  color: var(--text-3);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.screens {
  display: grid;
  gap: 20px;
}

.screen {
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
}

.screen img {
  width: 100%;
  cursor: zoom-in;
}

/* pager */

.pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 112px;
}

.pager__link {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 24px 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.2s;
}

.pager__link:hover {
  border-color: rgba(255, 255, 255, 0.32);
}

.pager__link span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-3);
  font-size: 14px;
}

.pager__link strong {
  font-size: 19px;
  letter-spacing: -0.02em;
}

.pager__link--next {
  align-items: flex-end;
  text-align: right;
}

/* ---------- lightbox ---------- */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 64px 72px 56px;
  background: rgba(5, 6, 8, 0.94);
}

.lightbox__figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  max-width: 100%;
  max-height: 100%;
}

.lightbox__figure img {
  max-width: min(1600px, 100%);
  max-height: calc(100vh - 160px);
  width: auto;
  height: auto;
  border-radius: 10px;
  background: #fff;
}

.lightbox__figure figcaption {
  color: var(--text-2);
  font-size: 14px;
  text-align: center;
}

.lightbox__count {
  position: fixed;
  top: 22px;
  left: 24px;
  color: var(--text-3);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
}

.lightbox__btn {
  position: fixed;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line-2);
  border-radius: 50%;
  background: var(--surface);
  color: var(--text);
  font-size: 20px;
  cursor: pointer;
}

.lightbox__btn:hover {
  background: var(--surface-3);
}

.lightbox__close {
  top: 14px;
  right: 16px;
}

.lightbox__prev,
.lightbox__next {
  top: 50%;
  transform: translateY(-50%);
}

.lightbox__prev {
  left: 14px;
}

.lightbox__next {
  right: 14px;
}

.lightbox.is-single .lightbox__prev,
.lightbox.is-single .lightbox__next,
.lightbox.is-single .lightbox__count {
  display: none;
}

/* ---------- reveal on scroll ---------- */

.js .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.js .reveal.is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  ::view-transition-group(*),
  ::view-transition-old(*),
  ::view-transition-new(*) {
    animation: none !important;
  }
}

/* ---------- responsive ---------- */

@media (max-width: 1024px) {
  .feature,
  .feature--flip {
    grid-template-columns: 1fr;
  }

  .feature--flip .feature__media {
    order: 0;
  }

  .feature__media {
    min-height: 0;
    aspect-ratio: 16 / 9;
  }

  .cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .sides {
    grid-template-columns: repeat(2, 1fr);
  }

  .detail {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
    margin-top: 40px;
  }

  /* table of contents becomes a sticky, swipeable bar */
  .toc {
    top: var(--topbar);
    z-index: 20;
    margin: 0 -24px 40px;
    padding: 0 24px;
    background: rgba(12, 13, 16, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
  }

  .toc__title {
    display: none;
  }

  .toc ol {
    display: flex;
    gap: 4px;
    overflow-x: auto;
    border-left: 0;
    scrollbar-width: none;
  }

  .toc ol::-webkit-scrollbar {
    display: none;
  }

  .toc a {
    margin: 0;
    padding: 12px 10px;
    border-left: 0;
    border-bottom: 2px solid transparent;
    white-space: nowrap;
  }

  .toc a.is-active {
    border-bottom-color: var(--accent);
  }

  .project__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .facts {
    position: static;
  }

  .points--3,
  .results--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .flow:not(.flow--5) {
    --cols: 2;
  }

  .flow:not(.flow--5) .flow__step::after {
    display: none;
  }

  .helper {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  body {
    font-size: 15px;
  }

  .wrap {
    padding: 0 20px;
  }

  .nav a:not(.nav__cta) {
    display: none;
  }

  .hero {
    padding-top: 64px;
    padding-bottom: 48px;
  }

  .hero__ascii pre {
    font-size: 8px;
  }

  .hero__lines {
    gap: 10px;
    font-size: 15px;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 56px;
  }

  .stat,
  .stat + .stat {
    padding: 18px 12px 18px 0;
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .stat:nth-child(even) {
    padding-left: 16px;
    border-left: 1px solid var(--line);
  }

  .stat__value {
    font-size: 22px;
  }

  .stat__label {
    font-size: 13px;
    line-height: 1.45;
  }

  .section {
    padding-top: 88px;
  }

  .section--tight {
    padding-top: 72px;
  }

  .feature__body {
    padding: 24px 22px 24px;
  }

  .cards {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .card__body {
    padding: 12px 12px 14px;
  }

  .card .meta {
    font-size: 11.5px;
  }

  .card h3 {
    font-size: 15px;
  }

  .card__summary {
    font-size: 13px;
    -webkit-line-clamp: 2;
  }

  .sides,
  .checks,
  .feature-groups.is-multi,
  .results,
  .results--3,
  .results--4,
  .points,
  .points--3,
  .gallery--two,
  .gallery--three,
  .pager {
    grid-template-columns: 1fr;
  }

  .flow,
  .flow--3 {
    --cols: 1;
  }

  .flow--5 .flow__step {
    grid-template-columns: 30px minmax(0, 1fr);
  }

  .flow--5 .flow__step p:last-child {
    grid-column: 2;
    grid-row: auto;
    margin-top: 6px;
  }

  .gallery--two .fig__frame,
  .gallery--three .fig__frame,
  .gallery--doc.gallery--two .fig__frame,
  .gallery--doc.gallery--three .fig__frame {
    aspect-ratio: auto;
  }

  .gallery--two .fig__frame img,
  .gallery--three .fig__frame img {
    height: auto;
  }

  .compare {
    grid-template-columns: 1fr;
  }

  .compare.is-live {
    aspect-ratio: 4 / 3;
  }

  .job,
  .tools__row,
  .scope__row {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .job__logo {
    display: none;
  }

  .toc {
    margin: 0 -20px 32px;
    padding: 0 20px;
  }

  .dsec + .dsec {
    margin-top: 72px;
  }

  .prose p {
    font-size: 16px;
  }

  .menumap__row {
    grid-template-columns: minmax(0, 1fr) 18px minmax(0, 0.9fr);
    padding: 12px 14px;
  }

  .menumap__row--head span:last-child {
    display: none;
  }

  .menumap__note {
    grid-column: 1 / -1;
    font-size: 13px;
  }

  .tag {
    font-size: 13px;
  }

  .table th,
  .table td {
    padding: 12px 14px;
    font-size: 14px;
  }

  .table tbody th {
    min-width: 140px;
  }

  .demo {
    padding: 16px;
  }

  .helper__body {
    grid-template-columns: 1fr;
  }

  .helper__side {
    display: none;
  }

  .helper__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .helper__grid i:nth-child(n + 8) {
    display: none;
  }

  .pv {
    grid-template-columns: 1fr;
  }

  .pv__player {
    min-height: 150px;
    font-size: 20px;
  }

  .pv__lib {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .contact {
    padding: 36px 22px;
    border-radius: 22px;
  }

  .contact__item {
    font-size: 15px;
  }

  .copy span {
    display: none;
  }

  .result {
    padding: 22px 20px;
  }

  .factrow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .headmetrics div {
    flex: 1 1 140px;
    min-width: 0;
  }

  .pager__link--next {
    align-items: flex-start;
    text-align: left;
  }

  .lightbox {
    padding: 64px 12px 72px;
  }

  .lightbox__prev,
  .lightbox__next {
    top: auto;
    bottom: 14px;
    transform: none;
  }
}

/* ---------- print (PDF): everything visible and static, light theme ---------- */

@media print {
  :root {
    --bg: #fff;
    --bg-2: #fff;
    --surface: #f6f7f8;
    --surface-2: #eef0f2;
    --surface-3: #e6e8eb;
    --line: #dde0e4;
    --line-2: #c9cdd2;
    --text: #111;
    --text-2: #333;
    --text-3: #666;
    --accent: #5a31f4;
    --accent-text: #5a31f4;
    --accent-soft: #ece8fe;
    color-scheme: light;
  }

  @page {
    margin: 14mm 12mm;
  }

  html {
    scroll-behavior: auto;
  }

  body {
    font-size: 11pt;
  }

  .topbar,
  .skip,
  .lightbox,
  .toc,
  .progress,
  .hero__actions,
  .copy,
  .pager,
  .backlink,
  .swap__alt,
  .compare__range,
  .compare__handle,
  .helper__reset,
  .pv__lock,
  .pv__pin,
  .pv__status,
  .demo__hint,
  .footer {
    display: none !important;
  }

  .reveal,
  .js .reveal {
    opacity: 1 !important;
    transform: none !important;
  }

  .hero::before,
  .hero__ascii {
    display: none;
  }

  .hl {
    background: none;
    -webkit-text-fill-color: currentColor;
  }

  .section {
    padding-top: 40px;
  }

  .detail {
    display: block;
    margin-top: 24px;
  }

  .dsec + .dsec {
    margin-top: 40px;
  }

  .feature,
  .card,
  .side,
  .point,
  .result,
  .fig,
  .flow__step,
  .menumap__row,
  .job,
  .demo,
  .table tr {
    break-inside: avoid;
  }

  .dsec__title,
  .section__head {
    break-after: avoid;
  }

  .cards {
    grid-template-columns: repeat(2, 1fr);
  }

  /* before/after: side by side */
  .compare,
  .compare.is-live {
    display: grid !important;
    grid-template-columns: 1fr 1fr;
    aspect-ratio: auto !important;
    border: 0;
  }

  .compare.is-live .compare__item {
    position: relative;
    clip-path: none !important;
  }

  .compare.is-live .compare__item img {
    height: auto;
  }

  /* demos print in their open / unlocked state */
  .js .helper__panel {
    display: block !important;
  }

  .js .helper .helper__fabwrap {
    display: none !important;
  }

  .js .pv .pv__private {
    display: flex !important;
  }

  .sheet table,
  .table {
    min-width: 0;
  }

  .sheet th,
  .sheet td {
    white-space: normal;
  }

  .sheet thead th {
    background: #e3f4ec;
    color: #111;
  }

  a[href^="http"]::after {
    content: " (" attr(href) ")";
    color: var(--text-3);
    font-size: 9pt;
    word-break: break-all;
  }

  .job__logo--svg {
    filter: invert(1);
  }

  .feature::after,
  .card a::after,
  .feature[href]::after {
    content: none;
  }
}

/* Balanced line breaks for summaries */
.feature__summary,
.project__lead,
.card__summary {
  text-wrap: pretty;
}