:root {
  color-scheme: dark;
  --bg: #081018;
  --bg-deep: #0b151b;
  --bg-surface: #10201f;
  --space-bg: #0a1020;
  --space-mid: #0d1724;
  --space-ink: #071418;
  --panel: rgba(16, 32, 31, 0.78);
  --line: rgba(200, 224, 222, 0.13);
  --line-strong: rgba(200, 224, 222, 0.26);
  --text: #edf4f2;
  --text-soft: #aebcba;
  --muted: #71817f;
  --accent: #73f2c5;
  --accent-soft: rgba(115, 242, 197, 0.1);
  --accent-line: rgba(115, 242, 197, 0.42);
  --rail-width: 238px;
  --font-sans: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  --font-mono: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scrollbar-color: var(--accent-line) var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  background:
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 48%, #091513 100%);
  font-family: var(--font-sans);
}

body.index-open {
  overflow: hidden;
}

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

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

button,
input {
  color: inherit;
  font: inherit;
}

button {
  border: 0;
}

code,
kbd {
  font-family: var(--font-mono);
}

.scene {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(circle at 80% 8%, rgba(71, 142, 124, 0.13), transparent 34rem),
    radial-gradient(circle at 16% 58%, rgba(53, 100, 128, 0.08), transparent 30rem),
    linear-gradient(145deg, var(--bg), var(--bg-deep) 56%, #081513);
}

.scene::before,
.scene::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.scene::before {
  opacity: 0.08;
  background-image:
    linear-gradient(rgba(115, 242, 197, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(115, 242, 197, 0.08) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: linear-gradient(180deg, transparent, black 18%, black 72%, transparent);
}

.scene::after {
  opacity: 0.42;
  background:
    radial-gradient(ellipse at 78% 18%, rgba(13, 23, 36, 0.68), transparent 42rem),
    linear-gradient(90deg, rgba(8, 16, 24, 0.48), transparent 42%, rgba(16, 32, 31, 0.2));
}

.scene-noise {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n")' opacity='.8'/%3E%3C/svg%3E");
}

.top-brand strong,
.top-brand small,
.rail-brand strong,
.rail-brand small {
  display: block;
}

.top-brand strong,
.rail-brand strong {
  font-size: 16px;
  font-weight: 680;
  letter-spacing: 0.1em;
}

.top-brand small,
.rail-brand small {
  margin-top: 6px;
  color: rgba(237, 244, 242, 0.45);
  font: 500 9px/1 var(--font-mono);
  letter-spacing: 0.18em;
}

.workspace-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 20;
  min-height: 98px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 clamp(24px, 5.2vw, 86px);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 38px;
}

.header-actions button,
.header-entry,
.index-close {
  position: relative;
  padding: 10px 0;
  color: rgba(237, 244, 242, 0.78);
  background: transparent;
  cursor: pointer;
  font-size: 12px;
  font-weight: 620;
  letter-spacing: 0.08em;
}

.header-entry::after,
.header-actions button::after,
.index-close::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 3px;
  width: 28px;
  height: 1px;
  background: var(--accent);
  transform-origin: right;
  transition: width 220ms ease;
}

.header-entry:hover::after,
.header-actions button:hover::after,
.index-close:hover::after {
  width: 100%;
}

.hero {
  --hero-x: 0px;
  --hero-y: 0px;
  position: relative;
  min-height: 92svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
  padding: 126px clamp(24px, 6.2vw, 104px) 108px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(ellipse at 72% 38%, rgba(13, 23, 36, 0.72), transparent 38rem),
    linear-gradient(135deg, var(--space-bg), var(--space-ink));
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.hero::before {
  opacity: 0.52;
  background:
    repeating-radial-gradient(ellipse at 74% 44%, transparent 0 7.5rem, rgba(115, 242, 197, 0.09) 7.56rem 7.62rem, transparent 7.7rem 11rem),
    linear-gradient(110deg, transparent 34%, rgba(75, 132, 255, 0.08), transparent 68%);
  transform: rotate(-2deg);
}

.hero::after {
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(180, 215, 255, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(180, 215, 255, 0.1) 1px, transparent 1px);
  background-size: 120px 120px;
  mask-image: radial-gradient(ellipse at 74% 44%, black 0%, transparent 62%);
}

.hero-media {
  position: absolute;
  inset: -3%;
  z-index: -2;
  overflow: hidden;
  transition: transform 700ms ease;
}

.hero-background-video {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  opacity: 1;
  filter: saturate(0.9) contrast(1.04) brightness(0.82);
  transform: translate3d(var(--hero-x), var(--hero-y), 0) scale(1.06);
  transform-origin: 68% 52%;
  animation: spectralPush 18s ease-in-out infinite alternate;
  will-change: transform;
}

.hero-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  filter: saturate(0.9) contrast(1.04) brightness(0.82);
  transform: translate3d(var(--hero-x), var(--hero-y), 0) scale(1.06);
  transform-origin: 68% 52%;
  transition: opacity 1100ms ease;
  animation: spectralPush 18s ease-in-out infinite alternate;
  will-change: transform, opacity;
}

.hero-frame.is-active {
  opacity: 1;
}

.hero.is-hovered .hero-media {
  transform: scale(1.018);
}

.hero.is-hovered .hero-background-video,
.hero.is-hovered .hero-frame.is-active {
  filter: saturate(1.02) contrast(1.08) brightness(0.9);
}

.hero-vignette {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(7, 20, 24, 0.95) 0%, rgba(7, 20, 24, 0.74) 29%, rgba(7, 20, 24, 0.12) 62%, rgba(10, 16, 32, 0.22) 100%),
    linear-gradient(180deg, rgba(10, 16, 32, 0.5) 0%, transparent 24%, transparent 67%, rgba(7, 20, 24, 0.84) 100%);
}

@keyframes spectralPush {
  from {
    transform: translate3d(var(--hero-x), var(--hero-y), 0) scale(1.06);
  }
  to {
    transform: translate3d(var(--hero-x), var(--hero-y), 0) scale(1.1);
  }
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(49vw, 760px);
}

.kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 22px;
  color: var(--muted);
  font: 650 10px/1.4 var(--font-mono);
  letter-spacing: 0.19em;
}

.kicker span {
  width: 24px;
  height: 1px;
  background: var(--accent);
  box-shadow: 0 0 7px rgba(115, 242, 197, 0.5);
}

.hero h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(52px, 5.5vw, 88px);
  font-weight: 510;
  line-height: 1.13;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.hero h1 em {
  color: var(--accent);
  font-style: normal;
  font-weight: 400;
}

.hero-intro {
  max-width: 520px;
  margin: 30px 0 0;
  color: rgba(237, 244, 242, 0.64);
  font-size: 14px;
  font-weight: 350;
  line-height: 2;
}

.action-primary {
  width: fit-content;
  min-width: 190px;
  min-height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin-top: 42px;
  padding: 0 22px;
  color: var(--bg-deep);
  background: var(--accent);
  font-size: 13px;
  font-weight: 720;
  letter-spacing: 0.06em;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.action-primary span {
  font-size: 17px;
  font-weight: 400;
}

.action-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 38px rgba(115, 242, 197, 0.14);
}

.hero-carousel-dots {
  position: absolute;
  left: 50%;
  bottom: 28px;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 24px;
  padding: 6px 10px;
  border: 1px solid rgba(200, 224, 222, 0.11);
  border-radius: 999px;
  background: rgba(8, 16, 24, 0.34);
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.16);
  transform: translateX(-50%);
}

.hero-carousel-dot {
  width: 5.5px;
  height: 5.5px;
  flex: 0 0 5.5px;
  padding: 0;
  border: 1px solid rgba(237, 244, 242, 0.32);
  border-radius: 50%;
  appearance: none;
  background: rgba(237, 244, 242, 0.12);
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.hero-carousel-dot:hover,
.hero-carousel-dot:focus-visible {
  border-color: var(--accent);
  background: rgba(115, 242, 197, 0.38);
  transform: scale(1.32);
}

.hero-carousel-dot.is-active {
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(115, 242, 197, 0.07), 0 0 13px rgba(115, 242, 197, 0.34);
  transform: scale(1.45);
}

.function-index {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
  padding: 0 clamp(24px, 5.2vw, 86px) 34px;
  overflow: auto;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  background:
    radial-gradient(circle at 80% 25%, rgba(56, 123, 101, 0.16), transparent 35rem),
    rgba(8, 16, 24, 0.985);
  transform: translateY(-18px);
  transition: opacity 360ms ease, transform 500ms cubic-bezier(0.22, 1, 0.36, 1), visibility 360ms;
}

.function-index.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.index-header {
  min-height: 98px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.index-body {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(320px, 0.8fr) minmax(520px, 1.2fr);
  align-items: center;
  gap: clamp(70px, 10vw, 180px);
  padding: 72px 0;
}

.index-intro h2,
.system-map h2,
.add-demo h2,
.section-heading h2 {
  margin: 0;
  font-size: clamp(42px, 4.8vw, 72px);
  font-weight: 570;
  line-height: 1.15;
  letter-spacing: -0.05em;
}

.index-intro > p:last-child,
.system-map-copy > p:last-child,
.add-demo-heading > p:last-child {
  max-width: 520px;
  margin: 28px 0 0;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.9;
}

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

.entrance-item {
  min-height: 84px;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}

.entrance-item > span,
.entrance-item small {
  color: var(--muted);
  font: 500 9px/1 var(--font-mono);
  letter-spacing: 0.13em;
}

.entrance-item strong {
  font-size: clamp(20px, 2vw, 30px);
  font-weight: 520;
}

.entrance-item.is-live {
  transition: padding 220ms ease, background 220ms ease;
}

.entrance-item.is-live:focus-visible,
.entrance-item.is-live:hover {
  outline: none;
  padding-inline: 16px;
  color: var(--accent);
  background: var(--accent-soft);
}

.entrance-item.is-live small {
  color: var(--accent);
}

.entrance-item.is-reserved {
  color: rgba(237, 244, 242, 0.42);
}

.index-foot {
  margin: 0;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font: 500 9px/1 var(--font-mono);
  letter-spacing: 0.15em;
}

.control-rail {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 30;
  width: var(--rail-width);
  display: flex;
  flex-direction: column;
  padding: 30px 22px 24px;
  border-right: 1px solid var(--line);
  opacity: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(11, 21, 27, 0.94), rgba(8, 16, 24, 0.92)),
    var(--bg);
  backdrop-filter: blur(22px);
  transform: translateX(-100%);
  transition: opacity 300ms ease, transform 480ms cubic-bezier(0.22, 1, 0.36, 1);
}

body.library-nav-visible .control-rail {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.rail-brand {
  min-height: 48px;
}

.rail-label {
  margin: 58px 10px 14px;
  color: var(--muted);
  font: 600 10px/1.5 var(--font-mono);
  letter-spacing: 0.14em;
}

.rail-nav {
  display: grid;
  gap: 5px;
}

.rail-link {
  width: 100%;
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 11px;
  border: 1px solid transparent;
  color: var(--text-soft);
  background: transparent;
  cursor: pointer;
  text-align: left;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.rail-link::before {
  content: "";
  width: 5px;
  height: 5px;
  margin-right: 11px;
  border: 1px solid currentColor;
  transform: rotate(45deg);
}

.rail-link span {
  flex: 1;
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.04em;
}

.rail-link b {
  color: var(--muted);
  font: 500 11px/1 var(--font-mono);
}

.rail-link:hover {
  color: var(--text);
  transform: translateX(3px);
}

.rail-link.active {
  border-color: var(--accent-line);
  color: var(--accent);
  background: var(--accent-soft);
}

.rail-link.active b {
  color: var(--accent);
}

.rail-spacer {
  flex: 1;
  min-height: 30px;
}

.rail-guide {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 12px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.rail-guide > span:first-child {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  color: var(--accent);
  font: 300 22px/1 var(--font-mono);
}

.rail-guide strong,
.rail-guide small {
  display: block;
}

.rail-guide strong {
  font-size: 12px;
}

.rail-guide small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 10px;
}

.system-state {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  padding: 0 10px;
}

.system-state i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  animation: statePulse 2.6s ease-in-out infinite;
}

.system-state strong,
.system-state small {
  display: block;
  color: var(--text-soft);
  font: 600 9px/1.6 var(--font-mono);
  letter-spacing: 0.16em;
}

.system-state small {
  color: var(--muted);
}

@keyframes statePulse {
  50% {
    opacity: 0.48;
    box-shadow: 0 0 4px var(--accent);
  }
}

.workspace {
  width: 100%;
}

.library,
.system-map,
.add-demo,
.workspace-footer {
  margin-left: var(--rail-width);
}

.library {
  min-height: 100vh;
  position: relative;
  isolation: isolate;
  padding: 96px clamp(28px, 4vw, 74px) 116px;
  scroll-margin-top: 20px;
}

.library::before,
.review-board::before,
.system-map::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.library::before {
  background:
    radial-gradient(ellipse at 82% 2%, rgba(16, 32, 31, 0.5), transparent 30rem),
    linear-gradient(180deg, rgba(16, 32, 31, 0.14), transparent 22rem);
}

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
}

.section-heading > p {
  display: flex;
  align-items: baseline;
  gap: 9px;
  margin: 0 0 5px;
  color: var(--muted);
}

.section-heading > p strong {
  color: var(--accent);
  font: 450 34px/1 var(--font-mono);
}

.section-heading > p span {
  font-size: 12px;
}

.library-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 40px 0 28px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.search-box {
  width: min(100%, 420px);
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 13px;
}

.search-box i {
  position: relative;
  width: 13px;
  height: 13px;
  border: 1px solid var(--muted);
  border-radius: 50%;
}

.search-box i::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 1px;
  right: -4px;
  bottom: -2px;
  background: var(--muted);
  transform: rotate(45deg);
}

.search-box input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  color: var(--text);
  background: transparent;
  font-size: 13px;
}

.search-box input::placeholder {
  color: #657472;
}

.search-box kbd {
  min-width: 25px;
  min-height: 25px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  color: var(--muted);
  background: var(--panel);
  font-size: 10px;
}

.toolbar-note {
  color: var(--muted);
  font-size: 11px;
}

.archive-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: minmax(232px, auto);
  gap: 14px;
}

.archive-entry {
  position: relative;
  isolation: isolate;
  min-height: 232px;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 18px;
  overflow: hidden;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background:
    linear-gradient(140deg, rgba(16, 32, 31, 0.82), rgba(8, 16, 24, 0.5)),
    var(--panel);
  box-shadow: inset 0 0 0 1px rgba(115, 242, 197, 0.02);
  transform-origin: center;
  transition:
    border-color 220ms ease,
    box-shadow 320ms ease,
    transform 420ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

.archive-entry::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0;
  background:
    linear-gradient(90deg, rgba(115, 242, 197, 0.5), transparent 26%),
    radial-gradient(circle at 82% 18%, rgba(115, 242, 197, 0.2), transparent 36%);
  transition: opacity 240ms ease;
}

.archive-entry::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(8, 16, 24, 0.08), rgba(8, 16, 24, 0.68)),
    linear-gradient(90deg, rgba(8, 16, 24, 0.72), rgba(8, 16, 24, 0.1) 62%, rgba(16, 32, 31, 0.5));
  opacity: 0.94;
  transition: opacity 320ms ease, background 320ms ease;
}

.entry-visual {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
}

.entry-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.82;
  filter: saturate(1.08) contrast(1.18) brightness(1.02);
  transform: scale(1.035);
  transition:
    opacity 320ms ease,
    filter 320ms ease,
    transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}

.archive-entry:hover,
.archive-entry:focus-visible {
  outline: none;
  border-color: var(--accent-line);
  box-shadow:
    inset 0 0 0 1px rgba(115, 242, 197, 0.18),
    0 18px 52px rgba(0, 0, 0, 0.32),
    0 0 56px rgba(115, 242, 197, 0.16);
  transform: translateY(-4px) scale(1.018);
  z-index: 4;
}

.archive-entry:hover::before,
.archive-entry:focus-visible::before {
  opacity: 0;
}

.archive-entry:hover::after,
.archive-entry:focus-visible::after {
  opacity: 0.94;
}

.archive-entry:hover .entry-visual img,
.archive-entry:focus-visible .entry-visual img {
  opacity: 0.82;
  filter: saturate(1.08) contrast(1.18) brightness(1.02);
  transform: scale(1.035);
}

.archive-entry.featured {
  grid-column: span 2;
  min-height: 292px;
}

.quality-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 5;
  width: clamp(78px, 6vw, 104px);
  height: auto;
  pointer-events: none;
  filter: drop-shadow(0 12px 22px rgba(0, 0, 0, 0.42));
}

.archive-entry.featured .quality-badge {
  width: clamp(92px, 7.6vw, 124px);
}

.archive-entry[data-demo-slug="composite-field-cycloid"] {
  border-color: rgba(255, 209, 102, 0.36);
  box-shadow:
    inset 0 0 0 1px rgba(115, 242, 197, 0.08),
    inset 0 0 52px rgba(115, 242, 197, 0.08),
    0 0 0 1px rgba(255, 209, 102, 0.06);
}

.archive-entry[data-demo-slug="composite-field-cycloid"] .entry-visual {
  background: url("../images/demo-card-composite-field-cycloid.png") 86% center / cover no-repeat;
  filter: saturate(1.45) contrast(1.28) brightness(1.35);
}

.archive-entry[data-demo-slug="composite-field-cycloid"]::after {
  background:
    linear-gradient(180deg, rgba(3, 7, 12, 0.02), rgba(3, 7, 12, 0.58)),
    radial-gradient(circle at 78% 34%, rgba(115, 242, 197, 0.12), transparent 38%),
    linear-gradient(90deg, rgba(4, 9, 15, 0.76), rgba(4, 9, 15, 0.18) 54%, rgba(4, 9, 15, 0.18));
}

.archive-entry[data-demo-slug="composite-field-cycloid"] .entry-visual img {
  object-position: 86% center;
  opacity: 0;
  filter: saturate(1.45) contrast(1.28) brightness(1.35);
}

.archive-entry[data-demo-slug="composite-field-cycloid"] .quality-badge {
  width: clamp(70px, 5.4vw, 90px);
}

.archive-entry[data-demo-slug="composite-field-cycloid"] .entry-index small,
.archive-entry[data-demo-slug="composite-field-cycloid"] .entry-en {
  color: #f4cf78;
}

.archive-entry[data-demo-slug="composite-field-cycloid"] .entry-copy h3 {
  max-width: 8.7em;
  font-size: clamp(22px, 1.55vw, 30px);
  text-shadow: 0 0 24px rgba(115, 242, 197, 0.18);
}

.archive-entry[data-demo-slug="composite-field-cycloid"] .entry-open {
  border-top-color: rgba(255, 209, 102, 0.2);
}

.entry-index span,
.entry-index small,
.entry-en,
.entry-open small {
  font-family: var(--font-mono);
}

.entry-index span,
.entry-index small,
.entry-open span,
.entry-open small {
  display: block;
}

.entry-index {
  min-height: 26px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.entry-index span {
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.14em;
}

.entry-index small {
  color: var(--accent);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-align: right;
  white-space: nowrap;
}

.entry-copy {
  align-self: end;
}

.entry-copy h3 {
  margin: 0;
  max-width: 11em;
  font-size: clamp(23px, 1.8vw, 35px);
  font-weight: 570;
  line-height: 1.18;
}

.featured .entry-copy h3 {
  max-width: 13em;
  font-size: clamp(33px, 3vw, 54px);
}

.entry-en {
  display: block;
  margin-top: 9px;
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.entry-copy p {
  display: -webkit-box;
  margin: 14px 0 0;
  overflow: hidden;
  color: var(--text-soft);
  font-size: 12px;
  line-height: 1.7;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.entry-open {
  min-height: 36px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(200, 224, 222, 0.12);
  text-align: left;
}

.entry-open span {
  position: relative;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.08em;
}

.entry-open span::after {
  content: "";
  position: absolute;
  left: calc(100% + 9px);
  top: 50%;
  width: 24px;
  height: 1px;
  background: currentColor;
  transform: translateY(-50%) scaleX(0.55);
  transform-origin: left;
  transition: transform 220ms ease;
}

.entry-open small {
  margin-top: 8px;
  color: var(--muted);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-align: right;
}

.archive-entry:hover .entry-open span,
.archive-entry:focus-visible .entry-open span {
  color: var(--accent);
}

.archive-entry:hover .entry-open span::after,
.archive-entry:focus-visible .entry-open span::after {
  transform: translateY(-50%) scaleX(1);
}

.empty-state:not([hidden]) {
  min-height: 320px;
  display: grid;
  place-items: center;
  align-content: center;
  border: 1px dashed var(--line-strong);
  text-align: center;
}

.empty-state span {
  color: var(--accent);
  font: 600 10px/1 var(--font-mono);
  letter-spacing: 0.2em;
}

.empty-state h3 {
  margin: 14px 0 22px;
  font-size: 24px;
}

.empty-state button {
  padding: 11px 16px;
  border: 1px solid var(--accent-line);
  color: var(--accent);
  background: var(--accent-soft);
  cursor: pointer;
}

.game-board {
  min-height: auto;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(ellipse at 76% 0%, rgba(10, 16, 32, 0.34), transparent 34rem),
    linear-gradient(180deg, rgba(13, 23, 36, 0.2), transparent 28rem);
}

.game-grid {
  grid-auto-rows: minmax(292px, auto);
}

.game-entry.featured {
  grid-column: span 2;
}

.topic-placeholder {
  min-height: 258px;
  display: grid;
  place-items: center;
  align-content: center;
  padding: 34px;
  border: 1px dashed rgba(115, 242, 197, 0.28);
  border-radius: 6px;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 0%, rgba(115, 242, 197, 0.12), transparent 36%),
    rgba(11, 21, 27, 0.62);
  text-align: center;
}

.topic-placeholder span {
  color: var(--accent);
  font: 700 10px/1 var(--font-mono);
  letter-spacing: 0.22em;
}

.topic-placeholder h3 {
  margin: 18px 0 0;
  font-size: clamp(28px, 3vw, 46px);
  font-weight: 560;
  line-height: 1.16;
}

.topic-placeholder p {
  max-width: 620px;
  margin: 14px auto 0;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.85;
}

.round1-catalog-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  margin: 0 0 18px;
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid rgba(115, 242, 197, 0.22);
  border-radius: 6px;
  background:
    repeating-radial-gradient(ellipse at 86% 18%, transparent 0 5.5rem, rgba(115, 242, 197, 0.06) 5.58rem 5.64rem, transparent 5.72rem 8.4rem),
    radial-gradient(circle at 12% 0%, rgba(115, 242, 197, 0.14), transparent 36%),
    linear-gradient(135deg, rgba(16, 32, 31, 0.94), rgba(8, 16, 24, 0.86));
  box-shadow:
    inset 0 0 0 1px rgba(115, 242, 197, 0.04),
    0 24px 70px rgba(0, 0, 0, 0.22);
}

.round1-catalog-copy span,
.round1-catalog-actions small,
.round1-update-note {
  font-family: var(--font-mono);
}

.round1-catalog-copy span {
  display: block;
  color: var(--accent);
  font-size: 10px;
  letter-spacing: 0.16em;
}

.round1-catalog-copy h3 {
  margin: 14px 0 0;
  color: var(--text);
  font-size: clamp(28px, 2vw, 40px);
  font-weight: 560;
  line-height: 1.16;
}

.round1-catalog-copy p {
  max-width: 720px;
  margin: 12px 0 0;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.85;
}

.round1-catalog-actions {
  display: grid;
  justify-items: end;
  gap: 10px;
}

.round1-catalog-actions small {
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.round1-catalog-actions a {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  padding: 0 18px;
  border: 1px solid var(--accent-line);
  color: var(--accent);
  background: var(--accent-soft);
  font-size: 13px;
  font-weight: 700;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.round1-catalog-actions a:hover,
.round1-catalog-actions a:focus-visible {
  outline: none;
  transform: translateY(-2px);
  border-color: rgba(115, 242, 197, 0.72);
  background: rgba(115, 242, 197, 0.15);
}

.round1-topic-grid {
  margin-top: 18px;
}

.round1-card .round2-visual::before {
  content: "PDF";
}

.round1-update-note {
  margin: 22px 0 0;
  padding: 18px 20px;
  border: 1px solid rgba(115, 242, 197, 0.18);
  color: var(--accent);
  background: rgba(115, 242, 197, 0.06);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.system-map,
.add-demo {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(440px, 1.15fr);
  gap: clamp(50px, 8vw, 130px);
  padding: 102px clamp(28px, 4vw, 74px);
  border-top: 1px solid var(--line);
}

.system-map::before {
  background:
    repeating-radial-gradient(ellipse at 82% 42%, transparent 0 8rem, rgba(80, 130, 255, 0.07) 8.08rem 8.15rem, transparent 8.23rem 12rem),
    radial-gradient(ellipse at 78% 30%, rgba(13, 23, 36, 0.42), transparent 34rem),
    linear-gradient(180deg, rgba(16, 32, 31, 0.12), transparent);
}

.roadmap-list,
.add-steps {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.roadmap-item {
  min-height: 72px;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  border-bottom: 1px solid var(--line);
  color: rgba(237, 244, 242, 0.48);
}

.roadmap-item span,
.roadmap-item small {
  color: var(--muted);
  font: 500 9px/1 var(--font-mono);
  letter-spacing: 0.12em;
}

.roadmap-item strong {
  font-size: 16px;
  font-weight: 540;
}

.roadmap-item.is-live {
  color: var(--text);
  transition: padding 220ms ease, background 220ms ease, color 220ms ease;
}

.roadmap-item.is-live small {
  color: var(--accent);
}

.roadmap-item.is-live:hover,
.roadmap-item.is-live:focus-visible {
  outline: none;
  padding-inline: 14px;
  color: var(--accent);
  background: var(--accent-soft);
}

body.review-page {
  background: var(--bg-deep);
}

.review-page .workspace-header {
  position: fixed;
  background:
    linear-gradient(180deg, rgba(8, 16, 24, 0.88), rgba(8, 16, 24, 0.28) 72%, transparent);
  backdrop-filter: blur(12px);
}

.review-shell {
  min-height: 100vh;
}

.review-hero {
  position: relative;
  min-height: 78svh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(270px, 370px);
  align-items: end;
  gap: clamp(34px, 6vw, 92px);
  overflow: hidden;
  padding: 150px clamp(24px, 5.2vw, 86px) 84px;
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}

.review-hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.review-hero-media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  opacity: 0.74;
  filter: saturate(0.9) contrast(1.08) brightness(0.78);
}

.review-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(2, 5, 8, 0.96) 0%, rgba(2, 5, 8, 0.74) 38%, rgba(2, 5, 8, 0.28) 100%),
    linear-gradient(180deg, rgba(2, 5, 8, 0.48), rgba(2, 5, 8, 0.93));
}

.review-hero-copy {
  max-width: 860px;
}

.review-hero h1,
.review-heading h2 {
  margin: 0;
  font-weight: 560;
  line-height: 1.08;
  letter-spacing: 0;
}

.review-hero h1 {
  font-size: 92px;
}

.review-hero-copy > p:last-child {
  max-width: 650px;
  margin: 28px 0 0;
  color: rgba(237, 244, 242, 0.68);
  font-size: 15px;
  line-height: 2;
}

.review-hero-panel {
  display: grid;
  gap: 1px;
  border: 1px solid rgba(200, 224, 222, 0.14);
  background: rgba(200, 224, 222, 0.08);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(18px);
}

.review-hero-panel > div {
  min-height: 112px;
  padding: 22px;
  background: rgba(8, 16, 24, 0.78);
}

.review-hero-panel span,
.review-hero-panel small,
.round2-meta span,
.round2-meta small,
.resource-actions small,
.path-list span {
  font-family: var(--font-mono);
}

.review-hero-panel span {
  display: block;
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.16em;
}

.review-hero-panel strong {
  display: block;
  margin-top: 15px;
  color: var(--accent);
  font-size: 36px;
  font-weight: 470;
  line-height: 1;
}

.review-hero-panel small {
  display: block;
  margin-top: 10px;
  color: rgba(237, 244, 242, 0.58);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.review-board,
.review-path {
  position: relative;
  isolation: isolate;
  padding: 92px clamp(24px, 5.2vw, 86px);
}

.review-board::before {
  background:
    repeating-radial-gradient(ellipse at 74% 20%, transparent 0 7rem, rgba(115, 242, 197, 0.055) 7.08rem 7.15rem, transparent 7.24rem 11rem),
    radial-gradient(ellipse at 76% 8%, rgba(13, 23, 36, 0.38), transparent 34rem),
    linear-gradient(180deg, rgba(8, 16, 24, 0.18), transparent 26rem);
}

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

.review-heading {
  position: relative;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 34px;
}

.archive-group,
.topic-section {
  position: relative;
}

.archive-group-heading,
.topic-section-heading {
  position: relative;
  overflow: hidden;
}

.archive-group-heading::after,
.topic-section-heading::after,
.review-heading::after {
  content: "";
  position: absolute;
  inset: -20px 0 -1px 26%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.66;
  background:
    repeating-radial-gradient(ellipse at 86% 55%, transparent 0 4.8rem, rgba(115, 242, 197, 0.06) 4.86rem 4.92rem, transparent 5rem 7.8rem),
    linear-gradient(90deg, transparent, rgba(13, 23, 36, 0.28) 46%, rgba(16, 32, 31, 0.08));
}

.review-heading::after {
  inset: -28px 0 -12px 30%;
  opacity: 0.78;
}

.archive-group-heading > *,
.topic-section-heading > *,
.review-heading > * {
  position: relative;
  z-index: 1;
}

.review-heading.compact {
  margin-bottom: 22px;
}

.review-heading h2 {
  font-size: 64px;
}

.review-heading > p {
  max-width: 510px;
  margin: 0 0 8px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.9;
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
  gap: 18px;
}

.round2-card {
  position: relative;
  isolation: isolate;
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background:
    linear-gradient(135deg, rgba(16, 32, 31, 0.92), rgba(8, 16, 24, 0.82)),
    var(--panel);
  box-shadow:
    inset 0 0 0 1px rgba(115, 242, 197, 0.03),
    0 24px 70px rgba(0, 0, 0, 0.2);
  transition: transform 280ms ease, border-color 220ms ease, box-shadow 280ms ease;
}

.round2-card.is-featured {
  grid-column: span 2;
  min-height: 448px;
  grid-template-columns: minmax(420px, 0.96fr) minmax(0, 1.04fr);
}

.round2-card:hover {
  border-color: var(--accent-line);
  box-shadow:
    inset 0 0 0 1px rgba(115, 242, 197, 0.14),
    0 30px 90px rgba(0, 0, 0, 0.34);
  transform: translateY(-5px);
}

.round2-card.is-locked {
  border-color: rgba(200, 224, 222, 0.08);
  background:
    linear-gradient(135deg, rgba(11, 21, 27, 0.9), rgba(8, 16, 24, 0.78)),
    var(--panel);
}

.round2-card.is-dense .round2-content h3 {
  max-width: 13em;
  font-size: 36px;
  line-height: 1.18;
}

.round2-visual {
  position: relative;
  min-height: 0;
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  overflow: hidden;
  padding: clamp(16px, 2vw, 28px);
  border-bottom: 1px solid rgba(200, 224, 222, 0.1);
  background:
    radial-gradient(circle at 34% 22%, rgba(115, 242, 197, 0.2), transparent 34%),
    radial-gradient(circle at 74% 78%, rgba(48, 130, 255, 0.14), transparent 34%),
    linear-gradient(135deg, rgba(13, 23, 36, 0.92), rgba(7, 20, 24, 0.98));
}

.round2-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(135deg, rgba(8, 16, 24, 0.08), rgba(8, 16, 24, 0.24)),
    linear-gradient(180deg, transparent 48%, rgba(8, 16, 24, 0.18));
}

.round2-visual::before {
  content: "PDF";
  position: absolute;
  left: 18px;
  bottom: 18px;
  z-index: 3;
  padding: 6px 9px;
  border: 1px solid rgba(237, 244, 242, 0.16);
  color: rgba(237, 244, 242, 0.74);
  background: rgba(8, 16, 24, 0.56);
  font: 700 10px/1 var(--font-mono);
  letter-spacing: 0.16em;
  backdrop-filter: blur(8px);
}

.round2-card.is-featured .round2-visual {
  min-height: 100%;
  aspect-ratio: auto;
  padding: clamp(20px, 2.8vw, 40px);
  border-right: 1px solid rgba(200, 224, 222, 0.1);
  border-bottom: 0;
}

.round2-card.is-locked .round2-visual {
  background:
    radial-gradient(circle at 34% 22%, rgba(255, 200, 87, 0.12), transparent 34%),
    linear-gradient(135deg, rgba(11, 21, 27, 0.95), rgba(8, 16, 24, 0.98));
}

.round2-card.is-locked .round2-visual::before {
  border-color: rgba(255, 200, 87, 0.22);
  color: #ffe29c;
  background: rgba(8, 16, 24, 0.6);
}

.round2-card.is-locked .round2-visual::after {
  background:
    linear-gradient(135deg, rgba(8, 16, 24, 0.2), rgba(8, 16, 24, 0.34)),
    linear-gradient(180deg, transparent 46%, rgba(8, 16, 24, 0.28));
}

.round2-visual img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  max-height: 100%;
  display: block;
  object-fit: contain;
  opacity: 0.94;
  filter: saturate(1.02) contrast(1.08) brightness(0.94);
  transform: scale(1);
  transition: transform 600ms ease, filter 280ms ease, opacity 280ms ease;
}

.round2-card.is-featured .round2-visual img {
  max-height: 390px;
}

.round2-card:hover .round2-visual img {
  opacity: 1;
  filter: saturate(1.1) contrast(1.12) brightness(1.04);
  transform: scale(1.025);
}

.round2-card.is-locked .round2-visual img {
  opacity: 0.62;
  filter: grayscale(0.48) saturate(0.72) contrast(1.04) brightness(0.78);
}

.round2-card.is-locked:hover .round2-visual img {
  opacity: 0.78;
  filter: grayscale(0.26) saturate(0.86) contrast(1.08) brightness(0.9);
}

.round2-content {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(24px, 3vw, 42px);
}

.round2-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.round2-meta {
  min-width: 0;
  display: grid;
  gap: 9px;
}

.round2-meta span {
  color: var(--accent);
  font-size: 10px;
  letter-spacing: 0.16em;
}

.round2-meta small {
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.12em;
}

.round2-status {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  min-height: 29px;
  padding: 0 10px;
  border: 1px solid rgba(115, 242, 197, 0.36);
  border-radius: 999px;
  color: var(--accent);
  background: rgba(8, 16, 24, 0.52);
  font-size: 11px;
  font-weight: 720;
  letter-spacing: 0.06em;
}

.round2-status.is-member {
  border-color: rgba(255, 200, 87, 0.36);
  color: #ffe29c;
  background: rgba(255, 200, 87, 0.08);
}

.round2-status.is-view {
  border-color: rgba(111, 191, 255, 0.34);
  color: #b9ddff;
  background: rgba(111, 191, 255, 0.08);
}

.round2-content h3 {
  max-width: 100%;
  margin: 0;
  color: var(--text);
  font-size: clamp(28px, 2.2vw, 40px);
  font-weight: 560;
  line-height: 1.16;
  letter-spacing: 0;
}

.round2-card.is-featured .round2-content h3 {
  font-size: clamp(38px, 3.1vw, 56px);
  line-height: 1.1;
}

.round2-card.is-locked .round2-content h3 {
  color: rgba(237, 244, 242, 0.82);
}

.round2-content p {
  max-width: 620px;
  margin: 16px 0 0;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.85;
}

.round2-card.is-locked .round2-content p {
  color: rgba(200, 224, 222, 0.62);
}

.topic-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.topic-points li {
  padding: 8px 10px;
  border: 1px solid rgba(200, 224, 222, 0.12);
  color: rgba(237, 244, 242, 0.76);
  background: rgba(237, 244, 242, 0.04);
  font-size: 11px;
  line-height: 1.35;
}

.round2-card.is-locked .topic-points li {
  border-color: rgba(200, 224, 222, 0.08);
  color: rgba(237, 244, 242, 0.6);
}

.resource-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(156px, 1fr));
  gap: 10px;
  margin-top: 26px;
}

.resource-actions a,
.resource-disabled {
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  border: 1px solid var(--line-strong);
  color: var(--text);
  background: rgba(8, 16, 24, 0.52);
  transition: border-color 180ms ease, background 180ms ease, color 180ms ease, transform 180ms ease;
}

.round2-card.is-locked .resource-actions a {
  border-color: rgba(255, 200, 87, 0.22);
  color: #ffe29c;
  background: rgba(255, 200, 87, 0.06);
}

.resource-actions a:hover,
.resource-actions a:focus-visible {
  outline: none;
  border-color: var(--accent-line);
  color: var(--accent);
  background: var(--accent-soft);
  transform: translateY(-2px);
}

.round2-card.is-locked .resource-actions a:hover,
.round2-card.is-locked .resource-actions a:focus-visible {
  border-color: rgba(255, 200, 87, 0.42);
  color: #ffe9b4;
  background: rgba(255, 200, 87, 0.1);
}

.resource-actions span {
  min-width: 0;
  font-size: 13px;
  font-weight: 650;
  line-height: 1.35;
}

.resource-actions small {
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.09em;
  white-space: nowrap;
}

.resource-disabled {
  grid-column: 1 / -1;
  justify-content: center;
  color: var(--muted);
}

.path-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--line);
  list-style: none;
}

.path-list li {
  min-height: 178px;
  padding: 24px;
  background: rgba(7, 13, 19, 0.86);
}

.path-list span {
  color: var(--accent);
  font-size: 10px;
  letter-spacing: 0.15em;
}

.path-list strong {
  display: block;
  margin-top: 30px;
  font-size: 18px;
  font-weight: 560;
}

.path-list p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.8;
}

.add-steps li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 22px;
  padding: 25px 0;
  border-bottom: 1px solid var(--line);
}

.add-steps > li > span {
  color: var(--accent);
  font: 500 11px/1.5 var(--font-mono);
}

.add-steps strong {
  display: block;
  font-size: 15px;
  letter-spacing: 0.04em;
}

.add-steps p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.add-steps code {
  color: var(--text-soft);
}

.workspace-footer {
  min-height: 96px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-inline: clamp(28px, 4vw, 74px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font: 550 9px/1.5 var(--font-mono);
  letter-spacing: 0.13em;
}

.workspace-footer b {
  color: var(--text-soft);
  font-weight: 500;
}

.workspace-footer .icp-link {
  color: var(--text-soft);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.workspace-footer .icp-link:hover,
.workspace-footer .icp-link:focus-visible {
  color: var(--accent);
}

.review-footer {
  margin-left: 0;
}

body.auth-dashboard {
  --rail-width: 196px;
  --rail-peek-width: 40px;
  --rail-hidden-offset: calc(var(--rail-width) - var(--rail-peek-width));
}

body.auth-dashboard .control-rail {
  inset: 0 auto 0 0;
  z-index: 50;
  width: var(--rail-width);
  padding: 0;
  border-right: 1px solid rgba(200, 224, 222, 0.14);
  border-radius: 0;
  opacity: 1;
  pointer-events: auto;
  background:
    linear-gradient(180deg, rgba(11, 21, 27, 0.9), rgba(8, 16, 24, 0.88)),
    var(--bg);
  backdrop-filter: blur(22px);
  overflow: visible;
  transform: translateX(calc(-1 * var(--rail-hidden-offset)));
  transition:
    box-shadow 260ms ease,
    background 260ms ease,
    transform 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

body.auth-dashboard .control-rail:hover,
body.auth-dashboard .control-rail:focus-within,
body.auth-dashboard.rail-open .control-rail,
body.auth-dashboard.rail-pinned .control-rail {
  background:
    linear-gradient(180deg, rgba(11, 21, 27, 0.96), rgba(8, 16, 24, 0.94)),
    var(--bg);
  box-shadow: 18px 0 48px rgba(0, 0, 0, 0.34);
  transform: translateX(0);
}

body.auth-dashboard .rail-content {
  height: 100%;
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 24px 16px 20px;
  opacity: 0;
  overflow-y: auto;
  pointer-events: none;
  transition: opacity 180ms ease;
}

body.auth-dashboard .control-rail:hover .rail-content,
body.auth-dashboard .control-rail:focus-within .rail-content,
body.auth-dashboard.rail-open .rail-content,
body.auth-dashboard.rail-pinned .rail-content {
  opacity: 1;
  pointer-events: auto;
  transition-delay: 90ms;
}

body.auth-dashboard .rail-peek {
  position: absolute;
  top: 50%;
  right: -14px;
  z-index: 2;
  width: 34px;
  min-height: 112px;
  display: grid;
  place-items: center;
  padding: 12px 0;
  border: 1px solid rgba(115, 242, 197, 0.32);
  color: var(--accent);
  background:
    linear-gradient(180deg, rgba(115, 242, 197, 0.16), rgba(8, 16, 24, 0.9)),
    rgba(8, 16, 24, 0.9);
  box-shadow: 0 0 0 1px rgba(8, 16, 24, 0.72), 0 16px 36px rgba(0, 0, 0, 0.3);
  cursor: pointer;
  transform: translateY(-50%);
  transition:
    border-color 180ms ease,
    background 180ms ease,
    color 180ms ease,
    transform 260ms ease;
}

body.auth-dashboard .rail-peek::before {
  content: "";
  width: 1px;
  height: 26px;
  margin-bottom: 8px;
  background: currentColor;
  opacity: 0.72;
}

body.auth-dashboard .rail-peek span {
  color: inherit;
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.18em;
  text-orientation: mixed;
  writing-mode: vertical-rl;
}

body.auth-dashboard .rail-peek:hover,
body.auth-dashboard .rail-peek:focus-visible,
body.auth-dashboard.rail-open .rail-peek,
body.auth-dashboard.rail-pinned .rail-peek {
  outline: none;
  border-color: rgba(115, 242, 197, 0.62);
  background:
    linear-gradient(180deg, rgba(115, 242, 197, 0.28), rgba(8, 16, 24, 0.94)),
    rgba(8, 16, 24, 0.94);
  transform: translateY(-50%) translateX(2px);
}

body.auth-dashboard .rail-brand strong {
  font-size: 14px;
  line-height: 1.35;
}

body.auth-dashboard .rail-brand small {
  font-size: 8px;
  letter-spacing: 0.14em;
}

body.auth-dashboard .rail-label {
  margin: 42px 6px 12px;
  font-size: 9px;
}

body.auth-dashboard .rail-link {
  min-height: 42px;
  padding: 0 8px;
}

body.auth-dashboard .rail-link::before {
  margin-right: 8px;
}

body.auth-dashboard .rail-link span {
  min-width: 0;
  overflow: hidden;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

body.auth-dashboard .rail-guide {
  gap: 9px;
  padding: 12px 8px;
}

body.auth-dashboard .rail-guide > span:first-child {
  width: 26px;
  height: 26px;
}

body.auth-dashboard .rail-guide strong {
  font-size: 11px;
}

body.auth-dashboard .rail-guide small {
  font-size: 8px;
  letter-spacing: 0.1em;
}

body.auth-dashboard .system-state {
  margin-top: 16px;
  padding: 0 6px;
}

body.auth-dashboard .system-state strong,
body.auth-dashboard .system-state small {
  font-size: 8px;
  letter-spacing: 0.12em;
}

body.auth-dashboard .workspace {
  width: calc(100% - var(--rail-peek-width));
  min-height: 100vh;
  margin-left: var(--rail-peek-width);
}

body.auth-dashboard .workspace-header {
  position: fixed;
  inset: 0 0 auto var(--rail-peek-width);
  min-height: 98px;
  padding: 0 clamp(24px, 4vw, 74px);
  background: linear-gradient(180deg, rgba(8, 16, 24, 0.78), rgba(8, 16, 24, 0.22) 72%, transparent);
  backdrop-filter: blur(10px);
}

body.auth-dashboard .hero {
  padding-left: clamp(24px, 5.2vw, 86px);
  padding-right: clamp(24px, 5.2vw, 86px);
}

body.auth-dashboard .library,
body.auth-dashboard .system-map,
body.auth-dashboard .add-demo,
body.auth-dashboard .review-board,
body.auth-dashboard .review-path,
body.auth-dashboard .workspace-footer {
  margin-left: 0;
}

@media (max-width: 860px) {
  body.auth-dashboard {
    --rail-width: 0px;
    --rail-peek-width: 0px;
  }

  body.auth-dashboard .workspace {
    width: 100%;
    margin-left: 0;
  }

  body.auth-dashboard .workspace-header {
    inset: 0 0 auto 0;
  }

  body.auth-dashboard .control-rail {
    inset: 78px 14px auto;
    width: auto;
    height: auto;
    display: flex;
    flex-direction: row;
    padding: 8px;
    border: 1px solid rgba(200, 224, 222, 0.14);
    border-radius: 999px;
    overflow-x: auto;
    overflow-y: hidden;
    transform: none;
  }

  body.auth-dashboard .rail-content {
    height: auto;
    display: block;
    padding: 0;
    opacity: 1;
    overflow: visible;
    pointer-events: auto;
  }

  body.auth-dashboard .rail-peek {
    display: none;
  }

  body.auth-dashboard .rail-brand,
  body.auth-dashboard .rail-label,
  body.auth-dashboard .rail-spacer,
  body.auth-dashboard .rail-guide,
  body.auth-dashboard .system-state {
    display: none;
  }

  body.auth-dashboard .rail-nav {
    width: 100%;
    display: flex;
    gap: 4px;
    overflow-x: auto;
    padding-right: 18px;
    scroll-padding-inline: 8px 24px;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  body.auth-dashboard .rail-link {
    width: auto;
    min-width: max-content;
    min-height: 36px;
    padding: 0 10px;
  }

  body.auth-dashboard .rail-link::before,
  body.auth-dashboard .rail-link b {
    display: none;
  }
}

noscript {
  position: fixed;
  inset: auto 20px 20px;
  z-index: 120;
  padding: 14px;
  color: var(--bg);
  background: var(--accent);
}

@media (max-width: 1100px) {
  .archive-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .index-body {
    grid-template-columns: 0.75fr 1.25fr;
    gap: 60px;
  }

  .review-hero {
    grid-template-columns: 1fr;
    align-items: end;
  }

  .review-hero-panel {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .round2-card,
  .round2-card.is-featured {
    grid-column: auto;
  }

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

  .round1-catalog-card {
    grid-template-columns: 1fr;
  }

  .round1-catalog-actions {
    justify-items: start;
  }
}

@media (max-width: 860px) {
  :root {
    --rail-width: 0px;
  }

  .workspace-header {
    min-height: 78px;
    padding-inline: 24px;
  }

  .hero {
    padding: 126px 24px 108px;
  }

  .hero-copy {
    width: min(72vw, 620px);
  }

  .hero-background-video,
  .hero-frame {
    object-position: 62% center;
  }

  .index-body {
    grid-template-columns: 1fr;
    align-content: center;
    gap: 52px;
  }

  .control-rail {
    inset: 0 0 auto;
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: row;
    padding: 10px 14px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    transform: translateY(-100%);
  }

  body.library-nav-visible .control-rail {
    transform: translateY(0);
  }

  .rail-brand,
  .rail-label,
  .rail-spacer,
  .rail-guide,
  .system-state {
    display: none;
  }

  .rail-nav {
    width: 100%;
    display: flex;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .rail-link {
    width: auto;
    min-width: max-content;
    min-height: 38px;
    padding: 0 12px;
  }

  .rail-link::before,
  .rail-link b {
    display: none;
  }

  .library,
  .system-map,
  .add-demo,
  .workspace-footer {
    margin-left: 0;
  }

  .library {
    padding: 82px 24px 96px;
    scroll-margin-top: 58px;
  }

  .system-map,
  .add-demo {
    grid-template-columns: 1fr;
    padding: 82px 24px;
  }

  .workspace-footer {
    padding-inline: 24px;
  }

  .archive-entry.featured {
    grid-column: span 2;
  }

  .review-hero {
    min-height: 76svh;
    padding: 126px 24px 70px;
  }

  .review-hero h1 {
    max-width: 700px;
    font-size: 76px;
  }

  .review-board,
  .review-path {
    padding: 82px 24px;
  }

  .review-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .round2-card,
  .round2-card.is-featured {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .round2-visual,
  .round2-card.is-featured .round2-visual {
    min-height: 0;
    aspect-ratio: 16 / 9;
    border-right: 0;
    border-bottom: 1px solid rgba(200, 224, 222, 0.1);
  }

  .round2-visual img,
  .round2-card.is-featured .round2-visual img {
    max-height: 100%;
  }
}

@media (max-width: 640px) {
  .workspace-header {
    min-height: 72px;
    padding-inline: 18px;
  }

  .top-brand strong {
    font-size: 14px;
  }

  .top-brand small {
    display: none;
  }

  .header-actions {
    gap: 20px;
  }

  .header-entry {
    display: none;
  }

  .header-actions button,
  .header-entry {
    font-size: 11px;
  }

  .hero {
    min-height: 92svh;
    padding: 108px 18px 96px;
  }

  .hero-media {
    inset: -1%;
  }

  .hero-background-video,
  .hero-frame {
    object-position: 65% center;
    filter: saturate(0.84) contrast(1.06) brightness(0.7);
  }

  .hero-vignette {
    background:
      linear-gradient(180deg, rgba(2, 5, 8, 0.75), rgba(2, 5, 8, 0.32) 38%, rgba(2, 5, 8, 0.5) 64%, rgba(2, 5, 8, 0.95)),
      linear-gradient(90deg, rgba(2, 5, 8, 0.84), rgba(2, 5, 8, 0.34) 78%);
  }

  .hero-copy {
    width: 100%;
    align-self: flex-end;
  }

  .hero h1 {
    max-width: 360px;
    font-size: clamp(44px, 13vw, 60px);
  }

  .hero-intro {
    font-size: 13px;
    line-height: 1.85;
  }

  .action-primary {
    min-width: 174px;
    min-height: 52px;
    margin-top: 32px;
  }

  .hero-carousel-dots {
    bottom: 24px;
    gap: 7px;
    min-height: 22px;
    padding: 6px 9px;
  }

  .hero-carousel-dot {
    width: 5px;
    height: 5px;
    flex-basis: 5px;
  }

  .function-index {
    padding-inline: 18px;
  }

  .index-header {
    min-height: 72px;
  }

  .index-body {
    display: block;
    padding: 56px 0;
  }

  .index-intro h2,
  .system-map h2,
  .add-demo h2,
  .section-heading h2 {
    font-size: 42px;
  }

  .entrance-list {
    margin-top: 52px;
  }

  .entrance-item {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 12px;
  }

  .entrance-item small {
    display: none;
  }

  .library {
    padding: 72px 18px 86px;
  }

  .section-heading,
  .library-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .library-toolbar {
    gap: 8px;
  }

  .search-box {
    width: 100%;
  }

  .toolbar-note {
    display: none;
  }

  .archive-list {
    grid-template-columns: 1fr;
    grid-auto-rows: minmax(236px, auto);
  }

  .archive-entry,
  .archive-entry.featured {
    grid-column: auto;
    gap: 18px;
    min-height: 236px;
    padding: 18px;
  }

  .entry-index {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .entry-index small {
    margin-top: 0;
  }

  .entry-copy h3,
  .featured .entry-copy h3 {
    max-width: 12em;
    font-size: 30px;
  }

  .system-map,
  .add-demo {
    padding: 72px 18px;
  }

  .workspace-footer {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding-inline: 18px;
  }

  .review-hero {
    min-height: 84svh;
    padding: 104px 18px 54px;
  }

  .review-hero-media img {
    object-position: 58% center;
    filter: saturate(0.84) contrast(1.08) brightness(0.7);
  }

  .review-hero::after {
    background:
      linear-gradient(180deg, rgba(2, 5, 8, 0.78), rgba(2, 5, 8, 0.5) 38%, rgba(2, 5, 8, 0.98)),
      linear-gradient(90deg, rgba(2, 5, 8, 0.88), rgba(2, 5, 8, 0.34) 88%);
  }

  .review-hero h1 {
    font-size: 46px;
  }

  .review-hero-copy > p:last-child {
    font-size: 13px;
    line-height: 1.85;
  }

  .review-hero-panel {
    grid-template-columns: 1fr;
  }

  .review-hero-panel > div {
    min-height: 92px;
    padding: 18px;
  }

  .review-board,
  .review-path {
    padding: 72px 18px;
  }

  .review-heading h2 {
    font-size: 42px;
  }

  .round2-visual,
  .round2-card.is-featured .round2-visual {
    min-height: 0;
    aspect-ratio: 4 / 3;
    padding: 16px;
  }

  .round2-content {
    padding: 22px;
  }

  .round2-card-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 22px;
  }

  .round2-meta {
    gap: 8px;
  }

  .round2-meta small {
    text-align: left;
  }

  .round2-content h3 {
    max-width: 100%;
    font-size: 34px;
  }

  .resource-actions,
  .path-list {
    grid-template-columns: 1fr;
  }

  .path-list li {
    min-height: 150px;
    padding: 20px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}