:root {
  color-scheme: dark;
  --ink: #060310;
  --ink-soft: #101310;
  --paper: #f2efe5;
  --paper-soft: rgba(242, 239, 229, 0.68);
  --muted: rgba(242, 239, 229, 0.48);
  --line: rgba(242, 239, 229, 0.16);
  --line-strong: rgba(242, 239, 229, 0.28);
  --accent: hsl(var(--hue, 255) 76% 74%);
  --accent-rgb: var(--hue-rgb, 167, 139, 250);
  --warm: #da7459;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --px: 0;
  --py: 0;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--ink);
  scroll-behavior: smooth;
}

body {
  min-height: 100%;
  margin: 0;
  overflow-x: hidden;
  background: var(--ink);
  color: var(--paper);
  font-family:
    "Avenir Next",
    "Helvetica Neue",
    "PingFang SC",
    "Hiragino Sans GB",
    sans-serif;
  letter-spacing: 0;
  text-rendering: geometricPrecision;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 140 140' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.2'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
  opacity: 0.15;
  content: "";
}

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

button {
  color: inherit;
  font: inherit;
}

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

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 60;
  transform: translateY(-180%);
  border-radius: 4px;
  background: var(--accent);
  color: var(--ink);
  padding: 10px 14px;
}

.skip-link:focus {
  transform: translateY(0);
}

.project-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 40;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 24px;
  height: 92px;
  padding: 0 48px;
  background: linear-gradient(to bottom, rgba(6, 3, 16, 0.92), rgba(6, 3, 16, 0));
}

.project-brand {
  display: inline-flex;
  align-items: center;
  width: max-content;
}

.project-brand img {
  width: 102px;
  height: 42px;
  object-fit: contain;
  object-position: left center;
}

.project-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--paper-soft);
  font-size: 14px;
}

.project-nav a {
  position: relative;
  padding: 9px 0;
}

.project-nav a::after {
  position: absolute;
  right: 0;
  bottom: 3px;
  left: 0;
  height: 1px;
  background: var(--accent);
  content: "";
  opacity: 0;
  transform: scaleX(0.4);
  transition: opacity 180ms ease, transform 300ms var(--ease);
}

.project-nav a:hover,
.project-nav a:focus-visible {
  color: var(--paper);
  outline: none;
}

.project-nav a:hover::after,
.project-nav a:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
}

.contact-nav {
  color: var(--accent);
}

.project-index-main {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  padding: 148px 48px 72px;
}

.index-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 72px;
  align-items: end;
  max-width: 1440px;
  margin: 0 auto 72px;
}

.eyebrow {
  margin: 0 0 22px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
}

.index-intro h1,
.project-hero h1 {
  margin: 0;
  font-family:
    "Songti SC",
    "STSong",
    "Noto Serif SC",
    serif;
  font-size: 82px;
  font-weight: 560;
  line-height: 1.04;
  letter-spacing: 0;
}

.index-intro > p {
  max-width: 480px;
  margin: 0 0 8px;
  color: var(--paper-soft);
  font-size: 17px;
  line-height: 1.9;
}

.project-index-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(340px, 0.84fr);
  gap: 72px;
  max-width: 1440px;
  margin: 0 auto;
}

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

.list-group {
  display: block;
  padding: 26px 0 10px;
  color: rgba(236, 233, 247, 0.4);
  font-family: "SF Mono", "JetBrains Mono", ui-monospace, monospace;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.list-group + .project-row {
  border-top: 1px solid var(--line-strong);
}

.project-row {
  position: relative;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) minmax(150px, 0.48fr) 32px;
  gap: 18px;
  align-items: center;
  min-height: 112px;
  border-bottom: 1px solid var(--line);
  transition: color 240ms ease;
}

.project-row::before {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(var(--row-rgb, 167, 139, 250), 0.09), transparent 72%);
  content: "";
  opacity: 0;
  transform: scaleX(0.76);
  transform-origin: left;
  transition: opacity 240ms ease, transform 480ms var(--ease);
}

.project-row:hover::before,
.project-row:focus-visible::before {
  opacity: 1;
  transform: scaleX(1);
}

.project-row:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 4px;
}

.project-row > * {
  position: relative;
  z-index: 1;
}

.project-number {
  color: rgba(var(--row-rgb, 167, 139, 250), 0.9);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.project-name strong {
  display: block;
  color: rgba(242, 239, 229, 0.96);
  font-size: 24px;
  font-weight: 580;
  line-height: 1.18;
}

.project-name span,
.project-outcome {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.project-name span {
  display: block;
  margin-top: 7px;
}

.project-arrow {
  color: var(--paper-soft);
  font-size: 24px;
  transform: translateX(0);
  transition: color 180ms ease, transform 320ms var(--ease);
}

.project-row:hover .project-arrow,
.project-row:focus-visible .project-arrow {
  color: rgb(var(--row-rgb, 167, 139, 250));
  transform: translateX(5px);
}

.project-preview {
  position: sticky;
  top: 128px;
  align-self: start;
  height: min(620px, calc(100dvh - 164px));
  min-height: 460px;
  overflow: hidden;
  border-left: 1px solid var(--line);
}

.preview-grid,
.hero-system-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(242, 239, 229, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(242, 239, 229, 0.055) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 60% 48%, black, transparent 74%);
}

.preview-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 340px;
  height: 340px;
  border: 1px solid rgba(var(--preview-rgb, 167, 139, 250), 0.26);
  border-radius: 50%;
  transform: translate3d(calc(-50% + var(--px) * 12px), calc(-50% + var(--py) * 10px), 0);
  transition: border-color 300ms ease;
}

.preview-orbit::before,
.preview-orbit::after {
  position: absolute;
  border: 1px solid rgba(242, 239, 229, 0.12);
  border-radius: 50%;
  content: "";
}

.preview-orbit::before {
  inset: 48px -62px;
  transform: rotate(34deg);
}

.preview-orbit::after {
  inset: -52px 62px;
  transform: rotate(-24deg);
}

.preview-axis {
  position: absolute;
  top: 50%;
  right: 4%;
  left: 4%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(242, 239, 229, 0.32), transparent);
}

.preview-axis::before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  border: 2px solid rgb(var(--preview-rgb, 167, 139, 250));
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 0 28px rgba(var(--preview-rgb, 167, 139, 250), 0.58);
  content: "";
  transform: translate(-50%, -50%);
}

.preview-copy {
  position: absolute;
  right: 34px;
  bottom: 34px;
  left: 34px;
}

.preview-copy span {
  display: block;
  margin-bottom: 10px;
  color: rgb(var(--preview-rgb, 167, 139, 250));
  font-size: 11px;
  text-transform: uppercase;
}

.preview-copy strong {
  display: block;
  max-width: 420px;
  font-size: 30px;
  font-weight: 560;
  line-height: 1.2;
}

.project-page {
  --accent: #a78bfa;
  --accent-rgb: 167, 139, 250;
}

.project-page[data-project="archflow"] {
  --accent: #79d7b6;
  --accent-rgb: 121, 215, 182;
}

.project-page[data-project="alfred"] {
  --accent: #e8bb70;
  --accent-rgb: 232, 187, 112;
}

.project-page[data-project="changan"] {
  --accent: #d9b46c;
  --accent-rgb: 217, 180, 108;
}

.project-page[data-project="render"] {
  --accent: #b7d7ed;
  --accent-rgb: 183, 215, 237;
}

.project-page[data-project="venue"] {
  --accent: #e5dd52;
  --accent-rgb: 229, 221, 82;
}

.project-page[data-project="bench"] {
  --accent: #de795d;
  --accent-rgb: 222, 121, 93;
}

.project-main {
  position: relative;
  z-index: 1;
}

.redirect-page {
  display: grid;
  min-height: 100dvh;
  place-items: center;
  padding: 28px;
}

.redirect-page main {
  width: min(760px, 100%);
  border-top: 1px solid var(--line-strong);
  padding-top: 36px;
}

.redirect-page h1 {
  margin: 0 0 26px;
  font-family: "Songti SC", "STSong", serif;
  font-size: clamp(38px, 7vw, 72px);
  font-weight: 560;
  line-height: 1.12;
}

.redirect-page a {
  color: var(--accent);
}

.project-hero {
  position: relative;
  display: grid;
  align-items: end;
  min-height: calc(100dvh - 34px);
  overflow: hidden;
  padding: 150px 48px 76px;
  isolation: isolate;
}

.hero-visual {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  background: #090b0a;
}

.hero-visual::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6, 3, 16, 0.96) 0%, rgba(6, 3, 16, 0.76) 42%, rgba(6, 3, 16, 0.20) 76%, rgba(6, 3, 16, 0.42) 100%),
    linear-gradient(to top, rgba(6, 3, 16, 0.82), transparent 52%);
  content: "";
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.72;
  transform: scale(1.025) translate3d(calc(var(--px) * -6px), calc(var(--py) * -4px), 0);
  transition: transform 900ms var(--ease);
}

.hero-image.contain-image {
  object-fit: contain;
  object-position: 78% 54%;
  padding: 116px 8vw 48px 46vw;
  opacity: 0.92;
}

.project-hero-copy {
  width: min(760px, 72vw);
}

.status-line {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  color: var(--paper-soft);
  font-size: 12px;
  text-transform: uppercase;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 18px rgba(var(--accent-rgb), 0.72);
}

.project-hero h1 {
  max-width: 1100px;
  font-size: 96px;
}

.project-hero h1.long-title {
  font-size: 72px;
  line-height: 1.08;
}

.visually-muted {
  color: rgba(242, 239, 229, 0.68);
  font-family:
    "Avenir Next",
    "Helvetica Neue",
    "PingFang SC",
    sans-serif;
  font-size: 0.46em;
  font-weight: 500;
}

.hero-statement {
  max-width: 650px;
  margin: 30px 0 0;
  color: rgba(242, 239, 229, 0.78);
  font-size: 21px;
  line-height: 1.75;
}

.hero-foot {
  position: absolute;
  right: 48px;
  bottom: 28px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
}

.hero-foot::before {
  width: 42px;
  height: 1px;
  background: var(--accent);
  content: "";
}

.project-content {
  position: relative;
  background: #0a0c0b;
}

.content-band {
  display: grid;
  grid-template-columns: minmax(200px, 0.38fr) minmax(0, 1fr);
  gap: 80px;
  max-width: 1440px;
  margin: 0 auto;
  padding: 112px 48px;
  border-bottom: 1px solid var(--line);
}

.band-label {
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.band-body h2 {
  max-width: 920px;
  margin: 0 0 32px;
  font-family:
    "Songti SC",
    "STSong",
    "Noto Serif SC",
    serif;
  font-size: 52px;
  font-weight: 560;
  line-height: 1.18;
}

.band-body > p {
  max-width: 760px;
  margin: 0;
  color: var(--paper-soft);
  font-size: 18px;
  line-height: 1.95;
}

.intent-path {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 66px;
  border-top: 1px solid var(--line-strong);
}

.intent-step {
  position: relative;
  min-height: 210px;
  padding: 24px 28px 20px 0;
  border-right: 1px solid var(--line);
}

.intent-step + .intent-step {
  padding-left: 28px;
}

.intent-step:last-child {
  border-right: 0;
}

.intent-step span {
  display: block;
  margin-bottom: 46px;
  color: var(--accent);
  font-size: 11px;
}

.intent-step strong {
  display: block;
  margin-bottom: 12px;
  font-size: 19px;
  font-weight: 600;
}

.intent-step p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.evidence-band {
  max-width: 1440px;
  margin: 0 auto;
  padding: 112px 48px 124px;
}

.evidence-head {
  display: grid;
  grid-template-columns: minmax(200px, 0.38fr) minmax(0, 1fr);
  gap: 80px;
  margin-bottom: 56px;
}

.evidence-head h2 {
  max-width: 920px;
  margin: 0;
  font-family:
    "Songti SC",
    "STSong",
    "Noto Serif SC",
    serif;
  font-size: 52px;
  font-weight: 560;
  line-height: 1.18;
}

.evidence-media {
  position: relative;
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #101310;
}

.evidence-media img {
  width: 100%;
  height: auto;
}

.evidence-media.device-media {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  min-height: 720px;
  background:
    linear-gradient(rgba(242, 239, 229, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(242, 239, 229, 0.035) 1px, transparent 1px),
    #0b0e0c;
  background-size: 48px 48px;
}

.device-media img {
  align-self: center;
  width: min(360px, 62vw);
  max-height: 650px;
  margin: 28px auto;
  object-fit: contain;
  filter: drop-shadow(0 24px 48px rgba(0, 0, 0, 0.42));
}

.evidence-caption {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.device-media .evidence-caption {
  align-self: end;
  width: 100%;
}

.evidence-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 48px;
  border-top: 1px solid var(--line-strong);
}

.evidence-fact {
  min-height: 176px;
  padding: 24px 28px 16px 0;
  border-right: 1px solid var(--line);
}

.evidence-fact + .evidence-fact {
  padding-left: 28px;
}

.evidence-fact:last-child {
  border-right: 0;
}

.evidence-fact span {
  color: var(--accent);
  font-size: 11px;
}

.evidence-fact strong {
  display: block;
  margin-top: 38px;
  font-size: 18px;
  font-weight: 580;
  line-height: 1.5;
}

.boundary-note {
  max-width: 1440px;
  margin: 0 auto;
  padding: 44px 48px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--paper-soft);
  font-size: 14px;
  line-height: 1.8;
}

.boundary-note strong {
  margin-right: 18px;
  color: var(--accent);
  font-size: 11px;
  text-transform: uppercase;
}

.project-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 48px;
  max-width: 1440px;
  margin: 0 auto;
  padding: 96px 48px 52px;
}

.next-project span {
  display: block;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
}

.next-project strong {
  display: inline-block;
  font-family:
    "Songti SC",
    "STSong",
    "Noto Serif SC",
    serif;
  font-size: 42px;
  font-weight: 560;
  transition: color 180ms ease, transform 320ms var(--ease);
}

.next-project:hover strong,
.next-project:focus-visible strong {
  color: var(--accent);
  outline: none;
  transform: translateX(5px);
}

.footer-meta {
  color: var(--muted);
  font-size: 12px;
  text-align: right;
}

.system-visual {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.system-core {
  position: absolute;
  top: 50%;
  left: 72%;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(var(--accent-rgb), 0.52);
  border-radius: 50%;
  box-shadow:
    0 0 70px rgba(var(--accent-rgb), 0.12),
    inset 0 0 70px rgba(var(--accent-rgb), 0.07);
  transform: translate3d(calc(-50% + var(--px) * 10px), calc(-50% + var(--py) * 8px), 0);
}

.system-core::before,
.system-core::after {
  position: absolute;
  border: 1px solid rgba(242, 239, 229, 0.16);
  border-radius: 50%;
  content: "";
}

.system-core::before {
  inset: -72px;
}

.system-core::after {
  inset: 54px;
  background: var(--accent);
  box-shadow: 0 0 36px rgba(var(--accent-rgb), 0.72);
}

.system-line {
  position: absolute;
  top: 50%;
  right: 6%;
  left: 42%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), rgba(242, 239, 229, 0.4), transparent);
}

.system-line.alt {
  top: 39%;
  left: 53%;
  transform: rotate(-17deg);
  transform-origin: left;
  opacity: 0.45;
}

.system-line.third {
  top: 64%;
  left: 49%;
  transform: rotate(14deg);
  transform-origin: left;
  opacity: 0.3;
}

.archflow-hero .hero-image {
  object-position: 70% center;
  filter: saturate(0.64) brightness(0.62);
}

.render-hero .hero-image {
  object-position: center;
  filter: saturate(0.78) brightness(0.58);
}

.alfred-hero .hero-visual {
  background:
    linear-gradient(120deg, #060807 0%, #101914 48%, #090a09 100%);
}

.alfred-hero .hero-image {
  width: 46vw;
  height: 46vw;
  max-width: 650px;
  max-height: 650px;
  margin: 12vh 7vw 0 auto;
  object-fit: contain;
  opacity: 0.76;
  filter: drop-shadow(0 0 100px rgba(var(--accent-rgb), 0.16));
}

.changan-hero .hero-visual {
  background: #11120d;
}

.changan-hero .hero-image {
  width: min(560px, 42vw);
  height: 88%;
  margin: 8% 7vw 0 auto;
  object-fit: contain;
  object-position: right bottom;
  opacity: 0.88;
  filter: drop-shadow(0 28px 58px rgba(0, 0, 0, 0.54));
}

.schedule-visual {
  position: absolute;
  inset: 14% 5% 8% 48%;
  display: grid;
  grid-template-columns: 100px repeat(6, 1fr);
  grid-template-rows: 44px repeat(6, 1fr);
  border-top: 1px solid rgba(var(--accent-rgb), 0.5);
  border-left: 1px solid var(--line);
  opacity: 0.72;
  transform: perspective(800px) rotateY(-7deg) translate3d(calc(var(--px) * 6px), calc(var(--py) * 4px), 0);
}

.schedule-visual i {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.schedule-visual i:nth-child(8n + 4),
.schedule-visual i:nth-child(9n + 11),
.schedule-visual i:nth-child(13n + 9) {
  background: rgba(var(--accent-rgb), 0.18);
  box-shadow: inset 3px 0 0 var(--accent);
}

.diagnostic-view,
.agent-loop-view,
.ops-system-view,
.bench-matrix {
  min-height: 560px;
  padding: 38px;
  background:
    linear-gradient(rgba(242, 239, 229, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(242, 239, 229, 0.035) 1px, transparent 1px),
    #0b0e0c;
  background-size: 44px 44px;
}

.diagnostic-head,
.ops-head,
.matrix-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 11px;
}

.diagnostic-head strong,
.matrix-head strong {
  color: var(--paper);
  font-size: 14px;
  font-weight: 600;
}

.diagnostic-head i,
.ops-head i {
  color: var(--accent);
  font-style: normal;
}

.diagnostic-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 72px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.diagnostic-grid > div {
  min-height: 230px;
  padding: 26px 22px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.diagnostic-grid span,
.ops-columns span,
.ops-foundation span,
.matrix-columns span {
  color: var(--accent);
  font-size: 10px;
}

.diagnostic-grid strong {
  display: block;
  margin-top: 70px;
  font-size: 32px;
  font-weight: 540;
}

.diagnostic-grid small,
.ops-columns small,
.matrix-columns small {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.diagnostic-route {
  display: flex;
  align-items: center;
  margin-top: 58px;
  color: var(--paper-soft);
  font-size: 12px;
}

.diagnostic-route i {
  flex: 1;
  height: 1px;
  margin: 0 14px;
  background: linear-gradient(90deg, var(--accent), var(--line-strong));
}

.agent-loop-view {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(220px, 0.68fr) minmax(250px, 0.92fr);
  gap: 36px;
  align-items: center;
}

.agent-thread,
.agent-proposal {
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(242, 239, 229, 0.035);
  padding: 28px;
}

.agent-thread span,
.agent-proposal span,
.agent-thinking span {
  color: var(--accent);
  font-size: 10px;
}

.agent-thread p {
  margin: 46px 0 0;
  color: rgba(242, 239, 229, 0.92);
  font-family:
    "Songti SC",
    "STSong",
    serif;
  font-size: 25px;
  line-height: 1.6;
}

.agent-thinking {
  display: grid;
  gap: 16px;
  color: var(--muted);
  text-align: center;
}

.agent-thinking i {
  width: 1px;
  height: 50px;
  margin: 0 auto;
  background: linear-gradient(var(--line), var(--accent));
}

.agent-thinking i:first-child {
  display: none;
}

.agent-proposal strong {
  display: block;
  margin-top: 42px;
  font-size: 24px;
  font-weight: 580;
}

.agent-proposal p {
  margin: 14px 0 30px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.agent-proposal button {
  width: 100%;
  min-height: 46px;
  border: 1px solid rgba(var(--accent-rgb), 0.34);
  border-radius: 4px;
  background: rgba(var(--accent-rgb), 0.09);
  color: var(--paper-soft);
}

.ops-columns,
.matrix-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 72px;
  background: var(--line);
}

.ops-columns > div,
.matrix-columns > div {
  min-height: 250px;
  background: rgba(11, 14, 12, 0.96);
  padding: 28px;
}

.ops-columns strong,
.matrix-columns strong {
  display: block;
  margin-top: 78px;
  font-size: 22px;
  font-weight: 560;
  line-height: 1.45;
}

.ops-foundation {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  margin-top: 1px;
  background: var(--line);
}

.ops-foundation span {
  display: grid;
  place-items: center;
  min-height: 76px;
  background: rgba(11, 14, 12, 0.96);
  color: var(--paper-soft);
}

.matrix-columns {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.matrix-columns > div {
  min-height: 270px;
}

.bench-network {
  position: absolute;
  inset: 8% 3% 0 42%;
  transform: translate3d(calc(var(--px) * 8px), calc(var(--py) * 6px), 0);
}

.bench-network i {
  position: absolute;
  width: 12px;
  height: 12px;
  border: 1px solid rgba(var(--accent-rgb), 0.8);
  background: #0b0d0c;
  transform: rotate(45deg);
}

.bench-network i::after {
  position: absolute;
  top: 5px;
  left: 11px;
  width: var(--edge, 180px);
  height: 1px;
  background: linear-gradient(90deg, rgba(var(--accent-rgb), 0.62), transparent);
  content: "";
  transform: rotate(var(--angle, 0deg));
  transform-origin: left;
}

.bench-network i:nth-child(1) { top: 18%; left: 18%; --edge: 260px; --angle: 12deg; }
.bench-network i:nth-child(2) { top: 28%; left: 52%; --edge: 210px; --angle: 78deg; }
.bench-network i:nth-child(3) { top: 57%; left: 38%; --edge: 280px; --angle: -28deg; }
.bench-network i:nth-child(4) { top: 67%; left: 71%; --edge: 160px; --angle: 142deg; }
.bench-network i:nth-child(5) { top: 42%; left: 82%; --edge: 190px; --angle: -144deg; }
.bench-network i:nth-child(6) { top: 78%; left: 20%; --edge: 230px; --angle: -75deg; }

.render-gallery .evidence-media img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.media-switch {
  display: flex;
  gap: 1px;
  margin-top: 12px;
  background: var(--line);
}

.media-switch button {
  flex: 1;
  min-height: 48px;
  border: 0;
  background: #111412;
  color: var(--muted);
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease;
}

.media-switch button:hover,
.media-switch button:focus-visible,
.media-switch button[aria-selected="true"] {
  background: rgba(var(--accent-rgb), 0.13);
  color: var(--paper);
  outline: none;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 700ms ease, transform 900ms var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1040px) {
  .index-intro h1,
  .project-hero h1 {
    font-size: 72px;
  }

  .project-hero h1.long-title {
    font-size: 60px;
  }

  .project-index-grid {
    grid-template-columns: 1fr;
  }

  .project-preview {
    display: none;
  }

  .content-band,
  .evidence-head {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .hero-visual::after {
    background:
      linear-gradient(90deg, rgba(6, 3, 16, 0.94), rgba(6, 3, 16, 0.56) 68%, rgba(6, 3, 16, 0.48)),
      linear-gradient(to top, rgba(6, 3, 16, 0.86), transparent 60%);
  }

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

  .agent-loop-view {
    grid-template-columns: 1fr;
  }

  .agent-thinking {
    grid-template-columns: 1fr auto 1fr auto 1fr;
    align-items: center;
  }

  .agent-thinking i {
    width: 36px;
    height: 1px;
  }

  .agent-thinking i:first-child {
    display: none;
  }
}

@media (max-width: 720px) {
  .project-header {
    height: 76px;
    padding: 0 20px;
  }

  .project-brand img {
    width: 82px;
    height: 36px;
  }

  .project-nav {
    gap: 18px;
    font-size: 12px;
  }

  .project-nav .home-nav {
    display: none;
  }

  .project-index-main {
    padding: 118px 20px 48px;
  }

  .index-intro {
    grid-template-columns: 1fr;
    gap: 28px;
    margin-bottom: 48px;
  }

  .index-intro h1,
  .project-hero h1,
  .project-hero h1.long-title {
    font-size: 50px;
    line-height: 1.08;
  }

  .index-intro > p {
    font-size: 15px;
  }

  .project-row {
    grid-template-columns: 34px minmax(0, 1fr) 24px;
    gap: 12px;
    min-height: 104px;
  }

  .project-name strong {
    font-size: 20px;
  }

  .project-outcome {
    display: none;
  }

  .project-hero {
    min-height: calc(100dvh - 28px);
    padding: 118px 20px 68px;
  }

  .project-hero-copy {
    width: 100%;
  }

  .hero-statement {
    margin-top: 22px;
    font-size: 17px;
  }

  .hero-foot {
    right: 20px;
    bottom: 22px;
  }

  .hero-image.contain-image,
  .alfred-hero .hero-image,
  .changan-hero .hero-image {
    width: 100%;
    height: 62%;
    margin: 12% 0 0;
    padding: 0 2vw 0 38vw;
    object-fit: contain;
    object-position: right top;
    opacity: 0.58;
  }

  .archflow-hero .hero-image,
  .render-hero .hero-image {
    object-position: 66% center;
  }

  .system-core {
    left: 78%;
    width: 160px;
    height: 160px;
  }

  .schedule-visual,
  .bench-network {
    inset: 18% -18% 16% 36%;
    opacity: 0.48;
  }

  .content-band,
  .evidence-band {
    padding: 76px 20px;
  }

  .band-body h2,
  .evidence-head h2 {
    font-size: 36px;
  }

  .band-body > p {
    font-size: 16px;
  }

  .intent-path,
  .evidence-facts {
    grid-template-columns: 1fr;
    margin-top: 44px;
  }

  .intent-step,
  .intent-step + .intent-step,
  .evidence-fact,
  .evidence-fact + .evidence-fact {
    min-height: auto;
    padding: 24px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .intent-step span {
    margin-bottom: 22px;
  }

  .evidence-fact strong {
    margin-top: 18px;
  }

  .evidence-media.device-media {
    min-height: 560px;
  }

  .diagnostic-view,
  .agent-loop-view,
  .ops-system-view,
  .bench-matrix {
    min-height: auto;
    padding: 20px;
  }

  .diagnostic-head,
  .ops-head,
  .matrix-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .diagnostic-grid,
  .ops-columns,
  .matrix-columns {
    grid-template-columns: 1fr;
    margin-top: 36px;
  }

  .diagnostic-grid > div,
  .ops-columns > div,
  .matrix-columns > div {
    min-height: 160px;
  }

  .diagnostic-grid strong,
  .ops-columns strong,
  .matrix-columns strong {
    margin-top: 38px;
  }

  .diagnostic-route {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    margin-top: 36px;
  }

  .diagnostic-route i {
    flex: none;
    width: 1px;
    height: 20px;
    margin: 0 0 0 6px;
  }

  .agent-loop-view {
    gap: 20px;
  }

  .agent-thinking {
    grid-template-columns: 1fr;
  }

  .agent-thinking i {
    width: 1px;
    height: 24px;
  }

  .agent-thread p {
    margin-top: 28px;
    font-size: 21px;
  }

  .ops-foundation {
    grid-template-columns: 1fr;
  }

  .ops-foundation span {
    min-height: 52px;
  }

  .evidence-caption {
    display: grid;
  }

  .boundary-note {
    padding: 34px 20px;
  }

  .boundary-note strong {
    display: block;
    margin: 0 0 12px;
  }

  .project-footer {
    grid-template-columns: 1fr;
    padding: 72px 20px 40px;
  }

  .next-project strong {
    font-size: 32px;
  }

  .footer-meta {
    text-align: left;
  }

  .media-switch {
    overflow-x: auto;
  }

  .media-switch button {
    flex: 0 0 112px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

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