/* === PRIMITIVE TOKENS === */
:root {
  --color-ink-950: #041018;
  --color-ink-900: #081a26;
  --color-ink-800: #102c3a;
  --color-ink-700: #27424f;
  --color-paper-100: #f5f3ee;
  --color-paper-50: #fbfaf7;
  --color-white: #ffffff;
  --color-signal-500: #ffb703;
  --color-signal-600: #eaa500;
  --color-cyan-500: #22b8c7;
  --color-cyan-600: #087d89;
  --color-gray-700: #45545b;
  --color-gray-600: #5d6970;
  --color-gray-400: #9aa6ac;
  --color-gray-200: #d8dedf;
  --color-gray-100: #e9edec;
  --color-danger-500: #b63f3f;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  --font-sans: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --font-display: "Poppins", "Noto Sans TC", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --font-xs: 0.75rem;
  --font-sm: 0.875rem;
  --font-base: 1rem;
  --font-lg: 1.125rem;
  --font-xl: 1.25rem;
  --font-2xl: 1.5rem;
  --font-3xl: 2rem;
  --font-4xl: 2.75rem;
  --font-5xl: 4rem;
  --font-6xl: 5.5rem;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-pill: 999px;
  --shadow-sm: 0 8px 24px rgb(4 16 24 / 8%);
  --shadow-md: 0 22px 64px rgb(4 16 24 / 14%);
  --shadow-lift: 0 28px 80px rgb(4 16 24 / 18%);
  --duration-fast: 160ms;
  --duration-normal: 260ms;
  --ease-out: cubic-bezier(.2, .8, .2, 1);
  --control-min: 44px;
}

/* === SEMANTIC TOKENS === */
:root {
  --color-background: var(--color-paper-100);
  --color-surface: var(--color-white);
  --color-surface-muted: var(--color-paper-50);
  --color-foreground: var(--color-ink-900);
  --color-heading: var(--color-ink-950);
  --color-muted: var(--color-gray-600);
  --color-subtle: var(--color-gray-100);
  --color-border: var(--color-gray-200);
  --color-border-strong: var(--color-ink-700);
  --color-signal: var(--color-signal-500);
  --color-signal-hover: var(--color-signal-600);
  --color-accent: var(--color-cyan-500);
  --color-accent-strong: var(--color-cyan-600);
  --color-dark-surface: var(--color-ink-900);
  --color-dark-surface-alt: var(--color-ink-800);
  --color-on-dark: var(--color-paper-100);
  --color-on-dark-muted: var(--color-gray-400);
  --color-focus: var(--color-cyan-500);
  --spacing-page: clamp(var(--space-5), 4vw, var(--space-16));
  --spacing-section: clamp(var(--space-20), 10vw, var(--space-32));
  --content-max: 1200px;
  --reading-max: 760px;
}

/* === COMPONENT TOKENS === */
:root {
  --button-primary-bg: var(--color-signal);
  --button-primary-bg-hover: var(--color-signal-hover);
  --button-primary-fg: var(--color-ink-950);
  --button-secondary-bg: transparent;
  --button-secondary-fg: var(--color-foreground);
  --button-secondary-border: var(--color-border-strong);
  --card-bg: var(--color-surface);
  --card-border: var(--color-border);
  --card-radius: var(--radius-lg);
  --card-padding: clamp(var(--space-6), 3vw, var(--space-10));
  --header-bg: rgb(245 243 238 / 92%);
  --header-border: var(--color-border);
  --chip-bg: var(--color-surface);
  --chip-active-bg: var(--color-ink-900);
  --chip-active-fg: var(--color-on-dark);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--color-background);
  color: var(--color-foreground);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(rgb(8 26 38 / 3%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(8 26 38 / 3%) 1px, transparent 1px);
  background-size: 48px 48px;
  content: "";
  pointer-events: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

a:hover {
  text-decoration-color: var(--color-signal);
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  color: inherit;
}

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

img {
  height: auto;
}

h1,
h2,
h3,
p,
ul,
ol,
figure,
blockquote {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--color-heading);
  font-family: var(--font-display);
  letter-spacing: -0.035em;
  line-height: 1.12;
}

h1 {
  font-size: clamp(var(--font-4xl), 8vw, var(--font-6xl));
}

h2 {
  font-size: clamp(var(--font-3xl), 5vw, var(--font-5xl));
}

h3 {
  font-size: clamp(var(--font-xl), 3vw, var(--font-3xl));
}

:focus-visible {
  border-radius: var(--radius-sm);
  outline: 3px solid var(--color-focus);
  outline-offset: 4px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: var(--space-4);
  left: var(--space-4);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-pill);
  background: var(--color-ink-900);
  color: var(--color-on-dark);
  transform: translateY(-180%);
  transition: transform var(--duration-fast) var(--ease-out);
}

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

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-8);
  min-height: 78px;
  padding: var(--space-3) var(--spacing-page);
  border-bottom: 1px solid var(--header-border);
  background: var(--header-bg);
  backdrop-filter: blur(18px);
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-heading);
  font-family: var(--font-display);
  font-weight: 700;
  text-decoration: none;
}

.site-brand-mark {
  display: grid;
  width: var(--control-min);
  height: var(--control-min);
  place-items: center;
  border-radius: 50%;
  background: var(--color-ink-900);
  color: var(--color-signal);
  font-size: var(--font-xs);
  letter-spacing: .08em;
}

.site-nav {
  justify-self: end;
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: clamp(var(--space-4), 2vw, var(--space-8));
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  color: var(--color-muted);
  font-size: var(--font-sm);
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--color-foreground);
}

.header-action,
.button {
  display: inline-flex;
  min-height: var(--control-min);
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-weight: 800;
  line-height: 1.2;
  text-decoration: none;
  transition:
    transform var(--duration-fast) var(--ease-out),
    background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
}

.header-action,
.button-primary {
  background: var(--button-primary-bg);
  color: var(--button-primary-fg);
  box-shadow: var(--shadow-sm);
}

.header-action:hover,
.button-primary:hover {
  background: var(--button-primary-bg-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.button-secondary {
  border-color: var(--button-secondary-border);
  background: var(--button-secondary-bg);
  color: var(--button-secondary-fg);
}

.button-secondary:hover {
  background: var(--color-ink-900);
  color: var(--color-on-dark);
  transform: translateY(-2px);
}

.page-shell,
.section-shell,
.case-shell {
  width: min(100% - (var(--spacing-page) * 2), var(--content-max));
  margin-inline: auto;
}

.section-block {
  padding-block: var(--spacing-section);
}

.section-block-dark {
  background: var(--color-dark-surface);
  color: var(--color-on-dark);
}

.section-block-dark h2,
.section-block-dark h3 {
  color: var(--color-on-dark);
}

.eyebrow,
.section-index,
.project-kicker,
.case-label {
  color: var(--color-accent-strong);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.section-block-dark .eyebrow,
.section-block-dark .section-index,
.section-block-dark .project-kicker {
  color: var(--color-accent);
}

.hero {
  position: relative;
  display: grid;
  min-height: min(900px, calc(100svh - 78px));
  align-items: center;
  overflow: hidden;
  padding-block: clamp(var(--space-16), 8vw, 104px);
}

.hero::after {
  position: absolute;
  z-index: -1;
  top: 8%;
  right: -12%;
  width: min(52vw, 720px);
  aspect-ratio: 1;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background:
    radial-gradient(circle at center, transparent 48%, rgb(34 184 199 / 8%) 49%, transparent 50%),
    radial-gradient(circle at center, transparent 66%, rgb(255 183 3 / 14%) 67%, transparent 68%);
  content: "";
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(260px, 3fr);
  gap: clamp(var(--space-10), 7vw, var(--space-24));
  align-items: end;
}

.hero h1 {
  max-width: 880px;
  margin-bottom: var(--space-8);
  font-size: clamp(var(--font-4xl), 6vw, 4.25rem);
}

.hero-lead {
  max-width: 760px;
  margin-bottom: var(--space-10);
  color: var(--color-muted);
  font-size: clamp(var(--font-lg), 2vw, var(--font-2xl));
}

.hero-actions,
.project-actions,
.case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.hero-note {
  align-self: stretch;
  padding: var(--space-8);
  border-left: 1px solid var(--color-border-strong);
  background: rgb(255 255 255 / 54%);
}

.hero-note strong {
  display: block;
  margin-bottom: var(--space-4);
  font-family: var(--font-display);
  font-size: var(--font-xl);
}

.hero-note ol {
  margin: 0;
  padding-left: var(--space-5);
  color: var(--color-muted);
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--color-border-strong);
  border-bottom: 1px solid var(--color-border-strong);
}

.proof-item {
  min-height: 180px;
  padding: var(--space-8);
  border-right: 1px solid var(--color-border-strong);
  text-decoration: none;
}

.proof-item:last-child {
  border-right: 0;
}

.proof-value {
  display: block;
  margin-bottom: var(--space-4);
  color: var(--color-heading);
  font-family: var(--font-display);
  font-size: clamp(var(--font-3xl), 5vw, var(--font-5xl));
  font-weight: 700;
  letter-spacing: -.05em;
  line-height: 1;
}

.proof-label {
  color: var(--color-muted);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(80px, 1fr) minmax(0, 7fr) minmax(180px, 3fr);
  gap: var(--space-8);
  align-items: start;
  margin-bottom: clamp(var(--space-12), 7vw, var(--space-24));
}

.section-heading h2 {
  margin-bottom: 0;
}

.section-intro {
  color: var(--color-muted);
}

.section-block-dark .section-intro {
  color: var(--color-on-dark-muted);
}

.capability-grid,
.project-grid,
.summary-grid,
.media-grid {
  display: grid;
  gap: var(--space-6);
}

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

.capability-card {
  min-height: 420px;
  padding: var(--card-padding);
  border: 1px solid var(--card-border);
  border-radius: var(--card-radius);
  background: var(--card-bg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
}

.capability-card:hover {
  box-shadow: var(--shadow-lift);
  transform: translateY(-8px);
}

.capability-number {
  display: block;
  margin-bottom: var(--space-20);
  color: var(--color-accent-strong);
  font-family: var(--font-mono);
  font-size: var(--font-sm);
}

.capability-card p,
.capability-card li {
  color: var(--color-muted);
}

.capability-card ul {
  padding-left: var(--space-5);
}

.project-grid {
  grid-template-columns: repeat(12, 1fr);
}

.project-card {
  grid-column: span 6;
  overflow: hidden;
  border: 1px solid var(--card-border);
  border-radius: var(--card-radius);
  background: var(--card-bg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
}

.project-card:nth-child(3n + 1) {
  grid-column: span 7;
}

.project-card:nth-child(3n + 2) {
  grid-column: span 5;
}

.project-card:hover {
  box-shadow: var(--shadow-lift);
  transform: translateY(-8px);
}

.category-business-systems {
  --repo-accent: #2dd4bf;
  --repo-accent-soft: rgb(45 212 191 / 16%);
}

.category-ai-knowledge {
  --repo-accent: #8b5cf6;
  --repo-accent-soft: rgb(139 92 246 / 16%);
}

.category-interactive-games {
  --repo-accent: #f43f5e;
  --repo-accent-soft: rgb(244 63 94 / 15%);
}

.category-finance-tools {
  --repo-accent: #f59e0b;
  --repo-accent-soft: rgb(245 158 11 / 17%);
}

.category-automation-tools {
  --repo-accent: #3b82f6;
  --repo-accent-soft: rgb(59 130 246 / 16%);
}

.category-personal-experiments {
  --repo-accent: #84cc16;
  --repo-accent-soft: rgb(132 204 22 / 16%);
}

.repository-map-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.repository-category-card {
  position: relative;
  display: grid;
  min-height: 330px;
  align-content: end;
  gap: var(--space-3);
  overflow: hidden;
  padding: var(--space-8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 82% 16%, var(--repo-accent-soft), transparent 34%),
    var(--color-surface);
  color: var(--color-ink-900);
  text-decoration: none;
  transition: transform var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
}

.repository-category-card::before {
  position: absolute;
  top: 0;
  right: 12%;
  width: 42%;
  height: 3px;
  background: var(--repo-accent);
  content: '';
}

.repository-category-card:hover {
  border-color: var(--repo-accent);
  box-shadow: var(--shadow-lift);
  transform: translateY(-6px);
}

.repository-category-count {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  color: var(--repo-accent);
  font-family: var(--font-mono);
  font-size: clamp(3.5rem, 7vw, 6.5rem);
  font-weight: 800;
  letter-spacing: -0.08em;
  line-height: 1;
  opacity: 0.34;
}

.repository-category-card h3 {
  max-width: 10ch;
  margin: 0;
  font-size: clamp(var(--font-2xl), 3.2vw, var(--font-4xl));
}

.repository-category-card > p:not(.project-kicker),
.repository-category-names {
  color: var(--color-muted);
}

.repository-category-names {
  min-height: 2.8em;
  font-family: var(--font-mono);
  font-size: var(--font-xs);
}

.repo-hero-note {
  position: relative;
  overflow: hidden;
}

.repo-hero-number {
  display: block;
  margin-bottom: var(--space-8);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: clamp(5rem, 12vw, 10rem);
  font-weight: 900;
  letter-spacing: -0.1em;
  line-height: 0.75;
}

.repo-grid .project-card {
  grid-column: span 4;
  display: flex;
  min-height: 520px;
  flex-direction: column;
}

.repo-card-identity {
  position: relative;
  display: flex;
  min-height: 180px;
  align-items: flex-end;
  overflow: hidden;
  padding: var(--space-6);
  background:
    linear-gradient(135deg, var(--repo-accent-soft), transparent 60%),
    var(--color-ink-900);
  color: var(--color-on-dark);
}

.repo-card-identity::before,
.repo-card-identity::after {
  position: absolute;
  border: 1px solid var(--repo-accent);
  border-radius: 50%;
  content: '';
  opacity: 0.55;
}

.repo-card-identity::before {
  top: -70px;
  right: -10px;
  width: 180px;
  height: 180px;
}

.repo-card-identity::after {
  top: 30px;
  right: 48px;
  width: 80px;
  height: 80px;
}

.repo-card-mark {
  color: var(--repo-accent);
  font-family: var(--font-mono);
  font-size: clamp(3.4rem, 7vw, 5.5rem);
  font-weight: 900;
  letter-spacing: -0.08em;
  line-height: 0.8;
}

.repo-card-path {
  position: absolute;
  top: var(--space-5);
  left: var(--space-6);
  max-width: calc(100% - var(--space-12));
  overflow: hidden;
  color: var(--color-on-dark-muted);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.repo-card .project-card-body {
  flex: 1;
  grid-template-rows: auto auto minmax(5em, 1fr) auto auto;
}

.repo-card h2 {
  overflow-wrap: anywhere;
}

.repo-summary {
  color: var(--color-muted);
}

.project-card-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--color-subtle);
}

.project-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 700ms var(--ease-out);
}

.project-card:hover .project-card-media img {
  transform: scale(1.035);
}

.project-tier {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-pill);
  background: var(--color-ink-900);
  color: var(--color-on-dark);
  font-size: var(--font-xs);
  font-weight: 800;
}

.project-card-body {
  display: grid;
  gap: var(--space-5);
  padding: var(--card-padding);
}

.project-card h2,
.project-card h3 {
  margin-bottom: 0;
  font-size: clamp(var(--font-2xl), 3vw, var(--font-3xl));
}

.project-problem {
  color: var(--color-muted);
}

.project-meta,
.case-meta,
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.project-meta li,
.case-meta li,
.tag {
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-muted);
  font-size: var(--font-xs);
}

.filter-panel {
  display: grid;
  gap: var(--space-5);
  margin-bottom: var(--space-12);
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: rgb(255 255 255 / 68%);
}

.repo-library {
  padding-block: clamp(var(--space-16), 7vw, var(--space-24));
}

.repo-library .section-heading {
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}

.repo-library .section-heading h1 {
  margin-bottom: 0;
  font-size: clamp(var(--font-4xl), 6.4vw, 4.75rem);
}

.repo-search {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: var(--space-4);
  align-items: center;
}

.repo-search > span {
  color: var(--color-muted);
  font-size: var(--font-sm);
  font-weight: 800;
}

.repo-search input {
  min-height: 52px;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-ink-900);
  font: inherit;
}

.repo-search input::placeholder {
  color: var(--color-muted);
}

.filter-result {
  margin: 0;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--font-sm);
  text-align: right;
}

.filter-group {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: var(--space-4);
  align-items: start;
}

.filter-group-label {
  padding-top: var(--space-2);
  color: var(--color-muted);
  font-size: var(--font-sm);
  font-weight: 800;
}

.filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.filter-chip {
  min-height: var(--control-min);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--chip-bg);
  cursor: pointer;
  font-size: var(--font-sm);
  font-weight: 700;
}

.filter-chip[aria-pressed="true"] {
  border-color: var(--chip-active-bg);
  background: var(--chip-active-bg);
  color: var(--chip-active-fg);
}

.filter-empty {
  padding: var(--space-12);
  border: 1px dashed var(--color-border-strong);
  text-align: center;
}

.method-rail {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  counter-reset: method;
}

.method-step {
  position: relative;
  min-height: 320px;
  padding: var(--space-8);
  border-top: 1px solid var(--color-gray-700);
  border-right: 1px solid var(--color-gray-700);
}

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

.method-step-number {
  display: block;
  margin-bottom: var(--space-20);
  color: var(--color-signal);
  font-family: var(--font-mono);
}

.method-step p {
  color: var(--color-on-dark-muted);
}

.timeline {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--color-border-strong);
}

.timeline-item {
  display: grid;
  grid-template-columns: minmax(140px, 2fr) minmax(240px, 4fr) minmax(0, 5fr);
  gap: var(--space-8);
  padding-block: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.timeline-period {
  color: var(--color-accent-strong);
  font-family: var(--font-mono);
  font-size: var(--font-sm);
  font-weight: 800;
}

.timeline-item h3 {
  margin-bottom: 0;
  font-size: var(--font-xl);
}

.timeline-item p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.case-hero {
  position: relative;
  padding-block: clamp(var(--space-16), 9vw, var(--space-24));
  overflow: hidden;
  background: var(--color-dark-surface);
  color: var(--color-on-dark);
}

.case-hero::after {
  position: absolute;
  right: -12vw;
  bottom: -18vw;
  width: 48vw;
  aspect-ratio: 1;
  border: 1px solid var(--color-gray-700);
  border-radius: 50%;
  content: "";
}

.case-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(260px, 4fr);
  gap: var(--space-12);
  align-items: end;
}

.case-hero h1 {
  margin-bottom: var(--space-8);
  color: var(--color-on-dark);
  font-size: clamp(var(--font-3xl), 5vw, 5rem);
}

.case-problem {
  max-width: var(--reading-max);
  color: var(--color-on-dark-muted);
  font-size: clamp(var(--font-lg), 2vw, var(--font-2xl));
}

.repo-identity {
  position: relative;
  display: grid;
  min-height: 390px;
  align-content: space-between;
  overflow: hidden;
  padding: var(--space-8);
  border: 1px solid rgb(255 255 255 / 16%);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 80% 18%, var(--repo-accent-soft), transparent 36%),
    linear-gradient(145deg, rgb(255 255 255 / 5%), transparent 58%),
    var(--color-ink-900);
  box-shadow: var(--shadow-lift);
}

.repo-identity::before,
.repo-identity::after {
  position: absolute;
  border: 1px solid var(--repo-accent);
  border-radius: 50%;
  content: '';
  opacity: 0.45;
}

.repo-identity::before {
  top: -70px;
  right: -40px;
  width: 240px;
  height: 240px;
}

.repo-identity::after {
  top: 56px;
  right: 66px;
  width: 92px;
  height: 92px;
}

.repo-identity-owner,
.repo-identity-name {
  position: relative;
  z-index: 1;
  overflow-wrap: anywhere;
  color: var(--color-on-dark-muted);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
}

.repo-identity strong {
  position: relative;
  z-index: 1;
  color: var(--repo-accent);
  font-family: var(--font-mono);
  font-size: clamp(5rem, 9vw, 8rem);
  letter-spacing: -0.1em;
  line-height: 0.78;
}

.repo-identity-name {
  color: var(--color-on-dark);
  font-size: var(--font-lg);
  font-weight: 800;
}

.case-hero-visual {
  overflow: hidden;
  border: 1px solid var(--color-gray-700);
  border-radius: var(--radius-xl);
  background: var(--color-dark-surface-alt);
  box-shadow: var(--shadow-lift);
  transform: rotate(1.5deg);
}

.case-hero-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.summary-grid {
  grid-template-columns: repeat(3, 1fr);
  margin-top: calc(var(--space-16) * -1);
  position: relative;
  z-index: 2;
}

.summary-card {
  padding: var(--space-8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-md);
}

.summary-card strong {
  display: block;
  margin-bottom: var(--space-4);
  color: var(--color-accent-strong);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
  letter-spacing: .1em;
  text-transform: uppercase;
}

.case-layout {
  display: grid;
  grid-template-columns: minmax(180px, 2fr) minmax(0, 8fr);
  gap: clamp(var(--space-8), 6vw, var(--space-24));
}

.case-toc {
  position: sticky;
  top: 110px;
  align-self: start;
  padding-left: var(--space-5);
  border-left: 1px solid var(--color-border-strong);
}

.case-toc ul {
  display: grid;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.case-toc a {
  color: var(--color-muted);
  font-size: var(--font-sm);
  text-decoration: none;
}

.case-story {
  min-width: 0;
}

.case-section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  border-top: 1px solid var(--color-border-strong);
}

.case-section:first-child {
  border-top: 0;
}

.case-section-header {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-10);
}

.case-section h2 {
  max-width: 840px;
  margin-bottom: 0;
  font-size: clamp(var(--font-3xl), 4vw, var(--font-4xl));
}

.case-copy {
  max-width: var(--reading-max);
  margin-left: 96px;
}

.case-copy p {
  color: var(--color-gray-700);
  font-size: var(--font-lg);
}

.repo-stack-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-8);
}

.repo-stack-grid h3 {
  margin-bottom: var(--space-4);
}

.repo-source {
  padding: var(--space-8);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--repo-accent, var(--color-accent));
  border-radius: var(--radius-md);
  background: var(--color-surface-muted);
}

.repo-source p:last-child {
  margin-bottom: 0;
}

.repo-source-code {
  font-family: var(--font-mono);
  font-size: var(--font-xs) !important;
}

.system-flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-10);
}

.system-node {
  position: relative;
  min-height: 180px;
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.system-node::after {
  position: absolute;
  top: 50%;
  right: calc(var(--space-3) * -1);
  width: var(--space-3);
  border-top: 2px solid var(--color-accent);
  content: "";
}

.system-node:last-child::after {
  display: none;
}

.system-node-number {
  display: block;
  margin-bottom: var(--space-10);
  color: var(--color-accent-strong);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
}

.media-grid {
  grid-template-columns: repeat(2, 1fr);
  margin-top: var(--space-10);
}

.media-figure {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.media-figure:first-child:nth-last-child(odd) {
  grid-column: 1 / -1;
}

.media-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: top;
}

.media-figure figcaption {
  padding: var(--space-4) var(--space-5);
  color: var(--color-muted);
  font-size: var(--font-sm);
}

.role-grid,
.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.role-panel,
.related-card,
.seo-supplement {
  padding: var(--space-8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}

.role-panel ul {
  padding-left: var(--space-5);
}

.seo-supplement {
  background: var(--color-surface-muted);
}

.case-faq {
  border-top: 1px solid var(--color-border);
}

.faq-list {
  display: grid;
  gap: var(--space-3);
  max-width: 980px;
}

.faq-item {
  border: 1px solid var(--color-border-strong);
  background: var(--color-surface);
}

.faq-item summary {
  min-height: var(--control-min);
  padding: var(--space-5) var(--space-6);
  cursor: pointer;
  font-size: var(--font-lg);
  font-weight: 800;
}

.faq-item p {
  max-width: 820px;
  margin: 0;
  padding: 0 var(--space-6) var(--space-6);
}

.search-reference {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface-muted);
}

.search-reference-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-5);
}

.search-reference-card {
  padding: var(--space-6);
  border-top: 4px solid var(--color-accent);
  background: var(--color-surface);
}

.search-reference-card h3 {
  margin-top: var(--space-2);
}

.search-reference-card ul {
  padding-left: var(--space-5);
}

.search-reference-card li + li {
  margin-top: var(--space-2);
}

.search-reference-card blockquote {
  margin: 0;
  color: var(--color-foreground);
  font-size: var(--font-lg);
  font-weight: 750;
  line-height: 1.6;
}

.site-footer {
  display: grid;
  grid-template-columns: 2fr 1fr auto;
  gap: var(--space-12);
  padding: var(--space-16) var(--spacing-page);
  border-top: 1px solid var(--color-gray-700);
  background: var(--color-ink-950);
  color: var(--color-on-dark);
}

.footer-statement {
  max-width: 580px;
  color: var(--color-on-dark-muted);
}

.footer-socials {
  display: grid;
  align-content: start;
  gap: var(--space-2);
}

.footer-copyright {
  color: var(--color-on-dark-muted);
  font-size: var(--font-xs);
}

@media (max-width: 1100px) {
  .hero-grid,
  .case-hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-note {
    max-width: 720px;
  }

  .capability-grid,
  .summary-grid {
    grid-template-columns: 1fr;
  }

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

  .repo-grid .project-card {
    grid-column: span 6;
  }

  .capability-card {
    min-height: 0;
  }

  .capability-number {
    margin-bottom: var(--space-10);
  }

  .section-heading {
    grid-template-columns: 80px 1fr;
  }

  .section-intro {
    grid-column: 2;
  }

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

  .method-step:nth-child(2) {
    border-right: 0;
  }

  .summary-grid {
    margin-top: var(--space-8);
  }

  .case-layout {
    grid-template-columns: 1fr;
  }

  .repo-identity {
    min-height: 300px;
  }

  .case-toc {
    position: static;
    padding: var(--space-5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
  }

  .case-toc ul {
    display: flex;
    flex-wrap: wrap;
  }

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

  .system-node::after {
    display: none;
  }

  .search-reference-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  body {
    font-size: 17px;
  }

  .site-header {
    grid-template-columns: 1fr auto;
    gap: var(--space-3);
    padding-inline: var(--space-4);
  }

  .site-nav {
    grid-column: 1 / -1;
    width: 100%;
    overflow-x: auto;
    justify-self: stretch;
    padding-bottom: var(--space-2);
  }

  .site-nav ul {
    width: max-content;
  }

  .header-action {
    padding-inline: var(--space-4);
    font-size: var(--font-sm);
  }

  .hero {
    min-height: auto;
  }

  .hero::after {
    top: 12%;
    right: -46%;
    width: 100vw;
  }

  .proof-strip,
  .timeline-item,
  .media-grid,
  .role-grid,
  .related-grid {
    grid-template-columns: 1fr;
  }

  .proof-item {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--color-border-strong);
  }

  .proof-item:last-child {
    border-bottom: 0;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .section-intro {
    grid-column: auto;
  }

  .project-card,
  .project-card:nth-child(3n + 1),
  .project-card:nth-child(3n + 2) {
    grid-column: 1 / -1;
  }

  .repository-map-grid {
    grid-template-columns: 1fr;
  }

  .repository-category-card {
    min-height: 280px;
  }

  .repo-grid .project-card {
    grid-column: 1 / -1;
    min-height: 0;
  }

  .repo-search {
    grid-template-columns: 1fr;
  }

  .filter-group {
    grid-template-columns: 1fr;
  }

  .filter-options {
    flex-wrap: wrap;
    overflow-x: visible;
    padding-bottom: 0;
  }

  .filter-chip {
    flex: 0 1 auto;
  }

  .method-rail {
    grid-template-columns: 1fr;
  }

  .method-step,
  .method-step:nth-child(2) {
    min-height: 0;
    border-right: 0;
  }

  .method-step-number {
    margin-bottom: var(--space-8);
  }

  .case-section-header {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .case-copy {
    margin-left: 0;
  }

  .repo-stack-grid {
    grid-template-columns: 1fr;
  }

  .system-flow {
    grid-template-columns: 1fr;
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: var(--space-8);
    padding-inline: var(--space-5);
  }
}

/* === VISUAL PORTFOLIO V2 === */
:root {
  --visual-radius: 24px;
  --visual-radius-small: 14px;
  --visual-gap: clamp(16px, 2.4vw, 36px);
  --visual-stage: #e8ebed;
  --visual-paper: #f7f5f0;
  --visual-ink: #101820;
  --visual-blue: #2556e8;
  --visual-line: rgb(16 24 32 / 14%);
  --visual-shadow: 0 24px 70px rgb(16 24 32 / 12%);
}

body {
  background: var(--visual-paper);
}

body::before {
  background-image: none;
}

.visual-shell {
  width: min(calc(100% - (var(--spacing-page) * 2)), 1360px);
  margin-inline: auto;
}

.portfolio-hero-v2,
.visual-capabilities,
.visual-experience,
.project-case-hero,
.project-snapshot,
.project-journey,
.project-evolution,
.project-problems,
.project-gallery,
.project-current-state,
.related-projects-section {
  overflow: hidden;
}

.portfolio-hero-v2 {
  padding-block: clamp(64px, 9vw, 144px) clamp(88px, 12vw, 176px);
}

.portfolio-hero-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, .55fr);
  align-items: end;
  gap: var(--visual-gap);
  margin-bottom: clamp(56px, 8vw, 112px);
}

.portfolio-hero-intro .eyebrow {
  grid-column: 1 / -1;
  margin-bottom: 0;
  color: var(--visual-blue);
}

.portfolio-hero-intro h1 {
  max-width: 10ch;
  margin: 0;
  color: var(--visual-ink);
  font-size: clamp(3.4rem, 7.7vw, 8rem);
  letter-spacing: -.075em;
  line-height: .94;
}

.portfolio-hero-intro > div:last-child {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
  padding-bottom: 6px;
}

.portfolio-hero-intro > div:last-child p {
  flex-basis: 100%;
  max-width: 30rem;
  margin-bottom: 12px;
  color: var(--color-muted);
  font-size: clamp(1.05rem, 1.5vw, 1.35rem);
}

.text-link {
  display: inline-flex;
  min-height: var(--control-min);
  align-items: center;
  font-weight: 800;
}

.visual-carousel {
  min-width: 0;
}

.carousel-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  border-top: 1px solid var(--visual-line);
  padding-top: 16px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.carousel-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.carousel-controls button {
  display: grid;
  width: var(--control-min);
  height: var(--control-min);
  place-items: center;
  border: 1px solid var(--visual-line);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  line-height: 1;
  transition: background var(--duration-fast), color var(--duration-fast), transform var(--duration-fast);
}

.carousel-controls button:hover:not(:disabled) {
  background: var(--visual-ink);
  color: white;
  transform: translateY(-2px);
}

.carousel-controls button:disabled {
  cursor: default;
  opacity: .3;
}

.carousel-controls [data-carousel-status] {
  min-width: 54px;
  color: var(--visual-ink);
  text-align: center;
}

.carousel-track {
  display: flex;
  gap: var(--visual-gap);
  padding: 4px 0 24px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scroll-behavior: smooth;
  scroll-padding-inline: 2px;
  scroll-snap-type: x mandatory;
  scrollbar-color: var(--visual-ink) transparent;
  scrollbar-width: thin;
}

.carousel-track:focus-visible {
  outline-offset: 6px;
}

.carousel-slide {
  flex: 0 0 min(84%, 1080px);
  min-width: 0;
  scroll-snap-align: start;
}

.selected-work-card {
  overflow: hidden;
  border-radius: var(--visual-radius);
  background: var(--visual-ink);
  box-shadow: var(--visual-shadow);
  color: white;
}

.selected-work-visual,
.stage-work-visual,
.visual-capability-media,
.repo-card-preview,
.project-visual-cover > div,
.project-version-visual,
.project-problem-visual,
.project-gallery-item > div,
.related-card-preview {
  position: relative;
  display: grid;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  place-items: center;
  background: var(--visual-stage);
}

.project-visual-cover,
.project-gallery-item {
  margin: 0;
}

.selected-work-visual img,
.stage-work-visual img,
.visual-capability-media img,
.repo-card-preview img,
.project-visual-cover img,
.project-version-visual img,
.project-problem-visual img,
.project-gallery-item img,
.related-card-preview img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.selected-work-caption {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, .55fr) auto;
  align-items: center;
  gap: 18px 32px;
  padding: clamp(24px, 4vw, 48px);
}

.selected-work-caption p {
  margin: 0;
  color: rgb(255 255 255 / 64%);
}

.selected-work-caption p:first-child {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.selected-work-caption h2 {
  margin: 0;
  color: white;
  font-size: clamp(2rem, 5vw, 4.5rem);
}

.selected-work-caption a {
  font-weight: 800;
  white-space: nowrap;
}

.visual-capabilities {
  padding-block: clamp(72px, 10vw, 144px);
  background: white;
}

.visual-capability-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--visual-gap);
}

.visual-capability {
  overflow: hidden;
  border: 1px solid var(--visual-line);
  border-radius: var(--visual-radius);
  background: var(--visual-paper);
}

.visual-capability > div:last-child {
  padding: clamp(22px, 3vw, 34px);
}

.visual-capability > div:last-child > span,
.visual-experience-stage > header > span,
.portfolio-stage-heading span,
.project-version-copy > span,
.project-problem-copy > span {
  color: var(--visual-blue);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.visual-capability h2 {
  margin: 18px 0 14px;
  font-size: clamp(1.6rem, 2.7vw, 2.5rem);
}

.visual-capability p {
  min-height: 3.2em;
  margin-bottom: 22px;
  color: var(--color-muted);
}

.visual-capability a,
.visual-repo-copy a,
.project-version-copy a,
.project-gallery-item a,
.related-visual-card a {
  font-weight: 800;
}

.visual-experience {
  padding-block: clamp(88px, 12vw, 176px);
}

.visual-experience-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(18rem, .7fr);
  gap: var(--visual-gap);
  align-items: end;
  margin-bottom: clamp(76px, 11vw, 150px);
}

.visual-experience-heading .eyebrow {
  grid-column: 1 / -1;
  margin: 0;
}

.visual-experience-heading h2 {
  max-width: 12ch;
  margin: 0;
  font-size: clamp(3rem, 6vw, 6.5rem);
  letter-spacing: -.065em;
}

.visual-experience-heading > p:last-child {
  max-width: 28rem;
  margin: 0;
  color: var(--color-muted);
  font-size: 1.1rem;
}

.visual-experience-list {
  display: grid;
  gap: clamp(96px, 14vw, 190px);
}

.visual-experience-stage {
  display: grid;
  grid-template-columns: minmax(220px, .35fr) minmax(0, 1.65fr);
  gap: clamp(32px, 6vw, 92px);
  align-items: start;
}

.visual-experience-stage > header {
  padding-top: 17px;
  border-top: 1px solid var(--visual-ink);
}

.visual-experience-stage > header h2 {
  margin: 22px 0 18px;
  font-size: clamp(2rem, 3.2vw, 3.3rem);
}

.visual-experience-stage > header p {
  margin: 0;
  color: var(--color-muted);
}

.stage-work-carousel .carousel-toolbar {
  margin-top: 0;
}

.stage-work-carousel .carousel-slide {
  flex-basis: min(31%, 330px);
}

.stage-work-card {
  height: 100%;
}

.stage-work-card > a {
  display: block;
  height: 100%;
  overflow: hidden;
  border-radius: var(--visual-radius-small);
  background: white;
  box-shadow: 0 12px 38px rgb(16 24 32 / 8%);
  text-decoration: none;
  transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
}

.stage-work-card > a:hover {
  box-shadow: var(--visual-shadow);
  transform: translateY(-6px);
}

.stage-work-copy {
  display: grid;
  gap: 6px;
  padding: 18px;
}

.stage-work-copy small {
  color: var(--color-muted);
  font-size: .82rem;
  line-height: 1.45;
}

.visual-contact {
  padding-block: clamp(88px, 12vw, 160px);
  background: var(--visual-ink);
  color: white;
}

.visual-contact .visual-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(18rem, .65fr);
  gap: var(--visual-gap);
  align-items: end;
}

.visual-contact .eyebrow {
  grid-column: 1 / -1;
  color: #89a7ff;
}

.visual-contact h2 {
  max-width: 12ch;
  margin: 0;
  color: white;
  font-size: clamp(3rem, 6.5vw, 6.8rem);
}

.visual-contact .visual-shell > div:last-child {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.visual-contact .text-link {
  color: white;
}

/* Visual repository library */
.visual-library-hero {
  padding-block: clamp(72px, 10vw, 150px) clamp(48px, 7vw, 96px);
  background: var(--visual-paper);
}

.visual-library-hero h1 {
  max-width: 13ch;
  margin: 18px 0 30px;
  font-size: clamp(3.4rem, 7vw, 7.2rem);
  letter-spacing: -.07em;
  line-height: .98;
}

.visual-library-hero > .visual-shell > p:last-child {
  max-width: 46rem;
  margin: 0;
  color: var(--color-muted);
  font-size: 1.15rem;
}

.visual-library {
  padding-bottom: clamp(96px, 12vw, 176px);
}

.visual-filter-panel {
  position: relative;
  top: auto;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  align-items: stretch;
  gap: 0;
  margin-bottom: clamp(72px, 9vw, 120px);
  padding: 22px;
  border: 1px solid var(--visual-line);
  border-radius: var(--visual-radius-small);
  background: rgb(255 255 255 / 78%);
  box-shadow: none;
  backdrop-filter: blur(16px);
}

.visual-filter-panel .repo-search {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr);
  align-items: center;
  gap: 16px;
  min-width: 0;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--visual-line);
}

.visual-filter-panel .repo-search input {
  width: 100%;
}

.visual-filter-panel .filter-group {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr);
  align-items: start;
  gap: 16px;
  min-width: 0;
  padding-block: 16px;
  border-bottom: 1px solid var(--visual-line);
}

.visual-filter-panel .filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.visual-filter-panel .filter-chip {
  flex: 0 0 auto;
  white-space: nowrap;
}

.visual-filter-panel .filter-result {
  justify-self: end;
  margin: 16px 0 0;
  white-space: nowrap;
}

.portfolio-stage-list {
  display: grid;
  gap: clamp(96px, 13vw, 176px);
}

.visual-portfolio-stage {
  display: block;
}

.visual-portfolio-stage .portfolio-stage-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, .55fr);
  gap: var(--visual-gap);
  align-items: end;
  margin-bottom: 38px;
  padding-top: 18px;
  border-top: 1px solid var(--visual-ink);
}

.visual-portfolio-stage .portfolio-stage-heading h2 {
  margin: 18px 0 0;
  font-size: clamp(2.2rem, 4vw, 4.5rem);
}

.visual-portfolio-stage .portfolio-stage-heading > p {
  margin: 0;
  color: var(--color-muted);
}

.visual-repo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(30px, 4vw, 54px) var(--visual-gap);
}

.visual-repo-card {
  display: block;
  min-width: 0;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.visual-repo-grid .visual-repo-card {
  grid-column: auto;
}

.repo-card-preview {
  border-radius: var(--visual-radius-small);
  box-shadow: 0 12px 34px rgb(16 24 32 / 8%);
  transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
}

.repo-card-preview:hover {
  box-shadow: var(--visual-shadow);
  transform: translateY(-5px);
}

.visual-repo-copy {
  padding-top: 20px;
}

.visual-repo-copy > p:first-child {
  margin-bottom: 10px;
  color: var(--visual-blue);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.visual-repo-copy h3 {
  margin-bottom: 10px;
  overflow-wrap: anywhere;
  font-size: clamp(1.45rem, 2.2vw, 2.25rem);
}

.visual-repo-copy > p:not(:first-child) {
  min-height: 3.2em;
  margin-bottom: 12px;
  color: var(--color-muted);
  line-height: 1.55;
}

/* Visual case study */
.project-case-hero {
  padding-block: clamp(70px, 9vw, 140px) clamp(64px, 8vw, 120px);
}

.project-case-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, .7fr);
  align-items: end;
  gap: var(--visual-gap);
  margin-bottom: clamp(48px, 7vw, 92px);
}

.project-case-intro h1 {
  max-width: 11ch;
  margin: 14px 0 0;
  overflow-wrap: anywhere;
  font-size: clamp(3.8rem, 8vw, 8rem);
  letter-spacing: -.075em;
  line-height: .92;
}

.project-case-intro > div:last-child > p {
  margin-bottom: 26px;
  color: var(--color-muted);
  font-size: clamp(1.08rem, 1.5vw, 1.35rem);
}

.project-repo-path {
  margin: 0;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: .75rem;
  overflow-wrap: anywhere;
}

.project-hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 22px;
}

.project-visual-cover {
  overflow: hidden;
  border-radius: var(--visual-radius);
  background: var(--visual-ink);
  box-shadow: var(--visual-shadow);
  color: white;
}

.project-visual-cover figcaption {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px 34px;
  padding: 20px clamp(22px, 4vw, 42px);
}

.project-visual-cover figcaption span {
  color: #89a7ff;
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 700;
}

.project-visual-cover figcaption p {
  margin: 0;
  color: rgb(255 255 255 / 68%);
}

.project-snapshot,
.project-evolution,
.project-gallery,
.related-projects-section {
  padding-block: clamp(80px, 11vw, 160px);
  background: white;
}

.project-snapshot > .visual-shell > h2 {
  max-width: 12ch;
  margin: 16px 0 48px;
  font-size: clamp(2.8rem, 5.5vw, 5.6rem);
}

.project-snapshot-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--visual-ink);
}

.project-snapshot-grid article {
  min-width: 0;
  padding: 24px clamp(0px, 2vw, 32px) 0;
  border-right: 1px solid var(--visual-line);
}

.project-snapshot-grid article:first-child {
  padding-left: 0;
}

.project-snapshot-grid article:last-child {
  padding-right: 0;
  border-right: 0;
}

.project-snapshot-grid span,
.deep-dive-heading span {
  color: var(--visual-blue);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.project-snapshot-grid p {
  margin: 18px 0 0;
  color: var(--color-muted);
}

.project-journey,
.project-problems {
  padding-block: clamp(80px, 11vw, 160px);
  background: var(--visual-paper);
}

.visual-section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(18rem, .7fr);
  gap: var(--visual-gap);
  align-items: end;
  margin-bottom: clamp(48px, 7vw, 88px);
}

.visual-section-heading .eyebrow {
  grid-column: 1 / -1;
  margin: 0;
}

.visual-section-heading h2 {
  grid-column: 1;
  max-width: 14ch;
  margin: 0;
  font-size: clamp(2.8rem, 5.5vw, 5.8rem);
  letter-spacing: -.06em;
}

.project-journey-map {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--visual-ink);
  list-style: none;
}

.project-journey-map li {
  position: relative;
  min-width: 0;
  padding: 28px 26px 0 0;
}

.project-journey-map li:not(:last-child)::after {
  position: absolute;
  top: -6px;
  right: 12px;
  width: 11px;
  height: 11px;
  border-top: 1px solid var(--visual-ink);
  border-right: 1px solid var(--visual-ink);
  content: "";
  transform: rotate(45deg);
}

.project-journey-map li > span {
  display: grid;
  width: 34px;
  height: 34px;
  margin-bottom: 28px;
  place-items: center;
  border-radius: 50%;
  background: var(--visual-blue);
  color: white;
  font-family: var(--font-mono);
  font-size: .7rem;
}

.project-journey-map strong {
  font-size: 1.25rem;
}

.project-journey-map p {
  margin: 12px 0 0;
  color: var(--color-muted);
  font-size: .95rem;
  line-height: 1.55;
}

.project-version-carousel .carousel-slide {
  flex-basis: min(80%, 960px);
}

.project-version-card {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(270px, .65fr);
  height: 100%;
  overflow: hidden;
  border-radius: var(--visual-radius);
  background: var(--visual-ink);
  box-shadow: var(--visual-shadow);
  color: white;
}

.project-version-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(28px, 4vw, 52px);
}

.project-version-copy > span {
  color: #89a7ff;
}

.project-version-copy time {
  margin-top: 8px;
  color: rgb(255 255 255 / 50%);
  font-family: var(--font-mono);
  font-size: .75rem;
}

.project-version-copy h3 {
  margin: auto 0 18px;
  color: white;
  font-size: clamp(2rem, 3.5vw, 3.6rem);
}

.project-version-copy p {
  margin-bottom: 24px;
  color: rgb(255 255 255 / 66%);
}

.project-problem-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--visual-gap);
}

.project-problem-card {
  overflow: hidden;
  border: 1px solid var(--visual-line);
  border-radius: var(--visual-radius);
  background: white;
}

.project-problem-copy {
  padding: clamp(24px, 4vw, 42px);
}

.project-problem-copy h3 {
  margin: 20px 0 30px;
  font-size: clamp(1.65rem, 2.8vw, 2.7rem);
}

.project-problem-copy dl,
.project-problem-copy dd {
  margin: 0;
}

.project-problem-copy dl {
  display: grid;
  gap: 18px;
}

.project-problem-copy dl > div {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--visual-line);
}

.project-problem-copy dt {
  color: var(--visual-blue);
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 800;
}

.project-problem-copy dd {
  color: var(--color-muted);
}

.project-gallery-carousel .carousel-slide {
  flex-basis: min(82%, 1040px);
}

.project-gallery-item {
  overflow: hidden;
  border-radius: var(--visual-radius);
  background: var(--visual-paper);
}

.project-gallery-item figcaption {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 18px;
  align-items: start;
  padding: 22px clamp(22px, 4vw, 40px);
}

.project-gallery-item figcaption span {
  color: var(--visual-blue);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.project-gallery-item figcaption p {
  margin: 0;
  color: var(--color-muted);
}

.project-current-state {
  padding-block: clamp(92px, 13vw, 180px);
  background: var(--visual-ink);
  color: white;
}

.project-current-state .eyebrow {
  color: #89a7ff;
}

.project-current-state h2 {
  max-width: 12ch;
  margin: 18px 0 30px;
  color: white;
  font-size: clamp(3.2rem, 7vw, 7rem);
}

.project-current-state > .visual-shell > p:not(.eyebrow) {
  max-width: 52rem;
  margin-bottom: 32px;
  color: rgb(255 255 255 / 68%);
  font-size: 1.15rem;
}

.project-deep-dive {
  margin-block: clamp(72px, 10vw, 140px);
  border-top: 1px solid var(--visual-ink);
  border-bottom: 1px solid var(--visual-ink);
}

.project-deep-dive > summary {
  display: flex;
  min-height: 112px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  cursor: pointer;
  list-style: none;
}

.project-deep-dive > summary::-webkit-details-marker {
  display: none;
}

.project-deep-dive > summary > span {
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: .78rem;
  text-transform: uppercase;
}

.project-deep-dive > summary strong {
  font-size: clamp(1.35rem, 2.5vw, 2.1rem);
}

.project-deep-dive[open] > summary strong span {
  display: inline-block;
  transform: rotate(45deg);
}

.project-deep-dive-body {
  padding: 16px 0 clamp(64px, 9vw, 120px);
}

.deep-dive-section {
  padding-block: clamp(44px, 7vw, 82px);
  border-top: 1px solid var(--visual-line);
}

.deep-dive-heading {
  display: grid;
  grid-template-columns: minmax(160px, .35fr) minmax(0, 1.65fr);
  gap: var(--visual-gap);
  margin-bottom: 34px;
}

.deep-dive-heading h3 {
  margin: 0;
  font-size: clamp(2rem, 3.4vw, 3.4rem);
}

.deep-dive-story,
.project-stack-summary,
.evidence-boundary,
.search-reference-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--visual-gap);
}

.deep-dive-story > div,
.project-stack-summary > div,
.evidence-boundary > div,
.search-reference-card {
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--visual-line);
  border-radius: var(--visual-radius-small);
  background: white;
}

.deep-dive-story h4,
.search-reference-card h4 {
  margin: 0 0 14px;
  font-size: 1.2rem;
}

.deep-dive-story p,
.evidence-boundary p,
.search-reference-card p,
.search-reference-card li {
  color: var(--color-muted);
}

.project-stack-summary ul,
.evidence-source-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.project-stack-summary li {
  padding: 7px 12px;
  border: 1px solid var(--visual-line);
  border-radius: 999px;
  font-size: .84rem;
}

.evidence-source-list a {
  display: inline-flex;
  padding: 9px 14px;
  border: 1px solid var(--visual-line);
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
}

.reflection-quote {
  max-width: 24ch;
  margin-bottom: 34px;
  padding: 0;
  border: 0;
  font-size: clamp(2rem, 4vw, 4rem);
  font-weight: 700;
  line-height: 1.22;
}

.project-next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-item {
  border: 1px solid var(--visual-line);
  border-radius: var(--visual-radius-small);
  background: white;
}

.faq-item summary {
  padding: 20px 22px;
  cursor: pointer;
  font-weight: 800;
}

.faq-item p {
  padding: 0 22px 22px;
  color: var(--color-muted);
}

.related-projects-section {
  background: var(--visual-paper);
}

.related-projects-section h2 {
  max-width: 12ch;
  margin: 18px 0 54px;
  font-size: clamp(2.8rem, 5.5vw, 5.5rem);
}

.related-visual-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--visual-gap);
}

.related-visual-card {
  overflow: hidden;
  border: 1px solid var(--visual-line);
  border-radius: var(--visual-radius);
  background: white;
}

.related-visual-card > div {
  padding: 22px;
}

.related-visual-card > div > p:first-child {
  margin-bottom: 8px;
  color: var(--visual-blue);
  font-family: var(--font-mono);
  font-size: .72rem;
}

.related-visual-card h3 {
  margin-bottom: 10px;
  overflow-wrap: anywhere;
  font-size: 1.7rem;
}

.related-visual-card > div > p:not(:first-child) {
  color: var(--color-muted);
}

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

  .visual-experience-stage {
    grid-template-columns: 1fr;
  }

  .visual-experience-stage > header {
    max-width: 36rem;
  }

  .stage-work-carousel .carousel-slide {
    flex-basis: min(43%, 360px);
  }

  .visual-filter-panel {
    grid-template-columns: 1fr;
  }

  .visual-filter-panel .repo-search,
  .visual-filter-panel .filter-result {
    grid-column: auto;
  }
}

@media (max-width: 760px) {
  :root {
    --visual-radius: 18px;
    --visual-gap: 16px;
  }

  .visual-shell {
    width: min(calc(100% - 40px), 1360px);
  }

  .portfolio-hero-intro,
  .visual-experience-heading,
  .visual-contact .visual-shell,
  .visual-portfolio-stage .portfolio-stage-heading,
  .project-case-intro,
  .visual-section-heading {
    grid-template-columns: 1fr;
  }

  .portfolio-hero-intro h1,
  .visual-library-hero h1,
  .project-case-intro h1 {
    font-size: clamp(3rem, 15vw, 4.8rem);
  }

  .portfolio-hero-intro br,
  .visual-experience-heading br,
  .visual-contact h2 br,
  .visual-section-heading br,
  .project-gallery h2 br {
    display: none;
  }

  .carousel-toolbar {
    align-items: flex-start;
  }

  .carousel-toolbar > span:first-child {
    max-width: 50%;
  }

  .carousel-slide,
  .selected-work-carousel .carousel-slide,
  .project-version-carousel .carousel-slide,
  .project-gallery-carousel .carousel-slide {
    flex-basis: 90%;
  }

  .selected-work-caption {
    grid-template-columns: 1fr;
    padding: 24px;
  }

  .selected-work-caption h2 {
    font-size: 2.2rem;
  }

  .visual-capability-grid,
  .visual-repo-grid,
  .related-visual-grid,
  .project-snapshot-grid,
  .project-problem-grid,
  .deep-dive-story,
  .project-stack-summary,
  .evidence-boundary,
  .search-reference-grid {
    grid-template-columns: 1fr;
  }

  .visual-capability p,
  .visual-repo-copy > p:not(:first-child) {
    min-height: 0;
  }

  .stage-work-carousel .carousel-slide {
    flex-basis: 72%;
  }

  .visual-filter-panel {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .visual-filter-panel .repo-search,
  .visual-filter-panel .filter-result {
    grid-column: auto;
  }

  .visual-filter-panel .repo-search,
  .visual-filter-panel .filter-group {
    grid-template-columns: 64px minmax(0, 1fr);
  }

  .visual-filter-panel .filter-options {
    flex-wrap: nowrap;
    padding-bottom: 6px;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
  }

  .project-visual-cover figcaption,
  .project-gallery-item figcaption {
    grid-template-columns: 1fr;
  }

  .project-snapshot-grid article {
    padding: 24px 0;
    border-right: 0;
    border-bottom: 1px solid var(--visual-line);
  }

  .project-snapshot-grid article:last-child {
    border-bottom: 0;
  }

  .project-journey-map {
    grid-template-columns: 1fr;
    border-top: 0;
  }

  .project-journey-map li {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 18px;
    padding: 22px 0;
    border-top: 1px solid var(--visual-line);
  }

  .project-journey-map li:not(:last-child)::after {
    display: none;
  }

  .project-journey-map li > span {
    margin: 0;
  }

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

  .project-version-copy h3 {
    margin-top: 48px;
  }

  .project-deep-dive > summary {
    display: grid;
    min-height: 132px;
    align-content: center;
  }

  .deep-dive-heading {
    grid-template-columns: 1fr;
  }

  .reflection-quote {
    font-size: 2.2rem;
  }
}

.compatibility-page {
  min-height: 72vh;
  display: grid;
  place-items: center;
  padding: var(--spacing-page);
  background: var(--color-ink-950);
  color: var(--color-on-dark);
}

.compatibility-page > div {
  max-width: 52rem;
}

.compatibility-page .eyebrow {
  color: var(--color-signal);
}

.compatibility-page h1 {
  color: var(--color-on-dark);
}

.compatibility-page > div > p:not(.eyebrow) {
  color: rgb(245 243 238 / 76%);
  font-size: var(--font-lg);
}

/* === DOCUMENTARY APPENDIX & ABOUT === */
.portfolio-hero,
.about-documentary-hero {
  padding-block: clamp(var(--space-20), 11vw, var(--space-32));
  background: var(--color-ink-950);
  color: var(--color-on-dark);
}

.portfolio-hero .eyebrow,
.about-documentary-hero .eyebrow {
  color: var(--color-signal);
}

.portfolio-hero h1,
.about-documentary-hero h1 {
  max-width: 16ch;
  color: var(--color-on-dark);
  font-size: clamp(3rem, 8vw, 7rem);
}

.portfolio-hero > div > p:last-child,
.about-documentary-hero > div > div > p {
  max-width: 48rem;
  color: rgb(245 243 238 / 76%);
  font-size: var(--font-lg);
}

.portfolio-library {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

.portfolio-stage-list {
  display: grid;
  gap: clamp(var(--space-24), 12vw, 10rem);
  margin-top: var(--space-20);
}

.portfolio-stage {
  min-width: 0;
}

.portfolio-stage[hidden] {
  display: none;
}

.portfolio-stage-heading {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(18rem, .7fr);
  align-items: end;
  gap: clamp(var(--space-6), 6vw, var(--space-20));
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border-strong);
}

.portfolio-stage-heading span {
  color: var(--color-accent-strong);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
}

.portfolio-stage-heading h2 {
  max-width: 18ch;
  margin: var(--space-3) 0 0;
  font-size: clamp(2rem, 4.5vw, 4rem);
}

.portfolio-stage-heading > p {
  margin: 0;
  color: var(--color-muted);
}

.portfolio-stage .repo-grid {
  margin-top: 0;
}

.repo-current-state {
  display: -webkit-box;
  overflow: hidden;
  color: var(--color-muted);
  font-size: var(--font-sm);
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.about-documentary-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(17rem, .6fr);
  align-items: end;
  gap: clamp(var(--space-10), 8vw, var(--space-32));
}

.about-documentary-hero .button-secondary {
  border-color: rgb(245 243 238 / 38%);
  color: var(--color-on-dark);
}

.about-documentary-hero aside {
  padding: var(--space-8);
  border-top: 1px solid var(--color-signal);
  border-bottom: 1px solid rgb(245 243 238 / 20%);
}

.about-documentary-hero aside span {
  display: block;
  margin-bottom: var(--space-5);
  color: var(--color-signal);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
  text-transform: uppercase;
}

.about-documentary-hero aside strong {
  display: block;
  margin-bottom: var(--space-4);
  color: var(--color-on-dark);
  font-family: var(--font-display);
  font-size: var(--font-2xl);
}

.about-documentary-hero aside p {
  margin: 0;
  color: var(--color-on-dark-muted);
}

@media (max-width: 760px) {
  .portfolio-stage-heading,
  .about-documentary-grid {
    grid-template-columns: 1fr;
  }
}

/* === PROJECT DOCUMENTARY === */
.project-documentary-hero {
  padding-block: clamp(var(--space-20), 11vw, var(--space-32));
  border-bottom: 1px solid var(--color-ink-700);
  background: var(--color-ink-950);
  color: var(--color-on-dark);
}

.project-documentary-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(17rem, .55fr);
  align-items: end;
  gap: clamp(var(--space-10), 8vw, var(--space-32));
}

.project-documentary-hero .eyebrow {
  color: var(--color-cyan-500);
}

.project-repo-path {
  margin-bottom: var(--space-4);
  color: var(--color-on-dark-muted);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
  overflow-wrap: anywhere;
}

.project-documentary-hero h1 {
  margin-bottom: var(--space-6);
  color: var(--color-on-dark);
  font-size: clamp(3.6rem, 10vw, 9rem);
  letter-spacing: -.075em;
  overflow-wrap: anywhere;
}

.project-documentary-purpose {
  max-width: 42rem;
  margin-bottom: var(--space-8);
  color: rgb(245 243 238 / 78%);
  font-size: clamp(1.15rem, 2vw, 1.5rem);
}

.project-hero-actions,
.project-next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.project-documentary-hero .button-secondary {
  border-color: rgb(245 243 238 / 38%);
  color: var(--color-on-dark);
}

.project-evidence-preview {
  position: relative;
  isolation: isolate;
  min-width: 0;
  min-height: 25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: clip;
  padding: var(--space-6);
  border: 1px solid rgb(245 243 238 / 26%);
  background: linear-gradient(160deg, rgb(34 184 199 / 28%), rgb(8 26 38 / 86%));
}

.project-evidence-preview::before {
  position: absolute;
  z-index: -1;
  right: -35%;
  bottom: -30%;
  width: 120%;
  aspect-ratio: 1;
  border: 1px solid rgb(255 183 3 / 56%);
  border-radius: 50%;
  box-shadow: 0 0 0 3rem rgb(255 183 3 / 4%), 0 0 0 6rem rgb(255 183 3 / 3%);
  content: "";
}

.project-evidence-preview > span,
.project-evidence-preview time {
  color: var(--color-on-dark-muted);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
}

.project-evidence-preview > strong {
  color: var(--color-signal);
  font-family: var(--font-display);
  font-size: clamp(5rem, 11vw, 9rem);
  letter-spacing: -.08em;
  line-height: .8;
}

.project-evidence-preview > p {
  align-self: start;
  margin: 0;
  padding: var(--space-2) var(--space-3);
  background: var(--color-signal);
  color: var(--color-ink-950);
  font-size: var(--font-xs);
  font-weight: 700;
}

.project-documentary-layout {
  display: grid;
  grid-template-columns: minmax(12rem, .36fr) minmax(0, 1.64fr);
  align-items: start;
  gap: clamp(var(--space-8), 7vw, var(--space-24));
  padding-block: var(--spacing-section);
}

.documentary-toc {
  position: sticky;
  top: 108px;
  min-width: 0;
  padding-top: var(--space-4);
  border-top: 3px solid var(--color-heading);
}

.documentary-toc > p {
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.documentary-toc ol {
  display: grid;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.documentary-toc a {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: var(--space-2);
  min-height: var(--control-min);
  align-items: center;
  color: var(--color-muted);
  text-decoration: none;
}

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

.documentary-toc a span {
  font-family: var(--font-mono);
  font-size: var(--font-xs);
}

.project-story {
  min-width: 0;
  border-top: 1px solid var(--color-border-strong);
}

.project-story-section {
  min-width: 0;
  padding-block: clamp(var(--space-16), 9vw, var(--space-24));
  border-bottom: 1px solid var(--color-border);
  scroll-margin-top: 100px;
}

.project-story-heading {
  display: grid;
  grid-template-columns: 4rem minmax(0, 1fr);
  gap: var(--space-6);
  margin-bottom: clamp(var(--space-8), 5vw, var(--space-16));
}

.project-story-heading > span {
  color: var(--color-gray-400);
  font-family: var(--font-display);
  font-size: var(--font-3xl);
  font-weight: 700;
}

.project-story-heading p,
.problem-solution > span,
.problem-solution-label,
.purpose-statement > span,
.project-stack-summary span,
.evidence-boundary span {
  margin-bottom: var(--space-2);
  color: var(--color-accent-strong);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.project-story-heading h2 {
  max-width: 18ch;
  margin: 0;
  font-size: clamp(2rem, 4.8vw, 4.7rem);
  overflow-wrap: anywhere;
}

.project-story-body {
  min-width: 0;
  margin-left: calc(4rem + var(--space-6));
}

.project-story-lead {
  max-width: 46rem;
  margin: 0;
  color: var(--color-gray-700);
  font-size: clamp(1.2rem, 2.2vw, 1.65rem);
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.purpose-statement {
  max-width: 50rem;
  padding: clamp(var(--space-6), 5vw, var(--space-12));
  border-left: 5px solid var(--color-signal);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.purpose-statement p {
  margin: 0;
  font-size: var(--font-xl);
}

.evidence-media-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-12);
}

.evidence-media {
  min-width: 0;
  margin: 0;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.evidence-media:first-child:nth-last-child(odd) {
  grid-column: 1 / -1;
}

.evidence-media > div {
  display: grid;
  min-height: 16rem;
  place-items: center;
  overflow: clip;
  background: var(--color-ink-900);
}

.evidence-media img {
  width: 100%;
  height: auto;
  max-height: 46rem;
  object-fit: contain;
  object-position: center;
}

.evidence-media figcaption {
  padding: var(--space-4);
  color: var(--color-muted);
  font-size: var(--font-sm);
  overflow-wrap: anywhere;
}

.evidence-media figcaption > span {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--color-accent-strong);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
  text-transform: uppercase;
}

.evidence-media figcaption a {
  white-space: nowrap;
  font-weight: 700;
}

.version-filmstrip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px;
  background: var(--color-border-strong);
  list-style: none;
}

.version-node {
  min-width: 0;
  min-height: 22rem;
  display: flex;
  flex-direction: column;
  padding: clamp(var(--space-5), 3vw, var(--space-8));
  background: var(--color-surface);
  overflow-wrap: anywhere;
}

.version-node-top {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-16);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
}

.version-node-top > span {
  color: var(--color-heading);
  font-size: var(--font-xl);
  font-weight: 700;
}

.version-node h3 {
  margin-bottom: var(--space-4);
  font-size: var(--font-2xl);
}

.version-node p {
  color: var(--color-muted);
}

.version-node > a {
  margin-top: auto;
  font-size: var(--font-sm);
  font-weight: 700;
}

.problem-solution-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.problem-solution {
  min-width: 0;
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  overflow-wrap: anywhere;
}

.problem-solution h3 {
  margin-bottom: var(--space-8);
  font-size: clamp(1.35rem, 2.5vw, 2.2rem);
}

.problem-solution > div {
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.problem-solution > div + div {
  margin-top: var(--space-5);
}

.problem-solution > div p:last-child {
  margin: 0;
}

.project-stack-summary,
.evidence-boundary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-10);
}

.project-stack-summary > div,
.evidence-boundary > div {
  min-width: 0;
  padding: var(--space-6);
  border-top: 3px solid var(--color-heading);
  background: var(--color-surface);
  overflow-wrap: anywhere;
}

.project-stack-summary ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-4) 0 0;
  padding: 0;
  list-style: none;
}

.project-stack-summary li {
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  font-size: var(--font-sm);
}

.evidence-source-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
}

.evidence-source-list a {
  display: inline-flex;
  min-height: var(--control-min);
  align-items: center;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border-strong);
  font-weight: 700;
  text-decoration: none;
}

.reflection-quote {
  max-width: 48rem;
  margin: 0 0 var(--space-10);
  padding-left: var(--space-6);
  border-left: 5px solid var(--color-signal);
  color: var(--color-heading);
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 3rem);
  font-weight: 600;
  letter-spacing: -.035em;
  line-height: 1.25;
}

.related-projects-section {
  padding-block: var(--spacing-section);
  background: var(--color-ink-900);
  color: var(--color-on-dark);
}

.related-projects-section .eyebrow { color: var(--color-signal); }
.related-projects-section h2 { max-width: 18ch; color: var(--color-on-dark); }

@media (max-width: 1000px) {
  .project-documentary-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(15rem, .42fr);
  }

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

  .documentary-toc {
    position: static;
  }

  .documentary-toc ol {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .project-documentary-hero-grid,
  .evidence-media-grid,
  .problem-solution-grid,
  .project-stack-summary,
  .evidence-boundary {
    grid-template-columns: 1fr;
  }

  .project-documentary-hero h1 {
    font-size: clamp(3rem, 16vw, 5.4rem);
  }

  .project-evidence-preview {
    min-height: 19rem;
  }

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

  .project-story-heading {
    grid-template-columns: 2.5rem minmax(0, 1fr);
    gap: var(--space-3);
  }

  .project-story-body {
    margin-left: 0;
  }

  .version-node {
    min-height: 0;
  }

  .evidence-media:first-child:nth-last-child(odd) {
    grid-column: 1;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}

/* === EXPERIENCE DOCUMENTARY === */
.documentary-shell {
  width: min(calc(100% - (var(--spacing-page) * 2)), 1380px);
  min-width: 0;
  margin-inline: auto;
}

.documentary-hero {
  position: relative;
  isolation: isolate;
  overflow: clip;
  padding-block: clamp(88px, 12vw, 170px) clamp(72px, 10vw, 132px);
  background:
    radial-gradient(circle at 84% 18%, rgb(34 184 199 / 22%), transparent 28rem),
    linear-gradient(135deg, var(--color-ink-950), var(--color-ink-900) 62%, #0c3540);
  color: var(--color-on-dark);
}

.documentary-hero::before {
  position: absolute;
  z-index: -1;
  top: -16rem;
  left: 48%;
  width: min(52vw, 48rem);
  aspect-ratio: 1;
  border: 1px solid rgb(245 243 238 / 14%);
  border-radius: 50%;
  box-shadow: 0 0 0 7rem rgb(245 243 238 / 2%), 0 0 0 14rem rgb(245 243 238 / 2%);
  content: "";
}

.documentary-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(18rem, .7fr);
  align-items: end;
  gap: clamp(var(--space-10), 8vw, var(--space-32));
}

.documentary-hero-copy,
.documentary-hero-aside,
.experience-stage,
.experience-stage-projects,
.experience-repository {
  min-width: 0;
}

.documentary-hero .eyebrow {
  color: var(--color-signal);
}

.documentary-hero h1 {
  max-width: 16ch;
  margin-bottom: var(--space-8);
  color: var(--color-on-dark);
  font-size: clamp(3rem, 7.4vw, 7rem);
  letter-spacing: -.06em;
  line-height: .98;
}

.documentary-hero h1 em {
  color: var(--color-signal);
  font-style: normal;
}

.documentary-hero-lead {
  max-width: 44rem;
  margin-bottom: var(--space-8);
  color: rgb(245 243 238 / 76%);
  font-size: clamp(1.08rem, 1.6vw, 1.32rem);
}

.documentary-hero .button-secondary,
.documentary-closing .button-secondary {
  border-color: rgb(245 243 238 / 42%);
  color: var(--color-on-dark);
}

.documentary-hero-aside {
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  border: 1px solid rgb(245 243 238 / 18%);
  background: rgb(245 243 238 / 5%);
  backdrop-filter: blur(16px);
}

.documentary-hero-aside > p,
.documentary-hero-aside > strong {
  color: var(--color-signal);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.documentary-hero-aside ol {
  display: grid;
  gap: var(--space-5);
  margin: var(--space-8) 0;
  padding: 0;
  list-style: none;
}

.documentary-hero-aside li {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: var(--space-3);
  color: rgb(245 243 238 / 84%);
  line-height: 1.55;
}

.documentary-hero-aside li span {
  color: var(--color-cyan-500);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
}

.documentary-capabilities {
  border-bottom: 1px solid var(--color-border-strong);
  background: var(--color-signal);
}

.documentary-capability-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.documentary-capability {
  min-width: 0;
  padding: clamp(var(--space-6), 4vw, var(--space-12));
  border-right: 1px solid rgb(4 16 24 / 32%);
}

.documentary-capability:last-child {
  border-right: 0;
}

.documentary-capability > span {
  display: block;
  margin-bottom: var(--space-12);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
}

.documentary-capability h2 {
  margin-bottom: var(--space-3);
  font-size: clamp(1.6rem, 3vw, 2.7rem);
}

.documentary-capability p {
  max-width: 31rem;
  margin: 0;
  color: rgb(4 16 24 / 76%);
}

.experience-document {
  padding-block: var(--spacing-section);
}

.experience-introduction {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(18rem, .65fr);
  column-gap: clamp(var(--space-10), 8vw, var(--space-32));
  padding-bottom: clamp(var(--space-20), 10vw, var(--space-32));
}

.experience-introduction .eyebrow,
.experience-introduction h2 {
  grid-column: 1;
}

.experience-introduction h2 {
  max-width: 15ch;
  margin-bottom: var(--space-8);
}

.experience-introduction > p:not(.eyebrow) {
  grid-column: 1;
  max-width: 45rem;
  color: var(--color-muted);
  font-size: var(--font-lg);
}

.experience-legend {
  grid-row: 1 / span 3;
  grid-column: 2;
  align-self: end;
  display: grid;
  gap: var(--space-4);
  padding: var(--space-6);
  border-top: 1px solid var(--color-border-strong);
  border-bottom: 1px solid var(--color-border);
}

.experience-legend span {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-muted);
  font-size: var(--font-sm);
}

.legend-mark {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-gray-400);
}

.legend-anchor { background: var(--color-signal); }
.legend-evidence { background: var(--color-cyan-500); }

.experience-stages {
  display: grid;
  gap: clamp(var(--space-24), 14vw, 12rem);
}

.experience-stage {
  display: grid;
  grid-template-columns: minmax(14rem, .68fr) minmax(0, 1.8fr);
  align-items: start;
  gap: clamp(var(--space-8), 7vw, var(--space-24));
}

.experience-stage-heading {
  position: sticky;
  top: 112px;
}

.stage-number {
  margin-bottom: var(--space-16);
  color: var(--color-gray-400);
  font-family: var(--font-display);
  font-size: clamp(4rem, 8vw, 7rem);
  font-weight: 700;
  letter-spacing: -.08em;
  line-height: .8;
}

.stage-period {
  margin-bottom: var(--space-4);
  color: var(--color-accent-strong);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.experience-stage-heading h2 {
  margin-bottom: var(--space-5);
  font-size: clamp(2rem, 4vw, 3.7rem);
}

.experience-stage-heading > p:last-child {
  color: var(--color-muted);
}

.experience-stage-projects {
  display: grid;
  border-top: 1px solid var(--color-border-strong);
}

.experience-repository {
  overflow-wrap: anywhere;
}

.experience-repository-compact {
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr) auto;
  align-items: start;
  gap: clamp(var(--space-4), 3vw, var(--space-8));
  padding-block: clamp(var(--space-6), 4vw, var(--space-10));
  border-bottom: 1px solid var(--color-border);
}

.experience-repository-meta {
  display: grid;
  gap: var(--space-2);
  color: var(--color-gray-600);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
}

.experience-repository-meta span {
  color: var(--color-heading);
  font-size: var(--font-xl);
  font-weight: 700;
}

.experience-repository-copy h3 {
  max-width: 31ch;
  margin-bottom: var(--space-3);
  font-size: clamp(1.25rem, 2.1vw, 2rem);
  line-height: 1.25;
}

.experience-repository-copy > p:last-child {
  max-width: 46rem;
  margin: 0;
  color: var(--color-muted);
}

.text-link {
  min-height: var(--control-min);
  white-space: nowrap;
  font-weight: 700;
}

.experience-repository-anchor {
  position: relative;
  margin-block: var(--space-8);
  padding: clamp(var(--space-6), 5vw, var(--space-16));
  border: 1px solid var(--color-ink-700);
  background: var(--color-ink-900);
  box-shadow: var(--shadow-md);
  color: var(--color-on-dark);
}

.experience-repository-anchor::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 34%;
  height: 5px;
  background: var(--color-signal);
  content: "";
}

.anchor-project-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-6);
  margin-bottom: clamp(var(--space-8), 5vw, var(--space-16));
}

.anchor-project-heading .project-kicker {
  color: var(--color-signal);
}

.anchor-project-heading h3 {
  max-width: 28ch;
  margin: 0;
  color: var(--color-on-dark);
  font-size: clamp(1.8rem, 3.6vw, 3.3rem);
}

.anchor-project-status {
  align-self: start;
  padding: var(--space-2) var(--space-3);
  border: 1px solid rgb(245 243 238 / 28%);
  color: var(--color-on-dark-muted);
  font-size: var(--font-xs);
}

.anchor-project-story {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-bottom: var(--space-10);
  background: rgb(245 243 238 / 16%);
}

.anchor-project-story > div {
  padding: var(--space-5);
  background: var(--color-ink-900);
}

.anchor-project-story span {
  display: block;
  margin-bottom: var(--space-3);
  color: var(--color-cyan-500);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
}

.anchor-project-story p {
  margin: 0;
  color: rgb(245 243 238 / 76%);
}

.anchor-version-bridge {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(3rem, .35fr) minmax(0, 1fr);
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.anchor-version-bridge > div {
  display: grid;
  gap: var(--space-2);
}

.anchor-version-bridge time {
  color: var(--color-signal);
  font-family: var(--font-mono);
  font-size: var(--font-xs);
}

.anchor-version-bridge > span {
  position: relative;
  height: 1px;
  background: rgb(245 243 238 / 28%);
}

.anchor-version-bridge > span::after {
  position: absolute;
  top: -4px;
  right: 0;
  width: 9px;
  height: 9px;
  border-top: 1px solid var(--color-signal);
  border-right: 1px solid var(--color-signal);
  content: "";
  transform: rotate(45deg);
}

.anchor-project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.experience-repository-anchor .button-secondary {
  border-color: rgb(245 243 238 / 38%);
  color: var(--color-on-dark);
}

.documentary-closing {
  padding-block: var(--spacing-section);
  background: var(--color-ink-950);
  color: var(--color-on-dark);
}

.documentary-closing-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, .8fr);
  gap: clamp(var(--space-10), 8vw, var(--space-32));
}

.documentary-closing .eyebrow { color: var(--color-signal); }
.documentary-closing h2 { color: var(--color-on-dark); }
.documentary-closing-grid > div:last-child > p { color: rgb(245 243 238 / 72%); font-size: var(--font-lg); }

@media (max-width: 1000px) {
  .documentary-hero-grid,
  .experience-introduction,
  .documentary-closing-grid {
    grid-template-columns: 1fr;
  }

  .documentary-hero-aside {
    max-width: 42rem;
  }

  .experience-introduction .eyebrow,
  .experience-introduction h2,
  .experience-introduction > p:not(.eyebrow),
  .experience-legend {
    grid-row: auto;
    grid-column: 1;
  }

  .experience-legend {
    max-width: 42rem;
  }

  .experience-stage {
    grid-template-columns: minmax(12rem, .56fr) minmax(0, 1.44fr);
  }

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

@media (max-width: 760px) {
  .documentary-hero {
    padding-top: var(--space-20);
  }

  .documentary-hero h1 {
    font-size: clamp(2.65rem, 13vw, 4.5rem);
  }

  .documentary-capability-grid,
  .experience-stage {
    grid-template-columns: 1fr;
  }

  .documentary-capability {
    border-right: 0;
    border-bottom: 1px solid rgb(4 16 24 / 32%);
  }

  .documentary-capability > span {
    margin-bottom: var(--space-6);
  }

  .experience-stage-heading {
    position: static;
  }

  .stage-number {
    margin-bottom: var(--space-8);
  }

  .experience-repository-compact {
    grid-template-columns: 3.5rem minmax(0, 1fr);
  }

  .experience-repository-compact .text-link {
    grid-column: 2;
  }

  .anchor-project-heading,
  .anchor-version-bridge {
    grid-template-columns: 1fr;
  }

  .anchor-version-bridge > span {
    width: 1px;
    height: 2rem;
    margin-left: var(--space-3);
  }

  .anchor-version-bridge > span::after {
    top: auto;
    right: -4px;
    bottom: 0;
    transform: rotate(135deg);
  }
}

/* Keep the visual portfolio layer authoritative over legacy page styles. */
.portfolio-hero.visual-library-hero {
  padding-block: clamp(72px, 10vw, 150px) clamp(48px, 7vw, 96px);
  background: var(--visual-paper);
  color: var(--visual-ink);
}

.portfolio-hero.visual-library-hero .eyebrow {
  color: var(--visual-blue);
}

.portfolio-hero.visual-library-hero h1 {
  max-width: 13ch;
  color: var(--visual-ink);
  font-size: clamp(3.4rem, 7vw, 7.2rem);
}

.portfolio-hero.visual-library-hero > .visual-shell > p:last-child {
  color: var(--color-muted);
}

.portfolio-library.visual-library {
  padding-block: 0 clamp(96px, 12vw, 176px);
}

.project-deep-dive .project-stack-summary,
.project-deep-dive .evidence-boundary {
  gap: var(--visual-gap);
  margin-top: 0;
}

.project-deep-dive .project-stack-summary > div,
.project-deep-dive .evidence-boundary > div {
  border: 1px solid var(--visual-line);
  border-radius: var(--visual-radius-small);
}

.project-deep-dive .reflection-quote {
  max-width: 24ch;
  margin-bottom: 34px;
  padding: 0;
  border: 0;
  font-size: clamp(2rem, 4vw, 4rem);
}

.project-case-study .related-projects-section {
  background: var(--visual-paper);
  color: var(--visual-ink);
}

.project-case-study .related-projects-section .eyebrow {
  color: var(--visual-blue);
}

.project-case-study .related-projects-section h2 {
  max-width: 12ch;
  color: var(--visual-ink);
}

@media (max-width: 760px) {
  .portfolio-hero.visual-library-hero h1 {
    font-size: clamp(3rem, 15vw, 4.8rem);
  }

  .project-deep-dive .project-stack-summary,
  .project-deep-dive .evidence-boundary {
    grid-template-columns: 1fr;
  }

  .project-deep-dive .reflection-quote {
    font-size: 2.2rem;
  }
}

/* PROJECT LIBRARY V3 */
.library-body {
  --library-bg: #06101b;
  --library-surface: #0d1c2b;
  --library-surface-raised: #142a3d;
  --library-text: #f4f7fa;
  --library-muted: #9fb0bf;
  --library-accent: #ffb703;
  --library-header-height: 64px;
  --library-toolbar-height: 64px;
  background: var(--library-bg);
  color: var(--library-text);
}

.library-body::before {
  background-image:
    radial-gradient(circle at 18% -12%, rgb(34 184 199 / 12%), transparent 34rem),
    linear-gradient(rgb(244 247 250 / 2%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(244 247 250 / 2%) 1px, transparent 1px);
  background-size: auto, 56px 56px, 56px 56px;
}

.site-header--library {
  grid-template-columns: auto 1fr;
  gap: clamp(12px, 2vw, 28px);
  height: var(--library-header-height);
  min-height: var(--library-header-height);
  padding: 8px clamp(12px, 2.5vw, 36px);
  border-color: rgb(159 176 191 / 24%);
  background: rgb(6 16 27 / 92%);
}

.site-header--library .site-brand,
.site-header--library .site-nav a {
  color: var(--library-text);
}

.site-header--library .site-brand-mark {
  width: 40px;
  height: 40px;
  background: var(--library-surface-raised);
  color: var(--library-accent);
}

.site-header--library .site-brand-context {
  padding-left: 12px;
  border-left: 1px solid rgb(159 176 191 / 32%);
  color: var(--library-muted);
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.site-header--library .site-nav {
  grid-column: auto;
  width: auto;
  overflow: visible;
  justify-self: end;
  padding: 0;
}

.site-header--library .site-nav ul {
  gap: clamp(8px, 2vw, 20px);
}

.site-header--library .site-nav a {
  font-size: .75rem;
}

.site-header--library .site-nav a:hover {
  color: var(--library-accent);
}

.project-library-page {
  width: 100%;
  max-width: none;
  min-height: calc(100svh - var(--library-header-height));
  margin: 0;
  background: var(--library-bg);
}

.project-library {
  width: 100%;
  max-width: none;
}

.project-library__toolbar {
  position: sticky;
  z-index: 90;
  top: var(--library-header-height);
  display: grid;
  grid-template-columns: auto auto minmax(140px, 260px) minmax(0, 1fr);
  align-items: center;
  gap: 8px 14px;
  width: 100%;
  height: var(--library-toolbar-height);
  padding: 8px clamp(12px, 2.5vw, 36px);
  border-bottom: 1px solid rgb(159 176 191 / 22%);
  background: rgb(13 28 43 / 94%);
  box-shadow: 0 12px 28px rgb(0 0 0 / 18%);
  backdrop-filter: blur(18px);
}

.project-library__toolbar h1 {
  margin: 0;
  color: var(--library-text);
  font-size: clamp(1rem, 1.45vw, 1.35rem);
  letter-spacing: -.02em;
  white-space: nowrap;
}

.project-library__toolbar > p {
  margin: 0;
  color: var(--library-muted);
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .06em;
  white-space: nowrap;
  text-transform: uppercase;
}

.project-library__toolbar input[type="search"] {
  width: 100%;
  min-width: 0;
  height: 40px;
  padding: 0 12px;
  border: 1px solid rgb(159 176 191 / 36%);
  border-radius: 5px;
  background: rgb(6 16 27 / 72%);
  color: var(--library-text);
  line-height: 1;
}

.project-library__toolbar input[type="search"]::placeholder {
  color: var(--library-muted);
}

.project-library__toolbar input[type="search"]:focus-visible {
  border-color: var(--library-accent);
  outline: 2px solid var(--library-accent);
  outline-offset: 1px;
}

.library-filter-chips {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 6px;
  flex-wrap: nowrap;
  overflow-x: auto;
  padding: 2px;
  overscroll-behavior-inline: contain;
  scrollbar-color: rgb(159 176 191 / 40%) transparent;
  scrollbar-width: thin;
}

.library-filter-chips button {
  flex: 0 0 auto;
  min-height: 36px;
  padding: 6px 11px;
  border: 1px solid rgb(159 176 191 / 30%);
  border-radius: 999px;
  background: rgb(6 16 27 / 62%);
  color: var(--library-muted);
  font-size: .7rem;
  font-weight: 750;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
}

.library-filter-chips button:hover,
.library-filter-chips button[aria-pressed="true"] {
  border-color: var(--library-accent);
  background: var(--library-accent);
  color: #06101b;
}

.library-filter-chips button:focus-visible {
  outline: 2px solid var(--library-accent);
  outline-offset: 2px;
}

.project-library > [data-filter-empty] {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: clamp(12px, 2.5vw, 36px);
  padding: 20px;
  border: 1px solid rgb(159 176 191 / 28%);
  background: var(--library-surface);
  color: var(--library-muted);
  text-align: center;
}

.project-library > [data-filter-empty][hidden] {
  display: none;
}

.library-filter-reset {
  min-height: 44px;
  padding: 8px 14px;
  border: 1px solid var(--library-accent);
  border-radius: 999px;
  background: var(--library-accent);
  color: #06101b;
  font-weight: 800;
  cursor: pointer;
}

.library-filter-reset:focus-visible {
  outline: 2px solid var(--library-accent);
  outline-offset: 3px;
}

.library-grid {
  display: grid;
  width: 100%;
  max-width: none;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding: 36px;
}

.library-card {
  position: relative;
  min-width: 0;
  isolation: isolate;
}

.library-card__link {
  position: relative;
  display: block;
  border-radius: 6px;
  background: var(--library-surface);
  color: var(--library-text);
  text-decoration: none;
  transform-origin: center;
  transition:
    transform 200ms var(--ease-out),
    box-shadow 200ms var(--ease-out),
    outline-color 160ms var(--ease-out);
}

.library-card__case-link {
  position: absolute;
  z-index: 4;
  top: 8px;
  right: 8px;
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  justify-content: center;
  padding: 4px 9px;
  border: 1px solid rgb(255 255 255 / 24%);
  border-radius: 999px;
  background: rgb(2 8 14 / 78%);
  box-shadow: 0 4px 12px rgb(0 0 0 / 28%);
  color: var(--library-text);
  font-size: .66rem;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  opacity: 0;
  transform: translateY(-4px);
  transition:
    opacity 160ms var(--ease-out),
    transform 160ms var(--ease-out);
  backdrop-filter: blur(8px);
}

.library-card__case-link:focus-visible {
  outline: 3px solid var(--library-accent);
  outline-offset: 2px;
  opacity: 1;
  transform: translateY(0);
}

.library-card__art {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid rgb(159 176 191 / 18%);
  border-radius: 6px;
  background: linear-gradient(135deg, #173247, #08131f);
}

.library-card__art picture,
.library-card__art img {
  display: block;
  width: 100%;
  height: 100%;
}

.library-card__art img {
  object-fit: cover;
}

.library-card__copy {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: grid;
  gap: 2px;
  padding: clamp(28px, 22%, 72px) 10px 8px;
  background: linear-gradient(to top, rgb(2 8 14 / 98%) 0%, rgb(2 8 14 / 78%) 52%, transparent 100%);
  pointer-events: none;
}

.library-card__copy strong {
  display: -webkit-box;
  overflow: hidden;
  color: var(--library-text);
  font-size: clamp(.72rem, 1vw, .92rem);
  font-weight: 800;
  line-height: 1.18;
  overflow-wrap: anywhere;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.library-card__copy > span,
.library-card__copy small {
  overflow: hidden;
  color: var(--library-muted);
  font-size: clamp(.6rem, .78vw, .74rem);
  line-height: 1.25;
  opacity: 0;
  text-overflow: ellipsis;
  white-space: nowrap;
  transform: translateY(4px);
  transition:
    opacity 180ms var(--ease-out),
    transform 180ms var(--ease-out);
}

.library-card__copy small {
  color: rgb(244 247 250 / 72%);
  font-family: var(--font-mono);
  font-size: clamp(.54rem, .68vw, .66rem);
}

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

.library-card__link:focus-visible .library-card__copy > span,
.library-card__link:focus-visible .library-card__copy small {
  opacity: 1;
  transform: translateY(0);
}

@media (hover: hover) and (pointer: fine) {
  .library-card:hover {
    z-index: 3;
  }

  .library-card__link:hover {
    z-index: 2;
    transform: scale(1.035);
    outline: 3px solid var(--library-accent);
    outline-offset: 2px;
    box-shadow: 0 20px 44px rgb(0 0 0 / 52%);
  }

  .library-card__link:hover .library-card__copy > span,
  .library-card__link:hover .library-card__copy small {
    opacity: 1;
    transform: translateY(0);
  }

  .library-card__case-link:hover {
    border-color: var(--library-accent);
    background: rgb(2 8 14 / 94%);
  }

  .library-card:hover .library-card__case-link {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (hover: none), (pointer: coarse) {
  .library-card__case-link {
    opacity: 1;
    transform: none;
  }

  .library-card__copy > span {
    opacity: 1;
    transform: translateY(0);
  }

  .library-card__copy small {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .library-card__link,
  .library-card__case-link,
  .library-card__copy > span,
  .library-card__copy small {
    transition: none;
  }

  .library-card__link:hover {
    transform: none;
  }
}

@media (max-width: 1439px) {
  .library-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 16px;
    padding: 28px;
  }
}

@media (max-width: 1179px) {
  .library-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    padding: 24px;
  }
}

@media (max-width: 899px) {
  .site-header--library .site-brand-context {
    display: none;
  }

  .project-library__toolbar {
    grid-template-columns: auto auto minmax(0, 1fr);
    height: auto;
    min-height: var(--library-toolbar-height);
  }

  .library-filter-chips {
    grid-column: 1 / -1;
  }

  .library-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    padding: 20px;
  }
}

@media (max-width: 599px) {
  .site-header--library {
    gap: 10px;
  }

  .site-header--library .site-brand {
    gap: 8px;
    font-size: .8rem;
  }

  .site-header--library .site-nav ul {
    gap: 8px;
  }

  .site-header--library .site-nav a {
    font-size: .68rem;
  }

  .project-library__toolbar {
    gap: 6px 8px;
    padding-block: 7px;
  }

  .project-library__toolbar h1 {
    font-size: .92rem;
  }

  .project-library__toolbar > p {
    font-size: .58rem;
  }

  .project-library__toolbar input[type="search"] {
    height: 36px;
  }

  .library-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    padding: 14px;
  }

  .library-card__copy {
    padding: 24px 8px 7px;
  }

  .library-card__copy > span {
    opacity: 1;
    transform: translateY(0);
  }

  .library-card__copy small {
    display: none;
  }
}