@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@400;500;600&display=swap");

:root {
  --bg: #07131b;
  --bg-elevated: #0d1d27;
  --bg-panel: #102733;
  --bg-panel-strong: #13313f;
  --surface: rgba(10, 24, 32, 0.92);
  --surface-soft: rgba(15, 35, 46, 0.88);
  --text: #edf4f7;
  --text-soft: #c7d3da;
  --text-muted: #92a5af;
  --line: rgba(134, 170, 187, 0.18);
  --line-strong: rgba(134, 170, 187, 0.34);
  --accent: #3dbdb4;
  --accent-deep: #268e88;
  --accent-soft: rgba(61, 189, 180, 0.14);
  --accent-warm: #ff8f45;
  --accent-warm-soft: rgba(255, 143, 69, 0.14);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 26px;
  --radius-xl: 36px;
  --space-1: 0.35rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.4rem;
  --space-6: 1.8rem;
  --space-7: 2.4rem;
  --space-8: 3.2rem;
  --space-9: 4.5rem;
  --space-10: 6rem;
  --max: 1180px;
  --font-sans: "Manrope", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
  --duration-fast: 180ms;
  --duration-mid: 320ms;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(61, 189, 180, 0.1), transparent 28%),
    radial-gradient(circle at top right, rgba(255, 143, 69, 0.08), transparent 22%),
    linear-gradient(180deg, #061018 0%, #07131b 22%, #081720 100%);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(192, 213, 222, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(192, 213, 222, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.82), transparent 90%);
  pointer-events: none;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: auto 0 0;
  height: 30vh;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.16));
  pointer-events: none;
  z-index: -1;
}

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

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

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

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 20;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--text);
  color: var(--bg);
  transition: top var(--duration-fast) ease;
}

.skip-link:focus-visible {
  top: 1rem;
}

.shell {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding-top: 1rem;
  background: linear-gradient(180deg, rgba(7, 19, 27, 0.94), rgba(7, 19, 27, 0.58) 70%, transparent);
  backdrop-filter: blur(10px);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(9, 19, 27, 0.82);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}

.brand-mark {
  width: 2.7rem;
  height: 2.7rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background:
    linear-gradient(145deg, rgba(61, 189, 180, 0.22), rgba(15, 24, 30, 0.22)),
    var(--bg-panel);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-copy {
  display: grid;
  gap: 0.12rem;
}

.brand-copy strong {
  font-size: 0.98rem;
  line-height: 1.15;
}

.brand-copy span {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.55rem;
  padding: 0 0.92rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.02);
  transition:
    transform var(--duration-fast) ease,
    border-color var(--duration-fast) ease,
    color var(--duration-fast) ease,
    background-color var(--duration-fast) ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
  border-color: rgba(61, 189, 180, 0.5);
  background: rgba(61, 189, 180, 0.08);
}

.site-nav a:hover {
  transform: translateY(-1px);
}

.page {
  padding-top: var(--space-7);
  padding-bottom: var(--space-9);
}

.stack-xl > * + * {
  margin-top: var(--space-8);
}

.stack-md > * + * {
  margin-top: var(--space-5);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: var(--space-4);
  padding: 0.45rem 0.7rem;
  border: 1px solid rgba(61, 189, 180, 0.24);
  border-radius: 999px;
  background: rgba(61, 189, 180, 0.07);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 0 8px rgba(61, 189, 180, 0.08);
}

.section-heading {
  display: grid;
  gap: 0.9rem;
  max-width: 64rem;
}

.section-heading h1,
.section-heading h2,
.section-heading h3,
.section-head h2 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4.8rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.section-heading h2,
.section-head h2 {
  font-size: clamp(1.75rem, 3.8vw, 3.15rem);
}

.section-heading h3 {
  font-size: clamp(1.25rem, 2vw, 1.8rem);
  line-height: 1.05;
}

.section-heading p,
.lede,
.body-copy,
.section-head p,
.doc-card p,
.note-card p,
.pub-card p,
.resume-card p,
.contact-card p,
.capability-card p,
.archive-card p,
.featured-card p {
  margin: 0;
  color: var(--text-soft);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: var(--space-6);
  align-items: stretch;
}

.hero-copy,
.hero-media,
.panel,
.cta-band,
.featured-card,
.project-card,
.doc-card,
.note-card,
.pub-card,
.contact-card,
.resume-card,
.archive-card,
.viewer,
.proof-strip,
.project-hero-image {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 28%),
    var(--surface);
  box-shadow: var(--shadow);
}

.hero-copy,
.panel,
.doc-card,
.note-card,
.pub-card,
.contact-card,
.resume-card,
.archive-card,
.viewer,
.featured-card,
.capability-card {
  padding: clamp(1.2rem, 2vw, 1.8rem);
}

.hero-copy {
  position: relative;
  overflow: hidden;
}

.hero-copy::after {
  content: "";
  position: absolute;
  inset: auto -90px -90px auto;
  width: 220px;
  height: 220px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(61, 189, 180, 0.16), transparent 70%);
  pointer-events: none;
}

.hero-actions,
.button-row,
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-actions,
.button-row {
  margin-top: var(--space-6);
}

.button,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0 1rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  transition:
    transform var(--duration-fast) ease,
    background-color var(--duration-fast) ease,
    border-color var(--duration-fast) ease,
    color var(--duration-fast) ease;
}

.button {
  background: var(--accent);
  color: #042328;
}

.button:hover {
  transform: translateY(-1px);
  background: #55d2c9;
}

.button-secondary {
  border-color: var(--line-strong);
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}

.button-secondary:hover {
  transform: translateY(-1px);
  border-color: rgba(61, 189, 180, 0.5);
  color: var(--accent);
}

.hero-media,
.card-image,
.project-hero-image,
.portrait {
  position: relative;
  overflow: hidden;
}

.hero-media img,
.card-image img,
.project-hero-image img,
.gallery img,
.portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-media::after,
.card-image::after,
.project-hero-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 19, 27, 0.08), rgba(7, 19, 27, 0.82)),
    linear-gradient(135deg, transparent 38%, rgba(61, 189, 180, 0.08));
  pointer-events: none;
}

.hero-meta {
  position: absolute;
  left: 1.25rem;
  right: 1.25rem;
  bottom: 1.25rem;
  display: grid;
  gap: 0.55rem;
  z-index: 1;
}

.micro-label,
.section-kicker,
.note-card small,
.pub-card small,
.meta-stack small {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-meta strong,
.project-meta-bar strong,
.subsystem-list strong,
.contact-link strong {
  font-size: 1rem;
  line-height: 1.4;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  background: var(--line);
  padding: 0;
}

.proof-strip article {
  padding: 1.1rem 1rem;
  background: rgba(11, 26, 34, 0.98);
}

.proof-strip strong {
  display: block;
  margin-bottom: 0.2rem;
  font-size: clamp(1.4rem, 2vw, 1.9rem);
  color: var(--accent);
}

.proof-strip span {
  color: var(--text-soft);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.section {
  display: grid;
  gap: var(--space-6);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-5);
  flex-wrap: wrap;
}

.featured-grid,
.capability-grid,
.notes-grid,
.pub-grid,
.contact-grid,
.archive-grid,
.project-detail-grid,
.gallery,
.resume-grid,
.about-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--space-5);
}

.featured-card {
  grid-column: span 12;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-5);
  min-height: 320px;
}

.featured-card:nth-child(even) {
  grid-template-columns: 0.95fr 1.05fr;
}

.archive-card,
.doc-card,
.note-card,
.pub-card,
.contact-card,
.resume-card,
.capability-card,
.panel {
  grid-column: span 12;
}

.archive-card,
.featured-card {
  overflow: hidden;
}

.archive-card .card-copy,
.featured-card .card-copy {
  display: grid;
  gap: var(--space-5);
  align-content: space-between;
}

.tag,
.meta-pill {
  display: inline-flex;
  align-items: center;
  min-height: 1.9rem;
  padding: 0 0.68rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.03);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

.tag.teal {
  color: var(--accent);
  border-color: rgba(61, 189, 180, 0.3);
  background: rgba(61, 189, 180, 0.08);
}

.tag.orange {
  color: var(--accent-warm);
  border-color: rgba(255, 143, 69, 0.28);
  background: rgba(255, 143, 69, 0.08);
}

.capability-card {
  display: grid;
  gap: 0.9rem;
  min-height: 100%;
}

.capability-number {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.bullet-list,
.meta-stack,
.subsystem-list,
.contact-list {
  display: grid;
  gap: 0.8rem;
}

.bullet-list {
  padding-left: 1rem;
}

.bullet-list li {
  color: var(--text-soft);
}

.contact-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  transition: border-color var(--duration-fast) ease, transform var(--duration-fast) ease;
}

.contact-link:hover {
  transform: translateY(-2px);
  border-color: rgba(61, 189, 180, 0.35);
}

.contact-link span:last-child {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  flex-wrap: wrap;
  background: linear-gradient(135deg, rgba(61, 189, 180, 0.12), rgba(255, 143, 69, 0.06)), var(--surface);
}

.cta-band h2 {
  margin: 0;
  font-size: clamp(1.55rem, 3vw, 2.4rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.cta-band p {
  max-width: 42rem;
  margin: 0.4rem 0 0;
  color: var(--text-soft);
}

.project-hero {
  display: grid;
  gap: var(--space-6);
}

.project-hero-image {
  min-height: clamp(340px, 52vw, 640px);
}

.project-hero-copy {
  display: grid;
  gap: var(--space-5);
}

.project-meta-bar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--line);
}

.project-meta-bar article {
  padding: 1rem;
  background: rgba(8, 18, 24, 0.96);
}

.subsystem-list article {
  padding-top: 0.8rem;
  border-top: 1px solid var(--line);
}

.gallery-item {
  grid-column: span 12;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(9, 18, 24, 0.92);
}

.gallery-item img {
  min-height: 230px;
}

.gallery-item iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
}

.gallery-item figcaption {
  padding: 0.8rem 0.9rem 1rem;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.viewer-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.viewer-frame {
  margin-top: 1rem;
}

.viewer-frame iframe {
  width: 100%;
  height: 900px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #ffffff;
}

.site-footer {
  padding-top: var(--space-8);
  border-top: 1px solid var(--line);
  color: var(--text-muted);
}

.footer-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  padding-bottom: var(--space-8);
}

.footer-shell p {
  margin: 0;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity var(--duration-mid) ease, transform var(--duration-mid) ease;
}

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

@media (min-width: 760px) {
  .archive-card,
  .note-card,
  .pub-card,
  .resume-card,
  .contact-card {
    grid-column: span 6;
  }

  .gallery-item.half {
    grid-column: span 6;
  }
}

@media (min-width: 920px) {
  .capability-card {
    grid-column: span 3;
  }

  .note-card {
    grid-column: span 4;
  }

  .pub-card,
  .contact-card.span-6,
  .resume-card.span-6,
  .doc-card.span-6,
  .panel.span-6 {
    grid-column: span 6;
  }

  .contact-card.span-5,
  .resume-card.span-5,
  .doc-card.span-5,
  .panel.span-5 {
    grid-column: span 5;
  }

  .contact-card.span-7,
  .resume-card.span-7,
  .doc-card.span-7,
  .panel.span-7 {
    grid-column: span 7;
  }

  .archive-card {
    grid-column: span 4;
  }
}

@media (max-width: 1024px) {
  .hero,
  .featured-card,
  .featured-card:nth-child(even) {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .site-header {
    position: static;
  }

  .nav-shell {
    border-radius: 22px;
    align-items: flex-start;
  }

  .site-nav {
    width: 100%;
    justify-content: flex-start;
  }

  .proof-strip {
    grid-template-columns: 1fr;
  }

  .viewer-frame iframe {
    height: 620px;
  }

  .footer-shell {
    flex-direction: column;
    align-items: flex-start;
  }
}

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

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

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}