:root {
  --c-bg: #f4faff;
  --c-bg-2: #eaf5fd;
  --c-surface: #fafdff;
  --c-surface-2: #e4f1fb;
  --c-text: #09243b;
  --c-text-2: #45657f;
  --c-text-3: #6e889d;
  --c-border: #b9d2e5;
  --c-border-soft: rgba(116, 160, 193, 0.28);
  --c-accent: #2f8bc7;
  --c-accent-dark: #0e5f93;
  --c-accent-soft: #d7ecfa;
  --c-ink: #071a2d;
  --c-white: #ffffff;
  --grid-color: rgba(47, 139, 199, 0.085);
  --hair: 1px;
  --radius: 2px;
  --max: 1200px;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;
  --space-8: 128px;
  --font-display: "IBM Plex Serif", Georgia, "Times New Roman", serif;
  --font-body: "Inter", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--c-text);
  background: var(--c-bg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.62;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    linear-gradient(to right, var(--grid-color) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-color) 1px, transparent 1px),
    radial-gradient(circle at 78% 10%, rgba(135, 198, 235, 0.24), transparent 34%),
    linear-gradient(180deg, #f8fcff 0%, var(--c-bg) 44%, #edf7fe 100%);
  background-size: 80px 80px, 80px 80px, auto, auto;
}

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

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

.page-texture {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: url("/assets/paper-grain.png");
  background-size: 320px 320px;
  opacity: 0.07;
  mix-blend-mode: multiply;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 72px;
  padding: 0 max(var(--space-3), calc((100% - var(--max)) / 2));
  background: rgba(244, 250, 255, 0.9);
  border-bottom: var(--hair) solid var(--c-border);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: var(--c-bg);
  background: var(--c-text);
  border: var(--hair) solid var(--c-text);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.brand-text {
  overflow: hidden;
  color: var(--c-text);
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 3vw, 44px);
}

.nav-links a,
.header-admin {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  color: var(--c-text-2);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  transition: color 150ms ease, background 150ms ease, border-color 150ms ease;
}

.nav-links a:hover {
  color: var(--c-text);
}

.header-admin {
  padding: 0 14px;
  border: var(--hair) solid var(--c-border);
  border-radius: var(--radius);
  background: rgba(250, 253, 255, 0.58);
}

.header-admin:hover {
  color: var(--c-bg);
  background: var(--c-text);
  border-color: var(--c-text);
}

main {
  overflow: hidden;
}

.hero-section {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.52fr);
  gap: clamp(var(--space-4), 6vw, var(--space-7));
  align-items: stretch;
  min-height: calc(100vh - 72px);
  padding: clamp(var(--space-6), 10vw, var(--space-8)) max(var(--space-3), calc((100% - var(--max)) / 2));
  border-bottom: var(--hair) solid var(--c-border);
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(47, 139, 199, 0.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(47, 139, 199, 0.08) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, 0.82) 64%, transparent 100%);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.eyebrow {
  margin: 0 0 var(--space-2);
  color: var(--c-text-2);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-copy h1 {
  max-width: 920px;
  margin: 0;
  color: var(--c-text);
  font-family: var(--font-display);
  font-size: clamp(46px, 7.2vw, 104px);
  font-weight: 500;
  letter-spacing: 0;
  line-height: 0.98;
  text-wrap: balance;
}

.hero-summary {
  max-width: 760px;
  margin: var(--space-3) 0 0;
  color: var(--c-text-2);
  font-size: clamp(17px, 1.6vw, 21px);
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: var(--space-4);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 var(--space-3);
  border: var(--hair) solid var(--c-text);
  border-radius: var(--radius);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: background 150ms ease, border-color 150ms ease, color 150ms ease, transform 150ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: var(--c-bg);
  background: var(--c-accent);
  border-color: var(--c-accent);
}

.button-primary:hover {
  background: var(--c-text);
  border-color: var(--c-text);
}

.button-secondary {
  color: var(--c-text);
  background: rgba(250, 253, 255, 0.5);
}

.button-secondary:hover {
  color: var(--c-bg);
  background: var(--c-text);
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  max-width: 760px;
  margin: var(--space-5) 0 0;
  border-top: var(--hair) solid var(--c-border);
  border-left: var(--hair) solid var(--c-border);
}

.hero-meta div {
  min-height: 104px;
  padding: var(--space-2);
  border-right: var(--hair) solid var(--c-border);
  border-bottom: var(--hair) solid var(--c-border);
  background: rgba(250, 253, 255, 0.34);
}

.hero-meta dt {
  color: var(--c-text-3);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-meta dd {
  margin: 12px 0 0;
  color: var(--c-text);
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.35;
}

.hero-visual {
  align-self: center;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 520px;
  padding: var(--space-2);
  background: var(--c-surface);
  border: var(--hair) solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: 0 28px 80px rgba(47, 107, 153, 0.12);
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: var(--hair) solid var(--c-border-soft);
  border-radius: var(--radius);
  filter: saturate(0.88) contrast(0.98) brightness(1.02);
}

.visual-caption {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: var(--hair) solid var(--c-border);
}

.visual-caption span {
  color: var(--c-text);
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 500;
}

.visual-caption small {
  color: var(--c-text-3);
  font-family: var(--font-mono);
  font-size: 11px;
}

.metric-band {
  background: rgba(234, 245, 253, 0.72);
  border-bottom: var(--hair) solid var(--c-border);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: var(--max);
  margin: 0 auto;
  border-left: var(--hair) solid var(--c-border);
}

.metric {
  min-height: 150px;
  padding: var(--space-4) var(--space-3);
  border-right: var(--hair) solid var(--c-border);
}

.metric-value {
  display: block;
  color: var(--c-text);
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 56px);
  font-weight: 500;
  line-height: 1;
}

.metric-label {
  display: block;
  margin-top: var(--space-2);
  color: var(--c-text-2);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.section-grid {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: clamp(var(--space-4), 7vw, var(--space-7));
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(var(--space-7), 10vw, var(--space-8)) var(--space-3);
}

.section-muted {
  max-width: none;
  padding-inline: max(var(--space-3), calc((100% - var(--max)) / 2 + var(--space-3)));
  background: rgba(228, 241, 251, 0.66);
  border-top: var(--hair) solid var(--c-border);
  border-bottom: var(--hair) solid var(--c-border);
}

.section-kicker {
  position: sticky;
  top: 104px;
  align-self: start;
}

.section-kicker p {
  margin: 0 0 10px;
  color: var(--c-accent-dark);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-kicker h2,
.closing-section h2,
.contact-section h2 {
  margin: 0;
  color: var(--c-text);
  font-family: var(--font-display);
  font-size: clamp(30px, 4.6vw, 64px);
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1.02;
  text-wrap: balance;
}

.about-copy {
  display: grid;
  gap: var(--space-2);
  max-width: 850px;
  color: var(--c-text-2);
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.72;
}

.about-copy p {
  margin: 0;
}

.strength-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: var(--space-5);
  border-top: var(--hair) solid var(--c-border);
  border-left: var(--hair) solid var(--c-border);
}

.strength-card,
.project-card {
  min-height: 230px;
  padding: var(--space-3);
  background: rgba(250, 253, 255, 0.48);
  border-right: var(--hair) solid var(--c-border);
  border-bottom: var(--hair) solid var(--c-border);
  border-radius: 0;
}

.strength-card h3,
.project-card h3 {
  margin: 0;
  color: var(--c-text);
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  line-height: 1.15;
}

.strength-card p,
.project-card p {
  margin: var(--space-2) 0 0;
  color: var(--c-text-2);
}

.timeline {
  display: grid;
}

.timeline-item {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-top: var(--hair) solid var(--c-border);
}

.timeline-item:last-child {
  border-bottom: var(--hair) solid var(--c-border);
}

.timeline-period {
  color: var(--c-accent-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.timeline-content h3 {
  margin: 0;
  color: var(--c-text);
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 500;
  line-height: 1.14;
}

.timeline-org {
  margin: 8px 0 0;
  color: var(--c-text-3);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.timeline-summary {
  margin: var(--space-2) 0 0;
  color: var(--c-text-2);
  font-size: 18px;
}

.timeline-highlights {
  display: grid;
  gap: 10px;
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
}

.timeline-highlights li {
  position: relative;
  padding-left: 20px;
  color: var(--c-text);
}

.timeline-highlights li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 1px;
  background: var(--c-accent);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: var(--hair) solid var(--c-border);
  border-left: var(--hair) solid var(--c-border);
}

.project-card {
  display: flex;
  flex-direction: column;
}

.project-card:hover,
.strength-card:hover {
  background: rgba(255, 255, 255, 0.72);
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--space-3);
}

.project-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  color: var(--c-text-2);
  border: var(--hair) solid var(--c-border);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.project-card a {
  width: max-content;
  margin-top: auto;
  padding-top: var(--space-4);
  color: var(--c-text);
  border-bottom: var(--hair) solid var(--c-border);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
}

.project-card a:hover {
  color: var(--c-accent-dark);
  border-color: var(--c-accent-dark);
}

.closing-section,
.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(300px, 0.58fr);
  gap: clamp(var(--space-4), 7vw, var(--space-7));
  padding: clamp(var(--space-7), 10vw, var(--space-8)) max(var(--space-3), calc((100% - var(--max)) / 2));
  border-top: var(--hair) solid var(--c-border);
}

.principles {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  border-top: var(--hair) solid var(--c-border);
  list-style: none;
}

.principles li {
  padding: var(--space-3) 0;
  color: var(--c-text-2);
  border-bottom: var(--hair) solid var(--c-border);
  font-size: 19px;
}

.contact-section {
  align-items: end;
  color: var(--c-bg);
  background:
    linear-gradient(to right, rgba(244, 250, 255, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(244, 250, 255, 0.055) 1px, transparent 1px),
    var(--c-ink);
  background-size: 80px 80px;
}

.contact-section h2 {
  color: var(--c-bg);
}

.contact-section .eyebrow {
  color: #9bd3f4;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

.contact-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 var(--space-3);
  color: var(--c-bg);
  border: var(--hair) solid rgba(244, 250, 255, 0.28);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
}

.contact-links a:hover {
  background: rgba(244, 250, 255, 0.12);
}

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

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) max(var(--space-3), calc((100% - var(--max)) / 2));
  color: rgba(244, 250, 255, 0.72);
  background: var(--c-ink);
  border-top: var(--hair) solid rgba(244, 250, 255, 0.14);
  font-family: var(--font-mono);
  font-size: 11px;
}

@media (max-width: 920px) {
  .site-header {
    padding-inline: 14px;
  }

  .brand-text {
    display: none;
  }

  .nav-links {
    gap: 14px;
  }

  .hero-section {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: var(--space-6) 14px;
  }

  .hero-visual {
    min-height: 0;
  }

  .metrics {
    grid-template-columns: 1fr;
    margin-inline: 14px;
  }

  .metric {
    min-height: 112px;
  }

  .section-grid,
  .closing-section,
  .contact-section {
    grid-template-columns: 1fr;
    padding-inline: 14px;
  }

  .section-kicker {
    position: static;
  }

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

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .contact-links {
    justify-content: flex-start;
  }
}

@media (max-width: 620px) {
  .site-header {
    min-height: auto;
    padding-block: 10px;
  }

  .nav-links {
    display: none;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
  }

  .hero-copy h1 {
    font-size: clamp(42px, 14vw, 66px);
  }

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

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .visual-caption {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer {
    flex-direction: column;
  }
}

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

  .button,
  .nav-links a,
  .header-admin {
    transition: none;
  }
}