:root {
  --bg: #0b0b0d;
  --panel: #131316;
  --panel-soft: #18181d;
  --text: #f5f5f4;
  --muted: #bcb8b0;
  --line: #2f2f37;
  --warm: #d38b4e;
  --warm-soft: #a06636;
  --cool: #5ca2ff;
  --accent: linear-gradient(135deg, rgba(211, 139, 78, 0.95), rgba(92, 162, 255, 0.75));
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 30px;
  --space-1: clamp(0.55rem, 0.8vw, 0.8rem);
  --space-2: clamp(0.85rem, 1.2vw, 1.1rem);
  --space-3: clamp(1.2rem, 1.7vw, 1.7rem);
  --space-4: clamp(1.7rem, 2.6vw, 2.6rem);
  --space-5: clamp(2.4rem, 4vw, 4.2rem);
  --space-6: clamp(3.2rem, 5.4vw, 6rem);
  --type-xs: clamp(0.74rem, 0.9vw, 0.84rem);
  --type-sm: clamp(0.92rem, 1vw, 1rem);
  --type-md: clamp(1.04rem, 1.35vw, 1.24rem);
  --type-lg: clamp(1.45rem, 2.4vw, 2.35rem);
  --type-xl: clamp(2.35rem, 5.7vw, 6rem);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
}

body {
  font-family: "Manrope", sans-serif;
  line-height: 1.45;
}

.shell {
  width: min(1220px, calc(100vw - 2.2rem));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -12rem;
  z-index: 1200;
  background: #fff;
  color: #000;
  padding: 0.7rem 1rem;
  border-radius: 0.5rem;
}

.skip-link:focus {
  top: 0.75rem;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: linear-gradient(180deg, rgba(7, 10, 15, 0.66), rgba(7, 10, 15, 0.2));
  backdrop-filter: blur(6px) saturate(1.05);
  -webkit-backdrop-filter: blur(6px) saturate(1.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  transition: background 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.site-header::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -18px;
  width: 100%;
  height: 18px;
  background: linear-gradient(180deg, rgba(11, 14, 22, 0.64), rgba(11, 14, 22, 0));
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.site-header.scrolled {
  background: linear-gradient(180deg, rgba(8, 11, 16, 0.94), rgba(8, 11, 16, 0.82));
  border-bottom-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.42);
}

.site-header.scrolled::after {
  opacity: 1;
}

.nav-shell {
  min-height: 4.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text);
  text-decoration: none;
  font-family: "Space Grotesk", sans-serif;
  font-size: var(--type-sm);
  letter-spacing: 0.06em;
  font-weight: 700;
}

.brand-logo {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-nav {
  display: flex;
  gap: 0.45rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: var(--type-xs);
  border-radius: 999px;
  padding: 0.58rem 0.82rem;
  border: 1px solid transparent;
  transition: border-color 180ms ease, color 180ms ease, background 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.06);
  outline: none;
}

.menu-toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  padding: max(6.2rem, var(--space-6)) 0 var(--space-5);
  overflow: clip;
}

.hero-image,
.hero-noise {
  position: absolute;
  inset: 0;
}

.hero-image {
  z-index: 0;
  background: linear-gradient(180deg, rgba(6, 8, 12, 0.34) 0%, rgba(7, 9, 14, 0.56) 40%, rgba(8, 9, 13, 0.82) 100%),
    radial-gradient(circle at top right, rgba(92, 162, 255, 0.22), transparent 42%),
    url("./images/engineer cover.JPG") center 78% / cover no-repeat;
}

.hero-noise {
  z-index: 1;
  pointer-events: none;
  opacity: 0.15;
  background-image: radial-gradient(rgba(255, 255, 255, 0.2) 0.8px, transparent 0.8px);
  background-size: 3px 3px;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
  display: grid;
  gap: var(--space-2);
}

.kicker {
  margin: 0;
  color: var(--warm);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: var(--type-xs);
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: var(--type-xl);
  line-height: 0.92;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.hero-copy {
  margin: 0;
  font-size: var(--type-md);
  color: #dfd9cf;
  max-width: 56ch;
}

.hero-cta {
  justify-self: start;
  margin-top: var(--space-1);
  text-decoration: none;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.24);
  padding: 0.66rem 1.05rem;
  border-radius: 999px;
  font-size: var(--type-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  transition: transform 200ms ease, border-color 200ms ease;
}

.hero-cta:hover,
.hero-cta:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.5);
  outline: none;
}

section {
  padding: var(--space-5) 0;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  margin-top: calc(var(--space-4) * -0.6);
  position: relative;
  z-index: 5;
}

.metric-card {
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  min-height: 180px;
  transition: transform 220ms ease, border-color 220ms ease;
  transform-style: preserve-3d;
}

.metric-card:hover {
  border-color: rgba(255, 255, 255, 0.3);
}

.metric-value {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(2rem, 4vw, 3.5rem);
}

.metric-label {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: var(--type-sm);
}

.section-head {
  margin-bottom: var(--space-4);
}

.section-head h2 {
  margin: 0.45rem 0 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: var(--type-lg);
  max-width: 30ch;
  text-wrap: balance;
}

.filter-rail {
  position: relative;
  display: inline-grid;
  grid-auto-flow: column;
  gap: 0.35rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.35rem;
  background: rgba(255, 255, 255, 0.03);
  overflow-x: auto;
  max-width: 100%;
}

.filter-glide {
  position: absolute;
  left: 0.35rem;
  top: 0.35rem;
  bottom: 0.35rem;
  width: 0;
  border-radius: 999px;
  background: var(--accent);
  opacity: 0.25;
  transition: width 220ms ease, transform 220ms ease;
}

.filter-chip {
  position: relative;
  z-index: 1;
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  padding: 0.58rem 0.9rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  font-weight: 700;
  cursor: pointer;
}

.filter-chip.is-active,
.filter-chip:hover,
.filter-chip:focus-visible {
  color: var(--text);
  outline: none;
}

.explorer-grid {
  margin-top: var(--space-4);
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: var(--space-3);
}

.spotlight {
  position: relative;
  background: var(--panel);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.spotlight::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1px;
  border-radius: inherit;
  background: linear-gradient(140deg, rgba(211, 139, 78, 0.95), rgba(92, 162, 255, 0.3), rgba(211, 139, 78, 0.95));
  background-size: 200% 200%;
  animation: border-shift 6s linear infinite;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  pointer-events: none;
}

@keyframes border-shift {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

.spotlight-media-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.spotlight-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.spotlight-body {
  padding: var(--space-4);
}

.spotlight-category {
  margin: 0;
  color: var(--warm);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: var(--type-xs);
  font-weight: 700;
}

.spotlight h3 {
  margin: 0.5rem 0 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.45rem, 2.7vw, 2.5rem);
}

#spotlight-summary,
.spotlight-impact {
  color: var(--muted);
  margin: 0.75rem 0 0;
  font-size: var(--type-sm);
}

.tag-list {
  margin-top: var(--space-2);
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag-list span {
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  padding: 0.3rem 0.65rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: #ddd5c8;
}

.spotlight-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: var(--space-3);
  text-decoration: none;
  color: #0c0c10;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border: 1px solid rgba(211, 139, 78, 0.85);
  background: linear-gradient(135deg, rgba(211, 139, 78, 1), rgba(238, 188, 134, 0.98));
  border-radius: 999px;
  padding: 0.62rem 1.05rem;
  box-shadow: 0 10px 30px rgba(211, 139, 78, 0.35);
  transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease;
}

.spotlight-link::after {
  content: "→";
  font-size: 0.9rem;
  line-height: 1;
}

.spotlight-link:hover,
.spotlight-link:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(211, 139, 78, 0.45);
  filter: saturate(1.08);
  outline: none;
}

.project-list {
  display: grid;
  gap: 0.6rem;
  align-content: start;
  max-height: 650px;
  overflow: auto;
  padding-right: 0.3rem;
}

.project-button {
  appearance: none;
  display: block;
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: var(--panel-soft);
  border-radius: var(--radius-sm);
  color: var(--text);
  text-decoration: none;
  text-align: left;
  padding: 0.9rem 1rem;
  cursor: pointer;
  transition: border-color 180ms ease, transform 180ms ease, background 180ms ease;
}

.project-button:hover,
.project-button:focus-visible {
  border-color: rgba(255, 255, 255, 0.3);
  background: #202029;
  transform: translateX(4px);
  outline: none;
}

.project-button.is-selected {
  border-color: rgba(211, 139, 78, 0.9);
  background: linear-gradient(120deg, rgba(211, 139, 78, 0.14), rgba(92, 162, 255, 0.1));
}

.project-button .title {
  display: block;
  font-weight: 700;
  font-size: var(--type-sm);
}

.project-button .meta {
  display: block;
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.77rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pipeline-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3);
}

.pipeline-step {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  padding: var(--space-3);
}

.step-index {
  font-family: "Space Grotesk", sans-serif;
  color: var(--warm);
  font-size: 1.5rem;
}

.pipeline-step h3 {
  margin: 0.6rem 0 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.15rem;
}

.pipeline-step p {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: var(--type-sm);
}

.wall-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--space-3);
}

.wall-card {
  grid-column: span 4;
  text-decoration: none;
  color: inherit;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  background: #141418;
  transition: transform 220ms ease, border-color 220ms ease;
}

.wall-card:hover,
.wall-card:focus-visible {
  transform: translateY(-6px);
  border-color: rgba(255, 255, 255, 0.35);
  outline: none;
}

.wall-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}

.wall-card-body {
  padding: var(--space-2);
}

.wall-card h3 {
  margin: 0;
  font-size: 1.03rem;
  font-family: "Space Grotesk", sans-serif;
}

.wall-card p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.site-footer {
  margin-top: var(--space-5);
  padding: var(--space-5) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-shell {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
}

.footer-shell h2 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.4rem, 3vw, 2.5rem);
}

.footer-shell p {
  color: var(--muted);
}

.connect-form {
  margin-top: var(--space-3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: rgba(255, 255, 255, 0.02);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.contact-field {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  text-align: left;
  margin-bottom: 0.95rem;
  gap: 0.42rem;
}

.contact-field span {
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.86rem;
  letter-spacing: 0.02em;
  font-weight: 600;
}

.contact-field input,
.contact-field textarea {
  width: 100%;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(10, 10, 15, 0.68);
  color: #fff;
  padding: 0.76rem 0.85rem;
  font-size: 0.95rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.contact-field input::placeholder,
.contact-field textarea::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.contact-field input:focus,
.contact-field textarea:focus {
  outline: none;
  border-color: rgba(139, 92, 246, 0.75);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.24);
  background: rgba(12, 12, 18, 0.86);
}

.contact-field textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-honeypot {
  position: absolute;
  left: -10000px;
  opacity: 0;
  pointer-events: none;
}

.contact-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.4rem;
}

.connect-submit {
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.95), rgba(59, 130, 246, 0.95));
  color: #fff;
  border-radius: 999px;
  padding: 0.7rem 1.2rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.connect-submit:hover,
.connect-submit:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 10px 18px rgba(0, 0, 0, 0.25);
  outline: none;
}

.contact-status {
  margin: 0.85rem 0 0;
  min-height: 1.2em;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9rem;
  text-align: left;
}

.contact-status.error {
  color: #fda4af;
}

.footer-links {
  margin-top: var(--space-3);
  display: flex;
  gap: 0.7rem;
}

.footer-links a {
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  text-decoration: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  border-color: rgba(255, 255, 255, 0.5);
  outline: none;
}

.copyright {
  margin-top: var(--space-3);
  font-size: var(--type-xs);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 460ms ease, transform 460ms ease;
}

.reveal.is-revealed {
  opacity: 1;
  transform: none;
}

@media (max-width: 1080px) {
  .metrics {
    grid-template-columns: 1fr 1fr;
  }

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

  .project-list {
    max-height: none;
  }

  .pipeline-track {
    grid-template-columns: 1fr 1fr;
  }

  .wall-card {
    grid-column: span 6;
  }
}

@media (max-width: 760px) {
  .menu-toggle {
    display: inline-flex;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    border-radius: 999px;
    font-size: var(--type-xs);
    padding: 0.38rem 0.8rem;
  }

  .site-nav {
    display: none;
    position: absolute;
    right: 0.6rem;
    top: calc(100% + 0.45rem);
    flex-direction: column;
    min-width: 190px;
    background: #111218;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-sm);
    padding: 0.4rem;
  }

  .site-nav[data-open="true"] {
    display: flex;
  }

  .hero {
    min-height: 74vh;
  }

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

  .pipeline-track {
    grid-template-columns: 1fr;
  }

  .wall-card {
    grid-column: span 12;
  }

  .footer-shell {
    padding: var(--space-4);
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }

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