:root {
  --bg: #050606;
  --bg-elev: #0d0f0f;
  --surface: #101313;
  --text: #f1f4f2;
  --muted: #aeb5b1;
  --line: #252a28;
  --accent: #d7ddd9;
  --header-h: 72px;
  --radius: 18px;
  --ease: 240ms cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: radial-gradient(circle at 20% 0%, #111617 0%, #070808 45%, #040404 100%);
  color: var(--text);
  font-family: "Manrope", "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

a {
  color: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  background: rgba(5, 6, 6, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-nav {
  max-width: 1200px;
  min-height: var(--header-h);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: "Syne", sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  text-decoration: none;
  letter-spacing: 0.02em;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.4rem;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
  transition: color var(--ease);
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  color: var(--text);
  padding: 0.3rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
}

.hero {
  position: relative;
  min-height: min(92vh, 950px);
  margin-top: var(--header-h);
  isolation: isolate;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.7) brightness(0.7);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(4, 5, 5, 0.18) 15%, rgba(4, 5, 5, 0.78) 86%);
}

.hero-content {
  position: absolute;
  left: clamp(1.1rem, 4vw, 3.5rem);
  bottom: clamp(1.6rem, 8vh, 4rem);
  max-width: 640px;
  z-index: 1;
  animation: rise 900ms var(--ease) both;
}

.hero h1 {
  margin: 0;
  font-family: "Syne", sans-serif;
  font-size: clamp(2.2rem, 7vw, 6rem);
  line-height: 0.94;
  letter-spacing: 0.02em;
}

.hero p {
  margin: 0.85rem 0 0;
  color: #d3d9d5;
  font-size: clamp(0.96rem, 2.1vw, 1.2rem);
}

.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(4.2rem, 8vw, 7.2rem) 1.5rem;
}

.section-heading {
  margin-bottom: 1.8rem;
}

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin: 0 0 0.5rem;
  font-size: 0.78rem;
}

.section h2 {
  margin: 0;
  font-family: "Syne", sans-serif;
  font-size: clamp(1.7rem, 4vw, 2.7rem);
}

.section-intro {
  margin: 0.8rem 0 0;
  color: var(--muted);
  max-width: 62ch;
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(240px, 320px) 1fr;
  gap: clamp(1.2rem, 3vw, 2.7rem);
  align-items: center;
}

.about-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 40px;
  border: 1px solid var(--line);
}

.about-copy p {
  margin: 0 0 1rem;
  color: #d9dfdc;
  max-width: 64ch;
}

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

.project-tile {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  min-height: 250px;
  transform: translateY(0);
  transition: transform var(--ease), border-color var(--ease);
}

.project-tile:hover,
.project-tile:focus-visible {
  transform: translateY(-4px);
  border-color: #7f8984;
}

.project-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--ease), opacity var(--ease);
  opacity: 0.92;
}

.project-tile:hover img,
.project-tile:focus-visible img {
  transform: scale(1.05);
  opacity: 1;
}

.project-tile .tile-meta {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1rem;
  background: linear-gradient(0deg, rgba(6, 8, 7, 0.95) 25%, transparent);
}

.project-tile h3 {
  margin: 0;
  font-size: 1.05rem;
}

.blog-list {
  display: grid;
  gap: 0.85rem;
}

.blog-card {
  display: block;
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(12, 15, 14, 0.88);
  padding: 1.1rem;
  transition: border-color var(--ease), transform var(--ease);
}

.blog-card:hover,
.blog-card:focus-visible {
  border-color: #7f8984;
  transform: translateY(-2px);
}

.blog-card h3 {
  margin: 0;
  font-size: 1.1rem;
}

.blog-card p {
  margin: 0.6rem 0 0;
  color: var(--muted);
}

.blog-meta {
  margin-top: 0.9rem;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #c7ceca;
}

.substack-cta {
  display: inline-block;
  margin-top: 1.2rem;
  border: 1px solid #8d9692;
  border-radius: 999px;
  padding: 0.7rem 1.2rem;
  text-decoration: none;
  font-size: 0.94rem;
  transition: background-color var(--ease), color var(--ease);
}

.substack-cta:hover,
.substack-cta:focus-visible {
  background: var(--accent);
  color: #040404;
}

.contact-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.8rem;
}

.contact-links a {
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  padding: 0.75rem 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  color: #c7ceca;
  transition: transform var(--ease), border-color var(--ease), color var(--ease);
}

.contact-links a:hover,
.contact-links a:focus-visible {
  transform: translateY(-2px);
  border-color: #8f9893;
  color: var(--text);
}

.contact-links svg {
  width: 17px;
  height: 17px;
  fill: currentColor;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 55;
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease;
}

.modal.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3, 4, 4, 0.7);
  backdrop-filter: blur(3px);
}

.modal-panel {
  position: relative;
  width: min(720px, calc(100vw - 1.2rem));
  max-height: calc(100vh - 1.2rem);
  overflow: auto;
  background: #090b0a;
  border: 1px solid #2b3130;
  border-radius: 16px;
  padding: 1.2rem;
  transform: translateY(20px) scale(0.98);
  transition: transform 220ms ease;
}

.modal.open .modal-panel {
  transform: translateY(0) scale(1);
}

.modal-close {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  cursor: pointer;
}

.modal-panel img {
  margin-top: 1rem;
  width: 100%;
  max-height: 280px;
  object-fit: cover;
  border-radius: 12px;
}

.modal-panel h3 {
  margin: 1rem 0 0.4rem;
  font-size: 1.35rem;
}

.modal-panel p {
  color: #d5dcd8;
}

.modal-panel a {
  color: #ebf6ef;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

.status-text {
  color: var(--muted);
  font-size: 0.96rem;
}

@keyframes rise {
  from {
    transform: translateY(14px);
    opacity: 0;
  }

  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@media (max-width: 900px) {
  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    right: 1rem;
    top: calc(100% + 0.35rem);
    flex-direction: column;
    background: #080a09;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 0.65rem;
    min-width: 150px;
    opacity: 0;
    transform: translateY(-6px);
    pointer-events: none;
    transition: opacity var(--ease), transform var(--ease);
  }

  .nav-links.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

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

  .about-image {
    max-width: 260px;
  }

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

  .contact-links {
    grid-template-columns: 1fr 1fr;
  }
}