:root {
  --bg: #05090f;
  --text: #f4f6f8;
  --muted: #88919f;
  --accent: #34d399;
  --accent-dark: #059669;
  --border: rgba(148, 163, 184, 0.15);
  --card-bg: rgba(15, 23, 42, 0.65);
  font-size: 16px;
  font-family: 'Inter', 'Segoe UI', Roboto, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: var(--bg);
  color: var(--text);
  font-family: inherit;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a:hover,
a:focus {
  color: var(--accent);
}

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
  padding: clamp(2rem, 5vw, 4rem) 0;
}

header.site-header {
  padding-bottom: clamp(2rem, 4vw, 3.5rem);
  border-bottom: 1px solid var(--border);
}

.hero {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  line-height: 1.1;
  margin: 0;
  font-weight: 600;
}

.hero p {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.8rem;
  border-radius: 999px;
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-weight: 600;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease;
}

.button.primary {
  background: var(--accent);
  color: #042f2e;
}

.button.primary:hover,
.button.primary:focus {
  background: var(--accent-dark);
  transform: translateY(-2px);
}

.button.secondary {
  border: 1px solid var(--border);
  color: var(--text);
}

.button.secondary:hover,
.button.secondary:focus {
  border-color: rgba(148, 163, 184, 0.35);
  transform: translateY(-2px);
}

section {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
  border-bottom: 1px solid var(--border);
}

section:last-of-type {
  border-bottom: none;
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.section-label {
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 600;
  margin: 0;
}

.projects-grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2rem);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.projects-grid__status {
  grid-column: 1 / -1;
  padding: 1.5rem;
  margin: 0;
  text-align: center;
  color: var(--muted);
  border: 1px dashed var(--border);
  border-radius: 24px;
}

.project-card {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 28px;
  overflow: hidden;
  transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.project-card:hover,
.project-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(148, 163, 184, 0.35);
  box-shadow: 0 22px 40px rgba(15, 23, 42, 0.55);
}

.project-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.project-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.project-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0;
}

.project-meta {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}

.info-grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.info-card {
  padding: 1.75rem;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 24px;
}

.info-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
  font-weight: 600;
}

.info-card ul,
.info-card p {
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.95rem;
}

.info-card ul li + li {
  margin-top: 0.65rem;
}

.contact-links {
  display: grid;
  gap: 0.85rem;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.75rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: rgba(148, 163, 184, 0.08);
  color: var(--text);
  transition: border-color 180ms ease, transform 180ms ease, background-color 180ms ease;
}

.contact-link:hover,
.contact-link:focus {
  transform: translateY(-2px);
  border-color: rgba(52, 211, 153, 0.4);
  background: rgba(52, 211, 153, 0.12);
}

footer {
  padding: clamp(2rem, 4vw, 3rem) 0;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

footer .footer-inner {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

@media (min-width: 640px) {
  footer .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

@media (max-width: 600px) {
  .hero {
    text-align: left;
  }

  .cta-group {
    justify-content: flex-start;
  }
}

.project-layout {
  display: flex;
  flex-direction: column;
  gap: clamp(2.5rem, 5vw, 4rem);
}

.project-header {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.project-header .back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 180ms ease;
}

.project-header .back-link:hover,
.project-header .back-link:focus {
  color: var(--accent);
}

.project-header h1 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 600;
}

.project-header .project-lead {
  margin: 0;
  font-size: clamp(1.05rem, 2.5vw, 1.3rem);
  color: var(--muted);
}

.project-summary {
  display: grid;
  gap: 1rem;
  max-width: 720px;
}

.project-summary p {
  margin: 0;
  color: var(--text);
  font-size: 1rem;
  line-height: 1.75;
}

.project-gallery {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.project-gallery h2 {
  margin: 0;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 600;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  grid-auto-flow: dense;
  grid-auto-rows: var(--gallery-row-height, 1px);
  gap: 2px;
}

.gallery-item {
  display: flex;
  flex-direction: column;
  gap: 0;
  cursor: pointer;
  outline: none;
  border: none;
  padding: 0;
  margin: 0;
  background: none;
  box-sizing: border-box;
}

.gallery-item img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0;
  border: none;
  background: #fff;
  transition: transform 220ms ease;
}

.gallery-item:hover img,
.gallery-item:focus-visible img {
  transform: scale(1.02);
}

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

.gallery-item.expanded {
  grid-column: 1 / -1;
}

.gallery-item.expanded img {
  transform: none;
}

.gallery-item figcaption {
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.015em;
}

.project-footer {
  padding: clamp(2rem, 4vw, 3rem) 0;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.project-footer a {
  color: var(--accent);
}

@media (min-width: 880px) {
  .gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  }
}

@media (max-width: 720px) {
  .project-header h1 {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .project-header .project-lead {
    font-size: 1rem;
  }
}