:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #0f172a;
  background: #f5f7fb;
  line-height: 1.7;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.12), transparent 30%),
              radial-gradient(circle at bottom right, rgba(14, 165, 233, 0.08), transparent 28%),
              #f5f7fb;
}

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

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

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

.container {
  width: min(1200px, calc(100% - 2.5rem));
  margin: 0 auto;
}

.site-header,
.site-footer {
  padding: 1.1rem 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  color: #f8fafc;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: 0.03em;
  color: #f8fafc;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}

.site-nav a {
  color: rgba(248,250,252,0.85);
  text-decoration: none;
  margin-left: 1.5rem;
  font-weight: 500;
  transition: color 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: #ffffff;
}

.hero {
  padding: 5rem 0 4rem;
}

.hero-inner {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 1fr);
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 1rem;
  padding: 0.45rem 0.95rem;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.12);
  color: #2563eb;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.8rem, 4vw, 4.75rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  max-width: 12ch;
}

.hero p {
  max-width: 62ch;
  font-size: 1.05rem;
  color: #475569;
  margin: 1.5rem 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.75rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.btn-primary {
  background: #2563eb;
  color: white;
  box-shadow: 0 18px 40px rgba(37, 99, 235, 0.18);
}

.btn-secondary {
  background: rgba(255,255,255,0.95);
  color: #0f172a;
  border: 1px solid rgba(15, 23, 42, 0.12);
}

.btn-primary:hover,
.btn-secondary:hover {
  transform: translateY(-1px);
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  border-radius: 32px;
  box-shadow: 0 40px 80px rgba(15, 23, 42, 0.12);
}

.preview-block,
.section-list {
  padding: 4rem 0;
}

.preview-block h2,
.section-header h1 {
  margin-bottom: 0.75rem;
  font-size: 2rem;
}

.preview-block h2 {
  font-size: clamp(2rem, 2.5vw, 2.5rem);
}

.preview-block p,
.section-header p {
  color: #64748b;
  max-width: 72ch;
  margin-bottom: 2rem;
}

.alt-bg {
  background: #ffffff;
}

.grid {
  display: grid;
  gap: 1.75rem;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 30px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 65px rgba(15, 23, 42, 0.14);
  border-color: rgba(37, 99, 235, 0.18);
}

.card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.card-content {
  padding: 1.6rem;
}

.card-content h2,
.card-content h3 {
  margin: 0 0 0.85rem;
  font-size: 1.35rem;
  color: #0f172a;
}

.card-content p {
  margin: 0 0 1rem;
  color: #475569;
  font-size: 0.98rem;
}

.card-content span {
  display: inline-flex;
  color: #64748b;
  font-size: 0.9rem;
}

.post-single {
  padding: 4rem 0;
}

.post-single .post-header {
  max-width: 720px;
  margin-bottom: 2rem;
}

.post-header h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.75rem, 4vw, 3.85rem);
  letter-spacing: -0.04em;
}

.post-meta,
.post-subtitle,
.section-header p,
.preview-block p {
  color: #64748b;
}

.post-subtitle {
  margin-top: 0.65rem;
  font-size: 1.05rem;
}

.post-body {
  display: grid;
  gap: 1.75rem;
  max-width: 760px;
}

.post-single.project-single .post-body {
  max-width: none;
  margin: 0;
}

.post-body p {
  color: #334155;
  font-size: 1rem;
}

.project-gallery {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-top: 2.5rem;
}

.tag-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.tag-filter {
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: rgba(255,255,255,0.92);
  color: #0f172a;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background-color 150ms ease, border-color 150ms ease, color 150ms ease;
}

.tag-filter:hover,
.tag-filter.active {
  background: #2563eb;
  color: #ffffff;
  border-color: #2563eb;
}

.project-card-tags,
.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.85rem;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.12);
  color: #1e3a8a;
  font-size: 0.88rem;
  font-weight: 600;
}

.project-grid {
  margin-top: 0;
}

.project-single .project-gallery {
  margin-top: 0;
}

.project-gallery-single {
  display: block;
  margin: 0;
  width: clamp(320px, 50%, 760px);
}

.project-gallery img {
  border-radius: 24px;
  object-fit: cover;
  aspect-ratio: 16 / 10;
}

.project-gallery.project-gallery-single img {
  width: 100%;
  height: auto;
  border-radius: 24px;
  object-fit: contain;
  aspect-ratio: auto;
}

.project-detail-grid {
  display: grid;
  gap: 2.5rem;
}

.project-description {
  max-width: 760px;
}

@media (min-width: 1024px) {
  .project-detail-grid {
    grid-template-columns: minmax(0, 1fr) minmax(340px, 420px);
    align-items: start;
  }
}

.site-footer {
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  background: rgba(248, 250, 252, 0.96);
}

.site-footer p {
  margin: 0;
  color: #475569;
  font-size: 0.95rem;
}

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .site-nav a {
    margin-left: 1rem;
  }
}

@media (max-width: 720px) {
  .header-inner,
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding-top: 3.5rem;
  }

  .card img {
    height: 200px;
  }
}