:root {
  --bg-main: #181a1f;
  --bg-deep: #121318;
  --bg-card: rgba(20, 22, 28, 0.92);
  --accent: #5b95ff;
  --accent-soft: #8bb3ff;
  --accent-rose: #ff7aa2;
  --accent-mint: #58f2d7;
  --text-main: #ffffff;
  --text-dim: #c8cbd5;
  --text-muted: #9aa0ab;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

body {
  background: radial-gradient(circle at top right, rgba(91, 149, 255, 0.18), transparent 45%),
    radial-gradient(circle at 15% 25%, rgba(255, 122, 162, 0.12), transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(88, 242, 215, 0.12), transparent 40%),
    var(--bg-main);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
}

.nav-links a.is-active {
  color: var(--accent);
  text-shadow: 0 0 10px rgba(91, 149, 255, 0.6);
}

.nav-links a.is-active::after {
  width: 100%;
}

.project-page {
  padding: 40px 6vw 90px;
  display: flex;
  flex-direction: column;
  gap: 64px;
  position: relative;
}

.project-page::before {
  content: "";
  position: absolute;
  inset: 8% auto auto 8%;
  width: 220px;
  height: 220px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(91, 149, 255, 0.3), transparent 70%);
  filter: blur(2px);
  opacity: 0.7;
  pointer-events: none;
}

.project-page::after {
  content: "";
  position: absolute;
  inset: auto 8% 12% auto;
  width: 280px;
  height: 280px;
  border-radius: 40% 60% 50% 50%;
  background: radial-gradient(circle, rgba(255, 122, 162, 0.25), transparent 70%);
  filter: blur(4px);
  opacity: 0.6;
  pointer-events: none;
}

.project-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 32px;
  align-items: stretch;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.eyebrow {
  font-family: "Courier Prime", monospace;
  font-size: 0.95rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-soft);
}

.hero-copy h1 {
  font-family: "Oswald", sans-serif;
  font-size: clamp(2.4rem, 4vw, 3.6rem);
  line-height: 1.05;
  color: var(--text-main);
}

.lead {
  font-size: 1.05rem;
  color: var(--text-dim);
  max-width: 520px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-tags span {
  border: 1px solid rgba(91, 149, 255, 0.3);
  color: var(--accent-soft);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.9rem;
  background: rgba(20, 21, 26, 0.7);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.hero-panel {
  background: var(--bg-card);
  border-radius: 20px;
  padding: 28px;
  border: 1px solid rgba(91, 149, 255, 0.2);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.panel-title {
  font-size: 1.1rem;
  font-weight: 600;
}

.panel-sub {
  font-family: "Courier Prime", monospace;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.focus-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.focus-title {
  font-weight: 600;
  color: var(--text-main);
  display: block;
}

.focus-desc {
  font-size: 0.95rem;
  color: var(--text-dim);
}

.panel-footer {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.stat {
  background: rgba(12, 13, 18, 0.8);
  border-radius: 14px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-value {
  display: block;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.project-filter {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 24px;
  align-items: center;
}

.filter-head h2 {
  font-family: "Oswald", sans-serif;
  font-size: 2rem;
  color: var(--text-main);
}

.filter-head p {
  color: var(--text-muted);
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-start;
}

.filter-btn {
  border: 1px solid rgba(91, 149, 255, 0.3);
  background: rgba(20, 21, 26, 0.7);
  color: var(--accent-soft);
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
}

.filter-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(91, 149, 255, 0.2);
}

.filter-btn.is-active {
  background: var(--accent);
  color: #0e0f12;
  font-weight: 600;
  box-shadow: 0 10px 20px rgba(91, 149, 255, 0.35);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.project-card {
  background: rgba(18, 20, 26, 0.88);
  border-radius: 18px;
  padding: 24px;
  border: 1px solid rgba(91, 149, 255, 0.12);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 260px;
  transition: transform 0.25s ease, border 0.25s ease, box-shadow 0.25s ease;
}

.project-card:hover {
  transform: translateY(-6px);
  border-color: rgba(91, 149, 255, 0.35);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

.project-card.is-hidden {
  display: none;
}

.project-thumb {
  width: 100%;
  height: 150px;
  border-radius: 14px;
  object-fit: cover;
  border: 1px solid rgba(91, 149, 255, 0.2);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
  display: block;
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.project-type {
  font-family: "Courier Prime", monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-status {
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(91, 149, 255, 0.15);
  color: var(--accent-soft);
  font-weight: 600;
}

.project-card h3 {
  font-family: "Oswald", sans-serif;
  font-size: 1.4rem;
  color: var(--text-main);
}

.project-card p {
  color: var(--text-dim);
  font-size: 0.95rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.project-tags span {
  background: rgba(91, 149, 255, 0.12);
  color: var(--text-main);
  border: 1px solid rgba(91, 149, 255, 0.22);
  padding: 6px 10px;
  border-radius: 12px;
  font-size: 0.78rem;
}

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    transition: none;
  }

  .project-card,
  .filter-btn,
  .cta-link {
    transition: none;
  }
}

@media (max-width: 980px) {
  .project-hero {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 700px) {
  .project-page {
    padding: 28px 6vw 60px;
  }

  .panel-footer {
    grid-template-columns: 1fr;
  }

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

  .project-thumb {
    height: 160px;
  }
}