/* Clean white-theme styling for project pages */
:root {
  --bg: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --line: #e5e7eb;
  --primary: #0f766e;
  --secondary: #1d4ed8;
  --accent: #ea580c;
  --warn: #dc2626;
  --primary-soft: #ecfeff;
  --secondary-soft: #eff6ff;
  --accent-soft: #fff7ed;
  --card: #f9fafb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

header {
  border-bottom: 1px solid var(--line);
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
}

.brand {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-links {
  display: flex;
  gap: 16px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  padding: 6px 10px;
  border-radius: 8px;
}

.nav-links a:hover {
  color: var(--secondary);
  background: var(--secondary-soft);
}

.hero {
  padding: 40px 0 24px;
}

.hero h1 {
  margin: 0 0 10px;
  font-size: clamp(1.5rem, 2.6vw, 2.2rem);
}

.hero p {
  margin: 0;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease,
    color 0.2s ease, border-color 0.2s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  color: #fff;
  box-shadow: 0 10px 20px rgba(29, 78, 216, 0.16);
}

.button-primary:hover {
  box-shadow: 0 14px 24px rgba(29, 78, 216, 0.22);
  color: #fff;
}

.button-secondary {
  background: #fff;
  color: var(--text);
  border-color: var(--line);
}

.button-secondary:hover {
  border-color: #c9dcff;
  background: var(--secondary-soft);
  color: var(--secondary);
}

.hero-banner {
  margin-top: 16px;
  border: 1px solid var(--line);
  background: linear-gradient(90deg, var(--primary-soft), var(--secondary-soft));
  border-radius: 12px;
  padding: 12px 14px;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.chip {
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 5px 10px;
}

.chip.primary {
  color: var(--primary);
  background: var(--primary-soft);
  border-color: #bfe7e5;
}

.chip.secondary {
  color: var(--secondary);
  background: var(--secondary-soft);
  border-color: #c9dcff;
}

.chip.accent {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: #ffd9b0;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  gap: 12px;
  margin: 24px 0 30px;
}

.kpi {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px;
  border-top: 3px solid var(--secondary);
}

.kpi:nth-child(2n) {
  border-top-color: var(--primary);
}

.kpi:nth-child(3n) {
  border-top-color: var(--accent);
}

.kpi h3 {
  margin: 0;
  font-size: 1.2rem;
}

.kpi p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.section {
  margin: 30px 0;
}

.section h2 {
  margin: 0 0 12px;
  font-size: 1.35rem;
  color: #111827;
}

.card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  background: #fff;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.04);
}

.note {
  border-left: 4px solid var(--primary);
  background: var(--primary-soft);
  padding: 12px;
  border-radius: 6px;
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(280px, 1fr));
  gap: 16px;
}

.chart-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  overflow: hidden;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.05);
}

.chart-card:nth-child(3n + 1) {
  border-top: 3px solid var(--secondary);
}

.chart-card:nth-child(3n + 2) {
  border-top: 3px solid var(--primary);
}

.chart-card:nth-child(3n + 3) {
  border-top: 3px solid var(--accent);
}

.chart-card img {
  width: 100%;
  display: block;
  background: #fff;
  cursor: zoom-in;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.chart-card img:hover,
.dashboard-highlight img:hover {
  filter: brightness(0.98);
  transform: scale(1.005);
}

.dashboard-highlight img {
  cursor: zoom-in;
}

.image-modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
  padding: 24px;
  background: rgba(15, 23, 42, 0.86);
  backdrop-filter: blur(8px);
  z-index: 1000;
}

.image-modal.open {
  display: flex;
}

.image-modal img {
  max-width: min(1100px, 96vw);
  max-height: 82vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 14px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.4);
  background: #fff;
}

.image-modal p {
  margin: 0;
  max-width: min(1100px, 96vw);
  color: #e5e7eb;
  text-align: center;
  font-size: 0.95rem;
}

.image-modal-close {
  position: fixed;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 999px;
  background: #fff;
  color: #111827;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
}

.image-modal-close:hover {
  background: #f3f4f6;
}

.chart-copy {
  padding: 12px 14px 14px;
}

.chart-copy h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.chart-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.chart-copy ul {
  margin: 8px 0 0;
  color: var(--muted);
  padding-left: 18px;
  font-size: 0.9rem;
}

.insight-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 12px;
  margin: 18px 0 10px;
}

.insight-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  background: #fff;
}

.insight-card h3 {
  margin: 0;
  font-size: 1rem;
}

.insight-card p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.insight-card.primary {
  background: var(--primary-soft);
  border-color: #bfe7e5;
}

.insight-card.secondary {
  background: var(--secondary-soft);
  border-color: #c9dcff;
}

.insight-card.accent {
  background: var(--accent-soft);
  border-color: #ffd9b0;
}

footer {
  margin-top: 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
  padding: 18px 0 28px;
}

footer .container {
  text-align: center;
}

.game-footer {
  display: inline-block;
  padding: 12px 16px;
  border: 1px solid #dbeafe;
  border-radius: 12px;
  background: linear-gradient(90deg, #ecfeff, #eff6ff);
  color: #0f172a;
  line-height: 1.8;
}

.blue-glow-text {
  display: inline-block;
  font-weight: 900;
  font-size: 1.1rem;
  letter-spacing: 0.4px;
  color: #ffffff;
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  padding: 2px 10px;
  -webkit-text-stroke: 1px rgba(15, 23, 42, 0.95);
  paint-order: stroke fill;
  text-shadow:
    0 1px 2px rgba(0, 0, 0, 0.75),
    0 0 10px rgba(255, 255, 255, 0.45);
  box-shadow: 0 6px 14px rgba(15, 23, 42, 0.25);
  transform-origin: center;
  animation: zoomInOut 2.2s ease-in-out infinite;
  transition: transform 0.2s ease;
}

.blue-glow-text:hover {
  animation-duration: 1.2s;
}

@keyframes zoomInOut {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.08);
  }
  100% {
    transform: scale(1);
  }
}

.github-link {
  margin-left: 6px;
  color: #111827;
  vertical-align: middle;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, color 0.2s ease;
}

.github-link:hover {
  color: #2563eb;
  transform: translateY(-1px);
}

.image-modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
  padding: 24px;
  background: rgba(15, 23, 42, 0.86);
  backdrop-filter: blur(8px);
  z-index: 1000;
}

.image-modal.open {
  display: flex;
}

.image-modal img {
  max-width: min(1100px, 96vw);
  max-height: 82vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 14px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.4);
  background: #fff;
}

.image-modal p {
  margin: 0;
  max-width: min(1100px, 96vw);
  color: #e5e7eb;
  text-align: center;
  font-size: 0.95rem;
}

.image-modal-close {
  position: fixed;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 999px;
  background: #fff;
  color: #111827;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
}

.image-modal-close:hover {
  background: #f3f4f6;
}

@media (max-width: 860px) {
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .kpi-grid {
    grid-template-columns: repeat(2, minmax(140px, 1fr));
  }

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

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