.site-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-content {
  flex: 1;
  max-width: 960px;
  margin: 0 auto;
  padding: 24px;
  width: 100%;
}

.top-bar {
  background: var(--md-sys-color-surface);
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--md-sys-color-surface) 85%, transparent);
}

.top-bar-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 64px;
  gap: 24px;
}

.top-bar-title {
  text-decoration: none;
}

.top-bar-title:hover { opacity: 1; }

.top-bar-logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--md-sys-color-on-surface);
}

.top-bar-logo .primary-text {
  color: var(--md-sys-color-primary);
}

.top-bar-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.top-bar-nav a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface-variant);
  transition: all 0.2s;
}

.top-bar-nav a:hover {
  background: var(--md-sys-color-surface-1);
  color: var(--md-sys-color-on-surface);
  opacity: 1;
}

.top-bar-nav a.active {
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
}

.top-bar-nav .material-icons { font-size: 18px; }

.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--md-sys-color-on-surface-variant);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.theme-toggle:hover { background: var(--md-sys-color-surface-1); }

.icon-dark { display: none; }
[data-theme="dark"] .icon-light { display: none; }
[data-theme="dark"] .icon-dark { display: inline; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .icon-light { display: none; }
  :root:not([data-theme="light"]) .icon-dark { display: inline; }
}

.hero {
  text-align: center;
  padding: 80px 0 48px;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--md-sys-color-primary);
  background: var(--md-sys-color-primary-container);
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}

.hero h1 {
  font-size: 56px;
  font-weight: 700;
  color: var(--md-sys-color-on-surface);
  margin-bottom: 16px;
  letter-spacing: -1px;
}

.hero h1 .primary-text {
  color: var(--md-sys-color-primary);
}

.hero-tagline {
  font-size: 20px;
  color: var(--md-sys-color-on-surface-variant);
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.values-bar {
  display: flex;
  justify-content: center;
  gap: 48px;
  padding: 32px 0;
  margin-bottom: 48px;
  border-top: 1px solid var(--md-sys-color-outline-variant);
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

.value-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface-variant);
}

.value-item .material-icons {
  font-size: 20px;
  color: var(--md-sys-color-primary);
}

.app-card {
  position: relative;
}

.app-card-logo {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  object-fit: contain;
  opacity: 0.85;
  transition: opacity 0.2s;
}

.app-card:hover .app-card-logo {
  opacity: 1;
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.app-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.2s, transform 0.15s;
}

.app-card:hover {
  opacity: 1;
  transform: translateY(-2px);
}

.app-card h3 {
  font-size: 18px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface);
  display: flex;
  align-items: center;
  gap: 8px;
}

.app-card p {
  font-size: 14px;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.5;
}

.app-card .app-links {
  display: flex;
  gap: 8px;
  margin-top: auto;
  flex-wrap: wrap;
}

.projects-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}

.project-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.project-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
}

.project-card-logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
  flex-shrink: 0;
}

.project-card-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.project-card-title {
  font-size: 18px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface);
  text-decoration: none;
}

.project-card-title:hover {
  color: var(--md-sys-color-primary);
  opacity: 1;
}

.project-card-platform {
  font-size: 13px;
  color: var(--md-sys-color-on-surface-variant);
}

.project-card-desc {
  font-size: 14px;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.5;
  margin: 0;
}

.project-card-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.app-detail-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 16px;
}

.app-detail-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.app-detail-icon .material-icons {
  font-size: 32px;
}

.app-detail-logo {
  width: 64px;
  height: 64px;
  object-fit: contain;
  flex-shrink: 0;
}

.app-detail-header h1 {
  font-size: 32px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface);
  margin: 0;
}

.app-detail-platform {
  font-size: 14px;
  color: var(--md-sys-color-on-surface-variant);
}

.app-detail-badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.app-detail-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

.app-detail-back {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--md-sys-color-outline-variant);
}

.post-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}

.post-item {
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.2s, transform 0.15s;
}

.post-item:hover {
  opacity: 1;
  transform: translateY(-2px);
}

.post-item h3 {
  font-size: 18px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface);
  margin-bottom: 4px;
}

.post-item .post-meta {
  font-size: 13px;
  color: var(--md-sys-color-on-surface-variant);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.post-item .post-meta .material-icons { font-size: 16px; }

.post-item p {
  font-size: 14px;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.5;
}

.page-header {
  margin-bottom: 32px;
}

.page-header h1 {
  font-size: 32px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface);
  margin-bottom: 8px;
}

.page-header .post-meta {
  font-size: 14px;
  color: var(--md-sys-color-on-surface-variant);
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-header .post-meta .material-icons { font-size: 18px; }

.page-content {
  font-size: 16px;
  line-height: 1.8;
  color: var(--md-sys-color-on-surface);
}

.page-content h2 {
  font-size: 24px;
  font-weight: 500;
  margin: 32px 0 16px;
  color: var(--md-sys-color-on-surface);
}

.page-content h3 {
  font-size: 20px;
  font-weight: 500;
  margin: 24px 0 12px;
  color: var(--md-sys-color-on-surface);
}

.page-content p { margin-bottom: 16px; }

.page-content ul, .page-content ol {
  margin: 16px 0;
  padding-left: 24px;
}

.page-content li { margin-bottom: 8px; }

.page-content li strong {
  color: var(--md-sys-color-on-surface);
}

.page-content img {
  max-width: 100%;
  border-radius: 12px;
  margin: 16px 0;
}

.page-content blockquote {
  border-left: 3px solid var(--md-sys-color-primary);
  padding: 12px 16px;
  margin: 16px 0;
  background: var(--md-sys-color-surface-1);
  border-radius: 0 8px 8px 0;
  color: var(--md-sys-color-on-surface-variant);
}

.page-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}

.page-content th {
  text-align: left;
  padding: 12px 16px;
  background: var(--md-sys-color-surface-2);
  color: var(--md-sys-color-on-surface);
  font-weight: 500;
  border-bottom: 2px solid var(--md-sys-color-outline-variant);
}

.page-content td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
  color: var(--md-sys-color-on-surface-variant);
}

.page-content tr:hover td {
  background: var(--md-sys-color-surface-1);
}

.cta-section {
  text-align: center;
  padding: 64px 24px;
  margin-top: 64px;
  background: var(--md-sys-color-surface-1);
  border-radius: 24px;
}

.cta-section h2 {
  font-size: 24px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface);
  margin-bottom: 8px;
}

.cta-section p {
  font-size: 16px;
  color: var(--md-sys-color-on-surface-variant);
  margin-bottom: 24px;
}

.cta-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.section-title {
  font-size: 22px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface);
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-title .material-icons { color: var(--md-sys-color-primary); }

.site-footer {
  margin-top: 48px;
  padding: 32px 24px;
  border-top: 1px solid var(--md-sys-color-outline-variant);
}

.footer-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  gap: 64px;
}

.footer-column {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  min-width: 140px;
}

.footer-column-title {
  font-size: 11px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface-variant);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-link {
  color: var(--md-sys-color-primary);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
}

.footer-link .material-icons { font-size: 18px; }

.footer-copy {
  text-align: center;
  font-size: 12px;
  color: var(--md-sys-color-outline);
  padding: 24px 0 0;
}

.support-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin: 24px 0;
}

.support-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.2s, transform 0.15s;
}

.support-card:hover {
  opacity: 1;
  transform: translateY(-2px);
}

.support-card-icon {
  font-size: 32px;
  color: var(--md-sys-color-primary);
}

.support-card-logo {
  display: inline-block;
  width: 32px;
  min-width: 32px;
  height: 32px;
  background-color: var(--md-sys-color-primary);
  -webkit-mask-image: var(--logo);
  mask-image: var(--logo);
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
}

.support-card h3 {
  font-size: 18px;
  font-weight: 500;
  color: var(--md-sys-color-on-surface);
  margin: 0;
}

.support-card p {
  font-size: 14px;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.5;
  margin: 0;
}

.support-card .md3-button {
  margin-top: auto;
  align-self: flex-start;
}

.btc-address {
  font-size: 11px;
  word-break: break-all;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--md-sys-color-surface-2);
  color: var(--md-sys-color-on-surface-variant);
}

@media (max-width: 768px) {
  .hero { padding: 48px 0 32px; }
  .hero h1 { font-size: 40px; }
  .hero-tagline { font-size: 17px; }
  .apps-grid { grid-template-columns: 1fr; }
  .values-bar { gap: 24px; }

  .footer-inner {
    flex-direction: column;
    align-items: center;
    gap: 32px;
  }

  .footer-column {
    align-items: center;
    text-align: center;
  }

  .app-detail-header h1 { font-size: 24px; }
}

@media (max-width: 600px) {
  .top-bar-nav a span:not(.material-icons) { display: none; }
  .top-bar-nav a { padding: 8px; }
  .site-content { padding: 16px; }
  .page-header h1 { font-size: 24px; }
  .hero h1 { font-size: 32px; }
  .values-bar { gap: 16px; flex-wrap: wrap; }
  .project-card { padding: 16px; }
  .cta-section { padding: 32px 16px; }
}