:root {
  --background: #040405;
  --foreground: #f4f4f6;
  --muted: #777c8e;
  --accent: #ff6b1a;
  --accent-strong: #ff8946;
  --card-bg: rgba(12, 13, 17, 0.85);
  --card-border: rgba(255, 107, 26, 0.4);
  --font-sans: "Space Grotesk", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", ui-monospace, SFMono-Regular,
    Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --max-width: 1160px;
  color-scheme: dark;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: radial-gradient(circle at top right, #0e0912 0%, #040405 60%);
  color: var(--foreground);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
}

.page-header {
  flex-shrink: 0;
}

#root {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.page-footer {
  flex-shrink: 0;
  margin-top: auto;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: conic-gradient(
      from 45deg at 10% 10%,
      rgba(255, 107, 26, 0.1),
      rgba(255, 107, 26, 0) 40%
    ),
    linear-gradient(
      120deg,
      rgba(255, 137, 70, 0.12) 0%,
      rgba(255, 137, 70, 0) 40%,
      rgba(255, 137, 70, 0.08) 70%,
      rgba(255, 137, 70, 0) 100%
    );
  z-index: -3;
}

.noise-overlay {
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='80' viewBox='0 0 100 100'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect x='0' y='0' width='100' height='100' filter='url(%23n)' opacity='0.14'/%3E%3C/svg%3E");
  opacity: 0.35;
  pointer-events: none;
  z-index: -1;
}

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

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

.page-header {
  position: relative;
  padding: 24px 32px 0;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 8px 0;
  position: sticky;
  top: 12px;
  z-index: 10;
  transition: transform 0.35s ease, background 0.3s ease, border 0.3s ease;
  backdrop-filter: blur(20px);
  background: rgba(3, 3, 6, 0.6);
  border: 1px solid rgba(255, 107, 26, 0.2);
  border-radius: 999px;
  padding: 10px 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.9rem;
}

.brand img {
  width: 40px;
  height: 40px;
  filter: drop-shadow(0 0 10px rgba(255, 107, 26, 0.5));
}

.nav-actions {
  display: flex;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 10px 20px;
  border: 1px solid transparent;
  transition: transform 0.18s ease, box-shadow 0.25s ease, border 0.2s ease;
  cursor: pointer;
}

.button.secondary {
  border-color: rgba(255, 107, 26, 0.4);
  color: var(--foreground);
}

.button.secondary:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.button.ghost {
  border-color: rgba(255, 107, 26, 0.3);
  color: var(--foreground);
}

.button.ghost:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.page-footer {
  padding: 48px 32px 80px;
  background: #020204;
  border-top: 1px solid rgba(255, 137, 70, 0.18);
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: rgba(204, 204, 216, 0.75);
  font-size: 0.95rem;
}

.footer-content span {
  margin-left: 6px;
}

.footer-content a {
  color: rgba(255, 137, 70, 0.75);
  font-family: var(--font-mono);
}

/* Explorer specific styles */
.explorer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 32px 120px;
  flex: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
  min-height: 160px;
}

.stat-card {
  padding: 28px 20px 20px 28px;
  background: var(--card-bg);
  border: 1px solid rgba(255, 137, 70, 0.2);
  border-radius: 16px;
  box-shadow: inset 0 0 0 1px rgba(255, 137, 70, 0.05),
    0 16px 40px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(16px);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 137, 70, 0.5);
}

.stat-label {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 137, 70, 0.64);
  margin-bottom: 12px;
  display: block;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 6px;
  font-family: var(--font-mono);
}

.stat-description {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
}

.section-title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--foreground);
  letter-spacing: -0.02em;
}

.blocks-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 48px;
  min-height: 400px;
}

.block-card {
  padding: 14px 20px;
  background: var(--card-bg);
  border: 1px solid rgba(255, 137, 70, 0.2);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(16px);
  transition: all 0.3s ease;
  opacity: 1;
  display: grid;
  grid-template-columns: auto minmax(300px, 1fr) repeat(3, auto);
  gap: 20px;
  align-items: center;
  text-decoration: none;
  cursor: pointer;
}

.block-card.new-block {
  animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
    border-color: var(--accent);
    box-shadow: 0 0 30px rgba(255, 107, 26, 0.6);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    border-color: rgba(255, 137, 70, 0.2);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  }
}

.block-card:hover {
  border-color: rgba(255, 137, 70, 0.5);
  transform: translateX(4px);
}

.block-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.block-height {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  font-family: var(--font-mono);
  white-space: nowrap;
}

.block-time {
  font-size: 0.8rem;
  color: var(--muted);
  font-family: var(--font-mono);
  white-space: nowrap;
}

.block-hash {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--foreground);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  background: rgba(0, 0, 0, 0.3);
  padding: 6px 12px;
  border-radius: 6px;
  align-self: center;
}

.block-details {
  display: contents;
}

.block-detail {
  display: flex;
  flex-direction: column;
  gap: 2px;
  white-space: nowrap;
}

.block-detail-label {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 137, 70, 0.64);
}

.block-detail-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--foreground);
  font-family: var(--font-mono);
}

.size-value {
  min-width: 60px;
  display: inline-block;
  text-align: left;
}

.zec-value {
  min-width: 100px;
  display: inline-block;
  text-align: left;
}

.developer-info {
  padding: 32px;
  background: radial-gradient(
      circle at top left,
      rgba(255, 107, 26, 0.12),
      rgba(5, 5, 7, 0.95)
    ),
    rgba(10, 10, 14, 0.9);
  border: 1px solid rgba(255, 137, 70, 0.3);
  border-radius: 16px;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
}

.developer-info h2 {
  font-size: 1.6rem;
  margin-bottom: 20px;
  color: var(--foreground);
}

.info-item {
  margin-bottom: 20px;
}

.info-item:last-child {
  margin-bottom: 0;
}

.info-label {
  font-size: 0.85rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(255, 137, 70, 0.7);
  margin-bottom: 8px;
  display: block;
}

.info-value {
  font-size: 1rem;
  font-family: var(--font-mono);
  color: var(--foreground);
  word-break: break-all;
  line-height: 1.6;
}

.info-value code {
  background: rgba(0, 0, 0, 0.4);
  padding: 2px 8px;
  border-radius: 4px;
  color: var(--accent-strong);
}

/* Skeleton loading styles */
.skeleton {
  pointer-events: none;
  position: relative;
  overflow: hidden;
  will-change: contents;
}

.skeleton::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translateX(-100%);
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0,
    rgba(255, 107, 26, 0.08) 20%,
    rgba(255, 107, 26, 0.15) 60%,
    rgba(255, 255, 255, 0)
  );
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  100% {
    transform: translateX(100%);
  }
}

.skeleton-text {
  color: transparent !important;
  background: rgba(255, 137, 70, 0.15);
  border-radius: 4px;
  user-select: none;
}

.loading {
  text-align: center;
  padding: 60px 20px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 1.1rem;
}

.error {
  padding: 24px;
  background: rgba(220, 38, 38, 0.1);
  border: 1px solid rgba(220, 38, 38, 0.3);
  border-radius: 12px;
  color: #fca5a5;
  font-family: var(--font-mono);
  margin-bottom: 24px;
}

/* Block detail page styles */
.hash-display {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--foreground);
  margin-bottom: 32px;
  word-break: break-all;
  background: rgba(0, 0, 0, 0.3);
  padding: 10px 16px;
  border-radius: 8px;
  display: block;
}

/* Transactions styles */
.transactions-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.tx-card-wrapper {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.tx-card {
  padding: 14px 20px;
  background: var(--card-bg);
  border: 1px solid rgba(255, 137, 70, 0.2);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(16px);
  transition: all 0.3s ease;
  display: grid;
  grid-template-columns: auto minmax(250px, 1fr) repeat(4, auto);
  gap: 20px;
  align-items: center;
}

.tx-card:hover {
  border-color: rgba(255, 137, 70, 0.4);
  transform: translateX(4px);
}

.tx-kind {
  font-size: 0.65rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--background);
  background: var(--accent);
  padding: 4px 10px;
  border-radius: 4px;
  font-weight: 700;
  white-space: nowrap;
  min-width: 80px;
  text-align: center;
  display: inline-block;
}

/* Transaction kind colors */
.tx-kind[data-kind="coinbase"] {
  background: #f5a623;
  color: #0a0a0e;
}

.tx-kind[data-kind="tze"] {
  background: #16a085;
  color: #ffffff;
}

.tx-kind[data-kind="standard"] {
  background: var(--accent);
  color: var(--background);
}

.tx-hash {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--foreground);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  background: rgba(0, 0, 0, 0.3);
  padding: 6px 12px;
  border-radius: 6px;
}

.tx-detail {
  display: flex;
  flex-direction: column;
  gap: 2px;
  white-space: nowrap;
}

.tx-detail-label {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 137, 70, 0.64);
}

.tx-detail-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--foreground);
  font-family: var(--font-mono);
}

.tx-detail .size-value {
  min-width: 60px;
  display: inline-block;
  text-align: left;
}

.tx-detail .zec-value {
  min-width: 100px;
  display: inline-block;
  text-align: left;
}

/* Expanded transaction view */
.tx-expanded {
  padding: 24px;
  background: rgba(8, 8, 12, 0.9);
  border: 1px solid rgba(255, 137, 70, 0.15);
  border-top: none;
  border-radius: 0 0 12px 12px;
  margin-top: -12px;
}

.tx-io-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.tx-io-column {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.tx-io-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.tx-io-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.tx-io-item {
  padding: 16px;
  background: rgba(12, 13, 17, 0.8);
  border: 1px solid rgba(255, 137, 70, 0.2);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tx-io-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 137, 70, 0.1);
}

.tx-io-index {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent);
}

.tx-io-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tx-io-label {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255, 137, 70, 0.64);
}

.tx-io-value {
  font-size: 0.85rem;
  color: var(--foreground);
  font-family: var(--font-mono);
  word-break: break-all;
  line-height: 1.4;
}

.tx-io-value.highlight {
  color: var(--accent-strong);
  font-weight: 600;
}

.tx-io-value.zec-value {
  min-width: 120px;
  display: inline-block;
  text-align: left;
}

.tx-io-value code {
  background: rgba(0, 0, 0, 0.4);
  padding: 2px 6px;
  border-radius: 4px;
}

/* TZE Details Styles */
.tze-details-container {
  margin-top: 0;
  padding: 0;
}

.tze-separator {
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    rgba(255, 107, 26, 0.3),
    transparent
  );
  margin: 32px 0 24px 0;
}

.tze-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.tze-header .title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.tze-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-family: var(--font-mono);
}

.tze-badge-stark_verify {
  background: rgba(147, 51, 234, 0.15);
  color: #a78bfa;
  border: 1px solid rgba(147, 51, 234, 0.3);
}

.tze-badge-demo {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.tze-combined-view {
  padding: 20px;
  background: rgba(12, 13, 17, 0.4);
  border-radius: 10px;
  border: 1px solid rgba(255, 107, 26, 0.15);
}

.tze-mode-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid rgba(255, 107, 26, 0.1);
}

.tze-mode-field > div {
  display: flex;
  align-items: center;
  gap: 12px;
}

.tze-mode-field .tze-field-label {
  font-size: 0.75rem;
  color: rgba(255, 137, 70, 0.64);
  font-weight: 500;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.tze-mode-field .tze-field-value {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent-strong);
  font-weight: 600;
}

.tze-mode-field .tze-description {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-style: italic;
}

.tze-extension-view {
  padding: 0;
}

.tze-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.tze-field:last-child {
  margin-bottom: 0;
}

.tze-field-label {
  font-size: 0.8rem;
  color: rgba(255, 137, 70, 0.64);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tze-field-value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--foreground);
  word-break: break-all;
  cursor: pointer;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 6px;
  border: 1px solid rgba(255, 107, 26, 0.1);
  transition: all 0.2s ease;
}

.tze-field-value:hover {
  background: rgba(0, 0, 0, 0.5);
  border-color: rgba(255, 107, 26, 0.3);
}

.tze-proof-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tze-proof-data {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--foreground);
  word-break: break-all;
  cursor: pointer;
  padding: 12px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 6px;
  border: 1px solid rgba(255, 107, 26, 0.1);
  transition: all 0.2s ease;
  max-height: 200px;
  overflow-y: auto;
  line-height: 1.6;
}

.tze-proof-data:hover {
  background: rgba(0, 0, 0, 0.5);
  border-color: rgba(255, 107, 26, 0.3);
}

.tze-proof-data.expanded {
  max-height: 600px;
}

.tze-proof-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.tze-proof-toggle {
  padding: 6px 16px;
  background: rgba(255, 107, 26, 0.1);
  border: 1px solid rgba(255, 107, 26, 0.3);
  border-radius: 6px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-sans);
}

.tze-proof-toggle:hover {
  background: rgba(255, 107, 26, 0.2);
  border-color: rgba(255, 107, 26, 0.5);
}

.tze-proof-size {
  font-size: 0.75rem;
  color: var(--muted);
  font-family: var(--font-mono);
}

.tze-details-error {
  padding: 16px;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 8px;
  color: #fca5a5;
  font-size: 0.9rem;
}

@media (max-width: 1024px) {
  .block-card {
    grid-template-columns: auto minmax(200px, 1fr) repeat(3, auto);
    gap: 12px;
    font-size: 0.9rem;
  }
  
  .tx-card {
    grid-template-columns: auto minmax(180px, 1fr) repeat(4, auto);
    gap: 12px;
    font-size: 0.9rem;
  }
}

@media (max-width: 720px) {
  .explorer-container {
    padding: 24px 20px 80px;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .block-card {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 16px;
  }
  
  .block-info {
    flex-direction: row;
    justify-content: space-between;
    align-items: baseline;
  }
  
  .block-hash,
  .hash-display {
    white-space: normal;
    word-break: break-all;
  }
  
  .block-details {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }
  
  .tx-card {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 16px;
  }
  
  .tx-hash {
    white-space: normal;
    word-break: break-all;
    padding: 8px 12px;
  }
  
  .tx-io-container {
    grid-template-columns: 1fr;
  }
}