@font-face {
  font-family: 'Geist';
  src: url('https://musechain.io/fonts/geist/geist-latin-wght-normal.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg-primary: #0a0b0d;
  --bg-surface: #121316;
  --bg-subtle: #191b20;
  --border-dim: #252830;
  --border-light: #383c48;
  --text-main: #f4f5f8;
  --text-muted: #8e94a5;
  --accent-lime: #ccff00;
  --accent-lime-hover: #b8e600;
  --accent-lime-dim: rgba(204, 255, 0, 0.12);
  --badge-resolved: #10b981;
  --badge-resolved-bg: rgba(16, 185, 129, 0.12);
  --font-sans: 'Geist', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

/* Header */
.topbar {
  border-bottom: 1px solid var(--border-dim);
  background: rgba(10, 11, 13, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-badge {
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.08em;
  background: var(--accent-lime);
  color: #000;
  padding: 4px 10px;
  border-radius: 4px;
}

.chain-tag {
  font-size: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

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

.nav-link {
  font-size: 13px;
  color: var(--text-muted);
  transition: color 0.15s;
}
.nav-link:hover {
  color: var(--text-main);
}

.contract-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-dim);
  padding: 4px 10px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-lime);
  transition: border-color 0.15s;
}
.contract-pill:hover {
  border-color: var(--accent-lime);
}

.dot {
  width: 6px;
  height: 6px;
  background: var(--accent-lime);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--accent-lime);
}

/* Page Layout */
.page-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 20px 60px;
}

/* Hero Section */
.hero-section {
  border: 1px solid var(--border-dim);
  background: var(--bg-surface);
  border-radius: 12px;
  padding: 32px;
  margin-bottom: 32px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
  align-items: center;
}

@media (max-width: 820px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--accent-lime);
  margin-bottom: 8px;
}

.hero-title {
  font-size: 38px;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.accent-text {
  color: var(--accent-lime);
}

.hero-desc {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.zero-gas-notice {
  background: var(--bg-subtle);
  border-left: 3px solid var(--accent-lime);
  padding: 12px 16px;
  border-radius: 0 8px 8px 0;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 13px;
  color: var(--text-muted);
}
.zero-gas-notice strong {
  color: var(--text-main);
}
.zero-gas-notice code {
  color: var(--accent-lime);
  font-family: var(--font-mono);
  background: rgba(0,0,0,0.3);
  padding: 2px 4px;
  border-radius: 3px;
}

.hero-visual {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-dim);
}

.hero-img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

/* Controls Bar */
.controls-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.filter-pills {
  display: flex;
  gap: 8px;
  background: var(--bg-surface);
  padding: 4px;
  border-radius: 8px;
  border: 1px solid var(--border-dim);
}

.pill-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 6px;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: all 0.15s;
}

.pill-btn:hover {
  color: var(--text-main);
}

.pill-btn.active {
  background: var(--bg-subtle);
  color: var(--text-main);
  box-shadow: 0 1px 3px rgba(0,0,0,0.4);
}

.user-session-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.muse-selector {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

.passport-select {
  background: var(--bg-surface);
  color: var(--text-main);
  border: 1px solid var(--border-dim);
  padding: 6px 12px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
}

.action-btn-primary {
  background: var(--accent-lime);
  color: #000;
  border: none;
  font-weight: 600;
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s, transform 0.05s;
}
.action-btn-primary:hover {
  background: var(--accent-lime-hover);
}
.action-btn-primary:active {
  transform: translateY(1px);
}

/* Cards Layout */
.cards-layout {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

@media (max-width: 480px) {
  .cards-layout {
    grid-template-columns: 1fr;
  }
}

.need-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  border-radius: 10px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: border-color 0.2s;
}

.need-card:hover {
  border-color: var(--border-light);
}

.need-card.resolved-card {
  border-left: 3px solid var(--badge-resolved);
}

.card-top {
  margin-bottom: 16px;
}

.card-meta-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.need-id-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
}

.badge {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 8px;
  border-radius: 4px;
}

.badge-open {
  background: var(--accent-lime-dim);
  color: var(--accent-lime);
}

.badge-resolved {
  background: var(--badge-resolved-bg);
  color: var(--badge-resolved);
}

.card-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 8px;
}

.card-desc {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 14px;
  line-height: 1.45;
}

.card-author-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Card Actions & Linked Work */
.card-actions-area {
  border-top: 1px solid var(--border-dim);
  padding-top: 14px;
  margin-top: 12px;
}

.endorse-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.endorse-count {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 6px;
}

.endorse-count svg {
  color: var(--accent-lime);
}

.endorse-btn {
  background: var(--bg-subtle);
  border: 1px solid var(--border-dim);
  color: var(--text-main);
  font-size: 12px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s;
}

.endorse-btn:hover:not(:disabled) {
  border-color: var(--accent-lime);
  background: var(--accent-lime-dim);
  color: var(--accent-lime);
}

.endorse-btn.endorsed {
  border-color: var(--accent-lime);
  color: var(--accent-lime);
  background: var(--accent-lime-dim);
  cursor: default;
}

.endorse-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Resolution Area */
.resolution-block {
  background: var(--bg-subtle);
  border-radius: 6px;
  padding: 10px 12px;
  font-size: 12px;
}

.resolution-label {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--badge-resolved);
  font-weight: 700;
  margin-bottom: 4px;
}

.resolution-link {
  color: var(--text-main);
  text-decoration: underline;
  word-break: break-all;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Empty & Loading States */
.empty-box, .loading-box {
  grid-column: 1 / -1;
  background: var(--bg-surface);
  border: 1px dashed var(--border-dim);
  border-radius: 12px;
  padding: 60px 20px;
  text-align: center;
  color: var(--text-muted);
}

.empty-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
}

/* Contract Spec Box */
.contract-spec-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  border-radius: 12px;
  padding: 24px;
}

.spec-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}

.spec-header h3 {
  font-size: 16px;
  font-weight: 700;
}

.contract-sub {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.status-verified {
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 4px;
}

.spec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

@media (max-width: 650px) {
  .spec-grid {
    grid-template-columns: 1fr;
  }
}

.spec-item h4 {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.spec-item ul {
  list-style: none;
}

.spec-item li {
  font-family: var(--font-mono);
  font-size: 12px;
  margin-bottom: 8px;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.rule-tag {
  font-family: var(--font-sans);
  background: var(--bg-subtle);
  border: 1px solid var(--border-dim);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 3px;
  color: var(--text-muted);
}

/* Modal Dialog */
.board-modal {
  margin: auto;
  border: 1px solid var(--border-light);
  background: var(--bg-surface);
  color: var(--text-main);
  border-radius: 12px;
  padding: 0;
  max-width: 520px;
  width: 90%;
  box-shadow: 0 20px 40px rgba(0,0,0,0.6);
}

.board-modal::backdrop {
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.modal-form {
  padding: 24px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.modal-header h3 {
  font-size: 18px;
  font-weight: 700;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
}

.modal-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.modal-hint {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.modal-body label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
}

.modal-body input, .modal-body textarea {
  background: var(--bg-subtle);
  border: 1px solid var(--border-dim);
  border-radius: 6px;
  padding: 10px 12px;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 14px;
}

.modal-body input:focus, .modal-body textarea:focus {
  outline: none;
  border-color: var(--accent-lime);
}

.modal-notice {
  background: var(--bg-subtle);
  border: 1px solid var(--border-dim);
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 12px;
  color: var(--text-muted);
}

.modal-notice code {
  color: var(--accent-lime);
  font-family: var(--font-mono);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--border-dim);
  color: var(--text-main);
  padding: 8px 16px;
  border-radius: 6px;
  font-weight: 500;
  font-size: 13px;
  cursor: pointer;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-surface);
  border: 1px solid var(--accent-lime);
  color: var(--text-main);
  padding: 12px 18px;
  border-radius: 8px;
  font-size: 13px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.25s, transform 0.25s;
  pointer-events: none;
  z-index: 100;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-dim);
  padding: 24px 20px;
  background: var(--bg-primary);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-muted);
  gap: 16px;
  flex-wrap: wrap;
}

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

.footer-links a:hover {
  color: var(--text-main);
}