/* ============================================================
   Agentry — Soulbound vs. Transferable comparison
   ============================================================ */

.sb-gradient {
  background: linear-gradient(135deg, #8B5CF6 0%, #A78BFA 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* HERO */
.sb-hero {
  padding: 6rem 0 4rem;
  background:
    radial-gradient(ellipse 60% 40% at 30% 30%, rgba(139, 92, 246, 0.10) 0%, transparent 70%),
    var(--color-bg);
  border-bottom: 1px solid var(--color-divider);
}

[data-theme="dark"] .sb-hero {
  background:
    radial-gradient(ellipse 60% 40% at 30% 30%, rgba(139, 92, 246, 0.15) 0%, transparent 70%),
    var(--color-bg);
}

.sb-back {
  display: inline-block;
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  margin-bottom: 2rem;
  transition: color var(--transition-interactive);
}

.sb-back:hover { color: #8B5CF6; }

.sb-eyebrow {
  display: inline-block;
  font-family: var(--font-mono, monospace);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #8B5CF6;
  padding: 0.4rem 0.9rem;
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-full);
  background: rgba(139, 92, 246, 0.06);
  margin-bottom: 1.75rem;
}

.sb-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 1.2rem + 3.5vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--color-text);
  margin: 0 0 1.5rem;
  max-width: 900px;
}

.sb-lede {
  font-family: var(--font-body);
  font-size: clamp(1.05rem, 0.95rem + 0.45vw, 1.3rem);
  line-height: 1.55;
  color: var(--color-text-muted);
  max-width: 760px;
  margin: 0;
}

.sb-lede em {
  font-style: italic;
  color: var(--color-text);
}

/* SECTIONS */
.sb-section {
  padding: 5rem 0;
  position: relative;
}

.sb-section--alt {
  background: var(--color-surface-2);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}

.sb-section--diagrams {
  background:
    linear-gradient(180deg, var(--color-bg) 0%, var(--color-surface-2) 100%);
}

.sb-container {
  max-width: 880px;
}

.sb-section-head {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1rem;
}

.sb-section-num {
  font-family: var(--font-mono, monospace);
  font-size: 0.85rem;
  color: #8B5CF6;
  letter-spacing: 0.1em;
  opacity: 0.8;
}

.sb-section h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.5rem, 1.1rem + 1.3vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin: 0;
}

.sb-section-lede {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1rem + 0.6vw, 1.4rem);
  line-height: 1.4;
  font-weight: 500;
  color: var(--color-text);
  margin: 0 0 1.5rem;
  max-width: 720px;
}

.sb-prose {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin: 0 0 1.25rem;
  max-width: 720px;
}

.sb-prose em {
  font-style: italic;
  color: var(--color-text);
}

.sb-prose strong {
  font-weight: 600;
  color: var(--color-text);
}

/* COMPARE COLUMNS */
.sb-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

@media (max-width: 900px) {
  .sb-compare { grid-template-columns: 1fr; }
}

.sb-col {
  padding: 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.sb-col--erc {
  border-color: rgba(220, 38, 38, 0.25);
}

.sb-col--erc::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, #DC2626, transparent);
}

.sb-col--nostr {
  border-color: rgba(139, 92, 246, 0.25);
}

.sb-col--nostr::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, #8B5CF6, transparent);
}

.sb-col-tag {
  font-family: var(--font-mono, monospace);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: 0.5rem;
}

.sb-col-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 0.4rem;
  color: var(--color-text);
}

.sb-col--erc .sb-col-title { color: #DC2626; }

[data-theme="dark"] .sb-col--erc .sb-col-title { color: #F87171; }

.sb-col--nostr .sb-col-title { color: #8B5CF6; }

.sb-col-sub {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin: 0 0 2rem;
  font-style: italic;
}

/* DIAGRAM */
.sb-diagram {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  grid-template-rows: auto auto auto;
  align-items: center;
  justify-items: center;
  gap: 1rem 0.5rem;
  margin: 1.5rem 0 2rem;
  padding: 1.5rem 0.5rem;
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
  min-height: 280px;
}

.sb-actor {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
}

.sb-actor-icon {
  font-size: 2rem;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-full);
}

.sb-actor--good .sb-actor-icon { border-color: rgba(34, 197, 94, 0.4); }
.sb-actor--bad .sb-actor-icon { border-color: rgba(220, 38, 38, 0.4); }
.sb-actor--blocked .sb-actor-icon { border-color: rgba(217, 119, 6, 0.4); }

.sb-actor-label {
  font-size: 0.75rem;
  line-height: 1.3;
  color: var(--color-text-muted);
}

/* Token */
.sb-actor--token { grid-column: 3 / 4; grid-row: 1 / 2; }
.sb-actor--key { grid-column: 3 / 4; grid-row: 1 / 2; }
.sb-actor--good { grid-column: 1 / 2; grid-row: 1 / 2; }
.sb-actor--bad, .sb-actor--blocked { grid-column: 3 / 4; grid-row: 3 / 4; }

.sb-token {
  position: relative;
  width: 90px;
  height: 90px;
  background: linear-gradient(135deg, rgba(220, 38, 38, 0.15), rgba(248, 113, 113, 0.2));
  border: 2px solid rgba(220, 38, 38, 0.5);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
}

.sb-token-ring {
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border: 1px dashed rgba(220, 38, 38, 0.3);
  border-radius: calc(var(--radius-md) + 4px);
  pointer-events: none;
}

.sb-token-id {
  font-family: var(--font-mono, monospace);
  font-size: 0.85rem;
  color: var(--color-text);
  font-weight: 600;
}

.sb-token-stars {
  font-size: 0.7rem;
  color: #F59E0B;
}

/* Key */
.sb-key {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  color: #8B5CF6;
}

.sb-key-label {
  font-family: var(--font-mono, monospace);
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

.sb-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  color: var(--color-text-faint);
}

.sb-arrow--right { grid-column: 2 / 3; grid-row: 1 / 2; }
.sb-arrow--down, .sb-arrow--sale, .sb-arrow--blocked { grid-column: 3 / 4; grid-row: 2 / 3; }

.sb-arrow-label {
  font-family: var(--font-mono, monospace);
  font-size: 0.65rem;
  text-align: center;
  letter-spacing: 0.05em;
  color: var(--color-text-faint);
  line-height: 1.3;
}

.sb-arrow--sale { color: #DC2626; }
.sb-arrow--sale .sb-arrow-label { color: #DC2626; }

[data-theme="dark"] .sb-arrow--sale { color: #F87171; }
[data-theme="dark"] .sb-arrow--sale .sb-arrow-label { color: #F87171; }

.sb-arrow--blocked { color: #DC2626; }
.sb-arrow--blocked .sb-arrow-label { color: #DC2626; }

[data-theme="dark"] .sb-arrow--blocked { color: #F87171; }
[data-theme="dark"] .sb-arrow--blocked .sb-arrow-label { color: #F87171; }

/* LISTS */
.sb-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}

.sb-list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.85rem;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}

.sb-list li::before {
  position: absolute;
  left: 0;
  top: 0.05em;
  font-weight: 700;
  font-size: 1rem;
}

.sb-list--bad li::before { content: "✗"; color: #DC2626; }
.sb-list--good li::before { content: "✓"; color: #8B5CF6; }

.sb-list li strong {
  color: var(--color-text);
  font-weight: 600;
}

.sb-list li em {
  font-style: italic;
}

/* STATS */
.sb-stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2rem 0 3rem;
}

@media (max-width: 700px) {
  .sb-stat-row { grid-template-columns: 1fr; }
}

.sb-stat {
  padding: 1.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  text-align: center;
}

.sb-stat-num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 1.4rem + 1.5vw, 2.75rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  color: #8B5CF6;
  margin-bottom: 0.5rem;
}

.sb-stat-label {
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--color-text-muted);
}

.sb-stat-label span {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-faint);
  margin-top: 0.3rem;
  font-style: italic;
}

/* TABLE */
.sb-table-wrap {
  overflow-x: auto;
  margin-top: 2rem;
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
}

.sb-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  background: var(--color-surface);
}

.sb-table th, .sb-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--color-divider);
  vertical-align: top;
}

.sb-table thead th {
  background: var(--color-surface-2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--color-divider);
}

.sb-table tbody th {
  font-weight: 500;
  color: var(--color-text);
  background: var(--color-surface-2);
  width: 30%;
}

.sb-table__col-erc { color: #DC2626 !important; }
[data-theme="dark"] .sb-table__col-erc { color: #F87171 !important; }
.sb-table__col-nostr { color: #8B5CF6 !important; }

.sb-table tr:last-child td, .sb-table tr:last-child th { border-bottom: 0; }

.sb-bad { color: #DC2626; font-weight: 500; }
[data-theme="dark"] .sb-bad { color: #F87171; }

.sb-good { color: #16A34A; font-weight: 500; }
[data-theme="dark"] .sb-good { color: #4ADE80; }

/* CTA */
.sb-cta {
  padding: 5rem 0 6rem;
  text-align: center;
  background:
    radial-gradient(ellipse 50% 60% at 50% 50%, rgba(139, 92, 246, 0.12) 0%, transparent 70%),
    var(--color-bg);
}

.sb-cta-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.8rem, 1.3rem + 1.5vw, 2.5rem);
  letter-spacing: -0.025em;
  margin: 0 0 1rem;
  color: var(--color-text);
}

.sb-cta-sub {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 580px;
  margin: 0 auto 2rem;
}

.sb-cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.sb-cta-primary {
  display: inline-block;
  padding: 0.95rem 1.75rem;
  background: linear-gradient(135deg, #8B5CF6 0%, #A78BFA 100%);
  color: white !important;
  text-decoration: none !important;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition-interactive);
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.sb-cta-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(139, 92, 246, 0.4);
}

.sb-cta-secondary {
  display: inline-block;
  padding: 0.95rem 1.75rem;
  background: var(--color-surface);
  color: var(--color-text) !important;
  text-decoration: none !important;
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition-interactive);
}

.sb-cta-secondary:hover {
  border-color: #8B5CF6;
  color: #8B5CF6 !important;
}