/* ============================================================
   Trust Ledger
   ============================================================ */

.ledger {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--black-1);
  padding: 0;
}

.ledger-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}

.ledger-item {
  padding: 2.1rem 1.4rem;
  border-right: 1px solid var(--line);
  text-align: center;
  position: relative;
}
.ledger-item:last-child { border-right: none; }

.ledger-value {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.4vw, 1.9rem);
  color: var(--white);
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.15rem;
  margin-bottom: 0.5rem;
}
.ledger-value .unit { font-size: 0.8rem; color: var(--gold-bright); }

.ledger-label {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  line-height: 1.5;
}

.ledger-item.is-audit .ledger-value { color: var(--gold-bright); }

@media (max-width: 880px) {
  .ledger-strip { grid-template-columns: repeat(2, 1fr); }
  .ledger-item { border-bottom: 1px solid var(--line); }
  .ledger-item:nth-child(2n) { border-right: none; }
}
@media (max-width: 480px) {
  .ledger-strip { grid-template-columns: 1fr; }
}

/* ============================================================
   About
   ============================================================ */

.about {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

.about-visual {
  position: sticky;
  top: 6rem;
}

.about-mark {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  background: linear-gradient(160deg, var(--black-2), var(--black-1));
  position: relative;
  overflow: hidden;
}

.about-mark::before {
  content: '';
  position: absolute;
  top: -30%; right: -30%;
  width: 60%; height: 60%;
  background: radial-gradient(circle, rgba(124,92,196,0.18), transparent 70%);
}

.about-mark img {
  width: 100%;
  border-radius: var(--radius-md);
  position: relative;
  z-index: 1;
}

.about-tagline {
  font-family: var(--font-display);
  font-size: 1.02rem;
  color: var(--gold-bright);
  margin-top: 1.6rem;
  line-height: 1.5;
  position: relative;
  z-index: 1;
}

.about-body p {
  color: var(--ink-2);
  font-size: 1.02rem;
  line-height: 1.85;
  margin-bottom: 1.5rem;
}

.about-body p:first-of-type {
  font-size: 1.15rem;
  color: var(--white);
  font-weight: 400;
}

.about-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  margin-top: 2.3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.about-pillar {
  background: var(--black-1);
  padding: 1.5rem 1.3rem;
}

.about-pillar .num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--gold-dim);
  margin-bottom: 0.7rem;
  letter-spacing: 0.05em;
}

.about-pillar h4 {
  font-family: var(--font-body);
  font-size: 0.98rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.about-pillar p {
  font-size: 0.84rem;
  color: var(--ink-3);
  line-height: 1.6;
}

@media (max-width: 900px) {
  .about { grid-template-columns: 1fr; }
  .about-visual { position: static; max-width: 380px; margin: 0 auto; }
}
@media (max-width: 560px) {
  .about-pillars { grid-template-columns: 1fr; }
}

/* ============================================================
   Wallet (Concept Preview)
   ============================================================ */

.wallet {
  background:
    radial-gradient(ellipse 55% 45% at 85% 20%, rgba(73,198,232,0.07), transparent 60%),
    var(--black-1);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.wallet-head-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.concept-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue-soft);
  border: 1px solid rgba(73,198,232,0.3);
  background: rgba(73,198,232,0.06);
  padding: 0.5rem 0.95rem;
  border-radius: 999px;
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}
.concept-tag .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--blue-soft); }

.wallet-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.phone-mock {
  position: relative;
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
  aspect-ratio: 9/18.5;
  border-radius: 34px;
  background: linear-gradient(165deg, var(--black-2), var(--black-0));
  border: 1px solid var(--line-strong);
  padding: 0.9rem;
  box-shadow: 0 40px 70px -30px rgba(0,0,0,0.8);
}

.phone-mock .notch {
  position: absolute;
  top: 0.9rem; left: 50%;
  transform: translateX(-50%);
  width: 70px; height: 16px;
  background: var(--black-0);
  border-radius: 20px;
  z-index: 3;
}

.phone-screen {
  height: 100%;
  border-radius: 24px;
  background: linear-gradient(160deg, #0d0d10, #08080a);
  border: 1px solid var(--line);
  padding: 2.2rem 1.1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  overflow: hidden;
}

.phone-screen .ps-label {
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-4);
  margin-bottom: 0.2rem;
}

.phone-screen .ps-balance {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--white);
  margin-bottom: 0.6rem;
}
.phone-screen .ps-balance span { color: var(--gold-bright); font-size: 0.9rem; }

.ps-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.6rem 0.75rem;
  font-size: 0.72rem;
}
.ps-row .ps-token { display: flex; align-items: center; gap: 0.5rem; color: var(--ink-2); }
.ps-row .ps-token .dot { width: 8px; height: 8px; border-radius: 50%; }
.ps-row .ps-change.up { color: var(--success); }
.ps-row .ps-change.down { color: #d97a6b; }

.ps-ai-card {
  margin-top: auto;
  border-radius: 12px;
  padding: 0.85rem;
  background: linear-gradient(135deg, rgba(124,92,196,0.14), rgba(73,198,232,0.08));
  border: 1px solid rgba(124,92,196,0.25);
  font-size: 0.7rem;
  color: var(--purple-soft);
  line-height: 1.5;
}
.ps-ai-card strong { color: var(--white); display: block; margin-bottom: 0.25rem; font-size: 0.74rem; }

.wallet-features {
  display: grid;
  gap: 1.1rem;
}

.wallet-feature {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
}
.wallet-feature:last-child { border-bottom: none; padding-bottom: 0; }

.wallet-feature .wf-icon {
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  background: var(--black-2);
  border: 1px solid var(--line-strong);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: var(--gold-bright);
}
.wallet-feature .wf-icon svg { width: 18px; height: 18px; }

.wallet-feature h4 {
  font-family: var(--font-body);
  font-size: 0.96rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.wallet-feature p { font-size: 0.83rem; color: var(--ink-3); line-height: 1.55; }

@media (max-width: 900px) {
  .wallet-showcase { grid-template-columns: 1fr; }
  .phone-mock { max-width: 260px; }
}