*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#f0f4f9;
  --white:#ffffff;
  --border:#e1e8f0;
  --blue:#2563eb;
  --seller-c:#818cf8;
  --buyer-c:#34d399;
  --seller-bar:#4f46e5;
  --buyer-bar:#059669;
  --ins-bar:#7c3aed;
  --text:#1e293b;
  --text-mid:#475569;
  --text-light:#94a3b8;
  --shadow:0 2px 20px rgba(0,0,0,0.09);
  --r:16px;
}
html{scroll-behavior:smooth}
body{background:var(--bg);font-family:'Inter',sans-serif;color:var(--text);min-height:100vh}

/* ── PAGE HEADER ── */
.page-hd{
  background:var(--white);
  border-bottom:1px solid var(--border);
  padding:1rem 2rem;
  display:flex;align-items:center;
  justify-content:space-between;gap:1rem;flex-wrap:wrap;
}
.hd-title h1{font-size:1.1rem;font-weight:700;letter-spacing:-0.02em}
.hd-title p{font-size:0.73rem;color:var(--text-light);margin-top:2px}
.icc-badge{
  font-family:'JetBrains Mono',monospace;
  font-size:0.62rem;font-weight:700;letter-spacing:0.07em;
  background:#eff6ff;border:1px solid #bfdbfe;
  color:var(--blue);padding:0.3rem 0.8rem;border-radius:6px;
}

/* ── TABS ── */
.tabs-bar{
  background:var(--white);border-bottom:1px solid var(--border);
  overflow-x:auto;scrollbar-width:none;position:sticky;top:0;z-index:20;
}
.tabs-bar::-webkit-scrollbar{display:none}
.tabs{display:flex;padding:0 1.5rem;min-width:max-content}
.tab{
  font-family:'JetBrains Mono',monospace;font-size:0.78rem;font-weight:600;
  letter-spacing:0.04em;padding:0.9rem 1.15rem;
  color:var(--text-light);cursor:pointer;
  border-bottom:2.5px solid transparent;
  transition:all 0.15s;user-select:none;white-space:nowrap;
}
.tab:hover{color:var(--blue)}
.tab.active{color:var(--blue);border-bottom-color:var(--blue)}

/* ── MAIN CARD ── */
.card{
  background:var(--white);border-radius:var(--r);
  box-shadow:var(--shadow);margin:1.5rem;overflow:hidden;
}

/* ── TERM HEADER ── */
.term-hd{
  padding:1.4rem 2rem 1rem;
  display:flex;align-items:flex-start;justify-content:space-between;
  gap:1rem;flex-wrap:wrap;
  border-bottom:1px solid #f1f5f9;
}
.tc-code{
  font-family:'JetBrains Mono',monospace;font-size:2.1rem;font-weight:700;
  color:var(--blue);letter-spacing:-0.02em;line-height:1;
}
.tc-name{font-size:0.85rem;font-weight:600;color:var(--text-mid);margin-top:0.3rem}
.tc-desc{font-size:0.8rem;color:var(--text-mid);max-width:600px;line-height:1.65;margin-top:0.4rem}
.tp-badge{
  font-family:'JetBrains Mono',monospace;font-size:0.62rem;font-weight:700;
  padding:0.28rem 0.75rem;border-radius:6px;letter-spacing:0.06em;white-space:nowrap;
  margin-top:0.25rem;display:inline-block;
}
.tp-sea{background:#e0f2fe;color:#0284c7;border:1px solid #bae6fd}
.tp-any{background:#f3e8ff;color:#7c3aed;border:1px solid #ddd6fe}

/* ── DIAGRAM ── */
.diag-wrap{padding:0.8rem 1.5rem 0;position:relative}
.diag-tags{
  display:flex;justify-content:space-between;
  padding:0 0.5rem 0.4rem;
}
.stag,.btag{
  font-size:0.72rem;font-weight:700;
  padding:0.22rem 0.85rem;border-radius:999px;
}
.stag{background:#e0e7ff;color:#4338ca}
.btag{background:#d1fae5;color:#065f46}

svg.journey-svg{
  width:100%;height:auto;display:block;overflow:visible;
}

/* ── COST LABELS ── */
.cost-row{
  display:grid;grid-template-columns:repeat(7,1fr);
  padding:0.2rem 0 0;
}
.cost-lbl{
  font-size:0.65rem;color:var(--text-light);
  text-align:center;font-weight:500;letter-spacing:0.01em;
  padding:0 0.1rem;line-height:1.3;
}

/* ── BARS ── */
.bars-wrap{
  padding:1rem 2rem 1.5rem;
  border-top:1px solid #f1f5f9;
  margin-top:0.6rem;
}
.bar-row{
  display:flex;align-items:center;gap:1.2rem;
  padding:0.38rem 0;
  border-bottom:1px dashed #f1f5f9;
}
.bar-row:last-child{border-bottom:none}
.bar-lbl{
  font-size:0.76rem;font-weight:600;color:var(--text-mid);
  width:84px;flex-shrink:0;
}
.bar-track{
  flex:1;height:22px;position:relative;
  background:linear-gradient(
    90deg,
    #f8fafc 0%,#f8fafc calc(100%/7),
    #f1f5f9 calc(100%/7),#f1f5f9 calc(100%/7 + 1px),
    #f8fafc calc(100%/7 + 1px),#f8fafc calc(200%/7),
    #f1f5f9 calc(200%/7),#f1f5f9 calc(200%/7 + 1px),
    #f8fafc calc(200%/7 + 1px),#f8fafc calc(300%/7),
    #f1f5f9 calc(300%/7),#f1f5f9 calc(300%/7 + 1px),
    #f8fafc calc(300%/7 + 1px),#f8fafc calc(400%/7),
    #f1f5f9 calc(400%/7),#f1f5f9 calc(400%/7 + 1px),
    #f8fafc calc(400%/7 + 1px),#f8fafc calc(500%/7),
    #f1f5f9 calc(500%/7),#f1f5f9 calc(500%/7 + 1px),
    #f8fafc calc(500%/7 + 1px),#f8fafc calc(600%/7),
    #f1f5f9 calc(600%/7),#f1f5f9 calc(600%/7 + 1px),
    #f8fafc calc(600%/7 + 1px),#f8fafc 100%
  );
  border-radius:4px;
}
.bar-fill{
  position:absolute;top:2px;height:18px;border-radius:4px;
  transition:left 0.35s cubic-bezier(.4,0,.2,1), width 0.35s cubic-bezier(.4,0,.2,1);
  display:flex;align-items:center;overflow:hidden;
}
.bar-fill::after{
  content:'';position:absolute;inset:0;
  background:repeating-linear-gradient(
    90deg,
    transparent,transparent calc(100%/var(--segs) - 1px),
    rgba(255,255,255,0.45) calc(100%/var(--segs) - 1px),
    rgba(255,255,255,0.45) calc(100%/var(--segs))
  );
}
.bf-seller{background:linear-gradient(90deg,#4f46e5,#6366f1)}
.bf-buyer{background:linear-gradient(90deg,#059669,#10b981)}
.bf-ins-s{background:linear-gradient(90deg,#7c3aed,#a78bfa)}

/* ── INFO CHIPS ── */
.chips-row{
  display:flex;flex-wrap:wrap;gap:0.6rem;
  padding:0 2rem 1.5rem;
}
.chip{
  background:#f8fafc;border:1px solid var(--border);
  border-radius:8px;padding:0.5rem 1rem;font-size:0.75rem;
}
.chip em{
  display:block;font-style:normal;
  font-family:'JetBrains Mono',monospace;font-size:0.58rem;font-weight:700;
  color:var(--text-light);letter-spacing:0.08em;margin-bottom:0.2rem;
}
.chip strong{color:var(--text);font-weight:600}

/* ── FOOTER ── */
.page-ft{
  background:var(--white);border-top:1px solid var(--border);
  text-align:center;padding:1.5rem;
  font-size:0.73rem;color:var(--text-light);margin-top:1.5rem;
}