.cp-band{border-bottom:1px solid var(--border);background:radial-gradient(120% 160% at 88% -30%, color-mix(in oklab, var(--mkt-ink-2) 92%, transparent) 0, transparent 62%), var(--mkt-ink);color:var(--mkt-ink-fg);position:relative;overflow:hidden}.cp-band :focus-visible{outline:2px solid var(--mkt-focus);outline-offset:2px}.cp-badge-ink{border:1px solid var(--mkt-hairline-strong);background:color-mix(in oklab, var(--mkt-ink-fg) 10%, transparent);color:var(--mkt-ink-fg)}.cp-spine{isolation:isolate;gap:.75rem;display:grid;position:relative}.cp-spine:before{content:"";z-index:-1;background:linear-gradient(180deg, color-mix(in oklab, var(--primary) 50%, transparent), color-mix(in oklab, var(--success) 45%, transparent));border-radius:999px;width:3px;position:absolute;top:1.5rem;bottom:1.5rem;left:calc(1.25rem - 1.5px)}.cp-module{grid-template-columns:2.5rem minmax(0,1fr);align-items:start;gap:.875rem;display:grid}.cp-node{background:var(--surface);width:2.5rem;height:2.5rem;color:color-mix(in oklab, var(--primary) 84%, var(--foreground));font-family:var(--font-display);font-variant-numeric:tabular-nums;box-shadow:inset 0 0 0 2px color-mix(in oklab, var(--primary) 26%, var(--border));border-radius:999px;place-items:center;margin-top:.625rem;font-size:.75rem;font-weight:700;display:grid}.cp-module:last-child .cp-node{color:color-mix(in oklab, var(--success) 82%, var(--foreground));box-shadow:inset 0 0 0 2px color-mix(in oklab, var(--success) 34%, var(--border))}.cp-module-card{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);overflow:hidden}.cp-module-trigger{text-align:left;width:100%;transition:background-color var(--dur-fast) var(--ease-standard);justify-content:space-between;align-items:flex-start;gap:1rem;padding:.875rem 1rem;display:flex}@media (hover:hover){.cp-module-trigger:hover{background:color-mix(in oklab, var(--primary) 5%, var(--surface))}}.cp-module-title{font-family:var(--font-display);font-size:1rem;font-weight:600;line-height:1.35}.cp-module-meta{color:var(--muted-foreground);flex-wrap:wrap;align-items:center;gap:.75rem;margin-top:.375rem;font-size:.75rem;display:flex}.cp-chevron{color:var(--muted-foreground);transition:transform var(--dur-base) var(--ease-standard);flex-shrink:0;margin-top:.125rem}.cp-module-trigger[aria-expanded=true] .cp-chevron{transform:rotate(180deg)}.cp-module-body{border-top:1px solid var(--border);background:color-mix(in oklab, var(--surface-2) 60%, var(--surface));padding:1rem}.cp-phase{align-items:center;gap:.625rem;margin-top:1.5rem;margin-bottom:.25rem;display:flex}.cp-phase:first-child{margin-top:0}.cp-phase-label{letter-spacing:.14em;text-transform:uppercase;color:color-mix(in oklab, var(--primary) 80%, var(--foreground));font-size:.6875rem;font-weight:700}.cp-phase-range{color:color-mix(in oklab, var(--muted-foreground) 85%, var(--foreground));font-variant-numeric:tabular-nums;font-size:.6875rem}.cp-phase-rule{background:linear-gradient(90deg, var(--border), transparent);flex:1;height:1px}.cp-locked-item{border:1px solid var(--mkt-hairline);border-radius:var(--radius-md);background:color-mix(in oklab, var(--mkt-ink-2) 50%, transparent);color:var(--mkt-ink-fg-muted);align-items:flex-start;gap:.75rem;padding:.625rem .75rem;font-size:.875rem;line-height:1.45;display:flex}.cp-locked-icon{background:color-mix(in oklab, var(--mkt-accent-on-ink) 18%, transparent);width:1.5rem;height:1.5rem;color:var(--mkt-accent-on-ink);border-radius:999px;flex-shrink:0;place-items:center;display:grid}.cp-lesson{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);align-items:center;gap:.875rem;padding:.75rem 1rem;display:flex}.cp-lesson-order{border-radius:var(--radius-md);background:var(--muted);width:2rem;height:2rem;color:color-mix(in oklab, var(--muted-foreground) 78%, var(--foreground));font-variant-numeric:tabular-nums;flex-shrink:0;place-items:center;font-size:.75rem;font-weight:600;display:grid}.cp-buybox{border:1px solid var(--border);border-radius:var(--radius-xl);background:var(--surface);box-shadow:var(--elevation-2);overflow:hidden}.cp-buybox-head{border-bottom:1px solid var(--border);background:color-mix(in oklab, var(--primary) 6%, var(--surface));padding:1.25rem 1.25rem 1rem}.cp-price{font-family:var(--font-display);letter-spacing:-.02em;font-variant-numeric:tabular-nums;font-size:2rem;font-weight:600;line-height:1.05}.cp-buybox-assurances{border-top:1px solid var(--border);background:var(--surface-2);color:color-mix(in oklab, var(--muted-foreground) 85%, var(--foreground));gap:.5rem;padding:1rem 1.25rem;font-size:.75rem;line-height:1.45;display:grid}@media (width<=639px){.cp-module{grid-template-columns:2rem minmax(0,1fr);gap:.625rem}.cp-node{width:2rem;height:2rem;margin-top:.5rem}.cp-spine:before{left:calc(1rem - 1.5px)}}@media (prefers-reduced-motion:reduce){.cp-chevron,.cp-module-trigger{transition:none}}