.nb-ecosystem-v56 {
  --eco-accent: var(--nb-accent, #075fc9);
  --eco-accent-strong: var(--nb-accent-strong, #034b9f);
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1rem 0 5rem;
  color: var(--nb-text-primary, #091d35);
}

.nb-ecosystem-v56.pdp-v56 { --eco-accent: #a73766; --eco-accent-strong: #7d2148; }
.nb-ecosystem-v56.vl-v56 { --eco-accent: #116c7a; --eco-accent-strong: #084d58; }

.nb-ecosystem-v56 *,
.nb-ecosystem-v56 *::before,
.nb-ecosystem-v56 *::after { box-sizing: border-box; }

.nb-ecosystem-v56 a { color: inherit; }
.nb-ecosystem-v56 :focus-visible { outline: 3px solid var(--nb-focus, #f4a100); outline-offset: 3px; }
.nb-ecosystem-v56 .edu-breadcrumb { margin: .35rem 0 1.25rem; }

.eco-hero-v56 {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(150px, 230px);
  gap: clamp(1.25rem, 4vw, 4rem);
  align-items: center;
  padding: clamp(1.5rem, 5vw, 4rem);
  border: 1px solid var(--nb-border, #b7c8da);
  border-radius: 28px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--eco-accent) 13%, var(--nb-surface, #fff)), var(--nb-surface, #fff) 66%);
  box-shadow: 0 18px 48px color-mix(in srgb, var(--nb-text-primary, #091d35) 10%, transparent);
}

.eco-hero-v56 img { width: min(100%, 220px); height: auto; justify-self: center; }
.eco-status-v56,
.eco-section-head-v56 > span,
.eco-result-head-v56 span,
.eco-tool-card-v56 > span,
.eco-path-grid-v56 article > span {
  display: inline-flex;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--eco-accent);
}

.eco-hero-v56 h1 { margin: .45rem 0 .8rem; font-size: clamp(2.35rem, 7vw, 5rem); line-height: .96; letter-spacing: -.045em; }
.eco-hero-v56 p { max-width: 720px; margin: 0; font-size: clamp(1rem, 2vw, 1.2rem); line-height: 1.65; color: var(--nb-text-secondary, #40566f); }
.eco-actions-v56 { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1.25rem; }
.eco-actions-v56 a,
.eco-actions-v56 button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .75rem 1rem;
  border: 1px solid var(--eco-accent);
  border-radius: 12px;
  color: #fff;
  background: var(--eco-accent);
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}
.eco-actions-v56 a:hover,
.eco-actions-v56 button:hover { background: var(--eco-accent-strong); border-color: var(--eco-accent-strong); }
.eco-actions-v56 .secondary { color: var(--eco-accent); background: transparent; }

.eco-principles-v56 { display: grid; grid-template-columns: repeat(3, 1fr); gap: .85rem; margin: 1rem 0 2.5rem; }
.eco-principles-v56 article,
.eco-card-grid-v56 article,
.eco-tool-card-v56,
.eco-path-grid-v56 article,
.eco-metrics-v56 article,
.eco-result-columns-v56 article {
  min-width: 0;
  padding: 1.05rem;
  border: 1px solid var(--nb-border, #b7c8da);
  border-radius: 17px;
  background: var(--nb-surface, #fff);
}
.eco-principles-v56 strong { display: block; margin-bottom: .3rem; }
.eco-principles-v56 p,
.eco-card-grid-v56 p,
.eco-tool-card-v56 p,
.eco-section-head-v56 p { margin: .35rem 0 0; color: var(--nb-text-secondary, #40566f); line-height: 1.6; }

.eco-mode-nav-v56 {
  position: sticky;
  z-index: 8;
  top: .5rem;
  display: flex;
  gap: .5rem;
  overflow-x: auto;
  margin: 1rem 0 2rem;
  padding: .6rem;
  border: 1px solid var(--nb-border, #b7c8da);
  border-radius: 16px;
  background: color-mix(in srgb, var(--nb-surface-raised, #fff) 94%, transparent);
  backdrop-filter: blur(12px);
  scrollbar-width: thin;
}
.eco-mode-nav-v56 a { flex: 0 0 auto; padding: .65rem .85rem; border-radius: 10px; font-weight: 750; text-decoration: none; }
.eco-mode-nav-v56 a:hover { background: var(--nb-surface-soft, #edf4fb); }

.eco-workspace-v56,
.eco-area-v56,
.eco-faq-v56,
.eco-sources-v56 {
  scroll-margin-top: 6rem;
  margin: 1.25rem 0;
  padding: clamp(1rem, 3vw, 2rem);
  border: 1px solid var(--nb-border, #b7c8da);
  border-radius: 24px;
  background: var(--nb-surface-raised, #fff);
}
.eco-faq-v56 details { margin-top: .7rem; border: 1px solid var(--nb-border, #b7c8da); border-radius: 14px; color: var(--nb-text-primary, #091d35); background: var(--nb-surface, #fff); }
.eco-faq-v56 summary { min-height: 48px; display: flex; align-items: center; padding: .85rem 1rem; font-weight: 800; cursor: pointer; }
.eco-faq-v56 details p { margin: 0; padding: 0 1rem 1rem; color: var(--nb-text-secondary, #40566f); line-height: 1.6; }
.eco-workspace-v56 { border-top: 5px solid var(--eco-accent); }
.eco-section-head-v56 { max-width: 840px; margin-bottom: 1.25rem; }
.eco-section-head-v56 h2 { margin: .3rem 0 0; font-size: clamp(1.7rem, 4vw, 2.7rem); letter-spacing: -.025em; }

.eco-form-v56 { display: grid; gap: 1rem; }
.eco-form-v56 fieldset { min-width: 0; margin: 0; padding: 1rem; border: 1px solid var(--nb-border, #b7c8da); border-radius: 16px; }
.eco-form-v56 legend { padding: 0 .4rem; font-weight: 850; }
.eco-form-grid-v56 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; }
.eco-form-v56 label { min-width: 0; display: grid; gap: .35rem; font-weight: 700; color: var(--nb-text-primary, #091d35); }
.eco-form-v56 label small { font-weight: 500; color: var(--nb-text-secondary, #40566f); }
.eco-field-wide-v56 { grid-column: 1 / -1; }
.eco-form-v56 input,
.eco-form-v56 select,
.eco-form-v56 textarea {
  width: 100%;
  min-height: 48px;
  padding: .75rem .8rem;
  border: 1px solid var(--nb-border, #b7c8da);
  border-radius: 11px;
  color: var(--nb-text-primary, #091d35);
  background: var(--nb-surface, #fff);
  font: inherit;
}
.eco-form-v56 textarea { min-height: 92px; resize: vertical; }
.eco-form-status-v56 { margin: 0; color: var(--nb-text-secondary, #40566f); }

.eco-result-v56 { margin-top: 1rem; padding: clamp(1rem, 3vw, 1.5rem); border-radius: 18px; background: var(--nb-surface-soft, #edf4fb); }
.eco-result-v56[hidden] { display: none; }
.eco-result-head-v56 { display: flex; justify-content: space-between; gap: 1rem; align-items: center; }
.eco-result-head-v56 h3 { margin: .2rem 0 0; font-size: 1.35rem; }
.eco-result-head-v56 > strong { font-size: clamp(1.5rem, 4vw, 2.25rem); color: var(--eco-accent); }
.eco-progress-v56 { height: 9px; overflow: hidden; margin: .85rem 0; border-radius: 999px; background: color-mix(in srgb, var(--nb-border, #b7c8da) 70%, transparent); }
.eco-progress-v56 span { display: block; width: 0; max-width: 100%; height: 100%; border-radius: inherit; background: var(--eco-accent); transition: width .25s ease; }
.eco-metrics-v56 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .7rem; margin-top: 1rem; }
.eco-metrics-v56 article { display: grid; gap: .35rem; }
.eco-metrics-v56 span { color: var(--nb-text-secondary, #40566f); font-size: .88rem; }
.eco-metrics-v56 strong { overflow-wrap: anywhere; font-size: 1.05rem; }
.eco-result-columns-v56 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; margin-top: .8rem; }
.eco-result-columns-v56 h4 { margin: 0 0 .6rem; }
.eco-result-columns-v56 ol { margin: 0; padding-left: 1.3rem; }
.eco-tags-v56 { display: flex; flex-wrap: wrap; gap: .4rem; }
.eco-tags-v56 span { padding: .35rem .55rem; border-radius: 999px; background: color-mix(in srgb, var(--eco-accent) 13%, var(--nb-surface, #fff)); }

.eco-card-grid-v56 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; }
.eco-card-grid-v56 h3,
.eco-tool-card-v56 h3,
.eco-path-grid-v56 h3 { margin: .25rem 0 .35rem; }
.eco-check-v56,
.eco-check-stack-v56 label { display: flex; gap: .55rem; align-items: flex-start; margin-top: .75rem; color: var(--nb-text-primary, #091d35); font-weight: 650; line-height: 1.4; }
.eco-check-v56 input,
.eco-check-stack-v56 input { flex: 0 0 auto; width: 20px; height: 20px; margin-top: .05rem; accent-color: var(--eco-accent); }
.eco-source-line-v56 { display: flex; flex-wrap: wrap; gap: .7rem; margin: 1rem 0 0; }
.eco-source-line-v56 a,
.eco-tool-card-v56 > a { color: var(--eco-accent); font-weight: 750; }

.eco-tool-grid-v56 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .8rem; }
.eco-tool-card-v56 { display: flex; flex-direction: column; }
.eco-tool-card-v56 > a { margin-top: auto; padding-top: 1rem; }
.eco-check-stack-v56 { display: grid; gap: .1rem; margin-bottom: 1rem; }

.eco-path-grid-v56 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .8rem; }
.eco-path-progress-v56 { margin-top: 1rem; padding: 1rem; border-radius: 16px; background: var(--nb-surface-soft, #edf4fb); }
.eco-path-progress-v56 > div:first-child { display: flex; justify-content: space-between; gap: 1rem; }
.eco-alert-v56 { margin-top: 1rem; padding: 1rem; border: 1px solid var(--nb-warning, #a55b00); border-radius: 14px; color: var(--nb-text-primary, #091d35); background: color-mix(in srgb, var(--nb-warning, #a55b00) 12%, var(--nb-surface, #fff)); }
.eco-alert-v56:empty { display: none; }

.eco-link-grid-v56 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; }
.eco-link-grid-v56 a { display: grid; gap: .35rem; padding: 1rem; border: 1px solid var(--nb-border, #b7c8da); border-radius: 15px; background: var(--nb-surface, #fff); text-decoration: none; }
.eco-link-grid-v56 a:hover { border-color: var(--eco-accent); }
.eco-link-grid-v56 span { color: var(--nb-text-secondary, #40566f); }
.nb-project-empty-v56 { grid-column: 1 / -1; padding: 1rem; color: var(--nb-text-secondary, #40566f); }

html[data-theme="dark"] .nb-ecosystem-v56.pdp-v56 { --eco-accent: #ff96be; --eco-accent-strong: #ffb2cf; }
html[data-theme="dark"] .nb-ecosystem-v56.vl-v56 { --eco-accent: #7cdae8; --eco-accent-strong: #b1eff6; }

@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) .nb-ecosystem-v56.pdp-v56 { --eco-accent: #ff96be; --eco-accent-strong: #ffb2cf; }
  html:not([data-theme="light"]) .nb-ecosystem-v56.vl-v56 { --eco-accent: #7cdae8; --eco-accent-strong: #b1eff6; }
}

@media (max-width: 900px) {
  .eco-tool-grid-v56 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .eco-path-grid-v56,
  .eco-metrics-v56 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .nb-ecosystem-v56 { width: min(100% - 1rem, 1180px); padding-top: .5rem; }
  .eco-hero-v56 { grid-template-columns: 1fr; padding: 1.2rem; border-radius: 20px; }
  .eco-hero-v56 img { width: 115px; grid-row: 1; justify-self: start; }
  .eco-hero-v56 h1 { font-size: clamp(2.2rem, 15vw, 3.7rem); }
  .eco-actions-v56 { display: grid; }
  .eco-actions-v56 > * { width: 100%; }
  .eco-principles-v56,
  .eco-form-grid-v56,
  .eco-card-grid-v56,
  .eco-tool-grid-v56,
  .eco-path-grid-v56,
  .eco-metrics-v56,
  .eco-result-columns-v56,
  .eco-link-grid-v56 { grid-template-columns: 1fr; }
  .eco-principles-v56 { margin-bottom: 1.5rem; }
  .eco-workspace-v56,
  .eco-area-v56,
  .eco-faq-v56,
  .eco-sources-v56 { padding: 1rem; border-radius: 18px; }
  .eco-mode-nav-v56 { top: .25rem; margin-bottom: 1rem; }
  .eco-result-head-v56 { align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  .eco-progress-v56 span { transition: none; }
}