:root {
  --color-deep-navy: #0F172A;
  --color-slate-blue: #334155;
  --color-off-white: #F8FAFC;
  --color-soft-slate: #E2E8F0;
  --color-resilience-cyan: #0891B2;
  --color-calm-green: #15803D;
  --color-amber: #D97706;
  --color-controlled-red: #B91C1C;
  --color-graphite: var(--color-deep-navy);
  --color-ink: #1e293b;
  --color-muted: var(--color-slate-blue);
  --color-evidence: var(--color-resilience-cyan);
  --color-evidence-strong: #0e7490;
  --color-deadline: var(--color-amber);
  --color-paper: var(--color-off-white);
  --color-surface: #ffffff;
  --color-surface-soft: var(--color-soft-slate);
  --color-line: #cbd5e1;
  --color-white: #ffffff;
  --shadow-soft: 0 18px 52px rgb(15 23 42 / 0.12);
  --space-section: 5rem;
  --radius-card: 8px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, #ffffff 0, var(--color-paper) 24rem),
    var(--color-paper);
  color: var(--color-ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--color-evidence);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--color-evidence-strong);
}

.site-header,
.site-footer {
  background: var(--color-graphite);
  color: var(--color-white);
}

.site-header {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid rgb(255 255 255 / 0.12);
  box-shadow: 0 6px 24px rgb(15 23 42 / 0.12);
}

.site-footer {
  margin-top: 3rem;
}

.site-footer a {
  color: var(--color-white);
}

.site-header__inner,
.section {
  width: min(100% - 2.5rem, var(--max-width));
  margin: 0 auto;
}

.site-header__inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  color: var(--color-white);
  font-weight: 750;
  letter-spacing: 0;
  text-decoration: none;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}

.nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0.6rem 0.85rem;
  border-radius: 6px;
  color: var(--color-white);
  font-size: 0.95rem;
  font-weight: 650;
  text-decoration: none;
}

.nav a:hover {
  background: rgb(255 255 255 / 0.1);
  color: var(--color-white);
}

.hero {
  background:
    linear-gradient(135deg, var(--color-deep-navy), #172554 58%, #123447);
  color: var(--color-white);
  padding: 6rem 0 var(--space-section);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 3rem;
  align-items: center;
}

.hero h1 {
  max-width: 760px;
  margin: 0 0 1rem;
  font-size: clamp(2.25rem, 5vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.hero p {
  max-width: 680px;
  color: rgb(255 255 255 / 0.82);
  font-size: 1.125rem;
}

.hero .page-content,
.hero > .section > div > p:last-child {
  color: rgb(255 255 255 / 0.76);
  font-size: 0.95rem;
}

.evidence-panel,
.product-file-panel {
  padding: 1.15rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  background: rgb(255 255 255 / 0.96);
  color: var(--color-ink);
  box-shadow: 0 24px 64px rgb(0 0 0 / 0.24);
}

.product-file-panel {
  padding: 1.2rem;
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.98), rgb(248 250 252 / 0.98));
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-line);
}

.panel-eyebrow {
  margin: 0 0 0.2rem;
  color: var(--color-muted);
  font-size: 0.78rem;
  font-weight: 750;
  text-transform: uppercase;
}

.panel-title {
  margin: 0;
  color: var(--color-graphite);
  font-size: 1.1rem;
  font-weight: 800;
}

.evidence-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--color-line);
}

.evidence-row:last-child {
  border-bottom: 0;
}

.status {
  color: var(--color-evidence);
  font-weight: 750;
}

.status--deadline {
  color: var(--color-deadline);
  font-weight: 750;
}

.status-badge {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.65rem;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: var(--color-off-white);
  color: var(--color-slate-blue);
  font-size: 0.78rem;
  font-weight: 800;
  white-space: nowrap;
}

.status-badge--review {
  border-color: rgb(8 145 178 / 0.26);
  background: rgb(8 145 178 / 0.1);
  color: #155e75;
}

.status-badge--planned {
  border-color: rgb(217 119 6 / 0.28);
  background: rgb(217 119 6 / 0.1);
  color: #92400e;
}

.status-badge--done {
  border-color: rgb(21 128 61 / 0.26);
  background: rgb(21 128 61 / 0.1);
  color: #166534;
}

.status-badge--overdue {
  border-color: rgb(185 28 28 / 0.26);
  background: rgb(185 28 28 / 0.08);
  color: var(--color-controlled-red);
}

.timeline-list {
  display: grid;
  gap: 0.75rem;
  margin: 1rem 0;
}

.timeline-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.7rem;
  align-items: center;
  padding: 0.8rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  background: var(--color-white);
}

.timeline-dot {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 999px;
  background: var(--color-resilience-cyan);
}

.timeline-item strong {
  display: block;
  color: var(--color-graphite);
}

.timeline-item span:not(.timeline-dot):not(.status-badge) {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.next-action {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem;
  border-radius: var(--radius-card);
  background: var(--color-soft-slate);
  color: var(--color-graphite);
  font-weight: 750;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.button,
button,
input[type="submit"] {
  min-width: 48px;
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 6px;
  background: var(--color-evidence);
  box-shadow: 0 10px 24px rgb(8 145 178 / 0.2);
  color: var(--color-white);
  cursor: pointer;
  font: inherit;
  font-weight: 750;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color 140ms ease, border-color 140ms ease, transform 140ms ease;
}

.button:hover,
button:hover,
input[type="submit"]:hover {
  background: var(--color-evidence-strong);
  color: var(--color-white);
}

.button:focus-visible,
button:focus-visible,
input[type="submit"]:focus-visible,
.nav a:focus-visible,
.brand:focus-visible {
  outline: 3px solid rgb(217 119 6 / 0.45);
  outline-offset: 3px;
}

.button--secondary {
  background: transparent;
  border-color: rgb(255 255 255 / 0.55);
  box-shadow: none;
}

.button--secondary:hover {
  background: rgb(255 255 255 / 0.12);
}

.section {
  padding: var(--space-section) 0;
}

.page-content {
  max-width: 880px;
}

.page-kicker {
  margin-bottom: 1rem;
}

.page-kicker span {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.6rem;
  border: 1px solid rgb(8 145 178 / 0.24);
  border-radius: 6px;
  background: var(--color-surface-soft);
  color: var(--color-evidence-strong);
  font-size: 0.82rem;
  font-weight: 750;
  text-transform: uppercase;
}

.page-content > h1:first-of-type {
  margin: 0 0 1rem;
  color: var(--color-graphite);
  font-size: clamp(2.15rem, 5vw, 3.8rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.page-content > p:first-of-type {
  max-width: 760px;
  margin-bottom: 2rem;
  color: var(--color-muted);
  font-size: 1.14rem;
}

.section h2 {
  margin: 0 0 1.5rem;
  color: var(--color-graphite);
  font-size: 2rem;
}

.page-content h2 {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-line);
  font-size: clamp(1.45rem, 3vw, 2rem);
}

.page-content h3 {
  margin-top: 2rem;
  color: var(--color-graphite);
}

.page-content p,
.page-content li {
  color: var(--color-ink);
}

.page-content ul,
.page-content ol {
  padding-left: 1.25rem;
}

.page-content li + li {
  margin-top: 0.45rem;
}

.page-content form {
  margin: 1.25rem 0 2rem;
}

.page-content table {
  width: 100%;
  border: 1px solid var(--color-line);
  border-collapse: collapse;
  border-radius: var(--radius-card);
  background: var(--color-surface);
  overflow: hidden;
}

.page-content th,
.page-content td {
  padding: 0.85rem;
  border-bottom: 1px solid var(--color-line);
  text-align: left;
  vertical-align: top;
}

.page-content th {
  background: var(--color-surface-soft);
  color: var(--color-graphite);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.card {
  padding: 1.35rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  background: var(--color-surface);
  box-shadow: 0 12px 34px rgb(15 23 42 / 0.07);
}

.card--structured {
  display: grid;
  gap: 0.85rem;
  align-content: start;
}

.card h3 {
  margin-top: 0;
  color: var(--color-graphite);
}

.card p {
  margin-bottom: 0;
}

.card__meta {
  color: var(--color-muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.card__action {
  color: var(--color-evidence-strong);
  font-weight: 800;
}

.cta-band {
  margin-top: 2rem;
  padding: var(--space-section) 0;
  background: linear-gradient(135deg, var(--color-deep-navy), #123447);
  color: var(--color-white);
}

.cta-band h2 {
  color: var(--color-white);
}

@media (max-width: 760px) {
  :root {
    --space-section: 3.25rem;
  }

  .hero__grid {
    grid-template-columns: 1fr;
  }

  .timeline-item,
  .next-action {
    grid-template-columns: 1fr;
  }

  .site-header__inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 1rem 0;
  }

  .nav {
    width: 100%;
  }

  .nav a {
    flex: 1 1 auto;
    justify-content: center;
  }

  .button,
  button,
  input[type="submit"] {
    width: 100%;
  }

  .page-content {
    width: min(100% - 2rem, var(--max-width));
  }
}