:root {
  --metal: #2a2e35;
  --metal-deep: #1a1c20;
  --metal-edge: #3a3f48;
  --manila: #e8dcc8;
  --manila-deep: #d9cbb0;
  --kraft: #c9a66b;
  --kraft-dim: #b89555;
  --cream: #f7f1e6;
  --stamp: #0d6b5c;
  --stamp-hover: #0a5448;
  --ink: #1a1c20;
  --ink-soft: #3a3530;
  --muted: #5a5448;
  --ok: #1f6b3a;
  --focus: #1a4f8b;
  --font-display: "Archivo", system-ui, sans-serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
  --measure: 38rem;
  --pad: clamp(1.25rem, 4vw, 3.5rem);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--ink);
  background: var(--metal-deep);
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: #c5e4df;
  color: var(--ink);
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--cream);
  color: var(--ink);
  padding: 0.5rem 1rem;
  z-index: 100;
}

.skip:focus {
  left: 0.5rem;
  top: 0.5rem;
}

code {
  font-family: ui-monospace, "Cascadia Code", "SF Mono", Menlo, monospace;
  font-size: 0.92em;
  background: rgba(26, 28, 32, 0.06);
  padding: 0.1em 0.35em;
  border: 1px solid rgba(26, 28, 32, 0.12);
}

/* —— Cabinet shell —— */
.cabinet {
  min-height: 100vh;
  background:
    linear-gradient(180deg, var(--metal-edge) 0%, var(--metal) 32%, var(--metal-deep) 100%);
  padding: 0 0 3rem;
}

.drawer-chrome {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 0.85rem var(--pad) 0;
  background: linear-gradient(180deg, var(--metal-edge), var(--metal));
  border-bottom: 0;
}

.handle {
  width: min(12rem, 40%);
  height: 0.55rem;
  margin: 0 auto 0.85rem;
  border-radius: 999px;
  background: #4a505a;
  box-shadow: inset 0 -1px 0 rgba(255, 255, 255, 0.12);
}

.hanging-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.5rem;
  align-items: flex-end;
  padding-bottom: 0;
  position: relative;
}

.hanging-tabs::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 10px;
  background:
    linear-gradient(180deg, #5a616c 0%, #3a3f48 45%, #1a1c20 100%);
  border-top: 2px solid #6a717c;
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.12),
    0 3px 0 #0e1014;
  pointer-events: none;
}

.hanging-tabs .tab {
  position: relative;
  z-index: 1;
  margin-bottom: 8px;
}

.tab {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  background: var(--manila-deep);
  border: 2px solid var(--metal-deep);
  border-bottom: 0;
  border-radius: 5px 5px 0 0;
  padding: 0.6rem 0.9rem 0.55rem;
  transition: background 160ms var(--ease), transform 160ms var(--ease);
}

.tab:hover {
  background: var(--kraft);
  transform: translateY(-2px);
}

.tab--brand,
.tab[aria-current="page"] {
  background: var(--kraft);
}

.tab--brand {
  font-weight: 800;
}

/* —— Folders —— */
main {
  padding: 0 var(--pad);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 0;
}

.folder {
  position: relative;
  background: var(--manila);
  border: 3px solid var(--metal-deep);
  border-radius: 0 10px 4px 4px;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.28),
    0 10px 0 -2px var(--manila-deep),
    0 14px 28px rgba(0, 0, 0, 0.28);
}

.folder--hero {
  opacity: 0;
  transform: translateY(14px) scale(0.992);
  transform-origin: 50% 0;
  transition: opacity 820ms var(--ease), transform 820ms var(--ease);
}

.folder--hero.is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .folder--hero {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.folder__spine {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0.85rem;
  background: var(--kraft);
  border-right: 3px solid var(--metal-deep);
}

.folder__tab-label {
  position: absolute;
  top: -0.9rem;
  left: 2.25rem;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--kraft);
  color: var(--ink);
  border: 2px solid var(--metal-deep);
  border-bottom: 0;
  border-radius: 4px 4px 0 0;
  padding: 0.35rem 0.75rem;
}

.folder__face {
  padding: clamp(1.75rem, 4vw, 3rem) clamp(1.5rem, 4vw, 3.5rem) clamp(1.75rem, 4vw, 2.75rem);
  padding-left: clamp(2rem, 5vw, 4rem);
}

.folder--hero {
  margin-top: 0.35rem;
  min-height: min(70vh, 36rem);
  background: var(--manila);
  padding-bottom: 2.25rem;
}

.folder--hero .folder__face {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: min(58vh, 30rem);
  padding-bottom: 1.25rem;
}

.folder-peek {
  position: absolute;
  left: 2.5rem;
  right: 2.5rem;
  bottom: -0.15rem;
  z-index: 2;
  display: flex;
  align-items: center;
  height: 2.15rem;
  padding: 0 1.25rem;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  background: var(--manila-deep);
  border: 3px solid var(--metal-deep);
  border-bottom: 0;
  border-radius: 7px 7px 0 0;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
  transition: transform 160ms var(--ease), background 160ms var(--ease);
}

.folder-peek:hover {
  background: var(--kraft);
  transform: translateY(-3px);
}

.brand {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 4.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  margin: 0;
}

.subtitle {
  margin: 0.45rem 0 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--muted);
}

.headline {
  margin: 1.5rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4.2vw, 2.65rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.12;
  max-width: 16ch;
}

.lede,
.section-lede {
  margin: 1rem 0 0;
  max-width: var(--measure);
  color: var(--ink-soft);
  font-size: 1.125rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.stamp {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--cream);
  background:
    radial-gradient(120% 80% at 20% 20%, rgba(255, 255, 255, 0.14), transparent 45%),
    var(--stamp);
  border: 3px solid var(--metal-deep);
  padding: 0.85rem 1.25rem;
  transform: rotate(-1.4deg);
  box-shadow:
    inset 0 0 0 2px rgba(247, 241, 230, 0.22),
    inset 0 -3px 0 rgba(0, 0, 0, 0.18),
    2px 3px 0 rgba(26, 28, 32, 0.35);
  transition: background 160ms var(--ease), transform 160ms var(--ease), box-shadow 160ms var(--ease);
}

.stamp:hover {
  background:
    radial-gradient(120% 80% at 20% 20%, rgba(255, 255, 255, 0.16), transparent 45%),
    var(--stamp-hover);
  transform: rotate(-0.3deg) translateY(-2px);
  box-shadow:
    inset 0 0 0 2px rgba(247, 241, 230, 0.28),
    inset 0 -2px 0 rgba(0, 0, 0, 0.16),
    3px 5px 0 rgba(26, 28, 32, 0.28);
}

.stamp--ghost {
  color: var(--stamp);
  background: transparent;
  transform: rotate(0.8deg);
  box-shadow: none;
  border-style: dashed;
}

.stamp--ghost:hover {
  background: rgba(13, 107, 92, 0.08);
  transform: rotate(0deg) translateY(-2px);
  box-shadow: none;
}

.cross-check {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem 1.25rem;
  margin: 1.75rem 0 0;
  padding-top: 1.1rem;
  border-top: 2px solid var(--metal-deep);
  max-width: 36rem;
}

.cross-check dt {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.cross-check dd {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.folder--section h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  max-width: 22ch;
}

/* Flow list — not equal cards */
.flow {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
  max-width: 40rem;
  border-top: 2px solid var(--metal-deep);
}

.flow li {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 0.75rem 1.25rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(26, 28, 32, 0.18);
}

.flow strong {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.flow span {
  color: var(--ink-soft);
}

.doors {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 2px solid var(--metal-deep);
  max-width: 42rem;
}

.doors li {
  padding: 1.15rem 0;
  border-bottom: 1px solid rgba(26, 28, 32, 0.18);
}

.doors h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
}

.doors p {
  margin: 0.35rem 0 0;
  color: var(--ink-soft);
  max-width: 40ch;
}

.trust-list {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  max-width: 40rem;
  border-top: 2px solid var(--metal-deep);
}

.trust-list li {
  position: relative;
  padding: 0.95rem 0 0.95rem 1.5rem;
  border-bottom: 1px solid rgba(26, 28, 32, 0.18);
  color: var(--ink-soft);
}

.trust-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.3rem;
  width: 0.65rem;
  height: 0.65rem;
  background: var(--ok);
  border: 2px solid var(--metal-deep);
}

.sheet {
  margin: 1.5rem 0 0;
  padding: 1.15rem 1.25rem;
  max-width: 44rem;
  overflow-x: auto;
  background: var(--cream);
  border: 3px solid var(--metal-deep);
  font-size: 0.88rem;
  line-height: 1.55;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

.sheet code {
  background: none;
  border: 0;
  padding: 0;
  font-size: inherit;
  color: var(--ink);
}

.drawer-foot {
  padding: 2.5rem var(--pad) 0;
  color: #e2e6ed;
  font-size: 0.95rem;
}

.drawer-foot p {
  margin: 0 0 0.35rem;
}

.drawer-foot .muted {
  color: #c5cad3;
}

.drawer-foot strong {
  font-family: var(--font-display);
  color: var(--kraft);
  font-weight: 800;
}

@media (max-width: 720px) {
  .cross-check {
    grid-template-columns: 1fr 1fr;
    gap: 0.65rem 1rem;
  }

  .cross-check > div:last-child {
    grid-column: 1 / -1;
  }

  .flow li {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .hanging-tabs {
    gap: 0.35rem;
  }

  .tab {
    font-size: 0.8rem;
    padding: 0.5rem 0.65rem 0.45rem;
  }

  .folder--hero {
    min-height: auto;
    padding-bottom: 2.35rem;
  }

  .folder--hero .folder__face {
    min-height: auto;
    padding-top: 1.25rem;
    padding-bottom: 0.5rem;
  }

  .folder-peek {
    left: 1.25rem;
    right: 1.25rem;
    height: 1.9rem;
    font-size: 0.75rem;
  }

  .brand {
    font-size: clamp(2.1rem, 10vw, 2.8rem);
  }

  .headline {
    margin-top: 0.9rem;
    font-size: clamp(1.45rem, 6.5vw, 1.85rem);
  }

  .lede {
    font-size: 1rem;
    margin-top: 0.75rem;
  }

  .cta-row {
    margin-top: 1rem;
  }

  .cross-check {
    margin-top: 1.15rem;
    padding-top: 0.85rem;
  }

  .cross-check dt {
    font-size: 0.72rem;
  }

  .cross-check dd {
    font-size: 0.88rem;
  }
}