/* === Documents page === */

.docs-hero {
  padding: 140px 0 60px;
  background: linear-gradient(180deg, #FAFAF7 0%, #F4FAF5 100%);
  position: relative;
  overflow: hidden;
}
.docs-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(47,158,68,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(47,158,68,.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(70% 70% at 50% 30%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(70% 70% at 50% 30%, #000 30%, transparent 80%);
  opacity: .55;
}
.docs-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 72px);
  font-weight: 600;
  letter-spacing: -.025em;
  line-height: 1.02;
  margin: 0 0 18px;
}
.docs-hero .lead {
  font-size: 17px;
  line-height: 1.55;
  color: var(--muted);
  margin: 0 0 32px;
  max-width: 640px;
}
.docs-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 14px;
  border-radius: var(--r-pill);
  background: var(--green-soft);
  color: var(--green-dark);
  font-size: 13px; font-weight: 500;
  border: 1px solid rgba(47,158,68,.18);
  margin-bottom: 24px;
}
.docs-eyebrow svg { color: var(--green); }

/* Filters */
.docs-filters {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-bottom: 8px;
}
.docs-filter {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.docs-filter:hover {
  border-color: rgba(47,158,68,.3);
  color: var(--green-dark);
}
.docs-filter.is-active {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.docs-filter .count {
  font-size: 11px;
  opacity: .7;
  font-variant-numeric: tabular-nums;
}

/* Grid */
.docs-section {
  padding: 64px 0 120px;
  background: #FAFAF7;
}
.docs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.doc-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 22px;
  display: flex; flex-direction: column;
  min-height: 220px;
  transition: transform .45s var(--ease-out), border-color .35s var(--ease), box-shadow .45s var(--ease-out);
  cursor: pointer;
  text-decoration: none; color: inherit;
  overflow: hidden;
  isolation: isolate;
}
.doc-card:hover {
  transform: translateY(-4px);
  border-color: rgba(47,158,68,.3);
  box-shadow: var(--shadow-md);
}
.doc-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 50% at 100% 0%, rgba(47,158,68,.08), transparent 70%);
  opacity: 0; transition: opacity .35s var(--ease);
  z-index: -1;
}
.doc-card:hover::after { opacity: 1; }

.doc-card__head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 12px;
  margin-bottom: 28px;
}
.doc-card__icon {
  width: 44px; height: 56px;
  border-radius: 4px;
  background: linear-gradient(180deg, #fff 0%, #F4FAF5 100%);
  border: 1px solid rgba(47,158,68,.25);
  position: relative;
  display: grid; place-items: center;
  color: var(--green-dark);
  flex: 0 0 44px;
  box-shadow: 0 6px 14px -6px rgba(15,23,20,.1);
}
.doc-card__icon::before {
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: 12px; height: 12px;
  background: linear-gradient(225deg, #DCEFE0 50%, #C8E0CE 50%);
  border-left: 1px solid rgba(47,158,68,.25);
  border-bottom: 1px solid rgba(47,158,68,.25);
}
.doc-card__icon::after {
  content: attr(data-ext);
  position: absolute;
  bottom: 6px; left: 50%;
  transform: translateX(-50%);
  font-family: "JetBrains Mono", monospace;
  font-size: 9px;
  font-weight: 600;
  color: var(--green-dark);
  letter-spacing: .04em;
}
.doc-card__num {
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  color: var(--muted-2);
  letter-spacing: .04em;
  font-weight: 500;
}

.doc-card__tag {
  display: inline-flex; align-items: center;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 4px 9px;
  border-radius: var(--r-pill);
  background: var(--green-soft);
  color: var(--green-dark);
  margin-bottom: 10px;
  align-self: flex-start;
}
.doc-card__title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -.005em;
  line-height: 1.35;
  margin: 0 0 6px;
  color: var(--ink);
}
.doc-card__meta {
  font-size: 12px;
  color: var(--muted);
  margin: 0;
}
.doc-card__foot {
  margin-top: auto;
  padding-top: 18px;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 12px;
  color: var(--muted);
  border-top: 1px solid var(--border-soft);
}
.doc-card__action {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--green-dark);
  font-weight: 600;
  font-size: 13px;
  transition: gap .35s var(--ease);
}
.doc-card:hover .doc-card__action { gap: 10px; }

/* Filtered out */
.doc-card.is-hidden {
  display: none;
}

@media (max-width: 1100px) {
  .docs-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 760px) {
  .docs-hero { padding: 100px 0 40px; }
  .docs-section { padding: 40px 0 80px; }
  .docs-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .docs-grid { grid-template-columns: 1fr; }
}