:root {
  --smgis-bg: #F4F6F8;
  --smgis-panel: #FFFFFF;
  --smgis-border: #D7DEE3;
  --smgis-ink: #1E2A32;
  --smgis-muted: #5B6B76;
}

body {
  background: var(--smgis-bg);
  color: var(--smgis-ink);
  font-family: 'Inter', system-ui, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  margin: 0;
}

.landing-main { flex: 1; padding: 48px 0 64px; }

.category-block { margin-bottom: 40px; }
.category-block:last-child { margin-bottom: 0; }

.category-heading {
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--site-orange-dark);
  margin: 0 0 16px;
}

/* ---------- Search bar ---------- */

.search-section { padding: 4px 0 8px; }

.search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--smgis-panel);
  border: 1px solid var(--smgis-border);
  border-radius: 8px;
  padding: 12px 16px;
  box-shadow: 0 1px 2px rgba(20, 30, 35, 0.03);
}

.search-ico { color: var(--smgis-muted); flex-shrink: 0; }

.search-box input {
  border: none;
  outline: none;
  flex: 1;
  font-size: 15px;
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--smgis-ink);
  background: transparent;
}
.search-box input::placeholder { color: var(--smgis-muted); }

.search-clear {
  border: none;
  background: var(--smgis-bg);
  color: var(--smgis-muted);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
}
.search-clear:hover { background: var(--site-orange-soft); color: var(--site-orange-dark); }

.search-meta {
  font-size: 12.5px;
  color: var(--smgis-muted);
  margin: 10px 2px 0;
}

.no-results {
  text-align: center;
  padding: 48px 20px;
  border: 1px dashed var(--smgis-border);
  border-radius: 8px;
  color: var(--smgis-ink);
}

/* ---------- Category & tool blocks ---------- */

.category-block { margin-bottom: 36px; }
.category-block:last-child { margin-bottom: 0; }

.category-heading {
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--site-orange-dark);
  margin: 0 0 14px;
}

.category-count {
  color: var(--smgis-muted);
  font-weight: 500;
  text-transform: none;
  letter-spacing: normal;
}

.tool-block {
  background: var(--smgis-panel);
  border: 1px solid var(--smgis-border);
  border-radius: 8px;
  box-shadow: 0 1px 2px rgba(20, 30, 35, 0.03);
  margin-bottom: 12px;
  overflow: hidden;
}
.tool-block:last-child { margin-bottom: 0; }

.tool-block-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  text-decoration: none;
  color: inherit;
}
.tool-block-head:hover { background: var(--site-orange-soft); }

.tool-card-icon {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  background: var(--site-orange-soft);
  color: var(--site-orange-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.tool-block-text { flex: 1; min-width: 0; }
.tool-block-name { display: block; font-size: 15.5px; font-weight: 600; color: var(--smgis-ink); }
.tool-block-desc { display: block; font-size: 13px; color: var(--smgis-muted); margin-top: 2px; }

.tool-block-arrow {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--site-orange-dark);
  white-space: nowrap;
  flex-shrink: 0;
}

.op-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  padding: 0 20px 16px 68px;
}

.op-chip {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--smgis-muted);
  background: var(--smgis-bg);
  border: 1px solid var(--smgis-border);
  border-radius: 20px;
  padding: 5px 13px;
  text-decoration: none;
}
.op-chip:hover { border-color: var(--site-orange); color: var(--site-orange-dark); background: var(--site-orange-soft); }

@media (max-width: 560px) {
  .op-chips { padding-left: 20px; }
}

.placeholder-card {
  border: 1px dashed var(--smgis-border);
  border-radius: 8px;
  padding: 18px 20px;
  color: var(--smgis-muted);
  font-size: 13px;
  display: flex;
  align-items: center;
}

@media (prefers-reduced-motion: reduce) {
  .tool-block-head, .op-chip, .search-clear { transition: none; }
}

.more-tools-note {
  text-align: center;
  font-size: 13.5px;
  color: var(--muted, #5B6B76);
  margin-top: 8px;
  padding: 20px 0;
}
.more-tools-note a { color: var(--site-orange, #EF9D3B); font-weight: 600; }