/* Tools & Calculators hub directory */

.tools-hub-page {
  font-family: var(--font-body);
  background: var(--bg2);
  color: var(--text);
}

.tools-hub-page .tools-hub-hero {
  padding: 88px 5% 22px;
  background: linear-gradient(135deg, #E8EFFC 0%, #F2F6FF 55%, #F8FAFF 100%);
  text-align: left;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.tools-hub-page .tools-hub-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle 220px at 92% 20%, rgba(26, 111, 191, 0.1) 0%, transparent 70%),
    radial-gradient(circle 160px at 4% 80%, rgba(0, 184, 200, 0.08) 0%, transparent 65%);
  pointer-events: none;
}

.tools-hub-page .tools-hub-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1240px;
  margin: 0 auto;
}

.tools-hub-page .tools-hub-hero h1 {
  font-size: clamp(1.55rem, 2.8vw, 2rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 6px;
}

.tools-hub-page .tools-hub-hero h1 .accent {
  background: var(--grad2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tools-hub-page .tools-hub-hero p {
  font-size: 14px;
  color: var(--muted);
  max-width: 640px;
  margin: 0;
  line-height: 1.5;
}

.tools-hub-layout {
  max-width: 1240px;
  margin: 0 auto;
  padding: 20px 5% 60px;
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.tools-hub-sidebar {
  position: sticky;
  top: 96px;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 18px;
  padding: 20px;
  box-shadow: var(--shadow);
}

.tools-hub-sidebar h2 {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 10px;
}

.tools-hub-sidebar h2:not(:first-child) {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}

.tools-hub-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tools-hub-nav button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  border-radius: 10px;
  padding: 10px 12px;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.tools-hub-nav button:hover {
  background: var(--bg2);
  color: var(--navy);
}

.tools-hub-nav button.active {
  background: rgba(26, 111, 191, 0.1);
  color: var(--blue);
}

.tools-hub-nav button .count {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  background: var(--bg2);
  border-radius: 999px;
  padding: 2px 8px;
  min-width: 24px;
  text-align: center;
}

.tools-hub-nav button.active .count {
  background: rgba(26, 111, 191, 0.14);
  color: var(--blue);
}

.tools-hub-main {
  min-width: 0;
}

.tools-hub-search-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 14px;
  padding: 12px 16px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.tools-hub-search-wrap:focus-within {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(0, 184, 200, 0.12);
}

.tools-hub-search-wrap svg {
  width: 18px;
  height: 18px;
  stroke: var(--muted);
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
}

.tools-hub-search-wrap input {
  flex: 1;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: 15px;
  color: var(--text);
  background: transparent;
}

.tools-hub-search-wrap input::placeholder {
  color: #9aa5bb;
}

.tools-hub-results {
  font-size: 13.5px;
  color: var(--muted);
  margin-bottom: 16px;
}

.tools-hub-results strong {
  color: var(--navy);
}

.tools-hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 18px;
}

.tools-hub-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 18px;
  padding: 22px;
  text-decoration: none;
  display: block;
  transition: border-color 0.22s, box-shadow 0.22s, transform 0.22s;
}

.tools-hub-card:hover {
  border-color: var(--teal);
  box-shadow: 0 6px 28px rgba(0, 184, 200, 0.15);
  transform: translateY(-3px);
}

.tools-hub-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.tools-hub-card .tool-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--bg2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.tools-hub-card h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.35;
}

.tools-hub-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 14px;
}

.tools-hub-card-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tools-hub-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(26, 111, 191, 0.08);
  color: var(--blue);
}

.tools-hub-tag--tool {
  background: rgba(0, 184, 200, 0.1);
  color: #0d7f8c;
}

.tools-hub-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 56px 24px;
  background: var(--white);
  border: 1.5px dashed var(--border);
  border-radius: 18px;
  color: var(--muted);
}

.tools-hub-empty strong {
  display: block;
  font-size: 16px;
  color: var(--navy);
  margin-bottom: 8px;
}

@media (max-width: 960px) {
  .tools-hub-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .tools-hub-sidebar {
    position: static;
  }

  .tools-hub-nav {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 8px;
  }

  .tools-hub-nav button {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 12px;
  }
}

@media (max-width: 640px) {
  .tools-hub-page .tools-hub-hero {
    padding: 80px 5% 18px;
  }

  .tools-hub-grid {
    grid-template-columns: 1fr;
  }
}