.tools-main {
  min-height: 70vh;
}

.tools-hero {
  position: relative;
  padding: 86px 0 42px;
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.16), transparent 28%),
    linear-gradient(180deg, #f8fbff 0%, #eef3fb 100%);
}

body.dark-theme .tools-hero {
  background:
    radial-gradient(circle at top right, rgba(86, 204, 255, 0.14), transparent 30%),
    linear-gradient(180deg, #071427 0%, #0a1c36 100%);
}

.tools-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 28px;
  align-items: center;
}

.tools-chip {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.1);
  color: #2563eb;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 1px;
}

body.dark-theme .tools-chip {
  background: rgba(86, 204, 255, 0.12);
  color: #56ccff;
}

.tools-hero h1 {
  margin: 18px 0 16px;
  max-width: 820px;
  font-size: clamp(38px, 5vw, 74px);
  line-height: 0.95;
  color: var(--text);
}

.tools-hero p {
  max-width: 780px;
  margin: 0;
  font-size: 20px;
  line-height: 1.7;
  color: var(--text-soft);
}

.tools-hero-card {
  border: 1px solid var(--border);
  border-radius: 26px;
  padding: 26px;
  background: var(--surface);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

.tools-hero-card strong {
  display: block;
  margin-bottom: 10px;
  font-size: 26px;
  color: var(--text);
}

.tools-hero-card span {
  display: block;
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-soft);
}

.tools-section {
  padding: 42px 0 70px;
}

.tool-tabs {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.tool-tab {
  min-height: 52px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-soft);
  cursor: pointer;
  font-size: 17px;
  font-weight: 900;
}

.tool-tab.active,
.tool-tab:hover {
  color: #ffffff;
  border-color: transparent;
  background: linear-gradient(90deg, #2563eb, #1d4ed8);
}

.tool-panel {
  display: none;
}

.tool-panel.active {
  display: block;
}

.tool-card {
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 30px;
  background: var(--surface);
  box-shadow: 0 18px 46px rgba(15, 23, 42, 0.07);
}

.tool-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 26px;
}

.tool-card h2 {
  margin: 0 0 8px;
  font-size: clamp(28px, 4vw, 44px);
  color: var(--text);
}

.tool-card p {
  margin: 0;
  color: var(--text-soft);
  font-size: 18px;
  line-height: 1.6;
}

.tool-icon {
  flex: 0 0 auto;
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  border-radius: 22px;
  background: rgba(37, 99, 235, 0.1);
  font-size: 36px;
}

body.dark-theme .tool-icon {
  background: rgba(86, 204, 255, 0.1);
}

.tool-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.tool-form label {
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: var(--text);
  font-size: 16px;
  font-weight: 800;
}

.tool-form input,
.tool-form select {
  width: 100%;
  height: 58px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.86);
  padding: 0 16px;
  color: #13203a;
  font-size: 18px;
  outline: none;
}

body.dark-theme .tool-form input,
.tool-form select {
  background: rgba(255, 255, 255, 0.04);
  color: #eff6ff;
}

.tool-actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.tool-actions .btn {
  border: 0;
  cursor: pointer;
}

.tool-actions .btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-weight: 900;
  text-decoration: none;
}

.tool-result {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.tool-result div {
  min-height: 120px;
  border-radius: 22px;
  border: 1px solid var(--border);
  padding: 18px;
  background: var(--surface-2);
}

.tool-result span {
  display: block;
  margin-bottom: 12px;
  color: var(--text-soft);
  font-size: 15px;
  font-weight: 800;
}

.tool-result strong {
  display: block;
  color: #2563eb;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.1;
}

body.dark-theme .tool-result strong {
  color: #56ccff;
}

.tool-note {
  margin-top: 16px;
  border-radius: 18px;
  border: 1px dashed var(--border);
  background: var(--surface-2);
  padding: 14px 16px;
  color: var(--text-soft);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.5;
}

.simple-footer {
  margin-top: 0;
}

@media (max-width: 900px) {
  .tools-hero {
    padding: 56px 0 30px;
  }

  .tools-hero-grid,
  .tool-form,
  .tool-result {
    grid-template-columns: 1fr;
  }

  .tool-card {
    padding: 22px;
  }

  .tool-card-head {
    flex-direction: column;
  }

  .tool-actions {
    flex-direction: column;
  }
}