/* Calculator Shared CSS - Blowfish Theme Compatible */

/* Container */
.calc-container {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem;
  background: rgba(var(--color-neutral-100), 0.5);
  border: 1px solid rgba(var(--color-neutral-200), 1);
  border-radius: 0.75rem;
}
html.dark .calc-container {
  background: rgba(var(--color-neutral-800), 0.5);
  border-color: rgba(var(--color-neutral-700), 1);
}

/* Section Divider */
.calc-section {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(var(--color-neutral-200), 1);
}
html.dark .calc-section {
  border-top-color: rgba(var(--color-neutral-700), 1);
}

/* Input Group */
.calc-input-group {
  margin-bottom: 1rem;
}
.calc-label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(var(--color-neutral-700), 1);
}
html.dark .calc-label {
  color: rgba(var(--color-neutral-300), 1);
}
.calc-sublabel {
  font-size: 0.75rem;
  font-weight: 400;
  color: rgba(var(--color-neutral-500), 1);
  margin-left: 0.25rem;
}

/* Input & Select */
.calc-input,
.calc-select {
  width: 100%;
  padding: 0.6rem 0.75rem;
  font-size: 1rem;
  border: 1px solid rgba(var(--color-neutral-300), 1);
  border-radius: 0.5rem;
  background: rgba(var(--color-neutral-50), 1);
  color: rgba(var(--color-neutral-900), 1);
  transition: border-color 0.15s, box-shadow 0.15s;
  box-sizing: border-box;
}
html.dark .calc-input,
html.dark .calc-select {
  border-color: rgba(var(--color-neutral-600), 1);
  background: rgba(var(--color-neutral-900), 1);
  color: rgba(var(--color-neutral-100), 1);
}
.calc-input:focus,
.calc-select:focus {
  outline: none;
  border-color: rgba(var(--color-primary-500), 1);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-500), 0.15);
}
.calc-input::placeholder {
  color: rgba(var(--color-neutral-400), 1);
}
html.dark .calc-input::placeholder {
  color: rgba(var(--color-neutral-500), 1);
}

/* Input with unit suffix */
.calc-input-wrap {
  position: relative;
}
.calc-input-wrap .calc-input {
  padding-right: 2.75rem;
}
.calc-input-unit {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
  color: rgba(var(--color-neutral-500), 1);
  pointer-events: none;
}

/* Grid Layouts */
.calc-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.calc-grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.75rem;
}
@media (max-width: 480px) {
  .calc-grid-2,
  .calc-grid-3 {
    grid-template-columns: 1fr;
  }
  .calc-container {
    padding: 1rem;
  }
  .calc-big-number {
    font-size: 1.5rem;
  }
  .calc-compare-row {
    grid-template-columns: 1fr;
  }
  .calc-row {
    flex-direction: column;
    align-items: stretch;
  }
  .calc-row-remove {
    width: 44px;
    height: 44px;
    align-self: flex-end;
  }
  .calc-radio-group {
    flex-direction: column;
  }
  .calc-radio-group label {
    border-right: none;
    border-bottom: 1px solid rgba(var(--color-neutral-300), 1);
  }
  .calc-radio-group label:last-child {
    border-bottom: none;
  }
  .tool-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
  .calc-toggle {
    padding: 0.5rem 1rem;
  }
  .calc-tab {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
  }
  .calc-input-short {
    max-width: 100%;
  }
}

/* Primary Button */
.calc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.7rem 1.5rem;
  margin-top: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background: rgba(var(--color-primary-600), 1);
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}
.calc-btn:hover {
  background: rgba(var(--color-primary-700), 1);
}
.calc-btn:active {
  transform: scale(0.98);
}

/* Secondary / Small Button */
.calc-btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  width: auto;
  margin-top: 0;
}
.calc-btn-secondary {
  background: rgba(var(--color-neutral-200), 1);
  color: rgba(var(--color-neutral-700), 1);
}
html.dark .calc-btn-secondary {
  background: rgba(var(--color-neutral-700), 1);
  color: rgba(var(--color-neutral-200), 1);
}
.calc-btn-secondary:hover {
  background: rgba(var(--color-neutral-300), 1);
}
html.dark .calc-btn-secondary:hover {
  background: rgba(var(--color-neutral-600), 1);
}

/* Result Box */
.calc-result {
  margin-top: 1.5rem;
  padding: 1.25rem;
  background: rgba(var(--color-primary-50), 0.5);
  border: 1px solid rgba(var(--color-primary-200), 1);
  border-radius: 0.75rem;
}
html.dark .calc-result {
  background: rgba(var(--color-primary-900), 0.2);
  border-color: rgba(var(--color-primary-800), 0.5);
}

/* Big Number Display */
.calc-big-number {
  font-size: 2rem;
  font-weight: 800;
  color: rgba(var(--color-primary-600), 1);
  line-height: 1.2;
  margin-bottom: 0.25rem;
}
html.dark .calc-big-number {
  color: rgba(var(--color-primary-400), 1);
}
.calc-result-label {
  font-size: 0.85rem;
  color: rgba(var(--color-neutral-500), 1);
  margin-bottom: 0.75rem;
}

/* Sub Results Grid */
.calc-sub-results {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}
.calc-sub-item {
  text-align: center;
  padding: 0.75rem;
  background: rgba(var(--color-neutral-100), 0.7);
  border-radius: 0.5rem;
}
html.dark .calc-sub-item {
  background: rgba(var(--color-neutral-800), 0.5);
}
.calc-sub-value {
  font-size: 1.15rem;
  font-weight: 700;
  color: rgba(var(--color-neutral-800), 1);
}
html.dark .calc-sub-value {
  color: rgba(var(--color-neutral-100), 1);
}
.calc-sub-label {
  font-size: 0.75rem;
  color: rgba(var(--color-neutral-500), 1);
  margin-top: 0.15rem;
}

/* Table */
.calc-table-wrap {
  overflow-x: auto;
  margin-top: 1rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(var(--color-neutral-200), 1);
}
html.dark .calc-table-wrap {
  border-color: rgba(var(--color-neutral-700), 1);
}
.calc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.calc-table th {
  padding: 0.6rem 0.75rem;
  text-align: right;
  font-weight: 600;
  background: rgba(var(--color-neutral-100), 1);
  color: rgba(var(--color-neutral-700), 1);
  white-space: nowrap;
}
html.dark .calc-table th {
  background: rgba(var(--color-neutral-800), 1);
  color: rgba(var(--color-neutral-300), 1);
}
.calc-table td {
  padding: 0.5rem 0.75rem;
  text-align: right;
  color: rgba(var(--color-neutral-700), 1);
  border-top: 1px solid rgba(var(--color-neutral-200), 0.5);
}
html.dark .calc-table td {
  color: rgba(var(--color-neutral-300), 1);
  border-top-color: rgba(var(--color-neutral-700), 0.5);
}
.calc-table th:first-child,
.calc-table td:first-child {
  text-align: center;
}

/* Toggle Detail Button */
.calc-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.75rem;
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  color: rgba(var(--color-primary-600), 1);
  background: none;
  border: 1px solid rgba(var(--color-primary-300), 1);
  border-radius: 0.375rem;
  cursor: pointer;
}
html.dark .calc-toggle {
  color: rgba(var(--color-primary-400), 1);
  border-color: rgba(var(--color-primary-700), 1);
}

/* Tabs */
.calc-tabs {
  display: flex;
  border-bottom: 2px solid rgba(var(--color-neutral-200), 1);
  margin-bottom: 1.25rem;
}
html.dark .calc-tabs {
  border-bottom-color: rgba(var(--color-neutral-700), 1);
}
.calc-tab {
  padding: 0.6rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(var(--color-neutral-500), 1);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
  white-space: nowrap;
  flex-shrink: 0;
}
.calc-tab:hover {
  color: rgba(var(--color-neutral-700), 1);
}
html.dark .calc-tab:hover {
  color: rgba(var(--color-neutral-300), 1);
}
.calc-tab-active {
  color: rgba(var(--color-primary-600), 1);
  border-bottom-color: rgba(var(--color-primary-600), 1);
}
html.dark .calc-tab-active {
  color: rgba(var(--color-primary-400), 1);
  border-bottom-color: rgba(var(--color-primary-400), 1);
}

/* Radio Group */
.calc-radio-group {
  display: flex;
  gap: 0;
  border: 1px solid rgba(var(--color-neutral-300), 1);
  border-radius: 0.5rem;
  overflow: hidden;
}
html.dark .calc-radio-group {
  border-color: rgba(var(--color-neutral-600), 1);
}
.calc-radio-group label {
  flex: 1;
  padding: 0.55rem 0.75rem;
  text-align: center;
  font-size: 0.85rem;
  cursor: pointer;
  background: rgba(var(--color-neutral-50), 1);
  color: rgba(var(--color-neutral-600), 1);
  border-right: 1px solid rgba(var(--color-neutral-300), 1);
  transition: background 0.15s, color 0.15s;
}
html.dark .calc-radio-group label {
  background: rgba(var(--color-neutral-800), 1);
  color: rgba(var(--color-neutral-400), 1);
  border-right-color: rgba(var(--color-neutral-600), 1);
}
.calc-radio-group label:last-child {
  border-right: none;
}
.calc-radio-group input[type="radio"] {
  display: none;
}
.calc-radio-group input[type="radio"]:checked + label,
.calc-radio-group label.active {
  background: rgba(var(--color-primary-600), 1);
  color: #fff;
}

/* Dynamic Row Add/Remove */
.calc-row {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}
.calc-row .calc-input-group {
  flex: 1;
  margin-bottom: 0;
}
.calc-row-remove {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.1rem;
  font-size: 1.1rem;
  color: rgba(var(--color-neutral-400), 1);
  background: none;
  border: 1px solid rgba(var(--color-neutral-300), 1);
  border-radius: 0.375rem;
  cursor: pointer;
}
.calc-row-remove:hover {
  color: #ef4444;
  border-color: #ef4444;
}
.calc-row-add {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
  color: rgba(var(--color-primary-600), 1);
  background: none;
  border: 1px dashed rgba(var(--color-primary-400), 1);
  border-radius: 0.375rem;
  cursor: pointer;
  margin-bottom: 0.5rem;
}
html.dark .calc-row-add {
  color: rgba(var(--color-primary-400), 1);
  border-color: rgba(var(--color-primary-600), 1);
}

/* Error */
.calc-error {
  font-size: 0.75rem;
  color: #ef4444;
  margin-top: 0.25rem;
  display: none;
}
.calc-input.error {
  border-color: #ef4444;
}
.calc-input.error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

/* Note / Info */
.calc-note {
  font-size: 0.8rem;
  color: rgba(var(--color-neutral-500), 1);
  margin-top: 0.75rem;
  padding: 0.6rem 0.75rem;
  background: rgba(var(--color-neutral-100), 0.5);
  border-radius: 0.375rem;
  line-height: 1.5;
}
html.dark .calc-note {
  background: rgba(var(--color-neutral-800), 0.5);
}

/* Positive / Negative colors */
.calc-positive {
  color: #16a34a;
}
html.dark .calc-positive {
  color: #4ade80;
}
.calc-negative {
  color: #ef4444;
}
html.dark .calc-negative {
  color: #f87171;
}

/* Word-break: 한글 단어 단위 줄바꿈 */
.calc-label,
.calc-result-label,
.calc-note,
.calc-sub-label {
  word-break: keep-all;
}

/* Utility: short input */
.calc-input-short {
  max-width: 200px;
}

/* Pulse Animation */
@keyframes calcPulse {
  0% { opacity: 0; transform: translateY(8px); }
  100% { opacity: 1; transform: translateY(0); }
}
.calc-animate {
  animation: calcPulse 0.3s ease-out;
}

/* Tool Filter Chips (list page) */
.tool-filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1.25rem;
  margin-bottom: 0.25rem;
}
.tool-filter-chip {
  padding: 0.4rem 0.9rem;
  border-radius: 1.25rem;
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid rgba(var(--color-neutral-300), 1);
  background: transparent;
  color: rgba(var(--color-neutral-500), 1);
  cursor: pointer;
  transition: all 0.15s;
}
html.dark .tool-filter-chip {
  border-color: rgba(var(--color-neutral-600), 1);
  color: rgba(var(--color-neutral-400), 1);
}
.tool-filter-chip:hover {
  border-color: rgba(var(--color-primary-400), 1);
  color: rgba(var(--color-primary-600), 1);
}
html.dark .tool-filter-chip:hover {
  border-color: rgba(var(--color-primary-500), 1);
  color: rgba(var(--color-primary-400), 1);
}
.tool-filter-chip--active {
  background: rgba(var(--color-primary-600), 1);
  border-color: rgba(var(--color-primary-600), 1);
  color: #fff;
}
html.dark .tool-filter-chip--active {
  background: rgba(var(--color-primary-500), 1);
  border-color: rgba(var(--color-primary-500), 1);
  color: rgba(var(--color-neutral-900), 1);
}
.tool-filter-chip--active:hover {
  background: rgba(var(--color-primary-700), 1);
  border-color: rgba(var(--color-primary-700), 1);
  color: #fff;
}
html.dark .tool-filter-chip--active:hover {
  background: rgba(var(--color-primary-400), 1);
  border-color: rgba(var(--color-primary-400), 1);
}

/* Tool Card Grid (list page) */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}
.tool-card {
  display: flex;
  flex-direction: column;
  padding: 1.25rem;
  background: rgba(var(--color-neutral-50), 1);
  border: 1px solid rgba(var(--color-neutral-200), 1);
  border-radius: 0.75rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}
html.dark .tool-card {
  background: rgba(var(--color-neutral-800), 0.6);
  border-color: rgba(var(--color-neutral-700), 1);
}
.tool-card:hover {
  border-color: rgba(var(--color-primary-400), 1);
  box-shadow: 0 4px 12px rgba(var(--color-primary-500), 0.1);
  transform: translateY(-2px);
}
.tool-card-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}
.tool-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: rgba(var(--color-neutral-800), 1);
  margin-bottom: 0.25rem;
}
html.dark .tool-card-title {
  color: rgba(var(--color-neutral-100), 1);
}
.tool-card-desc {
  font-size: 0.8rem;
  color: rgba(var(--color-neutral-500), 1);
  line-height: 1.4;
}
.tool-card-category {
  margin-top: auto;
  padding-top: 0.5rem;
  font-size: 0.7rem;
  color: rgba(var(--color-primary-600), 1);
  font-weight: 600;
}
html.dark .tool-card-category {
  color: rgba(var(--color-primary-400), 1);
}

/* CTA Box (shortcode: tool-link) */
.tool-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  background: rgba(var(--color-primary-50), 0.5);
  border: 1px solid rgba(var(--color-primary-200), 1);
  border-radius: 0.75rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
}
html.dark .tool-cta {
  background: rgba(var(--color-primary-900), 0.15);
  border-color: rgba(var(--color-primary-800), 0.4);
}
.tool-cta:hover {
  border-color: rgba(var(--color-primary-400), 1);
  box-shadow: 0 2px 8px rgba(var(--color-primary-500), 0.1);
}
.tool-cta-icon {
  font-size: 1.75rem;
  flex-shrink: 0;
}
.tool-cta-text {
  flex: 1;
}
.tool-cta-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: rgba(var(--color-neutral-800), 1);
}
html.dark .tool-cta-title {
  color: rgba(var(--color-neutral-100), 1);
}
.tool-cta-desc {
  font-size: 0.8rem;
  color: rgba(var(--color-neutral-500), 1);
}
.tool-cta-arrow {
  font-size: 1.25rem;
  color: rgba(var(--color-primary-500), 1);
  flex-shrink: 0;
}

/* Comparison highlight */
.calc-compare-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 0.75rem;
}
.calc-compare-item {
  padding: 0.75rem;
  border-radius: 0.5rem;
  text-align: center;
}
.calc-compare-item.a {
  background: rgba(var(--color-primary-100), 0.5);
}
html.dark .calc-compare-item.a {
  background: rgba(var(--color-primary-900), 0.3);
}
.calc-compare-item.b {
  background: rgba(var(--color-neutral-100), 0.7);
}
html.dark .calc-compare-item.b {
  background: rgba(var(--color-neutral-800), 0.5);
}

/* ======== Homepage: Hero Section ======== */
.home-hero {
  text-align: center;
  padding: 2.5rem 1rem 2rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid rgba(var(--color-neutral-200), 1);
}
html.dark .home-hero {
  border-bottom-color: rgba(var(--color-neutral-700), 1);
}
.home-hero-title {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: rgba(var(--color-neutral-900), 1);
  margin: 0 0 0.6rem;
}
html.dark .home-hero-title {
  color: rgba(var(--color-neutral-50), 1);
}
.home-hero-sub {
  font-size: 0.9rem;
  line-height: 1.65;
  color: rgba(var(--color-neutral-500), 1);
  margin: 0 0 1.2rem;
  word-break: keep-all;
}
html.dark .home-hero-sub {
  color: rgba(var(--color-neutral-400), 1);
}
.home-hero-actions {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
}
.home-hero-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.2rem;
  border-radius: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.15s;
  background: rgba(var(--color-primary-600), 1);
  color: #fff;
}
.home-hero-btn:hover {
  background: rgba(var(--color-primary-700), 1);
}
html.dark .home-hero-btn {
  background: rgba(var(--color-primary-500), 1);
  color: rgba(var(--color-neutral-900), 1);
}
html.dark .home-hero-btn:hover {
  background: rgba(var(--color-primary-400), 1);
}
.home-hero-btn--outline {
  background: transparent;
  color: rgba(var(--color-neutral-600), 1);
  border: 1px solid rgba(var(--color-neutral-300), 1);
}
.home-hero-btn--outline:hover {
  background: rgba(var(--color-neutral-100), 1);
  border-color: rgba(var(--color-neutral-400), 1);
}
html.dark .home-hero-btn--outline {
  background: transparent;
  color: rgba(var(--color-neutral-300), 1);
  border-color: rgba(var(--color-neutral-600), 1);
}
html.dark .home-hero-btn--outline:hover {
  background: rgba(var(--color-neutral-800), 1);
  border-color: rgba(var(--color-neutral-500), 1);
}

/* (Mobile Bottom Nav CSS is in extend-footer.html for global loading) */