/* ============================================================
   Cycora Tools — Shared Stylesheet
   Botanical Editorial design language for interactive tool pages
   ============================================================ */


/* ============================================================
   Tool Hub Hero (reuses tool-hero patterns)
   ============================================================ */

.tool-hub-hero {
  position: relative;
  padding: calc(var(--nav-h) + clamp(4rem, 8vw, 6rem)) var(--gutter) clamp(2rem, 4vw, 3.5rem);
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
  z-index: 1;
}

.tool-hub-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 1.25rem;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--rose);
  margin-bottom: 2rem;
}

.tool-hub-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 400;
  color: var(--text);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.tool-hub-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--text-soft);
  line-height: 1.75;
  max-width: 560px;
  margin: 0 auto;
}

/* ============================================================
   Tool Hero
   ============================================================ */

.tool-hero {
  position: relative;
  padding: calc(var(--nav-h) + clamp(4rem, 8vw, 6rem)) var(--gutter) clamp(2rem, 4vw, 3.5rem);
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
  z-index: 1;
}

.tool-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 1.25rem;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--rose);
  margin-bottom: 2rem;
}

.tool-hero-eyebrow::before,
.tool-hero-eyebrow::after {
  content: '';
  display: block;
  width: 52px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blush) 50%, transparent);
}

.tool-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: 400;
  color: var(--text);
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin-bottom: 1.25rem;
}

.tool-hero-title em {
  font-style: italic;
  color: var(--rose);
  font-weight: 400;
}

.tool-hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--text-soft);
  line-height: 1.75;
  max-width: 560px;
  margin: 0 auto;
}


/* ============================================================
   Calculator Card
   ============================================================ */

/* --- Page-level containers (Tier 3 pages) --- */
.tool-section {
  position: relative;
  padding: 0 var(--gutter) clamp(3rem, 6vw, 5rem);
  z-index: 1;
}

.tool-container {
  max-width: 680px;
  margin: 0 auto;
}

.tool-form-card {
  position: relative;
  padding: clamp(2rem, 4vw, 3rem);
  background: rgba(255, 255, 255, 0.7);
  -webkit-backdrop-filter: saturate(160%) blur(20px);
  backdrop-filter: saturate(160%) blur(20px);
  border: 1px solid rgba(232, 161, 181, 0.14);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-md);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.tool-form-instruction {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-soft);
  line-height: 1.7;
  margin-bottom: 0.5rem;
}

/* --- Dynamic rows (BBT, Cycle Length) --- */
.tool-dynamic-rows {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.tool-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.tool-row-label {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  min-width: 5rem;
  flex-shrink: 0;
}

.tool-row-remove {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(139, 58, 74, 0.06);
  color: var(--text-muted);
  font-size: 1rem;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.tool-row-remove:hover {
  background: rgba(139, 58, 74, 0.15);
  color: var(--rose);
}

/* --- Form field wrapper (Tier 3 pages) --- */
.tool-field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

/* --- Toggle buttons (unit switch) --- */
.tool-toggle {
  display: inline-flex;
  border-radius: var(--r-pill);
  border: 1px solid var(--border);
  overflow: hidden;
}

.tool-toggle-btn {
  padding: 0.5rem 1.25rem;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-soft);
  background: transparent;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.tool-toggle-btn.is-active {
  background: var(--rose);
  color: var(--white);
}

/* --- Method radio toggles (Due Date, Pregnancy Tracker) --- */
.tool-form-radio-group {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tool-form-radio {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.6rem 1rem;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.tool-form-radio:hover {
  border-color: rgba(232, 161, 181, 0.3);
  background: rgba(255, 255, 255, 0.85);
}

.tool-form-radio:has(input:checked) {
  border-color: var(--rose);
  background: rgba(232, 161, 181, 0.08);
}

.tool-form-radio input[type="radio"] {
  accent-color: var(--rose);
}

.tool-form-radio-label {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
}

/* --- Add row / Secondary buttons --- */
.tool-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--rose);
  background: rgba(196, 92, 110, 0.06);
  border: 1px solid rgba(196, 92, 110, 0.15);
  border-radius: var(--r-pill);
  transition: background 0.2s var(--ease);
}

.tool-btn-secondary:hover {
  background: rgba(196, 92, 110, 0.12);
}

/* --- Primary button (calculate) for Tier 3 pages --- */
.tool-btn-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  background: linear-gradient(135deg, var(--rose) 0%, var(--rose-bright) 100%);
  border-radius: var(--r-pill);
  box-shadow: 0 4px 14px rgba(196, 92, 110, 0.25);
  transition: transform 0.25s var(--ease-spring), box-shadow 0.25s var(--ease);
  margin-top: 0.5rem;
}

.tool-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(196, 92, 110, 0.35);
}

/* --- Form label and input styling for Tier 1/2 pages --- */
.tool-form-label {
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.01em;
}

.tool-form-input {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--white);
  border: 1px solid rgba(139, 58, 74, 0.12);
  border-radius: var(--r-md);
  padding: 0.75rem 1rem;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.tool-form-input:focus {
  outline: none;
  border-color: var(--rose);
  box-shadow: 0 0 0 3px rgba(196, 92, 110, 0.1);
}

.tool-form-error {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: #c0392b;
  min-height: 1.1em;
}

.tool-form-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  background: linear-gradient(135deg, var(--rose) 0%, var(--rose-bright) 100%);
  border-radius: var(--r-pill);
  box-shadow: 0 4px 14px rgba(196, 92, 110, 0.25);
  transition: transform 0.25s var(--ease-spring), box-shadow 0.25s var(--ease);
  margin-top: 0.5rem;
}

.tool-form-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(196, 92, 110, 0.35);
}

/* --- Eyebrow + Title for Tier 3 pages --- */
.tool-eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--rose);
  margin-bottom: 1.5rem;
}

.tool-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 400;
  color: var(--text);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.tool-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--text-soft);
  line-height: 1.75;
  max-width: 560px;
  margin: 0 auto;
}

.tool-hero-inner {
  text-align: center;
}

/* --- Result cards (Tier 3 pages) --- */
.tool-result-card {
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  margin-top: 1rem;
}

.tool-result-card-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.tool-result-card-desc {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-soft);
  line-height: 1.7;
}

.tool-calculator {
  position: relative;
  max-width: 680px;
  margin: 0 auto clamp(3rem, 6vw, 5rem);
  padding: clamp(2rem, 4vw, 3rem);
  background: rgba(255, 255, 255, 0.7);
  -webkit-backdrop-filter: saturate(160%) blur(20px);
  backdrop-filter: saturate(160%) blur(20px);
  border: 1px solid rgba(232, 161, 181, 0.14);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-lg);
  z-index: 1;
}

/* Soft inner glow along top edge */
.tool-calculator::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--r-xl);
  background: linear-gradient(
    180deg,
    rgba(253, 248, 245, 0.5) 0%,
    rgba(245, 221, 208, 0.06) 40%,
    transparent 100%
  );
  pointer-events: none;
}


/* ============================================================
   Form Layout
   ============================================================ */

.tool-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: relative;
}

.tool-form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

/* Two-column form layout helper */
.tool-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.tool-label {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.01em;
}

.tool-label-hint {
  font-weight: 400;
  color: var(--text-muted);
  font-size: 0.78rem;
  margin-left: 0.25rem;
}

/* --- Shared input base --- */
.tool-input,
.tool-date,
.tool-select {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--white);
  border: 1px solid rgba(139, 58, 74, 0.12);
  border-radius: var(--r-md);
  padding: 0.7rem 1rem;
  transition: border-color 0.2s var(--ease),
              box-shadow 0.2s var(--ease),
              background 0.2s var(--ease);
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
}

.tool-input::placeholder {
  color: var(--text-muted);
}

.tool-input:hover,
.tool-date:hover,
.tool-select:hover {
  border-color: rgba(232, 161, 181, 0.4);
}

.tool-input:focus,
.tool-date:focus,
.tool-select:focus {
  outline: none;
  border-color: var(--rose);
  box-shadow: 0 0 0 3px rgba(196, 92, 110, 0.1);
  background: var(--white);
}

/* Date input */
.tool-date {
  min-height: 2.75rem;
}

.tool-date::-webkit-calendar-picker-indicator {
  opacity: 0.5;
  cursor: pointer;
  filter: none;
}

/* Select dropdown */
.tool-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 4.5L6 8l3.5-3.5' fill='none' stroke='%237A6069' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 12px;
  padding-right: 2.5rem;
  cursor: pointer;
}


/* ============================================================
   Radio Pill Toggles
   ============================================================ */

.tool-radio-group {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tool-radio-input {
  position: relative;
}

.tool-radio-input input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.tool-radio-input label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-soft);
  padding: 0.5rem 1.15rem;
  border: 1px solid rgba(139, 58, 74, 0.12);
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: all 0.2s var(--ease);
  user-select: none;
}

.tool-radio-input label:hover {
  border-color: var(--blush);
  color: var(--rose);
  background: rgba(232, 161, 181, 0.05);
}

.tool-radio-input input[type="radio"]:checked + label {
  background: var(--rose);
  color: var(--white);
  border-color: var(--rose);
  box-shadow: 0 2px 8px rgba(196, 92, 110, 0.2);
}

.tool-radio-input input[type="radio"]:focus-visible + label {
  outline: 2px solid var(--rose);
  outline-offset: 2px;
}


/* ============================================================
   Checkbox Group
   ============================================================ */

.tool-checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.tool-checkbox-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  position: relative;
}

.tool-checkbox-item input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.tool-checkbox-item .check-visual {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border: 1.5px solid rgba(139, 58, 74, 0.18);
  border-radius: 5px;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s var(--ease);
}

.tool-checkbox-item .check-visual svg {
  width: 12px;
  height: 12px;
  stroke: var(--white);
  stroke-width: 2.5;
  fill: none;
  opacity: 0;
  transform: scale(0.5);
  transition: all 0.2s var(--ease-spring);
}

.tool-checkbox-item input[type="checkbox"]:checked + .check-visual {
  background: var(--rose);
  border-color: var(--rose);
}

.tool-checkbox-item input[type="checkbox"]:checked + .check-visual svg {
  opacity: 1;
  transform: scale(1);
}

.tool-checkbox-item input[type="checkbox"]:focus-visible + .check-visual {
  outline: 2px solid var(--rose);
  outline-offset: 2px;
}

.tool-checkbox-item span:last-child {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.4;
}


/* ============================================================
   Unit Toggle (Metric / Imperial)
   ============================================================ */

.tool-unit-toggle {
  display: inline-flex;
  background: rgba(139, 58, 74, 0.06);
  border-radius: var(--r-pill);
  padding: 3px;
  gap: 2px;
  position: relative;
}

.tool-unit-toggle input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.tool-unit-toggle label {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.4rem 1rem;
  border-radius: var(--r-pill);
  color: var(--text-soft);
  cursor: pointer;
  transition: all 0.25s var(--ease);
  user-select: none;
  text-align: center;
}

.tool-unit-toggle input[type="radio"]:checked + label {
  background: var(--white);
  color: var(--rose);
  box-shadow: var(--sh-sm);
}

.tool-unit-toggle label:hover {
  color: var(--rose);
}


/* ============================================================
   Calculate Button
   ============================================================ */

.tool-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--white);
  background: linear-gradient(145deg, var(--rose) 0%, var(--deep-rose) 100%);
  border: none;
  border-radius: var(--r-pill);
  padding: 0.85rem 2.25rem;
  cursor: pointer;
  transition: transform 0.25s var(--ease-spring),
              box-shadow 0.25s var(--ease);
  box-shadow: 0 4px 16px rgba(196, 92, 110, 0.25);
  margin-top: 0.5rem;
  width: 100%;
}

.tool-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(196, 92, 110, 0.32);
}

.tool-btn:active {
  transform: translateY(0) scale(0.98);
  box-shadow: 0 2px 8px rgba(196, 92, 110, 0.2);
}

.tool-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
  background: var(--text-muted);
}


/* ============================================================
   Results Section
   ============================================================ */

.tool-result {
  max-width: 680px;
  margin: 0 auto clamp(3rem, 6vw, 5rem);
  padding: clamp(2rem, 4vw, 3rem);
  background: rgba(255, 255, 255, 0.65);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(232, 161, 181, 0.12);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-md);
  z-index: 1;
  position: relative;

  /* Hidden by default — revealed via JS */
  display: none;
}

.tool-result.is-visible {
  display: block;
  opacity: 0;
  transform: translateY(24px);
  animation: toolResultReveal 0.5s var(--ease-smooth) forwards;
}

@keyframes toolResultReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.tool-result-heading {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.6rem);
  font-weight: 500;
  color: var(--text);
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
  text-align: center;
}

.tool-result-highlight {
  text-align: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.tool-result-highlight-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-soft);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.tool-result-highlight-value,
.tool-result-highlight-date {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 500;
  color: var(--rose);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

/* Result definition list (used by due date calc) */
.tool-result-dl {
  margin: 0 0 1.5rem;
}

.tool-result-dl dt {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-soft);
  margin-top: 1rem;
}

.tool-result-dl dd {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  margin: 0.25rem 0 0;
}

.tool-result-subheading {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text);
  margin: 2rem 0 1rem;
}

.tool-milestone-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
}

.tool-milestone-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
}

.tool-milestone-label {
  color: var(--text);
  font-weight: 500;
}

.tool-milestone-date {
  color: var(--text-soft);
  white-space: nowrap;
}

.tool-milestone--past {
  opacity: 0.6;
}

.tool-milestone-check {
  color: var(--rose);
  font-size: 1rem;
}

.tool-result-disclaimer {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.tool-result-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.tool-result-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 0.75rem 0;
}

.tool-result-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(232, 161, 181, 0.12) 0%, rgba(245, 221, 208, 0.22) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--rose);
  font-size: 1.1rem;
}

.tool-result-label {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  margin-bottom: 0.15rem;
}

.tool-result-value {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}

.tool-result-note {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.65;
  text-align: center;
}

/* ============================================================
   Ovulation Cycle Cards & Timeline
   ============================================================ */

.tool-result-cycle-card {
  padding: 1.25rem;
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  margin-bottom: 1.25rem;
}

.tool-result-cycle-label {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.tool-ovulation-timeline {
  margin-bottom: 1rem;
}

.timeline-bar {
  position: relative;
  height: 10px;
  background: rgba(232, 161, 181, 0.12);
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.timeline-segment {
  position: absolute;
  top: 0;
  height: 100%;
  border-radius: 5px;
}

.timeline-fertile {
  background: linear-gradient(90deg, rgba(232, 161, 181, 0.3) 0%, var(--rose) 70%, rgba(232, 161, 181, 0.3) 100%);
}

.timeline-labels {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--text-soft);
  gap: 0.5rem;
}

.timeline-label-start,
.timeline-label-end {
  white-space: nowrap;
}

.timeline-label-ov {
  font-weight: 600;
  color: var(--rose);
  white-space: nowrap;
  text-align: center;
}


/* ============================================================
   Dynamically Generated Result Elements
   ============================================================ */

/* --- Progress bar (Pregnancy Tracker) --- */
.tool-progress-wrap {
  margin: 1.5rem 0;
}

.tool-progress-label {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.tool-progress-bar {
  width: 100%;
  height: 12px;
  background: rgba(139, 58, 74, 0.08);
  border-radius: var(--r-pill);
  overflow: hidden;
}

.tool-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--rose) 0%, var(--rose-bright, #e8a1b5) 100%);
  border-radius: var(--r-pill);
  transition: width 0.6s var(--ease);
}

.tool-progress-text {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--text-soft);
  margin-top: 0.35rem;
  text-align: right;
}

/* --- Baby size card (Pregnancy Tracker) --- */
.tool-baby-size-card {
  margin: 1.5rem 0;
  padding: 1.25rem 1.5rem;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}

.tool-baby-comparison {
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--text);
  margin-bottom: 1rem;
  line-height: 1.5;
}

/* --- Phase badges (Period Calculator) --- */
.tool-phase-badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: var(--r-pill);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.phase--menstrual {
  background: rgba(196, 92, 110, 0.12);
  color: var(--deep-rose);
}

.phase--follicular {
  background: rgba(232, 161, 181, 0.15);
  color: #8b3a4a;
}

.phase--ovulatory {
  background: rgba(240, 196, 168, 0.2);
  color: #a85d32;
}

.phase--luteal {
  background: rgba(139, 58, 74, 0.08);
  color: #6b2d3d;
}

/* --- Severity badges (PMS Checker) --- */
.tool-severity-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: var(--r-pill);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
}

.severity--mild {
  background: rgba(46, 204, 113, 0.12);
  color: #1e8449;
}

.severity--moderate {
  background: rgba(243, 156, 18, 0.12);
  color: #b7791f;
}

.severity--severe {
  background: rgba(231, 76, 60, 0.12);
  color: #c0392b;
}

/* --- Result message (PMS Checker) --- */
.tool-result-message {
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.7;
  margin: 1rem 0 1.5rem;
}

/* --- Category & recommendations lists (PMS Checker) --- */
.tool-category-list,
.tool-recommendations-list {
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.7;
  padding-left: 1.25rem;
  margin: 0.75rem 0 1.5rem;
}

.tool-category-list li,
.tool-recommendations-list li {
  margin-bottom: 0.4rem;
}

/* --- Regularity card (Cycle Length Checker) --- */
.tool-regularity-card {
  padding: 1.25rem 1.5rem;
  border-radius: var(--r-lg);
  margin: 1.25rem 0;
  border-left: 4px solid;
}

.regularity--regular {
  background: rgba(46, 204, 113, 0.06);
  border-color: #2ecc71;
}

.regularity--moderate {
  background: rgba(243, 156, 18, 0.06);
  border-color: #f39c12;
}

.regularity--irregular {
  background: rgba(231, 76, 60, 0.06);
  border-color: #e74c3c;
}

.tool-regularity-card p {
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.7;
  margin: 0;
}

/* --- Cycle bar chart (Cycle Length Checker) --- */
.tool-cycle-bars {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 1rem 0 1.5rem;
}

.tool-cycle-bar-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.tool-cycle-bar {
  height: 28px;
  border-radius: var(--r-sm, 6px);
  display: flex;
  align-items: center;
  padding: 0 0.5rem;
  min-width: 40px;
  transition: width 0.4s var(--ease);
}

.bar--normal {
  background: linear-gradient(90deg, rgba(232, 161, 181, 0.35) 0%, rgba(196, 92, 110, 0.25) 100%);
}

.bar--outside {
  background: linear-gradient(90deg, rgba(243, 156, 18, 0.2) 0%, rgba(231, 76, 60, 0.15) 100%);
}

.tool-cycle-bar-value {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

.tool-cycle-bar-label {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--text-soft);
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 60px;
}

/* --- Result stats (Cycle Length Checker) --- */
.tool-result-stats dt {
  margin-top: 0.75rem;
}

.tool-result-stats dd {
  font-size: 0.95rem;
}

/* --- BBT shift detected callout --- */
.bbt-shift-detected {
  background: rgba(245, 158, 11, 0.06);
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-top: none;
  border-radius: var(--r-md);
  padding: 1rem 1.25rem;
}

/* --- BBT chart wrapper --- */
.bbt-chart-wrap {
  margin: 1rem 0;
  overflow-x: auto;
}

.bbt-svg-chart {
  width: 100%;
  max-width: 600px;
  height: auto;
  display: block;
  margin: 0 auto;
}

/* --- BBT result container --- */
.bbt-chart-result {
  margin-top: 1.5rem;
}

/* ============================================================
   Calendar View (Fertility Planner)
   ============================================================ */

.tool-calendar {
  max-width: 680px;
  margin: 0 auto clamp(2rem, 4vw, 3rem);
  z-index: 1;
  position: relative;
}

.tool-calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.tool-calendar-header h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.01em;
}

.tool-calendar-header button {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(139, 58, 74, 0.1);
  background: var(--white);
  color: var(--text-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.tool-calendar-header button:hover {
  border-color: var(--blush);
  color: var(--rose);
  background: rgba(232, 161, 181, 0.06);
}

.tool-calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.tool-calendar-day-header {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-align: center;
  padding: 0.5rem 0;
}

.tool-calendar-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  border-radius: var(--r-sm);
  cursor: default;
  transition: transform 0.15s var(--ease),
              background 0.15s var(--ease),
              box-shadow 0.15s var(--ease);
  position: relative;
}

.tool-calendar-day:not(.tool-calendar-day--empty):hover {
  transform: scale(1.08);
  box-shadow: var(--sh-sm);
}

/* Fertile window */
.tool-calendar-day--fertile {
  background: rgba(232, 161, 181, 0.15);
  color: var(--deep-rose);
}

/* Ovulation peak */
.tool-calendar-day--ovulation {
  background: var(--rose);
  color: var(--white);
  font-weight: 600;
  box-shadow: 0 2px 10px rgba(196, 92, 110, 0.3);
}

.tool-calendar-day--ovulation:hover {
  background: var(--rose-bright);
}

/* Period days */
.tool-calendar-day--period {
  background: rgba(240, 196, 168, 0.35);
  color: var(--deep-rose);
}

/* Today ring */
.tool-calendar-day--today {
  box-shadow: inset 0 0 0 2px var(--rose);
}

/* Empty padding cells */
.tool-calendar-day--empty {
  visibility: hidden;
}

/* Legend */
.tool-calendar-legend {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}

.tool-calendar-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--text-soft);
}

.tool-calendar-legend span::before {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 3px;
}

.tool-calendar-legend .legend-period::before   { background: rgba(240, 196, 168, 0.55); }
.tool-calendar-legend .legend-fertile::before   { background: rgba(232, 161, 181, 0.35); }
.tool-calendar-legend .legend-ovulation::before { background: var(--rose); }
.tool-calendar-legend .legend-today::before     { box-shadow: inset 0 0 0 2px var(--rose); }


/* ============================================================
   Fertility Planner Calendar
   ============================================================ */

.planner-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.planner-legend-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--text-soft);
}

.planner-swatch {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 4px;
}

.planner-swatch--period     { background: rgba(240, 196, 168, 0.55); }
.planner-swatch--fertile    { background: rgba(232, 161, 181, 0.35); }
.planner-swatch--ovulation  { background: var(--rose); }

.planner-month {
  margin-bottom: 2rem;
}

.planner-month-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  text-align: center;
  margin-bottom: 0.75rem;
}

.planner-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  max-width: 420px;
  margin: 0 auto;
}

.planner-cell {
  position: relative;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.82rem;
  transition: background 0.15s var(--ease);
}

.planner-cell--header {
  font-weight: 600;
  font-size: 0.72rem;
  color: var(--text-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  aspect-ratio: auto;
  padding: 0.25rem 0;
}

.planner-cell--empty {
  background: transparent;
}

.planner-cell--day {
  color: var(--text);
  background: rgba(255, 255, 255, 0.4);
  cursor: default;
}

.planner-cell--day:hover {
  background: rgba(255, 255, 255, 0.7);
}

.planner-cell--period {
  background: rgba(240, 196, 168, 0.45);
  color: var(--text);
}

.planner-cell--fertile {
  background: rgba(232, 161, 181, 0.25);
  color: var(--text);
}

.planner-cell--ovulation {
  background: var(--rose);
  color: var(--white);
  font-weight: 600;
}

.planner-cell--today {
  box-shadow: inset 0 0 0 2px var(--rose);
}

.planner-day-num {
  position: relative;
  z-index: 1;
}

/* Result table for cycle details */
.tool-result-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: 1rem;
}

.tool-result-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-body);
  font-size: 0.85rem;
}

.tool-result-table th,
.tool-result-table td {
  padding: 0.65rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.tool-result-table th {
  font-weight: 600;
  color: var(--text);
  background: rgba(255, 255, 255, 0.3);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tool-result-table td {
  color: var(--text-soft);
}

.tool-result-table tbody tr:last-child td {
  border-bottom: none;
}

/* ============================================================
   BBT Chart
   ============================================================ */

.tool-chart {
  max-width: 680px;
  margin: 0 auto clamp(2rem, 4vw, 3rem);
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.6);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(232, 161, 181, 0.1);
  border-radius: var(--r-lg);
  z-index: 1;
  position: relative;
}

.tool-chart-svg {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
}

.tool-chart-line {
  fill: none;
  stroke: var(--rose);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.tool-chart-dot {
  fill: var(--white);
  stroke: var(--rose);
  stroke-width: 2;
  r: 4;
  cursor: pointer;
  transition: r 0.15s var(--ease-spring);
}

.tool-chart-dot:hover {
  r: 6;
  fill: var(--rose);
}

.tool-chart-coverline {
  stroke: var(--blush);
  stroke-width: 1;
  stroke-dasharray: 6 4;
}

.tool-chart-label {
  font-family: var(--font-body);
  font-size: 0.65rem;
  fill: var(--text-muted);
  font-weight: 500;
}

/* Temperature inputs */
.tool-temp-inputs {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.tool-temp-row {
  display: grid;
  grid-template-columns: 3rem 1fr 2.5rem;
  gap: 0.5rem;
  align-items: center;
}

.tool-temp-row span {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-soft);
  text-align: center;
}

.tool-temp-row .tool-input {
  padding: 0.5rem 0.75rem;
  font-size: 0.88rem;
}

.tool-temp-row button {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: 1px solid rgba(139, 58, 74, 0.1);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s var(--ease);
}

.tool-temp-row button:hover {
  border-color: var(--rose);
  color: var(--rose);
  background: rgba(196, 92, 110, 0.05);
}

.tool-temp-add {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--rose);
  padding: 0.5rem 0;
  margin-top: 0.25rem;
  cursor: pointer;
  transition: opacity 0.2s var(--ease);
}

.tool-temp-add:hover {
  opacity: 0.7;
}


/* ============================================================
   Quiz
   ============================================================ */

.tool-quiz,
.quiz-container {
  max-width: 720px;
  margin: 0 auto clamp(3rem, 6vw, 5rem);
  padding-inline: var(--gutter);
  z-index: 1;
  position: relative;
}

.tool-quiz-progress,
.quiz-progress {
  width: 100%;
  height: 4px;
  background: rgba(139, 58, 74, 0.08);
  border-radius: 2px;
  margin-bottom: 2.5rem;
  overflow: hidden;
}

.tool-quiz-progress-fill,
.quiz-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--rose), var(--rose-bright));
  border-radius: 2px;
  transition: width 0.4s var(--ease-smooth);
}

.tool-quiz-step,
.quiz-step {
  display: none;
  animation: quizSlideIn 0.4s var(--ease-smooth) forwards;
}

.tool-quiz-step.is-active,
.quiz-step[aria-hidden="false"] {
  display: block;
}

@keyframes quizSlideIn {
  from {
    opacity: 0;
    transform: translateX(32px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes quizSlideOut {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(-32px);
  }
}

.tool-quiz-question,
.quiz-question {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 500;
  color: var(--text);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin-bottom: 2rem;
  text-align: center;
}

.tool-quiz-options,
.quiz-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

.tool-quiz-option,
.quiz-option-card {
  position: relative;
  padding: 1.25rem 1.5rem;
  background: rgba(255, 255, 255, 0.7);
  border: 1.5px solid rgba(139, 58, 74, 0.1);
  border-radius: var(--r-lg);
  cursor: pointer;
  transition: transform 0.2s var(--ease),
              border-color 0.2s var(--ease),
              box-shadow 0.2s var(--ease),
              background 0.2s var(--ease);
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.5;
  text-align: left;
}

.tool-quiz-option:hover,
.quiz-option-card:hover {
  transform: translateY(-3px);
  border-color: rgba(232, 161, 181, 0.35);
  box-shadow: var(--sh-md);
}

.tool-quiz-option.is-selected,
.quiz-option-card.is-selected {
  border-color: var(--rose);
  background: rgba(232, 161, 181, 0.08);
  box-shadow: 0 0 0 3px rgba(196, 92, 110, 0.08);
}

.tool-quiz-option.is-selected::after,
.quiz-option-card.is-selected::after {
  content: '';
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--rose);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 6l2.5 2.5 4.5-5' fill='none' stroke='white' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.tool-quiz-nav,
.quiz-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2.5rem;
}

.tool-quiz-nav .tool-btn,
.quiz-nav .quiz-btn {
  width: auto;
  min-width: 140px;
}

.quiz-btn {
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: all 0.2s var(--ease);
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--text);
}

.quiz-btn:hover:not(:disabled) {
  border-color: var(--blush);
  color: var(--rose);
}

.quiz-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.quiz-btn--next,
.quiz-btn--finish {
  background: linear-gradient(135deg, var(--rose), var(--deep-rose));
  color: var(--white);
  border-color: transparent;
}

.quiz-btn--next:hover:not(:disabled),
.quiz-btn--finish:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--sh-md);
  color: var(--white);
}

.quiz-btn--restart {
  background: linear-gradient(135deg, var(--rose), var(--deep-rose));
  color: var(--white);
  border-color: transparent;
  margin-top: 1.5rem;
}

.quiz-btn[hidden] {
  display: none;
}

.quiz-progress-text {
  display: block;
  text-align: center;
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--text-soft);
  margin-top: 0.5rem;
}

.tool-quiz-nav-back {
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-soft);
  padding: 0.7rem 1.25rem;
  border-radius: var(--r-pill);
  border: 1px solid var(--border);
  background: var(--white);
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.tool-quiz-nav-back:hover {
  border-color: var(--blush);
  color: var(--rose);
}


/* ============================================================
   PMS Symptom Checker
   ============================================================ */

.tool-symptom-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  max-width: 800px;
  margin: 0 auto;
  z-index: 1;
  position: relative;
}

.tool-symptom-category {
  grid-column: 1 / -1;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text);
  margin-top: 1rem;
  margin-bottom: 0.25rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border);
}

.tool-symptom-category:first-child {
  margin-top: 0;
}

.tool-symptom-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.7rem 1rem;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(139, 58, 74, 0.08);
  border-radius: var(--r-md);
  cursor: pointer;
  transition: all 0.2s var(--ease);
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--text);
}

.tool-symptom-item:hover {
  border-color: rgba(232, 161, 181, 0.3);
  background: rgba(255, 255, 255, 0.85);
  box-shadow: var(--sh-sm);
}

.tool-symptom-item.is-checked {
  border-color: var(--rose);
  background: rgba(232, 161, 181, 0.07);
}


/* ============================================================
   PMS Symptom Checker — actual HTML classes
   ============================================================ */

.symptom-category {
  border: none;
  padding: 0;
  margin: 0 0 1.5rem;
}

.symptom-category-heading {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.symptom-checkbox-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}

.symptom-checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.85rem;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(139, 58, 74, 0.08);
  border-radius: var(--r-md);
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.symptom-checkbox:hover {
  border-color: rgba(232, 161, 181, 0.3);
  background: rgba(255, 255, 255, 0.85);
  box-shadow: var(--sh-sm);
}

.symptom-checkbox input[type="checkbox"]:checked + .symptom-checkbox-label {
  color: var(--deep-rose);
  font-weight: 600;
}

.symptom-checkbox input[type="checkbox"]:checked ~ .symptom-checkbox-label {
  color: var(--deep-rose);
}

.symptom-checkbox:has(input:checked) {
  border-color: var(--rose);
  background: rgba(232, 161, 181, 0.07);
}

.symptom-checkbox-label {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text);
  line-height: 1.3;
}

.severity-radio-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.severity-radio {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(139, 58, 74, 0.08);
  border-radius: var(--r-md);
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.severity-radio:hover {
  border-color: rgba(232, 161, 181, 0.3);
  background: rgba(255, 255, 255, 0.85);
}

.severity-radio:has(input:checked) {
  border-color: var(--rose);
  background: rgba(232, 161, 181, 0.07);
}

.severity-radio input[type="radio"] {
  margin-top: 0.15rem;
  accent-color: var(--rose);
}

.severity-radio-label {
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.5;
}

@media (max-width: 480px) {
  .symptom-checkbox-grid {
    grid-template-columns: 1fr;
  }
}


/* ============================================================
   Phase Result Cards
   ============================================================ */

.tool-phase-card {
  padding: clamp(1.5rem, 3vw, 2rem);
  border-radius: var(--r-lg);
  border-left: 4px solid var(--rose);
  background: rgba(255, 255, 255, 0.65);
  margin-bottom: 1.25rem;
  transition: transform 0.25s var(--ease),
              box-shadow 0.25s var(--ease);
}

.tool-phase-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--sh-md);
}

.tool-phase-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.4rem;
}

.tool-phase-card p {
  font-size: 0.9rem;
  color: var(--text-soft);
  line-height: 1.65;
}

/* Color-coded phase accents */
.tool-phase-card--menstrual  { border-left-color: #C45C6E; }
.tool-phase-card--follicular { border-left-color: #D4A255; }
.tool-phase-card--ovulatory  { border-left-color: #5EA6A0; }
.tool-phase-card--luteal     { border-left-color: #8B6BAE; }

.tool-phase-card--menstrual  h3 { color: #C45C6E; }
.tool-phase-card--follicular h3 { color: #B8893A; }
.tool-phase-card--ovulatory  h3 { color: #4A8E88; }
.tool-phase-card--luteal     h3 { color: #7A5C9E; }

.tool-phase-tips {
  margin-top: 1rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.tool-phase-tips li {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-soft);
  line-height: 1.6;
  padding-left: 1.15rem;
  position: relative;
}

.tool-phase-tips li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blush);
}


/* ============================================================
   Educational Prose
   ============================================================ */

.tool-prose {
  max-width: 800px;
  margin: 0 auto clamp(3rem, 6vw, 5rem);
  padding-inline: var(--gutter);
  z-index: 1;
  position: relative;
}

.tool-prose h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 500;
  color: var(--text);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
  margin-top: 2.5rem;
}

.tool-prose h2:first-child {
  margin-top: 0;
}

.tool-prose p {
  font-family: var(--font-body);
  font-size: clamp(0.92rem, 1.5vw, 1rem);
  color: var(--text-soft);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.tool-prose-content {
  font-family: var(--font-body);
  font-size: clamp(0.92rem, 1.5vw, 1rem);
  color: var(--text-soft);
  line-height: 1.8;
}

.tool-prose-content p {
  margin-bottom: 1.25rem;
}

.tool-prose-content p:last-child {
  margin-bottom: 0;
}

.tool-prose p:last-child {
  margin-bottom: 0;
}

.tool-prose a {
  color: var(--rose);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: rgba(196, 92, 110, 0.3);
  transition: text-decoration-color 0.2s var(--ease);
}

.tool-prose a:hover {
  text-decoration-color: var(--rose);
}

.tool-prose ul,
.tool-prose ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}

.tool-prose li {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-soft);
  line-height: 1.75;
  margin-bottom: 0.35rem;
  list-style: disc;
}

.tool-prose ol li {
  list-style: decimal;
}


/* ============================================================
   FAQ Accordion
   ============================================================ */

.tool-faq {
  max-width: 720px;
  margin: 0 auto clamp(3rem, 6vw, 5rem);
  padding-inline: var(--gutter);
  z-index: 1;
  position: relative;
}

.tool-faq-heading {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 500;
  color: var(--text);
  text-align: center;
  margin-bottom: 2rem;
  letter-spacing: -0.01em;
}

.tool-faq-item {
  border-bottom: 1px solid var(--border);
}

.tool-faq-item:first-of-type {
  border-top: 1px solid var(--border);
}

.tool-faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1.25rem 0;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  text-align: left;
  line-height: 1.4;
  transition: color 0.2s var(--ease);
}

.tool-faq-question::-webkit-details-marker {
  display: none;
}

.tool-faq-question::after {
  content: '';
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-left: 1rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 20 20'%3E%3Cpath d='M10 4v12M4 10h12' stroke='%23A8939A' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  transition: transform 0.3s var(--ease);
}

.tool-faq-item[open] .tool-faq-question::after {
  transform: rotate(45deg);
}

.tool-faq-question:hover {
  color: var(--rose);
}

.tool-faq-answer {
  padding: 0 0 1.25rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-soft);
  line-height: 1.75;
}

.tool-faq-answer p {
  margin-bottom: 0.75rem;
}

.tool-faq-answer p:last-child {
  margin-bottom: 0;
}


/* ============================================================
   Related Tools
   ============================================================ */

.tool-related {
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(3rem, 6vw, 5rem) var(--gutter);
  z-index: 1;
  position: relative;
}

.tool-related-heading {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 500;
  color: var(--text);
  text-align: center;
  margin-bottom: 2rem;
  letter-spacing: -0.01em;
}

.tool-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.tool-related-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.75rem;
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(232, 161, 181, 0.1);
  border-radius: var(--r-lg);
  text-decoration: none;
  transition: transform 0.3s var(--ease),
              border-color 0.3s var(--ease),
              box-shadow 0.3s var(--ease);
}

.tool-related-card:hover {
  transform: translateY(-5px);
  border-color: rgba(232, 161, 181, 0.3);
  box-shadow: var(--sh-lg);
}

.tool-related-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(232, 161, 181, 0.12) 0%, rgba(245, 221, 208, 0.22) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.tool-related-card-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}

.tool-related-card-desc {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-soft);
  line-height: 1.65;
}


/* ============================================================
   App CTA Banner
   ============================================================ */

.tool-app-cta,
.tool-cta {
  padding: clamp(4rem, 8vw, 6rem) var(--gutter);
  text-align: center;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.tool-app-cta::before,
.tool-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, var(--deep-rose) 0%, var(--wine) 100%);
  z-index: -2;
}

/* Warm radial glow */
.tool-app-cta::after,
.tool-cta::after {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  width: 600px;
  height: 600px;
  margin-left: -300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 161, 181, 0.15) 0%, transparent 65%);
  filter: blur(40px);
  pointer-events: none;
  z-index: -1;
}

.tool-app-cta-inner,
.tool-cta-inner {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

.tool-app-cta-heading,
.tool-cta-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 500;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.tool-app-cta-subtitle,
.tool-cta-subtitle {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
  margin-bottom: 2.25rem;
  max-width: 480px;
  margin-inline: auto;
}

.tool-app-cta-btn,
.tool-cta .hero-cta-btn--light {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background: var(--white);
  color: var(--deep-rose);
  padding: 0.8rem 1.75rem 0.8rem 1.4rem;
  border-radius: var(--r-md);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.25s var(--ease-spring),
              box-shadow 0.25s var(--ease);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.tool-app-cta-btn:hover,
.tool-cta .hero-cta-btn--light:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.tool-app-cta-btn:active,
.tool-cta .hero-cta-btn--light:active {
  transform: scale(0.98);
}

.tool-app-cta-btn svg,
.tool-cta .hero-cta-btn--light svg {
  flex-shrink: 0;
}

.tool-cta-glow {
  position: absolute;
  top: -80px;
  left: 50%;
  width: 400px;
  height: 400px;
  margin-left: -200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 161, 181, 0.2) 0%, transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}


/* ============================================================
   Hub Page
   ============================================================ */

.tool-hub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: var(--container);
  margin: 0 auto clamp(3rem, 6vw, 5rem);
  padding-inline: var(--gutter);
  z-index: 1;
  position: relative;
  overflow: hidden;
}

.tool-hub-card {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 2rem 1.75rem;
  min-width: 0;
  background: rgba(255, 255, 255, 0.65);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(232, 161, 181, 0.1);
  border-radius: var(--r-lg);
  text-decoration: none;
  position: relative;
  transition: transform 0.35s var(--ease),
              border-color 0.35s var(--ease),
              box-shadow 0.35s var(--ease);
}

.tool-hub-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(253, 248, 245, 0) 0%, rgba(245, 221, 208, 0.06) 100%);
  opacity: 0;
  transition: opacity 0.35s var(--ease);
  pointer-events: none;
}

.tool-hub-card:hover {
  transform: translateY(-6px);
  border-color: rgba(232, 161, 181, 0.28);
  box-shadow: var(--sh-lg);
}

.tool-hub-card:hover::before {
  opacity: 1;
}

/* Arrow indicator */
.tool-hub-card::after {
  content: '\2192';
  position: absolute;
  top: 1.75rem;
  right: 1.5rem;
  font-size: 1.1rem;
  color: var(--text-muted);
  transition: transform 0.3s var(--ease),
              color 0.3s var(--ease);
}

.tool-hub-card:hover::after {
  transform: translateX(4px);
  color: var(--rose);
}

.tool-hub-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(232, 161, 181, 0.12) 0%, rgba(245, 221, 208, 0.22) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
  transition: transform 0.3s var(--ease-spring);
}

.tool-hub-card:hover .tool-hub-card-icon {
  transform: scale(1.08);
}

.tool-hub-card-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
  padding-right: 2rem;
  overflow-wrap: break-word;
  word-break: break-word;
  text-transform: none;
  letter-spacing: normal;
}

.tool-hub-card-desc {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-soft);
  line-height: 1.65;
  overflow-wrap: break-word;
  text-transform: none;
  letter-spacing: normal;
}

.tool-hub-tier {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-top: 0.25rem;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--r-pill);
  color: var(--rose);
  background: rgba(196, 92, 110, 0.07);
  border: 1px solid rgba(196, 92, 110, 0.15);
}


/* ============================================================
   Responsive — 1024px (Tablet landscape)
   ============================================================ */

@media (max-width: 1024px) {
  .tool-hub-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tool-quiz-options {
    grid-template-columns: 1fr;
  }
}


/* ============================================================
   Responsive — 768px (Tablet portrait / small screens)
   ============================================================ */

@media (max-width: 768px) {
  .tool-calculator {
    margin-inline: var(--gutter);
  }

  .tool-result {
    margin-inline: var(--gutter);
  }

  .tool-form-row {
    grid-template-columns: 1fr;
  }

  .tool-result-grid {
    grid-template-columns: 1fr;
  }

  .tool-related-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tool-symptom-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tool-calendar {
    padding-inline: var(--gutter);
  }

  .tool-chart {
    margin-inline: var(--gutter);
  }
}


/* ============================================================
   Responsive — 480px (Mobile)
   ============================================================ */

@media (max-width: 480px) {
  .tool-hero-title {
    font-size: 2.25rem;
  }

  .tool-hero-eyebrow::before,
  .tool-hero-eyebrow::after {
    width: 28px;
  }

  .tool-related-grid {
    grid-template-columns: 1fr;
  }

  .tool-symptom-grid {
    grid-template-columns: 1fr;
  }

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

  .tool-quiz-option {
    padding: 1rem 1.25rem;
  }

  .tool-result-highlight {
    font-size: 1.85rem;
  }

  .tool-app-cta-heading {
    font-size: 1.75rem;
  }

  .tool-calendar-day {
    font-size: 0.75rem;
  }

  .tool-radio-group {
    flex-direction: column;
  }

  .tool-radio-input label {
    display: block;
    text-align: center;
  }
}


/* ============================================================
   Reduced Motion
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  .tool-result {
    transition: none;
  }

  .tool-result.is-visible {
    opacity: 1;
    transform: none;
  }

  .tool-quiz-step {
    animation: none;
  }

  .tool-quiz-step.is-active {
    opacity: 1;
    transform: none;
  }

  .tool-calculator,
  .tool-hub-card,
  .tool-related-card,
  .tool-phase-card,
  .tool-quiz-option,
  .tool-btn,
  .tool-calendar-day {
    transition: none;
  }

  .tool-quiz-progress-fill {
    transition: none;
  }
}


/* ============================================================
   Print Styles
   ============================================================ */

@media print {
  /* Hide non-essential sections */
  .site-header,
  .site-footer,
  .tool-app-cta,
  .tool-related,
  .bg-blobs,
  .tool-quiz-nav,
  .tool-btn {
    display: none !important;
  }

  /* Reset backgrounds for print */
  body {
    background: white !important;
    color: #000 !important;
  }

  .tool-hero {
    padding-top: 2rem;
  }

  .tool-calculator,
  .tool-result,
  .tool-chart,
  .tool-phase-card {
    background: white !important;
    -webkit-backdrop-filter: none !important;
    backdrop-filter: none !important;
    box-shadow: none !important;
    border: 1px solid #ddd !important;
    break-inside: avoid;
  }

  /* Force result visibility */
  .tool-result {
    opacity: 1 !important;
    transform: none !important;
    visibility: visible !important;
  }

  .tool-result-highlight {
    color: #000 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  /* Calendar print */
  .tool-calendar-day--fertile,
  .tool-calendar-day--ovulation,
  .tool-calendar-day--period {
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  /* Phase card borders */
  .tool-phase-card {
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  .tool-prose {
    max-width: 100%;
  }

  .tool-faq-item[open] .tool-faq-answer {
    display: block;
  }
}