/* ============================================================
   Find My Conception Path — Dev Rati
   Premium beige/gold aesthetic. Mobile-first.
   ============================================================ */

:root {
  /* Palette */
  --color-bg: #faf6f0;          /* warm cream */
  --color-bg-elevated: #ffffff; /* card surfaces */
  --color-ink: #3d3530;          /* warm charcoal, body text */
  --color-ink-soft: #6b5e54;     /* muted body */
  --color-ink-faint: #a89b8e;    /* eyebrows, meta */
  --color-gold: #b08d57;          /* primary gold */
  --color-gold-deep: #8a6c3d;     /* hover / active */
  --color-gold-soft: #e9dcc4;     /* chip ring, selected bg */
  --color-line: #e6dcce;          /* hairlines */
  --color-error: #9a4434;         /* compliance-safe muted red */

  /* Type */
  --font-serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Sizing */
  --radius: 6px;
  --radius-lg: 10px;
  --shadow-soft: 0 1px 2px rgba(61, 53, 48, 0.04), 0 4px 16px rgba(61, 53, 48, 0.05);

  /* Layout */
  --content-max: 38rem; /* ~608px */
  --gutter: 1.25rem;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===== Header / Footer ===== */

.brand-header {
  text-align: center;
  padding: 1.5rem var(--gutter) 0.5rem;
  border-bottom: 1px solid var(--color-line);
  background: var(--color-bg);
}

.brand-mark {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-ink);
}

.brand-tagline {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--color-gold-deep);
  margin-top: 0.25rem;
  padding-bottom: 0.75rem;
}

.brand-footer {
  text-align: center;
  padding: 1.5rem var(--gutter);
  border-top: 1px solid var(--color-line);
  font-size: 0.8rem;
  color: var(--color-ink-faint);
  margin-top: auto;
}

.brand-footer a {
  color: var(--color-gold-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--color-gold-soft);
}

/* ===== Main / Step container ===== */

#tool-root {
  flex: 1 1 auto;
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 2rem var(--gutter) 3rem;
}

.step {
  display: none;
  animation: fade-in 0.4s ease-out;
}

.step--active {
  display: block;
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Typography blocks ===== */

.step-eyebrow {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-gold-deep);
  margin: 0 0 0.75rem 0;
  font-weight: 500;
}

.step-heading {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.9rem;
  line-height: 1.2;
  color: var(--color-ink);
  margin: 0 0 1rem 0;
}

.step-lede {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--color-ink-soft);
  margin: 0 0 1.25rem 0;
  line-height: 1.4;
}

.step-body {
  color: var(--color-ink-soft);
  margin: 0 0 1.5rem 0;
}

.step-subhead {
  color: var(--color-ink-soft);
  font-size: 0.95rem;
  margin: -0.5rem 0 1.25rem 0;
}

.step-microcopy {
  color: var(--color-ink-faint);
  font-size: 0.82rem;
  margin-top: 0.75rem;
  text-align: center;
}

/* ===== Buttons ===== */

.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 0.9rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
  min-height: 48px; /* tap target */
  line-height: 1.2;
}

.btn--primary {
  background: var(--color-gold);
  color: #ffffff;
  border-color: var(--color-gold);
  width: 100%;
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--color-gold-deep);
  border-color: var(--color-gold-deep);
}

.btn--primary:disabled {
  background: var(--color-gold-soft);
  border-color: var(--color-gold-soft);
  color: #ffffff;
  cursor: not-allowed;
}

.btn--secondary {
  background: transparent;
  color: var(--color-gold-deep);
  border-color: var(--color-gold);
}

.btn--secondary:hover,
.btn--secondary:focus-visible {
  background: var(--color-gold-soft);
}

.step-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
  flex-direction: column-reverse; /* Back below Continue on mobile */
}

/* ===== Radio / Option groups ===== */

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

.option {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.95rem 1rem;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
  font-size: 0.98rem;
  color: var(--color-ink);
  min-height: 48px;
}

.option:hover {
  border-color: var(--color-gold);
}

.option input[type="radio"] {
  accent-color: var(--color-gold);
  width: 1.1rem;
  height: 1.1rem;
  margin: 0;
  flex-shrink: 0;
}

.option:has(input[type="radio"]:checked) {
  border-color: var(--color-gold);
  background: #fbf6ec;
}

/* ===== Multi-select chips ===== */

.chip-group {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.chip {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
  font-size: 0.95rem;
  line-height: 1.35;
  color: var(--color-ink);
  min-height: 48px;
}

.chip:hover {
  border-color: var(--color-gold);
}

.chip input[type="checkbox"] {
  accent-color: var(--color-gold);
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.15rem;
  flex-shrink: 0;
}

.chip:has(input[type="checkbox"]:checked) {
  border-color: var(--color-gold);
  background: #fbf6ec;
}

/* ===== Form fields ===== */

.field {
  display: block;
  margin-bottom: 1rem;
}

.field-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
}

.field-optional {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0.04em;
  color: var(--color-ink-faint);
}

.text-input {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-bg-elevated);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.4;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  -webkit-appearance: none;
  appearance: none;
}

.text-input:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px var(--color-gold-soft);
}

.text-input--area {
  resize: vertical;
  min-height: 5.5rem;
  font-family: var(--font-sans);
}

.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin: 1rem 0 0;
  font-size: 0.88rem;
  color: var(--color-ink-soft);
  line-height: 1.45;
}

.checkbox-field input[type="checkbox"] {
  accent-color: var(--color-gold);
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.15rem;
  flex-shrink: 0;
}

/* ===== Computing pause ===== */

.step--computing {
  text-align: center;
  padding: 4rem 0;
}

.computing-text {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--color-gold-deep);
  letter-spacing: 0.02em;
}

/* ===== Result ===== */

.result-summary,
.result-recommendation {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.25rem;
  margin: 0 0 1rem 0;
  box-shadow: var(--shadow-soft);
}

.result-summary p,
.result-recommendation p {
  margin: 0 0 0.75rem 0;
  color: var(--color-ink);
}

.result-summary p:last-child,
.result-recommendation p:last-child {
  margin-bottom: 0;
}

.result-recommendation strong {
  color: var(--color-gold-deep);
}

/* ===== Closure card on result page (between recommendation and CTA cards) ===== */

.result-closure {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-gold-soft);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.25rem;
  margin: 0 0 1.5rem;
  box-shadow: var(--shadow-soft);
}

.result-closure-opener {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--color-gold-deep);
  margin: 0 0 1.1rem;
  line-height: 1.4;
}

.result-closure p {
  margin: 0 0 0.85rem;
  color: var(--color-ink);
  line-height: 1.55;
  font-size: 0.95rem;
}

.result-closure p:last-child {
  margin-bottom: 0;
}

/* ===== Landing options — five-card branching on the intro screen ===== */

.landing-options {
  margin: 2rem 0 0.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-line);
}

.landing-options-heading {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-ink);
  margin: 0 0 0.6rem;
  line-height: 1.3;
  text-align: center;
}

.landing-options-subtext {
  font-size: 0.95rem;
  color: var(--color-ink-soft);
  line-height: 1.55;
  margin: 0 auto 1.5rem;
  max-width: 36rem;
  text-align: center;
}

.landing-card-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.landing-card {
  display: flex;
  flex-direction: column;
  background: #fdf8ee; /* Warm ivory — uniform across all five cards */
  border: 1px solid var(--color-gold);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.25rem 1.5rem;
  box-shadow: var(--shadow-soft);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.landing-card:hover {
  border-color: var(--color-gold-deep);
  box-shadow: 0 1px 2px rgba(61, 53, 48, 0.04), 0 10px 24px rgba(138, 108, 61, 0.12);
}

.landing-card-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-ink);
  margin: 0 0 0.5rem;
  line-height: 1.3;
}

.landing-card-subtext {
  font-size: 0.92rem;
  color: var(--color-ink-soft);
  margin: 0 0 1.1rem;
  line-height: 1.5;
  flex: 1 1 auto;
}

.landing-card-button {
  align-self: stretch;
}

/* ===== Submission notice (v0.4 — appears only on Sheets POST failure) ===== */

.submission-notice {
  background: var(--color-gold-soft);
  border: 1px solid var(--color-gold);
  border-radius: var(--radius-lg);
  padding: 0.95rem 1.1rem;
  margin: 0 0 1.25rem;
  color: var(--color-ink);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* ===== Universal CTA cards (v0.3 — four cards, 2x2 grid at 768px+) ===== */

.cta-card-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 1.5rem 0 0.5rem;
}

.cta-card {
  display: flex;
  flex-direction: column;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.25rem 1.5rem;
  box-shadow: var(--shadow-soft);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.cta-card:hover {
  border-color: var(--color-gold);
  box-shadow: 0 1px 2px rgba(61, 53, 48, 0.04), 0 8px 22px rgba(176, 141, 87, 0.10);
}

.cta-card-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-ink);
  margin: 0 0 0.5rem 0;
  line-height: 1.3;
}

.cta-card-subtext {
  font-size: 0.92rem;
  color: var(--color-ink-soft);
  margin: 0 0 1.1rem 0;
  line-height: 1.5;
  flex: 1 1 auto; /* allow buttons to bottom-align in desktop grid */
}

.cta-card-button {
  align-self: stretch;
}

/* ===== Error state ===== */

.error-message {
  color: var(--color-error);
  font-size: 0.85rem;
  margin-top: 0.5rem;
  min-height: 1.2rem;
}

/* ============================================================
   Desktop refinement (single breakpoint, blueprint Section 4)
   ============================================================ */

@media (min-width: 768px) {
  #tool-root {
    padding: 3rem var(--gutter) 4rem;
  }

  .step-heading {
    font-size: 2.3rem;
  }

  .step-actions {
    flex-direction: row;
    justify-content: flex-end;
  }

  .step-actions .btn--primary,
  .step-actions .btn--secondary {
    width: auto;
    min-width: 10rem;
  }

  .cta-card-stack {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  /* Landing options: uniform 2-column grid for all five cards at 768px+.
     With five cards in a 2-col grid the natural layout is 2 + 2 + 1
     (the last card occupies one cell in the third row). All five cards
     keep identical width, height per row, colour, border, and button —
     no card is visually louder than the others. */
  .landing-card-stack {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
}