/* tools/natal-hex/style.css — Hexagrama de Nacimiento */

.natal {
  position: relative;
  z-index: 2;
  min-height: 100vh;
}

.back-link {
  position: fixed;
  top: 1.5rem;
  left: 1.5rem;
  z-index: 10;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-faded);
  transition: color var(--t-fast);
}
.back-link:hover { color: var(--accent); }

.natal-section {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: clamp(1.5rem, 4vw, 4rem);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--t-slow) var(--ease-breath),
              visibility 0s linear var(--t-slow);
  overflow: hidden;
  z-index: 2;
}

.natal-section.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition: opacity var(--t-slow) var(--ease-breath),
              visibility 0s linear 0s;
  z-index: 3;
}

.natal-section--scroll.is-active {
  display: block;
  overflow-y: auto;
  overflow-x: hidden;
}

/* ---------- INTRO + FORM ---------- */
.natal__content {
  width: min(640px, 92vw);
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  text-align: center;
}

.natal__title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  font-weight: 400;
}

.natal__title-cn {
  font-family: var(--font-cn);
  font-size: clamp(4rem, 10vw, 7rem);
  line-height: 1;
  color: var(--ink);
  text-shadow:
    0 1px 0 rgba(26, 26, 26, 0.05),
    1px 0 0 color-mix(in srgb, var(--accent) 30%, transparent);
}

.natal__title-text {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}

.natal__subtitle {
  font-style: italic;
  color: var(--ink-faded);
  max-width: 42ch;
  margin: 0 auto;
  font-size: 1rem;
}

.natal__form {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  text-align: left;
}

.natal__form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

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

.natal__form-checkbox {
  flex-direction: row;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--ink-faded);
  font-style: italic;
}

.natal__form-checkbox input[type="checkbox"] {
  appearance: auto;
  accent-color: var(--accent);
}

.natal__methods {
  border: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.natal__method-hint {
  font-size: 0.85rem;
  color: var(--ink-faded);
  font-style: italic;
  min-height: 2em;
}

/* ---------- REVEAL ---------- */
.natal__reveal {
  position: relative;
  width: min(900px, 95vw);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  text-align: center;
}

.reveal__halo {
  position: absolute;
  top: 50%; left: 50%;
  width: 70vmin; height: 70vmin;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 18%, transparent) 0%, transparent 60%);
  filter: blur(20px);
  z-index: 0;
  opacity: 0;
}

.reveal__hexagrams {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.reveal__hexagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
}

.reveal__caption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-faded);
}

.reveal__arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--ink-faded);
}

.reveal__arrow svg {
  width: 80px;
  stroke: var(--accent);
  fill: none;
  stroke-width: 1.5;
}

.reveal__meta {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}

.reveal__number {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
}

.reveal__name {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  font-weight: 400;
}

.reveal__name-cn {
  font-family: var(--font-cn);
  font-size: clamp(3rem, 7vw, 5rem);
  line-height: 1;
  color: var(--ink);
}

.reveal__name-py {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.4rem;
  color: var(--ink-soft);
  letter-spacing: 0.05em;
}

.reveal__meaning {
  font-size: 1.4rem;
  font-style: italic;
  color: var(--ink);
  margin-top: 0.4rem;
}

.reveal__trigrams {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-faded);
  letter-spacing: 0.1em;
  margin-top: 0.5rem;
}

.reveal__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1rem;
}

/* Hexagram size in reveal */
.reveal__hexagram-svg .hexagram { gap: 12px; }
.reveal__hexagram-svg .hexagram__line { height: 36px; }
.reveal__hexagram-svg .iching-line { width: 280px; height: 36px; }
.reveal__hexagram-svg .iching-line .line-segment { stroke-width: 14; }

/* ---------- READING ---------- */
.reading__article {
  max-width: var(--max-readable);
  margin: clamp(3rem, 8vh, 6rem) auto;
  padding: 0 clamp(1rem, 4vw, 2rem) 4rem;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.reading__header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(26, 26, 26, 0.1);
}

.reading__breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faded);
}
.reading__breadcrumb a { color: var(--ink-faded); }
.reading__breadcrumb a:hover { color: var(--accent); }

.reading__title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  font-weight: 400;
}

.reading__title #reading-name-cn {
  font-family: var(--font-cn);
  font-size: 2.4rem;
}

.reading__title small {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--ink-soft);
  font-size: 1.1rem;
}

.reading__title em {
  font-style: italic;
  color: var(--accent);
  font-size: 1.2rem;
  font-weight: 500;
  margin-top: 0.4rem;
}

.reading__body {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.reading__body h1 { display: none; } /* el título ya lo pintamos arriba */

.reading__body h2 {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-faded);
  margin-top: 1.5rem;
  font-weight: 500;
}

.reading__body h3 {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--ink);
  margin-top: 1rem;
  font-weight: 500;
}

.reading__body p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

.reading__body strong {
  color: var(--ink);
  font-weight: 500;
}

.reading__body em {
  color: var(--accent);
}

.reading__body hr {
  border: 0;
  height: 1px;
  background: rgba(26, 26, 26, 0.1);
  margin: 1.5rem 0;
}

.reading__loading {
  font-style: italic;
  color: var(--ink-faded);
  text-align: center;
}

.reading__footer {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
}