/* ================================================
   TuBot.ar — Components
   ================================================ */

/* ============ Nav (compacto, 56px) ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 56px;
  backdrop-filter: blur(12px);
  background: rgba(10, 10, 11, 0.85);
  border-bottom: 1px solid var(--color-border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.nav__brand {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.02em;
  text-transform: lowercase;
  color: var(--color-text);
}
.nav__brand .dot { color: var(--accent); }

.nav__links {
  display: flex;
  gap: 28px;
  align-items: center;
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: 0.02em;
}
.nav__links a {
  color: var(--color-text-2);
  transition: color var(--t-base);
}
.nav__links a:hover,
.nav__links a.active { color: var(--color-text); }

.nav__cta {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  background: #ffffff;
  color: #0a0a0b;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: background var(--t-base);
}
.nav__cta:hover { background: var(--color-text); color: #0a0a0b; }

@media (max-width: 720px) {
  .nav__links { gap: 16px; font-size: 13px; }
  .nav__links .nav__link-extra { display: none; }
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--t-base), color var(--t-base), border-color var(--t-base), transform var(--t-fast);
}
.btn:active { transform: translateY(1px); }

.btn--primary {
  background: var(--color-text);
  color: var(--color-bg);
}
.btn--primary:hover { background: #ffffff; color: var(--color-bg); }

.btn--ghost {
  border-color: var(--color-border-2);
  color: var(--color-text);
}
.btn--ghost:hover { border-color: var(--color-text); color: var(--color-text); }

.btn--dark {
  background: var(--color-bg);
  color: var(--color-text);
}
.btn--dark:hover { background: #000; color: #fff; }

.btn--ghost-dark {
  border-color: #0a0a0b30;
  color: var(--color-bg);
}
.btn--ghost-dark:hover { border-color: var(--color-bg); }

.btn--lg { padding: 16px 28px; font-size: 15px; }
.btn--sm { padding: 6px 14px; font-size: 12px; }

/* ============ Hero (3 capas, 100vh) ============ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

/* Capa 1: red de nodos de fondo */
.hero__bg-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* Capa 2: animación problema → solución */
.hero__animation {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 30% 40% 30%;
  z-index: 1;
  pointer-events: none;
}
.hero__zone {
  position: relative;
  height: 100%;
}
.hero__zone--left {
  padding-left: 40px;
}
.hero__zone--right {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
  padding-right: clamp(1rem, 4vw, 3rem);
  align-items: flex-end;
}

/* Palabras "problema" — caóticas, rojas, temblando */
.word-problem {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 68, 68, 0.75);
  border: 1px dashed rgba(255, 68, 68, 0.5);
  padding: 6px 10px;
  border-radius: 2px;
  white-space: nowrap;
  user-select: none;
  will-change: transform;
  transition: opacity 200ms ease, color 200ms ease;
}
.word-problem.is-active {
  color: rgba(255, 68, 68, 0.98);
  border-color: rgba(255, 68, 68, 0.9);
}

/* Clon que viaja: del problema al nodo y al resultado */
.word-traveler {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 6px 10px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 2px;
  white-space: nowrap;
  pointer-events: none;
  z-index: 3;
  color: rgba(255, 255, 255, 0.95);
  transition:
    left 800ms cubic-bezier(0.16, 1, 0.3, 1),
    top 800ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 800ms cubic-bezier(0.16, 1, 0.3, 1),
    opacity 400ms ease;
}

/* Palabras "solución" — limpias, ordenadas, con punto verde */
.word-solution {
  font-family: var(--font-mono);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.85);
  padding: 6px 10px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.03);
  opacity: 0;
  transform: translateX(8px);
  animation: solutionIn 600ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.word-solution::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #2ECC7A;
  flex-shrink: 0;
}
@keyframes solutionIn {
  to { opacity: 1; transform: translateX(0); }
}

/* Nodo central */
.hero__node-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero__node {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.9);
  font-size: 24px;
  font-family: var(--font-body);
  animation: nodePulse 2s ease-in-out infinite;
  transition: border-color 300ms ease, box-shadow 300ms ease, transform 200ms ease;
  background: rgba(10, 10, 11, 0.6);
}
@keyframes nodePulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.08); }
}
.hero__node.is-lit {
  border-color: rgba(255, 255, 255, 1);
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.4);
}

/* Capa 3: contenido */
.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(10,10,11,0.85) 0%, rgba(10,10,11,0.45) 38%, rgba(10,10,11,0) 60%);
}
.hero__content {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: center;
  pointer-events: none;
}
.hero__content > * { pointer-events: auto; }

.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-2);
  margin-bottom: 28px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
}
.hero__eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(44px, 6vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--color-text);
  margin-bottom: 28px;
  max-width: 14ch;
}
.hero__subtitle {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 18px;
  line-height: 1.55;
  color: var(--color-text-2);
  max-width: 480px;
  margin-bottom: 36px;
}
.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.hero__cta-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  background: #f0ede8;
  color: #0a0a0b;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.02em;
  border: 1px solid #f0ede8;
  cursor: pointer;
  transition: background 200ms ease, transform 200ms ease;
}
.hero__cta-primary:hover { background: #ffffff; transform: scale(1.02); }
.hero__cta-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  background: transparent;
  color: #f0ede8;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: border-color 200ms ease;
}
.hero__cta-secondary:hover { border-color: #ffffff; }

/* Cursor personalizado */
.cursor {
  position: fixed;
  top: 0; left: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.6);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 200ms ease, height 200ms ease, border-color 200ms ease, background 200ms ease;
  mix-blend-mode: difference;
}
.cursor.is-hover {
  width: 36px;
  height: 36px;
  border-color: rgba(255, 255, 255, 0.9);
}
@media (hover: none) { .cursor { display: none; } }

/* Mobile: zonas se apilan, animación simplificada */
@media (max-width: 720px) {
  .hero__animation {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr auto 1fr;
  }
  .hero__zone--left {
    /* las palabras siguen absolute, ocupan la fila superior */
  }
  .hero__zone--right {
    align-items: center;
    padding-right: 0;
    padding-bottom: 1rem;
  }
  .word-problem { font-size: 11px; padding: 4px 8px; }
  .word-solution { font-size: 11px; padding: 4px 8px; }
  .hero__overlay {
    background: linear-gradient(180deg, rgba(10,10,11,0.7) 0%, rgba(10,10,11,0.25) 50%, rgba(10,10,11,0.7) 100%);
  }
  .hero__title { max-width: 100%; }
}

/* ============ Banda de métricas ============ */
.metrics {
  background: var(--color-bg-2);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.metrics__row {
  display: flex;
  justify-content: space-around;
  align-items: flex-start;
  gap: var(--space-5);
  padding-block: 48px;
  flex-wrap: wrap;
}
.metric {
  flex: 1 1 200px;
  min-width: 0;
}
.metric__value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 64px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: 12px;
}
.metric__label {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 14px;
  line-height: 1.4;
  color: var(--color-text-2);
  max-width: 180px;
}
@media (max-width: 800px) {
  .metrics__row { flex-direction: column; padding-block: 32px; }
  .metric__value { font-size: 48px; }
}

/* ============ Section heading ============ */
.section__head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-5);
  margin-bottom: 48px;
}
.section__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-2);
  margin-bottom: 12px;
}
.section__title { max-width: 22ch; }

/* ============ Product cards (rediseño) ============ */
.product-card {
  position: relative;
  display: block;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
  overflow: hidden;
  transition: border-color var(--t-base), background var(--t-base), transform var(--t-base);
}
.product-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
}
.product-card:hover {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 5%, var(--color-bg-2));
  transform: translateY(-2px);
}
.product-card__badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  display: block;
}
.product-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: 12px;
}
.product-card__body {
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-text-2);
}
.product-card__arrow {
  margin-top: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--color-text-2);
  transition: color var(--t-base), transform var(--t-base);
}
.product-card:hover .product-card__arrow {
  color: var(--accent);
  transform: translateX(4px);
}

/* ============ Card genérica ============ */
.card {
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: border-color var(--t-base);
}
.card:hover { border-color: var(--accent); }
.card__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 12px;
}
.card__title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.card__body { color: var(--color-text-2); font-size: 14px; line-height: 1.55; }

/* ============ CTA final (sección clara) ============ */
.cta {
  background: #f0ede8;
  color: #0a0a0b;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.cta__inner {
  padding-block: 100px;
  text-align: left;
  max-width: 880px;
}
.cta__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #555;
  margin-bottom: 20px;
}
.cta__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 48px;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: #0a0a0b;
  margin-bottom: 20px;
  max-width: 22ch;
}
.cta__subtitle {
  font-size: 18px;
  color: #555;
  margin-bottom: 36px;
  max-width: 56ch;
}
.cta__actions { display: flex; gap: 12px; flex-wrap: wrap; }

@media (max-width: 600px) {
  .cta__title { font-size: 36px; }
  .cta__inner { padding-block: 64px; }
}

/* ============ Tool cards (vitrina) ============ */
.tool-card {
  display: flex;
  flex-direction: column;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: border-color var(--t-base), transform var(--t-base);
  height: 100%;
}
.tool-card:hover { border-color: var(--color-text); transform: translateY(-2px); }
.tool-card.is-disabled { opacity: 0.5; pointer-events: none; }

.tool-card__badges {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.tool-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--color-border-2);
  color: var(--color-text-2);
  background: rgba(255,255,255,0.03);
}
.tool-badge--access {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.tool-badge--access::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.tool-badge--free   { color: #2ECC7A; border-color: rgba(46,204,122,0.4); }
.tool-badge--keyed  { color: #1A6FE8; border-color: rgba(26,111,232,0.4); }

.tool-card__title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: 10px;
}
.tool-card__desc {
  color: var(--color-text-2);
  font-size: 14px;
  line-height: 1.5;
  margin-bottom: 24px;
  flex: 1;
}
.tool-card__action {
  align-self: flex-start;
}

/* ============ Breadcrumb ============ */
.crumb {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-2);
  margin-bottom: 32px;
}
.crumb a { color: var(--color-text-2); }
.crumb a:hover { color: var(--color-text); }
.crumb__sep { margin-inline: 8px; opacity: 0.6; }
.crumb__current { color: var(--color-text); }

/* ============ Calculator form ============ */
.calc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
@media (max-width: 900px) {
  .calc { grid-template-columns: 1fr; gap: 32px; }
}
.calc__field {
  margin-bottom: 24px;
}
.calc__field-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.calc__check, .calc__radio {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--color-border-2);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 14px;
  margin-bottom: 8px;
  transition: border-color var(--t-base), background var(--t-base);
}
.calc__check:hover, .calc__radio:hover {
  border-color: var(--color-text);
}
.calc__check input, .calc__radio input {
  accent-color: var(--color-text);
}
.calc__range {
  width: 100%;
  accent-color: var(--color-text);
}
.calc__range-value {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-text);
  margin-top: 6px;
}

.calc__result {
  padding: 32px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-2);
  position: sticky;
  top: 80px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 400ms ease, transform 400ms ease;
}
.calc__result.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.calc__result-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 72px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-block: 16px 8px;
}
.calc__result-range {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-2);
}
.calc__result-pct {
  font-size: 14px;
  color: var(--color-text-2);
  margin-bottom: 20px;
}
.calc__recs {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}
.calc__rec {
  font-size: 13px;
  line-height: 1.5;
  color: var(--color-text-2);
  display: flex;
  gap: 10px;
}
.calc__rec::before {
  content: "→";
  color: var(--color-text);
  flex-shrink: 0;
}

/* ============ Form ============ */
.input, .textarea, .select {
  width: 100%;
  padding: 12px 14px;
  background: var(--color-bg-2);
  color: var(--color-text);
  border: 1px solid var(--color-border-2);
  border-radius: var(--radius-sm);
  font-size: 14px;
  transition: border-color var(--t-base);
}
.input:focus, .textarea:focus, .select:focus {
  outline: none;
  border-color: var(--accent);
}
.label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-2);
  margin-bottom: 8px;
}

/* ============ Badge ============ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border-2);
  color: var(--color-text-2);
}
.badge::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* ============ Footer (3 columnas) ============ */
.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding-block: 64px 32px;
}
.footer__cols {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer__brand {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--color-text);
  margin-bottom: 12px;
  text-transform: lowercase;
}
.footer__brand .dot { color: var(--accent); }
.footer__tag {
  font-size: 13px;
  color: var(--color-text-2);
  max-width: 32ch;
  line-height: 1.5;
}
.footer__col-title {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-2);
  margin-bottom: 16px;
}
.footer__list { display: flex; flex-direction: column; gap: 10px; }
.footer__list a {
  font-size: 14px;
  color: var(--color-text);
  transition: color var(--t-base);
}
.footer__list a:hover { color: var(--accent); }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--color-text-3);
}

@media (max-width: 800px) {
  .footer__cols { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 480px) {
  .footer__cols { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: 12px; align-items: flex-start; }
}