/* =========================================================
   PlantonIA - seções abaixo do hero (v3)
   Stats, marquee, como funciona, diferenciais, agenda, para quem,
   FAQ e CTA final.
   ========================================================= */

.section-eyebrow {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--wa-teal-700);
  margin-bottom: 0.6rem;
}
.section-eyebrow-inverse { color: var(--wa-green); }
.how h2, .agenda h2, .para-quem h2, .faq h2 {
  font-size: var(--text-h2);
  font-weight: 600;
  max-width: 20ch;
  margin-bottom: var(--space-lg);
}

/* =========================================================
   Stats
   ========================================================= */
.stats { padding-block: var(--space-lg); background: var(--bg-light); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.25rem, 3vw, 2rem);
}
.stat { border-top: 2px solid var(--line); padding-top: 1.1rem; }
.stat-value {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 1.5rem + 2vw, 3.1rem);
  color: var(--wa-teal-900);
  line-height: 1;
  margin-bottom: 0.5rem;
  font-variant-numeric: tabular-nums;
}
.stat p { color: var(--ink-soft); font-size: 0.9rem; max-width: 22ch; }

/* =========================================================
   Marquee de especialidades
   ========================================================= */
.marquee-section {
  background: var(--wa-teal-900);
  padding-block: 1.1rem;
  overflow: hidden;
}
.marquee-wrap {
  width: 100%;
  /* --skew: motion.js liga a velocidade do Lenis aqui (skewX sutil). Fica em
     0deg sem JS, puramente aditivo sobre o translateX do track abaixo. */
  --skew: 0deg;
  transform: skewX(var(--skew));
  will-change: transform;
}
.marquee-track {
  display: flex;
  width: max-content;
  gap: 3rem;
  animation: marquee 26s linear infinite;
}
.marquee-track span {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.1rem, 1rem + 1vw, 1.6rem);
  color: var(--on-dark-soft);
  white-space: nowrap;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
}

/* =========================================================
   Como funciona
   ========================================================= */
.how { padding-block: var(--space-xl); background: var(--bg-light); }
.steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
}
.steps-line {
  display: none; /* ligada só a partir do breakpoint com 3 colunas lado a lado */
}
.step {
  position: relative;
  padding-top: var(--space-md);
  border-top: 2px solid var(--line);
}
.step-number {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 2.4rem;
  color: var(--wa-teal-700);
  margin-bottom: 0.4rem;
  line-height: 1;
}
.step h3 { font-size: 1.3rem; font-weight: 600; margin-bottom: 0.6rem; }
.step p { color: var(--ink-soft); }
@media (min-width: 901px) {
  .steps-line {
    display: block;
    position: absolute;
    top: 1.2rem;
    left: calc(16.66% - 1px);
    width: 66.66%;
    height: 2px;
    overflow: visible;
    stroke: var(--wa-teal-700);
    stroke-width: 2;
    stroke-dasharray: 100;
    stroke-dashoffset: 0; /* sem JS, linha ja aparece 100% desenhada */
  }
}

/* =========================================================
   Diferenciais (fundo dark WhatsApp, bento assimétrico)
   ========================================================= */
.diferenciais {
  background: var(--wa-dark);
  color: var(--on-dark);
  padding-block: var(--space-xl);
  position: relative;
}
.heading-inverse { color: var(--on-dark); }
.dif-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr;
  gap: 1.25rem;
}
.dif-card {
  position: relative;
  background: var(--wa-dark-raised);
  border: 1px solid rgba(37, 211, 102, 0.14);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  overflow: hidden;
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  --spot-x: 50%;
  --spot-y: 50%;
  transform: perspective(900px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y));
  transition: transform var(--dur-normal) var(--ease-out-expo),
              border-color var(--dur-normal) ease,
              background var(--dur-normal) ease;
}
.dif-card::before {
  /* spotlight: acompanha o mouse via --spot-x/--spot-y (motion.js). Sem JS,
     fica parado no centro, ainda assim com o brilho estático no hover. */
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(240px circle at var(--spot-x) var(--spot-y), color-mix(in oklab, var(--wa-green) 16%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity var(--dur-normal) ease;
  pointer-events: none;
}
.dif-card:hover::before { opacity: 1; }
.dif-card:hover {
  transform: perspective(900px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y)) translateY(-6px);
  border-color: var(--wa-green);
  background: color-mix(in oklab, var(--wa-dark-raised) 80%, var(--wa-teal-900));
}
.dif-card-lg { grid-row: span 2; display: flex; flex-direction: column; justify-content: center; }
.dif-card-lg h3 { font-size: 1.6rem; }
@media (min-width: 561px) {
  .dif-card:last-child {
    grid-column: span 2;
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    align-content: center;
    column-gap: var(--space-md);
    row-gap: 0.6rem;
  }
  .dif-card:last-child .dif-icon { grid-row: span 2; margin-bottom: 0; }
  .dif-card:last-child h3 { margin-bottom: 0; }
}
.dif-icon {
  display: inline-grid;
  place-items: center;
  width: 3rem; height: 3rem;
  border-radius: 12px;
  background: color-mix(in oklab, var(--wa-green) 16%, transparent);
  color: var(--wa-green);
  margin-bottom: 1rem;
  position: relative;
}
.dif-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--on-dark);
  margin-bottom: 0.6rem;
  position: relative;
}
.dif-card p { color: var(--on-dark-soft); position: relative; }

/* =========================================================
   PlantonIA + sua agenda
   ========================================================= */
.agenda { padding-block: var(--space-xl); background: var(--bg-light-deep); }
.agenda-lead { max-width: 68ch; color: var(--ink-soft); margin-bottom: var(--space-lg); font-size: var(--text-lg); }
.agenda-compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: stretch;
  margin-bottom: var(--space-lg);
}
.agenda-col {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}
.agenda-col-label { font-weight: 700; font-size: 1.05rem; margin-bottom: 0.9rem; }
.agenda-col ul { display: flex; flex-direction: column; gap: 0.6rem; }
.agenda-col li {
  position: relative;
  padding-left: 1.2rem;
  color: var(--ink-soft);
  font-size: 0.94rem;
}
.agenda-col li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.5em;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ink-soft);
}
.agenda-col-accent {
  background: var(--wa-teal-900);
  border-color: var(--wa-teal-900);
  color: var(--on-dark);
}
.agenda-col-accent .agenda-col-label { color: var(--on-dark); }
.agenda-col-accent li { color: var(--on-dark-soft); }
.agenda-col-accent li::before { background: var(--wa-green); }
.agenda-divider {
  width: 1px;
  background: var(--line);
  align-self: center;
  height: 70%;
}
.agenda-close {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  color: var(--wa-teal-900);
  text-align: center;
}

/* =========================================================
   Para quem
   ========================================================= */
.para-quem { padding-block: var(--space-xl); background: var(--bg-light); }
.quem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: var(--space-lg);
}
.quem-card {
  padding: var(--space-lg) var(--space-md);
  border-radius: var(--radius-md);
  background: var(--paper);
  border: 1px solid var(--line);
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  transform: perspective(900px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y));
  transition: transform var(--dur-normal) var(--ease-out-expo),
              box-shadow var(--dur-normal) ease;
}
.quem-card:hover {
  transform: perspective(900px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y)) translateY(-4px);
  box-shadow: 0 24px 40px -24px rgba(7, 26, 23, 0.35);
}
.quem-card h3 { font-size: 1.5rem; font-weight: 600; margin-bottom: 0.8rem; }
.quem-card p { color: var(--ink-soft); }
.quem-card-accent {
  background: var(--wa-teal-900);
  border-color: var(--wa-teal-900);
}
.quem-card-accent h3, .quem-card-accent p { color: var(--on-dark); }
.quem-card-accent p { color: var(--on-dark-soft); }
.quem-cta { display: inline-flex; }

/* =========================================================
   FAQ
   ========================================================= */
.faq { padding-block: var(--space-xl); background: var(--bg-light-deep); }
.faq-list { display: flex; flex-direction: column; gap: 0.75rem; }
.faq-item {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.3rem 1.25rem;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding-block: 1rem;
  font-weight: 700;
  font-size: 1.02rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--wa-teal-700);
  transition: transform var(--dur-normal) var(--ease-out-expo);
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(135deg); }
.faq-item p { color: var(--ink-soft); padding-bottom: 1.1rem; max-width: 62ch; }

/* =========================================================
   CTA final
   ========================================================= */
.cta-final {
  padding-block: var(--space-xl);
  background: var(--wa-green);
  color: var(--wa-teal-950);
  text-align: center;
}
.cta-final-inner { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.cta-final h2 {
  font-size: var(--text-h2);
  font-weight: 600;
  color: var(--wa-teal-950);
  max-width: 16ch;
}
.cta-final p { font-size: var(--text-lg); margin-bottom: 0.6rem; }
.cta-final .btn-primary { background: var(--wa-teal-950); color: var(--on-dark); }
.cta-final .btn-primary:hover { background: var(--wa-teal-900); }

/* =========================================================
   Responsivo
   ========================================================= */
@media (max-width: 900px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr; }
  .dif-grid { grid-template-columns: 1fr 1fr; }
  .dif-card-lg { grid-row: auto; grid-column: span 2; }
  .agenda-compare { grid-template-columns: 1fr; }
  .agenda-divider { display: none; }
  .quem-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 1.25rem; }
  .dif-grid { grid-template-columns: 1fr; }
  .dif-card-lg { grid-column: auto; }
  .marquee-track { gap: 2rem; }
}