/* EXPON — Landing page (index.html) */

/* ================= 2. Hero ================= */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--header-h) + 56px) 0 48px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 55% at 78% 42%, rgba(212, 175, 55, .09), transparent 70%),
    linear-gradient(180deg, var(--navy) 0%, var(--navy-850) 100%);
}
.hero__wave {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  width: 100%;
  height: 46%;
  opacity: .7;
  pointer-events: none;
}
.hero__lines { inset: 0; width: 100%; height: 100%; }

.hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 48px;
  align-items: center;
}
.hero__title { margin: 26px 0 28px; }
.hero__lead { margin-bottom: 40px; }

.hero__mark {
  position: relative;
  aspect-ratio: 1;
  width: min(100%, 470px);
  justify-self: end;
}
.hero__mark-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: var(--gold);
  stroke-width: .6;
  opacity: .45;
}
.hero__x {
  position: absolute;
  top: 22%; left: 22%;
  width: 56%;
  height: 56%;
  fill: url(#g-gold);
  filter: drop-shadow(0 0 48px rgba(212, 175, 55, .28));
  animation: x-in 1.6s var(--ease) both .2s;
}
@keyframes x-in {
  from { opacity: 0; transform: scale(.92); }
  to { opacity: 1; transform: none; }
}

@media (min-width: 960px) {
  .hero__grid { grid-template-columns: 1.2fr .8fr; }
}
@media (max-width: 959px) {
  .hero__mark {
    position: absolute;
    top: -6%;
    right: -30%;
    width: 86vw;
    max-width: 520px;
    opacity: .14;
    z-index: -1;
  }
}

.hero__pillars {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 24px;
  margin-top: clamp(56px, 8vw, 96px);
  padding-top: 32px;
  border-top: 1px solid var(--line-dark);
}
.hero__pillars li { display: flex; gap: 16px; align-items: flex-start; }
.hero__pillars .icon { color: var(--gold); }
.hero__pillars strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--white);
}
.hero__pillars span { font-size: var(--fs-sm); color: var(--on-dark-soft); line-height: 1.55; }
@media (min-width: 800px) {
  .hero__pillars { grid-template-columns: repeat(3, 1fr); gap: 40px; }
}

/* ================= 3. Faixa de posicionamento ================= */
.band {
  background: var(--navy-800);
  border-block: 1px solid var(--line-dark);
  padding-block: clamp(36px, 5vw, 52px);
}
.band__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px 48px;
}
.band__statement {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 400;
  line-height: 1.35;
  color: var(--white);
  max-width: 34ch;
}
.band__statement em { font-style: normal; color: var(--gold); }
.band__formula {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--on-dark);
}
.band__formula i { font-style: normal; font-size: 1.3em; font-weight: 300; color: var(--gold); }

/* ================= 4. Problemas comerciais ================= */
.problems {
  display: grid;
  gap: 1px;
  background: var(--line-light);
  border: 1px solid var(--line-light);
}
@media (min-width: 640px) { .problems { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .problems { grid-template-columns: repeat(3, 1fr); } }

.problem {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(28px, 3vw, 40px);
  background: var(--ivory-50);
  color: var(--ink-soft);
  font-size: .95rem;
  transition: background-color .4s var(--ease);
}
.problem::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 100%;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s var(--ease);
}
.problem:hover { background: var(--white); }
.problem:hover::before { transform: scaleX(1); }
.problem .icon { color: var(--gold-dark); }
.problem__n {
  position: absolute;
  top: 24px; right: 28px;
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--ink-mute);
}
.problem__title {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink);
}
.problems__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px 32px;
  margin-top: 48px;
}
.problems__cta p {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: 500;
  color: var(--ink);
  max-width: 44ch;
}

/* ================= 5. Método X4 ================= */
.x4__grid {
  display: grid;
  gap: 48px;
  align-items: start;
}
@media (min-width: 1000px) {
  .x4__grid { grid-template-columns: .85fr 1.15fr; gap: 72px; }
  .x4__diagram { position: sticky; top: calc(var(--header-h) + 48px); }
}
.x4__diagram { width: min(100%, 460px); justify-self: center; }
.x4__diagram svg { width: 100%; height: auto; overflow: visible; }
.x4__tri { fill: rgba(212, 175, 55, 0); transition: fill .45s var(--ease); }
.x4__tri.is-active { fill: rgba(212, 175, 55, .14); }
.x4__frame { fill: none; stroke: var(--line-dark); }
.x4__diag { fill: none; stroke: var(--gold); stroke-width: 1; }
.x4__core { fill: var(--gold); }
.x4__labels text {
  text-anchor: middle;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .14em;
  fill: var(--gold);
}
.x4__labels .x4__name {
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  fill: var(--white);
}

.x4__dims { display: grid; gap: 16px; }
@media (min-width: 640px) { .x4__dims { grid-template-columns: repeat(2, 1fr); } }
.x4__dim {
  position: relative;
  padding: 32px 28px;
  border: 1px solid var(--line-dark-soft);
  background: rgba(255, 255, 255, .015);
  transition: border-color .4s var(--ease), background-color .4s var(--ease);
}
.x4__dim.is-active { border-color: var(--line-dark); background: rgba(212, 175, 55, .045); }
.x4__dim .h3 { margin: 10px 0 12px; color: var(--white); }
.x4__dim p { font-size: .95rem; color: var(--on-dark-soft); }
.x4__num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 300;
  line-height: 1;
  color: var(--gold);
}
.x4__focus {
  display: grid;
  gap: 6px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line-dark-soft);
  font-size: var(--fs-sm);
  color: var(--on-dark);
}
.x4__focus li { display: flex; align-items: center; gap: 10px; }
.x4__focus li::before { content: ""; width: 10px; height: 1px; background: var(--gold); }

.x4__equation {
  margin-top: clamp(48px, 7vw, 80px);
  padding-block: 28px;
  border-block: 1px solid var(--line-dark);
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(.8rem, .7rem + .5vw, 1.05rem);
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--on-dark);
  line-height: 2;
}
.x4__equation i,
.x4__equation b { font-style: normal; font-weight: 300; color: var(--gold); margin-inline: .35em; }

/* ================= 6. Como a EXPON atua ================= */
.services { display: grid; gap: 16px; }
@media (min-width: 680px) {
  .services { grid-template-columns: repeat(2, 1fr); }
  .service--featured { grid-column: 1 / -1; }
}
@media (min-width: 1040px) {
  .services { grid-template-columns: 1.15fr 1fr 1fr; }
  .service--featured { grid-column: auto; grid-row: span 2; }
}
.service {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(28px, 3vw, 40px);
  background: var(--white);
  border: 1px solid var(--line-light);
  color: var(--ink-soft);
  font-size: .95rem;
  transition: border-color .4s var(--ease), transform .4s var(--ease), box-shadow .4s var(--ease);
}
.service:hover {
  border-color: rgba(212, 175, 55, .6);
  transform: translateY(-3px);
  box-shadow: 0 24px 40px -28px rgba(7, 22, 39, .35);
}
.service .icon { color: var(--gold-dark); }
.service__title {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink);
}
.service .text-link { margin-top: auto; padding-top: 12px; align-self: flex-start; }

.service--featured {
  position: relative;
  overflow: hidden;
  justify-content: flex-end;
  min-height: 300px;
  background:
    linear-gradient(135deg, transparent 49.8%, rgba(212, 175, 55, .35) 50%, transparent 50.2%) no-repeat right -40px top -40px / 240px 240px,
    linear-gradient(45deg, transparent 49.8%, rgba(212, 175, 55, .35) 50%, transparent 50.2%) no-repeat right -40px top -40px / 240px 240px,
    var(--navy);
  border-color: var(--navy);
  color: var(--on-dark-soft);
}
.service--featured .service__title { color: var(--white); font-size: var(--fs-lg); }
.service--featured .icon { color: var(--gold); }
.service--featured .text-link { color: var(--gold); margin-top: 8px; }

/* ================= 7. Diagnóstico X4 ================= */
.diag { overflow: hidden; }
.diag__lines { inset: 0; width: 100%; height: 100%; }
.diag__grid {
  position: relative;
  display: grid;
  gap: 56px;
  align-items: center;
}
@media (min-width: 960px) { .diag__grid { grid-template-columns: 1fr 1fr; gap: 88px; } }
.diag__intro .h2 { margin: 20px 0 24px; }
.diag__perks { display: grid; gap: 22px; margin: 36px 0 40px; }

.steps {
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid var(--line-dark-soft);
  background: rgba(7, 22, 39, .55);
}
.step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  padding-block: 24px;
  border-bottom: 1px solid var(--line-dark-soft);
}
.step:first-child { padding-top: 0; }
.step:last-child { padding-bottom: 0; border-bottom: 0; }
.step__n {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 300;
  line-height: 1;
  color: var(--gold);
}
.step__title {
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-size: .88rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--white);
}
.step p { font-size: .95rem; color: var(--on-dark-soft); }

/* ================= 8. Experiência e setores ================= */
.exp__grid { display: grid; gap: 56px; align-items: start; }
@media (min-width: 960px) { .exp__grid { grid-template-columns: 1.05fr .95fr; gap: 88px; } }
.exp__intro .h2 { margin: 20px 0 24px; }
.exp__models { margin-top: 40px; }
.exp__label {
  margin-bottom: 14px;
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--ink-mute);
}
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tags li {
  padding: 8px 14px;
  border: 1px solid var(--line-light-strong);
  font-size: var(--fs-sm);
  color: var(--ink);
}

.sectors {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line-light);
  border: 1px solid var(--line-light);
}
.sectors li {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: clamp(20px, 2.6vw, 32px);
  background: var(--ivory-50);
  font-family: var(--font-display);
  font-size: clamp(.9rem, .85rem + .3vw, 1.05rem);
  font-weight: 500;
  line-height: 1.3;
  color: var(--ink);
  transition: background-color .3s;
}
.sectors li:hover { background: var(--white); }
.sectors span {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--gold-dark);
}

/* ================= 9. Jonas Fernandes ================= */
.about__grid { display: grid; gap: 56px; align-items: center; }
@media (min-width: 900px) { .about__grid { grid-template-columns: .8fr 1.2fr; gap: 88px; } }
.about__portrait {
  margin: 0;
  width: min(100%, 420px);
  aspect-ratio: 4 / 5;
  justify-self: center;
  background: linear-gradient(160deg, var(--navy-700) 0%, var(--navy-800) 60%, var(--navy) 100%);
  border: 1px solid var(--line-dark-soft);
}
.about__portrait picture { display: block; width: 100%; height: 100%; }
.about__portrait img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.about__role {
  margin: 14px 0 28px;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--gold);
}
.about__text { color: var(--on-dark-soft); font-size: var(--fs-md); max-width: 58ch; }
.values {
  display: grid;
  gap: 28px;
  margin-top: 44px;
  padding-top: 32px;
  border-top: 1px solid var(--line-dark-soft);
}
@media (min-width: 640px) { .values { grid-template-columns: repeat(3, 1fr); } }
.values li { display: grid; gap: 8px; }
.values .icon { color: var(--gold); margin-bottom: 6px; }
.values strong {
  font-family: var(--font-display);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--white);
}
.values span { font-size: var(--fs-sm); color: var(--on-dark-soft); line-height: 1.55; }

/* ================= 10. CTA final ================= */
.final-cta {
  position: relative;
  overflow: hidden;
  padding-block: clamp(96px, 12vw, 168px);
  background:
    radial-gradient(ellipse 50% 70% at 50% 100%, rgba(212, 175, 55, .12), transparent 70%),
    var(--navy-850);
  border-top: 1px solid var(--line-dark);
  text-align: center;
}
.final-cta__x {
  position: absolute;
  top: 50%; left: 50%;
  width: min(90vw, 620px);
  height: min(90vw, 620px);
  transform: translate(-50%, -50%);
  fill: url(#g-gold);
  opacity: .06;
  pointer-events: none;
}
.final-cta__inner { position: relative; display: grid; justify-items: center; gap: 24px; }
.final-cta .lead { margin-inline: auto; }
.final-cta .eyebrow::after { content: ""; width: 32px; height: 1px; background: currentColor; }
.final-cta .btn-row { justify-content: center; margin-top: 12px; }