/* ============================================================
   OPERAÇÃO CONCURSOS — Sections v3.0
   Página Central / Hub — Tactical Identity
   ============================================================ */

/* ─────────────────────────────────────
   HERO BANNER — Capa inicial full-width
   ───────────────────────────────────── */

.hero-banner {
  padding-top: 60px;
  background: var(--color-black);
  overflow: hidden;
  position: relative;
}

/* Background image — full width */
.hero-banner__bg {
  width: 100%;
  height: auto;
  display: block;
  animation: heroBgReveal 2.5s ease-out forwards;
}

@keyframes heroBgReveal {
  0% {
    opacity: 0;
    transform: scale(1.06);
    filter: brightness(0);
  }
  100% {
    opacity: 1;
    transform: scale(1);
    filter: brightness(1);
  }
}

/* Dark overlay — darken left side for text */
.hero-banner__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.25) 45%, transparent 75%);
  z-index: 1;
  pointer-events: none;
}

/* Text — left-center, matching bf.png positioning */
.hero-banner__content {
  position: absolute;
  top: 50%;
  left: 20%;
  transform: translateY(-50%);
  z-index: 2;
}

.hero-banner__title {
  display: flex;
  flex-direction: column;
  margin-bottom: var(--space-1);
}

.hero-banner__line {
  display: block;
  font-family: var(--font-heading);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  line-height: 1;
  font-style: italic;
}

.hero-banner__line--gold {
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  color: var(--color-gold);
  opacity: 0;
  transform: translateY(20px);
  animation: heroTextIn 0.8s ease-out 0.8s forwards;
}

.hero-banner__line--white {
  font-size: clamp(2.4rem, 5.5vw, 5rem);
  color: var(--color-white);
  opacity: 0;
  transform: translateY(20px);
  animation: heroTextIn 0.8s ease-out 1s forwards;
}

.hero-banner__subtitle {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.2vw, 1.8rem);
  color: var(--color-gray-300);
  font-style: italic;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: var(--space-2);
  margin-bottom: var(--space-6);
  opacity: 0;
  transform: translateY(15px);
  animation: heroTextIn 0.8s ease-out 1.2s forwards;
}

.hero-banner__content .btn {
  opacity: 0;
  transform: translateY(15px);
  animation: heroTextIn 0.8s ease-out 1.4s forwards;
}

@keyframes heroTextIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .hero-banner__content {
    left: var(--space-6);
  }
  .hero-banner__overlay {
    background: rgba(0,0,0,0.45);
  }
}


/* ─────────────────────────────────────
   CURSO FILTERS — Category pills
   ───────────────────────────────────── */

.curso-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  justify-content: center;
}

.curso-filter {
  padding: var(--space-2) var(--space-5);
  font-family: var(--font-accent);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-gray-400);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
}

.curso-filter:hover {
  color: var(--color-gold);
  border-color: var(--color-border-strong);
  background: var(--color-gold-subtle);
}

.curso-filter--active {
  color: var(--color-black);
  background: var(--color-gold);
  border-color: var(--color-gold);
}

.curso-filter--active:hover {
  color: var(--color-black);
  background: var(--color-gold-light);
}


/* ─────────────────────────────────────
   CURSOS GRID
   ───────────────────────────────────── */

.cursos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  position: relative;
}

@media (max-width: 900px) {
  .cursos-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .cursos-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-inline: auto;
  }
}

/* Curso card badge overlay */
.curso-card__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 2;
}

/* Hidden cards (filter) */
.curso-card[data-hidden] {
  display: none;
}


/* ─────────────────────────────────────
   DIFERENCIAIS — Compact icon-list grid
   ───────────────────────────────────── */

.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

/* Legacy icon-based items (kept for backwards compat) */
.diff-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--color-black-700);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.diff-item__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-gold-subtle);
  border: 1px solid var(--color-border);
  color: var(--color-gold);
  flex-shrink: 0;
}

.diff-item__title {
  font-family: var(--font-heading);
  font-size: var(--text-h4);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-1);
}

.diff-item__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* Image-based diff cards — Dark Glass */
.diff-card {
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s ease,
              border-color 0.4s ease;
  position: relative;
  z-index: 2;
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    inset 0 -1px 0 rgba(0, 0, 0, 0.3);
}

.diff-card::before {
  content: '';
  position: absolute;
  inset: 0;
  filter: url(#glass-noise);
  opacity: 0.03;
  pointer-events: none;
  z-index: 3;
  border-radius: inherit;
}

.diff-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.7),
    0 0 30px rgba(255, 215, 0, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.3);
}

.diff-card__image-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.diff-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.diff-card:hover .diff-card__image {
  transform: scale(1.05);
}

.diff-card__body {
  padding: var(--space-5);
}

.diff-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-h4);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-1);
}

.diff-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

@media (max-width: 1024px) {
  .diff-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .diff-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-inline: auto;
  }
}


/* ─────────────────────────────────────
   MENTORS
   ───────────────────────────────────── */

.mentors {
  display: flex;
  align-items: center;
  gap: var(--space-12);
}

.mentors__image {
  flex: 1;
  position: relative;
}

.mentors__image img {
  width: 100%;
  border-radius: var(--radius-lg);
  filter: grayscale(0.3);
  border: 1px solid var(--color-border);
}

.mentors__text {
  flex: 1;
}

.mentors__text h2 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.mentors__text p {
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.mentors__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.mentors__list li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-gray-200);
  font-size: var(--text-body);
}

.mentors__list li svg {
  color: var(--color-gold);
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .mentors {
    flex-direction: column;
    gap: var(--space-8);
  }
}


/* ─────────────────────────────────────
   TESTIMONIALS
   ───────────────────────────────────── */

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--grid-gap);
}

@media (max-width: 1024px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin-inline: auto;
  }
}


/* ─────────────────────────────────────
   INVESTIMENTO — Price + Guarantee row
   ───────────────────────────────────── */

.invest-row {
  display: flex;
  align-items: stretch;
  gap: var(--space-8);
  max-width: 900px;
  margin-inline: auto;
}

.invest-card {
  flex: 1;
}

.invest-guarantee {
  flex: 1;
  display: flex;
  align-items: center;
}

.invest-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-4);
  text-align: left;
  padding-left: var(--space-4);
}

.invest-features li {
  font-size: var(--text-sm);
  color: var(--color-gray-200);
  position: relative;
  padding-left: var(--space-5);
}

.invest-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-gold);
  opacity: 0.6;
}

.guarantee-card {
  background: linear-gradient(160deg, rgba(26,26,26,0.8) 0%, rgba(10,10,10,0.9) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  height: 100%;
  justify-content: center;
}

.guarantee-card__image {
  width: 100px;
  height: auto;
}

.guarantee-card h3 {
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-gold);
}

.guarantee-card p {
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  font-size: var(--text-body);
}

@media (max-width: 768px) {
  .invest-row {
    flex-direction: column;
  }
}


/* ─────────────────────────────────────
   SECTION HEADER — Left-aligned variant
   ───────────────────────────────────── */

.section__header--left {
  text-align: left;
  margin-inline: 0;
}

.section__header--left::after {
  margin-left: 0;
}

.section__header--left .section__subtitle {
  margin-inline: 0;
}

.section__subtitle--left {
  margin-inline: 0;
}


/* ─────────────────────────────────────
   FAQ
   ───────────────────────────────────── */

.faq {
  max-width: 760px;
  margin-inline: auto;
}


/* ─────────────────────────────────────
   FOOTER
   ───────────────────────────────────── */

.footer {
  background:
    radial-gradient(ellipse 600px 300px at 50% 0%, rgba(255, 215, 0, 0.03) 0%, transparent 60%),
    linear-gradient(180deg, rgba(12,12,12,1) 0%, rgba(5,5,5,1) 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-block: var(--space-16) var(--space-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer__logo {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  max-width: 280px;
  line-height: var(--leading-relaxed);
}

.footer__social {
  display: flex;
  gap: var(--space-3);
}

.footer__social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  color: var(--color-gray-400);
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  color: var(--color-gold);
  border-color: var(--color-border-strong);
  background: var(--color-gold-subtle);
}

.footer__col {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__heading {
  font-family: var(--font-accent);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-gold);
  margin-bottom: var(--space-1);
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  transition: color var(--transition-fast);
}

.footer__link:hover { color: var(--color-white); }

.footer__bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-subtle);
  font-size: var(--text-xs);
  color: var(--color-gray-600);
  text-align: center;
}

@media (max-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
  .footer__brand { grid-column: 1 / -1; }
}

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


/* ─────────────────────────────────────
   WHATSAPP FLOATING BUTTON
   ───────────────────────────────────── */

.whatsapp-float {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: var(--z-sticky);
  transition: all var(--transition-base);
  color: white;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
}


/* ─────────────────────────────────────
   DECORATIVE ELEMENTS
   ───────────────────────────────────── */

.gold-rule {
  width: 60px;
  height: 2px;
  background: var(--color-gold);
  border: none;
  margin: var(--space-4) auto;
}


/* ─────────────────────────────────────
   MENTORS FEATURED — Name cards
   ───────────────────────────────────── */

.mentors-featured {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  max-width: 900px;
  margin-inline: auto;
  margin-bottom: var(--space-10);
}

.mentor-card {
  padding: var(--space-6);
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.mentor-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.6),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transform: translateY(-3px);
}

.mentor-card__number {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-h2);
  font-weight: var(--weight-bold);
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: var(--space-3);
  opacity: 0.4;
}

.mentor-card__name {
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-1);
}

.mentor-card__role {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

@media (max-width: 640px) {
  .mentors-featured {
    grid-template-columns: 1fr;
    max-width: 320px;
  }
}


/* ─────────────────────────────────────
   CAROUSEL — Mentores
   ───────────────────────────────────── */

.carousel {
  position: relative;
  max-width: 900px;
  margin-inline: auto;
}

.carousel__track {
  position: relative;
  border-radius: var(--radius-lg);
}

.carousel__slide {
  display: none;
  animation: carouselIn 0.6s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

.carousel__slide--active {
  display: block;
}

@keyframes carouselIn {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes carouselInReverse {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.carousel__slide--from-right {
  animation-name: carouselIn;
}

.carousel__slide--from-left {
  animation-name: carouselInReverse;
}

.carousel__slide img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
}

.carousel__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.carousel__btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-gray-300);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.carousel__dots {
  display: flex;
  gap: var(--space-2);
}

.carousel__dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-strong);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.carousel__dot--active {
  background: var(--color-gold);
  border-color: var(--color-gold);
}


/* ─────────────────────────────────────
   PROFESSORS — Team image
   ───────────────────────────────────── */

.professors {
  max-width: 900px;
  margin-inline: auto;
  position: relative;
}

.professors__img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}