/* ========== HEADER ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition:
    height var(--duration) var(--ease),
    border-color var(--duration) var(--ease),
    box-shadow var(--duration) var(--ease);
}

.site-header.is-scrolled {
  height: var(--header-h-scrolled);
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-6);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.04em;
  color: var(--color-ink);
  flex-shrink: 0;
  font-style: italic;
}

.logo__img {
  width: auto;
  height: 44px;
  display: block;
  flex-shrink: 0;
}

.site-header.is-scrolled .logo__img {
  height: 38px;
}

.logo__text {
  display: inline-flex;
  align-items: baseline;
  line-height: 1;
}

.logo__bomba {
  color: var(--color-brand);
}

.logo__pc {
  color: var(--color-ink);
  margin-left: 0.15em;
}

/* Quando a imagem da logo já inclui o wordmark */
.logo--image .logo__text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.logo--image {
  gap: 0;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.nav__link {
  position: relative;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-gray-600);
  padding-block: var(--space-2);
  transition: color var(--duration) var(--ease);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1.5px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration) var(--ease);
}

.nav__link:hover,
.nav__link:focus-visible {
  color: var(--color-ink);
}

.nav__link:hover::after,
.nav__link:focus-visible::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.header-actions .btn--whatsapp {
  min-height: 42px;
  padding-inline: 1.1rem;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}

.nav-toggle__bars {
  position: relative;
  width: 20px;
  height: 14px;
}

.nav-toggle__bars span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: var(--color-ink);
  transition:
    transform var(--duration) var(--ease),
    opacity var(--duration) var(--ease),
    top var(--duration) var(--ease);
}

.nav-toggle__bars span:nth-child(1) { top: 0; }
.nav-toggle__bars span:nth-child(2) { top: 6px; }
.nav-toggle__bars span:nth-child(3) { top: 12px; }

.site-header.is-open .nav-toggle__bars span:nth-child(1) {
  top: 6px;
  transform: rotate(45deg);
}

.site-header.is-open .nav-toggle__bars span:nth-child(2) {
  opacity: 0;
}

.site-header.is-open .nav-toggle__bars span:nth-child(3) {
  top: 6px;
  transform: rotate(-45deg);
}

.whatsapp-icon-btn {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: #25d366;
  border-radius: var(--radius-sm);
}

.whatsapp-icon-btn:hover {
  background: var(--color-gray-100);
}

/* Mobile nav drawer */
.nav-drawer {
  display: none;
}

@media (max-width: 900px) {
  .nav {
    display: none;
  }

  .header-actions .btn--whatsapp {
    display: none;
  }

  .nav-toggle,
  .whatsapp-icon-btn {
    display: inline-flex;
  }

  /* Fundo opaco: backdrop-filter no header fazia o drawer parecer transparente */
  .site-header.is-open {
    height: 100dvh;
    height: 100vh;
    overflow: hidden;
    background: #ffffff;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .nav-drawer {
    display: block;
    position: absolute;
    inset: var(--header-h) 0 0 0;
    z-index: var(--z-drawer);
    background: #ffffff;
    padding: var(--space-2) var(--space-6) var(--space-6);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    transform: translateX(100%);
    visibility: hidden;
    transition:
      transform var(--duration-slow) var(--ease),
      visibility var(--duration-slow) var(--ease);
  }

  .site-header.is-open .nav-drawer {
    transform: translateX(0);
    visibility: visible;
    background: #ffffff;
  }

  .site-header.is-scrolled.is-open .nav-drawer {
    inset-block-start: var(--header-h-scrolled);
  }

  .nav-drawer__bar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: var(--space-1);
  }

  .nav-drawer__close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--color-ink);
    cursor: pointer;
  }

  .nav-drawer__close:hover {
    background: var(--color-gray-100);
  }

  .nav-drawer__list {
    display: flex;
    flex-direction: column;
    gap: 0;
    list-style: none;
    margin: 0;
    padding: 0;
  }

  .nav-drawer__link {
    display: block;
    padding: var(--space-3) 0;
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    letter-spacing: var(--tracking-tight);
    color: var(--color-ink);
    border-bottom: 1px solid var(--color-border);
  }

  .nav-drawer__list li:first-child .nav-drawer__link {
    padding-top: var(--space-2);
  }

  .nav-drawer__cta {
    margin-top: var(--space-6);
    width: 100%;
  }
}

/* ========== HERO ========== */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--color-gray-50);
  padding-block: clamp(2.5rem, 6vw, 5rem) clamp(3rem, 7vw, 6rem);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 34rem;
}

.hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.hero__chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.7rem;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-gray-600);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.hero__chip::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-brand);
}

.hero__title {
  font-size: var(--text-5xl);
  margin-bottom: var(--space-5);
  max-width: 14ch;
}

.hero__text {
  font-size: var(--text-lg);
  max-width: 38ch;
  margin-bottom: var(--space-8);
  line-height: var(--leading-relaxed);
}

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

.hero__visual {
  position: relative;
  justify-self: end;
  width: 100%;
  max-width: 560px;
}

.hero__frame {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--color-gray-200);
}

.hero__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}

.hero:hover .hero__frame img {
  transform: scale(1.03);
}

.hero__float {
  position: absolute;
  z-index: 3;
  padding: var(--space-3) var(--space-4);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  font-size: var(--text-xs);
  font-weight: 600;
}

.hero__float--top {
  top: 8%;
  left: -8%;
  max-width: 11rem;
}

.hero__float--bottom {
  bottom: 12%;
  right: -6%;
  background: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-black);
}

.hero__float strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  margin-bottom: 0.15rem;
  color: inherit;
}

.hero__float span {
  color: var(--color-gray-500);
  font-weight: 500;
}

.hero__float--bottom span {
  color: rgba(255, 255, 255, 0.65);
}

.hero__offset {
  position: absolute;
  inset: auto -12% -8% auto;
  width: 42%;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border: 4px solid var(--color-gray-50);
  z-index: 1;
}

.hero__offset img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 900px) {
  .hero__grid {
    grid-template-columns: 1fr 0.9fr;
    gap: var(--space-8);
  }

  .hero__float--top {
    left: 0;
  }

  .hero__float--bottom {
    right: 0;
  }

  .hero__offset {
    display: none;
  }
}

@media (max-width: 768px) {
  .hero {
    padding-block: var(--space-8) var(--space-10);
  }

  .hero__grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .hero__chips {
    margin-bottom: var(--space-4);
  }

  .hero__title {
    max-width: none;
    font-size: clamp(1.85rem, 7vw, 2.5rem);
    margin-bottom: var(--space-4);
  }

  .hero__text {
    font-size: var(--text-base);
    max-width: none;
    margin-bottom: var(--space-6);
  }

  .hero__actions {
    gap: var(--space-2);
  }

  .hero__actions .btn {
    flex: 1 1 auto;
    min-width: min(100%, 10rem);
  }

  .hero__visual {
    max-width: none;
    justify-self: stretch;
    order: -1;
  }

  .hero__frame {
    aspect-ratio: 16 / 10;
  }

  /* Floats ocupam espaço e competem com o CTA no telemóvel */
  .hero__float {
    display: none;
  }
}