/* ═══════════ NAV ═══════════ */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background-color var(--dur-ui) var(--ease-sig),
              box-shadow var(--dur-ui) var(--ease-sig);
}

.nav.is-scrolled {
  background: var(--paper);
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
}

.nav__logo {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.nav__logo-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

.nav__logo-tag {
  font-family: var(--font-body);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav__links {
  display: none;
  align-items: center;
  gap: var(--sp-4);
}

.nav__link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--muted);
  transition: color var(--dur-ui) var(--ease-sig);
}

.nav__link:hover { color: var(--ink); }
.nav__link:active { color: var(--accent); }

@media (min-width: 768px) {
  .nav__links { display: flex; }
  .nav__burger { display: none; }
}

/* Hamburguer */
.nav__burger {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 48px;
  height: 48px;
  padding: var(--sp-1);
  border-radius: var(--r-sm);
}

@media (min-width: 768px) {
  .nav__burger { display: none; }
}

.nav__burger-bar {
  width: 24px;
  height: 2px;
  background: var(--ink);
  border-radius: var(--r-pill);
  transition: transform var(--dur-ui) var(--ease-sig),
              opacity var(--dur-ui) var(--ease-sig);
}

.nav__burger[aria-expanded="true"] .nav__burger-bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav__burger[aria-expanded="true"] .nav__burger-bar:nth-child(2) { opacity: 0; }
.nav__burger[aria-expanded="true"] .nav__burger-bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Menu mobile fullscreen */
.menu-mobile {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-ui) var(--ease-sig),
              visibility 0s var(--dur-ui);
}

.menu-mobile.is-open {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--dur-ui) var(--ease-sig);
}

.menu-mobile__link {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1.15;
  transition: color var(--dur-ui) var(--ease-sig);
}

.menu-mobile__link:hover { color: var(--accent); }

/* ═══════════ BOTÕES ═══════════ */
.btn-primary {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--r-pill);
  background: linear-gradient(180deg, var(--accent-hover), var(--accent) 55%, var(--accent-deep));
  color: var(--paper);
  border: none;
  cursor: pointer;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: background var(--dur-ui) var(--ease-sig),
              transform var(--dur-ui) var(--ease-sig),
              box-shadow var(--dur-ui) var(--ease-sig);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn-primary:active { transform: translateY(0); background: var(--accent-deep); }
.btn-primary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.btn-primary:disabled { background: var(--muted); color: var(--paper); cursor: not-allowed; transform: none; box-shadow: none; }

.btn-secondary {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.95rem;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--hairline);
  cursor: pointer;
  text-align: center;
  transition: border-color var(--dur-ui) var(--ease-sig),
              color var(--dur-ui) var(--ease-sig);
}

.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-secondary:active { border-color: var(--accent-deep); color: var(--accent-deep); }
.btn-secondary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.btn-secondary:disabled { color: var(--muted); border-color: var(--hairline); cursor: not-allowed; }

/* ═══════════ LINK COM SETA ═══════════ */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--accent);
  transition: color var(--dur-ui) var(--ease-sig), gap var(--dur-ui) var(--ease-sig);
}

.link-arrow:hover { color: var(--accent-hover); gap: var(--sp-2); }
.link-arrow:active { color: var(--accent-deep); }

/* ═══════════ CARD DE SERVIÇO ═══════════ */
.card-servico {
  position: relative;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, rgba(244, 239, 230, 0.03), transparent 45%), var(--paper);
  border: 1px solid var(--hairline);
  border-radius: var(--r-xl);
  overflow: hidden;
  transition: transform var(--dur-ui) var(--ease-sig),
              box-shadow var(--dur-ui) var(--ease-sig),
              border-color var(--dur-ui) var(--ease-sig);
}

/* Fio de luz dourada na aresta superior */
.card-servico::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-glow), transparent);
  pointer-events: none;
}

.card-servico:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.card-servico__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.card-servico__media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-ui) var(--ease-sig);
}

.card-servico:hover .card-servico__media video { transform: scale(1.05); }

.card-servico__body {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  padding: var(--sp-4);
  flex: 1;
}

.card-servico__body .link-arrow { margin-top: auto; padding-top: var(--sp-2); }

/* ═══════════ BADGE ═══════════ */
.badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--sp-1) var(--sp-2);
  border-radius: var(--r-pill);
  border: 1px solid var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

.badge--tech {
  border-color: var(--hairline);
  color: var(--muted);
  background: transparent;
  text-transform: none;
  letter-spacing: 0.02em;
}

/* ═══════════ CARD DE PLANO ═══════════ */
.card-plano {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  background: var(--paper);
  border: 1px solid var(--hairline);
  border-radius: var(--r-xl);
  padding: var(--sp-4);
  overflow: hidden;
  transition: transform var(--dur-ui) var(--ease-sig),
              border-color var(--dur-ui) var(--ease-sig);
}

/* Conteúdo acima do vídeo de fundo */
.card-plano > * { position: relative; z-index: 2; }

/* Vídeo de fundo do card, atenuado pelo scrim ::before */
.card-plano__bg,
.card-plano::before { position: absolute; inset: 0; z-index: 0; }

.card-plano__bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
  transition: opacity var(--dur-ui) var(--ease-sig);
}

.card-plano::before {
  content: "";
  z-index: 1;
  background: linear-gradient(180deg, var(--overlay-strong), rgba(21, 19, 15, 0.85));
  pointer-events: none;
}

.card-plano:hover .card-plano__bg { opacity: 0.6; }

.card-plano:hover {
  transform: translateY(-8px);
  border-color: var(--accent);
}

.card-plano--destaque {
  border-color: var(--accent);
  animation: glow-pulse 4s var(--ease-sig) infinite;
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 32px rgba(201, 162, 39, 0.10); }
  50%      { box-shadow: var(--shadow-glow); }
}

@media (prefers-reduced-motion: reduce) {
  .card-plano--destaque { animation: none; box-shadow: var(--shadow-glow); }
}

.card-plano__badge { align-self: flex-start; }

.card-plano__linha {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-2);
  padding-block: var(--sp-1);
  border-bottom: 1px solid var(--hairline);
}

.card-plano__preco {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.card-plano__preco small {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.9rem;
  color: var(--muted);
}

.card-plano .btn-primary,
.card-plano .btn-secondary { margin-top: auto; }

/* ═══════════ FOOTER ═══════════ */
.footer {
  border-top: 1px solid var(--hairline);
  padding-block: var(--sp-6);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-3);
  text-align: center;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-3);
}

.footer__link {
  font-size: 0.9rem;
  color: var(--muted);
  transition: color var(--dur-ui) var(--ease-sig);
}

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

@media (min-width: 768px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}