/* ═══════════════════════════════════════════════════════════════════════
   ENERMAC · layout.css
   Componentes de "chrome" — persistem em toda a página.

   ÍNDICE
   1. Barra de progresso de scroll
   2. Navbar
   3. Menu mobile
   4. WhatsApp flutuante
   5. Footer
   6. Modal (agendar visita)
   ═══════════════════════════════════════════════════════════════════════ */

/* ── 1. BARRA DE PROGRESSO ──
   scaleX dirigido por --progress (0→1) via js/main.js. Transform-only. */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 120;
  background: linear-gradient(90deg, var(--c-orange), var(--c-blue));
  transform: scaleX(var(--progress, 0));
  transform-origin: left;
  pointer-events: none;
}

/* ── 2. NAVBAR ──
   padding permanece fixo (nunca anima) — apenas background/blur/shadow
   (paint, sem reflow) e o logo, que encolhe via transform:scale. */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: calc(1.05rem + env(safe-area-inset-top)) 0 1.05rem;
  transition: background var(--dur-medium) var(--ease-in-out),
              box-shadow var(--dur-medium) var(--ease-in-out);
}

.nav.is-scrolled {
  background: rgba(23, 52, 92, .97);
  backdrop-filter: blur(16px);
  box-shadow: 0 2px 24px rgba(0, 0, 0, .35);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav__logo img {
  height: 34px;
  width: auto;
  transform: scale(1);
  transform-origin: left center;
  transition: transform var(--dur-medium) var(--ease-in-out);
}

.nav.is-scrolled .nav__logo img {
  transform: scale(.82);
}

.nav__links {
  display: flex;
  gap: 2.25rem;
  list-style: none;
}

.nav__links a {
  color: rgba(255, 255, 255, .78);
  text-decoration: none;
  font-size: 0.968rem;
  font-weight: 500;
  letter-spacing: .05em;
  transition: color var(--dur-small);
}

.nav__links a:hover {
  color: var(--c-orange);
}

.nav__burger {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  min-width: 44px;
  min-height: 44px;
}

.nav__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--dur-small) var(--ease-in-out),
              opacity var(--dur-small);
}

.nav__burger.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__burger.is-open span:nth-child(2) {
  opacity: 0;
}

.nav__burger.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── 3. MENU MOBILE ── */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--c-navy);
  z-index: 99;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.25rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-medium) var(--ease-out),
              visibility var(--dur-medium);
}

.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu a {
  color: #fff;
  text-decoration: none;
  text-align: center;
  font-family: var(--font-display);
  font-size: 2.64rem;
  font-weight: 800;
  text-transform: uppercase;
  transition: color var(--dur-small), transform var(--dur-small) var(--ease-out);
}

.mobile-menu a:hover,
.mobile-menu a:active {
  color: var(--c-orange);
  transform: translateX(6px);
}

.mobile-menu__cta {
  color: var(--c-wa) !important;
}

.mobile-menu__close {
  position: absolute;
  top: calc(1.5rem + env(safe-area-inset-top));
  right: calc(1.5rem + env(safe-area-inset-right));
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  transition: color var(--dur-small), transform var(--dur-micro) var(--ease-out);
}

.mobile-menu__close:hover,
.mobile-menu__close:active {
  color: var(--c-orange);
}

.mobile-menu__close:active {
  transform: scale(.9);
}

.mobile-menu__close .icon {
  width: 26px;
  height: 26px;
}

/* ── 4. WHATSAPP FLUTUANTE ── */
.wa-float {
  position: fixed;
  bottom: calc(1.75rem + env(safe-area-inset-bottom));
  right: calc(1.75rem + env(safe-area-inset-right));
  z-index: 98;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: .55rem;
}

.wa-float__tip {
  background: var(--c-navy);
  color: rgba(255, 255, 255, .85);
  font-size: 0.803rem;
  font-weight: 500;
  padding: .4rem .9rem;
  border-radius: 50px;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(8px);
  transition: opacity var(--dur-small) var(--ease-out),
              transform var(--dur-small) var(--ease-out);
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, .07);
}

.wa-float:hover .wa-float__tip {
  opacity: 1;
  transform: translateX(0);
}

.wa-float__fab {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  background: var(--c-wa);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: #fff;
  box-shadow: 0 4px 20px rgba(37, 211, 102, .5);
  position: relative;
  transition: transform var(--dur-small) var(--ease-out);
}

.wa-float__fab:hover {
  transform: scale(1.1);
}

.wa-float__fab:active {
  transform: scale(.94);
}

.wa-float__fab::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(37, 211, 102, .35);
  animation: wa-pulse 2.2s ease infinite;
}

.wa-float__fab .icon {
  width: 30px;
  height: 30px;
  position: relative;
  z-index: 1;
}

/* ── 5. FOOTER ── */
.footer {
  background: linear-gradient(rgba(0, 0, 0, .4), rgba(0, 0, 0, .4)), var(--c-navy);
}

.footer__map {
  height: 220px;
  overflow: hidden;
  border-bottom: 2px solid rgba(240, 100, 42, .2);
  background: var(--c-navy);
}

.footer__map iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
  filter: grayscale(.75) brightness(.75);
}

.footer__body {
  padding: 2rem 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.55fr 1fr 1.2fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer__logo {
  margin-bottom: 1rem;
}

.footer__logo img {
  height: 38px;
  width: auto;
}

.footer__about {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, .58);
  line-height: 1.78;
  margin-bottom: 1rem;
}

.footer__col h4 {
  font-size: 0.748rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .45);
  margin-bottom: 1.1rem;
}

.footer__nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .58rem;
}

.footer__nav a {
  color: rgba(255, 255, 255, .62);
  text-decoration: none;
  font-size: 0.946rem;
  transition: color var(--dur-small);
}

.footer__nav a:hover {
  color: var(--c-orange);
}

.footer__contact {
  display: flex;
  gap: .68rem;
  align-items: flex-start;
  margin-bottom: .72rem;
}

.footer__contact .icon {
  width: 17px;
  height: 17px;
  color: var(--c-orange);
  margin-top: 2px;
}

.footer__contact span,
.footer__contact a {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, .62);
  line-height: 1.55;
  text-decoration: none;
}

.footer__contact a:hover {
  color: var(--c-orange);
}

.footer__social {
  display: flex;
  gap: .6rem;
  margin: .3rem 0 .9rem;
}

.footer__social-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .14);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: background var(--dur-small) var(--ease-out),
              border-color var(--dur-small) var(--ease-out),
              transform var(--dur-small) var(--ease-out);
}

.footer__social-link:hover,
.footer__social-link:active {
  background: var(--c-orange);
  border-color: var(--c-orange);
  transform: translateY(-2px);
}

.footer__social-link .icon {
  width: 17px;
  height: 17px;
}

.footer__col .btn {
  margin-top: .5rem;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, .04);
  padding: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
}

.footer__bottom p {
  font-size: 0.77rem;
  color: rgba(255, 255, 255, .4);
}

/* Power numbers — reforço logo abaixo do texto institucional */
.footer__power {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .4rem .9rem;
  margin-top: 1.1rem;
  font-size: 0.858rem;
  color: rgba(255, 255, 255, .55);
}

.footer__power strong {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--c-orange);
}

.footer__power-sep {
  color: rgba(255, 255, 255, .2);
}

/* ── RESPONSIVO (chrome) ── */
/* Nav colapsa mais cedo que o resto: logo + 6 links + CTA somam ~980px
   e estourariam o container entre 901 e 1024px. */
@media (max-width: 1024px) {
  .nav__links,
  .nav__cta {
    display: none;
  }

  .nav__burger {
    display: flex;
  }
}

@media (max-width: 900px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 640px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}