/* ============================================================
   CHPC — Components: header, nav, menu, footer, intro,
   transitions, lightbox, progress bar
   ============================================================ */

/* ---------- Scroll progress ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 100%;
  background: transparent;
  z-index: 1000;
  pointer-events: none;
}
.scroll-progress__bar {
  height: 100%;
  width: 0%;
  background: var(--cyan);
  transition: width 0.12s linear;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  height: var(--header-h);
  display: flex;
  align-items: center;
  color: var(--white);
  transition: height 0.45s var(--ease-out), background-color 0.45s var(--ease-out),
    backdrop-filter 0.45s var(--ease-out), box-shadow 0.45s var(--ease-out), border-color 0.45s var(--ease-out);
  border-bottom: 1px solid transparent;
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(6, 38, 45, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  opacity: 0;
  transition: opacity 0.45s var(--ease-out);
  pointer-events: none;
}
.site-header.is-scrolled {
  height: var(--header-h-scrolled);
  border-bottom-color: var(--line-dark-soft);
}
.site-header.is-scrolled::before { opacity: 1; }

body.menu-open .site-header { z-index: 1002; }

.site-header__inner {
  position: relative;
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}
.brand__img {
  height: clamp(52px, 8vw, 68px);
  width: auto;
  transition: height 0.45s var(--ease-out);
}
.site-header.is-scrolled .brand__img { height: 48px; }
.brand__img--dark { display: none; }
.brand__img--light { display: block; }

/* Navegação desktop */
.main-nav { display: flex; align-items: center; }
.main-nav__list { display: flex; align-items: center; gap: clamp(18px, 2.2vw, 34px); }
.main-nav__link {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.86);
  padding-block: 8px;
}
.main-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  height: 1px;
  width: 100%;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease-out);
}
.main-nav__link:hover, .main-nav__link[aria-current="page"] { color: var(--white); }
.main-nav__link:hover::after, .main-nav__link[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Dropdown SERVIÇOS */
.has-dropdown { position: relative; }
.has-dropdown > .main-nav__link { display: inline-flex; align-items: center; gap: 7px; }
.has-dropdown > .main-nav__link .chev { transition: transform 0.35s var(--ease-out); }
.has-dropdown:hover > .main-nav__link .chev,
.has-dropdown:focus-within > .main-nav__link .chev { transform: rotate(180deg); }

.dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  min-width: 330px;
  background: var(--petrol-900);
  border: 1px solid var(--line-dark-soft);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s var(--ease-out), transform 0.35s var(--ease-out), visibility 0.35s;
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.dropdown__item { display: block; }
.dropdown__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 22px;
  border-bottom: 1px solid var(--line-dark-soft);
  color: rgba(255, 255, 255, 0.82);
  transition: background 0.3s var(--ease-out), color 0.3s var(--ease-out), padding-left 0.3s var(--ease-out);
}
.dropdown__item:last-child .dropdown__link { border-bottom: 0; }
.dropdown__link .dropdown__num { font-family: var(--font-mono); font-size: 0.66rem; color: var(--cyan); opacity: 0.75; }
.dropdown__link:hover {
  background: var(--petrol-800);
  color: var(--white);
  padding-left: 28px;
}

/* CTA header */
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 12px 20px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  color: var(--white);
  background: transparent;
  transition: background 0.4s var(--ease-out), color 0.4s var(--ease-out), border-color 0.4s var(--ease-out);
  white-space: nowrap;
}
.header-cta .arrow { transition: transform 0.35s var(--ease-out); }
.header-cta:hover { background: var(--cyan); border-color: var(--cyan); color: var(--petrol-950); }
.header-cta:hover .arrow { transform: translate(2px, -2px); }

/* Hamburguer */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  position: relative;
  z-index: 1002;
}
.nav-toggle span {
  position: absolute;
  left: 9px;
  right: 9px;
  height: 1.5px;
  background: var(--white);
  transition: transform 0.4s var(--ease-out), opacity 0.3s, top 0.4s var(--ease-out);
}
.nav-toggle span:nth-child(1) { top: 16px; }
.nav-toggle span:nth-child(2) { top: 22px; }
.nav-toggle span:nth-child(3) { top: 28px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { top: 22px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { top: 22px; transform: rotate(-45deg); }

/* ---------- Menu mobile fullscreen ---------- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 1001;
  background: var(--petrol-950);
  display: flex;
  flex-direction: column;
  justify-content: safe center;
  padding: 96px var(--gutter) 48px;
  clip-path: inset(0 0 100% 0);
  transition: clip-path 0.65s var(--ease-io);
  visibility: hidden;
  overflow-y: auto;
}
.mobile-menu.is-open { clip-path: inset(0 0 0 0); visibility: visible; }
.mobile-menu__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: calc(100% / 6) 100%, 100% calc(100% / 6);
}
.mobile-menu__nav { position: relative; }
.mobile-menu__link, .mobile-menu__link--parent {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding-block: 12px;
  border-bottom: 1px solid var(--line-dark-soft);
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 7vw, 2.6rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--white);
  transform: translateY(26px);
  opacity: 0;
  transition: transform 0.6s var(--ease-out), opacity 0.6s var(--ease-out), color 0.3s;
}
.mobile-menu.is-open .mobile-menu__link, 
.mobile-menu.is-open .mobile-menu__item-group { transform: translateY(0); opacity: 1; }

.mobile-menu__item-group {
  transform: translateY(26px);
  opacity: 0;
  transition: transform 0.6s var(--ease-out), opacity 0.6s var(--ease-out);
}

.mobile-menu.is-open .mobile-menu__link:nth-child(1) { transition-delay: 0.06s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(2) { transition-delay: 0.12s; }
.mobile-menu.is-open .mobile-menu__item-group { transition-delay: 0.18s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(4) { transition-delay: 0.24s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(5) { transition-delay: 0.3s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(6) { transition-delay: 0.36s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(7) { transition-delay: 0.42s; }

.mobile-menu__link:hover { color: var(--cyan); }
.mobile-menu__num { font-family: var(--font-mono); font-size: 0.72rem; color: var(--cyan); }
.mobile-menu__sub {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 24px;
  padding: 18px 0 10px 34px;
  border-bottom: 1px solid var(--line-dark-soft);
  transform: translateY(26px);
  opacity: 0;
  transition: transform 0.6s var(--ease-out) 0.4s, opacity 0.6s var(--ease-out) 0.4s;
}
.mobile-menu.is-open .mobile-menu__sub { transform: translateY(0); opacity: 1; }
.mobile-menu__sub a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  padding-block: 7px;
  transition: color 0.3s;
}
.mobile-menu__sub a:hover { color: var(--cyan); }
.mobile-menu__foot {
  position: relative;
  margin-top: 42px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.55);
}
.mobile-menu__foot a { color: var(--white); }
.mobile-menu__foot a:hover { color: var(--cyan); }

body.menu-open { overflow: hidden; }

/* ---------- Overlay de transição entre páginas ---------- */
.page-transition {
  position: fixed;
  inset: 0;
  z-index: 1500;
  background: var(--petrol-900);
  display: flex;
  align-items: center;
  justify-content: center;
  clip-path: inset(0 0 100% 0);
  pointer-events: none;
}
.page-transition.is-in { clip-path: inset(0 0 0 0); transition: clip-path 0.55s var(--ease-io); }
.page-transition.is-out { clip-path: inset(0 0 100% 0); transition: clip-path 0.55s var(--ease-io) 0.05s; }
.page-transition__name {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 2.6rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--white);
  text-align: center;
}
.page-transition__name .pt-sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--cyan);
  margin-bottom: 10px;
}
.page-transition__line {
  width: 56px;
  height: 1px;
  background: var(--cyan);
  margin: 18px auto 0;
  transform: scaleX(0);
  transition: transform 0.5s var(--ease-out) 0.2s;
}
.page-transition.is-in .page-transition__line { transform: scaleX(1); }

/* ---------- Intro cinematográfica ---------- */
.cinematic {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: var(--petrol-950);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  visibility: hidden;
}
.cinematic.is-active { visibility: visible; }

.cinematic__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: calc(100% / 12) 100%, 100% calc(100% / 12);
}

.cinematic__stage {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 26px;
  width: min(430px, 80vw);
}

/* linha que cresce + ponto que percorre */
.cinematic__line {
  position: relative;
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.22);
  transform: scaleX(0);
  transform-origin: left;
}
.cinematic__line::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: 0;
}

/* logo revelada por clip */
.cinematic__logo {
  position: relative;
  clip-path: inset(0 100% 0 0);
}
.cinematic__logo img {
  height: 88px;
  width: auto;
  filter: drop-shadow(0 0 22px rgba(35, 196, 210, 0.25));
}

.cinematic__words {
  display: flex;
  gap: 18px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.26em;
  color: rgba(255, 255, 255, 0.62);
  text-transform: uppercase;
}
.cinematic__words span { opacity: 0; transform: translateY(8px); }

.cinematic__sweep {
  position: absolute;
  left: -10%;
  top: 50%;
  height: 1px;
  width: 120%;
  background: linear-gradient(90deg, transparent, rgba(35, 196, 210, 0.75), transparent);
  opacity: 0;
}

/* cortina vertical que abre */
.cinematic__veil-top,
.cinematic__veil-bottom {
  position: absolute;
  left: 0;
  right: 0;
  background: var(--petrol-950);
  z-index: 2;
}
.cinematic__veil-top { top: 0; height: 50%; }
.cinematic__veil-bottom { bottom: 0; height: 50%; }

/* timeline */
.cinematic.is-active .cinematic__line { animation: c-line 0.55s var(--ease-out) 0.1s forwards; }
.cinematic.is-active .cinematic__line::after { animation: c-dot 0.7s var(--ease-out) 0.6s forwards; }
.cinematic.is-active .cinematic__logo { animation: c-logo 0.7s var(--ease-out) 0.55s forwards; }
.cinematic.is-active .cinematic__words span:nth-child(1) { animation: c-word 0.5s var(--ease-out) 1.05s forwards; }
.cinematic.is-active .cinematic__words span:nth-child(2) { animation: c-word 0.5s var(--ease-out) 1.18s forwards; }
.cinematic.is-active .cinematic__words span:nth-child(3) { animation: c-word 0.5s var(--ease-out) 1.31s forwards; }
.cinematic.is-active .cinematic__sweep { animation: c-sweep 0.8s var(--ease-out) 1.5s forwards; }
.cinematic.is-active .cinematic__veil-top { animation: c-veil-top 0.6s var(--ease-io) 1.55s forwards; }
.cinematic.is-active .cinematic__veil-bottom { animation: c-veil-bottom 0.6s var(--ease-io) 1.55s forwards; }

@keyframes c-line {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}
@keyframes c-dot {
  0% { left: 0%; opacity: 0; }
  12% { opacity: 1; }
  88% { opacity: 1; }
  100% { left: 100%; opacity: 0; }
}
@keyframes c-logo {
  from { clip-path: inset(0 100% 0 0); }
  to { clip-path: inset(0 0 0 0); }
}
@keyframes c-word {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes c-sweep {
  0% { opacity: 0; transform: translateX(-20%); }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { opacity: 0; transform: translateX(20%); }
}
@keyframes c-veil-top {
  to { transform: translateY(-100%); }
}
@keyframes c-veil-bottom {
  to { transform: translateY(100%); }
}

.cinematic.is-done {
  visibility: hidden;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.6s var(--ease-out), visibility 0s 0.6s;
}
body.intro-lock { overflow: hidden; }

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  background: var(--petrol-950);
  color: var(--white);
  overflow: hidden;
}
.site-footer__main {
  padding: clamp(80px, 10vw, 140px) 0 clamp(60px, 8vw, 110px);
  border-bottom: 1px solid var(--line-dark-soft);
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: clamp(32px, 5vw, 72px);
}
.site-footer__brand-logo { height: 60px; width: auto; margin-bottom: 26px; }
.site-footer__about {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.6);
  max-width: 34ch;
}
.footer-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 24px;
}
.footer-links li { margin-bottom: 13px; }
.footer-links a {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.95rem;
  transition: color 0.3s, padding-left 0.3s var(--ease-out);
}
.footer-links a:hover { color: var(--cyan); padding-left: 6px; }
.footer-contact li {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.92rem;
}
.footer-contact .f-label {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  min-width: 74px;
  padding-top: 4px;
}
.footer-contact a { color: var(--white); }
.footer-contact a:hover { color: var(--cyan); }
.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 26px 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.42);
}
.site-footer__bottom a { color: rgba(255, 255, 255, 0.6); }
.site-footer__bottom a:hover { color: var(--cyan); }
.footer-soc { display: flex; gap: 22px; }
.footer-credit {
  width: 100%;
  padding: 0 0 22px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.28);
  text-transform: none;
}
.footer-credit__brand { color: rgba(35, 196, 210, 0.72); }
.footer-credit a {
  color: rgba(35, 196, 210, 0.72);
  text-decoration: none;
  transition: color 0.3s var(--ease-out);
}
.footer-credit a:hover { color: var(--cyan); }
.footer-big {
  position: absolute;
  bottom: -0.08em;
  right: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(5rem, 18vw, 20rem);
  line-height: 0.8;
  letter-spacing: -0.05em;
  color: rgba(255, 255, 255, 0.028);
  pointer-events: none;
  user-select: none;
}

/* ---------- Responsivo header/footer ---------- */
@media (max-width: 1080px) {
  .main-nav { display: none; }
  .nav-toggle { display: block; }
  .header-cta { display: none; }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .site-footer__grid { grid-template-columns: 1fr; gap: 40px; }
  .mobile-menu__sub { grid-template-columns: 1fr; }
}

/* ============================================================
   REFINAMENTO RESPONSIVO — header, menu e footer
   ============================================================ */
@media (max-width: 600px) {
  :root {
    --header-h: 66px;
    --header-h-scrolled: 56px;
    --gutter: 18px;
  }
  .brand__img { height: 57px; }
  .site-header.is-scrolled .brand__img { height: 50px; }
  .nav-toggle { width: 40px; height: 40px; }
  .mobile-menu { padding: 80px var(--gutter) 34px; }
  .mobile-menu__link { padding-block: 13px; font-size: clamp(1.5rem, 7vw, 2.1rem); }
  .mobile-menu__sub { padding-left: 24px; }
  .mobile-menu__sub a { padding-block: 9px; }
  .mobile-menu__foot { margin-top: 30px; }
  .site-footer__main { padding: 56px 0 40px; }
  .site-footer__bottom { flex-direction: column; align-items: flex-start; gap: 12px; padding: 20px 0; }
}