/* =========================================================
   Ótica Ponto D' Vista — Stylesheet
   Design: Elegante, escuro com acentos dourados
   ========================================================= */

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --gold:        #D4AF37;
  --gold-light:  #E8C84A;
  --gold-dark:   #A8882A;
  --dark:        #0D0D0D;
  --dark-2:      #141414;
  --dark-3:      #1C1C1C;
  --dark-4:      #242424;
  --surface:     #1A1A1A;
  --border:      rgba(212, 175, 55, 0.18);
  --text:        #E8E8E8;
  --text-muted:  #9A9A9A;
  --white:       #FFFFFF;
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-xl:   32px;
  --shadow-sm:   0 2px 8px rgba(0,0,0,.4);
  --shadow-md:   0 8px 32px rgba(0,0,0,.5);
  --shadow-gold: 0 4px 24px rgba(212,175,55,.25);
  --transition:  0.3s cubic-bezier(.4,0,.2,1);
  --font-serif:  'Playfair Display', Georgia, serif;
  --font-sans:   'Inter', system-ui, sans-serif;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--dark);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }

/* ---- Container ---- */
.container {
  width: 100%;
  max-width: 1160px;
  margin-inline: auto;
  padding-inline: 24px;
}

/* ---- Section Helpers ---- */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(212,175,55,.1);
  border: 1px solid rgba(212,175,55,.25);
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section-tag--light { color: var(--gold-light); background: rgba(212,175,55,.08); }
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 14px;
}
.section-title--light { color: var(--white); }
.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 520px;
  margin-inline: auto;
}
.section-desc--light { color: rgba(255,255,255,.6); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 26px;
  border-radius: 999px;
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .02em;
  transition: var(--transition);
  white-space: nowrap;
  border: none;
}
.btn__icon { width: 18px; height: 18px; flex-shrink: 0; }
.btn--gold {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--dark);
  box-shadow: var(--shadow-gold);
}
.btn--gold:hover {
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(212,175,55,.4);
}
.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid rgba(255,255,255,.2);
}
.btn--outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}
.btn--lg { padding: 16px 36px; font-size: 1rem; }

/* =========================================================
   HEADER
   ========================================================= */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background var(--transition), box-shadow var(--transition);
}
.header.scrolled {
  background: rgba(13,13,13,.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(212,175,55,.12);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gold);
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .02em;
  transition: opacity var(--transition);
}
.header__logo:hover { opacity: .85; }
.logo-icon { width: 52px; height: auto; }
.logo-text { color: var(--white); }

/* Nav */
.nav__list {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav__link {
  padding: 8px 14px;
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav__link:hover { color: var(--white); background: rgba(255,255,255,.06); }
.nav__link--cta {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--dark) !important;
  padding: 9px 20px;
  border-radius: 999px;
  font-weight: 600;
}
.nav__link--cta:hover {
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.hamburger:hover { background: rgba(255,255,255,.06); }
.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Nav */
.nav-mobile {
  display: none;
  background: rgba(13,13,13,.98);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
  padding: 16px 0 24px;
  overflow: hidden;
  max-height: 0;
  transition: max-height .4s cubic-bezier(.4,0,.2,1), padding .3s;
}
.nav-mobile.open {
  max-height: 400px;
  padding: 16px 0 24px;
}
.nav-mobile__list { padding-inline: 24px; display: flex; flex-direction: column; gap: 4px; }
.nav-mobile__link {
  display: block;
  padding: 12px 16px;
  font-size: .95rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-mobile__link:hover { color: var(--white); background: rgba(255,255,255,.06); }
.nav-mobile__link--cta {
  margin-top: 8px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--dark) !important;
  text-align: center;
  font-weight: 600;
  border-radius: 999px;
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--dark);
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(212,175,55,.07) 0%, transparent 70%),
    radial-gradient(ellipse 50% 80% at 80% 80%, rgba(212,175,55,.04) 0%, transparent 60%);
  pointer-events: none;
}
.hero__particles {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(212,175,55,.35) 1px, transparent 1px),
    radial-gradient(circle, rgba(212,175,55,.2) 1px, transparent 1px);
  background-size: 60px 60px, 100px 100px;
  background-position: 0 0, 30px 30px;
  opacity: .4;
  pointer-events: none;
}
.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-block: 120px 80px;
}
.hero__badge {
  display: inline-block;
  margin-bottom: 28px;
  animation: fadeDown .8s ease both;
}
.hero__badge svg { width: 120px; height: auto; }
.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 7vw, 5rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: -.01em;
  margin-bottom: 20px;
  animation: fadeUp .9s .1s ease both;
}
.hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto 44px;
  line-height: 1.7;
  animation: fadeUp .9s .2s ease both;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  animation: fadeUp .9s .3s ease both;
}
.hero__scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero__scroll-hint span {
  display: block;
  width: 1.5px;
  height: 48px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* =========================================================
   DIFERENCIAIS
   ========================================================= */
.diferenciais {
  padding-block: 80px;
  background: var(--dark-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.diferenciais__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.diferencial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.diferencial-card:hover {
  transform: translateY(-6px);
  border-color: rgba(212,175,55,.4);
  box-shadow: var(--shadow-gold);
}
.diferencial-card__icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 16px;
  background: rgba(212,175,55,.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
}
.diferencial-card__icon svg { width: 26px; height: 26px; }
.diferencial-card__title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}
.diferencial-card__desc { font-size: .875rem; color: var(--text-muted); line-height: 1.6; }

/* =========================================================
   SERVIÇOS
   ========================================================= */
.servicos {
  padding-block: 100px;
  background: var(--dark);
}
.servicos__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.servico-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}
.servico-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold-dark));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.servico-card:hover::before { transform: scaleX(1); }
.servico-card:hover {
  transform: translateY(-6px);
  border-color: rgba(212,175,55,.35);
  box-shadow: var(--shadow-md);
}
.servico-card__icon {
  width: 56px;
  height: 56px;
  background: rgba(212,175,55,.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  margin-bottom: 20px;
}
.servico-card__icon svg { width: 28px; height: 28px; }
.servico-card__title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.servico-card__desc { font-size: .9rem; color: var(--text-muted); line-height: 1.65; }

/* =========================================================
   GALERIA
   ========================================================= */
.galeria {
  padding-block: 100px;
  background: var(--dark-2);
}
.galeria__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 16px;
}
.galeria__item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--dark-4);
  aspect-ratio: 4/3;
}
.galeria__item--large {
  grid-column: 1;
  grid-row: 1 / 3;
  aspect-ratio: unset;
}
.galeria__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.galeria__item:hover img { transform: scale(1.05); }
.galeria__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}
.galeria__item:hover .galeria__overlay { opacity: 1; }
.galeria__overlay span {
  color: var(--white);
  font-size: .875rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  border: 1.5px solid rgba(255,255,255,.6);
  padding: 8px 18px;
  border-radius: 999px;
}

/* =========================================================
   FAQ
   ========================================================= */
.faq {
  padding-block: 100px;
  background: var(--dark);
}
.faq__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.faq__group {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.faq__group-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 24px 28px;
  border-bottom: 1px solid var(--border);
  background: rgba(212,175,55,.04);
}
.faq__group-icon {
  width: 44px;
  height: 44px;
  background: rgba(212,175,55,.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  flex-shrink: 0;
}
.faq__group-icon svg { width: 22px; height: 22px; }
.faq__group-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
}

/* Accordion */
.accordion { padding: 8px 0; }
.accordion__item { border-bottom: 1px solid rgba(255,255,255,.05); }
.accordion__item:last-child { border-bottom: none; }
.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 28px;
  background: none;
  border: none;
  text-align: left;
  color: var(--text);
  font-size: .9rem;
  font-weight: 500;
  transition: color var(--transition), background var(--transition);
}
.accordion__trigger:hover { color: var(--gold); background: rgba(212,175,55,.04); }
.accordion__trigger[aria-expanded="true"] { color: var(--gold); }
.accordion__chevron {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform var(--transition);
}
.accordion__trigger[aria-expanded="true"] .accordion__chevron { transform: rotate(180deg); }
.accordion__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s cubic-bezier(.4,0,.2,1);
}
.accordion__panel p {
  padding: 0 28px 18px;
  font-size: .875rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* =========================================================
   CTA SECTION
   ========================================================= */
.cta-section {
  padding-block: 80px;
  background: linear-gradient(135deg, rgba(212,175,55,.08) 0%, transparent 60%),
              var(--dark-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-section__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.cta-section__title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.cta-section__desc { font-size: .95rem; color: var(--text-muted); max-width: 440px; }

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: var(--dark-2);
  border-top: 1px solid var(--border);
}
.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-block: 64px;
}
.footer__logo-icon { width: 64px; height: auto; margin-bottom: 12px; }
.footer__brand-name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}
.footer__tagline { font-size: .875rem; color: var(--text-muted); }
.footer__heading {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
}
.footer__list { display: flex; flex-direction: column; gap: 12px; }
.footer__link {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .875rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer__link svg { width: 16px; height: 16px; flex-shrink: 0; }
.footer__link:hover { color: var(--gold); }
.footer__link--address { align-items: flex-start; line-height: 1.6; }
.footer__link--address svg { margin-top: 3px; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.06);
  padding-block: 20px;
  text-align: center;
  font-size: .8rem;
  color: var(--text-muted);
}

/* =========================================================
   WHATSAPP FLOAT
   ========================================================= */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 90;
  width: 58px;
  height: 58px;
  background: #25D366;
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-float svg { width: 28px; height: 28px; }
.whatsapp-float:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: 0 8px 32px rgba(37,211,102,.55);
}

/* =========================================================
   ANIMATIONS
   ========================================================= */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50%       { opacity: .4; transform: scaleY(.6); }
}

/* AOS — scroll reveal */
[data-aos] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s ease, transform .6s ease;
}
[data-aos].aos-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================================
   RESPONSIVE
   ========================================================= */

/* Tablet */
@media (max-width: 1024px) {
  .diferenciais__grid { grid-template-columns: repeat(2, 1fr); }
  .servicos__grid { grid-template-columns: repeat(2, 1fr); }
  .faq__grid { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
  .cta-section__inner { flex-direction: column; text-align: center; }
  .cta-section__desc { max-width: 100%; }
}

/* Mobile Nav */
@media (max-width: 768px) {
  .nav { display: none; }
  .hamburger { display: flex; }
  .nav-mobile { display: block; }
}

/* Mobile */
@media (max-width: 640px) {
  .diferenciais__grid { grid-template-columns: 1fr; }
  .servicos__grid { grid-template-columns: 1fr; }
  .galeria__grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: unset;
  }
  .galeria__item--large {
    grid-column: 1 / -1;
    grid-row: unset;
    aspect-ratio: 16/9;
  }
  .galeria__item { aspect-ratio: 1; }
  .footer__inner { grid-template-columns: 1fr; gap: 32px; }
  .footer__brand { grid-column: unset; }
  .hero__actions { flex-direction: column; align-items: center; }
  .hero__actions .btn { width: 100%; max-width: 320px; justify-content: center; }
  .whatsapp-float { bottom: 20px; right: 20px; width: 52px; height: 52px; }
  .whatsapp-float svg { width: 24px; height: 24px; }
}

@media (max-width: 400px) {
  .container { padding-inline: 16px; }
  .galeria__grid { grid-template-columns: 1fr; }
  .galeria__item--large { aspect-ratio: 4/3; }
  .galeria__item { aspect-ratio: 4/3; }
}

/* =========================================================
   LIGHTBOX
   ========================================================= */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,.92);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
}
.lightbox--open {
  opacity: 1;
  pointer-events: all;
}
.lightbox__img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: 0 24px 80px rgba(0,0,0,.8);
  transform: scale(.95);
  transition: transform .3s ease;
}
.lightbox--open .lightbox__img { transform: scale(1); }
.lightbox__close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  transition: background var(--transition);
}
.lightbox__close:hover { background: rgba(255,255,255,.2); }
.lightbox__close svg { width: 20px; height: 20px; }