/* ========================================
   DIY Planejados — Futuristic Dark Theme
   ======================================== */

/* ---------- CSS Variables ---------- */
:root {
  --bg-deep: #07070d;
  --bg-dark: #0c0c14;
  --bg-card: rgba(18, 18, 30, 0.75);
  --bg-glass: rgba(255, 255, 255, 0.04);
  --bg-glass-hover: rgba(255, 255, 255, 0.08);
  --accent: #ff6a00;
  --accent-glow: #ff8c2a;
  --accent-soft: rgba(255, 106, 0, 0.15);
  --accent-border: rgba(255, 106, 0, 0.25);
  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b0;
  --text-muted: #666680;
  --white: #ffffff;
  --green-wpp: #25d366;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(255, 106, 0, 0.15);
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', 'Inter', sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--accent) var(--bg-deep);
}

html::-webkit-scrollbar {
  width: 6px;
}
html::-webkit-scrollbar-track {
  background: var(--bg-deep);
}
html::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 3px;
}

body {
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--accent-glow); }

img { max-width: 100%; display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

/* ---------- Utility ---------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--accent-border);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 620px;
  margin-bottom: 48px;
}

.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ---------- Reveal Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: rgba(7, 7, 13, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.5);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-logo img {
  height: 40px;
  filter: drop-shadow(0 0 8px rgba(255, 106, 0, 0.3));
}
.nav-logo-text {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -1px;
}
.nav-logo-text span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  position: relative;
  padding: 4px 0;
  transition: color var(--transition);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: width var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}
.nav-links .nav-cta {
  background: var(--accent);
  color: var(--white) !important;
  padding: 8px 22px;
  border-radius: var(--radius-xl);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.nav-links .nav-cta::after { display: none; }
.nav-links .nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(255, 106, 0, 0.4);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}
.hamburger span {
  width: 26px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- Hero / 360 Tour ---------- */
.hero-tour {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
}
.hero-tour #panorama-viewer {
  width: 100%;
  height: 100%;
}
.hero-overlay-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 10;
  padding: 60px 24px 48px;
  background: linear-gradient(to top, rgba(7, 7, 13, 0.95) 0%, rgba(7, 7, 13, 0.6) 60%, transparent 100%);
  text-align: center;
}
.hero-overlay-content h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  margin-bottom: 12px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.6);
}
.hero-overlay-content h1 span { color: var(--accent); }
.hero-overlay-content p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.hero-cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: var(--white);
  padding: 14px 36px;
  border-radius: var(--radius-xl);
  font-size: 1rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(255, 106, 0, 0.4);
  color: var(--white);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--white);
  padding: 14px 36px;
  border-radius: var(--radius-xl);
  font-size: 1rem;
  font-weight: 600;
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.tour-badge {
  position: absolute;
  top: 90px;
  left: 24px;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(7, 7, 13, 0.7);
  backdrop-filter: blur(10px);
  padding: 10px 20px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--accent-border);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  animation: pulse-badge 2s infinite;
}
@keyframes pulse-badge {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 106, 0, 0.3); }
  50% { box-shadow: 0 0 0 8px rgba(255, 106, 0, 0); }
}

/* Pannellum overrides */
.pnlm-container { background: var(--bg-deep) !important; }
.pnlm-controls-container { bottom: 80px !important; }

/* ---------- About / Diferenciais Section ---------- */
.section-diferenciais {
  padding: 100px 0;
  background: var(--bg-deep);
  position: relative;
}
.section-diferenciais::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 106, 0, 0.05) 0%, transparent 70%);
  transform: translateX(-50%);
  pointer-events: none;
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  perspective: 1000px;
}

.diff-card {
  background: var(--bg-glass);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  transform-style: preserve-3d;
  will-change: transform;
}
.diff-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.diff-card:hover {
  border-color: var(--accent-border);
  box-shadow: var(--shadow-glow);
}
.diff-card:hover::before { opacity: 1; }

.diff-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  border-radius: var(--radius-md);
  font-size: 1.6rem;
  color: var(--accent);
  border: 1px solid var(--accent-border);
  transition: transform var(--transition);
}
.diff-card:hover .diff-icon {
  transform: translateZ(20px) scale(1.1);
}

.diff-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  font-weight: 700;
}
.diff-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- VR Experience Section ---------- */
.section-vr {
  padding: 100px 0;
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}
.section-vr::after {
  content: '';
  position: absolute;
  right: -200px;
  top: 50%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 106, 0, 0.08) 0%, transparent 70%);
  transform: translateY(-50%);
  pointer-events: none;
}

.vr-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.vr-content { position: relative; z-index: 2; }
.vr-content h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  margin-bottom: 20px;
}
.vr-content h2 span { color: var(--accent); }
.vr-content p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.vr-features {
  list-style: none;
  margin: 28px 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.vr-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-primary);
  font-size: 0.95rem;
}
.vr-features li i {
  color: var(--accent);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.vr-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.vr-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
.vr-image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--accent-border);
  pointer-events: none;
}

/* ---------- Gallery ---------- */
.section-gallery {
  padding: 100px 0;
  background: var(--bg-deep);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  cursor: pointer;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.gallery-item:hover img {
  transform: scale(1.08);
}
.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7, 7, 13, 0.85) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 24px;
  opacity: 0;
  transition: opacity var(--transition);
}
.gallery-item:hover .gallery-item-overlay { opacity: 1; }
.gallery-item-overlay h4 {
  font-size: 1.1rem;
  font-weight: 600;
}
.gallery-item-overlay p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ---------- Economy Section ---------- */
.section-economy {
  padding: 100px 0;
  background: var(--bg-dark);
}

.economy-highlight {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.eco-stat {
  text-align: center;
  padding: 32px 20px;
  background: var(--bg-glass);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.eco-stat:hover {
  border-color: var(--accent-border);
  box-shadow: var(--shadow-glow);
}
.eco-stat .number {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 3.5rem);
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}
.eco-stat .label {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* ---------- Contact / Form Section ---------- */
.section-contact {
  padding: 100px 0;
  background: var(--bg-deep);
  position: relative;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  margin-bottom: 16px;
}
.contact-info h2 span { color: var(--accent); }
.contact-info > p {
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
}
.contact-item-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  border-radius: var(--radius-md);
  color: var(--accent);
  font-size: 1.1rem;
  flex-shrink: 0;
  border: 1px solid var(--accent-border);
}
.contact-item-text h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 2px;
}
.contact-item-text p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.social-links {
  display: flex;
  gap: 16px;
  margin-top: 32px;
}
.social-link {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 1.2rem;
  transition: all var(--transition);
}
.social-link:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
  transform: translateY(-3px);
}

/* Form */
.form-card {
  background: var(--bg-glass);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.form-card h3 {
  font-size: 1.4rem;
  margin-bottom: 6px;
}
.form-card > p {
  color: var(--text-secondary);
  margin-bottom: 28px;
  font-size: 0.95rem;
}

.form-group {
  margin-bottom: 18px;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 106, 0, 0.15);
}
.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-submit {
  width: 100%;
  padding: 16px;
  background: var(--accent);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(255, 106, 0, 0.35);
}
.form-submit:active {
  transform: translateY(0);
}

.form-success-msg {
  display: none;
  text-align: center;
  padding: 20px;
  background: rgba(37, 211, 102, 0.1);
  border: 1px solid rgba(37, 211, 102, 0.3);
  border-radius: var(--radius-sm);
  color: #25d366;
  font-weight: 600;
  margin-top: 16px;
  animation: fadeIn 0.5s ease;
}
.form-success-msg.show { display: block; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- Footer ---------- */
.footer {
  padding: 48px 0 24px;
  background: var(--bg-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 40px;
  flex-wrap: wrap;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  max-width: 320px;
  margin-top: 12px;
}
.footer-nav h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.footer-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-nav a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--accent); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-bottom p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---------- WhatsApp Floating ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 60px;
  height: 60px;
  background: var(--green-wpp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 28px;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: transform var(--transition), box-shadow var(--transition);
  animation: wpp-pulse 2.5s infinite;
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
  color: var(--white);
}
@keyframes wpp-pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4), 0 0 0 0 rgba(37, 211, 102, 0.3); }
  50% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4), 0 0 0 12px rgba(37, 211, 102, 0); }
}

/* ---------- Scroll-to-top ---------- */
.scroll-top {
  position: fixed;
  bottom: 100px;
  right: 32px;
  width: 44px;
  height: 44px;
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1rem;
  cursor: pointer;
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
}
.scroll-top.visible {
  opacity: 1;
  pointer-events: all;
}
.scroll-top:hover {
  background: var(--accent);
  color: var(--white);
  transform: translateY(-3px);
}

/* ---------- Mobile Nav Overlay ---------- */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background: rgba(7, 7, 13, 0.97);
  backdrop-filter: blur(20px);
  z-index: 999;
  padding: 80px 32px 40px;
  transition: right 0.4s ease;
  border-left: 1px solid rgba(255, 255, 255, 0.05);
}
.mobile-nav.open { right: 0; }
.mobile-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.mobile-nav a {
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 600;
  display: block;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  transition: color var(--transition);
}
.mobile-nav a:hover { color: var(--accent); }
.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.mobile-overlay.open {
  opacity: 1;
  pointer-events: all;
}

/* ---------- Responsive ---------- */
@media (max-width: 968px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .vr-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .vr-image-wrapper { order: -1; }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .footer-top {
    flex-direction: column;
    gap: 32px;
  }
}

@media (max-width: 640px) {
  .container { padding: 0 16px; }

  .section-diferenciais,
  .section-vr,
  .section-gallery,
  .section-economy,
  .section-contact {
    padding: 60px 0;
  }

  .hero-overlay-content {
    padding: 40px 16px 32px;
  }
  .hero-overlay-content h1 {
    font-size: 1.8rem;
  }

  .diff-grid {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .economy-highlight {
    grid-template-columns: 1fr 1fr;
  }

  .form-card {
    padding: 28px 20px;
  }

  .tour-badge {
    top: 76px;
    left: 12px;
    font-size: 0.75rem;
    padding: 8px 14px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .whatsapp-float {
    width: 52px;
    height: 52px;
    font-size: 24px;
    bottom: 20px;
    right: 20px;
  }
  .scroll-top {
    bottom: 84px;
    right: 24px;
    width: 38px;
    height: 38px;
  }
}