:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --primary: #0f172a;
  --accent: #1d4ed8;
  --accent-soft: #dbeafe;
  --success: #25d366;
  --success-dark: #1faa52;
  --shadow-sm: 0 6px 18px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 12px 34px rgba(15, 23, 42, 0.10);
  --shadow-lg: 0 20px 60px rgba(15, 23, 42, 0.12);
  --container: 1220px;
  --transition: 0.25s ease;
  --header-height: 82px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(29, 78, 216, 0.07), transparent 30%),
    radial-gradient(circle at top right, rgba(37, 211, 102, 0.05), transparent 26%),
    var(--bg);
  color: var(--text);
  line-height: 1.65;
}

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

a {
  color: inherit;
  text-decoration: none;
}

section {
  scroll-margin-top: calc(var(--header-height) + 18px);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-container {
  max-width: var(--container);
  min-height: var(--header-height);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand a {
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.desktop-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.desktop-nav a {
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 10px 14px;
  border-radius: 999px;
  transition: background var(--transition), color var(--transition);
}

.desktop-nav a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.menu-toggle {
  display: none;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  font-size: 24px;
  cursor: pointer;
}

#mobileMenuOverlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(15, 23, 42, 0.98);
  padding: 24px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

#mobileMenuOverlay.active {
  display: flex;
}

#mobileMenuOverlay nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: center;
}

#mobileMenuOverlay nav ul li a {
  color: #fff;
  font-size: 1.35rem;
  font-weight: 700;
}

#closeMobileMenu {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 50px;
  height: 50px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
  color: #fff;
  font-size: 34px;
  line-height: 1;
  cursor: pointer;
}

.hero-section {
  max-width: var(--container);
  margin: 28px auto 0;
  padding: 0 20px;
}

.hero-inner {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.96), rgba(30, 41, 59, 0.96)), #0f172a;
  color: #fff;
  border-radius: 28px;
  padding: 64px 28px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.hero-inner::before,
.hero-inner::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
  z-index: 0;
}

.hero-inner::before {
  width: 280px;
  height: 280px;
  right: -80px;
  top: -90px;
  background: rgba(37, 211, 102, 0.08);
}

.hero-inner::after {
  width: 220px;
  height: 220px;
  left: -70px;
  bottom: -90px;
  background: rgba(29, 78, 216, 0.12);
}

.hero-inner > * {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 18px;
}

.hero-title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.08;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.hero-text {
  max-width: 780px;
  margin: 0 auto 28px;
  color: rgba(255,255,255,0.86);
  font-size: 1.05rem;
}

.hero-actions,
.cta-box {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  min-width: 180px;
  padding: 15px 22px;
  border-radius: 14px;
  font-weight: 700;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
  box-shadow: var(--shadow-sm);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: var(--success);
  color: #fff;
}

.btn-whatsapp:hover {
  background: var(--success-dark);
}

.btn-phone {
  background: #fff;
  color: var(--primary);
}

.section {
  max-width: var(--container);
  margin: 28px auto;
  padding: 0 20px;
}

.card {
  background: rgba(255,255,255,0.88);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 24px;
  box-shadow: var(--shadow-sm);
}

.product-section .card,
.content-card,
.contact-card {
  padding: 26px;
}

.product-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 26px;
  align-items: start;
}

.slider {
  position: relative;
  overflow: hidden;
  width: 100%;
  height: auto;
  border-radius: 22px;
  background: #edf2f7;
  border: 1px solid var(--border);
}

.slider-track {
  display: flex;
  transition: transform .45s cubic-bezier(.25,.8,.25,1);
  will-change: transform;
}

.slider-track img {
  width: 100%;
  height: 100%;
  flex: 0 0 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  user-select: none;
  -webkit-user-drag: none;
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.72);
  color: #fff;
  font-size: 19px;
  cursor: pointer;
  z-index: 5;
}

.slider-btn:hover {
  background: rgba(15, 23, 42, 0.9);
}

.slider-btn.prev {
  left: 12px;
}

.slider-btn.next {
  right: 12px;
}

.thumbs {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-top: 14px;
}

.thumbs button {
  border: 1px solid var(--border);
  background: #fff;
  padding: 0;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.thumbs button.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.12);
}

.thumbs button:hover {
  transform: translateY(-1px);
}

.thumbs img {
  width: 100%;
  height: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.product-panel {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.panel-badge {
  display: inline-block;
  width: fit-content;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
}

.product-title {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.product-subtext,
.section-desc,
.highlight-item p,
.faq-item p,
.contact-info p,
.price-note,
.content-card p {
  color: var(--muted);
}

.price-box {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.price-box div {
  background: linear-gradient(180deg, #eff6ff, #dbeafe);
  color: #0f172a;
  padding: 14px 10px;
  border-radius: 14px;
  border: 1px solid #bfdbfe;
  font-weight: 700;
  text-align: center;
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.96rem;
}

.specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.specs-grid div {
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 13px 14px;
  border-radius: 12px;
  font-size: 0.95rem;
}

.section-head {
  max-width: 820px;
  margin-bottom: 22px;
}

.section-kicker {
  display: inline-block;
  margin-bottom: 10px;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  line-height: 1.15;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.content-card ul {
  padding-left: 18px;
  margin-top: 14px;
}

.content-card li + li {
  margin-top: 8px;
}

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.highlight-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 22px;
  box-shadow: var(--shadow-sm);
}

.highlight-item h3,
.faq-item h3 {
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  align-items: start;
}

.contact-info {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px;
  height: 100%;
}

.contact-info a {
  color: var(--accent);
  font-weight: 700;
}

.map-wrap {
  position: relative;
  width: 100%;
  padding-bottom: 62%;
  height: 0;
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  background: #e2e8f0;
}

.map-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.site-footer {
  background: #0f172a;
  color: #fff;
  text-align: center;
  padding: 30px 20px;
  margin-top: 32px;
}

.footer-inner p {
  color: rgba(255,255,255,0.82);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 14px;
  margin-top: 16px;
}

.footer-links a {
  color: #fff;
  font-weight: 600;
  opacity: 0.92;
}

.footer-links a:hover {
  text-decoration: underline;
  opacity: 1;
}

@media (max-width: 991px) {
  .product-layout,
  .contact-grid,
  .highlight-grid {
    grid-template-columns: 1fr;
  }

  .price-box {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 74px;
  }

  .desktop-nav {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .header-container {
    padding: 0 16px;
  }

  .brand a {
    font-size: 1rem;
  }

  .hero-inner {
    padding: 48px 18px;
    border-radius: 22px;
  }

  .hero-actions .btn,
  .cta-box .btn {
    width: 100%;
    min-width: 0;
  }

  .product-section .card,
  .content-card,
  .contact-card {
    padding: 20px 18px;
  }
}

@media (max-width: 560px) {
  .specs-grid {
    grid-template-columns: 1fr;
  }

  .thumbs {
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
  }

  .slider-btn {
    width: 40px;
    height: 40px;
  }
}

.brand-logo {
  height: 48px;       
  width: auto;         
  display: block;      
}

.brand a {
  display: flex;
  align-items: center;
}