/* VoltView INC — Consumer Electronics & Appliance Wholesale */

:root {
  --bg:         #0a0e14;
  --surface:    #111820;
  --surface-2:  #1a2230;
  --border:     rgba(255, 255, 255, 0.08);
  --text:       #eef2f7;
  --muted:      #8a939f;
  --primary:    #3b9eff;
  --primary-lt: #6bb8ff;
  --accent:     #ffb020;
  --accent-lt:  #ffc857;
  --gradient:   linear-gradient(135deg, #3b9eff 0%, #5b7cfa 50%, #ffb020 100%);
  --font-display: 'Outfit', system-ui, sans-serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
  --radius:     14px;
  --radius-lg:  22px;
  --shadow:     0 28px 70px rgba(0, 0, 0, 0.55);
  --ease:       0.32s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

img { display: block; width: 100%; height: 100%; object-fit: cover; }
a { color: inherit; text-decoration: none; }

.container { width: min(1180px, 92vw); margin-inline: auto; }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.12; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.6rem, 5.5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 3.8vw, 3rem); }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.75rem); }

em {
  font-style: normal;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section { padding: clamp(4rem, 8vw, 7rem) 0; }
.section-sm { padding: 2.5rem 0; }

.label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--primary-lt);
  margin-bottom: 0.9rem;
}

.section-head.center { text-align: center; max-width: 680px; margin-inline: auto; }
.section-desc { color: var(--muted); margin-top: 1rem; font-size: 1.05rem; }

/* Header */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10, 14, 20, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: background var(--ease);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.brand-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--gradient);
  border-radius: 10px;
  color: #fff;
}

.brand-mark svg { width: 20px; height: 20px; }

.brand-name { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; letter-spacing: -0.02em; }
.brand-inc { font-weight: 500; color: var(--muted); font-size: 0.85em; }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-menu a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  transition: color var(--ease);
}

.nav-menu a:hover { color: var(--text); }

.btn-nav {
  background: var(--primary) !important;
  color: #fff !important;
  padding: 0.55rem 1.25rem;
  border-radius: 8px;
  transition: background var(--ease), transform var(--ease) !important;
}

.btn-nav:hover { background: var(--primary-lt) !important; transform: translateY(-1px); }

.menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--ease);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img { height: 100%; }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,14,20,0.92) 0%, rgba(10,14,20,0.7) 50%, rgba(10,14,20,0.85) 100%);
}

.hero-body {
  position: relative;
  z-index: 1;
  padding: clamp(3rem, 8vw, 6rem) 0;
  max-width: 780px;
}

.hero-desc {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: rgba(238, 242, 247, 0.82);
  margin: 1.5rem 0 2rem;
  max-width: 620px;
}

.hero-btns { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 3rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.75rem;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--ease);
}

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

.btn-primary:hover {
  background: var(--primary-lt);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(59, 158, 255, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid rgba(255,255,255,0.25);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary-lt);
}

.btn-full { width: 100%; }

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent);
}

.stat span { font-size: 0.85rem; color: var(--muted); }

/* Marquee */
.marquee {
  background: var(--surface);
  border-block: 1px solid var(--border);
  overflow: hidden;
}

.marquee-track {
  display: flex;
  gap: 3rem;
  animation: marquee 30s linear infinite;
  white-space: nowrap;
}

.marquee-track span {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Clients */
.clients { background: var(--surface); }

.logos-label {
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.logo-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem 2rem;
}

.logo-row span {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.02em;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.about-text p { color: var(--muted); margin-bottom: 1rem; }
.about-text h2 { margin-bottom: 1.25rem; }

.about-list { list-style: none; margin-top: 1.5rem; }

.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.check-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  background: rgba(59, 158, 255, 0.15);
  color: var(--primary-lt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  margin-top: 2px;
}

.about-visual { position: relative; }

.about-img-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow);
}

.about-img-accent {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  width: 45%;
  border-radius: var(--radius);
  overflow: hidden;
  border: 4px solid var(--bg);
  box-shadow: var(--shadow);
  aspect-ratio: 1;
}

.about-badge {
  position: absolute;
  top: 1.5rem;
  left: -1rem;
  background: var(--gradient);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: 0 8px 24px rgba(59, 158, 255, 0.4);
}

.about-badge strong { display: block; font-family: var(--font-display); font-size: 1.1rem; }
.about-badge span { font-size: 0.75rem; opacity: 0.9; }

/* Products */
.products { background: var(--surface); }

.product-grid { margin-top: 3.5rem; display: flex; flex-direction: column; gap: 3rem; }

.product-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.product-card.reverse { direction: rtl; }
.product-card.reverse > * { direction: ltr; }

.product-img { aspect-ratio: 16/10; min-height: 280px; }

.product-body { padding: 2rem 2.5rem 2rem 0; }
.product-card.reverse .product-body { padding: 2rem 0 2rem 2.5rem; }

.product-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.product-body h3 { margin-bottom: 0.85rem; }
.product-body p { color: var(--muted); font-size: 0.95rem; margin-bottom: 1rem; }

.product-body ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.product-body ul li {
  font-size: 0.88rem;
  color: var(--muted);
  padding-left: 1.1rem;
  position: relative;
}

.product-body ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary);
}

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, 200px);
  gap: 0.75rem;
}

.gallery-item { border-radius: var(--radius); overflow: hidden; }
.gallery-item.wide { grid-column: span 2; }

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color var(--ease), transform var(--ease);
}

.service-card:hover {
  border-color: rgba(59, 158, 255, 0.3);
  transform: translateY(-4px);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: rgba(59, 158, 255, 0.12);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--primary-lt);
}

.service-icon svg { width: 24px; height: 24px; }

.service-card h3 { font-size: 1.15rem; margin-bottom: 0.65rem; }
.service-card p { color: var(--muted); font-size: 0.92rem; }

/* Logistics */
.logistics { background: var(--surface); }

.logistics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.logistics-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow);
}

.logistics-badge {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(10, 14, 20, 0.85);
  backdrop-filter: blur(8px);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.logistics-badge span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent);
}

.logistics-text p { color: var(--muted); margin-bottom: 1rem; }
.logistics-text h2 { margin-bottom: 1.25rem; }

.logistics-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 1.5rem 0;
}

.logistics-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
}

.logistics-card h4 { font-size: 1rem; margin-bottom: 0.4rem; color: var(--primary-lt); }
.logistics-card p { font-size: 0.9rem; color: var(--muted); margin: 0; }

.logistics-note { font-size: 0.9rem; font-style: italic; }

/* Why */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.why-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}

.why-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.75rem;
}

.why-item h4 { font-size: 1rem; margin-bottom: 0.5rem; }
.why-item p { font-size: 0.88rem; color: var(--muted); }

/* FAQ */
.faq { background: var(--surface); }

.faq-list {
  max-width: 760px;
  margin: 2.5rem auto 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-item summary {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: color var(--ease);
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--primary);
  transition: transform var(--ease);
}

.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item[open] summary { color: var(--primary-lt); }

.faq-item p {
  padding: 0 1.5rem 1.25rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.faq-item a { color: var(--primary-lt); text-decoration: underline; }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.contact-info h2 { margin-bottom: 1rem; }
.contact-info > p { color: var(--muted); margin-bottom: 2rem; }

.contact-details { display: flex; flex-direction: column; gap: 1.25rem; }

.contact-item .contact-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.25rem;
}

.contact-item strong,
.contact-item address,
.contact-item a {
  font-style: normal;
  font-size: 1rem;
  color: var(--text);
}

.contact-item a:hover { color: var(--primary-lt); }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group { margin-bottom: 1rem; }

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.92rem;
  transition: border-color var(--ease);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group textarea { resize: vertical; min-height: 100px; }

/* Footer */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}

.footer-brand p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 1rem;
  max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}

.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { font-size: 0.9rem; color: var(--muted); transition: color var(--ease); }
.footer-links a:hover { color: var(--text); }

.footer-contact address,
.footer-contact a {
  display: block;
  font-style: normal;
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.footer-contact a:hover { color: var(--primary-lt); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
}

.footer-bottom p { font-size: 0.82rem; color: var(--muted); }

/* Responsive */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .menu-btn { display: flex; }

  .nav-menu {
    position: fixed;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    background: rgba(10, 14, 20, 0.97);
    backdrop-filter: blur(16px);
    padding: 1.5rem 2rem 2rem;
    gap: 1.25rem;
    border-bottom: 1px solid var(--border);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--ease), opacity var(--ease);
  }

  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .about-grid,
  .logistics-grid,
  .contact-grid { grid-template-columns: 1fr; }

  .about-img-accent { right: 0; bottom: -1rem; width: 40%; }

  .product-card,
  .product-card.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .product-body,
  .product-card.reverse .product-body { padding: 1.5rem; }

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

  .gallery-item.wide { grid-column: span 2; }

  .services-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-stats { gap: 1.5rem; }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-item.wide { grid-column: span 1; }
}