/* ============================================
   PH Hardware Global - Premium CSS
   Guangdong Zhaoning PH Decorative Hardware
   ============================================ */

:root {
  --primary: #1a3c5e;
  --primary-light: #2563a8;
  --accent: #e8a020;
  --accent-dark: #c47f10;
  --text-dark: #1a1a2e;
  --text-mid: #4a5568;
  --text-light: #718096;
  --bg-white: #ffffff;
  --bg-light: #f7f9fc;
  --bg-dark: #0f1e30;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.18);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.16,1,0.3,1);
}

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

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

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--text-dark);
  background: var(--bg-white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a { text-decoration: none; color: inherit; transition: var(--transition); }

/* ── Typography ── */
h1 { font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 800; line-height: 1.15; }
h2 { font-size: clamp(1.6rem, 3vw, 2.6rem); font-weight: 700; line-height: 1.2; }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); font-weight: 600; }
h4 { font-size: 1.1rem; font-weight: 600; }
p  { color: var(--text-mid); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 18px rgba(232,160,32,0.4);
}
.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(232,160,32,0.5);
}
.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.7);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
}
.btn-dark {
  background: var(--primary);
  color: #fff;
}
.btn-dark:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}

/* ── Container ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 90px 0; }
.section-sm { padding: 60px 0; }

/* ── Section Headings ── */
.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-title { color: var(--primary); margin-bottom: 16px; }
.section-desc { color: var(--text-mid); max-width: 580px; font-size: 1.05rem; line-height: 1.75; }
.text-center { text-align: center; }
.text-center .section-desc { margin: 0 auto; }

/* ── Header / Navigation ── */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
#header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-top {
  background: var(--primary);
  padding: 7px 0;
}
.header-top .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.header-top-info {
  display: flex;
  gap: 24px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.85);
}
.header-top-info a:hover { color: var(--accent); }
.header-top-info span { display: flex; align-items: center; gap: 6px; }
.header-top-right { display: flex; align-items: center; gap: 16px; }

/* Language Switcher */
.lang-switcher {
  position: relative;
}
.lang-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  color: #fff;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--transition);
}
.lang-btn:hover { background: rgba(255,255,255,0.22); }
.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: #fff;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  min-width: 140px;
  padding: 6px 0;
  display: none;
  z-index: 1000;
}
.lang-dropdown.open { display: block; animation: fadeInDown 0.2s ease; }
.lang-dropdown a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  font-size: 0.85rem;
  color: var(--text-dark);
  transition: var(--transition);
}
.lang-dropdown a:hover { background: var(--bg-light); color: var(--primary); }
.lang-dropdown a.active { color: var(--primary-light); font-weight: 600; }

.nav-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
}
.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  font-weight: 900;
}
.logo span { color: var(--accent); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 4px;
  align-items: center;
}
.nav-links > li > a {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links > li > a:hover,
.nav-links > li > a.active {
  color: var(--primary-light);
  background: var(--bg-light);
}

/* Dropdown */
.nav-links li.has-dropdown { position: relative; }
.nav-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  background: #fff;
  min-width: 220px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 8px 0;
  display: none;
  z-index: 500;
  border: 1px solid var(--border);
}
.nav-links li.has-dropdown:hover .nav-dropdown { display: block; animation: fadeInDown 0.2s ease; }
.nav-dropdown a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  font-size: 0.875rem;
  color: var(--text-mid);
}
.nav-dropdown a:hover { color: var(--primary); background: var(--bg-light); padding-left: 24px; }

.nav-cta { display: flex; align-items: center; gap: 12px; }

/* Mobile menu btn */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── Hero Section ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--bg-dark) 0%, #1a3c5e 50%, #0d2840 100%);
  padding-top: 120px;
}

.hero-bg-photo {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.18;
  filter: blur(1px);
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(37, 99, 168, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(232, 160, 32, 0.15) 0%, transparent 40%),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232,160,32,0.15);
  border: 1px solid rgba(232,160,32,0.4);
  color: var(--accent);
  padding: 7px 18px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 28px;
}
.hero h1 { color: #fff; margin-bottom: 24px; }
.hero h1 em { color: var(--accent); font-style: normal; }
.hero p {
  color: rgba(255,255,255,0.75);
  font-size: 1.15rem;
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 540px;
}
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 60px; }
.hero-stats {
  display: flex;
  gap: 40px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.hero-stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.hero-stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-visual {
  position: absolute;
  right: -80px;
  top: 50%;
  transform: translateY(-50%);
  width: 600px;
  height: 600px;
  z-index: 1;
}
.hero-visual-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.05);
}
.ring1 { inset: 0; animation: spinSlow 30s linear infinite; }
.ring2 { inset: 50px; animation: spinSlow 20s linear infinite reverse; }
.ring3 { inset: 100px; animation: spinSlow 15s linear infinite; }
.hero-product-showcase {
  position: absolute;
  inset: 120px;
  background: rgba(255,255,255,0.03);
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
}

@keyframes spinSlow { to { transform: rotate(360deg); } }
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ── Trust Bar ── */
.trust-bar {
  background: var(--primary);
  padding: 20px 0;
  overflow: hidden;
}
.trust-bar-track {
  display: flex;
  gap: 60px;
  align-items: center;
  animation: marquee 28s linear infinite;
  white-space: nowrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.75);
  font-size: 0.85rem;
  font-weight: 500;
  flex-shrink: 0;
}
.trust-item svg, .trust-item span.icon { color: var(--accent); font-size: 1.1rem; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ── Why Choose Us ── */
.why-us-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.why-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.why-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}
.why-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.why-card:hover::before { transform: scaleX(1); }
.why-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 20px;
  color: #fff;
}
.why-card h3 { font-size: 1.05rem; color: var(--primary); margin-bottom: 10px; }
.why-card p { font-size: 0.875rem; color: var(--text-light); line-height: 1.65; }

/* ── Products ── */
.products-section { background: var(--bg-light); }
.products-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 40px 0;
}
.tab-btn {
  padding: 9px 22px;
  border-radius: 50px;
  border: 2px solid var(--border);
  background: #fff;
  color: var(--text-mid);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.tab-btn:hover, .tab-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.product-card {
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--border);
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.product-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: linear-gradient(135deg, #e8f0fc, #d4e5ff);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  color: var(--primary);
  font-weight: 300;
  position: relative;
  overflow: hidden;
}
.product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16,1,0.3,1);
}
.product-card:hover .product-img img {
  transform: scale(1.08);
}
.product-img .img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,60,94,0.5) 0%, transparent 50%);
  pointer-events: none;
}
.product-body { padding: 20px 22px 24px; }
.product-cat {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 8px;
}
.product-card h3 { font-size: 1rem; color: var(--primary); margin-bottom: 8px; }
.product-card p { font-size: 0.85rem; color: var(--text-light); line-height: 1.6; margin-bottom: 16px; }
.product-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}
.spec-tag {
  background: var(--bg-light);
  color: var(--text-mid);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
}
.product-actions { display: flex; gap: 10px; }
.product-actions .btn { padding: 8px 18px; font-size: 0.82rem; }

/* ── Process Steps ── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin-top: 56px;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  z-index: 0;
}
.step {
  text-align: center;
  position: relative;
  z-index: 1;
  padding: 0 12px;
}
.step-num {
  width: 72px;
  height: 72px;
  background: #fff;
  border: 3px solid var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary);
  margin: 0 auto 20px;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
}
.step:hover .step-num {
  background: var(--primary);
  color: #fff;
  transform: scale(1.1);
}
.step h4 { color: var(--primary); margin-bottom: 8px; font-size: 0.95rem; }
.step p { font-size: 0.8rem; color: var(--text-light); line-height: 1.5; }

/* ── Certifications ── */
.cert-bar {
  background: var(--bg-dark);
  padding: 50px 0;
}
.cert-grid {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 32px;
}
.cert-item {
  text-align: center;
  color: rgba(255,255,255,0.6);
  font-size: 0.8rem;
  transition: var(--transition);
}
.cert-item:hover { color: #fff; transform: translateY(-3px); }
.cert-badge {
  width: 70px;
  height: 70px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 10px;
  color: var(--accent);
}

/* ── Testimonials ── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.testimonial-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 32px 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}
.testimonial-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.stars { color: var(--accent); font-size: 1rem; margin-bottom: 16px; letter-spacing: 2px; }
.testimonial-text { color: var(--text-mid); font-size: 0.9rem; line-height: 1.75; margin-bottom: 24px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
}
.author-name { font-weight: 600; font-size: 0.9rem; color: var(--text-dark); }
.author-title { font-size: 0.78rem; color: var(--text-light); }
.quote-icon {
  position: absolute;
  top: 20px; right: 24px;
  font-size: 3rem;
  color: var(--bg-light);
  line-height: 1;
}

/* ── CTA Section ── */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 60%, var(--accent) 100%);
  padding: 90px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M0 0h40v40H0V0zm40 40h40v40H40V40zm0-40h2l-2 2V0zm0 4l4-4h2l-6 6V4zm0 4l8-8h2L40 10V8zm0 4L52 0h2L40 14v-2zm0 4L56 0h2L40 18v-2zm0 4L60 0h2L40 22v-2zm0 4L64 0h2L40 26v-2zm0 4L68 0h2L40 30v-2zm0 4L72 0h2L40 34v-2zm0 4L76 0h2L40 38v-2zm0 4L80 0v2L42 40h-2zm4 0L80 4v2L46 40h-2zm4 0L80 8v2L50 40h-2zm4 0L80 12v2L54 40h-2zm4 0L80 16v2L58 40h-2zm4 0L80 20v2L62 40h-2zm4 0L80 24v2L66 40h-2zm4 0L80 28v2L70 40h-2zm4 0L80 32v2L74 40h-2zm4 0L80 36v2L78 40h-2zm4 0L80 40v0L80 40h-2zm-5 0L80 34v2L75 40h-2zm-10 0L80 24v2L65 40h-2zm-10 0L80 14v2L55 40h-2zm-10 0L80 4v2L45 40h-2z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.cta-section h2 { color: #fff; font-size: clamp(1.8rem, 3.5vw, 2.8rem); margin-bottom: 20px; }
.cta-section p { color: rgba(255,255,255,0.85); font-size: 1.1rem; max-width: 560px; margin: 0 auto 40px; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ── News Section ── */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.news-card {
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.news-img {
  height: 190px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: rgba(255,255,255,0.3);
  overflow: hidden;
  position: relative;
}
.news-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16,1,0.3,1);
}
.news-card:hover .news-img img {
  transform: scale(1.06);
}
.news-img-label {
  position: absolute;
  top: 14px; left: 14px;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 20px;
}
.news-body { padding: 22px 24px 26px; }
.news-date { font-size: 0.78rem; color: var(--text-light); margin-bottom: 10px; }
.news-card h3 { font-size: 1rem; color: var(--primary); margin-bottom: 10px; line-height: 1.45; }
.news-card p { font-size: 0.85rem; color: var(--text-light); line-height: 1.6; margin-bottom: 16px; }
.read-more {
  color: var(--primary-light);
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}
.read-more:hover { gap: 10px; }

/* ── Contact Form ── */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  margin-top: 56px;
  align-items: start;
}
.contact-info h3 { color: var(--primary); margin-bottom: 24px; }
.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
  align-items: flex-start;
}
.contact-item-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.contact-item-text h4 { font-size: 0.85rem; color: var(--text-mid); margin-bottom: 4px; }
.contact-item-text p, .contact-item-text a { font-size: 0.95rem; color: var(--text-dark); font-weight: 500; }
.contact-form-wrap {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow-md);
}
.contact-form-wrap h3 { color: var(--primary); margin-bottom: 28px; font-size: 1.3rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--text-mid); margin-bottom: 7px; text-transform: uppercase; letter-spacing: 0.04em; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text-dark);
  background: var(--bg-light);
  transition: var(--transition);
  font-family: inherit;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-light);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(37,99,168,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* ── Footer ── */
footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.6);
  padding: 72px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .logo { color: #fff; margin-bottom: 18px; }
.footer-brand p { font-size: 0.875rem; line-height: 1.75; margin-bottom: 24px; max-width: 300px; }
.social-links { display: flex; gap: 12px; }
.social-btn {
  width: 38px; height: 38px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: var(--transition);
}
.social-btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.footer-col h4 { color: #fff; font-size: 0.9rem; font-weight: 700; margin-bottom: 20px; letter-spacing: 0.05em; text-transform: uppercase; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 0.85rem; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom {
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a:hover { color: var(--accent); }

/* ── Scroll to Top ── */
#scrollTop {
  position: fixed;
  bottom: 30px; right: 30px;
  width: 44px; height: 44px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  z-index: 900;
  border: none;
  font-size: 1rem;
}
#scrollTop.visible { opacity: 1; pointer-events: all; }
#scrollTop:hover { background: var(--accent); transform: translateY(-3px); }

/* ── Cookie Banner ── */
#cookie-banner {
  position: fixed;
  bottom: 20px; left: 20px; right: 20px;
  background: var(--bg-dark);
  color: rgba(255,255,255,0.85);
  border-radius: var(--radius-md);
  padding: 20px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  font-size: 0.85rem;
  max-width: 900px;
  margin: 0 auto;
  transform: translateY(20px);
  animation: slideUp 0.4s ease forwards;
}
@keyframes slideUp { to { transform: translateY(0); opacity: 1; } }
#cookie-banner .btn { padding: 9px 22px; font-size: 0.82rem; }
#cookie-banner.hidden { display: none; }

/* ── Floating WhatsApp ── */
.floating-wa {
  position: fixed;
  bottom: 90px; right: 30px;
  width: 52px; height: 52px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  cursor: pointer;
  transition: var(--transition);
  z-index: 890;
  text-decoration: none;
}
.floating-wa:hover { transform: scale(1.1); box-shadow: 0 8px 28px rgba(37,211,102,0.5); }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .why-us-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .process-steps::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .hero-visual { display: none; }
}
@media (max-width: 768px) {
  .header-top { display: none; }
  .nav-links, .nav-cta { display: none; }
  .menu-toggle { display: flex; }
  .why-us-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .contact-wrapper { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .hero-btns { flex-direction: column; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .cert-grid { gap: 20px; }
}
@media (max-width: 480px) {
  .why-us-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .cta-btns { flex-direction: column; align-items: center; }
}

/* ── Page-specific: Products Page ── */
.products-page-header {
  background: linear-gradient(135deg, var(--bg-dark), var(--primary));
  padding: 140px 0 80px;
  text-align: center;
  color: #fff;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 16px;
  justify-content: center;
}
.breadcrumb a { color: var(--accent); }
.breadcrumb span { color: rgba(255,255,255,0.3); }
.products-filter-bar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 40px 0 32px;
  align-items: center;
}
.filter-label { font-weight: 600; color: var(--text-mid); font-size: 0.9rem; }
.products-grid-6 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* ── About Page ── */
.about-hero { background: linear-gradient(135deg, var(--bg-dark), #0d2840); padding: 140px 0 90px; }
.about-story { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; margin-top: 60px; }
.about-story-visual {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg);
  height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  color: rgba(255,255,255,0.2);
  position: relative;
  overflow: hidden;
}
.about-story-visual::after {
  content: '20+';
  position: absolute;
  bottom: 30px; right: 30px;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--accent);
  background: rgba(0,0,0,0.3);
  padding: 10px 20px;
  border-radius: 50px;
}
.about-nums { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin: 60px 0; }
.about-num-card {
  text-align: center;
  padding: 32px 20px;
  background: var(--bg-light);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}
.about-num-card strong { display: block; font-size: 2.4rem; font-weight: 800; color: var(--primary); line-height: 1; margin-bottom: 8px; }
.about-num-card span { font-size: 0.85rem; color: var(--text-light); }
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 56px; }
.team-card {
  text-align: center;
  padding: 28px 20px;
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.team-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.team-avatar {
  width: 80px; height: 80px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #fff;
  font-weight: 700;
  margin: 0 auto 16px;
}
.team-card h4 { color: var(--primary); margin-bottom: 4px; }
.team-card span { font-size: 0.8rem; color: var(--text-light); }

/* ── News Page ── */
.news-hero { background: linear-gradient(135deg, var(--bg-dark), var(--primary)); padding: 140px 0 80px; text-align: center; }
.news-page-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 48px; margin-top: 60px; align-items: start; }
.news-main-grid { display: grid; gap: 28px; }
.news-list-card {
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: 28px 32px;
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 24px;
  transition: var(--transition);
  align-items: center;
}
.news-list-card:hover { box-shadow: var(--shadow-md); transform: translateX(4px); }
.news-thumb {
  height: 100px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: rgba(255,255,255,0.3);
}
.news-sidebar { display: flex; flex-direction: column; gap: 24px; }
.sidebar-widget { background: var(--bg-light); border-radius: var(--radius-md); padding: 24px; border: 1px solid var(--border); }
.sidebar-widget h4 { color: var(--primary); margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid var(--border); font-size: 1rem; }
.category-list { list-style: none; }
.category-list li { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 0.875rem; }
.category-list li a { color: var(--text-mid); transition: var(--transition); }
.category-list li a:hover { color: var(--primary-light); }
.category-count { background: var(--primary); color: #fff; font-size: 0.72rem; font-weight: 700; padding: 2px 8px; border-radius: 20px; }

/* Animations on scroll */
.animate-on-scroll { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }

/* ── Application Scenes Section ── */
.scenes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.scene-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 380px;
  cursor: pointer;
  group: true;
}
.scene-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16,1,0.3,1);
}
.scene-card:hover img {
  transform: scale(1.1);
}
.scene-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,30,48,0.85) 0%, rgba(15,30,48,0.2) 50%, transparent 100%);
  transition: background 0.4s ease;
}
.scene-card:hover .scene-card-overlay {
  background: linear-gradient(to top, rgba(15,30,48,0.9) 0%, rgba(15,30,48,0.3) 60%, rgba(15,30,48,0.1) 100%);
}
.scene-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 28px;
  z-index: 2;
}
.scene-card-tag {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
}
.scene-card h3 {
  color: #fff;
  font-size: 1.2rem;
  margin-bottom: 8px;
  line-height: 1.3;
}
.scene-card p {
  color: rgba(255,255,255,0.7);
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: 16px;
}
.scene-card .btn {
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.4s ease 0.1s;
  padding: 10px 22px;
  font-size: 0.82rem;
}
.scene-card:hover .btn {
  opacity: 1;
  transform: translateY(0);
}

/* Scene card featured (large) */
.scene-card.featured {
  grid-row: span 2;
  height: 100%;
}

@media (max-width: 768px) {
  .scenes-grid { grid-template-columns: 1fr; }
  .scene-card { height: 280px; }
  .scene-card.featured { grid-row: span 1; }
}
@media (max-width: 480px) {
  .scene-card .btn { opacity: 1; transform: translateY(0); }
}