@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;600;700;800&display=swap');

/* ─── CSS Variables ─── */
:root {
  --primary: #0a6fbf;
  --primary-dark: #084d8c;
  --primary-light: #1a8fe8;
  --accent: #00c2a8;
  --accent-dark: #009e87;
  --dark: #0d1b2a;
  --dark-2: #1a2a3a;
  --mid: #334a60;
  --muted: #6b7f96;
  --light: #e8f2fb;
  --white: #ffffff;
  --border: #d4e3f0;
  --shadow: 0 4px 24px rgba(10, 111, 191, 0.12);
  --shadow-lg: 0 12px 40px rgba(10, 111, 191, 0.18);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Inter', sans-serif;
  background: #f0f6fc;
  color: var(--dark);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  font-family: 'Outfit', sans-serif;
  line-height: 1.2;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ─── Top Bar ─── */
.top-bar {
  background: var(--dark);
  color: rgba(255,255,255,0.75);
  font-size: 0.82rem;
  padding: 8px 0;
}
.top-bar .container {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 20px;
}
.top-bar a { color: var(--accent); transition: var(--transition); }
.top-bar a:hover { color: #fff; }
.top-bar span { display: flex; align-items: center; gap: 6px; }

/* ─── Navigation ─── */
nav {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 16px rgba(10,111,191,0.08);
}
nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
}
.nav-logo {
  font-family: 'Outfit', sans-serif;
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-logo span { color: var(--accent); }
.nav-logo .logo-mark {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
}
.nav-links {
  display: flex;
  gap: 4px;
  align-items: center;
}
.nav-links a {
  padding: 8px 18px;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.93rem;
  color: var(--mid);
  transition: var(--transition);
}
.nav-links a:hover { background: var(--light); color: var(--primary); }
.nav-links a.active { background: var(--primary); color: #fff; }
.nav-links a.btn-nav {
  background: var(--primary);
  color: #fff;
  padding: 9px 22px;
  font-weight: 600;
}
.nav-links a.btn-nav:hover { background: var(--primary-dark); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* ─── Container ─── */
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-family: 'Inter', sans-serif;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  box-shadow: 0 6px 20px rgba(10,111,191,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(10,111,191,0.45);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.6);
}
.btn-outline:hover { background: rgba(255,255,255,0.15); border-color: #fff; }
.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  box-shadow: 0 6px 20px rgba(0,194,168,0.35);
}
.btn-accent:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(0,194,168,0.45); }

/* ─── Section Titles ─── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--light);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 16px;
}
.section-label::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
}
.section-title {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
  line-height: 1.2;
}
.section-title span { color: var(--primary); }
.section-subtitle {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 560px;
  line-height: 1.7;
}
.text-center { text-align: center; }
.text-center .section-subtitle { margin: 0 auto; }

/* ─── HERO ─── */
.hero {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 40%, #0d3050 100%);
  color: #fff;
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
  min-height: 88vh;
  display: flex;
  align-items: center;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 50%, rgba(10,111,191,0.25) 0%, transparent 60%),
    radial-gradient(ellipse at 10% 80%, rgba(0,194,168,0.15) 0%, transparent 50%);
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,194,168,0.15);
  border: 1px solid rgba(0,194,168,0.4);
  color: var(--accent);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: 3.6rem;
  font-weight: 800;
  line-height: 1.08;
  margin-bottom: 24px;
  letter-spacing: -1px;
}
.hero h1 span {
  background: linear-gradient(135deg, var(--accent), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.72);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 480px;
}
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.hero-stat { border-left: 2px solid rgba(0,194,168,0.5); padding-left: 16px; }
.hero-stat .num { font-size: 1.8rem; font-weight: 800; color: var(--accent); }
.hero-stat .lbl { font-size: 0.8rem; color: rgba(255,255,255,0.55); margin-top: 2px; }
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-image-frame {
  width: 100%;
  max-width: 500px;
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.1);
  position: relative;
}
.hero-image-frame img { width: 100%; height: 100%; object-fit: cover; }
.hero-image-frame .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,30,60,0.5), transparent 60%);
}
.floating-card {
  position: absolute;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 14px;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-weight: 600;
  font-size: 0.85rem;
  animation: float 4s ease-in-out infinite;
}
.floating-card .icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.card-1 { bottom: -20px; left: -30px; animation-delay: 0s; }
.card-2 { top: -16px; right: -24px; animation-delay: 1.5s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ─── Stats Bar ─── */
.stats-bar {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
  box-shadow: var(--shadow);
}
.stats-bar .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stat-item {
  text-align: center;
  padding: 12px 20px;
  position: relative;
}
.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--border);
}
.stat-item .number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  font-family: 'Outfit', sans-serif;
}
.stat-item .label {
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 4px;
  font-weight: 500;
}

/* ─── Products / Cards ─── */
.products-section { padding: 100px 0; background: #f0f6fc; }
.products-section .section-header { margin-bottom: 56px; }
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.product-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.product-icon-area {
  padding: 40px 28px 28px;
  background: linear-gradient(135deg, var(--light), #d5e8f7);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 160px;
  position: relative;
  overflow: hidden;
}
.product-icon-area::before {
  content: '';
  position: absolute;
  top: -30px; right: -30px;
  width: 120px; height: 120px;
  background: rgba(10,111,191,0.06);
  border-radius: 50%;
}
.product-icon-area .big-icon {
  font-size: 4rem;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 4px 12px rgba(10,111,191,0.2));
}
.product-body { padding: 28px; flex: 1; display: flex; flex-direction: column; }
.product-tag {
  display: inline-block;
  background: var(--light);
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 12px;
}
.product-body h3 { font-size: 1.25rem; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
.product-body p { color: var(--muted); font-size: 0.92rem; line-height: 1.65; flex: 1; }
.product-footer {
  padding: 16px 28px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.product-link {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}
.product-link:hover { gap: 10px; }
.product-badge {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
}

/* ─── About Section ─── */
.about-section { padding: 100px 0; background: #fff; }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-image-stack { position: relative; }
.about-img-main {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
  object-fit: cover;
}
.about-img-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  padding: 22px 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.about-img-badge .big-num { font-size: 2.2rem; font-weight: 800; font-family: 'Outfit', sans-serif; line-height: 1; }
.about-img-badge .sm-text { font-size: 0.78rem; opacity: 0.8; margin-top: 4px; }
.about-content { }
.about-list { margin: 28px 0; display: flex; flex-direction: column; gap: 16px; }
.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.95rem;
  color: var(--mid);
  line-height: 1.6;
}
.about-list li .check {
  width: 24px; height: 24px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 0.7rem;
  margin-top: 2px;
}
.cert-badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}
.cert-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--light);
  border: 1px solid var(--border);
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--primary);
}
.cert-badge .badge-icon { font-size: 1.1rem; }

/* ─── Why Us / Features ─── */
.features-section {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
  position: relative;
  overflow: hidden;
}
.features-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(0,194,168,0.1) 0%, transparent 60%);
  pointer-events: none;
}
.features-section .section-label {
  background: rgba(0,194,168,0.15);
  color: var(--accent);
}
.features-section .section-label::before { background: var(--accent); }
.features-section .section-title { color: #fff; }
.features-section .section-subtitle { color: rgba(255,255,255,0.6); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 56px;
}
.feature-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition);
}
.feature-card:hover {
  background: rgba(255,255,255,0.09);
  border-color: rgba(0,194,168,0.3);
  transform: translateY(-4px);
}
.feature-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, rgba(10,111,191,0.3), rgba(0,194,168,0.3));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  border: 1px solid rgba(255,255,255,0.1);
}
.feature-card h3 { font-size: 1.1rem; font-weight: 700; color: #fff; margin-bottom: 10px; }
.feature-card p { font-size: 0.88rem; color: rgba(255,255,255,0.55); line-height: 1.7; }

/* ─── Mask Types ─── */
.masks-section { padding: 100px 0; background: var(--light); }
.masks-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}
.mask-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border);
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.mask-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transition: var(--transition);
}
.mask-card:hover::before { transform: scaleX(1); }
.mask-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.mask-emoji { font-size: 2.2rem; margin-bottom: 12px; }
.mask-card h3 { font-size: 1rem; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.mask-card p { font-size: 0.84rem; color: var(--muted); }

/* ─── CTA Banner ─── */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 50%, #04344f 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -40px; left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 300px;
  background: radial-gradient(ellipse, rgba(0,194,168,0.2), transparent 70%);
  pointer-events: none;
}
.cta-banner h2 { font-size: 2.4rem; color: #fff; font-weight: 800; margin-bottom: 16px; }
.cta-banner p { color: rgba(255,255,255,0.75); font-size: 1.05rem; margin-bottom: 36px; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ─── Contact Section ─── */
.contact-section { padding: 100px 0; background: #fff; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
}
.contact-info { }
.contact-item {
  display: flex;
  gap: 18px;
  margin-bottom: 32px;
  align-items: flex-start;
}
.contact-item .ci-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 6px 16px rgba(10,111,191,0.25);
}
.contact-item h4 { font-size: 0.82rem; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); font-weight: 700; margin-bottom: 6px; }
.contact-item p { color: var(--dark); font-weight: 500; line-height: 1.6; }
.contact-item a { color: var(--primary); transition: var(--transition); }
.contact-item a:hover { color: var(--accent); }
.contact-form-wrap {
  background: #f8fbfe;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-form-wrap h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 28px; color: var(--dark); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--mid); margin-bottom: 8px; }
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: 'Inter', sans-serif;
  font-size: 0.93rem;
  color: var(--dark);
  background: #fff;
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(10,111,191,0.1);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-submit { width: 100%; padding: 15px; font-size: 1rem; border-radius: var(--radius); margin-top: 4px; }

/* ─── Page Hero (inner pages) ─── */
.page-hero {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
  padding: 72px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(10,111,191,0.3), transparent 60%);
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { font-size: 2.8rem; color: #fff; font-weight: 800; margin-bottom: 12px; }
.page-hero p { color: rgba(255,255,255,0.65); font-size: 1.05rem; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 0.85rem;
}
.breadcrumb a { color: var(--accent); }
.breadcrumb span { color: rgba(255,255,255,0.4); }
.breadcrumb .current { color: rgba(255,255,255,0.7); }

/* ─── Footer ─── */
footer {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .nav-logo { margin-bottom: 16px; }
.footer-brand p { font-size: 0.88rem; line-height: 1.7; max-width: 280px; }
.footer-col h4 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: #fff;
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
}
.footer-contact-item .fi-icon { color: var(--accent); margin-top: 2px; flex-shrink: 0; }
.footer-bottom {
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}
.footer-bottom a { color: rgba(255,255,255,0.5); transition: var(--transition); }
.footer-bottom a:hover { color: var(--accent); }

/* ─── Products Page Specific ─── */
.products-page-section { padding: 80px 0; background: #f0f6fc; }
.products-page-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.product-page-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.product-page-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.ppc-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  padding: 36px 28px;
  display: flex;
  align-items: center;
  gap: 20px;
  position: relative;
  overflow: hidden;
}
.ppc-header::after {
  content: '';
  position: absolute;
  right: -20px; bottom: -20px;
  width: 100px; height: 100px;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
}
.ppc-big-icon { font-size: 2.8rem; filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2)); }
.ppc-header h3 { font-size: 1.2rem; font-weight: 700; color: #fff; }
.ppc-header p { font-size: 0.82rem; color: rgba(255,255,255,0.65); margin-top: 4px; }
.ppc-body { padding: 28px; flex: 1; }
.ppc-body .item-list { display: flex; flex-direction: column; gap: 10px; }
.ppc-body .item-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--mid);
}
.ppc-body .item-list li::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  flex-shrink: 0;
}
.badge-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 20px;
}
.badge-sm {
  background: var(--light);
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 50px;
  border: 1px solid var(--border);
}
.three-m-banner {
  background: linear-gradient(135deg, #e8f4ff, #d0e8f8);
  border: 2px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
  margin: 48px 0;
}
.three-m-banner h3 { font-size: 1.6rem; font-weight: 800; color: var(--primary-dark); margin-bottom: 10px; }
.three-m-banner p { color: var(--mid); font-size: 0.95rem; line-height: 1.7; }
.three-m-visual {
  width: 120px; height: 120px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
  color: #fff;
  flex-shrink: 0;
  box-shadow: var(--shadow-lg);
}

/* ─── About Page Specific ─── */
.about-page-section { padding: 80px 0; background: #fff; }
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.value-card {
  background: var(--light);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); background: #fff; }
.value-icon { font-size: 2.5rem; margin-bottom: 16px; }
.value-card h3 { font-size: 1rem; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.value-card p { font-size: 0.88rem; color: var(--muted); }

/* ─── Mobile ─── */
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { order: -1; }
  .hero h1 { font-size: 2.6rem; }
  .products-grid { grid-template-columns: 1fr 1fr; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .masks-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .products-page-grid { grid-template-columns: 1fr 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .three-m-banner { grid-template-columns: 1fr; text-align: center; }
  .three-m-visual { margin: 0 auto; }
  .stats-bar .container { grid-template-columns: 1fr 1fr; gap: 20px; }
  .stat-item::after { display: none; }
}

@media (max-width: 600px) {
  .nav-links { display: none; flex-direction: column; gap: 8px; position: absolute; top: 100%; left: 0; right: 0; background: #fff; padding: 16px 24px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  nav .container { position: relative; }
  .hamburger { display: flex; }
  .hero h1 { font-size: 2rem; }
  .hero-stats { gap: 20px; }
  .hero-stat .num { font-size: 1.4rem; }
  .products-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .masks-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .products-page-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .section-title { font-size: 1.9rem; }
  .page-hero h1 { font-size: 2rem; }
  .cta-banner h2 { font-size: 1.8rem; }
  .hero-cta { flex-direction: column; }
  .cta-buttons { flex-direction: column; align-items: center; }
  .floating-card { display: none; }
}

/* ─── Animations ─── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate { animation: fadeUp 0.7s ease forwards; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }

/* ─── Scroll reveal ─── */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ─── Alert / notification bar ─── */
.covid-bar {
  background: linear-gradient(90deg, #065f46, #047857);
  color: #fff;
  text-align: center;
  padding: 10px;
  font-size: 0.83rem;
  font-weight: 500;
}
.covid-bar a { color: #6ee7b7; font-weight: 700; text-decoration: underline; }