/* ==========================================================================
   ApexCare Hygiene - Professional B2B Diaper & Hygiene Flagship CSS
   Engineered for High-Converting Export Manufacturing Portals & 2026 GEO
   ========================================================================== */

:root {
  --primary: #0284c7;         /* Clean medical cyan-blue */
  --primary-dark: #0369a1;    /* Deep navy hover */
  --primary-light: #e0f2fe;   /* Light accent background */
  --secondary: #0d9488;       /* Eco teal */
  --dark: #0f172a;            /* Slate dark for high contrast readability */
  --gray-dark: #334155;
  --gray: #64748b;
  --gray-light: #f8fafc;
  --border: #e2e8f0;
  --white: #ffffff;
  --success: #10b981;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
  --radius: 8px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  color: var(--gray-dark);
  background-color: #fbfcfe;
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: all 0.2s ease;
}

a:hover {
  color: var(--primary-dark);
}

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

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ================= Header & Navigation ================= */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--dark);
  letter-spacing: -0.5px;
}

.logo img {
  height: 38px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  font-weight: 500;
  color: var(--gray-dark);
  font-size: 0.95rem;
  padding: 6px 0;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
}

.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

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

/* ================= Interactive Compass Menu ================= */
.compass-nav-container {
  position: relative;
}

.compass-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-light);
  border: 1px solid rgba(2, 132, 199, 0.2);
  color: var(--primary-dark);
  padding: 8px 14px;
  border-radius: 24px;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.2s ease;
}

.compass-trigger:hover {
  background: var(--primary);
  color: #fff;
}

.compass-dial {
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-radius: 50%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.compass-needle {
  width: 2px;
  height: 10px;
  background: currentColor;
  transform: rotate(45deg);
  border-radius: 1px;
}

.compass-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 280px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 10px;
  display: none;
  flex-direction: column;
  gap: 4px;
  z-index: 1002;
}

.compass-menu.open {
  display: flex;
}

.compass-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-dark);
}

.compass-item:hover, .compass-item.active {
  background: var(--primary-light);
  color: var(--primary-dark);
}

/* ================= Buttons & Badges ================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: var(--radius);
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.3);
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-1px);
}

.btn-secondary {
  background: #fff;
  color: var(--primary-dark);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--primary-light);
  border-color: var(--primary);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 15px 32px;
  font-size: 1.05rem;
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-primary {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.badge-success {
  background: #dcfce7;
  color: #166534;
}

/* ================= Hero Section ================= */
.hero {
  position: relative;
  padding: 80px 0 60px;
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #f8fafc 100%);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
}

.hero-content h1 {
  font-size: 2.8rem;
  line-height: 1.18;
  color: var(--dark);
  margin-bottom: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.hero-content h1 span {
  color: var(--primary);
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--gray);
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 30px;
}

.hero-media {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid #fff;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid rgba(0,0,0,0.06);
}

.stat-item h3 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary-dark);
  line-height: 1.1;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--gray);
  margin-top: 4px;
}

/* ================= Section Header ================= */
.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 50px;
}

.section-header h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--dark);
  margin-top: 10px;
  margin-bottom: 14px;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--gray);
}

/* ================= 9 Categories Grid ================= */
.category-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.category-card {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.category-card-img {
  height: 220px;
  width: 100%;
  object-fit: cover;
  background: #f1f5f9;
}

.category-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.category-card-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.category-card-body p {
  font-size: 0.9rem;
  color: var(--gray);
  margin-bottom: 16px;
  flex-grow: 1;
}

.category-card-specs-preview {
  background: var(--gray-light);
  border-radius: 6px;
  padding: 10px 12px;
  font-size: 0.8rem;
  color: var(--gray-dark);
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
}

/* ================= Engineering Spec Table ================= */
.specs-table-wrapper {
  overflow-x: auto;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  margin: 30px 0;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.specs-table th {
  background: #f8fafc;
  color: var(--dark);
  font-weight: 700;
  padding: 14px 18px;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}

.specs-table td {
  padding: 12px 18px;
  border-bottom: 1px solid var(--border);
  color: var(--gray-dark);
  white-space: nowrap;
}

.specs-table tr:hover td {
  background-color: var(--primary-light);
}

/* ================= 6-Step OEM/ODM Workflow ================= */
.workflow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.workflow-card {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 28px 24px;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.workflow-step {
  font-size: 2rem;
  font-weight: 900;
  color: rgba(2, 132, 199, 0.2);
  line-height: 1;
  margin-bottom: 12px;
}

.workflow-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.workflow-card p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 1.55;
}

/* ================= Certifications & Partners ================= */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.cert-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.cert-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.cert-card span {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--gray);
}

.partner-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 30px;
}

.partner-pill {
  background: #fff;
  border: 1px solid var(--border);
  padding: 10px 18px;
  border-radius: 30px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-dark);
  box-shadow: var(--shadow-sm);
}

/* ================= 2026 RAG FAQ Section ================= */
.faq-list {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.faq-item.active {
  border-color: var(--primary);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 20px 24px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.faq-icon {
  font-size: 1.25rem;
  color: var(--primary);
  transition: transform 0.2s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  padding: 0 24px;
  color: var(--gray-dark);
  font-size: 0.95rem;
  line-height: 1.65;
}

.faq-item.active .faq-answer {
  max-height: 400px;
  padding-bottom: 22px;
}

/* ================= Floating B2B Contact Dock ================= */
.b2b-floating-dock {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 999;
}

.dock-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark);
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.dock-btn:hover {
  transform: scale(1.08);
}

.dock-btn.whatsapp {
  background: #25d366;
  color: #fff;
  border: none;
}

.dock-btn.wechat {
  background: #07c160;
  color: #fff;
  border: none;
}

.dock-btn.quote {
  background: var(--primary);
  color: #fff;
  border: none;
}

.wechat-tooltip {
  position: absolute;
  right: 60px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--dark);
  color: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.8rem;
  white-space: nowrap;
  display: none;
  box-shadow: var(--shadow-md);
}

.dock-btn.wechat:hover .wechat-tooltip {
  display: block;
}

/* ================= Footer ================= */
footer {
  background: #0f172a;
  color: #cbd5e1;
  padding: 70px 0 24px;
  margin-top: 80px;
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-col h4 {
  color: #fff;
  font-size: 1.05rem;
  margin-bottom: 18px;
  font-weight: 700;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #94a3b8;
}

.footer-links a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: #64748b;
}

/* ================= Responsive Queries ================= */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .category-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .workflow-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cert-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-stats-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .category-cards-grid,
  .workflow-grid,
  .cert-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-content h1 {
    font-size: 2.1rem;
  }
  .nav-links {
    display: none;
  }
}