/* =============================================
   BLUE NURSE SCRUBS — Premium Stylesheet
   BluNurseScrubs.com.au
   ============================================= */

/* ---------- CSS Custom Properties ---------- */
:root {
  --bg-primary: #0a1628;
  --bg-secondary: #0d1f3c;
  --bg-tertiary: #1a2d4a;
  --bg-card: rgba(26, 45, 74, 0.45);
  --bg-card-hover: rgba(33, 150, 243, 0.08);
  --accent-blue: #2196F3;
  --accent-blue-light: #4fc3f7;
  --accent-cyan: #64ffda;
  --accent-green: #25D366;
  --accent-green-dark: #128C7E;
  --text-primary: #ffffff;
  --text-secondary: #b0bec5;
  --text-muted: #78909c;
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(33, 150, 243, 0.25);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
  --shadow-hover: 0 16px 48px rgba(33, 150, 243, 0.18);
  --shadow-green: 0 0 24px rgba(37, 211, 102, 0.35);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', system-ui, -apple-system, sans-serif;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  font-size: 16px;
  background: var(--bg-primary);
  overflow-x: hidden;
  max-width: 100%;
}
body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  max-width: 100%;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-blue-light); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-cyan); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { line-height: 1.25; font-weight: 700; }

/* ---------- Keyframe Animations ---------- */
@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.05); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}
@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 12px rgba(37, 211, 102, 0.3), 0 0 24px rgba(37, 211, 102, 0.15); }
  50%      { box-shadow: 0 0 20px rgba(37, 211, 102, 0.5), 0 0 48px rgba(37, 211, 102, 0.25); }
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- Scroll Reveal (JS adds .visible) ---------- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Container ---------- */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- NAVIGATION ---------- */
#nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 16px 0;
  transition: background 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  background: transparent;
  border-bottom: 1px solid transparent;
}
#nav.scrolled {
  background: rgba(10, 22, 40, 0.88);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom: 1px solid var(--border-glass);
  padding: 10px 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}
.nav-logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -0.3px;
  z-index: 1001;
}
.nav-logo .logo-icon { font-size: 1.5rem; }
.nav-logo .brand-highlight { color: var(--accent-blue-light); }
.nav-links {
  display: flex;
  gap: 24px;
  align-items: center;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
.nav-links a {
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.3px;
  position: relative;
  padding: 4px 0;
  transition: color var(--transition);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-blue);
  transition: width var(--transition);
  border-radius: 2px;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links a:hover::after { width: 100%; }

.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: linear-gradient(135deg, var(--accent-green), var(--accent-green-dark));
  color: #fff !important;
  font-weight: 700;
  font-size: 0.85rem;
  border-radius: 30px;
  transition: all var(--transition);
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(46, 204, 113, 0.2);
  z-index: 1001;
}
.nav-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(46, 204, 113, 0.4);
  filter: brightness(1.1);
}

@media (max-width: 1024px) {
  .nav-links {
    gap: 12px;
  }
  .nav-links a {
    font-size: 0.82rem;
  }
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ---------- HERO ---------- */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  padding: 120px 24px 80px;
  overflow: hidden;
  background: linear-gradient(135deg, #0a1628 0%, #0d2847 25%, #1a3a5c 50%, #0d1f3c 75%, #0a1628 100%);
  background-size: 300% 300%;
  animation: gradientShift 18s ease infinite;
}
#hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 50%, rgba(33,150,243,0.06) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 30%, rgba(100,255,218,0.04) 0%, transparent 50%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 2; max-width: 920px; }
.hero-content h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 900;
  letter-spacing: -1.5px;
  margin-bottom: 16px;
  line-height: 1.15;
}
.hero-content h1 .brand-name {
  background: linear-gradient(135deg, var(--accent-blue-light), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-content h2 {
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 36px;
  line-height: 1.6;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-narrative {
  max-width: 800px;
  margin: 0 auto;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.85;
}
.hero-narrative p { margin-bottom: 18px; }
.hero-narrative strong { color: var(--accent-blue-light); font-weight: 600; }

/* Floating dots */
.floating-dot {
  position: absolute;
  border-radius: 50%;
  opacity: 0.12;
  pointer-events: none;
  animation: float 6s ease-in-out infinite;
}
.floating-dot:nth-child(1) { width: 8px; height: 8px; background: var(--accent-blue); top: 15%; left: 10%; animation-delay: 0s; }
.floating-dot:nth-child(2) { width: 14px; height: 14px; background: var(--accent-cyan); top: 25%; right: 15%; animation-delay: 1.5s; }
.floating-dot:nth-child(3) { width: 6px; height: 6px; background: var(--accent-green); bottom: 30%; left: 20%; animation-delay: 3s; }
.floating-dot:nth-child(4) { width: 10px; height: 10px; background: var(--accent-blue-light); bottom: 20%; right: 10%; animation-delay: 4.5s; }
.floating-dot:nth-child(5) { width: 12px; height: 12px; background: var(--accent-blue); top: 60%; left: 5%; animation-delay: 2s; }

/* ---------- CTA BUTTONS ---------- */
.cta-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: linear-gradient(135deg, var(--accent-green), var(--accent-green-dark));
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  animation: glowPulse 2.5s ease-in-out infinite;
  text-decoration: none;
  letter-spacing: 0.2px;
}
.cta-whatsapp:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: var(--shadow-green);
  color: #fff;
}
.cta-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 34px;
  background: transparent;
  color: var(--accent-blue-light);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 50px;
  border: 2px solid var(--border-accent);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.cta-secondary:hover {
  background: rgba(33, 150, 243, 0.1);
  border-color: var(--accent-blue);
  transform: translateY(-2px);
  color: var(--accent-blue-light);
}

/* ---------- SECTIONS ---------- */
section {
  padding: 100px 0;
  position: relative;
}
section:nth-child(even) { background: var(--bg-secondary); }

.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.8px;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-header p {
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto;
  font-size: 1.05rem;
}
.section-header .section-icon {
  font-size: 2.4rem;
  display: block;
  margin-bottom: 14px;
}

/* ---------- GLASS CARD ---------- */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
}
.glass-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  background: var(--bg-card-hover);
}

/* ---------- PRODUCT CARD ---------- */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  opacity: 0;
  transition: opacity var(--transition);
}
.product-card:hover::before { opacity: 1; }
.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-hover);
}
.product-card .card-icon { font-size: 2.8rem; margin-bottom: 18px; display: block; }
.product-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  font-weight: 700;
}
.product-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 18px;
}
.product-card .sub-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-bottom: 20px;
}

/* ---------- FEATURE CARD ---------- */
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 26px;
  backdrop-filter: blur(10px);
  transition: all var(--transition);
}
.feature-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(33,150,243,0.1);
}
.feature-card .card-icon { font-size: 2rem; margin-bottom: 12px; display: block; }
.feature-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--accent-blue-light);
}
.feature-card p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.65;
}

/* ---------- PROCESS STEP ---------- */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}
.process-step {
  text-align: center;
  padding: 36px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  position: relative;
  transition: all var(--transition);
}
.process-step:hover {
  border-color: var(--accent-green);
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(37,211,102,0.1);
}
.process-step .step-number {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  color: var(--bg-primary);
  font-weight: 800;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}
.process-step h4 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  color: var(--accent-blue-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
}
.process-step p {
  color: var(--text-secondary);
  font-size: 0.88rem;
}

/* ---------- OCCUPATION CARD ---------- */
.occupation-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  transition: all var(--transition);
}
.occupation-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.occupation-card .card-icon { font-size: 2.4rem; margin-bottom: 14px; display: block; }
.occupation-card h4 {
  font-size: 1.08rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.occupation-card p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.7;
}

/* ---------- HUB CARD ---------- */
.hub-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all var(--transition);
}
.hub-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.hub-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--accent-blue-light);
}
.hub-card p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.7;
}

/* ---------- FAQ ACCORDION ---------- */
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all var(--transition);
}
.faq-item:hover { border-color: var(--border-accent); }
.faq-item.active { border-color: var(--accent-blue); }
.faq-question {
  padding: 22px 28px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 1.02rem;
  transition: background var(--transition);
  user-select: none;
}
.faq-question:hover { background: rgba(33,150,243,0.05); }
.faq-question .faq-toggle {
  font-size: 1.4rem;
  color: var(--accent-blue-light);
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
}
.faq-item.active .faq-toggle { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease, padding 0.3s ease;
}
.faq-item.active .faq-answer {
  max-height: 600px;
  padding: 0 28px 24px;
}
.faq-answer p {
  color: var(--text-secondary);
  font-size: 0.93rem;
  line-height: 1.75;
}

/* ---------- CATALOG ENTRY ---------- */
.catalog-entry {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  margin-bottom: 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.catalog-entry::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan), var(--accent-green));
}
.catalog-entry:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-hover);
}
.catalog-entry h3 {
  font-size: 1.4rem;
  margin-bottom: 18px;
  font-weight: 800;
}
.catalog-entry .specs {
  margin-bottom: 20px;
}
.catalog-entry .specs h5 {
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 8px;
  font-weight: 600;
}
.catalog-entry .description-text {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
  font-size: 0.95rem;
}

/* ---------- BADGE ---------- */
.badge {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(33, 150, 243, 0.12);
  border: 1px solid rgba(33, 150, 243, 0.2);
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--accent-blue-light);
  margin: 3px;
  transition: all var(--transition);
}
.badge:hover {
  background: rgba(33, 150, 243, 0.2);
  transform: translateY(-1px);
}
.badge.green {
  background: rgba(37, 211, 102, 0.12);
  border-color: rgba(37, 211, 102, 0.2);
  color: var(--accent-green);
}
.badge.cyan {
  background: rgba(100, 255, 218, 0.1);
  border-color: rgba(100, 255, 218, 0.15);
  color: var(--accent-cyan);
}

/* ---------- DIAGRAM BOX ---------- */
.diagram-box {
  background: rgba(13, 31, 60, 0.6);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 32px;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.85rem;
  color: var(--accent-blue-light);
  line-height: 1.8;
  overflow-x: auto;
  backdrop-filter: blur(8px);
  margin-bottom: 40px;
}
.diagram-box .diagram-title {
  display: block;
  text-align: center;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text-primary);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-family: var(--font);
}
.diagram-box .diagram-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.diagram-box .diagram-row:last-child { border-bottom: none; }
.diagram-box .diagram-label { color: var(--accent-cyan); font-weight: 600; min-width: 140px; font-family: var(--font); }
.diagram-box .diagram-arrow { color: var(--text-muted); }
.diagram-box .diagram-value { color: var(--text-secondary); font-family: var(--font); font-size: 0.88rem; }
.diagram-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  text-align: center;
}
.diagram-columns .diagram-col h4 {
  color: var(--accent-blue-light);
  font-size: 1rem;
  margin-bottom: 6px;
}
.diagram-columns .diagram-col p {
  color: var(--text-muted);
  font-size: 0.84rem;
}

/* ---------- COMPARISON TABLE ---------- */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.9rem;
}
.comparison-table th {
  background: rgba(33, 150, 243, 0.12);
  color: var(--accent-blue-light);
  padding: 14px 20px;
  text-align: left;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.8rem;
  border-bottom: 2px solid var(--border-accent);
}
.comparison-table td {
  padding: 14px 20px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-glass);
}
.comparison-table tr:hover td { background: rgba(33,150,243,0.04); }
.star-rating { color: #ffd700; letter-spacing: 2px; }

/* ---------- GRID LAYOUTS ---------- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }

/* ---------- NAV DOTS ---------- */
.nav-dots {
  position: fixed;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.nav-dots a {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.1);
  transition: all var(--transition);
  display: block;
}
.nav-dots a:hover,
.nav-dots a.active {
  background: var(--accent-blue);
  border-color: var(--accent-blue-light);
  transform: scale(1.3);
  box-shadow: 0 0 12px rgba(33,150,243,0.4);
}

/* ---------- SUB-SECTION HEADINGS ---------- */
.sub-heading {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 48px 0 20px;
  color: var(--text-primary);
}
.sub-heading-sm {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 32px 0 16px;
  color: var(--accent-blue-light);
}
.content-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 24px;
  max-width: 860px;
}
.content-text strong { color: var(--accent-blue-light); font-weight: 600; }

/* ---------- WAIST CONFIG CARDS ---------- */
.config-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 24px 0;
}

/* ---------- SIDE-BY-SIDE COMPARISON ---------- */
.comparison-flex {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin: 24px 0;
}

/* ---------- BENEFITS GRID ---------- */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 36px;
}

/* ---------- FOOTER ---------- */
#footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-glass);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand .footer-logo {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-brand .footer-logo .brand-highlight { color: var(--accent-blue-light); }
.footer-brand p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.7;
  margin-bottom: 16px;
}
.footer-col h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-primary);
  margin-bottom: 18px;
  font-weight: 700;
}
.footer-col a {
  display: block;
  color: var(--text-muted);
  font-size: 0.88rem;
  padding: 5px 0;
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--accent-blue-light); }
.footer-bottom {
  border-top: 1px solid var(--border-glass);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* ---------- MOBILE MENU ---------- */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(10, 22, 40, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 2000;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 80px 24px 40px;
  gap: 22px;
  overflow-y: auto;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  color: var(--text-primary);
  font-size: 1.3rem;
  font-weight: 600;
}
.mobile-menu .close-menu {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 2rem;
  color: var(--text-primary);
  cursor: pointer;
  background: none;
  border: none;
}

/* ---------- INDEX TABLE ---------- */
.index-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
}
.index-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  min-width: 800px;
}
.index-table th {
  background: rgba(33, 150, 243, 0.1);
  color: var(--accent-blue-light);
  padding: 14px 18px;
  text-align: left;
  font-weight: 700;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  white-space: nowrap;
}
.index-table td {
  padding: 10px 18px;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255,255,255,0.03);
  vertical-align: top;
}
.index-table .row-label {
  color: var(--accent-cyan);
  font-weight: 600;
  font-size: 0.84rem;
  white-space: nowrap;
}
.index-table tr:hover td { background: rgba(33,150,243,0.03); }

/* =============================================
   RESPONSIVE BREAKPOINTS
   ============================================= */

@media (max-width: 1200px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 1024px) {
  .nav-links { display: none !important; }
  .nav-cta-btn { display: none !important; }
  .hamburger { display: flex !important; }
}

@media (max-width: 768px) {
  .nav-dots { display: none; }

  .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .config-grid { grid-template-columns: 1fr; }
  .comparison-flex { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .diagram-columns { grid-template-columns: 1fr; gap: 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }

  section { padding: 64px 0; }
  .section-header { margin-bottom: 40px; }
  .section-header h2 { font-size: 1.6rem; }

  .hero-content h1 { font-size: 1.9rem; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .cta-whatsapp, .cta-secondary { width: 100%; max-width: 340px; justify-content: center; }

  .catalog-entry { padding: 28px 20px; }
  .glass-card { padding: 24px 18px; }
  .product-card { padding: 28px 18px; }

  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-content h1 { font-size: 1.6rem; }
  .section-header h2 { font-size: 1.35rem; }
  .faq-question { padding: 18px 20px; font-size: 0.92rem; }
}

/* ---------- PREMIUM IMAGE STYLES ---------- */
.card-img-wrap {
  width: 100%;
  height: 240px;
  overflow: hidden;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  border: 1px solid var(--border-glass);
  position: relative;
}
.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.product-card:hover .card-img-wrap img,
.feature-card:hover .card-img-wrap img,
.occupation-card:hover .card-img-wrap img,
.catalog-entry:hover .card-img-wrap img,
.hub-card:hover .card-img-wrap img {
  transform: scale(1.06);
}

.hero-img-wrap {
  max-width: 760px;
  margin: 36px auto 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-accent);
  box-shadow: 0 12px 48px rgba(33, 150, 243, 0.15);
  position: relative;
}
.hero-img-wrap img {
  width: 100%;
  height: auto;
  display: block;
}
.hero-img-wrap::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, transparent 60%, var(--bg-primary) 98%);
  pointer-events: none;
}

.catalog-flex {
  display: flex;
  gap: 36px;
  align-items: center;
}
.catalog-img-wrap {
  flex-shrink: 0;
  width: 300px;
  height: 380px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-card);
}
.catalog-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.catalog-info {
  flex-grow: 1;
}

@media (max-width: 992px) {
  .catalog-flex {
    flex-direction: column;
    align-items: stretch;
  }
  .catalog-img-wrap {
    width: 100%;
    height: 320px;
  }
}

/* ---------- FLOATING WHATSAPP WIDGET ---------- */
.floating-wa-container {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  font-family: var(--font);
}

.floating-wa-btn {
  width: 58px;
  height: 58px;
  background-color: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.4);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  animation: waPulse 2.5s infinite;
  text-decoration: none;
}

.floating-wa-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 22px rgba(37, 211, 102, 0.6);
  background-color: #20ba5a;
}

.floating-wa-btn svg {
  width: 32px;
  height: 32px;
  fill: #fff;
}

.floating-wa-popup {
  position: absolute;
  bottom: 74px;
  right: 0;
  width: 280px;
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  transform: scale(0.9) translateY(10px);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  margin-bottom: 8px;
}

.floating-wa-popup.show {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.wa-popup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding-bottom: 8px;
}

.wa-popup-title {
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.wa-popup-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  padding: 4px;
  transition: color var(--transition);
}

.wa-popup-close:hover {
  color: #fff;
}

.wa-popup-body {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.4;
  margin-bottom: 12px;
}

.wa-popup-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: #25D366;
  color: #fff !important;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 10px 14px;
  border-radius: 8px;
  transition: background-color var(--transition);
  text-align: center;
}

.wa-popup-cta:hover {
  background: #20ba5a;
}

@keyframes waPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

@media (max-width: 480px) {
  .floating-wa-container {
    bottom: 20px;
    right: 20px;
  }
  .floating-wa-popup {
    width: 250px;
  }
}