/* ========================================
   HARDWOOD FLOOR CLEANING - PREMIUM DESIGN
   Color Theme: Deep Walnut + Emerald Green + Honey Gold + Warm Cream
   ======================================== */

:root {
  --primary-dark: #1a120a;
  --primary-base: #2c1e10;
  --primary-mid: #3d2b18;
  --secondary-green: #2ECC71;
  --secondary-emerald: #1abc9c;
  --accent-gold: #F5D76E;
  --accent-amber: #E67E22;
  --accent-walnut: #8B5E3C;
  --text-primary: #FFF8F0;
  --text-secondary: #D4C4B0;
  --text-muted: #9A8B78;
  --glass-bg: rgba(44, 30, 16, 0.7);
  --glass-border: rgba(46, 204, 113, 0.2);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  --glow-green: 0 0 20px rgba(46, 204, 113, 0.5);
  --glow-gold: 0 0 20px rgba(245, 215, 110, 0.5);
  --glow-amber: 0 0 20px rgba(230, 126, 34, 0.4);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-display: 'Playfair Display', serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  background: var(--primary-dark);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

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

a:hover {
  color: var(--accent-gold);
  text-shadow: 0 0 8px rgba(245, 215, 110, 0.4);
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Background Effects - Wood Grain Pattern */
.bg-grain {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  background-image: 
    repeating-linear-gradient(
      90deg,
      rgba(139, 94, 60, 0.03) 0px,
      transparent 2px,
      transparent 40px,
      rgba(139, 94, 60, 0.02) 42px
    ),
    repeating-linear-gradient(
      0deg,
      rgba(46, 204, 113, 0.015) 0px,
      transparent 1px,
      transparent 80px
    );
  animation: grainShift 30s linear infinite;
}

@keyframes grainShift {
  0% { transform: translate(0, 0); }
  100% { transform: translate(40px, 80px); }
}

.particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  border-radius: 50%;
  animation: floatUp linear infinite;
  opacity: 0.5;
}

@keyframes floatUp {
  0% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }
  10% { opacity: 0.5; }
  90% { opacity: 0.5; }
  100% {
    transform: translateY(-100px) rotate(360deg);
    opacity: 0;
  }
}

.floating-shapes {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(50px);
  opacity: 0.25;
  animation: shapeDrift 18s ease-in-out infinite;
}

.shape-1 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, var(--secondary-green), transparent);
  top: 5%;
  left: -8%;
  animation-delay: 0s;
}

.shape-2 {
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, var(--accent-gold), transparent);
  top: 55%;
  right: -5%;
  animation-delay: 6s;
}

.shape-3 {
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, var(--accent-amber), transparent);
  bottom: 15%;
  left: 25%;
  animation-delay: 12s;
}

.shape-4 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--accent-walnut), transparent);
  top: 25%;
  right: 15%;
  animation-delay: 3s;
}

@keyframes shapeDrift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(25px, -25px) scale(1.08); }
  50% { transform: translate(-15px, 15px) scale(0.92); }
  75% { transform: translate(15px, 25px) scale(1.04); }
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 15px 0;
  background: rgba(26, 18, 10, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-primary);
}

.logo-icon {
  font-size: 1.5rem;
  color: var(--secondary-green);
  text-shadow: var(--glow-green);
  animation: iconPulse 2.5s ease-in-out infinite;
}

@keyframes iconPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.1); }
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 25px;
}

.main-nav a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--secondary-green);
  transition: width 0.3s ease;
}

.main-nav a:hover::after { width: 100%; }

.main-nav a:hover {
  color: var(--secondary-green);
  text-shadow: none;
}

.nav-cta {
  background: linear-gradient(135deg, var(--secondary-green), var(--secondary-emerald));
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  color: var(--primary-dark) !important;
  font-weight: 600;
}

.nav-cta:hover {
  box-shadow: var(--glow-green);
  transform: translateY(-2px);
}

.nav-cta::after { display: none; }

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

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
  border-radius: 2px;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 100px 20px 50px;
  overflow: hidden;
}

.hero-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 60px;
  max-width: 1200px;
  width: 100%;
  flex-wrap: wrap;
}

.hero-animation {
  flex: 1;
  min-width: 300px;
  max-width: 500px;
  position: relative;
  perspective: 1000px;
}

.floor-svg {
  width: 100%;
  height: auto;
  transform-style: preserve-3d;
  animation: floorFloat 7s ease-in-out infinite;
}

@keyframes floorFloat {
  0%, 100% { transform: translateY(0) rotateX(0deg); }
  50% { transform: translateY(-12px) rotateX(3deg); }
}

/* Floor Animation Elements */
.plank {
  animation: plankShine 5s ease-in-out infinite;
}

.p1 { animation-delay: 0s; }
.p2 { animation-delay: 1.5s; }
.p3 { animation-delay: 3s; }

@keyframes plankShine {
  0%, 100% { opacity: 0.85; }
  50% { opacity: 1; }
}

.grain {
  animation: grainFade 4s ease-in-out infinite;
}

.g1 { animation-delay: 0s; }
.g2 { animation-delay: 1s; }
.g3 { animation-delay: 2s; }
.g4 { animation-delay: 3s; }

@keyframes grainFade {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.6; }
}

/* Dirt particles - being removed */
.dirt {
  animation: dirtRemove 6s ease-in-out infinite;
}

.d1 { animation-delay: 0s; }
.d2 { animation-delay: 0.8s; }
.d3 { animation-delay: 1.6s; }
.d4 { animation-delay: 2.4s; }
.d5 { animation-delay: 3.2s; }
.d6 { animation-delay: 4s; }

@keyframes dirtRemove {
  0%, 30% { opacity: 0.6; transform: translate(0, 0); }
  50% { opacity: 0.3; transform: translate(-5px, -15px); }
  70%, 100% { opacity: 0; transform: translate(-10px, -30px); }
}

/* Cleaning sweep animation */
.sweep-bar {
  animation: sweepMove 5s ease-in-out infinite;
}

.sweep-line {
  animation: sweepMove 5s ease-in-out infinite;
}

@keyframes sweepMove {
  0% { transform: translateX(0); }
  50% { transform: translateX(380px); }
  100% { transform: translateX(0); }
}

/* Sparkles */
.sparkle {
  animation: sparkleAppear 3s ease-in-out infinite;
  transform-origin: center;
}

.sp1 { animation-delay: 0s; }
.sp2 { animation-delay: 0.75s; }
.sp3 { animation-delay: 1.5s; }
.sp4 { animation-delay: 2.25s; }

@keyframes sparkleAppear {
  0% { transform: scale(0) rotate(0deg); opacity: 0; }
  50% { transform: scale(1) rotate(180deg); opacity: 1; }
  100% { transform: scale(0) rotate(360deg); opacity: 0; }
}

/* Cleaning pad rotation */
.cleaning-pad {
  animation: padRotate 8s linear infinite;
  transform-origin: 250px 200px;
}

@keyframes padRotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.pad-center {
  animation: centerPulse 2s ease-in-out infinite;
}

@keyframes centerPulse {
  0%, 100% { r: 8; opacity: 0.3; }
  50% { r: 11; opacity: 0.7; }
}

/* Removed dust floating up */
.rdust {
  animation: dustFloat 4s ease-in-out infinite;
}

.rd1 { animation-delay: 0s; }
.rd2 { animation-delay: 0.6s; }
.rd3 { animation-delay: 1.2s; }
.rd4 { animation-delay: 1.8s; }
.rd5 { animation-delay: 2.4s; }

@keyframes dustFloat {
  0% { transform: translate(0, 0); opacity: 0.7; }
  100% { transform: translate(15px, -60px); opacity: 0; }
}

/* Orbit ring */
.orbit-ring2 {
  animation: orbitSpin2 25s linear infinite;
  transform-origin: 250px 250px;
}

@keyframes orbitSpin2 {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.orbit-dot2 {
  animation: dotPulse2 2.5s ease-in-out infinite;
}

.od2a { animation-delay: 0s; }
.od2b { animation-delay: 1.2s; }

@keyframes dotPulse2 {
  0%, 100% { r: 3; opacity: 1; }
  50% { r: 5; opacity: 0.5; }
}

/* Glow Orbs */
.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(35px);
  opacity: 0.35;
  animation: orbDrift 9s ease-in-out infinite;
}

.orb-a {
  width: 110px;
  height: 110px;
  background: var(--secondary-green);
  top: 15%;
  left: 5%;
  animation-delay: 0s;
}

.orb-b {
  width: 90px;
  height: 90px;
  background: var(--accent-gold);
  bottom: 15%;
  right: 5%;
  animation-delay: 3s;
}

.orb-c {
  width: 70px;
  height: 70px;
  background: var(--accent-amber);
  top: 50%;
  right: 25%;
  animation-delay: 6s;
}

@keyframes orbDrift {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(18px, -18px); }
  66% { transform: translate(-12px, 12px); }
}

/* Hero Text */
.hero-text {
  flex: 1;
  min-width: 300px;
  max-width: 550px;
}

.hero-text h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-gold), var(--secondary-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 30px;
  line-height: 1.6;
}

.hero-ctas {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--secondary-green), var(--secondary-emerald));
  color: var(--primary-dark);
  box-shadow: 0 4px 15px rgba(46, 204, 113, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(46, 204, 113, 0.5);
  color: var(--primary-dark);
  text-shadow: none;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  border-color: var(--secondary-green);
  background: rgba(46, 204, 113, 0.1);
  color: var(--secondary-green);
  box-shadow: var(--glow-green);
}

.btn-outline {
  background: transparent;
  color: var(--accent-gold);
  border: 1px solid var(--accent-gold);
}

.btn-outline:hover {
  background: var(--accent-gold);
  color: var(--primary-dark);
  text-shadow: none;
}

.btn-lg {
  padding: 18px 36px;
  font-size: 1.05rem;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--secondary-green), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; height: 40px; }
  50% { opacity: 0.5; height: 30px; }
}

/* Main Content */
.main-content {
  position: relative;
  z-index: 1;
  padding: 60px 0 80px;
}

.content-wrapper {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 50px;
  align-items: start;
}

/* TOC Sidebar */
.toc-sidebar {
  position: sticky;
  top: 100px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
}

.toc-inner {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 25px;
  box-shadow: var(--glass-shadow);
}

.toc-title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--secondary-green);
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--glass-border);
}

.toc-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toc-link {
  display: block;
  padding: 8px 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
  transition: var(--transition);
}

.toc-link:hover {
  color: var(--secondary-green);
  background: rgba(46, 204, 113, 0.05);
  border-left-color: var(--secondary-green);
}

.toc-link.active {
  color: var(--secondary-green);
  background: rgba(46, 204, 113, 0.1);
  border-left-color: var(--secondary-green);
  font-weight: 500;
}

/* Mobile TOC */
.toc-mobile {
  display: none;
  margin-bottom: 30px;
}

.toc-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 20px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.toc-toggle:hover { border-color: var(--secondary-green); }

.toc-toggle svg { transition: transform 0.3s ease; }

.toc-toggle.active svg { transform: rotate(180deg); }

.toc-mobile-nav {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 15px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  margin-top: -1px;
}

.toc-mobile-nav.active { display: flex; }

/* Article Content */
.article-content { min-width: 0; }

.article-content section {
  margin-bottom: 60px;
  padding-top: 20px;
}

.article-content h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-primary);
  position: relative;
  padding-bottom: 15px;
}

.article-content h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary-green), var(--accent-gold));
  border-radius: 2px;
}

.article-content h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin: 30px 0 12px;
  color: var(--accent-gold);
}

.article-content h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--secondary-green);
}

.article-content p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: 1rem;
  line-height: 1.8;
}

.article-content ul, .article-content ol {
  margin: 16px 0;
  padding-left: 20px;
}

.article-content li {
  color: var(--text-secondary);
  margin-bottom: 8px;
  line-height: 1.7;
}

/* Info Card */
.info-card {
  background: linear-gradient(135deg, rgba(46, 204, 113, 0.1), rgba(245, 215, 110, 0.08));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 25px;
  margin: 25px 0;
  box-shadow: var(--glass-shadow);
}

.info-card h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.info-card ul { list-style: none; padding: 0; }

.info-card li {
  padding: 6px 0 6px 20px;
  position: relative;
}

.info-card li::before {
  content: '◆';
  position: absolute;
  left: 0;
  color: var(--secondary-green);
  font-size: 0.7rem;
}

/* Glass Card */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 25px;
  transition: var(--transition);
  box-shadow: var(--glass-shadow);
}

.glass-card:hover {
  transform: translateY(-5px);
  border-color: var(--secondary-green);
  box-shadow: 0 15px 40px rgba(46, 204, 113, 0.15);
}

.glass-card-premium {
  background: linear-gradient(135deg, rgba(44, 30, 16, 0.9), rgba(61, 43, 24, 0.9));
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 50px 40px;
  position: relative;
  overflow: hidden;
  text-align: center;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin: 25px 0;
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 12px;
  display: block;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.feature-card p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* Process Animation */
.process-animation {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  margin: 30px 0;
}

.process-steps {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 25px;
  flex-wrap: wrap;
}

.p-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 10px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  flex: 1;
  min-width: 80px;
}

.p-step:hover { background: rgba(46, 204, 113, 0.1); }

.p-step.active { background: rgba(46, 204, 113, 0.15); }

.step-indicator {
  width: 35px;
  height: 35px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  background: var(--primary-mid);
  border: 2px solid var(--glass-border);
  transition: var(--transition);
}

.p-step.active .step-indicator {
  background: var(--secondary-green);
  border-color: var(--secondary-green);
  color: var(--primary-dark);
  box-shadow: var(--glow-green);
}

.p-step span {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}

.p-step.active span {
  color: var(--secondary-green);
  font-weight: 500;
}

.process-visual {
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-md);
  padding: 20px;
  overflow: hidden;
}

.process-svg { width: 100%; height: auto; }

.proc-progress { transition: width 0.5s ease; }

.proc-spray, .proc-scrub, .proc-shine, .proc-final {
  transition: opacity 0.5s ease;
}

/* Benefits */
.benefits-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: var(--transition);
}

.benefit-item:hover {
  border-color: var(--accent-gold);
  transform: translateX(5px);
}

.benefit-num {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--accent-gold);
  opacity: 0.7;
  line-height: 1;
}

.benefit-content h3 {
  font-size: 1rem;
  margin: 0 0 5px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 600;
}

.benefit-content p {
  margin: 0;
  font-size: 0.9rem;
}

/* Comparison Table */
.comparison-table {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 25px 0;
}

.comp-header {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 15px;
  padding: 15px 20px;
  background: rgba(46, 204, 113, 0.1);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.comp-row {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 15px;
  padding: 15px 20px;
  border-top: 1px solid var(--glass-border);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.comp-row:hover { background: rgba(46, 204, 113, 0.05); }

.comp-col { padding: 5px 0; }

/* Tips Grid */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
  margin: 25px 0;
}

.tip-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: var(--transition);
}

.tip-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-3px);
}

.tip-icon {
  width: 35px;
  height: 35px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--secondary-green), var(--secondary-emerald));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 12px;
}

.tip-card h4 {
  font-size: 0.95rem;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.tip-card p {
  font-size: 0.85rem;
  margin: 0;
}

/* Why Us */
.why-us-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin: 25px 0;
}

.why-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.why-card p {
  font-size: 0.9rem;
  margin: 0;
}

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 25px 0;
}

.faq-item {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover { border-color: rgba(46, 204, 113, 0.3); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: var(--transition);
  font-family: var(--font-body);
}

.faq-question:hover { color: var(--secondary-green); }

.faq-question svg {
  transition: transform 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
}

.faq-question[aria-expanded="true"] svg { transform: rotate(180deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-answer.active {
  max-height: 300px;
  padding: 0 20px 18px;
}

.faq-answer p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Conclusion */
.conclusion {
  background: linear-gradient(135deg, rgba(46, 204, 113, 0.05), rgba(245, 215, 110, 0.05));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

/* CTA Section */
.cta-section {
  position: relative;
  z-index: 1;
  padding: 80px 0;
}

.cta-card h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 10px;
  background: linear-gradient(135deg, var(--secondary-green), var(--accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 35px;
}

.cta-glow {
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(46, 204, 113, 0.1), transparent 70%);
  pointer-events: none;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
  margin: 30px 0;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: var(--transition);
  text-decoration: none;
}

.contact-item:hover {
  border-color: var(--secondary-green);
  background: rgba(46, 204, 113, 0.1);
  transform: translateY(-3px);
  box-shadow: var(--glow-green);
}

.contact-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--secondary-green), var(--secondary-emerald));
  border-radius: var(--radius-sm);
  color: var(--primary-dark);
  flex-shrink: 0;
}

.contact-info {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.contact-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contact-value {
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* Social Links */
.social-links {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin: 25px 0;
}

.social-link {
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  color: var(--text-secondary);
  transition: var(--transition);
}

.social-link:hover {
  color: #fff;
  transform: translateY(-3px) scale(1.1);
}

.social-link:nth-child(1):hover {
  background: #1877f2;
  border-color: #1877f2;
  box-shadow: 0 0 20px rgba(24, 119, 242, 0.5);
}

.social-link:nth-child(2):hover {
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
  border-color: #dc2743;
  box-shadow: 0 0 20px rgba(220, 39, 67, 0.5);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
  margin-top: 30px;
}

/* Footer */
.site-footer {
  position: relative;
  z-index: 1;
  padding: 50px 0 20px;
  border-top: 1px solid var(--glass-border);
  background: rgba(26, 18, 10, 0.8);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  margin-bottom: 30px;
}

.footer-brand h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--secondary-green);
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-contact p {
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-size: 0.9rem;
}

.footer-contact a { color: var(--text-secondary); }

.footer-contact a:hover { color: var(--secondary-green); }

.footer-bottom {
  padding-top: 20px;
  border-top: 1px solid var(--glass-border);
  text-align: center;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* Responsive Design */
@media (max-width: 992px) {
  .content-wrapper { grid-template-columns: 1fr; }
  .toc-sidebar { display: none; }
  .toc-mobile { display: block; }
  .hero-content { flex-direction: column; text-align: center; }
  .hero-ctas { justify-content: center; }
  .footer-content { grid-template-columns: 1fr; text-align: center; }
}

@media (max-width: 768px) {
  .main-nav {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(26, 18, 10, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 20px;
    gap: 15px;
    transform: translateY(-120%);
    transition: transform 0.3s ease;
    border-bottom: 1px solid var(--glass-border);
  }
  .main-nav.active { transform: translateY(0); }
  .menu-toggle { display: flex; }
  .hero { padding: 80px 15px 40px; min-height: auto; }
  .hero-text h1 { font-size: 1.6rem; }
  .process-steps { flex-wrap: wrap; justify-content: center; }
  .p-step { min-width: 60px; flex: 0 0 auto; }
  .glass-card-premium { padding: 30px 20px; }
  .comp-header, .comp-row { grid-template-columns: 1fr; gap: 8px; }
  .comp-header .comp-col:first-child { font-weight: 700; color: var(--secondary-green); }
  .benefit-item { flex-direction: column; gap: 10px; }
  .scroll-indicator { display: none; }
}

@media (max-width: 480px) {
  .container { padding: 0 15px; }
  .article-content section { margin-bottom: 40px; }
  .conclusion { padding: 25px; }
  .btn { padding: 12px 22px; font-size: 0.9rem; }
  .btn-lg { padding: 14px 28px; }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

:focus-visible {
  outline: 2px solid var(--secondary-green);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: rgba(46, 204, 113, 0.3);
  color: var(--text-primary);
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--primary-dark); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--secondary-green), var(--accent-gold));
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--secondary-green); }