/* ==========================================================================
   YGROW FINSERV - CSS DESIGN SYSTEM & STYLESHEET
   Aesthetic: Executive Wealth Emerald & Royal Gold (Dark/Light Responsive)
   Architecture: Multi-Page Web Application with Scroll Reveal & Animations
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Playfair+Display:ital,wght@0,600;1,600&display=swap');

:root {
  /* Dark Theme Colors (Default Executive Theme) */
  --bg-dark: #070D19;
  --bg-card: rgba(15, 23, 42, 0.75);
  --bg-card-hover: rgba(24, 35, 60, 0.85);
  --bg-nav: rgba(7, 13, 25, 0.88);
  --bg-alternate: rgba(15, 23, 42, 0.4);
  --bg-badge: linear-gradient(145deg, rgba(15, 23, 42, 0.9), rgba(30, 41, 59, 0.8));
  --border-color: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(16, 185, 129, 0.35);
  
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  
  --accent-emerald: #10B981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.25);
  --accent-gold: #F59E0B;
  --accent-gold-glow: rgba(245, 158, 11, 0.25);
  --accent-blue: #3B82F6;
  
  --gradient-primary: linear-gradient(135deg, #10B981 0%, #059669 100%);
  --gradient-gold: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  --gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.005) 100%);
  
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 25px rgba(16, 185, 129, 0.25);
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-serif: 'Playfair Display', serif;
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Overrides */
[data-theme="light"] {
  --bg-dark: #F8FAFC;
  --bg-card: rgba(255, 255, 255, 0.92);
  --bg-card-hover: rgba(255, 255, 255, 1);
  --bg-nav: rgba(255, 255, 255, 0.92);
  --bg-alternate: rgba(241, 245, 249, 0.7);
  --bg-badge: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.9));
  --border-color: rgba(15, 23, 42, 0.08);
  --border-highlight: rgba(16, 185, 129, 0.4);
  
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-dim: #64748B;
  
  --accent-emerald: #059669;
  --accent-emerald-glow: rgba(5, 150, 105, 0.15);
  --accent-gold: #D97706;
  --shadow-lg: 0 20px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* Typography & Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-main);
}

.text-gradient {
  background: linear-gradient(135deg, #10B981 0%, #F59E0B 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gold { color: var(--accent-gold); }
.text-emerald { color: var(--accent-emerald); }
.font-bold { font-weight: 700; }

.container {
  width: 90%;
  max-width: 1240px;
  margin: 0 auto;
}

.section-padding {
  padding: 90px 0;
}

/* Scroll Reveal Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.3s; }
.reveal-delay-3 { transition-delay: 0.45s; }

/* Floating Micro-Animation */
@keyframes floatAnim {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.floating-element {
  animation: floatAnim 6s ease-in-out infinite;
}

/* Glassmorphism Card System */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
  border-color: var(--border-highlight);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg), 0 10px 30px rgba(16, 185, 129, 0.15);
}

/* Ticker Bar */
.ticker-bar {
  background: #030712;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
}

.ticker-wrapper {
  display: flex;
  align-items: center;
  gap: 30px;
  white-space: nowrap;
  animation: ticker-scroll 35s linear infinite;
}

.ticker-wrapper:hover {
  animation-play-state: paused;
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.ticker-badge {
  color: #10B981;
  font-weight: 700;
}

@keyframes ticker-scroll {
  0% { transform: translateX(100%); }
  100% { transform: translateX(-100%); }
}

/* Navigation Header */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.5px;
}

.logo-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #10B981, #059669);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFF;
  font-size: 1.4rem;
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.4);
}

.logo-text span {
  color: var(--accent-gold);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  list-style: none;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-emerald);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: background var(--transition-fast);
}

.theme-btn:hover {
  background: var(--border-color);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition-normal);
  text-align: center;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #FFFFFF;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 25px rgba(16, 185, 129, 0.5);
  transform: translateY(-2px);
}

.btn-outline {
  border: 1px solid var(--border-highlight);
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.03);
}

.btn-outline:hover {
  background: rgba(16, 185, 129, 0.1);
  border-color: var(--accent-emerald);
  transform: translateY(-2px);
}

.btn-gold {
  background: var(--gradient-gold);
  color: #0F172A;
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-gold:hover {
  box-shadow: 0 6px 25px rgba(245, 158, 11, 0.5);
  transform: translateY(-2px);
}

/* Hero Section (Home Page) */
.hero {
  position: relative;
  padding: 80px 0 100px 0;
  overflow: hidden;
}

.hero-bg-glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 500px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.18) 0%, rgba(245, 158, 11, 0.05) 50%, transparent 80%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 30px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--accent-emerald);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.4rem;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 600px;
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.stat-item h3 {
  font-size: 2.2rem;
  color: var(--accent-emerald);
  margin-bottom: 4px;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Inner Page Sub-Hero Banner */
.page-hero {
  padding: 70px 0 50px 0;
  text-align: center;
  background: radial-gradient(circle at 50% 0%, rgba(16, 185, 129, 0.12), transparent 70%);
  border-bottom: 1px solid var(--border-color);
}

.page-hero-title {
  font-size: 2.8rem;
  margin-bottom: 14px;
}

.page-hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto;
}

/* Quick Hero Calculator Card */
.hero-calc-card {
  padding: 30px;
  position: relative;
}

.calc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.calc-header h3 {
  font-size: 1.25rem;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.range-slider {
  width: 100%;
  height: 6px;
  border-radius: 4px;
  background: var(--border-color);
  outline: none;
  accent-color: var(--accent-emerald);
}

.calc-result-box {
  background: rgba(16, 185, 129, 0.08);
  border: 1px dashed var(--accent-emerald);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
  margin-top: 20px;
}

.calc-result-box .amount {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent-emerald);
}

/* AMC Trust Bar */
.trust-bar {
  background: var(--bg-alternate);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 30px 0;
}

.trust-title {
  text-align: center;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.amc-grid {
  display: flex;
  align-items: center;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 30px;
  opacity: 0.85;
}

.amc-logo {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Section Headers */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px auto;
}

.section-tag {
  color: var(--accent-gold);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.section-bg-alternate {
  background: var(--bg-alternate);
}

/* Product Detail Cards (Services Page) */
.product-detail-card {
  padding: 40px;
  margin-bottom: 40px;
}

.product-detail-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
}

.product-detail-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--accent-emerald);
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 24px;
}

.product-feature-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
}

.product-feature-box h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--accent-emerald);
}

/* Risk Profiler Interactive Quiz Styling */
.quiz-card {
  max-width: 750px;
  margin: 0 auto;
  padding: 40px;
}

.quiz-progress-bar {
  width: 100%;
  height: 6px;
  background: var(--border-color);
  border-radius: 3px;
  margin-bottom: 30px;
  overflow: hidden;
}

.quiz-progress-fill {
  height: 100%;
  width: 25%;
  background: var(--gradient-primary);
  transition: width 0.4s ease;
}

.quiz-options-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 24px 0 32px 0;
}

.quiz-option-btn {
  padding: 18px 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-main);
  font-size: 1rem;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition-fast);
}

.quiz-option-btn:hover, .quiz-option-btn.selected {
  border-color: var(--accent-emerald);
  background: rgba(16, 185, 129, 0.12);
  transform: translateX(6px);
}

.risk-result-badge {
  display: inline-block;
  padding: 8px 20px;
  border-radius: 30px;
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: var(--accent-gold);
  font-weight: 700;
  font-size: 1.2rem;
  margin: 16px 0;
}

/* Founder Spotlight Badge */
.advisor-grid {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 50px;
  align-items: flex-start;
}

.advisor-card-badge {
  background: var(--bg-badge);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-xl);
  padding: 40px 30px;
  text-align: center;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  position: relative;
}

.advisor-crest {
  width: 110px;
  height: 110px;
  margin: 0 auto 24px auto;
  border-radius: 50%;
  background: linear-gradient(135deg, #10B981 0%, #059669 50%, #F59E0B 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  font-weight: 800;
  color: #FFF;
  box-shadow: 0 0 30px rgba(16, 185, 129, 0.4);
  border: 3px solid rgba(255, 255, 255, 0.2);
}

.advisor-name { font-size: 1.8rem; margin-bottom: 6px; }
.advisor-role { color: var(--accent-gold); font-size: 0.95rem; font-weight: 600; margin-bottom: 20px; }

.advisor-credentials {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.credential-pill {
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 0.78rem;
  color: var(--accent-emerald);
  font-weight: 600;
}

/* FAQ Accordion */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
  text-align: left;
}

.faq-answer {
  padding: 0 20px 20px 20px;
  color: var(--text-muted);
  font-size: 0.95rem;
  display: none;
}

.faq-item.active .faq-answer { display: block; }
.faq-item.active .faq-question i { transform: rotate(180deg); }

/* Forms & Modals */
.form-control {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  margin-bottom: 16px;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-control:focus { border-color: var(--accent-emerald); }

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(3, 7, 18, 0.85);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-backdrop.active { opacity: 1; pointer-events: auto; }

.modal-content {
  width: 90%;
  max-width: 620px;
  background: var(--bg-dark);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  position: relative;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-card);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

/* Floating Widgets */
.whatsapp-float, .email-float {
  position: fixed;
  bottom: 30px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  color: #FFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  z-index: 999;
  transition: transform var(--transition-fast);
}

.whatsapp-float {
  right: 30px;
  background: #25D366;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
}

.email-float {
  right: 105px;
  background: var(--accent-blue);
  box-shadow: 0 10px 25px rgba(59, 130, 246, 0.4);
}

.whatsapp-float:hover, .email-float:hover { transform: scale(1.1); }

/* Footer */
.footer {
  background: #030712;
  border-top: 1px solid var(--border-color);
  padding: 60px 0 30px 0;
  color: #94A3B8;
  font-size: 0.9rem;
}

.footer h1, .footer h2, .footer h3, .footer h4 {
  color: #F8FAFC !important;
  margin-bottom: 16px;
}

.footer ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0;
  margin: 0;
}

.footer a {
  color: #94A3B8;
  transition: color var(--transition-fast);
}

.footer a:hover {
  color: var(--accent-emerald);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 40px;
}

.disclaimer-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  padding: 16px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-top: 30px;
  line-height: 1.5;
}

/* Founder Page - Philosophy List */
.philosophy-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 24px;
}
.philosophy-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.philosophy-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-emerald);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

/* Services Grid (Structured Workflow) */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}
.service-card {
  padding: 30px;
  text-align: center;
}
.service-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px auto;
  border-radius: 16px;
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-emerald);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}
.service-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}
.service-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
}
.gold-service .service-icon {
  background: rgba(245, 158, 11, 0.1);
  color: var(--accent-gold);
}

/* Calculator Page */
.calc-tabs {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}
.calc-tab-btn {
  padding: 12px 24px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-weight: 600;
  transition: all var(--transition-fast);
}
.calc-tab-btn.active, .calc-tab-btn:hover {
  background: rgba(16, 185, 129, 0.1);
  border-color: var(--accent-emerald);
  color: var(--accent-emerald);
}
.calc-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  padding: 40px;
}
.calc-visual {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.chart-container {
  width: 100%;
  max-width: 320px;
  height: 320px;
  position: relative;
  margin: 0 auto;
}

/* General Layout Grids */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: flex-start;
}

/* Fix product feature icon spacing */
.product-feature-box h4 i {
  margin-right: 8px;
}

/* Mobile Responsiveness */
@media (max-width: 992px) {
  .hero-grid, .product-detail-grid, .footer-grid, .services-grid, .calc-layout, .advisor-grid, .grid-2, .grid-4, .contact-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 2.5rem; }
  .nav-links { display: none; }
}

/* Utilities */
.text-center {
  text-align: center;
}