/* ==========================================================================
   AGASTYA SOLAR - MODERN LUXURY AESTHETIC & RESPONSIVE STYLESHEET
   Empaneled National Solar Portal EPC Contractor (NPDG-228) - Bardoli, Gujarat
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Solar & Nature Brand Palette */
  --emerald-950: #021a14;
  --emerald-900: #04261f;
  --emerald-800: #064336;
  --emerald-700: #085a49;
  --emerald-600: #0b6b54;
  --emerald-500: #10b981;
  --emerald-400: #34d399;
  --emerald-300: #6ee7b7;
  --emerald-100: #d1fae5;
  --emerald-50:  #ecfdf5;

  /* Radiant Solar Warmth */
  --solar-amber-dark: #b45309;
  --solar-amber: #d97706;
  --solar-gold: #f59e0b;
  --solar-yellow: #fbbf24;
  --solar-light: #fef08a;
  --solar-glow: rgba(245, 158, 11, 0.4);
  --emerald-glow: rgba(16, 185, 129, 0.35);

  /* Obsidian Cosmic Dark Surfaces */
  --dark-base: #060e17;
  --dark-surface: #0a1624;
  --dark-card: #0f2032;
  --dark-card-hover: #142a42;
  --dark-border: rgba(255, 255, 255, 0.09);
  --dark-border-glow: rgba(16, 185, 129, 0.3);

  /* Light Clean Modern Surfaces */
  --bg-page: #f8fafc;
  --surface-white: #ffffff;
  --surface-alt: #f1f5f9;
  --border-light: #e2e8f0;
  --border-light-hover: #cbd5e1;

  /* Typography Colors */
  --text-dark-primary: #09131d;
  --text-dark-secondary: #334155;
  --text-dark-muted: #64748b;
  --text-light-primary: #f8fafc;
  --text-light-secondary: #cbd5e1;
  --text-light-muted: #94a3b8;

  /* System Fonts */
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;

  /* Elevation Shadows */
  --shadow-subtle: 0 4px 12px rgba(0, 0, 0, 0.04);
  --shadow-card: 0 12px 32px -4px rgba(15, 23, 42, 0.08);
  --shadow-card-hover: 0 24px 48px -8px rgba(15, 23, 42, 0.16);
  --shadow-dark-card: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow-solar: 0 0 35px rgba(245, 158, 11, 0.35);
  --shadow-glow-emerald: 0 0 35px rgba(16, 185, 129, 0.35);

  /* Radii */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 36px;
  --radius-full: 9999px;

  /* Smooth Transitions */
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.35s var(--ease-spring);
  --transition-slow: 0.6s var(--ease-spring);
}

/* ==========================================================================
   RESET & FOUNDATIONS
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-page);
  color: var(--text-dark-secondary);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Scroll Progress Bar */
#scrollProgressBar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3.5px;
  width: 0%;
  background: linear-gradient(90deg, #10b981 0%, #f59e0b 50%, #fbbf24 100%);
  z-index: 99999;
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.7);
  transition: width 0.1s linear;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

.container {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-dark-primary);
  font-weight: 700;
  line-height: 1.2;
}

.text-gradient-solar {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #d97706 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

.text-gradient-emerald {
  background: linear-gradient(135deg, #34d399 0%, #10b981 60%, #059669 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

.text-gradient-aurora {
  background: linear-gradient(135deg, #a7f3d0 0%, #fde047 50%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

/* Section Header Structure */
.section-header {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 60px;
  position: relative;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 18px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--emerald-50);
  color: var(--emerald-700);
  border: 1px solid rgba(16, 185, 129, 0.3);
  margin-bottom: 16px;
  backdrop-filter: blur(8px);
}

.badge-tag.gold {
  background: rgba(245, 158, 11, 0.12);
  color: var(--solar-amber);
  border-color: rgba(245, 158, 11, 0.35);
}

.badge-tag.light {
  background: rgba(255, 255, 255, 0.1);
  color: #a7f3d0;
  border-color: rgba(255, 255, 255, 0.2);
}

.section-title {
  font-size: clamp(2rem, 3.8vw, 2.9rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text-dark-primary);
  margin-bottom: 18px;
}

.section-title.light {
  color: var(--text-light-primary);
}

.section-desc {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--text-dark-muted);
  line-height: 1.7;
}

.section-desc.light {
  color: var(--text-light-muted);
}

/* ==========================================================================
   BUTTONS & MICRO-INTERACTIONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  user-select: none;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
  transition: left 0.6s ease;
  z-index: -1;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.5);
}

.btn-solar {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 60%, #d97706 100%);
  color: #061e16;
  font-weight: 800;
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.4);
}

.btn-solar:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(245, 158, 11, 0.6);
  color: #03140f;
}

.btn-outline-light {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(12px);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

.btn-outline-primary {
  background: transparent;
  color: var(--emerald-600);
  border: 2px solid var(--emerald-600);
}

.btn-outline-primary:hover {
  background: var(--emerald-600);
  color: #ffffff;
  transform: translateY(-2px);
}

/* ==========================================================================
   TOP NOTIFICATION BAR
   ========================================================================== */
.top-bar {
  background: linear-gradient(90deg, #021a14 0%, #063c2f 50%, #021a14 100%);
  color: #ffffff;
  font-size: 0.82rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  z-index: 1001;
}

.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: nowrap;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: nowrap;
}

.top-badge {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #03211a;
  font-weight: 800;
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  flex-shrink: 0;
}

.top-info {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, 0.9);
  white-space: nowrap;
  font-size: 0.8rem;
}

.top-info strong {
  color: #34d399;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 18px;
  white-space: nowrap;
  flex-shrink: 0;
}

.top-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #e2e8f0;
  font-weight: 600;
  font-size: 0.82rem;
  white-space: nowrap;
}

.top-link:hover {
  color: #34d399;
}

/* ==========================================================================
   STICKY NAVIGATION HEADER
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 99999;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.08);
}

.header-container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 16px;
}

/* Brand Logo */
.brand-logo-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  text-decoration: none;
}

.brand-logo-img {
  height: 46px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.brand-logo-wrap:hover .brand-logo-img {
  transform: scale(1.05);
}

.brand-text-block {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.32rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--emerald-800);
  line-height: 1.1;
  white-space: nowrap;
}

.brand-name span {
  color: var(--solar-amber);
}

.brand-sub {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-dark-muted);
  text-transform: uppercase;
  white-space: nowrap;
  margin-top: 2px;
}

/* Nav Menu */
.nav-wrapper {
  display: flex;
  align-items: center;
  flex: 1;
  justify-content: center;
  min-width: 0;
  margin: 0 14px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.2vw, 20px);
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: nowrap;
}

.nav-link {
  font-size: clamp(0.82rem, 0.86vw, 0.9rem);
  font-weight: 600;
  color: var(--text-dark-primary);
  position: relative;
  padding: 6px 3px;
  white-space: nowrap;
  transition: color 0.2s ease;
  display: inline-block;
  text-decoration: none;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2.5px;
  background: linear-gradient(90deg, #10b981, #f59e0b);
  border-radius: var(--radius-full);
  transition: width 0.25s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--emerald-600);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  white-space: nowrap;
}

.btn-nav-ghost {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--emerald-700);
  background: var(--emerald-50);
  border: 1px solid rgba(16, 185, 129, 0.3);
  white-space: nowrap;
  transition: var(--transition-fast);
  text-decoration: none;
  line-height: 1;
}

.btn-nav-ghost:hover {
  background: var(--emerald-100);
  border-color: var(--emerald-500);
  transform: translateY(-1px);
}

.nav-cta-btn {
  padding: 10px 20px !important;
  font-size: 0.86rem !important;
  font-weight: 700 !important;
  border-radius: var(--radius-full) !important;
  white-space: nowrap !important;
  line-height: 1 !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
}

.mobile-menu-btn {
  display: none;
  background: var(--surface-alt);
  border: 1px solid var(--border-light);
  cursor: pointer;
  padding: 8px;
  color: var(--text-dark-primary);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  line-height: 0;
}

.mobile-menu-btn:hover {
  background: #e2e8f0;
}

/* ==========================================================================
   HERO SECTION WITH AURORA GLOW & PARTICLES
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 720px;
  display: flex;
  align-items: center;
  padding: 90px 0 80px;
  overflow: hidden;
  background-color: var(--dark-base);
  background-image: 
    radial-gradient(ellipse at 80% 20%, rgba(245, 158, 11, 0.18) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(16, 185, 129, 0.22) 0%, transparent 60%),
    linear-gradient(135deg, rgba(2, 26, 20, 0.94) 0%, rgba(6, 14, 23, 0.92) 100%),
    url('../assets/hero_cinematic.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: scroll;
}

/* Solar Particle Canvas */
#heroParticleCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.75;
}

.hero-glow-blob {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.3) 0%, rgba(245, 158, 11, 0.12) 50%, transparent 70%);
  top: -150px;
  right: -100px;
  filter: blur(80px);
  pointer-events: none;
  animation: floatAurora 10s infinite alternate ease-in-out;
  z-index: 1;
}

.hero-glow-blob-secondary {
  position: absolute;
  width: 450px;
  height: 450px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.25) 0%, rgba(16, 185, 129, 0.1) 60%, transparent 80%);
  bottom: -100px;
  left: -80px;
  filter: blur(75px);
  pointer-events: none;
  animation: floatAurora 12s infinite alternate-reverse ease-in-out;
  z-index: 1;
}

@keyframes floatAurora {
  0% { transform: scale(1) translate(0, 0); opacity: 0.7; }
  100% { transform: scale(1.2) translate(-50px, 40px); opacity: 1; }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 52px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  color: #ffffff;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-radius: var(--radius-full);
  font-size: 0.86rem;
  font-weight: 700;
  color: #a7f3d0;
  margin-bottom: 24px;
}

.pulse-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: #f59e0b;
  box-shadow: 0 0 12px #f59e0b;
  animation: pulseGlow 1.8s infinite ease-in-out;
}

@keyframes pulseGlow {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 14px #f59e0b; }
  50% { opacity: 0.4; transform: scale(0.8); box-shadow: 0 0 4px #f59e0b; }
}

.hero-headline {
  font-size: clamp(2.4rem, 4.4vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  color: #ffffff;
}

.hero-subheadline {
  font-size: clamp(1.05rem, 1.35vw, 1.22rem);
  line-height: 1.7;
  color: #cbd5e1;
  margin-bottom: 36px;
  max-width: 620px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-trust-row {
  display: flex;
  align-items: center;
  gap: 28px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #e2e8f0;
}

.trust-item svg {
  color: #34d399;
  flex-shrink: 0;
  filter: drop-shadow(0 0 6px rgba(52, 211, 153, 0.5));
}

/* ==========================================================================
   HERO QUICK SAVINGS ESTIMATOR CARD (GLASSMORPHISM WITH GAUGE)
   ========================================================================== */
.hero-card {
  background: rgba(10, 22, 36, 0.8);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.6);
  color: #ffffff;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 15%;
  right: 15%;
  height: 3px;
  background: linear-gradient(90deg, transparent, #34d399 30%, #f59e0b 70%, transparent);
}

.hero-card-header {
  margin-bottom: 22px;
}

.hero-card-header h3 {
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.hero-card-header p {
  font-size: 0.88rem;
  color: #94a3b8;
}

/* Quick Bill Presets */
.quick-bill-presets {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.preset-chip {
  padding: 5px 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  color: #cbd5e1;
  cursor: pointer;
  transition: var(--transition-fast);
}

.preset-chip:hover, .preset-chip.active {
  background: rgba(245, 158, 11, 0.25);
  border-color: #f59e0b;
  color: #fbbf24;
}

.calc-input-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.calc-input-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: #e2e8f0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.val-highlight {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: #fbbf24;
  text-shadow: 0 0 10px rgba(251, 191, 36, 0.4);
}

/* Custom Styled Range Sliders */
.calc-range-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  border-radius: var(--radius-full);
  background: #1e293b;
  outline: none;
  cursor: pointer;
  transition: background 0.2s;
}

.calc-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  cursor: pointer;
  box-shadow: 0 0 14px rgba(245, 158, 11, 0.7);
  border: 2.5px solid #ffffff;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.calc-range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.18);
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.9);
}

.calc-range-slider::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  cursor: pointer;
  box-shadow: 0 0 14px rgba(245, 158, 11, 0.7);
  border: 2.5px solid #ffffff;
}

/* Quick Metrics Grid with Energy Dial */
.quick-metrics-with-dial {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
  align-items: center;
  background: rgba(0, 0, 0, 0.3);
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 20px;
}

.quick-calc-metrics {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.metric-item {
  display: flex;
  flex-direction: column;
}

.metric-item span.lbl {
  font-size: 0.72rem;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}

.metric-item span.val {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: #34d399;
}

.metric-item span.val.gold {
  color: #fbbf24;
}

/* Circular SVG Independence Gauge */
.dial-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}

.svg-dial-wrap {
  position: relative;
  width: 108px;
  height: 108px;
}

.svg-dial-circle-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.1);
  stroke-width: 8;
}

.svg-dial-circle-fill {
  fill: none;
  stroke: url(#solarGaugeGrad);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 283;
  stroke-dashoffset: 40;
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
  transition: stroke-dashoffset 0.5s ease;
}

.svg-dial-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.dial-pct {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: #fbbf24;
  line-height: 1;
}

.dial-sub {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #a7f3d0;
}

/* ==========================================================================
   UNIQUE FEATURE: LIVE SUN TRAJECTORY & 24H POWER SIMULATOR
   ========================================================================== */
.simulator-section {
  padding: 90px 0;
  background: linear-gradient(180deg, #060e17 0%, #091a29 50%, #060e17 100%);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.simulator-box {
  background: rgba(10, 22, 36, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: 44px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  position: relative;
}

.sim-control-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: rgba(255, 255, 255, 0.05);
  padding: 16px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.sim-time-display {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sim-time-badge {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #04261f;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  padding: 6px 18px;
  border-radius: var(--radius-full);
  box-shadow: 0 0 15px rgba(245, 158, 11, 0.4);
}

.sim-slider-wrap {
  flex: 1;
  min-width: 220px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sim-slider-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: #94a3b8;
  font-weight: 600;
}

.sim-play-btn {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border: 1px solid #10b981;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
}

.sim-play-btn:hover, .sim-play-btn.playing {
  background: #10b981;
  color: #ffffff;
  box-shadow: 0 0 18px rgba(16, 185, 129, 0.6);
}

/* Solar System Interactive Arena */
.sim-stage-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 36px;
  align-items: center;
}

.sim-visual-arena {
  position: relative;
  height: 380px;
  background: radial-gradient(ellipse at bottom, rgba(16, 185, 129, 0.12) 0%, rgba(6, 14, 23, 0.8) 70%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.sim-sky-arc-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* Glowing Sun Entity */
.sim-sun-entity {
  position: absolute;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: radial-gradient(circle, #fffbeb 20%, #facc15 60%, #f59e0b 100%);
  box-shadow: 0 0 40px rgba(250, 204, 21, 0.9), 0 0 80px rgba(245, 158, 11, 0.5);
  transform: translate(-50%, -50%);
  pointer-events: none;
  transition: left 0.1s linear, top 0.1s linear;
  z-index: 5;
}

.sim-sun-entity::after {
  content: '';
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  border: 2px dashed rgba(250, 204, 21, 0.5);
  animation: rotateSunRays 12s linear infinite;
}

@keyframes rotateSunRays {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Illustrated Solar Villa */
.sim-house-backdrop {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 340px;
  height: 220px;
  z-index: 4;
}

/* Energy Conduit Glow Lines */
.sim-flow-line {
  stroke-dasharray: 8 6;
  animation: dashFlow 1s linear infinite;
}

@keyframes dashFlow {
  to { stroke-dashoffset: -28; }
}

/* Live Telemetry KPI Cards */
.sim-telemetry-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.telemetry-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition-fast);
}

.telemetry-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(16, 185, 129, 0.3);
  transform: translateX(4px);
}

.telemetry-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.telemetry-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.telemetry-icon.solar {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
}

.telemetry-icon.grid {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
}

.telemetry-title {
  font-size: 0.82rem;
  color: #94a3b8;
  font-weight: 600;
  text-transform: uppercase;
}

.telemetry-state {
  font-size: 0.78rem;
  color: #34d399;
  font-weight: 700;
}

.telemetry-val {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: #ffffff;
}

/* ==========================================================================
   TRUST STATS & MARQUEE CREDIBILITY STRIP
   ========================================================================== */
.trust-banner-section {
  background: #ffffff;
  border-bottom: 1px solid var(--border-light);
  padding: 32px 0;
  box-shadow: var(--shadow-subtle);
  position: relative;
  z-index: 10;
}

.trust-banner-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.trust-stat-box {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 16px;
  border-right: 1px solid var(--border-light);
  transition: transform 0.2s ease;
}

.trust-stat-box:last-child {
  border-right: none;
}

.trust-stat-box:hover {
  transform: translateY(-2px);
}

.trust-icon-circle {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--emerald-50);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--emerald-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.trust-stat-content h4 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-dark-primary);
  line-height: 1.1;
}

.trust-stat-content p {
  font-size: 0.84rem;
  color: var(--text-dark-muted);
  font-weight: 600;
}

/* ==========================================================================
   BEFORE VS AFTER SOLAR INTERACTIVE COMPARISON
   ========================================================================== */
.compare-section {
  padding: 100px 0;
  background: var(--bg-page);
}

.compare-card-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 1080px;
  margin: 0 auto;
}

.compare-box {
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-light);
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.compare-box:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.compare-box.before-box {
  border-top: 5px solid #ef4444;
}

.compare-box.after-box {
  border-top: 5px solid #10b981;
  background: linear-gradient(180deg, #ffffff 0%, #f0fdf4 100%);
  border-color: rgba(16, 185, 129, 0.3);
}

.compare-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 20px;
}

.compare-box.before-box .compare-badge {
  background: #fee2e2;
  color: #b91c1c;
}

.compare-box.after-box .compare-badge {
  background: #dcfce7;
  color: #15803d;
}

.compare-bill-hero {
  display: flex;
  flex-direction: column;
  margin-bottom: 24px;
}

.compare-bill-hero .sub {
  font-size: 0.85rem;
  color: var(--text-dark-muted);
  font-weight: 600;
}

.compare-bill-hero .amount {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.1;
}

.compare-box.before-box .amount {
  color: #dc2626;
}

.compare-box.after-box .amount {
  color: #059669;
}

.compare-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.compare-features-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-dark-secondary);
}

.compare-features-list li svg {
  flex-shrink: 0;
  margin-top: 3px;
}

/* ==========================================================================
   SOLAR SOLUTIONS & SEGMENTS (3D MOUSE SPOTLIGHT CARDS)
   ========================================================================== */
.solutions-section {
  padding: 100px 0;
  background-color: #ffffff;
  position: relative;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.solution-card {
  background: #ffffff;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-light);
  transition: transform 0.35s var(--ease-spring), box-shadow 0.35s var(--ease-spring), border-color 0.35s ease;
  display: flex;
  flex-direction: column;
  position: relative;
}

.solution-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(16, 185, 129, 0.45);
}

.solution-card-img-wrap {
  position: relative;
  height: 240px;
  overflow: hidden;
}

.solution-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-spring);
}

.solution-card:hover .solution-card-img-wrap img {
  transform: scale(1.08);
}

.solution-pill {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(6, 14, 23, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #34d399;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.solution-card-body {
  padding: 32px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.solution-card-body h3 {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text-dark-primary);
  margin-bottom: 12px;
}

.solution-card-body p {
  font-size: 0.94rem;
  color: var(--text-dark-muted);
  line-height: 1.65;
  margin-bottom: 22px;
  flex-grow: 1;
}

.solution-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--border-light);
}

.solution-features-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-dark-secondary);
}

.solution-features-list li svg {
  color: var(--emerald-600);
  flex-shrink: 0;
}

/* ==========================================================================
   ADVANCED INTERACTIVE SOLAR CALCULATOR
   ========================================================================== */
.calc-section {
  padding: 100px 0;
  background: linear-gradient(180deg, #060e17 0%, #0a1b2a 100%);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.calc-box-wrapper {
  background: rgba(12, 26, 40, 0.75);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: 0 35px 70px -15px rgba(0, 0, 0, 0.65);
}

.calc-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}

.calc-tab-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #cbd5e1;
  padding: 13px 30px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.calc-tab-btn:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #ffffff;
}

.calc-tab-btn.active {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  border-color: #10b981;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.45);
}

.calc-layout-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 48px;
  align-items: start;
}

.calc-inputs-panel {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.slider-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.slider-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.slider-header-flex label {
  font-size: 1rem;
  font-weight: 600;
  color: #e2e8f0;
}

.slider-val-display {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: #fbbf24;
  text-shadow: 0 0 12px rgba(251, 191, 36, 0.4);
}

.slider-subhint {
  font-size: 0.82rem;
  color: #94a3b8;
}

.calc-guarantee-card {
  background: rgba(255, 255, 255, 0.05);
  padding: 22px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.calc-guarantee-card h5 {
  color: #34d399;
  margin-bottom: 8px;
  font-size: 0.96rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.calc-guarantee-card p {
  font-size: 0.86rem;
  color: #94a3b8;
  line-height: 1.6;
}

/* Calculator Results Card */
.calc-results-card {
  background: linear-gradient(145deg, rgba(20, 42, 64, 0.95) 0%, rgba(10, 22, 34, 0.98) 100%);
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: var(--radius-xl);
  padding: 38px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
  position: relative;
}

.results-header-tag {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 24px;
}

.results-header-tag h4 {
  font-size: 1.3rem;
  font-weight: 800;
  color: #ffffff;
}

.results-badge-subsidy {
  background: rgba(245, 158, 11, 0.2);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.45);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.financial-breakdown-table {
  width: 100%;
  margin-bottom: 26px;
  border-collapse: collapse;
}

.financial-breakdown-table td {
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.financial-breakdown-table td.label-col {
  color: #cbd5e1;
  font-size: 0.92rem;
}

.financial-breakdown-table td.val-col {
  text-align: right;
  font-weight: 700;
  font-size: 1.05rem;
  color: #ffffff;
  font-family: var(--font-display);
}

.financial-breakdown-table tr.highlight-subsidy td {
  color: #34d399;
}

.financial-breakdown-table tr.highlight-subsidy td.val-col {
  font-size: 1.25rem;
  font-weight: 800;
  color: #34d399;
}

.financial-breakdown-table tr.highlight-total td {
  border-bottom: none;
  padding-top: 16px;
}

.financial-breakdown-table tr.highlight-total td.label-col {
  font-weight: 800;
  color: #ffffff;
  font-size: 1.1rem;
}

.financial-breakdown-table tr.highlight-total td.val-col {
  font-size: 1.6rem;
  font-weight: 900;
  color: #fbbf24;
}

/* KPI Tiles Row */
.calc-kpi-tiles-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.kpi-mini-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 14px 12px;
  text-align: center;
  transition: var(--transition-fast);
}

.kpi-mini-card:hover {
  background: rgba(255, 255, 255, 0.09);
  transform: translateY(-2px);
}

.kpi-mini-card span.kpi-lbl {
  display: block;
  font-size: 0.72rem;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 4px;
}

.kpi-mini-card span.kpi-num {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: #ffffff;
}

.kpi-mini-card span.kpi-num.green {
  color: #34d399;
}

.kpi-mini-card span.kpi-num.gold {
  color: #fbbf24;
}

/* ==========================================================================
   4-STEP INSTALLATION ROADMAP (CONNECTED ENERGETIC FLOW)
   ========================================================================== */
.process-section {
  padding: 100px 0;
  background-color: #ffffff;
  position: relative;
}

.process-steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  position: relative;
}

/* Connecting Line */
.process-steps-grid::before {
  content: '';
  position: absolute;
  top: 45px;
  left: 10%;
  right: 10%;
  height: 3px;
  background: linear-gradient(90deg, #10b981 0%, #f59e0b 50%, #10b981 100%);
  z-index: 1;
}

.process-step-card {
  background: var(--bg-page);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 36px 24px;
  position: relative;
  z-index: 2;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.process-step-card:hover {
  transform: translateY(-8px);
  background: #ffffff;
  border-color: rgba(16, 185, 129, 0.4);
  box-shadow: var(--shadow-card-hover);
}

.step-num-badge {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  box-shadow: 0 0 16px rgba(16, 185, 129, 0.4);
  transition: transform 0.3s ease;
}

.process-step-card:hover .step-num-badge {
  transform: scale(1.12);
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #04261f;
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.6);
}

.process-step-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-dark-primary);
  margin-bottom: 12px;
}

.process-step-card p {
  font-size: 0.9rem;
  color: var(--text-dark-muted);
  line-height: 1.6;
}

/* ==========================================================================
   LIVE ENVIRONMENTAL IMPACT COUNTERS
   ========================================================================== */
.impact-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #021a14 0%, #063c2f 50%, #021a14 100%);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.impact-item {
  text-align: center;
  padding: 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: transform 0.3s ease;
}

.impact-item:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.08);
}

.impact-icon-wrap {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 1.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.impact-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3vw, 2.6rem);
  font-weight: 900;
  color: #fbbf24;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.impact-label {
  font-size: 0.92rem;
  color: #cbd5e1;
  font-weight: 600;
}

/* ==========================================================================
   PM SURYA GHAR SUBSIDY GUIDE SECTION (INTERACTIVE SLABS)
   ========================================================================== */
.subsidy-guide-section {
  padding: 100px 0;
  background: var(--bg-page);
}

.subsidy-table-card {
  background: #ffffff;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-light);
}

.scheme-table {
  width: 100%;
  border-collapse: collapse;
}

.scheme-table th {
  background: #064336;
  color: #ffffff;
  padding: 20px 24px;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  text-align: left;
  letter-spacing: 0.02em;
}

.scheme-table td {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.95rem;
  color: var(--text-dark-secondary);
  transition: background 0.15s ease;
}

.scheme-table tbody tr:hover td {
  background: var(--emerald-50);
}

.subsidy-val-tag {
  display: inline-flex;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--emerald-100);
  color: var(--emerald-800);
  font-weight: 800;
  font-size: 0.92rem;
}

/* ==========================================================================
   FREQUENTLY ASKED QUESTIONS (ACCORDION)
   ========================================================================== */
.faq-section {
  padding: 100px 0;
  background: #ffffff;
}

.faq-accordion-wrap {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-item.active {
  border-color: var(--emerald-500);
  box-shadow: var(--shadow-card);
}

.faq-header {
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  background: #ffffff;
  user-select: none;
}

.faq-header h4 {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text-dark-primary);
  padding-right: 18px;
  transition: color 0.2s ease;
}

.faq-item.active .faq-header h4 {
  color: var(--emerald-700);
}

.faq-icon-arrow {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.35s var(--ease-spring), background 0.3s ease;
  color: var(--emerald-600);
  flex-shrink: 0;
}

.faq-item.active .faq-icon-arrow {
  transform: rotate(180deg);
  background: var(--emerald-500);
  color: #ffffff;
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-spring);
  background: var(--bg-page);
}

.faq-body-inner {
  padding: 20px 28px 26px;
  font-size: 0.96rem;
  color: var(--text-dark-muted);
  line-height: 1.7;
  border-top: 1px solid var(--border-light);
}

/* ==========================================================================
   CONTACT & LEAD BOOKING SECTION
   ========================================================================== */
.contact-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #060e17 0%, #0c1f30 100%);
  color: #ffffff;
  position: relative;
}

.contact-layout-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 56px;
  align-items: start;
}

.contact-info-panel h3 {
  font-size: clamp(2rem, 3.2vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 18px;
  color: #ffffff;
}

.contact-info-panel p.intro {
  font-size: 1.05rem;
  color: #cbd5e1;
  margin-bottom: 36px;
  line-height: 1.7;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-bottom: 40px;
}

.contact-detail-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #34d399;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-text-content h5 {
  font-size: 0.8rem;
  text-transform: uppercase;
  color: #94a3b8;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

.contact-text-content p {
  font-size: 1.05rem;
  font-weight: 600;
  color: #ffffff;
}

/* Contact Form Card */
.contact-form-card {
  background: rgba(12, 26, 40, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-xl);
  padding: 44px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.55);
}

.contact-form-card h4 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: #ffffff;
}

.contact-form-card p.form-sub {
  font-size: 0.92rem;
  color: #94a3b8;
  margin-bottom: 28px;
}

.contact-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-full-col {
  grid-column: span 2;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: #cbd5e1;
}

.form-field input, .form-field select, .form-field textarea {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
  color: #ffffff;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none;
  border-color: #10b981;
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.3);
}

.form-field select option {
  background: #0a1b2a;
  color: #ffffff;
}

.form-success-banner {
  display: none;
  background: rgba(16, 185, 129, 0.2);
  border: 1px solid #10b981;
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 20px;
  color: #a7f3d0;
  font-size: 0.95rem;
  text-align: center;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: #03080e;
  color: #94a3b8;
  padding: 80px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.92rem;
}

.footer-main-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 44px;
  margin-bottom: 60px;
}

.footer-col-brand .footer-brand-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 14px;
}

.footer-col-brand .footer-brand-title span {
  color: #f59e0b;
}

.footer-col-brand p {
  line-height: 1.7;
  margin-bottom: 22px;
  color: #94a3b8;
}

.footer-col h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 20px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links-list a {
  color: #94a3b8;
  transition: transform 0.2s ease, color 0.2s ease;
  display: inline-block;
}

.footer-links-list a:hover {
  color: #34d399;
  transform: translateX(5px);
}

.footer-bottom-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.88rem;
}

/* ==========================================================================
   FLOATING ACTION BUTTONS
   ========================================================================== */
.floating-actions-container {
  position: fixed;
  bottom: 28px;
  right: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  z-index: 999;
}

.floating-btn {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
  transition: var(--transition-smooth);
  cursor: pointer;
  border: none;
}

.floating-btn:hover {
  transform: scale(1.12);
}

.floating-whatsapp {
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
}

.floating-backtop {
  background: rgba(10, 22, 36, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #ffffff;
  opacity: 0;
  visibility: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.floating-backtop.show {
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1200px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }
  .sim-stage-grid {
    grid-template-columns: 1fr;
  }
  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .solutions-grid article:last-child {
    grid-column: span 2;
    max-width: 600px;
    margin: 0 auto;
    width: 100%;
  }
  .footer-main-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 1360px) {
  .btn-nav-ghost {
    display: none !important;
  }
}

@media (max-width: 1200px) {
  .site-header {
    z-index: 999999;
  }

  .brand-logo-wrap, .nav-actions {
    position: relative;
    z-index: 1000002;
  }

  .nav-wrapper {
    display: none !important;
  }

  .mobile-menu-btn {
    display: flex !important;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1000002;
  }

  /* Full Screen Frosted Glass Mobile Nav Drawer */
  .nav-wrapper.mobile-open {
    display: flex !important;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(4, 20, 16, 0.98);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    padding: 96px 28px 40px;
    z-index: 1000000;
    overflow-y: auto;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    animation: fadeInDown 0.3s var(--ease-spring);
    margin: 0 !important;
  }

  @keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-15px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .nav-wrapper.mobile-open .nav-menu {
    display: flex;
    flex-direction: column;
    gap: 14px;
    width: 100%;
  }

  .nav-wrapper.mobile-open .nav-link {
    font-size: 1.2rem;
    color: #ffffff;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    display: block;
    width: 100%;
  }

  .calc-layout-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .compare-card-container {
    grid-template-columns: 1fr;
  }
  .process-steps-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .process-steps-grid::before {
    display: none;
  }
  .impact-grid {
    grid-template-columns: 1fr 1fr;
  }
  .trust-banner-grid {
    grid-template-columns: 1fr 1fr;
  }
  .trust-stat-box:nth-child(2) {
    border-right: none;
  }
  .contact-layout-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .top-bar-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 6px;
  }
  .top-bar-left {
    justify-content: center;
    gap: 10px;
  }
  .top-bar-right {
    gap: 12px;
  }
  .header-container {
    padding: 0 16px;
    height: 68px;
  }
  .brand-logo-img {
    height: 38px;
  }
  .brand-name {
    font-size: 1.1rem;
  }
  .brand-sub {
    font-size: 0.6rem;
  }
  .nav-cta-btn {
    padding: 8px 14px !important;
    font-size: 0.8rem !important;
  }
  .quick-metrics-with-dial {
    grid-template-columns: 1fr;
  }
  .dial-container {
    margin-top: 12px;
  }
  .solutions-grid {
    grid-template-columns: 1fr;
  }
  .solutions-grid article:last-child {
    grid-column: span 1;
  }
  .calc-box-wrapper, .simulator-box, .contact-form-card {
    padding: 28px 20px;
  }
  .calc-results-card {
    padding: 24px 18px;
  }
  .calc-kpi-tiles-row {
    grid-template-columns: 1fr;
  }
  .process-steps-grid {
    grid-template-columns: 1fr;
  }
  .impact-grid {
    grid-template-columns: 1fr;
  }
  .trust-banner-grid {
    grid-template-columns: 1fr;
  }
  .trust-stat-box {
    border-right: none;
    border-bottom: 1px solid var(--border-light);
    padding-bottom: 16px;
  }
  .trust-stat-box:last-child {
    border-bottom: none;
  }
  .contact-form-grid {
    grid-template-columns: 1fr;
  }
  .form-full-col {
    grid-column: span 1;
  }
  .footer-main-grid {
    grid-template-columns: 1fr;
  }
  .scheme-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}

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