/* ==========================================================================
   SAI BALAJI MEDIA SERVICES (SBMS.IN) - MASTER TELECOM DESIGN SYSTEM
   Modern, Ultra-Attractive, Clean, Professional & Lightweight Airtel Thanks UI
   ========================================================================== */

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

:root {
  /* Signature Airtel Thanks & SBMS Palette */
  --airtel-red: #e40000;
  --airtel-red-dark: #b80000;
  --airtel-red-light: #ff2a3b;
  --airtel-gradient: linear-gradient(135deg, #e40000 0%, #ff2035 50%, #d40000 100%);
  --airtel-soft-bg: rgba(228, 0, 0, 0.06);
  --airtel-glow: rgba(228, 0, 0, 0.28);
  
  /* Modern Supporting Accents */
  --brand-navy: #0b132b;
  --brand-midnight: #060c1d;
  --brand-cyan: #00b4d8;
  --cyan-gradient: linear-gradient(135deg, #00b4d8 0%, #0077b6 100%);
  --brand-green: #10b981;
  --green-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --brand-amber: #f59e0b;
  --brand-purple: #8b5cf6;
  
  /* Canvas & Card System */
  --bg-page: #f8fafc;
  --bg-white: #ffffff;
  --bg-hero: #070d1e;
  --bg-hero-card: rgba(13, 23, 48, 0.85);
  --bg-card: #ffffff;
  --bg-card-hover: #ffffff;
  --bg-slate: #f1f5f9;
  
  /* Typography Colors */
  --text-dark: #0f172a;
  --text-heading: #1e293b;
  --text-muted: #475569;
  --text-subtle: #64748b;
  --text-light: #94a3b8;
  --text-white: #ffffff;
  
  /* Subtle Borders & Dividers */
  --border-light: #e2e8f0;
  --border-card: #e8eef5;
  --border-dark-glass: rgba(255, 255, 255, 0.12);
  --border-red: rgba(228, 0, 0, 0.25);
  
  /* Luxury Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-card: 0 10px 30px -5px rgba(15, 23, 42, 0.08), 0 4px 10px -2px rgba(15, 23, 42, 0.03);
  --shadow-card-hover: 0 20px 40px -8px rgba(228, 0, 0, 0.15), 0 8px 16px -4px rgba(15, 23, 42, 0.06);
  --shadow-floating: 0 20px 50px rgba(0, 0, 0, 0.2);
  --shadow-red-btn: 0 8px 25px rgba(228, 0, 0, 0.35);
  
  /* Radii */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 9999px;
  
  /* Transition */
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.25;
}

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

ul {
  list-style: none;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--airtel-red);
}

/* Helper Text Classes */
.text-red-500 { color: #e40000 !important; }
.text-cyan-400 { color: #00b4d8 !important; }
.text-yellow-400, .text-yellow-500, .text-amber-400 { color: #f59e0b !important; }
.text-blue-400, .text-blue-500 { color: #0b5cff !important; }
.text-purple-400 { color: #8b5cf6 !important; }
.text-pink-500 { color: #ec4899 !important; }
.text-green-500 { color: #10b981 !important; }
.text-gray-200 { color: #e2e8f0 !important; }

/* ==========================================================================
   1. TOP ANNOUNCEMENT BANNER
   ========================================================================== */
.top-banner {
  background: linear-gradient(90deg, #990000 0%, #e40000 45%, #0f172a 100%);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 8px 20px;
  text-align: center;
  position: relative;
  z-index: 1001;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  letter-spacing: 0.2px;
}

.top-banner .badge {
  background: #ffffff;
  color: #e40000;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.top-banner a {
  color: #ffe600;
  font-weight: 700;
  text-decoration: underline;
}

/* ==========================================================================
   2. LUXURY AIRTEL THANKS NAVBAR
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  border-bottom-color: rgba(228, 0, 0, 0.15);
}

.nav-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 10px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
  transition: var(--transition);
}

.brand-logo:hover img {
  transform: scale(1.03);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  transition: var(--transition);
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--airtel-red);
  background: var(--airtel-soft-bg);
}

.nav-link.active {
  color: #fff;
  background: var(--airtel-gradient);
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(228, 0, 0, 0.3);
}

.nav-link.active i {
  color: #ffffff;
}

.tag-new-badge {
  background: #ff0844;
  color: #fff;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: var(--radius-pill);
  margin-left: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.btn-quick-pay {
  background: var(--bg-slate);
  border: 1px solid var(--border-light);
  color: var(--text-dark);
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-quick-pay:hover {
  background: #ffffff;
  border-color: var(--airtel-red);
  color: var(--airtel-red);
  box-shadow: 0 4px 15px rgba(228, 0, 0, 0.15);
}

.btn-primary-thanks {
  background: var(--airtel-gradient);
  color: #fff !important;
  padding: 9px 22px;
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-red-btn);
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary-thanks:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(228, 0, 0, 0.45);
  color: #fff !important;
}

.btn-hero-primary {
  background: var(--airtel-gradient);
  color: #fff !important;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-size: 0.98rem;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-red-btn);
  transition: var(--transition);
}

.btn-hero-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 35px rgba(228, 0, 0, 0.5);
  color: #fff !important;
}

.btn-hero-secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  color: #ffffff !important;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  font-size: 0.98rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-hero-secondary:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: #ffffff;
  color: #ffffff !important;
}

.hamburger-btn {
  display: none;
  background: var(--bg-slate);
  border: 1px solid var(--border-light);
  color: var(--text-dark);
  font-size: 1.2rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* ==========================================================================
   3. HERO SECTIONS & 3D CANVAS
   ========================================================================== */
.hero-section {
  position: relative;
  background: radial-gradient(circle at 75% 30%, #152244 0%, #070d1e 70%, #040711 100%);
  color: #fff;
  padding: 70px 24px 90px;
  overflow: hidden;
  min-height: 650px;
  display: flex;
  align-items: center;
}

.page-hero {
  position: relative;
  background: radial-gradient(circle at 60% 40%, #152244 0%, #070d1e 80%);
  color: #fff;
  padding: 60px 24px 70px;
  text-align: center;
  overflow: hidden;
}

.page-hero h1 {
  color: #ffffff;
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.page-hero p {
  color: #cbd5e1;
  font-size: 1.05rem;
  max-width: 680px;
  margin: 0 auto 20px;
}

#webgl-3d-canvas {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  opacity: 0.9;
}

.hero-container {
  max-width: 1360px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(228, 0, 0, 0.18);
  border: 1px solid rgba(228, 0, 0, 0.4);
  color: #ff4d5a;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero-pill .dot {
  width: 8px;
  height: 8px;
  background: #ff4d5a;
  border-radius: 50%;
  box-shadow: 0 0 10px #ff4d5a;
}

.hero-title {
  font-size: 3.4rem;
  font-weight: 900;
  color: #ffffff;
  line-height: 1.15;
  margin-bottom: 18px;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 30%, #ff6b76 70%, #ea1b25 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: #cbd5e1;
  line-height: 1.7;
  margin-bottom: 24px;
  max-width: 560px;
}

.hero-services-tags {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 30px;
}

.service-tag {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.86rem;
  font-weight: 600;
  color: #e2e8f0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-tag i {
  color: #00b4d8;
}

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

/* Tab Pill Toggle (Broadband page) */
.tab-pill-toggle {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 6px;
  border-radius: var(--radius-pill);
  gap: 6px;
  margin-top: 14px;
}

.tab-pill-btn {
  background: transparent;
  border: none;
  color: #cbd5e1;
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  transition: var(--transition);
}

.tab-pill-btn.active {
  background: var(--airtel-gradient);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(228, 0, 0, 0.4);
}

/* ==========================================================================
   4. AIRTEL THANKS QUICK RECHARGE WIDGET
   ========================================================================== */
.hero-card-widget {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.8);
  color: var(--text-dark);
  position: relative;
  z-index: 3;
}

.card-widget-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.card-widget-header h3 {
  font-size: 1.3rem;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.thanks-badge {
  background: var(--airtel-soft-bg);
  color: var(--airtel-red);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.recharge-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  background: #f1f5f9;
  padding: 5px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
}

.recharge-tab-btn {
  background: transparent;
  border: none;
  padding: 9px 10px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-subtle);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.recharge-tab-btn.active {
  background: #ffffff;
  color: var(--airtel-red);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.recharge-input-group {
  margin-bottom: 16px;
}

.recharge-input-group label {
  display: block;
  font-size: 0.76rem;
  font-weight: 800;
  color: var(--text-subtle);
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}

.input-with-icon {
  position: relative;
  display: flex;
  align-items: center;
}

.input-with-icon i {
  position: absolute;
  left: 14px;
  color: #94a3b8;
  font-size: 0.95rem;
}

.input-with-icon input,
.input-with-icon select {
  width: 100%;
  padding: 12px 16px 12px 42px;
  background: #f8fafc;
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius-sm);
  color: var(--text-dark);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  transition: var(--transition);
}

.input-with-icon input:focus,
.input-with-icon select:focus {
  outline: none;
  background: #ffffff;
  border-color: var(--airtel-red);
  box-shadow: 0 0 0 4px rgba(228, 0, 0, 0.1);
}

.popular-recharges {
  margin-bottom: 20px;
}

.popular-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.76rem;
  font-weight: 800;
  color: var(--text-subtle);
  margin-bottom: 8px;
}

.popular-chips {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.chip-btn {
  background: #f8fafc;
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius-sm);
  padding: 8px 6px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}

.chip-btn:hover, .chip-btn.selected {
  background: var(--airtel-soft-bg);
  border-color: var(--airtel-red);
}

.chip-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-dark);
}

.chip-btn.selected .chip-title {
  color: var(--airtel-red);
}

.chip-btn span {
  font-size: 0.7rem;
  color: var(--text-subtle);
  display: block;
}

.btn-submit-recharge {
  width: 100%;
  background: var(--airtel-gradient);
  color: #ffffff;
  padding: 13px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 800;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-red-btn);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-submit-recharge:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(228, 0, 0, 0.45);
}

/* ==========================================================================
   5. GENERAL SECTIONS, HEADERS & QUICK ACTIONS
   ========================================================================== */
.section {
  padding: 80px 24px;
}

.section-padding {
  padding: 80px 24px;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 50px;
}

.section-tag {
  display: inline-block;
  background: var(--airtel-soft-bg);
  color: var(--airtel-red);
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.quick-actions-section {
  padding: 50px 24px;
  background: #ffffff;
  border-bottom: 1px solid var(--border-light);
}

.actions-container {
  max-width: 1360px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

.action-card {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 22px 14px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-decoration: none;
}

.action-card:hover {
  transform: translateY(-6px);
  border-color: rgba(228, 0, 0, 0.3);
  box-shadow: var(--shadow-card-hover);
}

.action-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--airtel-soft-bg);
  color: var(--airtel-red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  transition: var(--transition);
}

.action-card:hover .action-icon-wrap {
  background: var(--airtel-gradient);
  color: #fff;
  transform: scale(1.1);
}

.action-label {
  font-size: 0.95rem;
  color: var(--text-dark);
  font-weight: 700;
}

.action-sub {
  font-size: 0.76rem;
  color: var(--text-subtle);
}

/* ==========================================================================
   6. COMBO & PLAN CARDS (Ultra-Clean White Cards with Red Highlights)
   ========================================================================== */
.combo-grid {
  max-width: 1360px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.combo-card {
  background: #ffffff;
  border: 1.5px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  position: relative;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.combo-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(228, 0, 0, 0.35);
}

.combo-card.featured {
  border-color: var(--airtel-red);
  box-shadow: 0 15px 40px rgba(228, 0, 0, 0.12);
}

.combo-badge-top {
  position: absolute;
  top: -14px;
  right: 28px;
  background: var(--airtel-gradient);
  color: #fff;
  padding: 4px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  box-shadow: 0 4px 12px rgba(228, 0, 0, 0.35);
}

.combo-header {
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-light);
}

.combo-name {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.combo-speed-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 180, 216, 0.1);
  color: #0077b6;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 800;
}

.combo-price-wrap {
  margin-bottom: 24px;
}

.combo-price {
  font-size: 3rem;
  font-weight: 900;
  color: var(--text-dark);
  font-family: 'Outfit', sans-serif;
  line-height: 1;
  margin-bottom: 6px;
}

.combo-price .currency {
  font-size: 1.5rem;
  color: var(--airtel-red);
  margin-right: 2px;
}

.combo-price .period {
  font-size: 0.9rem;
  color: var(--text-subtle);
  font-weight: 600;
}

.combo-savings {
  display: inline-block;
  background: rgba(16, 185, 129, 0.1);
  color: #059669;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}

.combo-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 30px;
  flex-grow: 1;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.feature-item i {
  color: var(--brand-green);
  font-size: 1.1rem;
  margin-top: 3px;
  flex-shrink: 0;
}

.feature-item .text h5 {
  font-size: 0.95rem;
  color: var(--text-dark);
  font-weight: 700;
  margin-bottom: 2px;
}

.feature-item .text p {
  font-size: 0.82rem;
  color: var(--text-subtle);
  line-height: 1.4;
}

.ott-badge-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
}

.ott-app-icon {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  object-fit: cover;
}

.ott-more-count {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-subtle);
  background: #f1f5f9;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}

/* ==========================================================================
   7. OTT SHOWCASE SECTION
   ========================================================================== */
.ott-showcase-section {
  background: #ffffff;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.ott-logos-carousel {
  max-width: 1360px;
  margin: 0 auto 30px;
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 10px;
  scrollbar-width: none;
}

.ott-logos-carousel::-webkit-scrollbar {
  display: none;
}

.ott-brand-pill {
  background: #f8fafc;
  border: 1.5px solid var(--border-light);
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.ott-brand-pill:hover {
  border-color: var(--airtel-red);
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(228, 0, 0, 0.12);
}

.ott-posters-grid {
  max-width: 1360px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.poster-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  aspect-ratio: 16/10;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.poster-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.poster-card:hover {
  transform: scale(1.03);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.poster-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  color: #fff;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 800;
  z-index: 2;
}

.poster-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
  color: #ffffff;
  z-index: 2;
}

.poster-overlay h4 {
  font-size: 1rem;
  color: #ffffff;
  margin-bottom: 2px;
}

.poster-overlay p {
  font-size: 0.78rem;
  color: #cbd5e1;
}

/* ==========================================================================
   8. SPEED TEST SECTION
   ========================================================================== */
.speedtest-section {
  padding: 80px 24px;
  background: radial-gradient(circle at 50% 30%, #0d1a38 0%, #050a16 100%);
  color: #ffffff;
}

.speedtest-box {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.speed-meter-container {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: 40px 30px;
  text-align: center;
  backdrop-filter: blur(20px);
}

.speed-gauge {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  border: 10px solid rgba(255, 255, 255, 0.08);
  border-top-color: #00e5ff;
  border-right-color: #ea1b25;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 0 35px rgba(0, 229, 255, 0.2);
}

.speed-gauge-inner {
  text-align: center;
}

.speed-number {
  font-size: 3.2rem;
  font-weight: 900;
  color: #ffffff;
  font-family: 'Outfit', sans-serif;
  line-height: 1;
}

.speed-unit {
  font-size: 0.95rem;
  color: #00e5ff;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn-start-test {
  background: var(--airtel-gradient);
  color: #ffffff;
  padding: 12px 36px;
  border-radius: var(--radius-pill);
  font-size: 1rem;
  font-weight: 800;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-red-btn);
  transition: var(--transition);
}

.btn-start-test:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 30px rgba(228, 0, 0, 0.6);
}

.speedtest-details h3 {
  color: #ffffff;
}

.speed-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.metric-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.metric-card i {
  font-size: 1.6rem;
  color: #00e5ff;
}

.metric-val {
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
}

.metric-label {
  font-size: 0.78rem;
  color: #94a3b8;
}

/* ==========================================================================
   9. FEATURE SHOWCASE (4K Smart Box, Wi-Fi 6)
   ========================================================================== */
.feature-showcase-section {
  padding: 80px 24px;
  background: var(--bg-page);
}

.feature-showcase-container {
  max-width: 1360px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.feature-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.feature-visual img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

.feature-floating-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(15px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow-floating);
}

.feature-floating-badge i {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--airtel-soft-bg);
  color: var(--airtel-red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.feature-details h2 {
  font-size: 2.3rem;
  color: var(--text-dark);
  margin-bottom: 16px;
}

.feature-list-check {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 30px;
}

.check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-dark);
}

.check-item i {
  color: var(--brand-green);
  font-size: 1.05rem;
}

/* ==========================================================================
   10. STATS STRIP & TESTIMONIALS
   ========================================================================== */
.stats-strip {
  max-width: 1360px;
  margin: 0 auto 60px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-sm);
}

.stat-box {
  text-align: center;
  border-right: 1px solid var(--border-light);
}

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

.stat-box .number {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--airtel-red);
  font-family: 'Outfit', sans-serif;
  margin-bottom: 2px;
}

.stat-box .label {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
}

.testimonials-grid {
  max-width: 1360px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: rgba(228, 0, 0, 0.2);
}

.stars {
  color: #f59e0b;
  font-size: 0.95rem;
  margin-bottom: 14px;
}

.testimonial-quote {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.testimonial-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  object-fit: cover;
}

.user-info h5 {
  font-size: 0.95rem;
  color: var(--text-dark);
}

.user-info p {
  font-size: 0.78rem;
  color: var(--text-subtle);
}

/* ==========================================================================
   11. APP DOWNLOAD CTA BANNER
   ========================================================================== */
.app-cta-section {
  padding: 40px 24px 80px;
  background: var(--bg-page);
}

.app-cta-banner {
  max-width: 1360px;
  margin: 0 auto;
  background: linear-gradient(135deg, #e40000 0%, #b80000 100%);
  border-radius: var(--radius-lg);
  padding: 50px 60px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  box-shadow: 0 20px 45px rgba(228, 0, 0, 0.25);
}

.app-cta-content h2 {
  font-size: 2.2rem;
  color: #fff;
  margin-bottom: 12px;
}

.app-cta-content p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin-bottom: 24px;
}

.app-store-badges {
  display: flex;
  gap: 16px;
}

.store-badge {
  background: #ffffff;
  color: var(--text-dark);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-decoration: none;
}

.store-badge:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-floating);
}

.store-badge i {
  font-size: 1.4rem;
  color: var(--text-dark);
}

.app-cta-mockup img {
  width: 280px;
  height: auto;
  border-radius: var(--radius-md);
}

/* ==========================================================================
   12. BRANCH LOCATIONS & CONTACT
   ========================================================================== */
.branch-locations-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 30px;
}

.branch-card-modern {
  background: #ffffff;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.branch-card-modern:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.branch-card-header {
  padding: 24px;
  background: #f8fafc;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: 14px;
}

.branch-badge-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--airtel-soft-bg);
  color: var(--airtel-red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.branch-card-body {
  padding: 24px;
}

.branch-contact-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 20px;
}

.branch-contact-list-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.branch-contact-list-item i {
  color: var(--airtel-red);
  font-size: 1.1rem;
  margin-top: 3px;
}

.branch-map-embed {
  width: 100%;
  height: 220px;
  border: none;
  border-radius: var(--radius-sm);
  margin-top: 14px;
}

/* ==========================================================================
   13. FLOATING ROUND WHATSAPP WIDGET
   ========================================================================== */
.whatsapp-widget-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 9999;
}

.wa-round-btn {
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.9rem;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.45);
  cursor: pointer;
  position: relative;
  transition: var(--transition);
}

.wa-round-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 15px 35px rgba(37, 211, 102, 0.6);
}

.wa-round-btn .pulse-ring {
  position: absolute;
  top: -6px;
  left: -6px;
  right: -6px;
  bottom: -6px;
  border: 2px solid #25d366;
  border-radius: 50%;
  animation: waPulse 2s infinite;
  opacity: 0.8;
}

@keyframes waPulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.25); opacity: 0; }
  100% { transform: scale(0.95); opacity: 0; }
}

.wa-round-btn .online-dot {
  position: absolute;
  top: 3px;
  right: 3px;
  width: 13px;
  height: 13px;
  background: #ffffff;
  border: 2.5px solid #25d366;
  border-radius: 50%;
}

.wa-popup-card {
  position: absolute;
  bottom: 75px;
  right: 0;
  width: 310px;
  background: #ffffff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-floating);
  border: 1px solid var(--border-light);
  padding: 20px;
  display: none;
  flex-direction: column;
  gap: 12px;
  animation: popupSlide 0.3s ease;
}

@keyframes popupSlide {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.whatsapp-widget-container.active .wa-popup-card {
  display: flex;
}

.wa-popup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-light);
}

.wa-popup-header h4 {
  font-size: 1rem;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.wa-popup-header h4 i {
  color: #25d366;
}

.wa-branch-item {
  background: #f8fafc;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  transition: var(--transition);
}

.wa-branch-item:hover {
  background: rgba(37, 211, 102, 0.08);
  border-color: #25d366;
}

.wa-branch-info h5 {
  font-size: 0.88rem;
  color: var(--text-dark);
  margin-bottom: 2px;
}

.wa-branch-info p {
  font-size: 0.78rem;
  color: var(--text-subtle);
  font-weight: 600;
}

.wa-chat-pill-btn {
  background: #25d366;
  color: #fff;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ==========================================================================
   14. FOOTER (Professional Airtel Thanks Dark Slate)
   ========================================================================== */
.footer {
  background: #0b132b;
  color: #94a3b8;
  padding: 70px 24px 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-container {
  max-width: 1360px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 50px;
}

.footer-about img {
  height: 48px;
  width: auto;
  margin-bottom: 16px;
}

.footer-about p {
  font-size: 0.88rem;
  line-height: 1.7;
  margin-bottom: 20px;
  color: #cbd5e1;
}

.footer-socials {
  display: flex;
  gap: 10px;
}

.social-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  transition: var(--transition);
}

.social-btn:hover {
  background: var(--airtel-red);
  border-color: var(--airtel-red);
  transform: translateY(-2px);
}

.footer-column h4 {
  font-size: 1rem;
  color: #ffffff;
  margin-bottom: 18px;
  font-weight: 700;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links li a {
  font-size: 0.88rem;
  color: #94a3b8;
  transition: var(--transition);
}

.footer-links li a:hover {
  color: #ffffff;
  padding-left: 4px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: #cbd5e1;
  margin-bottom: 12px;
  line-height: 1.5;
}

.footer-contact-item i {
  color: var(--airtel-red);
  font-size: 0.95rem;
  margin-top: 3px;
}

.footer-bottom {
  max-width: 1360px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: #64748b;
  flex-wrap: wrap;
  gap: 12px;
}

/* ==========================================================================
   15. MODAL STYLES (Quick Pay & Recharge)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 7, 18, 0.7);
  backdrop-filter: blur(10px);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  max-width: 460px;
  width: 100%;
  padding: 34px;
  position: relative;
  box-shadow: var(--shadow-floating);
  color: var(--text-dark);
}

.modal-close-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  background: #f1f5f9;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--text-subtle);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close-btn:hover {
  background: var(--airtel-soft-bg);
  color: var(--airtel-red);
}

.btn-submit-recharge {
  width: 100%;
  background: var(--airtel-gradient);
  color: #fff;
  padding: 13px;
  border-radius: var(--radius-sm);
  font-weight: 800;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-red-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* ==========================================================================
   16. RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1200px) {
  .hero-title { font-size: 2.8rem; }
  .actions-container { grid-template-columns: repeat(3, 1fr); }
  .footer-container { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 992px) {
  .hero-container { grid-template-columns: 1fr; }
  .combo-grid { grid-template-columns: 1fr; }
  .speedtest-box { grid-template-columns: 1fr; }
  .feature-showcase-container { grid-template-columns: 1fr; }
  .ott-posters-grid { grid-template-columns: repeat(2, 1fr); }
  .branch-locations-grid { grid-template-columns: 1fr; }
  .stats-strip { grid-template-columns: repeat(2, 1fr); gap: 30px; }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: #ffffff;
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-floating);
    display: none;
  }
  .nav-menu.open { display: flex; }
  .hamburger-btn { display: flex; }
  .hero-title { font-size: 2.2rem; }
  .actions-container { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .app-cta-banner { flex-direction: column; padding: 30px; text-align: center; }
  .footer-container { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .whatsapp-widget-container { bottom: 20px; right: 20px; }
  .stats-strip { grid-template-columns: 1fr; }
  .stat-box { border-right: none; border-bottom: 1px solid var(--border-light); padding-bottom: 16px; }
  .stat-box:last-child { border-bottom: none; padding-bottom: 0; }
}