/* ==========================================================================
   NEW TECH INDUCTION COMPANY — VINAYAK INDUSTRIAL DESIGN SYSTEM
   Exact UI Match to vinayakacrylic.com
   Colors: Primary Red (#F3010C / #C40008), Gold (#C9A84C / #E8D5A3),
           Ivory/Porcelain Light Background (#faf8f5 / #ffffff / #f5f0eb),
           WhatsApp Green (#25D366)
   Typography: 'Calistoga' serif display, 'Inter' sans body, 'JetBrains Mono' code
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Calistoga&family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  --color-primary: #F3010C;
  --color-primary-rgb: 243, 1, 12;
  --color-primary-hover: #C40008;
  --color-primary-dark: #8F0005;
  --color-primary-light: #FF2E38;
  --color-primary-glow: rgba(243, 1, 12, 0.45);
  --color-black: #090A0A;
  --color-onyx: #0F1115;
  --color-graphite: #181B22;
  --color-gold: #FF9900;
  --color-gold-light: #FFB732;
  --color-peach: #ffd1bf;
  --color-bg-light: #faf8f5;
  --color-bg-secondary: #ffffff;
  --color-bg-tertiary: #f5f0eb;
  --color-dark: #090A0C;
  --color-whatsapp: #25D366;
  --font-display: 'Calistoga', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* Base resets & typography */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-light);
  color: #1f2937;
  overflow-x: clip;
}

.font-display {
  font-family: var(--font-display);
}

.font-mono-alt {
  font-family: var(--font-mono);
}

/* 3D Text Shadow */
.text-3d {
  text-shadow: 
    0 1px 0 #cbd5e1, 
    0 2px 0 #94a3b8, 
    0 3px 0 #64748b, 
    0 4px 1px rgba(0,0,0,.08), 
    0 5px 6px rgba(0,0,0,.15);
}

.dark .text-3d,
.text-3d.text-white,
.text-white .text-3d {
  text-shadow: 
    0 1px 0 #475569, 
    0 2px 0 #334155, 
    0 3px 0 #1e293b, 
    0 4px 1px rgba(0,0,0,.3),
    0 5px 8px rgba(0,0,0,.5);
}

.text-3d .bg-clip-text,
.text-3d .text-transparent {
  text-shadow: none !important;
  filter: drop-shadow(0 2px 0 #dc2626) drop-shadow(0 3px 0 #b91c1c) drop-shadow(0 4px 4px rgba(0, 0, 0, 0.25)) !important;
}

/* Glassmorphism surfaces matching Vinayak */
.bg-glass {
  background-color: rgba(250, 248, 245, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.bg-glass-white {
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.bg-glass-morph-strong {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(229, 231, 235, 0.8);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.05);
}

.dark .bg-glass {
  background-color: rgba(17, 24, 39, 0.9);
}

.dark .bg-glass-white {
  background-color: rgba(31, 41, 55, 0.9);
}

.dark .bg-glass-morph-strong {
  background: rgba(31, 41, 55, 0.85);
  border-color: rgba(75, 85, 99, 0.4);
}

/* Subtle dot pattern background */
.bg-pattern-dots {
  background-image: radial-gradient(rgba(209, 213, 219, 0.5) 1px, transparent 1px);
  background-size: 24px 24px;
}

.dark .bg-pattern-dots {
  background-image: radial-gradient(rgba(75, 85, 99, 0.4) 1px, transparent 1px);
}

/* Mega Menu Navigation */
.mega-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  opacity: 0;
  visibility: hidden;
  transition: all .3s cubic-bezier(.4,0,.2,1);
  pointer-events: none;
  z-index: 100;
}

.group:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

.nav-link {
  position: relative;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  color: #374151;
  transition: all .25s ease;
  border-radius: 10px;
  white-space: nowrap;
}

.nav-link:hover {
  color: #F3010C;
  background: rgba(243,1,12,.06);
}

.nav-link.active {
  color: #F3010C;
  background: rgba(243,1,12,.08);
}

.nav-link .chevron {
  display: inline-block;
  margin-left: 4px;
  transition: transform .3s;
  font-size: 10px;
}

.group:hover .chevron {
  transform: rotate(180deg);
}

.mega-link {
  display: block;
  padding: 8px 12px;
  font-size: 13px;
  color: #4B5563;
  border-radius: 8px;
  transition: all .25s;
}

.mega-link:hover {
  color: #F3010C;
  background: rgba(243,1,12,.06);
  transform: translateX(4px);
}

.mega-title {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: #9CA3AF;
  margin-bottom: 8px;
  padding: 0 12px;
}

/* Mobile navigation drawer */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 85%;
  max-width: 400px;
  height: 100vh;
  background: white;
  z-index: 200;
  transition: right .4s cubic-bezier(.4,0,.2,1);
  overflow-y: auto;
  box-shadow: -10px 0 40px rgba(0,0,0,.15);
}

.mobile-nav.open {
  right: 0;
}

.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 199;
  opacity: 0;
  visibility: hidden;
  transition: all .4s;
  backdrop-filter: blur(4px);
}

.mobile-overlay.open {
  opacity: 1;
  visibility: visible;
}

.mobile-link {
  display: block;
  padding: 14px 20px;
  font-size: 15px;
  font-weight: 500;
  color: #374151;
  border-bottom: 1px solid #F3F4F6;
  transition: color .2s;
}

.mobile-link:hover {
  color: #F3010C;
}

.mobile-sub {
  display: none;
  padding-left: 16px;
  background-color: #faf8f5;
}

.mobile-sub.open {
  display: block;
}

.mobile-sub-link {
  display: block;
  padding: 10px 20px;
  font-size: 14px;
  color: #4B5563;
  transition: color .2s;
}

.mobile-sub-link:hover {
  color: #F3010C;
}

/* Partner Marquee */
.marquee-wrapper {
  overflow: hidden;
  white-space: nowrap;
  position: relative;
  mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
}

.marquee-track {
  display: inline-flex;
  gap: 3.5rem;
  animation: marqueeScroll 30s linear infinite;
  align-items: center;
}

.marquee-track:hover {
  animation-play-state: paused;
}

@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Horizontal product slider */
.h-scroll-container {
  overflow-x: auto;
  scroll-behavior: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: #F3010C #f1f1f1;
}

.h-scroll-container::-webkit-scrollbar {
  height: 6px;
}

.h-scroll-container::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 9999px;
}

.h-scroll-container::-webkit-scrollbar-thumb {
  background: #F3010C;
  border-radius: 9999px;
}

/* Achievement Card Light */
.achievement-card-light {
  background: white;
  border: 1px solid #f3f4f6;
  border-radius: 1.25rem;
  padding: 2.5rem 1.5rem;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
  transition: all 0.4s ease;
}

.achievement-card-light:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(243,1,12,0.09);
  border-color: rgba(243,1,12,0.2);
}

/* Gradient Border Card */
.gradient-border-light {
  background: linear-gradient(135deg, rgba(243,1,12,0.12), rgba(201,168,76,0.15));
  padding: 1px;
  border-radius: 1.25rem;
  transition: all 0.4s;
}

.card-light-glow {
  background: white;
  border-radius: calc(1.25rem - 1px);
  transition: all 0.4s;
}

.gradient-border-light:hover .card-light-glow {
  background: rgba(255,255,255,0.98);
}

.gradient-border-light:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(243,1,12,0.12);
}

/* Industry Card Hover */
.industry-card {
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.industry-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 35px -10px rgba(243,1,12,0.15);
  border-color: rgba(243,1,12,0.25);
}

/* Global Num Metric */
.global-num {
  font-family: var(--font-display);
  font-size: 3rem;
  line-height: 1;
  font-weight: 700;
  color: #111827;
  background: linear-gradient(135deg, #111827 0%, #F3010C 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Dark theme overrides */
.dark body {
  background-color: #0f172a;
  color: #f1f5f9;
}

.dark header {
  background-color: rgba(15, 23, 42, 0.95) !important;
  border-color: rgba(51, 65, 85, 0.5) !important;
}

.dark .nav-link {
  color: #cbd5e1;
}

.dark .nav-link:hover {
  color: #F3010C;
  background: rgba(243,1,12,.15);
}

.dark .mega-menu {
  background-color: #1e293b;
  border-color: #334155;
}

.dark .mega-link {
  color: #94a3b8;
}

.dark .mega-link:hover {
  color: #F3010C;
  background: rgba(243,1,12,.15);
}

.dark .achievement-card-light,
.dark .card-light-glow,
.dark .industry-card,
.dark .mobile-nav {
  background-color: #1e293b !important;
  border-color: #334155 !important;
  color: #f1f5f9 !important;
}

.dark .global-num {
  background: linear-gradient(135deg, #ffffff 0%, #F3010C 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.dark footer {
  background: linear-gradient(to bottom, #0f172a, #0b1120, #020617) !important;
  border-color: #334155 !important;
}

/* ==========================================================================
   NEW TECH LUXURY & PREMIUM THEME SUITE (MATCHING LOGO COLOR IDENTITY)
   ========================================================================== */

/* 1. Luxury Metallic & Molten Typography */
.text-gradient-red {
  background: linear-gradient(135deg, #F3010C 0%, #D40009 50%, #9E0007 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-luxury {
  background: linear-gradient(135deg, #090A0A 0%, #F3010C 65%, #FF2E38 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-molten {
  background: linear-gradient(135deg, #F3010C 0%, #FF8A00 50%, #FFC72C 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-platinum {
  background: linear-gradient(135deg, #FFFFFF 0%, #E5E7EB 60%, #9CA3AF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* 2. Sexy Shimmer & Laser Buttons */
.btn-luxury-shimmer {
  position: relative;
  overflow: hidden;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 10px 25px -4px rgba(243, 1, 12, 0.45), inset 0 1px 1px rgba(255, 255, 255, 0.35);
}

.btn-luxury-shimmer::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -60%;
  width: 40%;
  height: 200%;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.45), transparent);
  transform: rotate(25deg);
  transition: all 0.75s ease;
  pointer-events: none;
}

.btn-luxury-shimmer:hover::after {
  left: 140%;
}

.btn-luxury-shimmer:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 16px 36px -4px rgba(243, 1, 12, 0.65), 0 0 25px rgba(243, 1, 12, 0.4);
}

/* Also automatically apply sexy glow & hover to all primary buttons */
button.bg-\[\#F3010C\],
a.bg-\[\#F3010C\] {
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 25px -4px rgba(243, 1, 12, 0.45), inset 0 1px 1px rgba(255, 255, 255, 0.35);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

button.bg-\[\#F3010C\]:hover,
a.bg-\[\#F3010C\]:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 16px 35px -4px rgba(243, 1, 12, 0.65), 0 0 25px rgba(243, 1, 12, 0.35);
}

/* 3. Luxury Glassmorphic Cards with Induction Laser Edge */
.product-card {
  transition: all 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid rgba(243, 1, 12, 0.1);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
  position: relative;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #F3010C, transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 10;
}

.product-card:hover::before {
  opacity: 1;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: rgba(243, 1, 12, 0.35);
  box-shadow: 0 24px 50px -12px rgba(243, 1, 12, 0.18), 0 0 30px rgba(243, 1, 12, 0.08);
}

/* 4. Induction Aura Pulse Animation */
@keyframes pulseRedAura {
  0% {
    box-shadow: 0 0 0 0 rgba(243, 1, 12, 0.65);
  }
  70% {
    box-shadow: 0 0 0 14px rgba(243, 1, 12, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(243, 1, 12, 0);
  }
}

.pulse-red {
  animation: pulseRedAura 2.2s infinite;
}

/* 5. Glowing Laser Divider */
.laser-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(243, 1, 12, 0.7) 50%, transparent 100%);
  position: relative;
}

.laser-divider::after {
  content: '';
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: #F3010C;
  filter: blur(2px);
}

/* 6. Precision Luxury Badge */
.badge-luxury {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 9999px;
  background: rgba(9, 10, 10, 0.85);
  border: 1px solid rgba(243, 1, 12, 0.4);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2), 0 0 12px rgba(243, 1, 12, 0.25);
}

/* 7. Red Scrollbar for Premium Finish */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: #090A0C;
}
::-webkit-scrollbar-thumb {
  background: #F3010C;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #C40008;
}

/* ==========================================================================
   NEW TECH INDUCTION — 3D CINEMATIC HERO DESIGN SYSTEM
   Brand Palette:
   - Primary Red: #F20D0D
   - Deep Red: #C90000
   - Black: #050505
   - Dark Surface: #101010
   - White: #FFFFFF
   - Metallic Silver: #BFC3C7
   - Heat Glow: #FF5A1F
   - Molten Metal: #FF8A00
   ========================================================================== */

/* 1. Header Styles */
.hero-glass-nav {
  background: rgba(8, 8, 8, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 25px rgba(242, 13, 13, 0.12);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-glass-nav.scrolled {
  background: rgba(6, 6, 6, 0.96);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.8), 0 0 30px rgba(242, 13, 13, 0.18);
}

.nav-link-dark {
  color: rgba(255, 255, 255, 0.85);
  font-weight: 600;
  font-size: 13px;
  padding: 8px 12px;
  position: relative;
  transition: color 0.25s ease, text-shadow 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.nav-link-dark:hover {
  color: #FFFFFF;
  text-shadow: 0 0 12px rgba(242, 13, 13, 0.6);
}

.nav-link-dark.active {
  color: #F20D0D;
  font-weight: 600;
  text-shadow: 0 0 14px rgba(242, 13, 13, 0.8);
}

.nav-link-dark.active::after {
  content: '';
  position: absolute;
  bottom: 0px;
  left: 12px;
  right: 12px;
  height: 2.5px;
  background: #F20D0D;
  border-radius: 9999px;
  box-shadow: 0 0 10px #F20D0D, 0 0 20px rgba(242, 13, 13, 0.9);
}

@media (min-width: 1280px) and (max-width: 1440px) {
  .nav-link-dark {
    font-size: 12px;
    padding: 7px 8px;
    gap: 2.5px;
  }
}

/* Dark Mega Menu */
.mega-menu-dark {
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: absolute;
  top: 100%;
  left: 0;
  background: rgba(16, 16, 16, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.8), 0 0 30px rgba(242, 13, 13, 0.15);
  border-radius: 1.25rem;
  z-index: 60;
}

.group:hover .mega-menu-dark {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-link-dark {
  display: block;
  padding: 8px 12px;
  color: #BFC3C7;
  font-size: 13px;
  font-weight: 500;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.mega-link-dark:hover {
  color: #FFFFFF;
  background: rgba(242, 13, 13, 0.12);
  padding-left: 16px;
  text-shadow: 0 0 8px rgba(242, 13, 13, 0.5);
}

/* 2. Hero 3D Scene Styles */
.hero-3d-scene {
  background-color: #050505;
  perspective: 1200px;
}

.hero-parallax-bg {
  will-change: transform;
  transition: transform 0.15s cubic-bezier(0.2, 0, 0.2, 1);
}

/* Molten Metal Pulse & Heat Distortion Glow */
@keyframes moltenHeatPulse {
  0%, 100% {
    opacity: 0.65;
    transform: scale(1);
    filter: drop-shadow(0 0 35px rgba(255, 90, 31, 0.6)) drop-shadow(0 0 70px rgba(242, 13, 13, 0.35));
  }
  50% {
    opacity: 0.9;
    transform: scale(1.04);
    filter: drop-shadow(0 0 55px rgba(255, 138, 0, 0.8)) drop-shadow(0 0 90px rgba(242, 13, 13, 0.55));
  }
}

.molten-glow-pulse {
  animation: moltenHeatPulse 4s ease-in-out infinite;
}

/* Floating Cards Glassmorphism */
.floating-glass-card {
  background: rgba(10, 10, 10, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6), 0 0 15px rgba(242, 13, 13, 0.1);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

.floating-glass-card:hover {
  transform: translateY(-8px) scale(1.03);
  border-color: rgba(242, 13, 13, 0.7);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.8), 0 0 30px rgba(242, 13, 13, 0.4);
}

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

.card-float-1 {
  animation: cardFloat 5s ease-in-out infinite;
}
.card-float-2 {
  animation: cardFloat 6s ease-in-out infinite 0.8s;
}
.card-float-3 {
  animation: cardFloat 5.5s ease-in-out infinite 1.6s;
}

/* 3. Hero Feature Mini Badges */
.feature-mini-badge {
  background: rgba(16, 16, 16, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.feature-mini-badge:hover {
  transform: translateY(-5px);
  background: rgba(25, 25, 25, 0.85);
  border-color: rgba(242, 13, 13, 0.5);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5), 0 0 20px rgba(242, 13, 13, 0.3);
}

.feature-mini-badge:hover .icon-circle {
  transform: rotate(15deg) scale(1.1);
  box-shadow: 0 0 15px rgba(242, 13, 13, 0.6);
}

/* 4. Bottom Statistics Floating Panel */
.hero-stats-panel {
  background: rgba(8, 8, 8, 0.86);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 30px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), 0 0 35px rgba(242, 13, 13, 0.15);
}

/* 5. Primary Explore Machines CTA */
.btn-explore-machines {
  background: linear-gradient(135deg, #F20D0D 0%, #C90000 100%);
  box-shadow: 0 10px 30px rgba(242, 13, 13, 0.55), 0 0 25px rgba(242, 13, 13, 0.35);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-explore-machines:hover {
  transform: scale(1.05);
  box-shadow: 0 15px 40px rgba(242, 13, 13, 0.8), 0 0 35px rgba(255, 90, 31, 0.5);
}

/* 6. Secondary Glass CTA */
.btn-watch-action {
  background: rgba(10, 10, 10, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
}

.btn-watch-action:hover {
  background: rgba(20, 20, 20, 0.85);
  border-color: rgba(242, 13, 13, 0.6);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5), 0 0 25px rgba(242, 13, 13, 0.35);
  transform: translateY(-2px);
}

/* 7. Bottom Right Metal to Possibility CTA */
.cta-metal-possibility {
  background: linear-gradient(135deg, #F20D0D 0%, #FF3B20 100%);
  box-shadow: 0 10px 30px rgba(242, 13, 13, 0.55), 0 0 25px rgba(255, 59, 32, 0.4);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.cta-metal-possibility:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 15px 40px rgba(242, 13, 13, 0.85), 0 0 35px rgba(255, 90, 31, 0.6);
}

/* 8. 7-Segment LED Temperature Simulation */
.led-display-panel {
  font-family: 'JetBrains Mono', monospace;
  background: rgba(0, 0, 0, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 0 20px rgba(242, 13, 13, 0.35), inset 0 0 10px rgba(0, 0, 0, 0.9);
}

.led-red {
  color: #F20D0D;
  text-shadow: 0 0 10px #F20D0D, 0 0 20px rgba(242, 13, 13, 0.7);
}

.led-green {
  color: #00FF66;
  text-shadow: 0 0 8px #00FF66, 0 0 16px rgba(0, 255, 102, 0.6);
}

/* 9. Video Modal */
.hero-video-modal {
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* Utility: hide scrollbar for horizontal swipeable cards */
.no-scrollbar::-webkit-scrollbar {
  display: none;
}
.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}