/* ============================================
   LMS Landing Page - HSI Smart Solutions
   Octoplant Blue Style Theme
   ============================================ */

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

/* ============================================
   CSS Variables / Design Tokens
   ============================================ */
:root {
  --bg-primary: #020a13;
  --bg-secondary: #051529;
  --bg-tertiary: #0a1f3a;
  --bg-card: rgba(5, 21, 41, 0.7);
  --bg-glass: rgba(10, 31, 58, 0.4);
  
  --accent-cyan: #00d4ff;
  --accent-blue: #0066ff;
  --accent-blue-deep: #0044cc;
  --accent-gradient: linear-gradient(135deg, #00d4ff 0%, #0066ff 100%);
  --accent-gradient-hover: linear-gradient(135deg, #33ddff 0%, #3388ff 100%);
  
  --text-primary: #ffffff;
  --text-secondary: #a8c4e0;
  --text-muted: #5a7a9a;
  
  --glow-cyan: 0 0 20px rgba(0, 212, 255, 0.3), 0 0 60px rgba(0, 212, 255, 0.1);
  --glow-cyan-strong: 0 0 30px rgba(0, 212, 255, 0.5), 0 0 80px rgba(0, 212, 255, 0.2);
  --glow-blue: 0 0 20px rgba(0, 102, 255, 0.3), 0 0 60px rgba(0, 102, 255, 0.1);
  
  --border-subtle: rgba(0, 212, 255, 0.1);
  --border-glow: rgba(0, 212, 255, 0.3);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  --font-family: 'Outfit', sans-serif;
}

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

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul, ol {
  list-style: none;
}

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

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   Background Effects
   ============================================ */
.bg-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.bg-glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}

.bg-glow-orb--1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
  top: -200px;
  right: -200px;
  animation: orb-float-1 25s infinite alternate ease-in-out;
}

.bg-glow-orb--2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 102, 255, 0.06) 0%, transparent 70%);
  bottom: 20%;
  left: -200px;
  animation: orb-float-2 30s infinite alternate ease-in-out;
}

.bg-glow-orb--3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.05) 0%, transparent 70%);
  top: 50%;
  right: -100px;
  animation: orb-float-3 20s infinite alternate ease-in-out;
}

@keyframes orb-float-1 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-60px, 40px) scale(1.1); }
}

@keyframes orb-float-2 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(50px, -50px) scale(1.05); }
}

@keyframes orb-float-3 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-30px, -30px) scale(1.1); }
}

/* ============================================
   Section Common
   ============================================ */
.section {
  position: relative;
  z-index: 1;
  padding: 100px 0;
}

.section__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 16px;
}

.section__label::before {
  content: '';
  display: inline-block;
  width: 30px;
  height: 2px;
  background: var(--accent-gradient);
  border-radius: 2px;
}

.section__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}

.section__title span {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section__subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 700px;
  line-height: 1.7;
}

.section--center {
  text-align: center;
}

.section--center .section__subtitle {
  margin: 0 auto;
}

/* Animated reveal */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ============================================
   Header / Navigation
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 16px 0;
  transition: background var(--transition-normal), padding var(--transition-normal), box-shadow var(--transition-normal);
}

.header.scrolled {
  background: rgba(2, 10, 19, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid var(--border-subtle);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.header__logo img {
  height: 38px;
  width: auto;
}

.header__logo-text {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
  border-left: 1px solid var(--border-glow);
  padding-left: 12px;
  line-height: 1.3;
}

.header__logo-text strong {
  display: block;
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 700;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header__nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.header__nav-link:hover {
  color: var(--text-primary);
  background: rgba(0, 212, 255, 0.05);
}

.header__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #ffffff;
  background: var(--accent-gradient);
  padding: 10px 24px;
  border-radius: var(--radius-xl);
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-normal);
}

.header__cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-cyan);
}

/* Mobile menu */
.header__mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.header__mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.header__mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.header__mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.header__mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  padding: 160px 0 80px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero__content {
  position: relative;
  z-index: 2;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glow);
  padding: 6px 16px;
  border-radius: var(--radius-xl);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent-cyan);
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.6); }
  50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(0, 212, 255, 0); }
}

.hero__title {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero__title span {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 520px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-family);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: var(--radius-xl);
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.btn--primary {
  color: #ffffff;
  background: var(--accent-gradient);
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.25);
}

.btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--glow-cyan-strong);
}

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

.btn--outline:hover {
  background: rgba(0, 212, 255, 0.08);
  border-color: var(--accent-cyan);
  transform: translateY(-3px);
}

.btn__icon {
  font-size: 1.1rem;
}

/* Hero Stats */
.hero__stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
}

.hero__stat-value {
  font-size: 2rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 4px;
}

/* Hero Mockup */
.hero__visual {
  position: relative;
  z-index: 2;
}

.macbook {
  position: relative;
  perspective: 1000px;
}

.macbook__screen {
  position: relative;
  background: #0d0d0d;
  border-radius: 14px 14px 0 0;
  padding: 12px 12px 0;
  border: 2px solid #2a2a2a;
  box-shadow: var(--glow-cyan), 0 30px 80px rgba(0, 0, 0, 0.5);
}

.macbook__screen::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 14px 14px 0 0;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0.06) 25%, transparent 25.1%, transparent 32%, rgba(255, 255, 255, 0.02) 32%, rgba(255, 255, 255, 0.02) 38%, transparent 38.1%, transparent 100%), linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, transparent 55%);
  pointer-events: none;
  z-index: 2;
}

.macbook__camera {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #1a1a1a;
  border: 1px solid #333;
  margin: 0 auto 8px;
}

.macbook__viewport {
  border-radius: 6px 6px 0 0;
  overflow: hidden;
  position: relative;
  aspect-ratio: 16 / 10;
  background: #000;
}

.macbook__viewport img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.macbook__base {
  height: 16px;
  background: linear-gradient(to bottom, #2a2a2a, #1a1a1a);
  border-radius: 0 0 4px 4px;
  position: relative;
}

.macbook__base::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 5px;
  background: #333;
  border-radius: 0 0 6px 6px;
}

.macbook__base::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: -5%;
  width: 110%;
  height: 8px;
  background: linear-gradient(to bottom, #1a1a1a, transparent);
  border-radius: 0 0 50% 50%;
}

.macbook__glow {
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 80px;
  background: radial-gradient(ellipse, rgba(0, 212, 255, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

/* ============================================
   Problem Section
   ============================================ */
.problem {
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.problem__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.problem__card {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.problem__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.problem__card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: var(--glow-blue);
}

.problem__card:hover::before {
  opacity: 1;
}

.problem__card-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid var(--border-glow);
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.problem__card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.problem__card-text {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.problem__callout {
  display: flex;
  align-items: center;
  gap: 32px;
  background: linear-gradient(135deg, rgba(10, 31, 58, 0.6) 0%, rgba(5, 21, 41, 0.8) 100%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: 32px 40px;
  margin-top: 56px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3), inset 0 0 20px rgba(0, 212, 255, 0.05);
}

.problem__callout::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--accent-gradient);
}

.problem__callout-icon {
  font-size: 2.5rem;
  line-height: 1;
  filter: drop-shadow(0 0 10px rgba(0, 212, 255, 0.4));
  animation: pulse-icon 2.5s infinite ease-in-out;
  user-select: none;
}

.problem__callout-text {
  font-size: 1.15rem;
  color: var(--text-primary);
  line-height: 1.6;
  font-weight: 400;
}

.problem__callout-text strong {
  color: var(--accent-cyan);
  font-weight: 700;
  text-shadow: 0 0 15px rgba(0, 212, 255, 0.2);
}

@keyframes pulse-icon {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.08); opacity: 0.85; }
}

/* ============================================
   Solution / Flow Section
   ============================================ */
.solution {
  background: var(--bg-secondary);
  overflow: hidden;
}

.flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0;
  align-items: stretch;
  margin-top: 56px;
}

.flow__pillar {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition-normal);
  position: relative;
}

.flow__pillar:hover {
  border-color: var(--border-glow);
  box-shadow: var(--glow-cyan);
}

.flow__pillar-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid var(--border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.flow__pillar--center .flow__pillar-icon {
  background: rgba(0, 102, 255, 0.15);
  border-color: rgba(0, 102, 255, 0.4);
}

.flow__pillar-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.flow__pillar-subtitle {
  font-size: 0.82rem;
  color: var(--accent-cyan);
  font-weight: 500;
  margin-bottom: 20px;
}

.flow__pillar-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.flow__pillar-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.flow__pillar-item::before {
  content: '';
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
}

.flow__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  color: var(--accent-cyan);
  font-size: 2rem;
  opacity: 0.6;
}

.flow__arrow svg {
  width: 40px;
  height: 40px;
}

/* Production Widescreen Image & Benefits */
.solution__production {
  margin-top: 60px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--glow-blue), 0 20px 60px rgba(0, 0, 0, 0.4);
  position: relative;
}

.solution__production::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(2, 10, 19, 0.5) 0%, transparent 50%);
  pointer-events: none;
}

.solution__production img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}

.solution__production:hover img {
  transform: scale(1.02);
}

.solution__benefits {
  margin-top: 80px;
  padding-top: 40px;
  border-top: 1px solid var(--border-subtle);
}

/* ============================================
   Screens / Mockup Tabs Section
   ============================================ */
.screens {
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.screens__tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
  margin-bottom: 48px;
}

.screens__tab {
  font-family: var(--font-family);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  padding: 12px 28px;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-normal);
  backdrop-filter: blur(8px);
}

.screens__tab:hover {
  color: var(--text-primary);
  border-color: var(--border-glow);
}

.screens__tab.active {
  color: #ffffff;
  background: var(--accent-gradient);
  border-color: transparent;
  box-shadow: var(--glow-cyan);
}

.screens__mockup {
  max-width: 1000px;
  margin: 0 auto;
}

.screens__mockup .macbook__screen {
  box-shadow: var(--glow-cyan-strong), 0 40px 100px rgba(0, 0, 0, 0.5);
}

.screens__image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.screens__image.active {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   Benefits Section
   ============================================ */
.benefits {
  background: var(--bg-primary);
}

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.benefit {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.benefit::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 212, 255, 0.05) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.benefit:hover {
  border-color: var(--border-glow);
  transform: translateY(-6px);
  box-shadow: var(--glow-cyan);
}

.benefit:hover::before {
  opacity: 1;
}

.benefit__icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid var(--border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  font-size: 1.6rem;
  position: relative;
  z-index: 1;
}

.benefit__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
  position: relative;
  z-index: 1;
}

.benefit__text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  position: relative;
  z-index: 1;
}

/* ============================================
   Industries Section
   ============================================ */
.industries {
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.industries__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.industry {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  transition: all var(--transition-normal);
}

.industry:hover {
  border-color: var(--border-glow);
  transform: translateY(-3px);
  box-shadow: var(--glow-blue);
}

.industry__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.industry__name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.industry__desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ============================================
   Contact / CTA Section
   ============================================ */
.contact {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact__info {
  position: relative;
  z-index: 1;
}

.contact__features {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 36px;
}

.contact__feature {
  display: flex;
  align-items: start;
  gap: 14px;
}

.contact__feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid var(--border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact__feature-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.contact__feature-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Form */
.contact__form-wrapper {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
  z-index: 1;
}

.contact__form-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.contact__form-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.form__group {
  margin-bottom: 18px;
}

.form__label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form__label .required {
  color: var(--accent-cyan);
  margin-left: 2px;
}

.form__input,
.form__textarea {
  width: 100%;
  font-family: var(--font-family);
  font-size: 0.95rem;
  color: var(--text-primary);
  background: rgba(2, 10, 19, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form__input:focus,
.form__textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--text-muted);
}

.form__textarea {
  resize: vertical;
  min-height: 100px;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form__submit {
  width: 100%;
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  background: var(--accent-gradient);
  border: none;
  padding: 14px 32px;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-normal);
  margin-top: 8px;
}

.form__submit:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-cyan-strong);
}

.form__submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* Form Success */
.form__success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}

.form__success.show {
  display: block;
  animation: fadeInUp 0.5s ease;
}

.form__success-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(0, 212, 255, 0.1);
  border: 2px solid var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 2rem;
  color: var(--accent-cyan);
}

.form__success-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.form__success-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
  padding: 40px 0;
  position: relative;
  z-index: 1;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer__logo img {
  height: 30px;
  width: auto;
}

.footer__text {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer__links {
  display: flex;
  gap: 24px;
}

.footer__link {
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--accent-cyan);
}

/* ============================================
   Particles / Floating Elements
   ============================================ */
.floating-particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--accent-cyan);
  opacity: 0;
  animation: floatParticle linear infinite;
}

@keyframes floatParticle {
  0% {
    opacity: 0;
    transform: translateY(100vh) scale(0);
  }
  10% {
    opacity: 0.6;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    opacity: 0;
    transform: translateY(-100px) scale(1);
  }
}

/* ============================================
   Responsive
   ============================================ */

/* ---------- Tablet (1024px) ---------- */
@media (max-width: 1024px) {
  .container {
    padding: 0 20px;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero__description {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__stats {
    justify-content: center;
  }

  .flow {
    grid-template-columns: 1fr;
    gap: 16px;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
  }

  .flow__arrow {
    transform: rotate(90deg);
    padding: 8px 0;
  }

  .benefits__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .industries__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .screens__mockup {
    max-width: 100%;
  }
}

/* ---------- Mobile (768px) ---------- */
@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }

  /* Header Mobile */
  .header {
    padding: 12px 0;
  }

  .header__nav {
    gap: 12px;
  }

  .header__cta {
    display: none;
  }

  .header__mobile-toggle {
    display: flex;
  }

  .header__nav-list {
    display: none;
  }

  .header__nav-list.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(2, 10, 19, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    padding: 100px 32px 40px;
    z-index: 999;
    gap: 4px;
    overflow-y: auto;
    animation: slideMenuIn 0.3s ease;
  }

  @keyframes slideMenuIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .header__nav-list.open .header__nav-link {
    font-size: 1.2rem;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    text-align: center;
    border-bottom: 1px solid var(--border-subtle);
  }

  .header__nav-list.open .header__nav-link:hover {
    background: rgba(0, 212, 255, 0.08);
  }

  .header__mobile-toggle {
    z-index: 1001;
    position: relative;
  }

  /* Hero Mobile */
  .hero {
    padding: 110px 0 60px;
    min-height: auto;
  }

  .hero__title {
    font-size: clamp(1.8rem, 7vw, 2.6rem);
    letter-spacing: -0.5px;
  }

  .hero__badge {
    font-size: 0.72rem;
    padding: 5px 12px;
    margin-bottom: 20px;
  }

  .hero__description {
    font-size: 1rem;
    margin-bottom: 28px;
    line-height: 1.65;
  }

  .hero__actions {
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
  }

  .hero__actions .btn {
    justify-content: center;
    padding: 14px 24px;
    font-size: 0.9rem;
    width: 100%;
  }

  .hero__stats {
    gap: 24px;
    margin-top: 36px;
    padding-top: 24px;
    flex-wrap: wrap;
  }

  .hero__stat-value {
    font-size: 1.6rem;
  }

  .hero__stat-label {
    font-size: 0.75rem;
  }

  /* Macbook mockup - smaller on mobile */
  .macbook__screen {
    padding: 8px 8px 0;
    border-radius: 10px 10px 0 0;
  }

  .macbook__base {
    height: 12px;
  }

  .macbook__camera {
    width: 6px;
    height: 6px;
    margin: 0 auto 6px;
  }

  /* Sections */
  .section {
    padding: 56px 0;
  }

  .section__label {
    font-size: 0.72rem;
    letter-spacing: 2px;
  }

  .section__title {
    font-size: clamp(1.5rem, 5.5vw, 2.2rem);
    margin-bottom: 16px;
  }

  .section__subtitle {
    font-size: 0.95rem;
    line-height: 1.6;
  }

  /* Problem Grid */
  .problem__grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 32px;
  }

  .problem__card {
    padding: 24px 20px;
  }

  .problem__card-number {
    width: 36px;
    height: 36px;
    font-size: 0.8rem;
    margin-bottom: 12px;
  }

  .problem__card-title {
    font-size: 1rem;
  }

  .problem__card-text {
    font-size: 0.87rem;
  }

  /* Solution Flow */
  .flow {
    max-width: 100%;
    gap: 12px;
    margin-top: 36px;
  }

  .flow__pillar {
    padding: 24px 20px;
  }

  .flow__pillar-icon {
    width: 44px;
    height: 44px;
    font-size: 1.3rem;
    margin-bottom: 14px;
  }

  .flow__pillar-title {
    font-size: 1.05rem;
  }

  .flow__arrow {
    padding: 4px 0;
  }

  .flow__arrow svg {
    width: 28px;
    height: 28px;
  }

  /* Production image */
  .solution__production {
    margin-top: 40px;
    border-radius: var(--radius-md);
  }

  .solution__production img {
    aspect-ratio: 16 / 9;
  }

  .solution__benefits {
    margin-top: 56px;
    padding-top: 32px;
  }

  /* Benefits Grid */
  .benefits__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    margin-top: 36px;
  }

  .benefit {
    padding: 24px 16px;
  }

  .benefit__icon {
    width: 48px;
    height: 48px;
    font-size: 1.3rem;
    margin-bottom: 14px;
  }

  .benefit__title {
    font-size: 0.92rem;
  }

  .benefit__text {
    font-size: 0.8rem;
  }

  /* Screens / Tabs */
  .screens__tabs {
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 28px;
    margin-bottom: 32px;
  }

  .screens__tab {
    padding: 10px 20px;
    font-size: 0.82rem;
    flex: 1;
    min-width: 140px;
    text-align: center;
  }

  /* Industries */
  .industries__grid {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 32px;
  }

  .industry {
    padding: 18px 20px;
  }

  .industry__icon {
    width: 42px;
    height: 42px;
    font-size: 1.2rem;
  }

  .industry__name {
    font-size: 0.9rem;
  }

  .industry__desc {
    font-size: 0.78rem;
  }

  /* Contact */
  .contact__inner {
    gap: 32px;
  }

  .contact__form-wrapper {
    padding: 24px 20px;
  }

  .contact__form-title {
    font-size: 1.15rem;
  }

  .contact__form-subtitle {
    font-size: 0.85rem;
    margin-bottom: 20px;
  }

  .form__row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .form__input,
  .form__textarea {
    font-size: 0.9rem;
    padding: 12px 14px;
  }

  .form__submit {
    font-size: 0.95rem;
    padding: 14px 24px;
  }

  .contact__feature-icon {
    width: 38px;
    height: 38px;
    font-size: 1rem;
  }

  .contact__feature-title {
    font-size: 0.88rem;
  }

  .contact__feature-text {
    font-size: 0.8rem;
  }

  /* Footer */
  .footer__inner {
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }

  .footer__links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }

  /* Callout */
  .problem__callout {
    flex-direction: column;
    text-align: center;
    gap: 16px;
    padding: 24px 20px;
    margin-top: 32px;
  }

  .problem__callout::before {
    width: 100%;
    height: 3px;
    left: 0;
    top: 0;
  }

  .problem__callout-icon {
    font-size: 2rem;
  }

  .problem__callout-text {
    font-size: 1rem;
  }

  /* Reduce background effects on mobile for performance */
  .bg-glow-orb {
    display: none;
  }

  .floating-particles {
    display: none;
  }
}

/* ---------- Small Mobile (480px) ---------- */
@media (max-width: 480px) {
  .container {
    padding: 0 14px;
  }

  .hero {
    padding: 100px 0 48px;
  }

  .hero__title {
    font-size: 1.65rem;
    line-height: 1.15;
  }

  .hero__description {
    font-size: 0.92rem;
  }

  .hero__stats {
    flex-direction: column;
    gap: 16px;
    align-items: center;
  }

  .hero__stat {
    text-align: center;
  }

  .section {
    padding: 44px 0;
  }

  .section__title {
    font-size: 1.35rem;
  }

  .section__subtitle {
    font-size: 0.88rem;
  }

  .benefits__grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .benefit {
    padding: 20px 16px;
  }

  .screens__tab {
    min-width: 0;
    padding: 10px 14px;
    font-size: 0.78rem;
  }

  .btn {
    font-size: 0.88rem;
    padding: 12px 20px;
  }

  .contact__features {
    gap: 16px;
    margin-top: 24px;
  }

  .contact__form-wrapper {
    padding: 20px 16px;
  }

  .form__group {
    margin-bottom: 14px;
  }

  .form__label {
    font-size: 0.82rem;
  }
}

/* ---------- Extra Small (360px) ---------- */
@media (max-width: 360px) {
  .container {
    padding: 0 12px;
  }

  .hero__title {
    font-size: 1.45rem;
  }

  .header__logo img {
    height: 30px;
  }

  .section__title {
    font-size: 1.2rem;
  }
}