/**
 * FluxSmart - Futuristic Design System
 * Neon Cyan & Purple Theme
 */

/* ============================================
   CSS Variables & Theme
   ============================================ */
:root {
    /* Primary Colors */
    --primary-cyan: #00f0ff;
    --primary-purple: #8b5cf6;
    --primary-pink: #ec4899;
    
    /* Background Colors */
    --bg-dark: #0a0a1a;
    --bg-darker: #050510;
    --bg-card: rgba(15, 15, 35, 0.8);
    --bg-card-hover: rgba(25, 25, 55, 0.9);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-purple) 100%);
    --gradient-glow: linear-gradient(135deg, rgba(0, 240, 255, 0.3) 0%, rgba(139, 92, 246, 0.3) 100%);
    --gradient-dark: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
    
    /* Shadows */
    --shadow-glow-cyan: 0 0 30px rgba(0, 240, 255, 0.3);
    --shadow-glow-purple: 0 0 30px rgba(139, 92, 246, 0.3);
    --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.5);
    
    /* Border */
    --border-glow: 1px solid rgba(0, 240, 255, 0.2);
    
    /* Spacing */
    --section-padding: 120px;
    --container-width: 1280px;
    
    /* Typography */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Exo 2', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Particle Background */
#particles-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    background: 
        radial-gradient(ellipse at 20% 80%, rgba(0, 240, 255, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(0, 0, 0, 0) 0%, var(--bg-darker) 100%);
}

/* Cursor Glow */
.cursor-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    pointer-events: none;
    background: radial-gradient(circle, rgba(0, 240, 255, 0.08) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    z-index: 9999;
    transition: opacity 0.3s;
    opacity: 0;
}

body:hover .cursor-glow {
    opacity: 1;
}

/* Selection */
::selection {
    background: var(--primary-cyan);
    color: var(--bg-dark);
}

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

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

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

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.02em;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    text-align: center;
    margin-bottom: 1rem;
}

.section-title .gradient-text {
    display: block;
}

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

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.section-header {
    margin-bottom: 4rem;
}

/* ============================================
   Navigation
   ============================================ */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition-medium);
    background: transparent;
}

#navbar.scrolled {
    background: rgba(10, 10, 26, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: var(--border-glow);
    padding: 0.75rem 0;
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-icon {
    width: 40px;
    height: 40px;
}

.logo .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Nav Links */
.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-medium);
}

.nav-links a:hover {
    color: var(--text-primary);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--gradient-primary);
    padding: 0.6rem 1.5rem !important;
    border-radius: var(--radius-xl);
    color: var(--bg-dark) !important;
    font-weight: 600 !important;
}

.nav-cta::after {
    display: none !important;
}

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

/* Language Switcher */
.language-switcher {
    display: flex;
    gap: 0.25rem;
    padding: 0.25rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    border: var(--border-glow);
}

.lang-btn {
    padding: 0.4rem 0.8rem;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-display);
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--radius-xl);
    transition: var(--transition-fast);
}

.lang-btn:hover {
    color: var(--text-primary);
}

.lang-btn.active {
    background: var(--gradient-primary);
    color: var(--bg-dark);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: var(--border-glow);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.hamburger {
    width: 20px;
    height: 2px;
    background: var(--primary-cyan);
    position: relative;
    transition: var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-cyan);
    transition: var(--transition-fast);
}

.hamburger::before { top: -6px; }
.hamburger::after { bottom: -6px; }

.mobile-menu-toggle.active .hamburger {
    background: transparent;
}

.mobile-menu-toggle.active .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.mobile-menu-toggle.active .hamburger::after {
    transform: rotate(-45deg);
    bottom: 0;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 26, 0.98);
    backdrop-filter: blur(20px);
    padding: 2rem;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
    z-index: 999;
    border-bottom: var(--border-glow);
}

.mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.mobile-nav-links a {
    font-size: 1.25rem;
    font-family: var(--font-display);
    color: var(--text-primary);
    display: block;
    padding: 0.5rem 0;
}

.mobile-lang-switcher {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mobile-lang-switcher .lang-btn {
    padding: 0.75rem 1rem;
    text-align: left;
    font-size: 0.9rem;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 120px 24px 80px;
    overflow: hidden;
}

/* Hero Grid Background */
.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 240, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.hero-content {
    text-align: center;
    max-width: 900px;
    z-index: 10;
    animation: fadeInUp 1s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero Badge */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-cyan);
    margin-bottom: 2rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0, 240, 255, 0.4); }
    50% { box-shadow: 0 0 0 10px rgba(0, 240, 255, 0); }
}

.hero-badge i {
    font-size: 0.75rem;
}

/* Hero Title */
.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-title .line-1 {
    display: block;
    color: var(--text-primary);
}

.hero-title .line-2 {
    display: block;
}

/* Hero Subtitle */
.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* Hero Tags */
.hero-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2.5rem;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.tag i {
    color: var(--primary-cyan);
    font-size: 0.75rem;
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: var(--transition-medium);
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-dark);
}

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

.btn-secondary {
    background: transparent;
    border: 2px solid rgba(0, 240, 255, 0.3);
    color: var(--primary-cyan);
}

.btn-secondary:hover {
    background: rgba(0, 240, 255, 0.1);
    border-color: var(--primary-cyan);
}

.btn-full {
    width: 100%;
}

/* Hero Visual */
.hero-visual {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 400px;
    height: 400px;
    display: none;
}

@media (min-width: 1200px) {
    .hero-visual {
        display: block;
    }
    
    .hero-content {
        text-align: left;
        margin-right: auto;
        margin-left: 5%;
    }
    
    .hero-tags,
    .hero-buttons {
        justify-content: flex-start;
    }
}

/* Orbit Container */
.orbit-container {
    width: 100%;
    height: 100%;
    position: relative;
}

.orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

.orbit-1 {
    width: 200px;
    height: 200px;
    animation-duration: 15s;
}

.orbit-2 {
    width: 300px;
    height: 300px;
    animation-duration: 25s;
    animation-direction: reverse;
}

.orbit-3 {
    width: 380px;
    height: 380px;
    animation-duration: 35s;
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.center-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--bg-dark);
    box-shadow: var(--shadow-glow-cyan);
    animation: pulse 2s infinite;
}

.orbit-dot {
    position: absolute;
    width: 45px;
    height: 45px;
    background: var(--bg-card);
    border: 2px solid rgba(0, 240, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--primary-cyan);
    animation: float 3s ease-in-out infinite;
}

.dot-1 { top: 10%; left: 45%; animation-delay: 0s; }
.dot-2 { top: 30%; right: 5%; animation-delay: 0.5s; }
.dot-3 { top: 60%; right: 0%; animation-delay: 1s; }
.dot-4 { bottom: 10%; left: 45%; animation-delay: 1.5s; }
.dot-5 { top: 60%; left: 0%; animation-delay: 2s; }
.dot-6 { top: 30%; left: 5%; animation-delay: 2.5s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
}

.mouse {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(0, 240, 255, 0.3);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--primary-cyan);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { opacity: 1; top: 8px; }
    100% { opacity: 0; top: 24px; }
}

/* ============================================
   Stats Section
   ============================================ */
.stats-section {
    padding: 60px 0;
    background: rgba(0, 240, 255, 0.02);
    border-top: var(--border-glow);
    border-bottom: var(--border-glow);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-cyan);
    display: inline;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* ============================================
   Problem Section
   ============================================ */
.problem-section {
    padding: var(--section-padding) 0;
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.problem-card {
    background: var(--bg-card);
    border: var(--border-glow);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #ff4444, #ff8800);
    opacity: 0;
    transition: var(--transition-medium);
}

.problem-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 68, 68, 0.3);
}

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

.problem-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: rgba(255, 68, 68, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #ff6b6b;
}

.problem-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.problem-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ============================================
   Value Section
   ============================================ */
.value-section {
    padding: var(--section-padding) 0;
    background: rgba(139, 92, 246, 0.02);
}

.process-flow {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.process-step {
    flex: 1;
    min-width: 200px;
    max-width: 250px;
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--bg-card);
    border: var(--border-glow);
    border-radius: var(--radius-lg);
    position: relative;
    transition: var(--transition-medium);
}

.process-step:hover {
    transform: translateY(-5px);
    border-color: var(--primary-cyan);
    box-shadow: var(--shadow-glow-cyan);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-xl);
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--bg-dark);
}

.step-icon {
    width: 60px;
    height: 60px;
    margin: 1rem auto;
    background: rgba(0, 240, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-cyan);
}

.process-step h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.process-step p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.flow-connector {
    display: flex;
    align-items: center;
    padding-top: 4rem;
}

.flow-connector svg {
    width: 60px;
    height: 20px;
}

/* ============================================
   Services Section
   ============================================ */
.services-section {
    padding: var(--section-padding) 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background: var(--bg-card);
    border: var(--border-glow);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: var(--transition-medium);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-cyan);
}

.service-card:hover .service-glow {
    opacity: 1;
}

.service-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top center, rgba(0, 240, 255, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: var(--transition-medium);
    pointer-events: none;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--bg-dark);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.service-card > p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.7;
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.service-features i {
    color: var(--primary-cyan);
    font-size: 0.75rem;
}

/* ============================================
   Cases Section
   ============================================ */
.cases-section {
    padding: var(--section-padding) 0;
    background: rgba(0, 240, 255, 0.02);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.case-card {
    background: var(--bg-card);
    border: var(--border-glow);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.case-header {
    padding: 2rem 2rem 1rem;
}

.case-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(139, 92, 246, 0.2);
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-purple);
    margin-bottom: 0.75rem;
}

.case-header h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.case-content {
    padding: 0 2rem 2rem;
    flex: 1;
}

.case-metric {
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.case-metric:last-child {
    border-bottom: none;
}

.metric-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.metric-value {
    font-size: 0.95rem;
    color: var(--text-primary);
}

.metric-value.negative {
    color: #ff6b6b;
}

.metric-value.positive {
    color: #4ade80;
}

.metric-value.neutral {
    color: var(--primary-cyan);
}

.case-flow {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.flow-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.flow-number {
    width: 28px;
    height: 28px;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-cyan);
    flex-shrink: 0;
}

.flow-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.case-visual {
    padding: 1.5rem 2rem;
    background: rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-graph {
    display: flex;
    align-items: flex-end;
    gap: 2rem;
    height: 80px;
}

.bar {
    width: 40px;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: height 1s ease;
}

.bar-before {
    background: rgba(255, 255, 255, 0.1);
}

.bar-after {
    background: var(--gradient-primary);
}

.visual-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.visual-label i {
    color: var(--primary-cyan);
}

.response-time {
    text-align: center;
}

.time-circle {
    width: 100px;
    height: 100px;
    border: 3px solid var(--primary-cyan);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.5rem;
    box-shadow: var(--shadow-glow-cyan);
}

.time-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-cyan);
    line-height: 1;
}

.time-unit {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.response-time p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ============================================
   Comparison Section
   ============================================ */
.comparison-section {
    padding: var(--section-padding) 0;
}

.comparison-table-wrapper {
    overflow-x: auto;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.comparison-table th,
.comparison-table td {
    padding: 1.25rem 1.5rem;
    text-align: left;
}

.comparison-table thead th {
    background: rgba(0, 240, 255, 0.05);
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid rgba(0, 240, 255, 0.2);
}

.comparison-table thead th:first-child {
    border-radius: var(--radius-md) 0 0 0;
}

.comparison-table thead th:last-child {
    border-radius: 0 var(--radius-md) 0 0;
}

.comparison-table tbody tr {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.comparison-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.comparison-table td:first-child {
    font-weight: 500;
    color: var(--text-primary);
}

.comparison-table td.traditional {
    color: var(--text-muted);
}

.comparison-table td.traditional i {
    color: #ff6b6b;
    margin-right: 0.5rem;
}

.comparison-table td.fluxsmart {
    color: var(--primary-cyan);
    font-weight: 500;
}

.comparison-table td.fluxsmart i {
    color: #4ade80;
    margin-right: 0.5rem;
}

/* ============================================
   Models Section
   ============================================ */
.models-section {
    padding: var(--section-padding) 0;
    background: rgba(139, 92, 246, 0.02);
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.model-card {
    background: var(--bg-card);
    border: var(--border-glow);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    text-align: center;
    position: relative;
    transition: var(--transition-medium);
}

.model-card:hover {
    transform: translateY(-5px);
    border-color: rgba(139, 92, 246, 0.3);
}

.model-card.featured {
    border-color: var(--primary-purple);
    background: linear-gradient(180deg, rgba(139, 92, 246, 0.1) 0%, var(--bg-card) 100%);
}

.model-card.featured:hover {
    box-shadow: var(--shadow-glow-purple);
}

.model-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-purple);
    padding: 0.25rem 1rem;
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
}

.model-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-purple);
}

.model-card.featured .model-icon {
    background: var(--primary-purple);
    color: white;
}

.model-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.model-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.model-example {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-style: italic;
}

/* ============================================
   Timeline Section
   ============================================ */
.timeline-section {
    padding: var(--section-padding) 0;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 0;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary-cyan), var(--primary-purple));
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    display: flex;
    align-items: center;
    margin-bottom: 3rem;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-item:nth-child(odd) .timeline-content {
    text-align: right;
    padding-right: 3rem;
    padding-left: 0;
}

.timeline-item:nth-child(even) .timeline-content {
    text-align: left;
    padding-left: 3rem;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: var(--bg-dark);
    border: 3px solid var(--primary-cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--primary-cyan);
    z-index: 10;
    transition: var(--transition-medium);
}

.timeline-item:hover .timeline-dot {
    background: var(--gradient-primary);
    color: var(--bg-dark);
    box-shadow: var(--shadow-glow-cyan);
}

.timeline-content {
    flex: 1;
}

.timeline-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

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

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
    padding: var(--section-padding) 0;
    background: rgba(0, 240, 255, 0.02);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 4rem;
}

.contact-form-wrapper {
    background: var(--bg-card);
    border: var(--border-glow);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-cyan);
    box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn .btn-loading {
    display: none;
}

.btn.loading .btn-text {
    display: none;
}

.btn.loading .btn-loading {
    display: inline;
}

.btn.loading i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.form-message {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: var(--radius-md);
    text-align: center;
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(74, 222, 128, 0.1);
    border: 1px solid rgba(74, 222, 128, 0.3);
    color: #4ade80;
}

.form-message.error {
    display: block;
    background: rgba(255, 107, 107, 0.1);
    border: 1px solid rgba(255, 107, 107, 0.3);
    color: #ff6b6b;
}

/* Contact Info */
.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.info-cards {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.info-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--bg-card);
    border: var(--border-glow);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.info-card:hover {
    border-color: var(--primary-cyan);
    transform: translateX(5px);
}

.info-icon {
    width: 50px;
    height: 50px;
    background: rgba(0, 240, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--primary-cyan);
    flex-shrink: 0;
}

.info-icon.whatsapp {
    background: rgba(37, 211, 102, 0.1);
    color: #25d366;
}

.info-content {
    display: flex;
    flex-direction: column;
}

.info-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.info-content a {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 500;
}

.info-content a:hover {
    color: var(--primary-cyan);
}

/* Social Links */
.social-links {
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.social-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.social-icons {
    display: flex;
    gap: 0.75rem;
}

.social-icons a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.social-icons a:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: var(--bg-dark);
    transform: translateY(-3px);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: 60px 0 30px;
    background: var(--bg-darker);
    border-top: var(--border-glow);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.footer-logo .logo-icon {
    width: 40px;
    height: 40px;
}

.footer-logo .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-brand p {
    color: var(--text-secondary);
    max-width: 350px;
    font-size: 0.95rem;
    line-height: 1.7;
}

.footer-links h4 {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-cyan);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

.footer-legal a {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-legal a:hover {
    color: var(--primary-cyan);
}

/* ============================================
   Back to Top Button
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 24px;
    width: 45px;
    height: 45px;
    background: var(--bg-card);
    border: var(--border-glow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-cyan);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--gradient-primary);
    color: var(--bg-dark);
    transform: translateY(-3px);
}

/* ============================================
   WhatsApp Float Button
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: white;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 100;
    transition: var(--transition-medium);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
    
    .nav-links {
        display: none;
    }
    
    .language-switcher {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .problems-grid,
    .services-grid,
    .models-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
    
    .footer-brand {
        grid-column: 1 / -1;
    }
    
    .timeline-line {
        left: 25px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(odd) {
        flex-direction: row;
    }
    
    .timeline-dot {
        left: 25px;
    }
    
    .timeline-content,
    .timeline-item:nth-child(odd) .timeline-content {
        text-align: left;
        padding-left: 5rem;
        padding-right: 0;
    }
    
    .process-flow {
        flex-direction: column;
        align-items: center;
    }
    
    .flow-connector {
        transform: rotate(90deg);
        padding: 0;
        margin: 0.5rem 0;
    }
    
    .process-step {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    .hero {
        padding: 100px 24px 60px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .problems-grid,
    .services-grid,
    .models-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 1rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .hero-tags {
        gap: 0.5rem;
    }
    
    .tag {
        font-size: 0.75rem;
        padding: 0.4rem 0.75rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .social-icons a {
        width: 40px;
        height: 40px;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .back-to-top {
        width: 40px;
        height: 40px;
        bottom: 90px;
    }
}

/* ============================================
   Animations & Scroll Effects
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animations */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }