/* Reset et Variables CSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Couleurs inspirées du paysage montagneux */
    --primary-orange: #ff6b35;
    --primary-purple: #8b5cf6;
    --primary-blue: #4a90e2;
    --mountain-grey: #6b7280;
    --sky-purple: #7c3aed;
    --warm-orange: #f97316;
    --text-primary: #ffffff;
    --text-secondary: #e5e7eb;
    --text-muted: #9ca3af;
    
    /* Gradients inspirés du ciel */
    --gradient-primary: linear-gradient(135deg, var(--warm-orange), var(--primary-purple));
    --gradient-secondary: linear-gradient(135deg, var(--sky-purple), var(--primary-blue));
    --gradient-accent: linear-gradient(135deg, var(--primary-orange), var(--primary-blue));
    
    /* Typographie */
    --font-primary: 'Inter', sans-serif;
    --font-display: 'Orbitron', monospace;
    
    /* Espacements */
    --container-max-width: 1200px;
    --section-padding: 100px 0;
    
    /* Animations */
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
    --transition-slow: 0.8s ease;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: url("background.png") no-repeat center center fixed;
    background-size: cover;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    transition: var(--transition-fast);
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo {
    position: relative;
    display: flex;
    align-items: center;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 2;
}

.logo-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: var(--gradient-primary);
    opacity: 0.1;
    filter: blur(20px);
    z-index: 1;
    animation: pulse 2s ease-in-out infinite alternate;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-fast);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition-fast);
}

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
}

.floating-particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.floating-particles::before,
.floating-particles::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-blue);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
    /* 9 ombres + l'élément => 10 points par pseudo-élément (total 20) */
    box-shadow: 120px 60px 0 0 var(--primary-blue),
                -90px -40px 0 0 var(--primary-blue),
                200px -30px 0 0 var(--primary-blue),
                -150px 80px 0 0 var(--primary-blue),
                60px -90px 0 0 var(--primary-blue),
                -200px 20px 0 0 var(--primary-blue),
                30px 140px 0 0 var(--primary-blue),
                -60px 120px 0 0 var(--primary-blue),
                180px 110px 0 0 var(--primary-blue);
}

.floating-particles::before {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-particles::after {
    top: 60%;
    right: 15%;
    animation-delay: 3s;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.hero-text {
    animation: slideInLeft 1s ease-out;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 30px;
}

.title-line {
    display: block;
}

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

.gradient-text::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0.2;
    filter: blur(20px);
    z-index: -1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: rgba(255, 107, 53, 0.2);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    color: var(--text-primary);
    border: 1px solid rgba(255, 107, 53, 0.3);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    background: rgba(255, 107, 53, 0.3);
    box-shadow: 0 8px 32px rgba(255, 107, 53, 0.2);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.btn-primary.large,
.btn-secondary.large {
    padding: 20px 40px;
    font-size: 1.1rem;
}

/* IoT Network Visualization */
.hero-visual {
    position: relative;
    height: 500px;
    animation: slideInRight 1s ease-out;
}

.iot-network {
    position: relative;
    width: 100%;
    height: 100%;
}

.central-hub {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
}

.hub-core {
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 50%;
    position: relative;
    z-index: 3;
    animation: pulse 2s ease-in-out infinite;
}

.hub-rings {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.ring {
    position: absolute;
    border: 2px solid var(--primary-blue);
    border-radius: 50%;
    opacity: 0.6;
}

.ring-1 {
    width: 120px;
    height: 120px;
    top: -60px;
    left: -60px;
    animation: rotate 10s linear infinite;
}

.ring-2 {
    width: 180px;
    height: 180px;
    top: -90px;
    left: -90px;
    animation: rotate 15s linear infinite reverse;
}

.ring-3 {
    width: 240px;
    height: 240px;
    top: -120px;
    left: -120px;
    animation: rotate 20s linear infinite;
}

.sensor-nodes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.node {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--primary-green);
    border-radius: 50%;
    animation: node-pulse 3s ease-in-out infinite;
}

.node-1 { top: 10%; left: 20%; animation-delay: 0s; }
.node-2 { top: 20%; right: 15%; animation-delay: 0.5s; }
.node-3 { top: 40%; left: 5%; animation-delay: 1s; }
.node-4 { top: 50%; right: 10%; animation-delay: 1.5s; }
.node-5 { bottom: 30%; left: 25%; animation-delay: 2s; }
.node-6 { bottom: 20%; right: 20%; animation-delay: 2.5s; }
.node-7 { bottom: 10%; left: 50%; animation-delay: 3s; }
.node-8 { top: 70%; right: 30%; animation-delay: 3.5s; }

.connection-lines {
    position: absolute;
    width: 100%;
    height: 100%;
}

.line {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-blue), transparent);
    transform-origin: left center;
    animation: line-flow 4s ease-in-out infinite;
}

.line-1 { top: 15%; left: 50%; width: 100px; transform: rotate(-45deg); animation-delay: 0s; }
.line-2 { top: 25%; left: 50%; width: 80px; transform: rotate(45deg); animation-delay: 0.5s; }
.line-3 { top: 45%; left: 50%; width: 120px; transform: rotate(-30deg); animation-delay: 1s; }
.line-4 { top: 55%; left: 50%; width: 90px; transform: rotate(30deg); animation-delay: 1.5s; }
.line-5 { bottom: 35%; left: 50%; width: 110px; transform: rotate(-60deg); animation-delay: 2s; }
.line-6 { bottom: 25%; left: 50%; width: 85px; transform: rotate(60deg); animation-delay: 2.5s; }
.line-7 { bottom: 15%; left: 50%; width: 70px; transform: rotate(-15deg); animation-delay: 3s; }
.line-8 { top: 75%; left: 50%; width: 95px; transform: rotate(15deg); animation-delay: 3.5s; }

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--gradient-primary);
    position: relative;
    animation: scroll-bounce 2s ease-in-out infinite;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -4px;
    width: 10px;
    height: 10px;
    border-right: 2px solid var(--primary-blue);
    border-bottom: 2px solid var(--primary-blue);
    transform: rotate(45deg);
}

/* Section Styles */
section {
    padding: var(--section-padding);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Advantages Section */
.advantages {
    background: var(--dark-surface);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.advantage-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.1), transparent);
    transition: var(--transition-slow);
}

.advantage-card:hover::before {
    left: 100%;
}

.advantage-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-blue);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.1);
}

.card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 30px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--dark-bg);
}

.advantage-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.advantage-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Infrastructure Section */
.infrastructure-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

/* Infrastructure Slider */
.infrastructure-slider {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.slider-container {
    position: relative;
    width: 100%;
    height: 500px;
}

.slider-track {
    display: flex;
    width: 300%;
    height: 100%;
    transition: transform 0.5s ease-in-out;
}

.slide {
    width: 33.333%;
    height: 100%;
    padding: 20px;
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.slide.active {
    display: block;
    opacity: 1;
}

.slide-header {
    text-align: center;
    margin-bottom: 10px;
}

.slide-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

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

.infrastructure-diagram {
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: calc(100% - 80px);
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.infra-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.diagram-layer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.component {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 10px;
    padding: 12px 16px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    min-width: 80px;
    transition: var(--transition-fast);
}

.component:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.component i {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.component span {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-align: center;
    font-weight: 500;
}

/* Couleurs spécifiques par composant */
.component.user i { color: #ff6b35; }
.component.grafana i { color: #f97316; }
.component.interface-grafana i { color: #f97316; }
.component.interface-eyeot i { color: #f97316; }
.component.server-eyeot i { color: #4a90e2; }
.component.database i { color: #4a90e2; }
.component.node i { color: #10b981; }
.component.node-master i { color: #8b5cf6; }
.component.sensor i { color: #ef4444; }
.component.nginx i { color: #06b6d4; }
.component.router i { color: #7c3aed; }
.component.domain i { color: #7c3aed; }

.sensor-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* Contrôles du slider */
.slider-controls {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 10px 20px;
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.slider-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.slider-btn:hover {
    background: rgba(255, 107, 53, 0.2);
    border-color: rgba(255, 107, 53, 0.3);
    transform: scale(1.1);
}

.slider-dots {
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: var(--transition-fast);
}

.dot.active {
    background: rgba(255, 107, 53, 0.8);
    transform: scale(1.2);
}

.dot:hover {
    background: rgba(255, 255, 255, 0.6);
}

.infrastructure-text {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.feature-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 15px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    transition: var(--transition-fast);
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-secondary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--dark-bg);
    flex-shrink: 0;
}

.feature-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.feature-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Data Center Visualization */
.infrastructure-visual {
    position: relative;
    height: 400px;
}

.data-center {
    position: relative;
    width: 100%;
    height: 100%;
    background: var(--dark-card);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.server-rack {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
}

.server {
    flex: 1;
    height: 60px;
    background: var(--dark-surface);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.server::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--primary-green), transparent);
    animation: server-flow 3s ease-in-out infinite;
}

.server-1::before { animation-delay: 0s; }
.server-2::before { animation-delay: 0.5s; }
.server-3::before { animation-delay: 1s; }
.server-4::before { animation-delay: 1.5s; }

.data-flow {
    position: absolute;
    width: 100%;
    height: 2px;
    top: 50%;
    left: 0;
}

.flow-line {
    position: absolute;
    height: 2px;
    background: var(--gradient-primary);
    animation: data-flow 2s ease-in-out infinite;
}

.flow-1 { width: 30%; top: 0; animation-delay: 0s; }
.flow-2 { width: 50%; top: 10px; animation-delay: 0.7s; }
.flow-3 { width: 40%; top: -10px; animation-delay: 1.4s; }

.status-indicators {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: flex;
    gap: 10px;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary-green);
    animation: indicator-pulse 2s ease-in-out infinite;
}

.indicator-1 { animation-delay: 0s; }
.indicator-2 { animation-delay: 0.7s; }
.indicator-3 { animation-delay: 1.4s; }

/* Interface Section */
.interface {
    background: var(--dark-surface);
}

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

.dashboard-mockup {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.dashboard-header {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.dashboard-title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.dashboard-status {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

.status-dot.active {
    background: var(--primary-green);
    animation: status-pulse 2s ease-in-out infinite;
}

.dashboard-content {
    display: flex;
    min-height: 400px;
}

.dashboard-sidebar {
    width: 200px;
    background: var(--dark-surface);
    padding: 20px 0;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 20px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.sidebar-item:hover,
.sidebar-item.active {
    color: var(--text-primary);
    background: rgba(0, 212, 255, 0.1);
    border-right: 3px solid var(--primary-blue);
}

.dashboard-main {
    flex: 1;
    padding: 30px;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.metric-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 20px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    transition: var(--transition-fast);
}

.metric-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.metric-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 5px;
}

.metric-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.chart-area {
    background: var(--dark-surface);
    height: 200px;
    border-radius: 15px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.chart-placeholder {
    position: relative;
    width: 100%;
    height: 100%;
}

.chart-line {
    position: absolute;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
    animation: chart-grow 3s ease-in-out infinite;
}

.chart-line:nth-child(1) {
    width: 60%;
    top: 30%;
    left: 0;
    animation-delay: 0s;
}

.chart-line:nth-child(2) {
    width: 80%;
    top: 50%;
    left: 0;
    animation-delay: 1s;
}

.chart-line:nth-child(3) {
    width: 70%;
    top: 70%;
    left: 0;
    animation-delay: 2s;
}

/* Clients Section */
.clients {
    background: var(--dark-bg);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    align-items: center;
}

.client-logo {
    text-align: center;
    padding: 30px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: var(--transition-medium);
}

.client-logo:hover {
    transform: translateY(-5px);
    border-color: var(--primary-blue);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.1);
}

.logo-placeholder {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-secondary);
    opacity: 0.7;
}

/* Contact Section */
.contact {
    background: var(--dark-bg);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 25px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-medium);
}

.contact-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary-blue);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.1);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--dark-bg);
    flex-shrink: 0;
}

.contact-details h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.contact-details p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Contact Form */
.contact-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    position: relative;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: var(--transition-fast);
    outline: none;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: rgba(255, 107, 53, 0.4);
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 8px 32px rgba(255, 107, 53, 0.1);
}

.form-group label {
    position: absolute;
    top: 15px;
    left: 20px;
    color: var(--text-secondary);
    font-size: 1rem;
    pointer-events: none;
    transition: var(--transition-fast);
    background: var(--dark-surface);
    padding: 0 5px;
}

.form-group input:focus + label,
.form-group input:valid + label,
.form-group select:focus + label,
.form-group select:valid + label,
.form-group textarea:focus + label,
.form-group textarea:valid + label {
    top: -10px;
    left: 15px;
    font-size: 0.85rem;
    color: var(--primary-blue);
}

.form-group select {
    cursor: pointer;
}

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

/* Final CTA Section */
.final-cta {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.3);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--primary-blue);
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-top: 20px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
}

.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    color: var(--text-secondary);
    font-size: 1.2rem;
    transition: var(--transition-fast);
}

.social-links a:hover {
    color: var(--primary-blue);
    transform: translateY(-2px);
}

/* Animations */
@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.8; }
}

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

@keyframes node-pulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.2); opacity: 1; }
}

@keyframes line-flow {
    0% { opacity: 0; transform: scaleX(0); }
    50% { opacity: 1; transform: scaleX(1); }
    100% { opacity: 0; transform: scaleX(0); }
}

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

@keyframes grid-move {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes server-flow {
    0% { left: -100%; }
    100% { left: 100%; }
}

@keyframes data-flow {
    0% { width: 0; }
    100% { width: 100%; }
}

@keyframes indicator-pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

@keyframes status-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes chart-grow {
    0% { width: 0; }
    100% { width: 100%; }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }
    
    .infrastructure-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: var(--dark-bg);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .dashboard-content {
        flex-direction: column;
    }
    
    .dashboard-sidebar {
        width: 100%;
        display: flex;
        overflow-x: auto;
        padding: 10px 0;
    }
    
    .sidebar-item {
        white-space: nowrap;
        min-width: 150px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
button:focus,
a:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

/* Notification Styles */
.notification-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.notification-close {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 5px;
    margin-left: auto;
    border-radius: 50%;
    transition: var(--transition-fast);
}

.notification-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --text-secondary: #ffffff;
        --text-muted: #cccccc;
    }
}