/* Variables */
:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #3b82f6;
    --light-color: #f8fafc;
    --dark-color: #1e293b;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #ffffff;
    overflow-x: hidden;
}

/* Typography */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
}

/* Navigation */
.navbar {
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.navbar.scrolled {
    background-color: rgba(15, 23, 42, 0.95) !important;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background-color: var(--primary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

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

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="rgba(255,255,255,0.1)" points="0,1000 1000,0 1000,1000"/></svg>');
    background-size: cover;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-brand {
    color: #ffffff;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    font-weight: 900;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-buttons .btn {
    font-weight: 600;
    padding: 0.8rem 2rem;
    border-radius: 10px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

.hero-buttons .btn-primary {
    background: linear-gradient(135deg, #4f46e5, #3b82f6);
    border: none;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

.hero-buttons .btn-primary:hover {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
}

.hero-buttons .btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.8);
    color: white;
    background: transparent;
}

.hero-buttons .btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: white;
    color: white;
    transform: translateY(-2px);
}

.typing-text {
    position: relative;
    overflow: hidden;
    border-right: 2px solid white;
    white-space: nowrap;
    animation: typing 3s steps(30, end), blink-caret 0.5s step-end infinite;
}

@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

@keyframes blink-caret {
    from, to { border-color: transparent }
    50% { border-color: white }
}

.rotating-text {
    position: relative;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Dashboard */
.hero-dashboard {
    position: relative;
    z-index: 2;
}

.dashboard-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    animation: float 6s ease-in-out infinite;
}

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

.metric-card {
    background: white;
    border-radius: 15px;
    padding: 1.2rem;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.metric-card:hover {
    transform: translateY(-5px);
}

.metric-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.metric-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark-color);
}

.metric-label {
    font-size: 0.9rem;
    color: var(--gray-600);
    margin-top: 0.5rem;
}

/* Feature Cards */
.feature-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.feature-card-blue::before {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.feature-card-green::before {
    background: linear-gradient(135deg, #10b981, #059669);
}

.feature-card-purple::before {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.feature-card-orange::before {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.feature-card-red::before {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.feature-card-info::before {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.feature-card:hover::before {
    height: 6px;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.feature-card h4 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* Purple color utility */
.text-purple {
    color: #8b5cf6 !important;
}

/* Security Cards */
.security-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.security-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.security-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.security-card h4 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.security-card p {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.security-tags {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.security-tags .badge {
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
}

/* Device Section */
.device-features {
    padding: 2rem 0;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.feature-item:hover {
    transform: translateX(10px);
}

.feature-item .feature-icon {
    font-size: 1.5rem;
    margin-top: 0.25rem;
}

.feature-content h5 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.feature-content p {
    color: var(--gray-600);
    margin: 0;
}

.device-showcase {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.device-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    width: 100%;
}

.device-stats {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--gray-100);
    border-radius: 10px;
    transition: background-color 0.3s ease;
}

.stat-item:hover {
    background: var(--gray-200);
}

.stat-label {
    font-weight: 500;
    color: var(--gray-700);
}

.stat-value {
    font-weight: 600;
    font-size: 1.1rem;
}

/* Sensor Cards */
.sensor-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.sensor-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.sensor-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.sensor-card h5 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.sensor-card p {
    color: var(--gray-600);
    margin-bottom: 0.5rem;
}

.sensor-card small {
    color: var(--gray-500);
}

/* Server Cards */
.server-card {
    background: linear-gradient(135deg, #ffffff, #fdfdfe);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.server-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.server-card.border-success {
    border-color: rgba(16, 185, 129, 0.2);
}

.server-card.border-warning {
    border-color: rgba(251, 191, 36, 0.2);
}

.server-card.border-primary {
    border-color: rgba(59, 130, 246, 0.2);
}

.server-header {
    padding: 1.5rem;
    position: relative;
}

.server-header h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 0;
}

.server-header .badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 0.75rem;
    font-weight: 500;
}

.server-body {
    padding: 1.5rem 2rem 2rem;
}

.server-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.server-features li {
    padding: 0.4rem 0;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.9rem;
    color: var(--gray-700);
}

.server-features i {
    font-size: 0.9rem;
    width: 16px;
    text-align: center;
}

.server-target {
    margin-top: 1.5rem;
    padding: 1rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(37, 99, 235, 0.02));
    border-radius: 10px;
    border: 1px solid rgba(59, 130, 246, 0.1);
}

.server-target h6 {
    color: var(--dark-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.server-target p {
    color: var(--gray-600);
    margin: 0;
    font-size: 0.85rem;
    line-height: 1.4;
}

/* Performance Highlights */
.performance-highlight {
    text-align: center;
    padding: 1.5rem 1rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(37, 99, 235, 0.02));
    border-radius: 15px;
    border: 1px solid rgba(59, 130, 246, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.performance-highlight:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border-color: rgba(59, 130, 246, 0.2);
}

.performance-number {
    font-size: 2.2rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.5rem;
    display: block;
}

.performance-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.3rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.performance-desc {
    font-size: 0.8rem;
    color: var(--gray-600);
    line-height: 1.4;
}

/* Pricing Scale Overview */
.pricing-scale-overview {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(37, 99, 235, 0.02));
    border-radius: 20px;
    padding: 2rem 1rem;
    border: 1px solid rgba(59, 130, 246, 0.1);
    margin-bottom: 2rem;
}

.scale-item {
    text-align: center;
    padding: 1rem;
    transition: all 0.3s ease;
}

.scale-item:hover {
    transform: translateY(-5px);
}

.scale-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.scale-item h6 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.scale-item p {
    font-size: 0.9rem;
    color: var(--gray-700);
    line-height: 1.4;
}

.scale-item .text-muted {
    font-size: 0.8rem;
    color: var(--gray-600);
}

/* Redis Button Styling */
.btn-redis {
    background-color: #17a2b8 !important;
    border-color: #17a2b8 !important;
    color: white !important;
}

.btn-redis:hover {
    background-color: #138496 !important;
    border-color: #117a8b !important;
    color: white !important;
}

.btn-redis:focus, .btn-redis.focus {
    box-shadow: 0 0 0 0.2rem rgba(23, 162, 184, 0.5) !important;
}

.btn-redis:active, .btn-redis.active {
    background-color: #117a8b !important;
    border-color: #10707f !important;
}

/* Table Styling */
.table-responsive {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.table {
    margin: 0;
    font-size: 0.9rem;
}

.table th {
    background: var(--dark-color);
    color: white;
    font-weight: 600;
    border: none;
    padding: 0.8rem;
    font-size: 0.85rem;
    text-align: center;
}

.table td {
    padding: 0.8rem;
    vertical-align: middle;
    border-color: var(--gray-200);
    text-align: center;
}

.table td:first-child {
    text-align: left;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(37, 99, 235, 0.05);
}

.table-hover tbody tr:hover {
    background-color: rgba(37, 99, 235, 0.1);
}

/* Pricing Cards */
.pricing-card {
    background: linear-gradient(135deg, #ffffff, #f8fafc);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
    transition: all 0.4s ease;
    height: 100%;
    position: relative;
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.12);
}

.pricing-card.featured {
    border: 3px solid transparent;
    background: linear-gradient(135deg, #ffffff, #f8fafc);
    background-clip: padding-box;
    transform: scale(1.03);
    position: relative;
    z-index: 2;
}

.pricing-card.featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #fbbf24, #f59e0b, #fbbf24);
    border-radius: 24px;
    padding: 3px;
    z-index: -1;
}

.pricing-card.featured:hover {
    transform: scale(1.03) translateY(-10px);
}

.server-header.bg-success {
    background: linear-gradient(135deg, #10b981, #059669);
}

.server-header.bg-primary {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.server-header.bg-warning {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
}

.server-header h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.server-header small {
    opacity: 0.9;
    font-size: 0.8rem;
    font-weight: 400;
}

.pricing-body {
    padding: 2rem 2rem 2.5rem;
    background: linear-gradient(135deg, #ffffff, #f8fafc);
}

.pricing-price {
    text-align: center;
    margin-bottom: 1.5rem;
    padding: 1.2rem 1rem;
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.8), rgba(241, 245, 249, 0.6));
    border-radius: 12px;
    border: 1px solid rgba(59, 130, 246, 0.08);
    position: relative;
}

.price-amount {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    line-height: 1.1;
    margin-bottom: 0.2rem;
}

.price-currency {
    font-size: 0.9rem;
    color: var(--gray-600);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
    padding: 0;
}

.pricing-features li {
    padding: 1rem 0;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    font-size: 0.95rem;
    line-height: 1.5;
    border-bottom: 1px solid rgba(59, 130, 246, 0.1);
    font-weight: 500;
    color: var(--gray-700);
    transition: all 0.3s ease;
    position: relative;
}

.pricing-features li:hover {
    padding-left: 0.8rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(37, 99, 235, 0.04));
    border-radius: 10px;
    transform: translateX(3px);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features i {
    margin-top: 0.1rem;
    flex-shrink: 0;
    font-size: 1.1rem;
    padding: 0.3rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.pricing-features i.text-success {
    color: #10b981;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(5, 150, 105, 0.1));
}

.pricing-features i.text-danger {
    color: #ef4444;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(220, 38, 38, 0.1));
}

.pricing-info {
    background: var(--light-color);
    border-radius: 15px;
    padding: 2rem;
    border: 1px solid var(--gray-200);
}

.pricing-info h5 {
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.pricing-info ul {
    margin: 0;
    padding-left: 1.5rem;
}

.pricing-info li {
    margin-bottom: 0.5rem;
    color: var(--gray-600);
}

.pricing-note {
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(37, 99, 235, 0.04), rgba(99, 102, 241, 0.06));
    border-radius: 16px;
    text-align: center;
    border: 2px solid rgba(59, 130, 246, 0.15);
    position: relative;
    overflow: hidden;
}

.pricing-note::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(135deg, #3b82f6, #2563eb, #6366f1);
}

.pricing-note small {
    font-weight: 600;
    color: var(--gray-700);
    line-height: 1.6;
    display: block;
}

.pricing-info h6 {
    color: var(--dark-color);
    font-weight: 600;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--gray-200);
}

.pricing-info .row {
    margin-bottom: 1rem;
}

.pricing-info .alert {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(37, 99, 235, 0.1));
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 15px;
}

.pricing-info .alert h6 {
    color: var(--primary-color);
    border-bottom: none;
    margin-bottom: 1rem;
}

.pricing-info .alert .row > div {
    margin-bottom: 1rem;
}

.pricing-info .alert strong {
    color: var(--dark-color);
    display: block;
    margin-bottom: 0.5rem;
}

.pricing-info .alert small {
    color: var(--gray-600);
    line-height: 1.4;
}

/* License Info Section */
.license-info-section {
    background: linear-gradient(135deg, #f8fafc, #ffffff);
    border-radius: 20px;
    padding: 3rem 2rem;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.license-info-header {
    text-align: center;
    margin-bottom: 2rem;
}

.license-info-header h4 {
    color: var(--dark-color);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.license-info-header p {
    font-size: 1.1rem;
    line-height: 1.6;
}

.license-info-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    height: 100%;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
}

.license-info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.license-info-icon {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.3);
}

.license-info-icon i {
    font-size: 1.5rem;
    color: white;
}

.license-info-card h6 {
    color: var(--dark-color);
    font-weight: 600;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.license-info-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.license-info-card li {
    padding: 0.6rem 0;
    color: var(--gray-600);
    font-size: 0.9rem;
    line-height: 1.5;
    position: relative;
    padding-left: 1.5rem;
}

.license-info-card li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
}

.license-info-card li:hover {
    color: var(--dark-color);
    transform: translateX(3px);
    transition: all 0.3s ease;
}

/* Pricing Toggle Styles */
.pricing-toggle-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.pricing-toggle {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.9));
    border-radius: 50px;
    padding: 0.6rem;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
    border: 2px solid rgba(59, 130, 246, 0.15);
    display: flex;
    gap: 0.5rem;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.pricing-toggle::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(37, 99, 235, 0.03));
    border-radius: 50px;
    z-index: 0;
}

.pricing-toggle-btn {
    padding: 1.2rem 2.5rem;
    border: none;
    border-radius: 40px;
    background: transparent;
    color: var(--gray-600);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.4s ease;
    display: flex;
    align-items: center;
    white-space: nowrap;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.pricing-toggle-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.pricing-toggle-btn:hover::before {
    left: 100%;
}

.pricing-toggle-btn.active {
    background: linear-gradient(135deg, #3b82f6, #2563eb, #1d4ed8);
    color: white;
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.pricing-toggle-btn:hover:not(.active) {
    color: var(--primary-color);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(37, 99, 235, 0.05));
    transform: translateY(-2px);
}

.pricing-toggle-info {
    text-align: center;
    min-height: 1.5rem;
}

.pricing-info-item {
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.pricing-info-item.active {
    display: block;
    opacity: 1;
    animation: fadeIn 0.3s ease;
}

.pricing-info-item small {
    color: var(--gray-600);
    font-weight: 500;
}

.pricing-cards-container {
    transition: all 0.4s ease;
}

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

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Leasing Info Panel */
.leasing-info-panel {
    animation: fadeIn 0.4s ease;
}

.leasing-info-panel .alert {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(37, 99, 235, 0.05));
    border: 2px solid rgba(59, 130, 246, 0.2);
    border-radius: 20px;
    padding: 2rem;
}

.leasing-info-panel .alert h5 {
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.leasing-info-panel .alert h6 {
    color: var(--dark-color);
    font-weight: 600;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid rgba(59, 130, 246, 0.2);
}

.leasing-info-panel .alert ul {
    padding-left: 1.2rem;
    margin-bottom: 0;
}

.leasing-info-panel .alert li {
    margin-bottom: 0.5rem;
    color: var(--gray-700);
    line-height: 1.5;
}

.leasing-info-panel .alert strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* Enhanced Button Styles for Pricing */
.pricing-card .btn {
    font-weight: 600;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    border: none;
    position: relative;
    overflow: hidden;
}

.pricing-card .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

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

.server-card .btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    box-shadow: 0 3px 12px rgba(16, 185, 129, 0.25);
    border: 1px solid rgba(16, 185, 129, 0.2);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.7rem 1.5rem;
    border-radius: 8px;
}

.server-card .btn-success:hover {
    background: linear-gradient(135deg, #059669, #047857);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
    border-color: rgba(16, 185, 129, 0.3);
}

.server-card .btn-primary {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    box-shadow: 0 3px 12px rgba(59, 130, 246, 0.25);
    border: 1px solid rgba(59, 130, 246, 0.2);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.7rem 1.5rem;
    border-radius: 8px;
}

.server-card .btn-primary:hover {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.3);
    border-color: rgba(59, 130, 246, 0.3);
}

.server-card .btn-warning {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    box-shadow: 0 3px 12px rgba(251, 191, 36, 0.25);
    color: #1f2937;
    border: 1px solid rgba(251, 191, 36, 0.2);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.7rem 1.5rem;
    border-radius: 8px;
}

.server-card .btn-warning:hover {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(251, 191, 36, 0.3);
    color: #1f2937;
    border-color: rgba(251, 191, 36, 0.3);
}

/* Table Improvements */
.table-responsive {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.table {
    margin-bottom: 0;
}

.table thead th {
    background: linear-gradient(135deg, #1f2937, #374151);
    color: white;
    border: none;
    font-weight: 600;
    padding: 1.5rem 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

.table tbody td {
    padding: 1.25rem 1rem;
    vertical-align: middle;
    border-color: rgba(0, 0, 0, 0.05);
    font-weight: 500;
}

.table tbody tr:hover {
    background-color: rgba(59, 130, 246, 0.05);
    transform: scale(1.005);
    transition: all 0.2s ease;
}

/* Contact Section */
.contact-item {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.contact-item h5 {
    color: white;
    margin-bottom: 1rem;
}

.contact-item p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.contact-cta {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
}

/* Buttons */
.btn {
    border-radius: 50px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    transform: translateY(-2px);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
}

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

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Scroll Effects */
.scroll-fade {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .metric-card {
        margin-bottom: 1rem;
    }
    
    .feature-item {
        flex-direction: column;
        text-align: center;
    }
    
    .device-showcase {
        margin-top: 2rem;
    }
    
    .pricing-card {
        margin-bottom: 2rem;
    }
}

/* Contact Info Cards */
.contact-info-card {
    background: linear-gradient(135deg, var(--gray-800), var(--gray-900));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.contact-info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(135deg, var(--primary-color), var(--warning-color), var(--success-color), var(--danger-color));
    opacity: 0.8;
}

.contact-info-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.bg-gradient-dark {
    background: linear-gradient(135deg, #1e293b, #0f172a);
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .metric-value {
        font-size: 1.5rem;
    }
    
    .feature-card,
    .security-card,
    .sensor-card,
    .server-card {
        margin-bottom: 1.5rem;
    }
    
    .price-amount {
        font-size: 2.5rem;
    }
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-custom {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.border-gradient {
    border: 2px solid transparent;
    background: linear-gradient(white, white) padding-box,
                linear-gradient(135deg, var(--primary-color), var(--secondary-color)) border-box;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Communication Advantages Section */
#communication {
    padding-top: 3rem !important;
    padding-bottom: 3rem !important;
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #2563eb 100%);
    position: relative;
}

#communication::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

#communication .section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.5px;
}

#communication .subtitle-container {
    margin-top: 1rem;
}

#communication .section-subtitle {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0;
    background: rgba(255, 255, 255, 0.15) !important;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.communication-hero {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.communication-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.03) 0%, rgba(16, 185, 129, 0.03) 100%);
    pointer-events: none;
}

.comparison-card {
    height: 100%;
    border: none;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.comparison-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
}

.comparison-card .card-header {
    border: none;
    padding: 1.2rem;
    font-weight: 600;
    font-size: 1.1rem;
}

.comparison-card .card-body {
    padding: 1.2rem;
}

.advantage-list, .disadvantage-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.advantage-item, .disadvantage-item {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 0.8rem;
    background: rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.advantage-item:hover, .disadvantage-item:hover {
    background: rgba(0, 0, 0, 0.25);
    transform: translateX(3px);
    border-color: rgba(255, 255, 255, 0.2);
}

.advantage-icon, .disadvantage-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

.advantage-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.advantage-icon.bg-primary {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.advantage-icon.bg-success {
    background: linear-gradient(135deg, #10b981, #059669);
}

.advantage-icon.bg-info {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.advantage-icon.bg-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.disadvantage-icon.bg-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.disadvantage-icon.bg-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.disadvantage-icon.bg-secondary {
    background: linear-gradient(135deg, #6b7280, #4b5563);
}

.disadvantage-icon.bg-dark {
    background: linear-gradient(135deg, #374151, #1f2937);
}

.advantage-icon i, .disadvantage-icon i {
    font-size: 1.1rem;
}

.advantage-item:hover .advantage-icon, .disadvantage-item:hover .disadvantage-icon {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.advantage-item h6, .disadvantage-item h6 {
    margin-bottom: 0.3rem;
    font-weight: 600;
    color: #ffffff;
    font-size: 0.95rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.advantage-item p, .disadvantage-item p {
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.85rem;
    line-height: 1.4;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.communication-summary {
    background: linear-gradient(135deg, var(--dark-color) 0%, var(--gray-800) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.communication-summary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 0%, rgba(245, 158, 11, 0.08) 50%, transparent 100%);
    pointer-events: none;
}

.envirosense-card .card-header {
    background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
}

.competitor-card .card-header {
    background: linear-gradient(135deg, var(--warning-color) 0%, #d97706 100%);
}

/* Responsive adjustments for communication section */
@media (max-width: 768px) {
    #communication {
        padding-top: 2rem !important;
        padding-bottom: 2rem !important;
    }
    
    #communication .section-title {
        font-size: 2rem;
    }
    
    #communication .section-subtitle {
        font-size: 0.9rem;
        padding: 0.5rem 1rem;
    }
    
    .communication-hero {
        padding: 1.5rem;
    }
    
    .communication-hero .col-lg-1 {
        margin-bottom: 1rem;
    }
    
    .communication-hero h4 {
        font-size: 1.2rem;
    }
    
    .comparison-card .card-header {
        padding: 1rem;
        font-size: 1rem;
    }
    
    .comparison-card .card-body {
        padding: 1rem;
    }
    
    .advantage-item, .disadvantage-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
        padding: 0.7rem;
    }
    
    .advantage-icon, .disadvantage-icon {
        width: 35px;
        height: 35px;
        align-self: center;
    }
    
    .advantage-icon i, .disadvantage-icon i {
        font-size: 1rem;
    }
    
    .advantage-item h6, .disadvantage-item h6 {
        font-size: 0.9rem;
        color: #ffffff;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
    }
    
    .advantage-item p, .disadvantage-item p {
        font-size: 0.8rem;
        color: rgba(255, 255, 255, 0.95);
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    }
    
    .communication-summary {
        padding: 1rem;
    }
    
    .communication-summary h6 {
        font-size: 1rem;
    }
    
    .communication-summary .small {
        font-size: 0.8rem;
    }
}

@media (max-width: 576px) {
    .hero-section {
        padding: 50px 0;
        min-height: 100vh;
    }
    
    .hero-title {
        font-size: 1.7rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
        line-height: 1.4;
        margin-bottom: 1.5rem;
    }
    
    .section-title {
        font-size: 1.7rem;
        line-height: 1.2;
    }
    
    .section-subtitle {
        font-size: 0.85rem;
        line-height: 1.3;
    }
    
    .feature-card {
        padding: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .feature-card h4 {
        font-size: 1.2rem;
    }
    
    .feature-card p {
        font-size: 0.9rem;
    }
    
    .server-card {
        margin-bottom: 1.5rem;
    }
    
    .pricing-price .price-amount {
        font-size: 2rem;
    }
    
    .pricing-toggle-btn {
        font-size: 0.85rem;
        padding: 0.5rem 0.8rem;
    }
    
    .table-responsive {
        font-size: 0.8rem;
    }
    
    .contact-item {
        text-align: center;
        margin-bottom: 1.5rem;
    }
    
    .contact-info-card {
        padding: 1rem;
    }
    
    .communication-hero {
        padding: 1rem;
    }
    
    .communication-hero h4 {
        font-size: 1.1rem;
    }
    
    .btn-lg {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    #communication .section-title {
        font-size: 1.8rem;
        line-height: 1.2;
    }
    
    #communication .section-subtitle {
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
        line-height: 1.3;
    }
}