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

:root {
    --primary-gradient: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    --secondary-gradient: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    --energy-gradient: linear-gradient(135deg, #00d4ff 0%, #00ff88 100%);
    --ai-gradient: linear-gradient(135deg, #00d4ff 0%, #7b2ff7 100%);
    --glass-bg: rgba(0, 0, 0, 0.4);
    --glass-border: rgba(255, 255, 255, 0.08);
    --text-primary: rgba(255, 255, 255, 0.98);
    --text-secondary: rgba(255, 255, 255, 0.6);
    --shadow-glow: 0 8px 32px rgba(0, 212, 255, 0.2);
    --accent-cyan: #00d4ff;
    --accent-green: #00ff88;
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
    min-height: -webkit-fill-available;
    position: relative;
}

/* iOS safe area support */
@supports (padding: max(0px)) {
    @media (max-width: 768px) {
        body {
            padding-top: env(safe-area-inset-top);
        }
    }
}

/* Animated Background */
.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
    background: radial-gradient(ellipse at center, #0a0a0a 0%, #000000 100%);
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.15;
    animation: float 25s infinite ease-in-out;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--accent-cyan);
    top: -300px;
    left: -300px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--accent-green);
    bottom: -250px;
    right: -250px;
    animation-delay: 8s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: #7b2ff7;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 15s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-30px, 30px) scale(0.9);
    }
}

/* Glass Morphism Effect */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.3), transparent);
}

.glass-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.2);
}

/* Navigation */
.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex: 1;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-cyan);
    letter-spacing: -0.02em;
    cursor: pointer;
    white-space: nowrap;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-cyan);
    transition: width 0.3s ease;
}

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

.nav-tab-switcher {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.nav-tab-switcher .tab-btn {
    padding: 0.75rem 1.25rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-tab-switcher .tab-btn.active {
    background: var(--primary-gradient);
    color: #000;
    font-weight: 700;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.nav-tab-switcher .tab-btn:hover:not(.active) {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.nav-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.nav-buttons .btn-primary {
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 1.5rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    padding: 1.5rem 2rem;
    flex-direction: column;
    gap: 1rem;
    z-index: 1000;
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--glass-border);
    transition: color 0.3s ease;
}

.mobile-menu-link:hover {
    color: var(--accent-cyan);
}

.mobile-menu-btn {
    width: 100%;
    margin-top: 0.5rem;
}

.mobile-tab-switcher {
    display: flex;
    gap: 0.5rem;
    margin: 1rem 0;
    padding: 1rem 0;
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.mobile-tab-switcher .mobile-tab-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mobile-tab-switcher .mobile-tab-btn.active {
    background: var(--primary-gradient);
    color: #000;
    font-weight: 700;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.mobile-tab-switcher .mobile-tab-btn:hover:not(.active) {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

@media (max-width: 968px) {
    .nav-left {
        gap: 1rem;
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-right {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
}

@media (min-width: 969px) {
    .mobile-menu {
        display: none !important;
    }
}

/* Buttons */
.btn-primary,
.btn-secondary {
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary-gradient);
    color: #000;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.5);
    background: linear-gradient(135deg, #00e5ff 0%, #00b3d9 100%);
}

.btn-secondary {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Main Content */
.main-content {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 8rem 2rem 4rem;
}

/* Tab Switcher - Now in navigation, keeping styles for compatibility */
.tab-container {
    display: none; /* Hidden as tabs are now in navigation */
}

.tab-btn {
    padding: 1rem 2rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-secondary);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.tab-btn.active {
    background: var(--primary-gradient);
    color: #000;
    font-weight: 700;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.tab-btn:hover:not(.active) {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

.tab-content.active {
    display: block;
}

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

/* Hero Section */
.hero-section {
    text-align: center;
    padding: 4rem 0;
    margin-bottom: 4rem;
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    animation: slideUp 0.8s ease;
    letter-spacing: -0.03em;
}

.gradient-text {
    background: var(--energy-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.6;
    animation: slideUp 0.8s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    animation: slideUp 0.8s ease 0.4s both;
}

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

/* Stats Section */
.stats-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 5rem;
}

.stat-card {
    text-align: center;
    padding: 2.5rem 2rem;
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: pulse 2s infinite;
}

.stat-value {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--accent-cyan);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* Features Section */
.features-section {
    margin-bottom: 5rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

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

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

.feature-card {
    padding: 2.5rem;
    text-align: center;
}

.feature-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    display: block;
    animation: floatIcon 3s ease-in-out infinite;
}

.feature-card:nth-child(even) .feature-icon {
    animation-delay: 1.5s;
}

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

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

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

/* Charts Section */
.charts-section {
    margin-bottom: 5rem;
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.chart-card {
    padding: 2rem;
}

.chart-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    text-align: center;
    font-weight: 600;
}

.chart-card canvas {
    max-height: 300px;
}

/* CTA Section */
.cta-section {
    margin: 5rem 0;
}

.cta-card {
    text-align: center;
    padding: 4rem 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.cta-card h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: var(--energy-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-card p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* AI Badge */
.ai-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: var(--ai-gradient);
    color: #000;
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 20px;
    margin-bottom: 2rem;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

/* AI Highlight Section */
.ai-highlight-section {
    margin-bottom: 5rem;
}

.ai-highlight-card {
    text-align: center;
    padding: 3rem;
    max-width: 900px;
    margin: 0 auto;
}

.ai-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    animation: pulse 2s infinite;
}

.ai-highlight-card h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: var(--ai-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ai-highlight-card p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.ai-features {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.ai-feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-primary);
    font-weight: 600;
}

.check-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--accent-green);
    color: #000;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.9rem;
}

/* Sensors Section */
.sensors-section {
    margin-bottom: 5rem;
}

.sensors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.sensor-card {
    padding: 2rem;
}

.sensor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.sensor-header h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

.sensor-status {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.sensor-status.online {
    background: var(--accent-green);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.sensor-data {
    margin-bottom: 1.5rem;
}

.data-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.data-item:last-child {
    border-bottom: none;
}

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

.data-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-cyan);
}

.data-unit {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-left: 0.5rem;
}

.sensor-progress {
    margin-top: 1rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 4px;
    transition: width 0.5s ease;
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

/* Consumption Section */
.consumption-section {
    margin-bottom: 5rem;
}

.consumption-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.consumption-card {
    text-align: center;
    padding: 2.5rem 2rem;
}

.consumption-card h3 {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.consumption-value {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    line-height: 1;
}

.consumption-value.savings {
    color: var(--accent-green);
}

.consumption-value .unit {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-left: 0.5rem;
}

.consumption-trend {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.trend-label {
    color: var(--text-secondary);
}

.trend-value {
    color: var(--accent-green);
    font-weight: 600;
}

.trend-value.active {
    color: var(--accent-cyan);
}

/* Controls Section */
.controls-section {
    margin-bottom: 5rem;
}

.controls-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.control-card {
    padding: 2rem;
}

.control-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.control-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.control-info {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.control-info span {
    display: flex;
    justify-content: space-between;
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.1);
    transition: 0.3s;
    border-radius: 26px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background-color: rgba(255, 255, 255, 0.3);
    transition: 0.3s;
    border-radius: 50%;
}

input:checked + .slider {
    background: var(--primary-gradient);
}

input:checked + .slider:before {
    transform: translateX(24px);
    background-color: #000;
}

/* Footer */
.glass-footer {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    padding: 3rem 0 1.5rem;
    margin-top: 5rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-section a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-secondary);
}

/* Visual Flow Section */
.flow-section {
    margin-bottom: 4rem;
}

.flow-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    align-items: center;
    gap: 1rem;
    width: 100%;
    max-width: 100%;
}

.flow-card {
    flex: 1;
    min-width: 0;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 1.5rem;
}

.flow-arrow {
    grid-column: auto;
}

.flow-card h3 {
    font-size: 1.3rem;
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
    font-weight: 700;
}

.flow-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0 0 1rem 0;
    line-height: 1.4;
}

.flow-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.flow-meter {
    margin-top: 0.5rem;
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--accent-cyan);
    line-height: 1.2;
}

.flow-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 0.5rem;
    color: var(--accent-cyan);
    font-size: 2rem;
    flex-shrink: 0;
    min-width: 40px;
}

@media (max-width: 968px) {
    .flow-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .flow-arrow {
        transform: rotate(90deg);
        padding: 0.5rem 0;
        justify-self: center;
    }
    
    .flow-card {
        width: 100%;
        max-width: 100%;
    }
}

/* How It Works Section */
.how-it-works-section {
    margin-bottom: 5rem;
}

.how-it-works-content {
    padding: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.intro-text {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    text-align: center;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.step-item {
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--primary-gradient);
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 900;
    margin: 0 auto 1.5rem;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.step-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 700;
}

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

/* Section Description */
.section-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Benefits Section */
.benefits-section {
    margin-bottom: 5rem;
}

.benefits-intro {
    max-width: 900px;
    margin: 0 auto 3rem;
    padding: 2rem;
    text-align: center;
}

.benefits-intro p {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

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

@media (max-width: 1200px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .benefits-grid {
        grid-template-columns: 1fr;
    }
}

.benefit-card {
    padding: 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.benefit-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

/* Use Cases Section */
.use-cases-section {
    margin-bottom: 5rem;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.use-case-card {
    padding: 2rem;
}

.use-case-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 700;
}

.use-case-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Live Dashboard Section - Combined */
.live-dashboard-section {
    margin-bottom: 4rem;
}

.dashboard-subsection {
    margin-bottom: 3rem;
}

.dashboard-subsection:last-child {
    margin-bottom: 0;
}

.subsection-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    text-align: center;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.use-cases-intro {
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid var(--glass-border);
}

.section-subtitle {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2rem;
}

/* Contact Form Section */
.contact-form-section {
    margin: 5rem 0;
}

.contact-form-card {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    padding: 3rem 2rem;
}

.contact-form-card h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.contact-form-card > p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.contact-options {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.contact-option-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 150px;
}

.contact-option-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-cyan);
    transform: translateY(-2px);
    cursor: pointer;
}

.contact-option-btn {
    cursor: pointer;
}

button,
.btn-primary,
.btn-secondary,
.contact-option-btn {
    cursor: pointer;
    user-select: none;
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

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

.contact-form {
    margin-top: 2rem;
    text-align: left;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.form-actions .btn-primary {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    font-weight: 700;
}

/* CTA & Contact Section - Modern Redesign */
.cta-contact-section {
    margin: 4rem 0;
    width: 100%;
    max-width: 100%;
    padding: 0 2rem;
}

.cta-main-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: stretch;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.cta-hero {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: var(--shadow-glow);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.cta-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 24px 24px 0 0;
}

.cta-title {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.cta-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.cta-benefits {
    display: flex;
    flex-direction: row;
    gap: 2rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.cta-benefit-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-primary);
    font-size: 1rem;
    flex: 0 1 auto;
}

.benefit-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 10px;
    flex-shrink: 0;
}

.cta-main-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.25rem 2rem;
    font-size: 1.1rem;
    position: relative;
    overflow: hidden;
}

.btn-arrow {
    font-size: 1.3rem;
    transition: transform 0.3s ease;
}

.cta-main-btn:hover .btn-arrow {
    transform: translateX(5px);
}

.cta-contact-options {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: var(--shadow-glow);
}

.contact-title {
    color: var(--text-primary);
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

.contact-buttons-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.contact-card-btn {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
    width: 100%;
}

.contact-card-btn:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--accent-cyan);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 212, 255, 0.2);
}

.contact-card-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.15);
    border-radius: 12px;
    flex-shrink: 0;
}

.telegram-icon {
    background: rgba(0, 212, 255, 0.15);
}

.call-icon {
    background: rgba(0, 255, 136, 0.15);
}

.email-icon {
    background: rgba(255, 193, 7, 0.15);
}

.contact-card-content h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.contact-card-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

@media (max-width: 968px) {
    .cta-main-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .cta-hero,
    .cta-contact-options {
        padding: 2rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .cta-contact-section {
        margin: 3rem 0;
        padding: 0 0.5rem;
    }
    
    .cta-hero,
    .cta-contact-options {
        padding: 1.5rem;
        border-radius: 20px;
    }
    
    .cta-title {
        font-size: 1.75rem;
    }
    
    .contact-title {
        font-size: 1.5rem;
    }
    
    .cta-benefits {
        gap: 0.75rem;
    }
    
    .cta-benefit-item {
        font-size: 0.95rem;
    }
    
    .benefit-icon {
        width: 36px;
        height: 36px;
        font-size: 1.3rem;
    }
    
    .contact-card-btn {
        padding: 1.25rem;
    }
    
    .contact-card-icon {
        width: 50px;
        height: 50px;
        font-size: 1.75rem;
    }
}

/* Popup Overlay */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.popup-content {
    position: relative;
    max-width: 500px;
    width: 100%;
    padding: 2rem;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
}

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

.popup-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 2rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.popup-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.popup-content h2 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.popup-content > p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

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

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
    cursor: pointer;
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.checkbox-label a {
    color: var(--accent-cyan);
    text-decoration: underline;
}

.checkbox-label a:hover {
    color: var(--accent-green);
}

.popup-success {
    text-align: center;
    padding: 2rem 0;
}

.success-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--accent-green);
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    font-weight: 900;
    margin: 0 auto 1.5rem;
    animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

.popup-success h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.popup-success p {
    color: var(--text-secondary);
}

/* Mobile Navigation */
.mobile-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    padding: 0.75rem 0;
    padding-bottom: calc(0.75rem + env(safe-area-inset-bottom));
    z-index: 1000;
    box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.5);
}

@media (max-width: 768px) {
    .mobile-nav {
        display: flex;
        justify-content: space-around;
        align-items: center;
    }
}

.mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
    flex: 1;
}

.mobile-nav-item.active {
    color: var(--accent-cyan);
}

.mobile-nav-icon {
    font-size: 1.5rem;
}

.mobile-nav-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Desktop Navigation - Hide on mobile */
@media (max-width: 768px) {
    .glass-nav {
        display: none;
    }
    
    .main-content {
        padding: 2rem 1rem;
        padding-top: calc(2rem + env(safe-area-inset-top));
        padding-bottom: calc(6rem + env(safe-area-inset-bottom));
    }
    
    .tab-container {
        display: none;
    }
}

/* Packages Section */
.packages-section {
    margin-bottom: 5rem;
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    align-items: stretch;
}

@media (max-width: 1400px) {
    .packages-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 968px) {
    .packages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    .packages-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 0 1rem;
    }
    
    .package-card {
        padding: 1.25rem;
    }
    
    .package-visual {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.4rem 0.5rem;
        padding: 0.75rem 0.5rem;
        min-height: 130px;
        max-height: 150px;
        overflow: hidden;
    }
    
    .device-item {
        padding: 0.2rem 0.25rem;
        min-height: 60px;
        max-height: 70px;
        overflow: hidden;
    }
    
    .device-icon {
        font-size: 1.5rem;
        min-height: 1.5rem;
        max-height: 1.8rem;
        overflow: hidden;
    }
    
    .device-label {
        font-size: 0.65rem;
        max-height: 1.2rem;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .package-features {
        max-height: 250px;
        min-height: 120px;
    }
    
    .popular-badge {
        top: 0.75rem;
        right: 0.75rem;
        font-size: 0.7rem;
        padding: 0.25rem 0.6rem;
    }
    
    .package-card h3 {
        font-size: 1.3rem;
    }
}

.package-card {
    padding: 1.5rem;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    max-height: 650px;
    overflow: hidden;
}

.package-card.featured {
    border: 2px solid var(--accent-cyan);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.3);
}

.package-card.custom {
    border: 2px solid var(--accent-green);
}

.package-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--primary-gradient);
    color: #000;
    font-weight: 700;
    font-size: 0.85rem;
    border-radius: 20px;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.package-card.custom .package-badge {
    background: var(--secondary-gradient);
}

.package-header-badges {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 0.75rem;
}

.popular-badge {
    display: inline-block;
    background: var(--accent-green);
    color: #000;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    white-space: nowrap;
}

.package-header {
    margin-bottom: 1.5rem;
    position: relative;
}

.package-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0;
    color: var(--text-primary);
    font-weight: 800;
    line-height: 1.2;
}

.package-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    flex: 1;
    margin-bottom: 1.5rem;
    min-height: 0;
    overflow: hidden;
}

.package-footer {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.package-visual {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem 0.75rem;
    padding: 0.75rem 0.5rem;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    min-height: 150px;
    max-height: 170px;
    align-content: start;
    overflow: hidden;
}

.device-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.2rem;
    padding: 0.4rem 0.25rem;
    min-height: 65px;
    max-height: 75px;
    overflow: hidden;
}

.device-icon {
    font-size: 1.8rem;
    text-align: center;
    display: block;
    line-height: 1;
    min-height: 1.8rem;
    max-height: 2rem;
    overflow: hidden;
}

.device-label {
    font-size: 0.7rem;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.2;
    display: block;
    word-break: break-word;
    max-height: 1.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
}

.package-features {
    flex: 1 1 auto;
    min-height: 0;
    max-height: 200px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.package-features::-webkit-scrollbar {
    width: 4px;
}

.package-features::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 2px;
}

.package-features::-webkit-scrollbar-thumb {
    background: var(--accent-cyan);
    border-radius: 2px;
}

.feature-item {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    font-size: 0.85rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    line-height: 1.5;
    margin-bottom: 0;
}

.feature-item:last-child {
    border-bottom: none;
}

.package-price {
    text-align: center;
    padding-top: 0;
}

.price-main {
    display: block;
    font-size: 2rem;
    font-weight: 900;
    color: var(--accent-cyan);
    margin-bottom: 0.25rem;
}

.price-note {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.package-card .btn-primary {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
}

@media (max-width: 968px) {
    .package-visual {
        min-height: 120px;
    }
    
    .package-features {
        min-height: auto;
    }
}

/* Off-Grid Section */
.offgrid-info {
    margin-bottom: 2rem;
    padding: 2rem;
    width: 100%;
    max-width: 100%;
}

.offgrid-title {
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.offgrid-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.offgrid-benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    font-size: 0.95rem;
}

.offgrid-benefit-block {
    display: flex;
    flex-direction: column;
}

.offgrid-benefit-title {
    color: var(--accent-cyan);
    margin-bottom: 0.75rem;
    font-size: 1rem;
    font-weight: 600;
}

.offgrid-benefit-block:nth-child(2) .offgrid-benefit-title {
    color: var(--accent-green);
}

.offgrid-benefit-block:nth-child(3) .offgrid-benefit-title {
    color: var(--accent-cyan);
}

.offgrid-benefit-list {
    color: var(--text-secondary);
    line-height: 1.8;
    list-style: none;
    padding: 0;
    margin: 0;
}

.offgrid-benefit-list li {
    margin-bottom: 0.5rem;
}

@media (max-width: 968px) {
    .offgrid-benefits-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

.offgrid-section {
    margin-bottom: 3rem;
}

@media (max-width: 768px) {
    .offgrid-section .glass-card {
        padding: 1.5rem !important;
    }
    
    .offgrid-section h2 {
        font-size: 1.5rem !important;
    }
    
    .offgrid-section > div > div {
        grid-template-columns: 1fr !important;
    }
}

/* PRO Support Info */
.pro-support-info {
    max-width: 1000px;
    margin: 3rem auto 0;
    padding: 2.5rem;
    text-align: center;
}

.pro-support-info h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.pro-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.pro-feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    text-align: left;
}

.pro-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.pro-feature strong {
    display: block;
    color: var(--text-primary);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

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

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .sensors-grid {
        grid-template-columns: 1fr;
    }
    
    .consumption-grid {
        grid-template-columns: 1fr;
    }
    
    .controls-grid {
        grid-template-columns: 1fr;
    }
    
    .packages-grid {
        grid-template-columns: 1fr;
    }
    
    .pro-features {
        grid-template-columns: 1fr;
    }
    
    .contact-options {
        flex-direction: column;
    }
    
    .contact-option-btn {
        width: 100%;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions button {
        width: 100%;
    }
}

@media (min-width: 769px) {
    .mobile-nav {
        display: none;
    }
}