/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #0E0D54;
    background-color: #ffffff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

.hero-image {
    will-change: transform;
}

/* Color Variables */
:root {
    --primary-dark: #0E0D54;
    --primary-blue: #0A00E9;
    --accent-blue: #2667FF;
    --light-blue: #1a237e;
    --light-gray: #E4E4E4;
    --white: #ffffff;
    --text-dark: #0E0D54;
    --text-light: #666666;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.5rem;
    line-height: 1.3;
}

h3 {
    font-size: 1.5rem;
    line-height: 1.4;
}

p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: var(--white);
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(10, 0, 233, 0.3);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 0.5rem 0;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    position: relative;
    height: 70px;
    display: flex;
    align-items: center;
    width: auto;
    min-width: 120px;
}

.nav-logo .logo {
    height: 70px;
    width: auto;
    transition: all 0.4s ease;
}

.nav-logo-scroll {
    opacity: 0;
    transform: scale(0.9);
    height: 70px;
    visibility: hidden;
}

.navbar.scrolled .nav-logo-scroll {
    opacity: 1;
    transform: scale(1);
    visibility: visible;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--primary-dark);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-blue));
}

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

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    filter: brightness(0.8) contrast(1.2);
    transition: filter 0.15s ease;
}

/* Energy Portfolio Visual Elements */
.hero-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 30%, rgba(255, 193, 7, 0.15) 0%, transparent 25%),
        radial-gradient(circle at 80% 20%, rgba(40, 167, 69, 0.15) 0%, transparent 25%),
        radial-gradient(circle at 60% 70%, rgba(0, 123, 255, 0.15) 0%, transparent 25%),
        radial-gradient(circle at 30% 80%, rgba(220, 53, 69, 0.15) 0%, transparent 25%),
        linear-gradient(45deg, transparent 40%, rgba(255, 255, 255, 0.02) 50%, transparent 60%);
    z-index: 1;
}


.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(14, 13, 84, 0.8), rgba(10, 0, 233, 0.6));
    z-index: 2;
    transition: background 0.15s ease;
}

.hero-content {
    text-align: center;
    color: var(--white);
    z-index: 3;
}

.hero-logo {
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-logo-image {
    height: 160px;
    width: auto;
    margin: 0 auto;
    filter: brightness(0) invert(1);
    opacity: 0.95;
    transition: opacity 0.15s ease;
}

.hero-logo-image:hover {
    opacity: 1;
    transform: scale(1.05);
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    transition: color 0.15s ease;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    transition: color 0.15s ease;
}

.hero-cta {
    margin-top: 2rem;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-dark);
}

/* Intro Section */
.intro {
    background: var(--white);
}

.intro-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

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

.intro-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, var(--light-blue), var(--accent-blue));
    border-radius: 15px;
    color: var(--white);
    transition: transform 0.3s ease;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.stat-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

/* Benefits Section */
.benefits {
    background: var(--white);
}

.benefits .section-title {
    color: var(--primary-dark);
}

.benefits-carousel {
    position: relative;
    margin-top: 3rem;
    z-index: 2;
}

.carousel-container {
    overflow: hidden;
    border-radius: 20px;
    margin: 0 60px;
}

.carousel-track {
    display: flex;
    gap: 1.5rem;
    padding: 1rem 0.5rem;
}

.benefit-card {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-blue));
    padding: 1.5rem 1.2rem;
    border-radius: 20px;
    text-align: center;
    color: var(--white);
    transition: all 0.4s ease;
    border: 3px solid transparent;
    position: relative;
    overflow: hidden;
    flex: 0 0 240px;
    min-height: 200px;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.1));
    opacity: 0;
    transition: opacity 0.4s ease;
}

.benefit-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
}


.benefit-icon svg {
    width: 56px;
    height: 56px;
}

.benefit-title {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    color: var(--white);
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.benefit-description {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
    font-size: 0.9rem;
    position: relative;
    z-index: 1;
}

/* Carousel Controls */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 1);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.carousel-btn-prev {
    left: -25px;
}

.carousel-btn-next {
    right: -25px;
}

.carousel-btn svg {
    color: var(--primary-dark);
}

/* Carousel Dots */
.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-dot.active,
.carousel-dot:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: scale(1.2);
}

/* Features Section */
.features {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-blue));
    position: relative;
    overflow: hidden;
}

.features .section-title {
    color: var(--white);
    position: relative;
    z-index: 2;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: 25px;
    text-align: center;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 3px solid transparent;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.05);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.feature-card:hover {
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    background: linear-gradient(135deg, var(--accent-blue), var(--light-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: 0 10px 25px rgba(38, 103, 255, 0.3);
    transition: all 0.4s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.02);
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-dark);
}

.feature-description {
    color: var(--text-light);
    line-height: 1.7;
    font-size: 1rem;
}

/* Coming Soon Badge */
.coming-soon-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #0E0D54;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    box-shadow: 0 3px 8px rgba(255, 215, 0, 0.3);
    z-index: 10;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 16px rgba(255, 215, 0, 0.4);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3);
    }
}

.battery-dispatch {
    position: relative;
    opacity: 0.85;
}

.battery-dispatch:hover {
    opacity: 1;
}

/* Footer */
.footer {
    background: var(--primary-dark);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    text-align: center;
    margin-bottom: 2rem;
}

.footer-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.3rem;
    margin: 0;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.footer-logo-small {
    height: 45px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-logo-image {
        height: 120px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .nav-menu {
        display: none;
    }
    
    .container {
        padding: 0 15px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .intro-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .benefit-card {
        flex: 0 0 220px;
        min-height: 180px;
        padding: 1.2rem;
    }
    
    .feature-card {
        padding: 2rem;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
    }
    
    .carousel-btn-prev {
        left: -20px;
    }
    
    .carousel-btn-next {
        right: -20px;
    }
    
    .contact-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-logo-image {
        height: 90px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .benefit-card {
        flex: 0 0 200px;
        min-height: 160px;
        padding: 1rem;
    }
    
    .benefit-title {
        font-size: 1rem;
    }
    
    .benefit-description {
        font-size: 0.85rem;
    }
    
    .benefit-icon {
        width: 50px;
        height: 50px;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .carousel-btn {
        width: 35px;
        height: 35px;
    }
    
    .carousel-btn-prev {
        left: -15px;
    }
    
    .carousel-btn-next {
        right: -15px;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .footer-logo-small {
        height: 35px;
    }
    
}

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

.feature-card,
.stat-item {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading Animation */
.hero-content {
    animation: fadeInUp 1s ease-out 0.5s both;
}