@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700&family=Montserrat:wght@800&family=Poppins:wght@600&display=swap');

:root {
    --primary: #00FF88;
    --accent: #A6FF00;
    --bg-black: #040607;
    --card-bg: #121417;
    --glow: #00FFA3;
    --text-main: #FFFFFF;
    --text-muted: #9BA3AF;
    --transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-black);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.6;
    background-image: radial-gradient(circle at 15% 50%, rgba(0, 255, 136, 0.03), transparent 25%),
                      radial-gradient(circle at 85% 30%, rgba(166, 255, 0, 0.03), transparent 25%);
}

h1, h2, h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    text-transform: uppercase;
    line-height: 1.2;
}

h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    letter-spacing: 0.5px;
}

a {
    text-decoration: none;
    color: var(--text-main);
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

/* Global Layout & Utility */
.container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 5%;
}

.section-padding {
    padding: 100px 0;
}

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

.section-header {
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 15px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.highlight {
    color: var(--primary);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.4);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 15px 35px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 50px;
    cursor: pointer;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    z-index: 1;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary);
    color: var(--bg-black);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

.btn-primary:hover {
    background: transparent;
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: 0 0 25px var(--glow), inset 0 0 10px var(--glow);
}

.btn-outline {
    background: transparent;
    border-color: var(--text-muted);
    color: var(--text-main);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.4), inset 0 0 10px rgba(0, 255, 136, 0.2);
}

.btn-group {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 1000;
    transition: var(--transition);
    background: transparent;
}

header.scrolled {
    background: rgba(4, 6, 7, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 255, 136, 0.1);
    padding: 15px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -1px;
}

.logo span {
    color: var(--primary);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.nav-links {
    display: flex;
    gap: 35px;
}

.nav-links a {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    position: relative;
    padding-bottom: 5px;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    box-shadow: 0 0 8px var(--glow);
    transition: var(--transition);
}

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

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

.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
    flex-direction: column;
    gap: 6px;
}

.hamburger span {
    display: block;
    width: 30px;
    height: 2px;
    background: var(--text-main);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 800px;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, rgba(4, 6, 7, 0.9) 0%, rgba(18, 20, 23, 0.7) 100%),
                url('assets/images/futuristic-electric-bike-concept-neon-green.jpg') center/cover no-repeat;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at center, transparent 0%, var(--bg-black) 100%);
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-image: radial-gradient(var(--primary) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.1;
    animation: moveParticles 20s linear infinite;
    z-index: 1;
}

.neon-lines {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) perspective(500px) rotateX(60deg);
    width: 200%;
    height: 100%;
    background: repeating-linear-gradient(90deg, transparent, transparent 40px, rgba(0, 255, 136, 0.1) 40px, rgba(0, 255, 136, 0.1) 42px);
    z-index: 1;
    animation: gridMove 5s linear infinite;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero h1 {
    font-size: clamp(3rem, 6vw, 5.5rem);
    margin-bottom: 20px;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 0.9rem;
    animation: bounce 2s infinite;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--text-muted);
    border-radius: 15px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--primary);
    border-radius: 2px;
    box-shadow: 0 0 5px var(--glow);
    animation: scrollWheel 2s infinite;
}

/* Grids */
.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

/* Product Cards */
.card {
    background: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.05);
}

.card:hover {
    transform: translateY(-12px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 255, 136, 0.2);
    border-color: var(--primary);
}

.card-img-wrapper {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.card-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.card:hover .card-img-wrapper img {
    transform: scale(1.08);
}

.badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(4, 6, 7, 0.8);
    backdrop-filter: blur(5px);
    color: var(--primary);
    padding: 5px 15px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 30px;
    border: 1px solid var(--primary);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

.card-content {
    padding: 25px;
}

.card-title {
    font-size: 1.4rem;
    margin-bottom: 10px;
}

.card-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 20px;
    line-height: 1.5;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 20px;
    margin-bottom: 25px;
}

.meta-item {
    display: flex;
    flex-direction: column;
}

.meta-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.meta-value {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    color: var(--primary);
    font-size: 1.1rem;
}

.card .btn {
    width: 100%;
    padding: 12px 0;
}

/* Technology Section */
.tech-section {
    background: linear-gradient(to bottom, var(--bg-black), var(--card-bg), var(--bg-black));
    position: relative;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.tech-card {
    background: rgba(4, 6, 7, 0.6);
    border: 1px solid rgba(255,255,255,0.05);
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    transition: var(--transition);
}

.tech-card:hover {
    background: var(--card-bg);
    border-color: rgba(0, 255, 136, 0.3);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.05);
    transform: translateY(-5px);
}

.tech-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 25px;
    background: rgba(0, 255, 136, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    border: 1px solid rgba(0, 255, 136, 0.3);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
    transition: var(--transition);
}

.tech-card:hover .tech-icon {
    background: var(--primary);
    color: var(--bg-black);
    box-shadow: 0 0 25px var(--glow);
}

.tech-icon svg {
    width: 32px;
    height: 32px;
    fill: currentColor;
}

.tech-title {
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.tech-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Performance Showcase */
.performance-showcase {
    position: relative;
    padding: 120px 0;
    overflow: hidden;
}

.perf-container {
    display: flex;
    align-items: center;
    gap: 60px;
}

.perf-image {
    flex: 1;
    position: relative;
}

.perf-image img {
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    position: relative;
    z-index: 2;
}

.perf-image::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--primary);
    border-radius: 20px;
    z-index: 1;
    opacity: 0.5;
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.2);
}

.perf-stats {
    flex: 1;
}

.perf-stats h2 {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    margin-bottom: 20px;
}

.perf-stats > p {
    color: var(--text-muted);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.stat-item {
    background: rgba(255,255,255,0.02);
    padding: 25px;
    border-radius: 12px;
    border-left: 3px solid var(--primary);
    transition: var(--transition);
}

.stat-item:hover {
    background: rgba(0, 255, 136, 0.05);
    transform: translateX(10px);
}

.stat-number {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    text-shadow: 0 0 15px rgba(0, 255, 136, 0.4);
    margin-bottom: 5px;
    display: flex;
    align-items: baseline;
    gap: 5px;
}

.stat-unit {
    font-size: 1rem;
    color: var(--text-main);
}

.stat-label {
    color: var(--text-muted);
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Future Mobility */
.future-mobility {
    background: var(--card-bg);
    position: relative;
}

.future-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

/* Inner Page Headers */
.page-header {
    padding: 160px 0 80px;
    background: linear-gradient(to bottom, rgba(4, 6, 7, 0.9), var(--bg-black)),
                url('assets/images/electric-bike-design-studio-futuristic.jpg') center/cover;
    text-align: center;
    border-bottom: 1px solid rgba(0, 255, 136, 0.1);
}

.page-header h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 15px;
}

.page-header p {
    color: var(--text-muted);
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.about-text {
    flex: 1;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.about-image {
    flex: 1;
}

.about-image img {
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    background: var(--card-bg);
    padding: 60px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.05);
}

.contact-info h3 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--text-muted);
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(0, 255, 136, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.form-group label {
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.form-control {
    background: rgba(4, 6, 7, 0.5);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 15px 20px;
    border-radius: 8px;
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
    background: rgba(4, 6, 7, 0.8);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

/* Legal Pages */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 50px;
    border-radius: 16px;
}

.legal-content h2 {
    font-size: 1.8rem;
    margin: 40px 0 20px;
}

.legal-content p, .legal-content ul {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.legal-content ul {
    padding-left: 20px;
    list-style-type: disc;
}

/* Footer */
footer {
    background: #020304;
    padding: 80px 0 30px;
    border-top: 1px solid rgba(0, 255, 136, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    margin-bottom: 20px;
    display: inline-block;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 300px;
}

.footer-links h4 {
    color: var(--text-main);
    font-size: 1.2rem;
    margin-bottom: 25px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

@keyframes moveParticles {
    0% { background-position: 0 0; }
    100% { background-position: 50px 50px; }
}

@keyframes gridMove {
    0% { background-position: 0 0; }
    100% { background-position: 40px 0; }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-10px) translateX(-50%); }
    60% { transform: translateY(-5px) translateX(-50%); }
}

@keyframes scrollWheel {
    0% { transform: translateX(-50%) translateY(0); opacity: 1; }
    100% { transform: translateX(-50%) translateY(15px); opacity: 0; }
}

/* Responsive Breakpoints */
/* Laptop */
@media (max-width: 1440px) {
    .grid-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Tablet */
@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .perf-container, .about-content {
        flex-direction: column;
    }
    
    .perf-image::before {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: rgba(4, 6, 7, 0.98);
        backdrop-filter: blur(15px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: var(--transition);
        border-left: 1px solid rgba(0, 255, 136, 0.1);
        z-index: 999;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links a {
        font-size: 1.2rem;
    }
    
    .hamburger {
        display: flex;
        z-index: 1000;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .grid-4, .grid-2, .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .btn {
        width: 100%;
        display: block;
    }
    
    .btn-group {
        flex-direction: column;
        width: 100%;
    }
    
    .contact-wrapper {
        padding: 30px 20px;
    }
    
    .legal-content {
        padding: 30px 20px;
    }
}