:root {
    --bg-dark: #050505;
    --bg-card: rgba(255, 255, 255, 0.05);
    --border-card: rgba(255, 255, 255, 0.1);
    --accent-purple: #8b5cf6;
    --accent-blue: #3b82f6;
    --accent-cyan: #06b6d4;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --gradient-primary: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
    --gradient-hover: linear-gradient(135deg, #7c3aed 0%, #2563eb 100%);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
    font-family: 'Montserrat', sans-serif;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Glassmorphism Classes */
.glass-nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-card);
    z-index: 1000;
    padding: 1rem 0;
}

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

.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-card);
    border-radius: 20px;
    padding: 2rem;
    transition: var(--transition);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* Utilities */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.btn-primary {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    padding: 0.8rem 1.7rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    transition: var(--transition);
    border: none;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 25px rgba(124, 58, 237, 0.5);
    background: linear-gradient(135deg, #4338ca 0%, #6d28d9 100%);
}

.btn-one {
    background: transparent;
    color: var(--accent-cyan) !important;
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    transition: var(--transition);
    border: 1px solid var(--accent-cyan);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-one:hover {
    background: var(--accent-cyan);
    color: var(--bg-dark) !important;
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.6);
}

.btn-one-large {
    background: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition);
    display: inline-block;
    border: none;
    box-shadow: 0 5px 15px rgba(6, 182, 212, 0.3);
}

.btn-one-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(6, 182, 212, 0.5);
}

.btn-primary-large {
    background: var(--gradient-primary);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition);
    display: inline-block;
}

.btn-secondary-large {
    background: transparent;
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition);
    border: 1px solid var(--border-card);
    display: inline-block;
}

.btn-secondary-large:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: white;
}

/* Nav Styles */
.logo .vega-text {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.mobile-menu-btn {
    display: none;
}

@media (max-width: 968px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(5, 5, 5, 0.98);
        flex-direction: column;
        justify-content: center;
        transition: var(--transition);
        backdrop-filter: blur(20px);
        z-index: 999;
    }

    .nav-links.active {
        right: 0;
    }

    .mobile-menu-btn {
        display: block !important;
        z-index: 1001;
        cursor: pointer;
        padding: 0.5rem;
    }
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -10%;
    width: 50%;
    height: 50%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
    filter: blur(80px);
}

.hero-content {
    max-width: 600px;
    position: relative;
    z-index: 10;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

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

.hero-visual {
    position: absolute;
    right: -5%;
    top: 55%;
    transform: translateY(-50%) rotate(-5deg);
    width: 50%;
    z-index: 1;
}

.hero-image-wrapper {
    padding: 0.5rem;
    overflow: hidden;
}

.hero-img {
    width: 100%;
    border-radius: 15px;
    opacity: 0.8;
}

/* Section Common */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.2rem;
}

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

.product-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.icon-box {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.icon-box.purple {
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
}

.icon-box.blue {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.icon-box.cyan {
    background: rgba(6, 182, 212, 0.1);
    color: #06b6d4;
}

.icon-box.indigo {
    background: rgba(79, 70, 229, 0.1);
    color: #4f46e5;
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.product-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.features {
    list-style: none;
    margin-top: auto;
}

.features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.features li i {
    width: 16px;
    height: 16px;
    color: #10b981;
}

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

.demo-card {
    position: relative;
    padding-top: 3rem !important;
}

.demo-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: #10b981;
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.demo-badge-alt {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.demo-credentials {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 1.2rem;
    margin: 1.5rem 0;
}

.cred-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.cred-row:last-child {
    margin-bottom: 0;
}

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

.cred-value {
    color: var(--accent-cyan);
    font-weight: 700;
    font-family: monospace;
}

.btn-secondary-full {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    width: 100%;
    padding: 1rem;
    border-radius: 10px;
    border: 1px solid var(--border-card);
    font-weight: 700;
    cursor: not-allowed;
}

.demo-card.active {
    border-color: var(--accent-purple);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.1);
}

.demo-card.placeholder {
    opacity: 0.7;
}

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

.pricing-card {
    display: flex;
    flex-direction: column;
    text-align: center;
    position: relative;
    padding: 3rem 2rem !important;
}

.pricing-card.active {
    border-color: var(--accent-purple);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.1);
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.pricing-card .version {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    display: inline-block;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.3rem 1rem;
    border-radius: 50px;
    border: 1px solid var(--border-card);
}

.pricing-card .price {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 0.2rem;
}

.pricing-card .currency {
    font-size: 1.5rem;
    margin-top: 0.5rem;
    color: var(--text-secondary);
}

.pricing-card .qr-box {
    background: white;
    padding: 10px;
    border-radius: 10px;
    margin: 1.5rem auto 1rem;
    width: 140px;
    height: 140px;
}

.pricing-card .qr-box img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.pricing-card .upi-id {
    font-family: monospace;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    background: rgba(0,0,0,0.2);
    padding: 0.5rem;
    border-radius: 5px;
}

.pricing-card .features {
    text-align: left;
    margin-bottom: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-card);
}

/* Services Section */
.services-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.service-items {
    margin-top: 2rem;
}

.service-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.item-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue);
    flex-shrink: 0;
}

.service-item h4 {
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
}

.service-item p {
    color: var(--text-secondary);
}

.services-visual {
    position: relative;
    height: 400px;
}

.floating-elements {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    position: absolute;
    width: 100%;
}

.float-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    width: fit-content;
}

.float-box:nth-child(1) {
    align-self: flex-start;
    animation: float 6s infinite ease-in-out;
}

.float-box:nth-child(2) {
    align-self: center;
    animation: float 6s infinite ease-in-out 1s;
}

.float-box:nth-child(3) {
    align-self: flex-end;
    animation: float 6s infinite ease-in-out 2s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

/* Roadmap */
.roadmap {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.roadmap::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--border-card);
}

.roadmap-item {
    padding: 10px 40px;
    position: relative;
    width: 50%;
}

.roadmap-item.left {
    left: 0;
    text-align: right;
}

.roadmap-item.right {
    left: 50%;
}

.roadmap-dot {
    width: 16px;
    height: 16px;
    background: var(--accent-purple);
    border-radius: 50%;
    position: absolute;
    top: 20px;
    z-index: 10;
}

.left .roadmap-dot {
    right: -8px;
}

.right .roadmap-dot {
    left: -8px;
}

.roadmap-card .year {
    font-weight: 800;
    color: var(--accent-purple);
    display: block;
    margin-bottom: 0.5rem;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
}

.contact-details {
    margin-top: 3rem;
}

.detail {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.detail i {
    color: var(--accent-blue);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

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

.form-group input,
.form-group select,
.form-group textarea,
select {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-card);
    border-radius: 10px;
    padding: 0.8rem;
    color: white;
    outline: none;
    transition: var(--transition);
}

select {
    width: 100%;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'></polyline></svg>");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
    padding-right: 2.5rem !important;
}

select option {
    background-color: #121212;
    color: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus,
select:focus {
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.05);
}

.btn-primary-full {
    background: var(--gradient-primary);
    color: white;
    padding: 1rem;
    border-radius: 10px;
    border: none;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: block;
    text-align: center;
    text-decoration: none;
    width: 100%;
    box-sizing: border-box;
}

/* Animations */
.animate-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cursor-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
    transform: translate(-50%, -50%);
}

footer {
    padding: 2rem 0;
    border-top: 1px solid var(--border-card);
    text-align: center;
    color: var(--text-secondary);
}

.social-links {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.social-links a {
    color: var(--text-secondary);
    transition: var(--transition);
}

.social-links a:hover {
    color: white;
}

/* Responsive Improvements */
@media (max-width: 968px) {
    .hero-visual {
        display: none;
    }

    .hero-content {
        max-width: 100%;
        text-align: center;
        padding: 2rem 0;
    }

    .hero-btns {
        justify-content: center;
        flex-direction: column;
        gap: 1rem;
    }

    .hero-btns a {
        width: 100%;
        text-align: center;
    }

    .services-wrapper,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .roadmap::before {
        left: 40px;
    }

    .roadmap-item {
        width: 100%;
        text-align: left;
        padding-left: 80px;
    }

    .roadmap-item.right {
        left: 0;
    }

    .left .roadmap-dot,
    .right .roadmap-dot {
        left: 32px;
    }

    .section-header h2 {
        font-size: 2.5rem;
    }

    section {
        padding: 60px 0;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .section-header h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1.5rem;
    }

    .hero-content h1 {
        font-size: 2.2rem;
    }

    .glass-card {
        padding: 1.5rem;
    }

    .logo .vega-text {
        font-size: 1.2rem;
    }
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-decoration: none;
    display: flex;
    justify-content: center;
    align-items: center;
}

.whatsapp-float:hover {
    transform: scale(1.15) translateY(-3px);
}

.whatsapp-float svg {
    width: 60px;
    height: 60px;
    filter: drop-shadow(0 4px 10px rgba(37, 211, 102, 0.4));
}


/* Tabs & Changelog System */
.tabs-container {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 3.5rem;
}

.tab-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-card);
    color: var(--text-secondary);
    padding: 0.9rem 2.2rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
}

.tab-btn:hover {
    border-color: rgba(255, 255, 255, 0.2);
    color: white;
}

.tab-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.4s ease forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.changelog-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 850px;
    margin: 0 auto;
}

.changelog-item {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 20px;
    padding: 2.5rem;
    transition: var(--transition);
}

.changelog-item:hover {
    border-color: rgba(139, 92, 246, 0.3);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.05);
}

.changelog-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-card);
    padding-bottom: 1.2rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.changelog-title {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.changelog-title h3 {
    font-size: 1.6rem;
    margin: 0;
    font-weight: 700;
}

.changelog-version {
    font-size: 0.85rem;
    background: rgba(139, 92, 246, 0.15);
    color: #a78bfa;
    padding: 0.3rem 0.9rem;
    border-radius: 50px;
    font-weight: 700;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

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

.changelog-changes {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.changelog-changes li {
    position: relative;
    padding-left: 1.8rem;
    color: var(--text-secondary);
    font-size: 1rem;
}

.changelog-changes li::before {
    content: "→";
    color: var(--accent-cyan);
    font-weight: bold;
    position: absolute;
    left: 0;
    top: 0;
}

.changelog-footer {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-card);
    display: flex;
    justify-content: flex-end;
}

.changelog-footer .btn-download-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-cyan);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.changelog-footer .btn-download-link:hover {
    color: white;
    transform: translateX(3px);
}