/* CSS Variables for Design System */
:root {
    --primary: #0066ff;
    --primary-light: #4d94ff;
    --accent: #059669;
    --accent-light: #34d399;
    --background: #ffffff;
    --foreground: #1a1a1a;
    --muted: #f8fafc;
    --muted-foreground: #64748b;
    --border: #e2e8f0;
    --card: #ffffff;
    
    --gradient-primary: linear-gradient(135deg, var(--primary), var(--primary-light));
    --gradient-hero: linear-gradient(135deg, var(--primary), var(--accent));
    --shadow-elegant: 0 10px 30px -10px rgba(0, 102, 255, 0.3);
    --shadow-glow: 0 0 40px rgba(77, 148, 255, 0.4);
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --border-radius: 0.5rem;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--foreground);
    background: var(--background);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container { padding: 0 1.5rem; }
}

@media (min-width: 1024px) {
    .container { padding: 0 2rem; }
}

/* Typography */
.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--foreground);
}

@media (min-width: 640px) {
    .section-title { font-size: 2.5rem; }
}

.section-description {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    max-width: 48rem;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

/* Icons */
.icon {
    width: 1rem;
    height: 1rem;
    stroke-width: 2;
}

.icon.bounce {
    animation: bounce 2s infinite;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.875rem;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-lg {
    padding: 0.75rem 2rem;
    font-size: 1.125rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    border: none;
}

.btn-primary:hover {
    box-shadow: var(--shadow-elegant);
}

.btn-outline {
    background: transparent;
    color: var(--foreground);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    background: var(--muted);
}

.btn-outline-white {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.nav-menu {
    display: none;
    align-items: center;
    gap: 2rem;
}

@media (min-width: 768px) {
    .nav-menu { display: flex; }
}

.nav-link {
    color: var(--foreground);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

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

.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

@media (min-width: 768px) {
    .mobile-menu-btn { display: none; }
}

.hamburger {
    width: 1.5rem;
    height: 2px;
    background: var(--foreground);
    margin: 2px 0;
    transition: var(--transition);
}

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 1rem;
    padding: 1rem 0;
    border-top: 1px solid var(--border);
}

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

.mobile-nav-link {
    color: var(--foreground);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0;
}

.mobile-btn {
    align-self: flex-start;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    background: url("assets/image.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 1rem;
    max-width: 64rem;
    margin: 0 auto;
}

.hero-title {
    font-size: 2.5rem;
    color:rgb(51, 51, 128);
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}


@media (min-width: 640px) {
    .hero-title { font-size: 3rem; }
}

@media (min-width: 1024px) {
    .hero-title { font-size: 3.75rem; }
}

/* .hero-subtitle {
    display: block;
    background: linear-gradient(to right, white, rgba(255, 255, 255, 0.8));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
} */
.hero-subtitle{
    color:rgb(51, 51, 128);

}



.hero-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    max-width: 48rem;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

@media (min-width: 640px) {
    .hero-description { font-size: 1.25rem; }
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    margin-bottom: 3rem;
}

@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

.scroll-btn {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    transition: var(--transition);
}

.scroll-btn:hover {
    color: rgba(255, 255, 255, 0.8);
}

/* Overview Section */
.overview {
    padding: 5rem 0;
    background: var(--background);
}

.overview-grid {
    display: grid;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 1024px) {
    .overview-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

.overview-text {
    margin: 1.5rem 0;
}

.overview-text p {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    margin-bottom: 1.5rem;
}

.overview-cards {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

@media (min-width: 640px) {
    .overview-cards {
        grid-template-columns: 1fr 1fr;
    }
}

.card {
    background: var(--card);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-elegant);
}

.card-primary {
    border-left: 4px solid var(--primary);
}

.card-accent {
    border-left: 4px solid var(--accent);
}

.card h3 {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--foreground);
}

.card p {
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

.overview-image {
    position: relative;
}

@media (min-width: 1024px) {
    .overview-image {
        order: -1;
    }
}

.app-mockup {
    position: relative;
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-elegant);
}

.mockup-placeholder {
    aspect-ratio: 4/3;
    background: var(--gradient-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
}

.mockup-placeholder h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}
.demo-card{
    background-color: white;

}


/* Features Section */
.features {
    padding: 5rem 0;
    background: rgba(248, 250, 252, 0.3);
}

.features-grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background: var(--card);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-elegant);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: var(--border-radius);
    background: var(--muted);
    margin-bottom: 1rem;
}

.feature-icon.primary {
    color: var(--primary);
}

.feature-icon.accent {
    color: var(--accent);
}

.feature-icon svg {
    width: 1.5rem;
    height: 1.5rem;
}

.feature-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--foreground);
}

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

/* Team Section */
.team {
    padding: 5rem 0;
    background: var(--background);
}

.team-grid {
    display: grid;
    gap: 2rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .team-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.team-card {
    background: var(--card);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.team-card:hover {
    box-shadow: var(--shadow-elegant);
}

.team-avatar {
    width: 6rem;
    height: 6rem;
    background: var(--gradient-hero);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.team-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--foreground);
}

.team-role {
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.team-info {
    color: var(--muted-foreground);
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.team-social {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
}

.social-btn {
    padding: 0.5rem;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    color: var(--muted-foreground);
}

.social-btn:hover {
    background: var(--muted);
    color: var(--foreground);
}

.project-info {
    background: rgba(248, 250, 252, 0.5);
    border-radius: var(--border-radius);
    padding: 2rem;
    max-width: 32rem;
    margin: 0 auto;
    text-align: center;
}

.project-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--foreground);
}

.info-grid {
    display: grid;
    gap: 1rem;
    text-align: left;
}

@media (min-width: 640px) {
    .info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.info-item strong {
    color: var(--foreground);
    font-weight: 500;
}

.info-item span {
    color: var(--muted-foreground);
}

/* Footer */
.footer {
    background: var(--card);
    border-top: 1px solid var(--border);
    padding: 3rem 0;
}

.footer-grid {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer-brand {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.footer-description {
    color: var(--muted-foreground);
    margin-bottom: 1rem;
}

.footer-buttons {
    display: flex;
    gap: 0.5rem;
}

.footer-title {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--foreground);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    color: var(--muted-foreground);
    text-decoration: none;
    transition: var(--transition);
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--muted-foreground);
}

.contact-item .icon {
    width: 1rem;
    height: 1rem;
}

.contact-item span {
    font-size: 0.875rem;
}

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

.footer-bottom p {
    color: var(--muted-foreground);
    font-size: 0.875rem;
}

/* Animations */
@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0,0,0);
    }
    40%, 43% {
        transform: translate3d(0,-30px,0);
    }
    70% {
        transform: translate3d(0,-15px,0);
    }
    90% {
        transform: translate3d(0,-4px,0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Responsive adjustments */
@media (max-width: 767px) {
    .section-title {
        font-size: 1.75rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .overview-text p {
        font-size: 1rem;
    }
}