/* CSS Custom Properties */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --background: #ffffff;
    --background-alt: #f8fafc;
    --border-color: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
    --transition: all 0.3s ease;
    --container-max-width: 1200px;
    --navbar-height: 70px;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: white;
}

.btn-full {
    width: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    height: var(--navbar-height);
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1rem;
    height: 100%;
}

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

.logo {
    height: 50px;
    width: auto;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

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

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    margin-top: var(--navbar-height);
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.hero-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
    text-align: center;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.highlight {
    color: var(--primary-color);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--text-secondary);
}

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



/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Features Section */
.features {
    padding: 5rem 0;
    background-color: var(--background);
}

.features-category {
    margin-bottom: 4rem;
}

.category-title {
    color: var(--text-primary);
    font-size: 1.75rem;
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
    width: 100%;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

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

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

.feature-card {
    background-color: var(--background);
    padding: 1.75rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-card.highlight {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border: none;
}

.feature-card.highlight .feature-title {
    color: white;
}

.feature-card.highlight .feature-description {
    color: rgba(255, 255, 255, 0.9);
}

.feature-card.highlight .feature-icon {
    background-color: rgba(255, 255, 255, 0.2);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.feature-icon i {
    font-size: 1.5rem;
    color: white;
}

.feature-title {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

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

/* About Section */
.about {
    padding: 5rem 0;
    background-color: var(--background-alt);
}

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

.about-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 3rem;
}

.team-member {
    position: relative;
    margin-bottom: 3rem;
    padding: 2rem;
    background-color: var(--background);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.team-member-image {
    flex-shrink: 0;
}

.team-img {
    width: 200px;
    height: 220px;
    object-fit: cover;
    border-radius: 50%;
    border: 4px solid var(--primary-color);
    box-shadow: var(--shadow);
    display: block;
    margin: 0 auto;
}

.team-member-info {
    flex: 1;
}

.team-member-name {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.team-member-title {
    color: var(--primary-color);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.team-member-bio {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
    text-align: justify;
    margin: 0;
}

.team-member-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.team-member-info {
    text-align: center;
    flex: 1;
}

.team-member-linkedin {
    position: absolute;
    top: 1rem;
    right: 1rem;
}

.linkedin-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #0077b5;
    color: white;
    border-radius: 6px;
    text-decoration: none;
    transition: var(--transition);
}

.linkedin-link:hover {
    background-color: #005885;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 119, 181, 0.3);
}

.linkedin-link i {
    font-size: 1.2rem;
}

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

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

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





/* Contact Section */
.contact {
    padding: 5rem 0;
    background-color: var(--background);
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    padding: 2rem;
    background-color: var(--background-alt);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.5rem;
    color: white;
}

.contact-details {
    text-align: left;
}

.contact-title {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-text {
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    font-size: 1rem;
}

.contact-email {
    color: var(--primary-color);
    font-size: 1.125rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.contact-email:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

@media (max-width: 768px) {
    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
        padding: 1.5rem;
    }
    
    .contact-details {
        text-align: center;
    }
    
    .contact {
        padding: 3rem 0;
    }
}

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

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

.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.footer-logo {
    height: 50px;
    width: auto;
}

.footer-brand-name {
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-text {
    color: var(--text-light);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    color: var(--text-light);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: var(--navbar-height);
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 1rem 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-container {
        max-width: 100%;
        padding: 0 1rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

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

    .about-content {
        max-width: 100%;
        padding: 0 1rem;
    }

    .team-member {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }

    .team-img {
        width: 150px;
        height: 170px;
        margin: 0 auto;
    }



    .stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .features-grid-small {
        grid-template-columns: 1fr;
    }

    .features-grid-three {
        grid-template-columns: 1fr;
    }

    .features-category {
        margin-bottom: 3rem;
    }

    .category-title {
        font-size: 1.5rem;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .hero {
        padding: 3rem 0;
    }

    .features, .about, .contact {
        padding: 3rem 0;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .team-section {
        margin-top: 2rem;
    }

    .team-member {
        padding: 1.5rem;
    }

    .team-img {
        width: 120px;
        height: 140px;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}