/* style.css */
:root {
    --primary-color: #0b2b53;
    /* Dark Blue */
    --secondary-color: #1a4980;
    /* Lighter Blue */
    --accent-color: #3b82f6;
    /* Bright Blue */
    --text-main: #334155;
    /* Slate */
    --text-light: #94a3b8;
    --bg-light: #f8fafc;
    --bg-dark: #0f172a;
    --white: #ffffff;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px 0 rgba(11, 43, 83, 0.15);
}

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

html {
    scroll-behavior: smooth;
    font-family: 'Outfit', sans-serif;
    color: var(--text-main);
}

body {
    background-color: var(--bg-light);
    overflow-x: hidden;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 100px 0;
}

.center {
    text-align: center;
}

.block {
    display: block;
}

/* Typography */
h1,
h2,
h3,
h4 {
    color: var(--primary-color);
    line-height: 1.2;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--accent-color);
    margin-bottom: 2rem;
    font-weight: 500;
}

.section-desc {
    max-width: 700px;
    margin: 0 auto 3rem;
    color: var(--text-light);
    font-size: 1.1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--accent-color);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.6);
}

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

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

.btn-outline {
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 8px 20px;
    border-radius: 20px;
    transition: var(--transition);
}

.btn-outline:hover {
    background: var(--accent-color);
    color: var(--white);
}

.w-100 {
    width: 100%;
}

/* Glassmorphism Classes */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
}

.glass-card {
    background: rgba(255, 255, 255, 0.85);
    /* Slightly opaque for readability */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: var(--glass-shadow);
    border-radius: 16px;
    transition: var(--transition);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(11, 43, 83, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 1px;
}

.logo-text .accent {
    color: var(--accent-color);
}

.navbar.scrolled .btn-outline {
    border-color: var(--white);
    color: var(--white);
}

.navbar.scrolled .btn-outline:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: 1rem;
    transition: var(--transition);
}

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

.hamburger {
    display: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Parallax Sections */
.parallax-bg {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
}

#home {
    background: linear-gradient(135deg, rgba(11, 43, 83, 0.9) 0%, rgba(26, 73, 128, 0.8) 100%), url('../images/backgrounds/hero-bg.jpg') no-repeat center center;
    background-size: cover;
    background-attachment: fixed;
}

.services-parallax {
    background: url('../images/backgrounds/services-bg.jpg') no-repeat center center;
    background-size: cover;
    background-attachment: fixed;
}

.partners-parallax {
    background: url('../images/partners-lab-bg.jpg') no-repeat center center;
    background-size: cover;
    background-attachment: fixed;
}

/* To ensure readability on parallax sections */
.services-parallax>.section,
.partners-parallax>.section {
    background: rgba(248, 250, 252, 0.85);
    /* Light overlay */
    backdrop-filter: blur(5px);
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(11, 43, 83, 0.8) 0%, rgba(11, 43, 83, 0.4) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--white);
    max-width: 800px;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
    letter-spacing: -1px;
}

.hero-tagline {
    font-size: 1.8rem;
    font-weight: 300;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
}

.hero-actions {
    display: flex;
    gap: 20px;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: stretch;
}

.about-content {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
}

.about-content .lead {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.about-content p {
    margin-bottom: 1.5rem;
    line-height: 1.7;
    color: var(--text-main);
}

.features-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--bg-light);
    border-radius: 10px;
    font-weight: 600;
    color: var(--primary-color);
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.feature-item i {
    color: var(--accent-color);
    font-size: 1.5rem;
}

.about-image {
    position: relative;
    height: 100%;
    min-height: 400px;
}

.image-card {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(11, 43, 83, 0.05));
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 20px;
}

.image-placeholder {
    text-align: center;
    color: var(--primary-color);
    opacity: 0.6;
}

.image-placeholder i {
    margin-bottom: 15px;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    padding: 30px;
    cursor: pointer;
    overflow: hidden;
    position: relative;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(11, 43, 83, 0.15);
}

.service-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.1);
}

.service-header h3 {
    font-size: 1.3rem;
}

/* Clients Carousel Section */
.dark-section {
    background-color: var(--primary-color);
    color: var(--white);
}

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

.marquee-wrapper {
    overflow: hidden;
    white-space: nowrap;
    position: relative;
    padding: 20px 0;
}

.marquee-wrapper::before,
.marquee-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    width: 150px;
    height: 100%;
    z-index: 2;
}

.marquee-wrapper::before {
    left: 0;
    background: linear-gradient(to right, var(--primary-color) 0%, transparent 100%);
}

.marquee-wrapper::after {
    right: 0;
    background: linear-gradient(to left, var(--primary-color) 0%, transparent 100%);
}

.marquee-content {
    display: inline-flex;
    animation: scroll 30s linear infinite;
    gap: 50px;
    padding-right: 50px;
}

.marquee-wrapper:hover .marquee-content {
    animation-play-state: paused;
}

.client-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 20px 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--white);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
    cursor: default;
}

.client-logo:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* Partners Section */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.partner-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 15px;
    background: rgba(255, 255, 255, 0.85);
    /* Slightly opaque for readability */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    text-align: center;
}

.partner-card:hover {
    background: var(--white);
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.partner-logo-img {
    height: 45px;
    width: auto;
    max-width: 120px;
    object-fit: contain;
    filter: grayscale(100%) opacity(0.8);
    transition: var(--transition);
    flex-shrink: 0;
}

.partner-card:hover .partner-logo-img {
    filter: grayscale(0%) opacity(1);
}

.partner-name {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--primary-color);
    word-break: break-word;
    width: 100%;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    align-items: flex-start;
}

.info-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 25px;
    margin-bottom: 20px;
    background: var(--white);
}

.info-card i {
    font-size: 1.5rem;
    color: var(--accent-color);
    background: rgba(59, 130, 246, 0.1);
    padding: 15px;
    border-radius: 50%;
}

.info-text h4 {
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.info-text p {
    color: var(--text-main);
    line-height: 1.6;
}

.contact-form-container {
    padding: 40px;
    background: var(--white);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    background: #f8fafc;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    background: var(--white);
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: var(--white);
    padding: 80px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-brand h2 {
    color: var(--white);
    margin-bottom: 20px;
}

.footer-brand p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 20px;
    max-width: 350px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
}

.footer-links h3 {
    color: var(--white);
    margin-bottom: 25px;
    font-size: 1.2rem;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--accent-color);
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    color: var(--text-light);
    transition: var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: var(--text-light);
}

/* Responsive */
@media (max-width: 992px) {

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 3.5rem;
    }

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

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--primary-color);
        flex-direction: column;
        justify-content: center;
        transition: var(--transition);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    }

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

    .hamburger {
        display: block;
        z-index: 1001;
    }

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

    .hero-tagline {
        font-size: 1.2rem;
    }

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

    .section {
        padding: 60px 0;
    }
}