:root {
    /* Colors */
    --color-primary: #0A1128; /* Dark Blue - main background */
    --color-secondary: #131A32; /* Slightly lighter dark blue for cards/sections */
    --color-accent-blue: #4A90E2; /* Bright Blue - primary accent */
    --color-accent-blue-hover: #3C7DCF; /* Darker blue for hover */
    --color-text-light: #f0f0f0;
    --color-text-dim: rgba(255, 255, 255, 0.8);
    --color-text-dimmer: rgba(255, 255, 255, 0.7);
    --color-bg-gradient-start: #0A1128;
    --color-bg-gradient-end: #171f3a; /* Darker blue gradient end */
    --color-border-subtle: rgba(255, 255, 255, 0.1);
    --color-card-bg: #1A2238; /* Darker background for cards */
    --color-card-border: #2E3A59;
    --color-icon-bg-alpha: rgba(74, 144, 226, 0.1);

    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Poppins', sans-serif;
    --font-size-base: 1.125rem; /* 18px */
    --font-size-lg: 1.25rem;
    --font-size-xl: 2.5rem;
    --font-size-xxl: 3.5rem;
    --font-size-hero: 4.2rem;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-xxl: 8rem;

    /* Border Radius */
    --border-radius-sm: 5px;
    --border-radius-md: 10px;

    /* Shadows */
    --shadow-sm: 0 4px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.4);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--color-text-light);
    background: var(--color-primary);
    -webkit-font-smoothing: antialiased;
    scroll-padding-top: 80px; /* Adjust for fixed header */
    overflow-x: hidden; /* Prevent horizontal scroll due to animations */
}

a {
    color: var(--color-accent-blue);
    text-decoration: none;
    transition: color 0.3s ease, transform 0.3s ease;
}

a:hover {
    color: var(--color-accent-blue-hover);
    transform: translateY(-2px);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-light);
}

h1 { font-size: var(--font-size-hero); font-weight: 800; }
h2 { font-size: var(--font-size-xl); font-weight: 700; }
h3 { font-size: var(--font-size-lg); font-weight: 600; }

p {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-base);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-padding {
    padding: var(--spacing-xl) 0;
}

.bg-light {
    background: var(--color-secondary);
}

.bg-gradient {
    background: linear-gradient(135deg, var(--color-bg-gradient-start) 0%, var(--color-bg-gradient-end) 100%);
}

.section-description {
    font-size: var(--font-size-lg);
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    text-align: center;
    color: var(--color-text-dim);
}

/* Header & Navbar */
.main-header {
    background: rgba(10, 17, 40, 0.95); /* Semi-transparent dark blue */
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px); /* Glassmorphism effect */
    -webkit-backdrop-filter: blur(10px);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-accent-blue);
    letter-spacing: -0.5px;
    transition: all 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
    color: var(--color-accent-blue-hover);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: var(--spacing-md);
}

.nav-links a {
    color: var(--color-text-light);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: var(--color-accent-blue);
    left: 0;
    bottom: 0;
    transition: width 0.3s ease;
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    padding: 0;
    z-index: 1001; /* Ensure toggle is above nav links when open */
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--color-text-light);
    border-radius: 2px;
    transition: all 0.3s ease-in-out;
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--color-text-light);
    overflow: hidden;
    background: url('images/image_5.jpg') center center / cover no-repeat fixed;
}

.hero-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(10, 17, 40, 0.9) 0%, rgba(23, 31, 58, 0.7) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: var(--spacing-md);
    animation: fadeInScale 1.5s ease-out forwards;
}

.hero-content h1 {
    font-size: var(--font-size-hero);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
    font-weight: 800;
}

.hero-content p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-dim);
    line-height: 1.5;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--color-accent-blue);
    color: var(--color-text-light);
    border: 2px solid var(--color-accent-blue);
}

.btn-primary:hover {
    background-color: var(--color-accent-blue-hover);
    border-color: var(--color-accent-blue-hover);
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background-color: var(--color-icon-bg-alpha); /* Subtle background on hover */
    color: var(--color-accent-blue-hover);
    border-color: var(--color-accent-blue-hover);
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-md);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transform: translateY(20px);
    opacity: 1;
    /* Animation handled by JS Intersection Observer */
}

.about-image img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.about-image img:hover {
    transform: scale(1.05);
}

.about-content {
    transform: translateY(20px);
    opacity: 1;
    /* Animation handled by JS Intersection Observer */
}

.about-content h2 {
    margin-bottom: var(--spacing-md);
    color: var(--color-accent-blue);
}

/* Services Section, Why Us Section, Insights Section (Card Grids) */
.services-grid, .why-us-grid, .insights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.service-card, .reason-card, .insight-card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-card-border);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    transform: translateY(20px);
    opacity: 1;
    /* Animation handled by JS Intersection Observer with staggered delay */
    animation-delay: calc(var(--delay, 0) * 0.1s);
}

.service-card:hover, .reason-card:hover, .insight-card:hover {
    transform: translateY(-5px) scale(1.01);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent-blue);
}

.service-card i, .reason-card i {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent-blue);
    display: block;
    width: 60px;
    height: 60px;
    line-height: 60px;
    margin: 0 auto var(--spacing-sm);
    background: var(--color-icon-bg-alpha);
    border-radius: 50%;
    transition: transform 0.3s ease;
}

.service-card:hover i, .reason-card:hover i {
    transform: scale(1.1) rotateY(10deg);
}

.service-card h3, .reason-card h3 {
    color: var(--color-text-light);
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-size: 1.4rem;
}

.service-card p, .reason-card p {
    font-size: 0.95rem;
    color: var(--color-text-dimmer);
    flex-grow: 1; /* Ensure consistent height for text */
}

/* Specific styling for insight cards */
.insight-card {
    text-align: left;
    padding: 0;
    overflow: hidden;
}

.insight-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-top-left-radius: var(--border-radius-md);
    border-top-right-radius: var(--border-radius-md);
    transition: transform 0.4s ease;
}

.insight-card:hover img {
    transform: scale(1.05);
}

.insight-card .insight-content {
    padding: var(--spacing-md);
}

.insight-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--color-accent-blue);
}

.insight-card p {
    font-size: 0.9rem;
    color: var(--color-text-dimmer);
    margin-bottom: var(--spacing-sm);
}

.insight-card .read-more {
    display: inline-block;
    color: var(--color-accent-blue);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.insight-card .read-more:hover {
    transform: translateX(5px);
    color: var(--color-accent-blue-hover);
}


/* Process Section */
.process-steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.process-step {
    flex: 1;
    min-width: 250px;
    text-align: center;
    padding: var(--spacing-md);
    background: var(--color-card-bg);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-card-border);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    transform: translateY(20px);
    opacity: 1;
    /* Animation handled by JS Intersection Observer with staggered delay */
    animation-delay: calc(var(--delay, 0) * 0.15s);
}

.process-step:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent-blue);
}

.process-step .step-icon {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    background: var(--color-accent-blue);
    color: var(--color-text-light);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
    background: linear-gradient(45deg, var(--color-accent-blue), var(--color-accent-blue-hover));
}

.process-step h3 {
    color: var(--color-text-light);
    margin-bottom: 0.5rem;
}

.process-step p {
    font-size: 0.95rem;
    color: var(--color-text-dimmer);
}


/* Footer */
.main-footer {
    background: var(--color-secondary);
    color: var(--color-text-dim);
    padding: var(--spacing-xl) 0 var(--spacing-md) 0;
    font-size: 0.9rem;
    border-top: 1px solid var(--color-border-subtle);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-brand .logo {
    color: var(--color-accent-blue);
    margin-bottom: var(--spacing-sm);
    display: block;
}

.footer-brand p {
    font-size: 0.9rem;
}

.footer-links h3, .footer-social h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-light);
}

.footer-links ul {
    list-style: none;
}

.footer-links ul li {
    margin-bottom: 8px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-weight: 400;
}

.footer-links a:hover {
    color: var(--color-accent-blue);
    transform: translateX(5px);
}

.social-icons {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.social-icons a {
    display: inline-flex;
    width: 40px;
    height: 40px;
    background: var(--color-icon-bg-alpha);
    border: 1px solid rgba(74, 144, 226, 0.2);
    border-radius: 50%;
    justify-content: center;
    align-items: center;
    color: var(--color-accent-blue);
    font-size: 1.2rem;
    transition: background 0.3s ease, transform 0.3s ease;
}

.social-icons a:hover {
    background: var(--color-accent-blue);
    color: var(--color-text-light);
    transform: translateY(-3px) scale(1.05);
}

.generic-contact {
    margin-top: var(--spacing-md);
    font-style: italic;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border-subtle);
    margin-top: var(--spacing-md);
}

.footer-bottom p {
    margin-bottom: 5px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}


/* Animations */
@keyframes fadeInScale {
    from {
        opacity: 1;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Responsive Design */
@media (max-width: 992px) {
    .nav-links {
        gap: var(--spacing-sm);
    }

    .hero-content h1 {
        font-size: 3.5rem;
    }

    .hero-content p {
        font-size: var(--font-size-base);
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .about-image {
        order: -1; /* Image above text on mobile */
    }

    .services-grid, .why-us-grid, .insights-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); /* Allows 2 or 1 column depending on width */
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.8rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.25rem; }
    p { font-size: 1rem; }
    .section-description { font-size: 1rem; }

    .menu-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 70px; /* Below header */
        left: 0;
        background: var(--color-primary);
        box-shadow: var(--shadow-md);
        padding: var(--spacing-md) 0;
        border-top: 1px solid var(--color-border-subtle);
        transform: translateY(-10px); /* Start slightly up */
        opacity: 1;
        transition: transform 0.4s ease-out, opacity 0.4s ease-out;
    }

    .nav-links.active {
        display: flex;
        transform: translateY(0);
        opacity: 1;
    }

    .nav-links li {
        text-align: center;
        margin: 10px 0;
    }

    .nav-links a {
        padding: 10px 0;
        display: block;
        font-size: 1.2rem;
        color: var(--color-text-light);
    }
    
    .nav-links a::after {
        left: 50%;
        transform: translateX(-50%);
        width: 0%;
    }

    .nav-links a:hover::after {
        width: 50%;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    .menu-toggle.active span:nth-child(2) {
        opacity: 1;
    }
    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }

    .hero-actions {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .services-grid, .why-us-grid, .insights-grid {
        grid-template-columns: 1fr; /* Stack to 1 column */
    }

    .process-steps {
        flex-direction: column;
        align-items: center;
    }
    .process-step {
        min-width: unset;
        width: 100%;
        max-width: 400px;
    }

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

    .footer-brand, .footer-links, .footer-social {
        margin-bottom: var(--spacing-md);
    }

    .social-icons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
    .hero-content {
        padding: var(--spacing-sm);
    }
    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
    .about-content p {
        font-size: 0.95rem;
    }
    .section-padding {
        padding: var(--spacing-lg) 0;
    }
}

/* Visible state helpers */
+ .animate-fade-in-up.visible,
+ .animate-fade-in-left.visible,
+ .animate-fade-in-right.visible,
+ .animate-bounce-y.visible,
+ .section-scroll-animate.visible,
+ .text-animate-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Safe visibility overrides (auto-added) */
:root, html, body, main, header, footer, section, .container, .content {
  opacity: 1 !important;
  visibility: visible !important;
}