:root {
    --primary-color: #2C3E50; /* Dark Navy */
    --secondary-color: #E67E22; /* Carrot Orange */
    --accent-color: #27AE60; /* Nephritis Green */
    --bg-light: #F8F9FA;
    --text-dark: #2C3E50;
    --text-light: #7F8C8D;
    --white: #ffffff;
    --font-main: 'Inter', sans-serif;
    --font-heading: 'Playfair Display', serif;
    --spacing-unit: 1rem;
}

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

body {
    font-family: var(--font-main);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Navbar */
.navbar {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

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

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

.nav-link {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--primary-color);
}

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

.menu-toggle {
    display: none;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
}

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

.btn-primary:hover {
    background-color: #d35400;
    transform: translateY(-2px);
}

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

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

/* Hero Section */
.hero {
    padding: 5rem 0;
    background: linear-gradient(135deg, #fdfbfb 0%, #ebedee 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 0.5rem;
}

.hero h2 {
    font-size: 2rem;
    color: var(--text-light);
    font-family: var(--font-main);
    font-weight: 300;
    margin-bottom: 2rem;
}

.hero p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    max-width: 600px;
}

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

/* Pillars Section */
.pillars {
    padding: 5rem 0;
    background-color: var(--white);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

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

.pillar-card {
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 8px;
    transition: transform 0.3s ease;
    border-top: 4px solid transparent;
}

.pillar-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border-top-color: var(--accent-color);
}

.pillar-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

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

.about h3 {
    color: var(--white);
}

.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

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

.stat-box {
    background: rgba(255,255,255,0.1);
    padding: 1.5rem;
    border-radius: 4px;
    text-align: center;
}

.stat-box .number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary-color);
}

.stat-box .label {
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
}

/* Approach Section */
.approach {
    padding: 5rem 0;
    background-color: var(--bg-light);
    text-align: center;
}

.feature-list {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.feature-list li {
    background: var(--white);
    padding: 1rem 2rem;
    border-radius: 50px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    font-weight: 600;
    color: var(--primary-color);
}

/* Footer */
footer {
    background-color: #1a252f;
    color: #ecf0f1;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.footer-logo {
    height: 40px;
    filter: brightness(0) invert(1); /* Make logo white */
    margin-bottom: 1rem;
}

footer h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

footer address {
    font-style: normal;
    line-height: 1.8;
}

footer a:hover {
    color: var(--secondary-color);
}

.footer-legal {
    margin-top: 3rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1.5rem;
    text-align: center;
    color: #7f8c8d;
    font-size: 0.9rem;
    grid-column: 1 / -1;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
        cursor: pointer;
    }

    .bar {
        display: block;
        width: 25px;
        height: 3px;
        margin: 5px auto;
        transition: all 0.3s ease-in-out;
        background-color: var(--primary-color);
    }

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

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

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

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px; /* Adjust based on navbar height */
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 10px rgba(0,0,0,0.1);
        padding: 2rem 0;
    }

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

    .navbar .container {
        flex-wrap: wrap;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .split-layout {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
}