/* =========================================
   1. VARIABLES & RESET
   ========================================= */
:root {
    /* Color Palette */
    --primary-color: #0f4c3a;
    /* Deep Official Green */
    --primary-dark: #083025;
    /* Darker Green for Footer/Hero */
    --secondary-color: #1ba37e;
    /* Vibrant Youth Green */
    --accent-color: #ffb703;
    /* Optimistic Yellow/Gold */
    --text-dark: #1e293b;
    /* Slate 800 */
    --text-light: #64748b;
    /* Slate 500 */
    --white: #ffffff;
    --off-white: #f8fafc;
    --border-color: #e2e8f0;

    /* Typography */
    --font-main: 'Outfit', sans-serif;
    --h1-size: clamp(2.5rem, 5vw, 4rem);
    --h2-size: clamp(2rem, 4vw, 3rem);
    --h3-size: 1.5rem;
    --body-size: 1.125rem;

    /* Spacing */
    --section-padding: 5rem 2rem;
    --container-width: 1200px;

    /* Effects */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius: 12px;
}

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

html {
    scroll-behavior: smooth;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* =========================================
   2. UTILITIES & LAYOUT
   ========================================= */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: var(--section-padding);
}

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

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

.text-secondary {
    color: var(--secondary-color);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
    border: none;
    gap: 0.5rem;
}

.btn-primary {
    background-color: var(--secondary-color);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(27, 163, 126, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(27, 163, 126, 0.4);
}

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

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

/* =========================================
   3. NAVIGATION
   ========================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    padding: 1.25rem 0;
    background: rgba(8, 48, 37, 0.95);
    /* Start semi-transparent dark */
    backdrop-filter: blur(10px);
}

.navbar.scrolled {
    padding: 1rem 0;
    background: rgba(8, 48, 37, 0.98);
    box-shadow: var(--shadow-md);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo span {
    color: var(--secondary-color);
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    /* Space between logo and text */
}

.nav-logo-img {
    height: 60px;
    /* Increased size for visibility */
    width: auto;
    border-radius: 5px;
    border: 2px solid rgba(255, 255, 255, 0.8);
    background: #fff;
}

.footer-logo-img {
    height: 80px;
    width: auto;
    margin-bottom: 1rem;
    border-radius: 8px;
    display: inline-block;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

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

/* =========================================
   4. HERO SECTION
   ========================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    overflow: hidden;
    padding-top: 80px;
    /* Offset for fixed header */
    color: var(--white);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background-image: url('../images/hero-bg.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    /* Parallax effect */
    opacity: 0.4;
    mix-blend-mode: overlay;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    animation: fadeUp 1s ease-out;
}

.hero-tag {
    display: inline-block;
    background: rgba(27, 163, 126, 0.2);
    border: 1px solid rgba(27, 163, 126, 0.4);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(5px);
}

.hero h1 {
    font-size: var(--h1-size);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--white);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    /* Improving legibility */
}

.hero p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    /* Slightly more opaque */
    margin-bottom: 2.5rem;
    max-width: 600px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

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

/* Floating Shapes Animation */
.shape {
    position: absolute;
    border-radius: 63% 37% 54% 46% / 55% 48% 52% 45%;
    /* Organic Blob */
    filter: blur(80px);
    z-index: 0;
    animation: float 20s infinite alternate;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: var(--secondary-color);
    top: -100px;
    right: -100px;
    opacity: 0.2;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: var(--accent-color);
    bottom: 50px;
    left: -50px;
    opacity: 0.15;
    animation-delay: -5s;
    border-radius: 70% 30% 30% 70% / 60% 40% 60% 40%;
}

@keyframes float {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(30px, 50px);
    }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =========================================
   5. SECTIONS (General)
   ========================================= */
.section-header {
    margin-bottom: 4rem;
    text-align: center;
}

.section-title {
    font-size: var(--h2-size);
    color: var(--primary-dark);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--secondary-color);
    border-radius: 2px;
}

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

/* =========================================
   6. CARDS (What We Do)
   ========================================= */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-color);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: rgba(27, 163, 126, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary-color);
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.card h3 {
    font-size: 1.4rem;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-light);
    flex-grow: 1;
    margin-bottom: 1.5rem;
}

.card-link {
    color: var(--secondary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.card-link:hover {
    color: var(--primary-color);
    gap: 0.75rem;
    /* Slight slide effect */
}

/* =========================================
   7. ABOUT PREVIEW
   ========================================= */
.about-preview {
    background-color: var(--white);
}

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

.about-image {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    min-height: 400px;
    background: #e2e8f0;
    /* Fallback */
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.stat-box {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: var(--white);
    padding: 1.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    text-align: center;
    min-width: 150px;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* =========================================
   8. FOOTER
   ========================================= */
.footer {
    background-color: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 5rem 0 2rem;
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h2 {
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.footer-brand p {
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.footer-title {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

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

.social-links {
    display: flex;
    gap: 1rem;
}

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

.social-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    font-size: 0.9rem;
}

/* =========================================
   9. RESPONSIVE
   ========================================= */
@media (max-width: 968px) {
    .about-grid {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--primary-dark);
        flex-direction: column;
        padding: 6rem 2rem;
        transition: 0.4s ease;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.3);
    }

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

    .nav-link {
        font-size: 1.2rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .grid-3 {
        grid-template-columns: 1fr;
    }
}