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

:root {
    --primary-color: #0052CC; /* Deep Royal Blue for Trust */
    --primary-light: #4C9AFF;
    --primary-dark: #0747A6;
    --secondary-color: #10B981; /* Emerald Green for Growth/Charity */
    --text-primary: #172B4D; /* Dark Navy for text */
    --text-secondary: #5E6C84;
    --background: #FFFFFF;
    --background-secondary: #F4F5F7;
    --border-color: #EBECF0;
    --shadow-sm: 0 1px 2px rgba(9, 30, 66, 0.25);
    --shadow-md: 0 4px 8px -2px rgba(9, 30, 66, 0.25), 0 0 1px rgba(9, 30, 66, 0.31);
    --shadow-lg: 0 10px 20px -5px rgba(9, 30, 66, 0.25), 0 0 1px rgba(9, 30, 66, 0.31);
    --shadow-hover: 0 20px 40px -10px rgba(9, 30, 66, 0.3);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    color: var(--text-primary);
    background: var(--background);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
    display: flex;
    align-items: center;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: -0.03em;
    white-space: nowrap; /* Prevent text wrapping */
    flex-shrink: 0; /* Prevent shrinking */
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    object-fit: cover;
}

.logo-text {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 48px;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 8px 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
    border-radius: 2px;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 6px;
    padding: 4px;
}

.hamburger span {
    width: 28px;
    height: 2.5px;
    background: var(--text-primary);
    border-radius: 4px;
    transition: var(--transition);
}

/* Buttons */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 32px;
    border-radius: 100px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    letter-spacing: 0.01em;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 82, 204, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    background: var(--primary-light);
    box-shadow: 0 6px 16px rgba(0, 82, 204, 0.3);
}

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

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

.btn-large {
    padding: 18px 40px;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    margin-top: 80px;
    padding: 100px 0 80px;
    text-align: center;
    background: radial-gradient(circle at 50% 0%, #F4F5F7 0%, #FFFFFF 70%);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.hero-content {
    max-width: 860px;
    margin: 0 auto;
    position: relative;
    z-index: 10; /* Ensure text is above 3D canvas */
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.04em;
    margin-bottom: 24px;
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: var(--text-secondary);
    margin-bottom: 48px;
    line-height: 1.6;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Actions - Buttons */
.hero-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 40px;
}

.btn-primary,
.btn-secondary {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 40px;
    border-radius: 100px;
    font-size: 1.05rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    cursor: pointer;
    border: none;
    letter-spacing: 0.02em;
    min-width: 200px; /* Ensure consistent width */
}

.btn-primary {
    background: linear-gradient(135deg, #0061F2 0%, #0052CC 100%);
    color: white;
    box-shadow: 0 8px 20px rgba(0, 82, 204, 0.25),
                0 4px 6px rgba(0, 82, 204, 0.2);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 28px rgba(0, 82, 204, 0.35),
                0 6px 10px rgba(0, 82, 204, 0.25);
    background: linear-gradient(135deg, #006BF5 0%, #005CE6 100%);
}

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.8);
    color: var(--primary-color);
    border: 2px solid transparent; /* Prepare for border gradient or keep simple */
    background-clip: padding-box;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    backdrop-filter: blur(10px);
}

/* Gradient border trick for secondary button */
.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0; right: 0; bottom: 0; left: 0;
    z-index: -1;
    margin: -2px;
    border-radius: inherit;
    background: linear-gradient(135deg, var(--primary-color), #00C7FF);
}

.btn-secondary:hover {
    background: white;
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.1);
    color: #0047B3;
}

/* Impact Section */
    padding: 80px 0;

/* Responsive Design for Buttons */
@media (max-width: 640px) {
    .hero-actions {
        flex-direction: column;
        gap: 16px;
        width: 100%;
        padding: 0 20px;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        padding: 18px 32px; /* Larger touch target */
        font-size: 1.1rem;
    }
    
    .hero-content {
        padding: 0 10px;
    }
}


.section-header {
    text-align: center;
    margin-bottom: 80px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.impact-card {
    background: var(--background);
    padding: 48px 40px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.impact-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(0, 82, 204, 0.1);
}

.impact-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, #E6F0FF, #FFFFFF);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
    color: var(--primary-color);
    font-size: 28px;
    box-shadow: var(--shadow-sm);
}

.impact-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.impact-description {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1.05rem;
}

/* Mission Section */
.mission-section {
    padding: 120px 0;
    background: linear-gradient(to bottom, var(--background-secondary), #FFFFFF);
}

.mission-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.mission-text .section-title {
    text-align: left;
    margin-bottom: 24px;
}

.mission-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.8;
}

.mission-values {
    margin-top: 48px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
    padding: 16px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.value-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.value-icon {
    width: 32px;
    height: 32px;
    background: var(--secondary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}

.mission-image {
    position: relative;
}

.image-placeholder {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.image-placeholder:hover {
    box-shadow: var(--shadow-hover);
    transform: scale(1.02);
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    position: relative;
    overflow: hidden;
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
    color: white;
}

.cta-description {
    font-size: 1.35rem;
    margin-bottom: 48px;
    opacity: 0.9;
    line-height: 1.6;
}

.cta-section .btn-primary {
    background: white;
    color: var(--primary-color);
    padding: 20px 48px;
    font-size: 1.125rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.cta-section .btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
    background: #091E42; /* Very dark blue */
    color: #DFE1E6;
    padding: 100px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 80px;
}

.footer-logo-img {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    object-fit: cover;
    margin-bottom: 16px;
}

.footer-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: white;
}

.footer-description {
    opacity: 0.8;
    line-height: 1.8;
    max-width: 300px;
}

.footer-heading {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 24px;
    color: white;
    letter-spacing: 0.5px;
}

.footer-links,
.footer-contacts {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-links a,
.footer-contacts a {
    color: #B3BAC5;
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover,
.footer-contacts a:hover {
    color: white;
    transform: translateX(4px);
}

.footer-contacts li {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.footer-contacts strong {
    color: white;
}

.footer-whatsapp {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    background: var(--secondary-color);
    color: white;
    text-decoration: none;
    border-radius: 100px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.footer-whatsapp:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.4);
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #7A869A;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title { font-size: 3.5rem; }
    .section-title { font-size: 2.5rem; }
    .footer-content { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    .navbar { height: 70px; }
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 40px 24px;
        gap: 24px;
        box-shadow: var(--shadow-lg);
        transform: translateY(-150%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 900;
    }

    .nav-menu.active {
        transform: translateY(0);
    }

    .hamburger { display: flex; }
    
    .hero { padding: 120px 0 80px; }
    .hero-title { font-size: 2.75rem; }
    .hero-subtitle { font-size: 1.125rem; }
    
    .mission-content { grid-template-columns: 1fr; gap: 40px; }
    .mission-image { order: -1; }
    
    .footer-content { grid-template-columns: 1fr; gap: 40px; }
}

/* ===== ADVANCED ENHANCEMENTS ===== */

/* Subtle animated background mesh for Hero */
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 82, 204, 0.03) 0%, transparent 60%);
    animation: rotate 60s linear infinite;
    z-index: 1;
}

/* Statistics counter section */
.stats-section {
    padding: 80px 0;
    background: white;
    border-bottom: 1px solid var(--border-color);
}

.stat-box {
    text-align: center;
    padding: 32px;
    transition: var(--transition);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Badge Styles */
.project-status {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.status-completed { background: #D1FAE5; color: #065F46; }
.status-ongoing { background: #DBEAFE; color: #1E40AF; }
.status-upcoming { background: #FEF3C7; color: #92400E; }

/* Smooth reveal on scroll classes */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered delays */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }