:root {
    /* Colors */
    --bg-deep: #05060f;
    --bg-surface: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    --primary: #6366f1; /* Indigo */
    --primary-glow: rgba(99, 102, 241, 0.4);
    --secondary: #10b981; /* Emerald */
    --secondary-glow: rgba(16, 185, 129, 0.3);
    --accent: #f59e0b; /* Amber */
    
    --text-main: #f8fafc;
    --text-muted: #64748b;
    
    --indigo-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    --emerald-gradient: linear-gradient(135deg, #10b981 0%, #3b82f6 100%);
    --dark-gradient: radial-gradient(circle at top right, #0a0b1e 0%, #05060f 100%);
    --glass-gradient: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
    
    /* Layout */
    --nav-height: 80px;
    --container-width: 1200px;
}

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

body {
    background-color: var(--bg-deep);
    background-image: var(--dark-gradient);
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, .logo {
    font-family: 'Outfit', sans-serif;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.text-gradient {
    background: var(--indigo-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Glassmorphism Utility */
.glass {
    background: var(--glass-gradient);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

/* Floating Animation */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.float-anim {
    animation: float 6s ease-in-out infinite;
}

/* Animated Border */
.animated-border {
    position: relative;
    padding: 1px;
    border-radius: 24px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    background-size: 200% 100%;
    animation: borderRotate 4s linear infinite;
}

@keyframes borderRotate {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* Navigation */
.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    z-index: 1000;
    background: rgba(5, 6, 15, 0.7);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: white;
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: 1px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--indigo-gradient);
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 12px;
    font-size: 1.2rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-main);
    opacity: 1;
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
}


.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

/* Buttons */
.btn {
    padding: 0.8rem 1.8rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: inline-block;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--indigo-gradient);
    color: white;
    box-shadow: 0 10px 20px var(--primary-glow);
}

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

.btn-outline {
    border: 1px solid var(--glass-border);
    color: white;
    background: transparent;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    padding-top: calc(var(--nav-height) + 4rem);
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('enterprise_hero_bg.png');
    background-size: cover;
    background-position: center;
    opacity: 0.4;
    z-index: -1;
}

.hero-background::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, var(--bg-deep), transparent);
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin-bottom: 4rem;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 50px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 2rem;
    letter-spacing: 1px;
}

.hero-title {
    font-size: 4.5rem;
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-btns {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

.hero-stats-bar {
    margin-top: auto;
    padding: 3rem 0;
    border-top: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.02);
}

.stats-bar-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    font-family: 'Outfit', sans-serif;
}

.stat-unit {
    font-size: 1.5rem;
    color: var(--primary);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Sections */
.section {
    padding: 10rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-title span {
    color: var(--primary);
}

.section-desc {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* Bento Grid */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: 250px;
    gap: 1.5rem;
}

.bento-item {
    border-radius: 24px;
    overflow: hidden;
    position: relative;
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    transition: all 0.4s ease;
    display: flex;
    flex-direction: column;
}

.bento-item:hover {
    transform: translateY(-10px);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.charity-card {
    grid-column: span 3;
    grid-row: span 2;
}

.education-card {
    grid-column: span 3;
    grid-row: span 2;
}

.research-card {
    grid-column: span 6;
    grid-row: span 2;
    flex-direction: row;
}

.card-image {
    width: 100%;
    height: 60%;
    overflow: hidden;
}

.research-card .card-image {
    width: 50%;
    height: 100%;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.bento-item:hover .card-image img {
    transform: scale(1.1);
}

.card-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.card-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.card-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.card-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.text-link {
    text-decoration: none;
    color: var(--primary);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.3s ease;
}

.text-link:hover {
    gap: 0.8rem;
}

/* Support Section */
.support-section {
    background: radial-gradient(circle at center, #1e1b4b 0%, #05060f 100%);
    position: relative;
    overflow: hidden;
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
    align-items: center;
}

.support-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.support-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    padding: 2rem;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.support-card:hover {
    background: rgba(99, 102, 241, 0.1);
    transform: scale(1.05);
}

/* Partners */
.partners-scroll {
    display: flex;
    gap: 4rem;
    overflow: hidden;
    padding: 2rem 0;
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.partner-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-muted);
    opacity: 0.5;
    white-space: nowrap;
}

/* News Section */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.news-card {
    border-radius: 24px;
    overflow: hidden;
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
}

.news-img {
    height: 200px;
    background: var(--indigo-gradient);
    opacity: 0.8;
}

.news-content {
    padding: 2rem;
}

/* Footer */
.footer {
    background: #020308;
    padding: 6rem 0 2rem;
    border-top: 1px solid var(--glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 2fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-info p {
    color: var(--text-muted);
    margin: 1.5rem 0;
    max-width: 300px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.footer-links h4, .footer-newsletter h4 {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

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

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-newsletter p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    padding: 0.8rem 1rem;
    border-radius: 10px;
    color: white;
    outline: none;
}

.newsletter-form button {
    background: var(--indigo-gradient);
    border: none;
    width: 50px;
    border-radius: 10px;
    color: white;
    cursor: pointer;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-bottom-links {
    display: flex;
    gap: 2rem;
}

.footer-bottom-links a {
    color: var(--text-muted);
    text-decoration: none;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 1s ease;
}

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

/* Responsive */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .hero-title {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .bento-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: auto;
    }
    .charity-card, .education-card, .research-card {
        grid-column: span 1;
    }
    .research-card {
        flex-direction: column;
    }
    .research-card .card-image {
        width: 100%;
        height: 250px;
    }
    .hero-title {
        font-size: 2.8rem;
    }
    .stats-bar-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}