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

:root {
    --pink: #FF69B4;
    --pink-dark: #FF1493;
    --pink-light: #FFB6D9;
    --green: #00C851;
    --green-dark: #007E33;
    --green-light: #7FE5A8;
    --blue: #4285F4;
    --yellow: #FFD700;
    --purple: #9C27B0;
    --orange: #FF9800;
    --black: #2C2C2C;
    --gray-900: #3A3A3A;
    --gray-800: #4A4A4A;
    --gray-700: #5A5A5A;
    --gray-600: #6A6A6A;
    --gray-500: #8A8A8A;
    --gray-400: #AAAAAA;
    --gray-300: #CCCCCC;
    --gray-200: #E5E5E5;
    --gray-100: #F5F5F5;
    --white: #FFFFFF;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
    background: var(--white);
    color: var(--black);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--pink) 0%, var(--purple) 50%, var(--blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 16px 0;
    backdrop-filter: blur(20px);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(255, 105, 180, 0.1);
}

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

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 45px;
    width: auto;
    object-fit: contain;
}

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

.nav-menu a {
    color: var(--black);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--pink), var(--purple));
    transition: width 0.3s;
    border-radius: 2px;
}

.nav-menu a:hover {
    color: var(--pink);
}

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

.cta-btn {
    background: linear-gradient(135deg, var(--pink), var(--purple));
    color: var(--white);
    padding: 12px 32px;
    border: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(255, 105, 180, 0.3);
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 105, 180, 0.4);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.menu-toggle span {
    width: 28px;
    height: 3px;
    background: var(--pink);
    border-radius: 2px;
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background: linear-gradient(135deg, #FFF5F8 0%, #F0F9FF 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 30%, rgba(255, 105, 180, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(0, 200, 81, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(156, 39, 176, 0.08) 0%, transparent 50%);
    z-index: -1;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    padding: 80px 0;
}

.hero-badge {
    display: inline-block;
    padding: 12px 28px;
    background: linear-gradient(135deg, var(--green), var(--green-light));
    color: var(--white);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 900;
    letter-spacing: 1px;
    margin-bottom: 32px;
    box-shadow: 0 4px 15px rgba(0, 200, 81, 0.3);
}

.hero-title {
    font-size: clamp(42px, 6vw, 72px);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 32px;
    letter-spacing: -2px;
    color: var(--black);
}

.hero-subtitle {
    font-size: clamp(18px, 2vw, 22px);
    color: var(--gray-700);
    margin-bottom: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 80px;
    flex-wrap: wrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--pink), var(--purple));
    color: var(--white);
    padding: 20px 48px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 8px 25px rgba(255, 105, 180, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(255, 105, 180, 0.4);
}

.btn-primary.large {
    padding: 24px 56px;
    font-size: 18px;
}

.btn-secondary {
    background: var(--white);
    color: var(--pink);
    padding: 20px 48px;
    border: 3px solid var(--pink);
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
}

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

.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 60px;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 56px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--pink), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -2px;
}

.stat-label {
    font-size: 12px;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 8px;
    text-align: center;
    font-weight: 700;
}

.stat-divider {
    width: 2px;
    height: 60px;
    background: var(--gray-300);
}

/* Featured Game */
.featured-game {
    padding: 120px 0;
    background: var(--white);
}

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

.badge {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, var(--yellow), var(--orange));
    color: var(--white);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 900;
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.featured-text h2 {
    font-size: clamp(36px, 4vw, 56px);
    font-weight: 900;
    margin-bottom: 24px;
    letter-spacing: -1px;
    background: linear-gradient(135deg, var(--pink), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.featured-description {
    font-size: 18px;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 32px;
}

.featured-features {
    list-style: none;
    margin-bottom: 40px;
}

.featured-features li {
    padding: 12px 0;
    padding-left: 36px;
    position: relative;
    color: var(--gray-800);
    font-weight: 500;
    font-size: 16px;
}

.featured-features .check {
    position: absolute;
    left: 0;
    color: var(--green);
    font-size: 24px;
}

.app-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.app-btn {
    padding: 16px 32px;
    background: var(--black);
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
}

.app-btn:hover {
    background: var(--gray-900);
    transform: translateY(-2px);
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: linear-gradient(135deg, var(--pink), var(--purple));
    border-radius: 40px;
    padding: 20px;
    margin: 0 auto;
    box-shadow: 0 20px 60px rgba(255, 105, 180, 0.3);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #E8F5E9, #E1F5FE);
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    text-align: center;
}

/* Mission */
.mission {
    padding: 120px 0;
    background: linear-gradient(135deg, #FFF5F8, #F0F9FF);
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: clamp(36px, 4vw, 56px);
    font-weight: 900;
    margin-bottom: 20px;
    letter-spacing: -2px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--gray-600);
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.8;
}

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

.mission-card {
    background: var(--white);
    padding: 48px 40px;
    border-radius: 24px;
    text-align: center;
    transition: all 0.4s;
    border: 3px solid transparent;
    position: relative;
}

.mission-card:hover {
    transform: translateY(-8px);
    border-color: var(--pink);
    box-shadow: 0 20px 60px rgba(255, 105, 180, 0.2);
}

.mission-card.featured {
    background: linear-gradient(135deg, var(--pink), var(--purple));
    color: var(--white);
}

.mission-card.featured h3,
.mission-card.featured p {
    color: var(--white);
}

.badge-top {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.3);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: 1px;
}

.mission-icon {
    font-size: 72px;
    margin-bottom: 24px;
}

.mission-card h3 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.mission-card p {
    color: var(--gray-700);
    line-height: 1.8;
    font-size: 16px;
}

/* Impact / SDGs */
.impact {
    padding: 120px 0;
    background: var(--white);
}

.impact-header {
    text-align: center;
    margin-bottom: 80px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.impact-header h2 {
    font-size: clamp(36px, 4vw, 52px);
    font-weight: 900;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.impact-header p {
    font-size: 18px;
    color: var(--gray-700);
    line-height: 1.8;
}

.sdg-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.sdg-card {
    background: linear-gradient(135deg, #F8F9FA, #FFFFFF);
    padding: 32px 28px;
    border-radius: 20px;
    border: 2px solid var(--gray-200);
    transition: all 0.4s;
}

.sdg-card:hover {
    transform: translateY(-8px);
    border-color: var(--green);
    box-shadow: 0 15px 45px rgba(0, 200, 81, 0.15);
}

.sdg-number {
    font-size: 48px;
    margin-bottom: 16px;
}

.sdg-card h4 {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--black);
}

.sdg-card p {
    color: var(--gray-600);
    line-height: 1.7;
    font-size: 14px;
}

/* More Games */
.more-games {
    padding: 120px 0;
    background: linear-gradient(135deg, #FFF5F8, #F0F9FF);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.game-card {
    background: var(--white);
    padding: 48px 40px;
    border-radius: 24px;
    text-align: center;
    transition: all 0.4s;
    border: 3px solid var(--gray-200);
}

.game-card:hover {
    transform: translateY(-8px);
    border-color: var(--blue);
    box-shadow: 0 20px 60px rgba(66, 133, 244, 0.15);
}

.game-icon {
    font-size: 80px;
    margin-bottom: 24px;
}

.game-card h3 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.game-card p {
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 28px;
}

.game-btn {
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--blue), var(--purple));
    color: var(--white);
    border: none;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
}

.game-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(66, 133, 244, 0.3);
}

/* Testimonials */
.testimonials {
    padding: 120px 0;
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.testimonial-card {
    background: linear-gradient(135deg, #F8F9FA, #FFFFFF);
    padding: 40px 36px;
    border-radius: 24px;
    border: 2px solid var(--gray-200);
    transition: all 0.4s;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    border-color: var(--pink);
    box-shadow: 0 20px 60px rgba(255, 105, 180, 0.15);
}

.stars {
    font-size: 24px;
    margin-bottom: 20px;
}

.testimonial-card p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--gray-800);
    margin-bottom: 24px;
    font-style: italic;
}

.author {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.author strong {
    font-size: 16px;
    font-weight: 700;
    color: var(--black);
}

.author span {
    font-size: 14px;
    color: var(--gray-500);
}

/* CTA Banner */
.cta-banner {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--pink), var(--purple), var(--blue));
    text-align: center;
    color: var(--white);
}

.cta-banner h2 {
    font-size: clamp(36px, 4vw, 60px);
    font-weight: 900;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.cta-banner p {
    font-size: 20px;
    margin-bottom: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.cta-banner .btn-primary {
    background: var(--white);
    color: var(--pink);
}

.cta-banner .btn-primary:hover {
    background: var(--yellow);
    color: var(--black);
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 100px 0 40px;
}

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

.footer-logo {
    margin-bottom: 24px;
}

.footer-logo img {
    height: 50px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-col p {
    color: var(--gray-400);
    line-height: 1.9;
    font-size: 15px;
    margin-bottom: 24px;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-800);
    border-radius: 50%;
    font-size: 20px;
    text-decoration: none;
    transition: all 0.3s;
}

.social-icon:hover {
    background: linear-gradient(135deg, var(--pink), var(--purple));
    transform: translateY(-3px);
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 900;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--pink-light);
}

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

.footer-col ul li {
    margin-bottom: 14px;
}

.footer-col a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 15px;
}

.footer-col a:hover {
    color: var(--pink);
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--gray-800);
    color: var(--gray-500);
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
    }

    .featured-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .phone-mockup {
        max-width: 280px;
    }

    .mission-grid,
    .sdg-grid,
    .games-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .app-buttons {
        flex-direction: column;
    }

    .app-btn {
        width: 100%;
    }
}