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

:root {
    --primary-color: #633e23;
    --secondary-color: #a5b2b2;
    --accent-color: #633e23;
    --bg-beige: #f3efce;
    --bg-cream: #fefefd;
    --text-dark: #633e23;
    --text-light: #6b5d4f;
    --bg-light: #fefefd;
    --bg-white: #ffffff;
    --gradient-primary: linear-gradient(135deg, #633e23 0%, #8b5d3a 100%);
    --gradient-secondary: linear-gradient(135deg, #a5b2b2 0%, #8b9a9a 100%);
    --shadow-sm: 0 2px 10px rgba(99, 62, 35, 0.1);
    --shadow-md: 0 4px 20px rgba(99, 62, 35, 0.15);
    --shadow-lg: 0 10px 40px rgba(99, 62, 35, 0.2);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(254, 254, 253, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 60px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
    display: block;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

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

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

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    fill: white;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 50px rgba(37, 211, 102, 0.4);
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 10px 40px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 10px 40px rgba(37, 211, 102, 0.7);
    }
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #633e23 0%, #8b5d3a 50%, #a5b2b2 100%);
    color: white;
    padding: 150px 0 100px;
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease;
}

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

.logo-hero {
    margin-bottom: 2rem;
}

.logo-hero img {
    max-width: 200px;
    height: auto;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.2));
}

.logo-fallback {
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.logo-fallback h1 {
    font-size: 3rem;
    font-weight: 700;
    margin: 0;
}

.logo-fallback p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 120px;
    color: var(--bg-cream);
}

.hero-wave svg {
    width: 100%;
    height: 100%;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--bg-cream);
    color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
}

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

.btn-large {
    padding: 18px 40px;
    font-size: 1.1rem;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-block {
    width: 100%;
    text-align: center;
    display: block;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--text-dark);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* About Section */
.about {
    background: var(--bg-beige);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--bg-cream);
    padding: 2.5rem 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Pricing Section */
.pricing {
    background: white;
}

.pricing-content {
    max-width: 600px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-cream);
    border-radius: 30px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 3px solid var(--primary-color);
}

.pricing-header {
    background: var(--gradient-primary);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
}

.pricing-header h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
    margin-bottom: 1rem;
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
}

.amount {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
}

.period {
    font-size: 1.2rem;
    opacity: 0.9;
}

.price-description {
    font-size: 1.1rem;
    opacity: 0.95;
}

.pricing-body {
    padding: 2.5rem 2rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.8rem 0;
    font-size: 1.1rem;
    color: var(--text-dark);
    border-bottom: 1px solid var(--bg-light);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-info {
    background: var(--bg-beige);
    padding: 1.5rem;
    border-radius: 15px;
    margin-bottom: 2rem;
}

.pricing-info p {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.small-text {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* Donations Section */
.donations {
    background: var(--bg-beige);
}

.donations-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.donation-icon {
    font-size: 5rem;
    margin-bottom: 1.5rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.donations-content h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.donation-description {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 3rem;
}

.donation-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.benefit-item {
    background: var(--bg-cream);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

.benefit-item p {
    font-weight: 600;
    color: var(--text-dark);
}

/* Contact Section */
.contact {
    background: var(--bg-cream);
}

.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-description {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.contact-phone {
    margin-top: 1.5rem;
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-dark);
}

/* Footer */
.footer {
    background: var(--accent-color);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.footer-text {
    margin-top: 0.5rem;
    opacity: 0.8;
    font-size: 0.9rem;
}

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

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .donation-benefits {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .whatsapp-float {
        width: 55px;
        height: 55px;
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 120px 0 80px;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .amount {
        font-size: 3rem;
    }

    .pricing-header,
    .pricing-body {
        padding: 2rem 1.5rem;
    }
}