/* ============================================
   YOUNG VISIONERS FOUNDATION - MODERN STYLES
   ============================================ */

/* ==================== CSS VARIABLES ==================== */
:root {
    /* Primary Colors - Warm, Trustworthy */
    --primary-color: #2E7D32;
    --primary-dark: #1B5E20;
    --primary-light: #4CAF50;
    
    /* Secondary Colors */
    --secondary-color: #FF6B35;
    --secondary-dark: #E65100;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --off-white: #F8F9FA;
    --light-gray: #E9ECEF;
    --gray: #6C757D;
    --dark-gray: #343A40;
    --black: #212529;
    
    /* Accent Colors */
    --accent-blue: #0077B6;
    --accent-gold: #FFB703;
    
    /* Typography */
    --font-primary: 'Poppins', sans-serif;
    --font-heading: 'Playfair Display', serif;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-padding: 0 20px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 12px 48px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 50%;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ==================== RESET & BASE ==================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    color: var(--dark-gray);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Prevent layout shift on images */
img {
    max-width: 100%;
    height: auto;
    display: block;
    aspect-ratio: attr(width) / attr(height);
}

/* Prevent text reflow */
p, h1, h2, h3, h4, h5, h6 {
    overflow-wrap: break-word;
    word-wrap: break-word;
    hyphens: auto;
}

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

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    outline: none;
}

input,
textarea,
select {
    font-family: inherit;
    font-size: inherit;
}

/* ==================== UTILITY CLASSES ==================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    display: block;
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.875rem;
    margin-bottom: 10px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--black);
    margin-bottom: 20px;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    margin: 0 auto;
    border-radius: var(--radius-sm);
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    text-align: center;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
    -webkit-user-select: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
}

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

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

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 12px 28px;
}

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

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

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

.btn-large {
    padding: 16px 40px;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
}

/* ==================== NAVIGATION ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--white);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    transition: var(--transition-normal);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.logo-text {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 1px;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 10px 18px;
    color: var(--dark-gray);
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-fast);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

.nav-donate {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: var(--white) !important;
    padding: 12px 24px;
    border-radius: var(--radius-md);
}

.nav-donate::after {
    display: none;
}

.nav-donate:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.nav-toggle {
    display: none;
    background: transparent;
    font-size: 1.5rem;
    color: var(--primary-color);
    padding: 8px;
    cursor: pointer;
    transition: var(--transition-fast);
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.nav-toggle:hover {
    color: var(--primary-dark);
    transform: scale(1.1);
}

/* ==================== HERO SECTION ==================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(46, 125, 50, 0.85), rgba(27, 94, 32, 0.9)),
                url('images/thumpnail.png') center/cover no-repeat;
    color: var(--white);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
}

.hero-title .highlight {
    color: var(--accent-gold);
    position: relative;
}

.hero-description {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.hero-scroll-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border: 2px solid var(--white);
    border-radius: var(--radius-full);
    color: var(--white);
    font-size: 1.2rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* ==================== ABOUT SECTION ==================== */
.about {
    background: var(--off-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text {
    padding-right: 20px;
}

.about-intro {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--dark-gray);
    margin-bottom: 20px;
}

.about-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.about-details.active {
    max-height: 1000px;
}

.about-details p {
    margin-bottom: 20px;
    line-height: 1.8;
    color: var(--gray);
}

.read-more-btn {
    margin-top: 20px;
}

.read-more-btn i {
    transition: var(--transition-fast);
}

.read-more-btn.active i {
    transform: rotate(45deg);
}

.about-cards {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-card {
    background: var(--white);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.about-card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.about-card-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.about-card-title {
    font-size: 1.25rem;
    color: var(--black);
    margin-bottom: 12px;
    font-weight: 600;
}

.about-card-text {
    color: var(--gray);
    line-height: 1.7;
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.about-values li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--dark-gray);
    font-size: 0.95rem;
}

.about-values i {
    color: var(--primary-color);
    font-size: 0.9rem;
}

/* ==================== IMPACT STATS SECTION ==================== */
.impact {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    padding: 60px 0;
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.impact-item {
    text-align: center;
    color: var(--white);
}

.impact-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.impact-label {
    font-size: 1rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==================== CHARITY SECTION ==================== */
.charity {
    background: var(--white);
}

.charity-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.charity-text {
    padding-right: 20px;
}

.charity-intro {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--dark-gray);
    margin-bottom: 20px;
}

.charity-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.charity-details.active {
    max-height: 2000px;
}

.charity-details p {
    margin-bottom: 20px;
    line-height: 1.8;
    color: var(--gray);
}

.charity-programs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 30px;
}

.program-card {
    background: var(--off-white);
    padding: 24px;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
    transition: var(--transition-normal);
}

.program-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.program-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.program-icon i {
    font-size: 1.25rem;
    color: var(--white);
}

.program-card h4 {
    font-size: 1.1rem;
    color: var(--black);
    margin-bottom: 10px;
}

.program-card p {
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.6;
    margin: 0;
}

/* ==================== CHARITY GALLERY CAROUSEL ==================== */
.charity-gallery {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.gallery-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    flex: 1;
}

.gallery-img-main {
    width: 100%;
    height: 450px;
    object-fit: cover;
    display: block;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Navigation Buttons */
.gallery-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: background 0.3s ease, transform 0.2s ease;
}

.gallery-btn:hover {
    background: rgba(214, 36, 36, 0.9);
    transform: translateY(-50%) scale(1.1);
}

.gallery-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.gallery-prev {
    left: 10px;
}

.gallery-next {
    right: 10px;
}

/* Image Counter */
.gallery-counter {
    text-align: center;
    padding: 12px;
    color: var(--gray);
    font-size: 14px;
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .gallery-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .gallery-img-main {
        height: 280px;
    }
    
    .gallery-prev {
        left: 5px;
    }
    
    .gallery-next {
        right: 5px;
    }
}

/* ==================== MEMBERSHIP SECTION ==================== */
.membership {
    background: var(--off-white);
}

.membership-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px;
    font-size: 1.1rem;
    color: var(--gray);
    line-height: 1.8;
}

.members-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.member-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

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

.member-image {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.member-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(46, 125, 50, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

.member-card:hover .member-overlay {
    opacity: 1;
}

.member-social {
    display: flex;
    gap: 15px;
}

.member-social a {
    width: 45px;
    height: 45px;
    background: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.2rem;
    transition: var(--transition-fast);
}

.member-social a:hover {
    background: var(--secondary-color);
    color: var(--white);
    transform: scale(1.1);
}

.member-info {
    padding: 24px;
    text-align: center;
}

.member-info h3 {
    font-size: 1.25rem;
    color: var(--black);
    margin-bottom: 8px;
}

.member-info p {
    color: var(--primary-color);
    font-weight: 500;
    font-size: 0.95rem;
}

/* ==================== DONATE SECTION ==================== */
.donate {
    background: linear-gradient(135deg, #FFF3E0, #FFE0B2);
}

.donate-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.donate-text h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--black);
    margin-bottom: 20px;
}

.donate-text > p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 30px;
}

.donation-methods {
    display: grid;
    gap: 20px;
    margin-bottom: 30px;
}

.donation-card {
    background: var(--white);
    padding: 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: flex-start;
    gap: 20px;
    transition: var(--transition-normal);
}

.donation-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.donation-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.donation-icon i {
    font-size: 1.25rem;
    color: var(--white);
}

.donation-card h4 {
    font-size: 1.1rem;
    color: var(--black);
    margin-bottom: 8px;
}

.donation-detail {
    font-size: 0.9rem;
    color: var(--gray);
    margin: 4px 0;
}

.donation-detail strong {
    color: var(--dark-gray);
}

.paypal-email {
    word-break: break-all;
}

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

.donate-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* ==================== TESTIMONIALS SECTION ==================== */
.testimonials {
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: var(--off-white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    position: relative;
    transition: var(--transition-normal);
}

.testimonial-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.testimonial-quote {
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0.3;
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 1rem;
    color: var(--dark-gray);
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-info h4 {
    font-size: 1rem;
    color: var(--black);
    margin-bottom: 4px;
}

.author-info span {
    font-size: 0.85rem;
    color: var(--primary-color);
}

/* ==================== CONTACT SECTION ==================== */
.contact {
    background: var(--off-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.contact-icon {
    width: 55px;
    height: 55px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.3rem;
    color: var(--white);
}

.contact-details h4 {
    font-size: 1.1rem;
    color: var(--black);
    margin-bottom: 8px;
}

.contact-details a,
.contact-details p {
    color: var(--gray);
    font-size: 1rem;
}

.contact-details a:hover {
    color: var(--primary-color);
}

.contact-social h4 {
    font-size: 1.1rem;
    color: var(--black);
    margin-bottom: 15px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 45px;
    height: 45px;
    background: var(--white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.2rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.contact-form-container {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    position: relative;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-md);
    background: var(--off-white);
    color: var(--dark-gray);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    background: var(--white);
    outline: none;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ==================== CTA SECTION ==================== */
.cta {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.2rem;
    opacity: 0.95;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    width: 70px;
    height: 70px;
    margin-bottom: 20px;
}

.footer-about h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.footer-about p {
    color: var(--gray);
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4,
.footer-newsletter h4 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-links ul,
.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--gray);
    transition: var(--transition-fast);
}

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

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--gray);
}

.footer-contact i {
    color: var(--primary-light);
    width: 20px;
}

.footer-newsletter p {
    color: var(--gray);
    margin-bottom: 20px;
    line-height: 1.7;
}

.newsletter-form {
    display: flex;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 16px;
    border: none;
    border-radius: var(--radius-md);
    background: var(--dark-gray);
    color: var(--white);
}

.newsletter-form input::placeholder {
    color: var(--gray);
}

.newsletter-form button {
    padding: 12px 20px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.newsletter-form button:hover {
    background: var(--primary-light);
}

.footer-bottom {
    border-top: 1px solid var(--dark-gray);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: var(--gray);
    font-size: 0.9rem;
}

.footer-bottom i {
    color: var(--secondary-color);
}

/* ==================== FLOATING ELEMENTS ==================== */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: var(--transition-normal);
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

.scroll-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    box-shadow: var(--shadow-md);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

/* ==================== ANIMATIONS ==================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-up {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== RESPONSIVE DESIGN ==================== */

/* Tablet & Below (1024px) */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.8rem;
    }
    
    .about-content,
    .charity-content,
    .donate-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-text,
    .charity-text {
        padding-right: 0;
    }
    
    .impact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .members-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile (768px) */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background: var(--white);
        box-shadow: var(--shadow-xl);
        padding: 100px 30px 30px;
        transition: var(--transition-normal);
        z-index: 1001;
    }
    
    .nav-menu.show-menu {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }
    
    .nav-link {
        display: block;
        padding: 15px 0;
        width: 100%;
        border-bottom: 1px solid var(--light-gray);
    }
    
    .nav-link::after {
        display: none;
    }
    
    .nav-donate {
        margin-top: 15px;
        text-align: center;
    }
    
    .nav-toggle {
        display: block;
        position: fixed;
        top: 20px;
        right: 20px;
        z-index: 1002;
        background: var(--white);
        border-radius: var(--radius-sm);
        box-shadow: var(--shadow-sm);
        width: 48px;
        height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .nav-toggle:hover {
        background: var(--off-white);
        box-shadow: var(--shadow-md);
    }
    
    .logo-text {
        font-size: 0.9rem;
    }
    
    .hero {
        min-height: 500px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-cards {
        order: -1;
    }
    
    .charity-programs {
        grid-template-columns: 1fr;
    }
    
    .gallery-thumbnails {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .members-grid {
        grid-template-columns: 1fr;
    }
    
    .donation-methods {
        gap: 15px;
    }
    
    .donation-card {
        padding: 18px;
    }
    
    .donate-image img {
        height: 250px;
    }
    
    .contact-form-container {
        padding: 25px;
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .floating-whatsapp {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        bottom: 20px;
        right: 20px;
    }
    
    .scroll-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        left: 20px;
    }
}

/* Small Mobile (480px) */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.6rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .impact-number {
        font-size: 2rem;
    }
    
    .impact-label {
        font-size: 0.8rem;
    }
    
    .about-values {
        grid-template-columns: 1fr;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 0.95rem;
    }
    
    .btn-large {
        padding: 14px 28px;
        font-size: 1rem;
    }
}

/* ==================== ACCESSIBILITY ==================== */
@media (prefers-reduced-motion: reduce) {

/* ==================== ENHANCED MOBILE OPTIMIZATIONS ==================== */

/* Tablet (769px - 1024px) */
@media (max-width: 1024px) {
    .container {
        max-width: 95%;
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .members-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .member-image {
        height: 240px;
    }
    
    .charity-content {
        gap: 30px;
    }
    
    .donate-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr 1fr;
    }
}

/* Mobile Landscape (481px - 768px) */
@media (max-width: 768px) {
    /* Typography - Better readability */
    html {
        font-size: 15px;
    }
    
    .hero-title {
        font-size: 1.8rem;
        line-height: 1.3;
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: 25px;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 15px;
    }
    
    .section-subtitle {
        font-size: 0.8rem;
        letter-spacing: 1.5px;
    }
    
    /* Container & Spacing */
    .container {
        max-width: 100%;
        padding: 0 15px;
    }
    
    .section {
        padding: 50px 0;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    
    /* Buttons - Touch-friendly */
    .btn {
        padding: 14px 28px;
        font-size: 1rem;
        min-height: 48px; /* Touch target size */
    }
    
    .btn-large {
        padding: 16px 32px;
        font-size: 1.05rem;
        width: 100%;
        max-width: 300px;
    }
    
    .hero-buttons {
        gap: 15px;
    }
    
    /* Images - Optimized */
    .hero {
        min-height: 400px;
        background-position: center !important;
    }
    
    .donate-image img {
        height: 200px;
        width: 100%;
        object-fit: cover;
    }
    
    .gallery-img-main {
        height: 250px;
    }
    
    .gallery-thumbnails {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }
    
    .gallery-thumb {
        height: 60px;
    }
    
    /* Members Grid */
    .members-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .member-image {
        height: 250px;
    }
    
    .member-info {
        padding: 20px;
    }
    
    .member-info h3 {
        font-size: 1.15rem;
    }
    
    .member-info p {
        font-size: 0.9rem;
    }
    
    /* Donation Cards */
    .donation-methods {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .donation-card {
        padding: 20px;
    }
    
    .donation-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    /* Contact Form */
    .contact-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .contact-form-container {
        padding: 20px;
    }
    
    .form-group {
        margin-bottom: 20px;
    }
    
    .form-control {
        padding: 14px 16px;
        font-size: 16px; /* Prevents zoom on iOS */
        min-height: 48px;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    /* Floating Buttons */
    .floating-whatsapp {
        width: 55px;
        height: 55px;
        font-size: 1.8rem;
        bottom: 80px;
        right: 20px;
    }
    
    .scroll-top {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        bottom: 20px;
        left: 20px;
    }
}

/* Small Mobile (320px - 480px) */
@media (max-width: 480px) {
    /* Typography - Compact */
    html {
        font-size: 14px;
    }
    
    .hero {
        min-height: 350px;
    }
    
    .hero-title {
        font-size: 1.5rem;
        margin-bottom: 15px;
    }
    
    .hero-description {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .section-subtitle {
        font-size: 0.75rem;
    }
    
    /* Spacing - Tighter */
    .section {
        padding: 40px 0;
    }
    
    .section-header {
        margin-bottom: 30px;
    }
    
    .container {
        padding: 0 12px;
    }
    
    /* Buttons - Full width on small screens */
    .btn {
        padding: 13px 24px;
        font-size: 0.95rem;
        width: 100%;
        max-width: 280px;
    }
    
    .btn-large {
        padding: 15px 28px;
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
        align-items: center;
    }
    
    /* Images */
    .gallery-img-main {
        height: 200px;
    }
    
    .gallery-thumbnails {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .member-image {
        height: 220px;
    }
    
    /* Impact Stats */
    .impact-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .impact-item {
        padding: 20px 15px;
    }
    
    .impact-number {
        font-size: 2rem;
    }
    
    .impact-label {
        font-size: 0.85rem;
    }
    
    /* About Cards */
    .about-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .about-card {
        padding: 25px 20px;
    }
    
    .about-values {
        grid-template-columns: 1fr;
    }
    
    /* Charity Programs */
    .charity-programs {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .program-card {
        padding: 25px 20px;
    }
    
    .program-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    /* Donation */
    .donation-detail {
        font-size: 0.9rem;
    }
    
    .paypal-email {
        word-break: break-all;
        font-size: 0.85rem;
    }
    
    /* CTA Section */
    .cta-content h2 {
        font-size: 1.4rem;
        line-height: 1.3;
    }
    
    .cta-content p {
        font-size: 0.95rem;
    }
    
    /* Footer */
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    /* Navigation */
    .nav-menu {
        width: 85%;
        max-width: 300px;
    }
    
    .logo-text {
        font-size: 0.75rem;
    }
    
    .logo {
        width: 35px;
        height: 35px;
    }
}

/* Extra Small Mobile (320px) */
@media (max-width: 360px) {
    html {
        font-size: 13px;
    }
    
    .hero-title {
        font-size: 1.3rem;
    }
    
    .section-title {
        font-size: 1.3rem;
    }
    
    .impact-number {
        font-size: 1.8rem;
    }
    
    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
    
    .member-image {
        height: 200px;
    }
    
    .gallery-img-main {
        height: 180px;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    /* Larger touch targets */
    .btn {
        min-height: 48px;
        min-width: 48px;
    }
    
    .nav-link {
        min-height: 48px;
        padding: 16px 0;
    }
    
    .member-social a {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    /* Remove hover effects on touch devices */
    .member-card:hover {
        transform: none;
    }
    
    .member-card:hover .member-image img {
        transform: none;
    }
    
    .btn:hover {
        transform: none;
    }
}

/* High DPI / Retina Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Dark Mode Support (Optional) */
@media (prefers-color-scheme: dark) {
    /* Can be enabled if needed */
    /*
    :root {
        --off-white: #1a1a1a;
        --white: #2d2d2d;
        --light-gray: #404040;
        --gray: #a0a0a0;
        --dark-gray: #e0e0e0;
    }
    */
}

/* Print Styles */
@media print {
    .header,
    .nav-toggle,
    .floating-whatsapp,
    .scroll-top,
    .btn,
    .contact-form {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    .section {
        padding: 20px 0;
    }
    
    a {
        text-decoration: underline;
    }
    
    a[href]::after {
        content: " (" attr(href) ")";
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    background: var(--primary-color);
    color: var(--white);
    padding: 10px 20px;
    z-index: 9999;
}

.skip-link:focus {
    top: 0;
}