:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #dbeafe;
    --secondary: #10b981;
    --accent: #f59e0b;
    --light: #f8fafc;
    --dark: #1e293b;
    --text: #475569;
    --text-light: #64748b;
    --border: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --transition: all 0.3s ease;
    --radius: 12px;
    --radius-lg: 16px;
}

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

html {
    scroll-behavior: smooth;
}

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

body.menu-open {
    overflow: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.slide-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.zoom-in {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.zoom-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--dark);
    font-weight: 600;
    line-height: 1.2;
}

p {
    margin-bottom: 1rem;
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    justify-content: center;
}

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

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

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

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

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
}

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

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
}

.logo-img {
    height: 40px;
    width: auto;
    border-radius: 8px;
}

.logo-highlight {
    color: var(--primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

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

.nav-cta {
    background: var(--primary);
    color: white;
    padding: 8px 20px;
    border-radius: var(--radius);
}

.nav-cta:hover {
    background: var(--primary-dark);
    color: white;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
    width: 30px;
    height: 30px;
    justify-content: center;
    align-items: center;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark);
    margin: 3px 0;
    transition: var(--transition);
    transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Hero Section */
.hero {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

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

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    gap: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-light);
    font-size: 0.9rem;
}

.hero-visual {
    position: relative;
}

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

.hero-img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
    transition: transform 0.8s ease;
}

.hero-img:hover {
    transform: scale(1.05);
}

/* Services Section */
.services {
    padding: 80px 0;
    background: var(--light);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-light);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.service-image {
    height: 200px;
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 1.5rem;
}

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

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

.service-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

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

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.service-features i {
    color: var(--secondary);
}

.service-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.service-cta:hover {
    gap: 1rem;
}

/* Mission & Vision Section */
.mission-vision {
    padding: 80px 0;
    background: white;
}

.mission-vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.mission-card, .vision-card {
    background: linear-gradient(135deg, var(--light), white);
    border-radius: var(--radius-lg);
    padding: 3rem 2.5rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.mission-card::before, .vision-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

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

.card-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    color: var(--primary);
    font-size: 2rem;
}

.card-title {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    color: var(--dark);
}

.card-description {
    color: var(--text);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.card-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.7);
    border-radius: var(--radius);
    transition: var(--transition);
}

.feature:hover {
    background: white;
    transform: translateX(5px);
}

.feature i {
    width: 40px;
    height: 40px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.1rem;
}

.feature span {
    font-weight: 500;
    color: var(--dark);
}

/* Values Section */
.values-section {
    text-align: center;
}

.values-title {
    font-size: 2rem;
    margin-bottom: 3rem;
    color: var(--dark);
}

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

.value-item {
    background: var(--light);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition);
    border: 1px solid transparent;
}

.value-item:hover {
    background: white;
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: var(--primary-light);
}

.value-icon {
    width: 70px;
    height: 70px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--primary);
    font-size: 1.5rem;
}

.value-item h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.value-item p {
    color: var(--text-light);
    line-height: 1.6;
}

/* About Us Section */
.about {
    padding: 80px 0;
    background: var(--light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text {
    order: 1;
}

.about-visual {
    order: 2;
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--light);
}

.about-img {
    width: 100%;
    height: 100%;
    max-height: 450px;
    object-fit: cover;
    display: block;
    transition: transform 0.8s ease;
}

.about-image:hover .about-img {
    transform: scale(1.03);
}

.about-story {
    margin: 1.5rem 0 2.5rem 0;
}

.about-story p {
    margin-bottom: 1.25rem;
    color: var(--text);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Impact Stats - Arranged like Core Values */
.impact-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin: 2.5rem 0 0 0;
}

.impact-stat {
    text-align: center;
    padding: 2rem 1.5rem;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid transparent;
}

.impact-stat:hover {
    background: white;
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.impact-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.75rem;
    display: block;
}

.impact-label {
    color: var(--text-light);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
}

.about-cta {
    margin-top: 2rem;
}

/* Approach Section */
.approach {
    padding: 80px 0;
    background: white;
}

.approach-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

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

.approach-img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
    transition: transform 0.8s ease;
}

.approach-img:hover {
    transform: scale(1.05);
}

.approach-features {
    margin: 2rem 0;
}

.approach-feature {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: var(--light);
    border-radius: var(--radius);
    transition: var(--transition);
}

.approach-feature:hover {
    background: white;
    transform: translateX(5px);
    box-shadow: var(--shadow);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-light);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-content h3 {
    margin-bottom: 0.75rem;
    color: var(--dark);
}

.feature-content p {
    color: var(--text-light);
    margin-bottom: 0;
}

.approach-cta {
    margin-top: 2rem;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background: var(--light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    transition: var(--transition);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

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

.testimonial-text {
    font-style: italic;
    margin-bottom: 2rem;
    color: var(--text);
    font-size: 1.1rem;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 60px;
    height: 60px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.author-info h4 {
    margin-bottom: 0.25rem;
    color: var(--dark);
}

.author-info p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin: 0;
}

/* CTA Section */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    text-align: center;
}

.cta-title {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-description {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 3rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.cta-info {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
}

/* Footer */
.footer {
    background: var(--dark);
    color: white;
    padding: 80px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-description {
    color: #94a3b8;
    margin-bottom: 1.5rem;
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary);
    transform: translateY(-2px);
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: var(--transition);
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: #94a3b8;
}

.contact-item i {
    margin-top: 0.25rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #94a3b8;
}

/* ========== MOBILE RESPONSIVE STYLES ========== */
@media (max-width: 768px) {
    /* Container padding */
    .container {
        padding: 0 15px;
    }

    /* Header & Navigation */
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-xl);
        transition: var(--transition);
        z-index: 999;
        height: calc(100vh - 70px);
        overflow-y: auto;
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-link {
        padding: 1rem 0;
        font-size: 1.1rem;
        border-bottom: 1px solid var(--border);
        width: 100%;
        text-align: center;
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
    
    .nav-cta {
        margin-top: 1rem;
        padding: 12px 24px;
        width: auto;
        display: inline-block;
    }

    /* Hero Section */
    .hero {
        padding: 100px 0 40px;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.2;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .hero-img {
        height: 300px;
    }

    /* Services Section */
    .services {
        padding: 60px 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .service-card {
        padding: 1.5rem;
    }

    /* Mission & Vision */
    .mission-vision {
        padding: 60px 0;
    }
    
    .mission-vision-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        margin-bottom: 3rem;
    }
    
    .mission-card, .vision-card {
        padding: 2rem 1.5rem;
    }

    /* Values */
    .values-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    /* About Section */
    .about {
        padding: 60px 0;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-text {
        order: 2;
    }
    
    .about-visual {
        order: 1;
    }
    
    .about-img {
        max-height: 350px;
    }
    
    .impact-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .impact-stat {
        padding: 1.5rem 1rem;
    }
    
    .impact-number {
        font-size: 2rem;
    }

    /* Approach Section */
    .approach {
        padding: 60px 0;
    }
    
    .approach-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .approach-img {
        height: 300px;
    }
    
    .approach-feature {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
        padding: 1.5rem 1rem;
    }

    /* Testimonials */
    .testimonials {
        padding: 60px 0;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .testimonial-card {
        padding: 2rem 1.5rem;
    }

    /* CTA Section */
    .cta {
        padding: 60px 0;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .cta-info {
        flex-direction: column;
        gap: 1rem;
    }

    /* Footer */
    .footer {
        padding: 60px 0 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    /* Section Headers */
    .section-header {
        margin: 0 auto 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-description {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 90px 0 30px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .services,
    .mission-vision,
    .about,
    .approach,
    .testimonials,
    .cta {
        padding: 50px 0;
    }
    
    .container {
        padding: 0 12px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
}

/* Small mobile devices */
@media (max-width: 360px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .service-card,
    .value-item,
    .testimonial-card {
        padding: 1.25rem;
    }
    
    .impact-stat {
        padding: 1.25rem 0.75rem;
    }
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 1000;
}

.whatsapp-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
    position: relative;
}

.whatsapp-link:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
    background: #128C7E;
}

.whatsapp-link i {
    font-size: 28px;
}

.whatsapp-link::after {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border: 2px solid #25D366;
    border-radius: 50%;
    animation: ring 2s infinite;
    opacity: 0;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
}

@keyframes ring {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(1.3);
        opacity: 0;
    }
}

/* Mobile styles for WhatsApp button */
@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
    }
    
    .whatsapp-link {
        width: 55px;
        height: 55px;
    }
    
    .whatsapp-link i {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .whatsapp-float {
        bottom: 15px;
        right: 15px;
    }
    
    .whatsapp-link {
        width: 50px;
        height: 50px;
    }
    
    .whatsapp-link i {
        font-size: 22px;
    }
}