/* ========================================
   WhatsConnect - Modern Landing Page
   Colors: WhatsApp Green + Dark Theme
======================================== */

:root {
    --primary: #25D366;
    --primary-dark: #128C7E;
    --primary-light: #34eb7a;
    --secondary: #075E54;
    --dark: #0a0a0a;
    --dark-light: #111111;
    --dark-lighter: #1a1a1a;
    --dark-card: #141414;
    --gray: #666666;
    --gray-light: #888888;
    --white: #ffffff;
    --error: #ff4757;
    --success: #2ed573;
    --warning: #ffa502;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    --shadow-sm: 0 4px 15px rgba(0, 0, 0, 0.2);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

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

/* ========================================
   Buttons
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient);
    color: var(--dark);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4);
}

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

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

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

.btn-ghost:hover {
    color: var(--primary);
}

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

.btn-light:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6); }
}

/* ========================================
   Navbar
======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 15px 0;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--white);
}

.logo-icon {
    font-size: 32px;
    color: var(--primary);
}

.brand-text {
    font-size: 22px;
    font-weight: 700;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    color: var(--gray-light);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

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

.navbar-toggle {
    display: none;
    font-size: 24px;
    color: var(--white);
    cursor: pointer;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--dark);
    padding: 20px;
    flex-direction: column;
    gap: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 999;
}

.mobile-menu.active {
    display: flex;
}

.mobile-link {
    color: var(--white);
    text-decoration: none;
    font-size: 16px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
    .navbar-menu {
        display: none;
    }
    .navbar-toggle {
        display: block;
    }
}

/* ========================================
   Hero Section
======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(37, 211, 102, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(18, 140, 126, 0.1) 0%, transparent 40%),
        radial-gradient(ellipse at 50% 80%, rgba(7, 94, 84, 0.1) 0%, transparent 40%);
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(37, 211, 102, 0.1);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 20px;
    border: 1px solid rgba(37, 211, 102, 0.2);
}

.hero-title {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

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

.hero-subtitle {
    font-size: 18px;
    color: var(--gray-light);
    margin-bottom: 30px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

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

.stat-number {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 13px;
    color: var(--gray);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: var(--dark-light);
    border-radius: 40px;
    padding: 10px;
    box-shadow: var(--shadow);
    border: 3px solid #333;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--dark-lighter);
    border-radius: 32px;
    overflow: hidden;
}

.chat-preview {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.chat-header-preview {
    background: var(--secondary);
    padding: 20px 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.chat-header-preview i {
    font-size: 24px;
}

.chat-messages-preview {
    flex: 1;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.msg {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 14px;
}

.msg-received {
    background: var(--dark-card);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.msg-sent {
    background: var(--primary-dark);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 2;
}

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

@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-title {
        font-size: 36px;
    }
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    .hero-buttons {
        justify-content: center;
    }
    .hero-stats {
        justify-content: center;
    }
    .hero-image {
        display: none;
    }
}

/* ========================================
   Section Styles
======================================== */
section {
    padding: 100px 0;
}

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

.section-badge {
    display: inline-block;
    background: rgba(37, 211, 102, 0.1);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.section-title {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 15px;
}

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

/* ========================================
   Features Section
======================================== */
.features {
    background: var(--dark);
}

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

.feature-card {
    background: var(--dark-card);
    border-radius: var(--radius-lg);
    padding: 35px;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(37, 211, 102, 0.3);
    box-shadow: 0 10px 40px rgba(37, 211, 102, 0.1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(37, 211, 102, 0.1);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon i {
    font-size: 24px;
    color: var(--primary);
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
}

.feature-card p {
    color: var(--gray-light);
    font-size: 14px;
}

@media (max-width: 968px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   How it Works Section
======================================== */
.how-it-works {
    background: var(--dark-light);
}

.steps-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.step-card {
    background: var(--dark-card);
    border-radius: var(--radius-lg);
    padding: 35px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 280px;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
}

.step-icon {
    width: 80px;
    height: 80px;
    background: rgba(37, 211, 102, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    margin-top: 15px;
}

.step-icon i {
    font-size: 32px;
    color: var(--primary);
}

.step-content h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
}

.step-content p {
    color: var(--gray-light);
    font-size: 14px;
}

.step-connector {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
}

.cta-center {
    text-align: center;
}

.cta-note {
    margin-top: 15px;
    color: var(--gray);
    font-size: 13px;
}

@media (max-width: 968px) {
    .step-connector {
        display: none;
    }
}

/* ========================================
   Pricing Section
======================================== */
.pricing {
    background: var(--dark);
}

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

.pricing-card {
    background: var(--dark-card);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    transition: var(--transition);
}

.pricing-card:hover {
    transform: translateY(-5px);
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 10px 40px rgba(37, 211, 102, 0.2);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: var(--dark);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 30px;
}

.pricing-header h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
}

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

.currency {
    font-size: 20px;
    color: var(--gray-light);
}

.amount {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
}

.period {
    font-size: 14px;
    color: var(--gray);
}

.pricing-features {
    list-style: none;
    margin-bottom: 30px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 14px;
}

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

.pricing-features i {
    color: var(--primary);
    font-size: 12px;
}

@media (max-width: 968px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
}

/* ========================================
   CTA Section
======================================== */
.cta-section {
    background: var(--gradient);
    padding: 80px 0;
}

.cta-content {
    text-align: center;
}

.cta-content h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 15px;
}

.cta-content p {
    color: rgba(0, 0, 0, 0.7);
    font-size: 18px;
    margin-bottom: 30px;
}

/* ========================================
   Footer
======================================== */
.footer {
    background: var(--dark-light);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: var(--gray);
    margin: 15px 0;
    font-size: 14px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--dark-card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-light);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: var(--dark);
}

.footer-links h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    color: var(--gray);
    text-decoration: none;
    font-size: 14px;
    padding: 6px 0;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
    color: var(--gray);
    font-size: 13px;
}

.footer-legal {
    display: flex;
    gap: 20px;
}

.footer-legal a {
    color: var(--gray);
    text-decoration: none;
    font-size: 13px;
    transition: var(--transition);
}

.footer-legal a:hover {
    color: var(--primary);
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   Modal Styles
======================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
    overflow-y: auto;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--dark-card);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 480px;
    padding: 40px;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: modalIn 0.3s ease;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-sm {
    max-width: 400px;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    color: var(--gray-light);
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.modal-header {
    text-align: center;
    margin-bottom: 30px;
}

.modal-header.success {
    margin-bottom: 20px;
}

.modal-icon {
    width: 70px;
    height: 70px;
    background: rgba(37, 211, 102, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.modal-icon i {
    font-size: 32px;
    color: var(--primary);
}

.modal-icon.success {
    background: rgba(46, 213, 115, 0.1);
}

.modal-icon.success i {
    color: var(--success);
}

.modal-header h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.modal-header p {
    color: var(--gray-light);
    font-size: 14px;
}

/* Form Styles */
.modal-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-light);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper i {
    position: absolute;
    left: 15px;
    color: var(--gray);
    font-size: 16px;
}

.input-wrapper input {
    width: 100%;
    background: var(--dark-lighter);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    padding: 14px 15px 14px 45px;
    color: var(--white);
    font-size: 14px;
    transition: var(--transition);
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.1);
}

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

.toggle-password {
    position: absolute;
    right: 15px;
    background: none;
    border: none;
    color: var(--gray);
    cursor: pointer;
    padding: 5px;
}

.toggle-password:hover {
    color: var(--primary);
}

.password-requirements {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 5px;
}

.req {
    font-size: 11px;
    color: var(--gray);
    display: flex;
    align-items: center;
    gap: 6px;
}

.req i {
    font-size: 6px;
}

.req.valid {
    color: var(--success);
}

.req.valid i {
    color: var(--success);
}

.error-message {
    color: var(--error);
    font-size: 12px;
}

.checkbox-group {
    flex-direction: row !important;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--gray-light);
    cursor: pointer;
}

.checkbox-label input {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--gray);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.checkbox-label input:checked + .checkmark {
    background: var(--primary);
    border-color: var(--primary);
}

.checkbox-label input:checked + .checkmark::after {
    content: '✓';
    color: var(--dark);
    font-size: 12px;
    font-weight: bold;
}

.checkbox-label a {
    color: var(--primary);
    text-decoration: none;
}

.flex-between {
    flex-direction: row !important;
    justify-content: space-between;
    align-items: center;
}

.forgot-link {
    color: var(--primary);
    text-decoration: none;
    font-size: 13px;
}

.modal-footer {
    text-align: center;
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-footer p {
    color: var(--gray);
    font-size: 13px;
}

.modal-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

/* Success Details */
.success-details {
    background: var(--dark-lighter);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
}

.success-details .detail-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 14px;
}

.success-details .detail-item:last-child {
    border-bottom: none;
}

.success-details .detail-label {
    color: var(--gray);
}

.success-details .detail-value {
    color: var(--white);
    font-weight: 500;
}

/* ========================================
   Loading Overlay
======================================== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 3000;
}

.loading-overlay.active {
    display: flex;
}

.loading-content {
    text-align: center;
}

.loading-spinner {
    width: 80px;
    height: 80px;
    background: rgba(37, 211, 102, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    animation: spin 2s linear infinite;
}

.loading-spinner i {
    font-size: 40px;
    color: var(--primary);
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.loading-content h3 {
    font-size: 22px;
    margin-bottom: 10px;
}

.loading-content p {
    color: var(--gray-light);
    font-size: 14px;
    margin-bottom: 30px;
}

.loading-steps {
    display: flex;
    flex-direction: column;
    gap: 12px;
    text-align: left;
    max-width: 250px;
    margin: 0 auto;
}

.loading-step {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--gray);
    font-size: 14px;
}

.loading-step i {
    font-size: 10px;
    color: var(--gray);
}

.loading-step.active {
    color: var(--primary);
}

.loading-step.active i {
    color: var(--primary);
    animation: blink 1s infinite;
}

.loading-step.completed {
    color: var(--success);
}

.loading-step.completed i {
    color: var(--success);
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* ========================================
   Responsive Adjustments
======================================== */
@media (max-width: 480px) {
    .modal {
        padding: 25px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .password-requirements {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   WhatsApp Float Widget
======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 32px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition);
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float:active {
    transform: scale(0.95);
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
        font-size: 28px;
    }
}