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

:root {
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    --primary-900: #1e3a8a;
    
    --secondary-100: #fef3c7;
    --secondary-500: #f59e0b;
    --secondary-600: #d97706;
    
    --accent-100: #d1fae5;
    --accent-500: #10b981;
    --accent-600: #059669;
    
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    --white: #ffffff;
    --black: #000000;
    
    /* Typography */
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
    --font-family-arabic: 'Noto Sans Arabic', 'Inter', system-ui, sans-serif;
    
    /* Spacing */
    --container-max-width: 1200px;
    --section-padding: 80px 0;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    
    /* Transitions */
    --transition: all 0.3s ease;
}

/* Dark Theme Variables */
.dark {
    --gray-50: #111827;
    --gray-100: #1f2937;
    --gray-200: #374151;
    --gray-300: #4b5563;
    --gray-400: #6b7280;
    --gray-500: #9ca3af;
    --gray-600: #d1d5db;
    --gray-700: #e5e7eb;
    --gray-800: #f3f4f6;
    --gray-900: #f9fafb;
    
    --white: #111827;
    --black: #ffffff;
}

/* RTL Support */
html[dir="rtl"] {
    font-family: var(--font-family-arabic);
}

html[dir="rtl"] .rtl-flip {
    transform: scaleX(1);
}

.rtl-flip {
    transform: scaleX(-1);
}

/* Base Typography */
html {
    font-size: 16px;
    line-height: 1.6;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--gray-900);
    background-color: var(--gray-50);
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    min-width: 140px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    color: var(--white);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-600);
    border: 2px solid var(--primary-600);
}

.btn-secondary:hover {
    background: var(--primary-600);
    color: var(--white);
}

.btn-outline {
    background: var(--white);
    color: var(--primary-600);
    border: 2px solid var(--primary-600);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn-outline:hover {
    background: var(--primary-600);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

/* Navigation */
.navbar {
    background: var(--white);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    font-weight: 700;
    font-size: 18px;
}

.logo-icon-img {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-sm);
}

.footer-logo-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-700);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-600);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-600);
    transition: width 0.3s ease;
}

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

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
    padding: 8px;
    cursor: pointer;
    transition: var(--transition);
    margin-right: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.theme-toggle:hover {
    border-color: var(--primary-500);
    background-color: var(--gray-100);
}

.theme-icon {
    width: 20px;
    height: 20px;
    color: var(--gray-700);
    transition: var(--transition);
}

.theme-toggle:hover .theme-icon {
    color: var(--primary-500);
}

.mobile-theme {
    margin-right: 12px;
    margin-left: 0;
    width: 36px;
    height: 36px;
}

.mobile-theme .theme-icon {
    width: 18px;
    height: 18px;
}

/* Language Toggle */
.language-toggle {
    display: flex;
    background: var(--gray-100);
    border-radius: var(--border-radius-sm);
    padding: 4px;
    gap: 2px;
}

.lang-btn {
    padding: 8px 16px;
    background: transparent;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    color: var(--gray-600);
}

.lang-btn.active {
    background: var(--white);
    color: var(--primary-600);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Mobile Navigation */
.mobile-nav {
    display: none;
    align-items: center;
    gap: 16px;
}

.mobile-lang .lang-btn {
    padding: 6px 12px;
    font-size: 12px;
}

.mobile-menu-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 4px;
    display: flex;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    transition: var(--transition);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.mobile-menu {
    display: none;
    background: var(--white);
    border-top: 1px solid var(--gray-200);
    padding: 20px 0;
}

.mobile-menu.show {
    display: block;
}

.mobile-menu a {
    display: block;
    padding: 12px 20px;
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition);
}

.mobile-menu a:hover {
    background: var(--gray-50);
    color: var(--primary-600);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-700) 100%);
    color: var(--white);
    padding: 120px 0 80px;
    margin-top: 72px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 60px;
}

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

.hero-image {
    width: 100%;
    max-width: 500px;
    height: auto;
    filter: drop-shadow(0 10px 25px rgba(0, 0, 0, 0.1));
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.hero-subtitle {
    color: var(--primary-100);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
}

.hero-description {
    font-size: 18px;
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 600px;
    color: var(--primary-100);
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    margin-top: 60px;
}

.stat-card {
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    padding: 32px 24px;
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 8px;
}

.stat-label {
    color: var(--primary-100);
    font-weight: 500;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 16px;
}

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

/* Features Section */
.features {
    padding: var(--section-padding);
    background: var(--white);
}

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

.feature-card {
    text-align: center;
    padding: 40px 24px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    border: 1px solid var(--gray-100);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 24px;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.feature-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* Calculator Section */
.calculator-section {
    padding: var(--section-padding);
    background: var(--gray-50);
}

.calculator {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    margin: 0 auto;
}

.calculator-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-bottom: 40px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.input-group label {
    font-weight: 600;
    color: var(--gray-900);
    font-size: 16px;
}

.input-group input[type="range"] {
    width: 100%;
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    outline: none;
    -webkit-appearance: none;
}

.input-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: var(--primary-500);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(59, 130, 246, 0.3);
}

.input-group input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--primary-500);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 6px rgba(59, 130, 246, 0.3);
}

.input-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-600);
    text-align: center;
    padding: 8px;
    background: var(--primary-50);
    border-radius: var(--border-radius-sm);
}

.calculator-results {
    border-top: 1px solid var(--gray-200);
    padding-top: 32px;
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid var(--gray-100);
}

.result-item.highlight {
    background: var(--primary-50);
    padding: 20px;
    border-radius: var(--border-radius-sm);
    border: none;
    margin-top: 16px;
}

.result-value {
    font-weight: 700;
    font-size: 18px;
    color: var(--primary-600);
}

.result-item.highlight .result-value {
    font-size: 24px;
    color: var(--primary-700);
}

/* How It Works */
.how-it-works {
    padding: var(--section-padding);
    background: var(--white);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 48px;
    max-width: 1000px;
    margin: 0 auto;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    margin: 0 auto 24px;
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

.step-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.step-content p {
    color: var(--gray-600);
    line-height: 1.6;
    max-width: 280px;
    margin: 0 auto;
}

/* Plans Section */
.plans {
    padding: var(--section-padding);
    background: var(--gray-50);
}

.plans-grid {
    display: flex;
    flex-direction: column;
    gap: 32px;
    max-width: 1400px;
    margin: 0 auto;
}

.plans-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.plan-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 40px 32px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
}

.plan-card.featured {
    border-color: var(--primary-500);
    transform: scale(1.05);
}

.plan-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.plan-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.plan-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-500);
    color: var(--white);
    padding: 8px 24px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.plan-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.plan-return {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-600);
    margin-bottom: 8px;
}

.plan-label {
    color: var(--gray-600);
    margin-bottom: 32px;
}

.plan-features {
    margin-bottom: 32px;
}

.plan-feature {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-100);
}

.plan-feature:last-child {
    border-bottom: none;
}

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

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background: var(--gray-50);
    border-radius: var(--border-radius);
    padding: 32px;
    border-left: 4px solid var(--primary-500);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.testimonial-content {
    margin-bottom: 24px;
}

.testimonial-content p {
    font-style: italic;
    color: var(--gray-700);
    line-height: 1.7;
    font-size: 16px;
}

.author-name {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.author-title {
    color: var(--gray-600);
    font-size: 14px;
}

/* Contact Section */
.contact {
    padding: var(--section-padding);
    background: var(--gray-50);
}

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

.contact-info h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.contact-info p {
    font-size: 18px;
    color: var(--gray-600);
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.contact-label {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.contact-value {
    color: var(--gray-600);
}

/* Contact Form */
.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-sm);
    font-size: 16px;
    transition: var(--transition);
    font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.contact-form input {
    margin-bottom: 16px;
}

.contact-form textarea {
    margin-bottom: 24px;
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--white);
}

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

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section a {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--white);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-section p {
    color: var(--gray-400);
    line-height: 1.6;
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 20px;
    text-align: center;
}

.footer-warning {
    color: var(--gray-500);
    font-size: 14px;
    margin-top: 8px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .desktop-nav {
        display: none;
    }
    
    .mobile-nav {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-illustration {
        order: -1;
    }
    
    .hero-image {
        max-width: 400px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        width: 100%;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .stat-card {
        padding: 24px 16px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .calculator {
        padding: 24px;
    }
    
    .calculator-inputs {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .steps {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .plans-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .plan-card.featured {
        transform: none;
    }
    
    .plan-card.featured:hover {
        transform: translateY(-8px);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
    }
    
    /* Mobile-specific adjustments */
    .container {
        padding: 0 16px;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-image {
        max-width: 320px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .contact-form {
        padding: 24px;
    }
    
    .calculator-inputs {
        gap: 16px;
    }
}

/* Additional Styling */
.hidden {
    display: none !important;
}

/* Plan premium styling */
.plan-card.premium {
    border: 2px solid var(--primary-500);
    transform: scale(1.02);
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--white) 100%);
}

/* Security Warning */
.security-warning {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-top: 24px;
    padding: 16px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 8px;
    border-left: 4px solid #ef4444;
}

.warning-icon {
    font-size: 20px;
    flex-shrink: 0;
    margin-top: 2px;
}

.warning-content strong {
    color: #dc2626;
    display: block;
    margin-bottom: 4px;
}

.warning-content p {
    color: #7f1d1d;
    margin: 0;
    font-size: 14px;
    line-height: 1.5;
}

.dark .security-warning {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.3);
}

.dark .warning-content strong {
    color: #fca5a5;
}

.dark .warning-content p {
    color: #fed7d7;
}

/* Phone number RTL fix */
.contact-value[data-i18n="contact.phoneNumber"] {
    direction: ltr;
    text-align: left;
}

[dir="rtl"] .contact-value[data-i18n="contact.phoneNumber"] {
    direction: ltr;
    text-align: right;
}

/* Human Verification Styles */
.human-check {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin: 24px 0;
    padding: 20px;
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: 8px;
}

.dark .human-check {
    background: var(--gray-800);
    border-color: var(--gray-600);
}

.human-check-label {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    font-weight: 500;
    color: var(--gray-700);
}

.dark .human-check-label {
    color: var(--gray-300);
}

.human-check-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary-500);
    border-radius: 4px;
    position: relative;
    background: var(--white);
    transition: var(--transition);
}

.dark .checkmark {
    background: var(--gray-700);
}

.human-check-label input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-500);
}

.human-check-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.math-captcha {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    color: var(--gray-700);
}

.dark .math-captcha {
    color: var(--gray-300);
}

.math-captcha #mathQuestion {
    background: var(--primary-100);
    color: var(--primary-700);
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: 600;
}

.dark .math-captcha #mathQuestion {
    background: var(--primary-800);
    color: var(--primary-200);
}

.math-captcha input {
    width: 60px;
    padding: 8px;
    border: 2px solid var(--gray-300);
    border-radius: 4px;
    text-align: center;
    font-weight: 600;
}

.dark .math-captcha input {
    background: var(--gray-700);
    border-color: var(--gray-600);
    color: var(--white);
}

.math-captcha input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
    animation: pulse 2s infinite;
}

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

.whatsapp-icon {
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--gray-900);
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--gray-900);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

.dark .whatsapp-tooltip {
    background: var(--gray-700);
}

.dark .whatsapp-tooltip::after {
    border-left-color: var(--gray-700);
}

@keyframes pulse {
    0% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.7), 0 0 0 8px rgba(37, 211, 102, 0.1);
    }
    100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
}

/* Mobile adjustments for WhatsApp button */
@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        width: 55px;
        height: 55px;
    }
    
    .whatsapp-tooltip {
        right: 65px;
        font-size: 13px;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    animation: slideInLeft 0.6s ease forwards;
}

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    animation: slideInRight 0.6s ease forwards;
}

@keyframes slideInRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Focus States for Accessibility */
*:focus-visible {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .navbar,
    .mobile-nav,
    .mobile-menu,
    .contact-form {
        display: none !important;
    }
    
    .hero {
        margin-top: 0;
    }
    
    * {
        color: black !important;
        background: white !important;
    }
}

/* Currency Toggle */
.currency-toggle {
    background: var(--primary-500);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 8px 12px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-right: 16px;
    min-height: 36px;
    white-space: nowrap;
}

.currency-toggle:hover {
    background: var(--primary-600);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.currency-symbol {
    font-size: 16px;
    font-weight: 700;
}

.currency-label {
    font-size: 12px;
    opacity: 0.9;
}

.mobile-currency {
    margin-right: 8px;
    padding: 6px 10px;
    font-size: 12px;
    min-height: 32px;
}

@media (max-width: 768px) {
    .currency-toggle:not(.mobile-currency) {
        display: none;
    }
}

/* Get Started Section */
.get-started {
    padding: 80px 0;
    background: var(--bg-color);
}

.get-started-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.action-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
}

.action-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.action-card.primary {
    border-color: var(--primary-color);
}

.action-card.secondary {
    border-color: var(--secondary-color);
}

.action-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.action-card h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--text-color);
}

.action-card p {
    color: var(--text-muted);
    margin-bottom: 30px;
    line-height: 1.6;
}

.action-card .btn-large {
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    min-width: 200px;
}

/* Responsive Design for Get Started */
@media (max-width: 768px) {
    .get-started-actions {
        grid-template-columns: 1fr;
        gap: 30px;
        margin-top: 30px;
    }
    
    .action-card {
        padding: 30px 20px;
    }
    
    .action-card h3 {
        font-size: 1.5rem;
    }
    
    .action-icon {
        font-size: 3rem;
    }
}