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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Open Sans', sans-serif;
    line-height: 1.6;
    color: #1e293b;
    background-color: #ffffff;
}

/* CSS Variables */
:root {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --secondary: #64748b;
    --accent: #10b981;
    --accent-dark: #059669;
    --dark: #1e293b;
    --light: #f8fafc;
    --white: #ffffff;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --border: #e2e8f0;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --radius: 0.5rem;
}

/* Utility Classes */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

.text-primary {
    color: var(--primary);
}

.text-secondary {
    color: var(--secondary);
}

.text-accent {
    color: var(--accent);
}

.text-dark {
    color: var(--dark);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    justify-content: center;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    box-shadow: var(--shadow-xl);
    transform: translateY(-1px);
}

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

.btn-outline:hover {
    background-color: var(--gray-100);
}

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

.btn-accent:hover {
    background-color: var(--accent-dark);
}

.btn-full {
    width: 100%;
}

/* Header Styles */
.header {
    background-color: var(--white);
    border-bottom: 1px solid var(--border);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 4rem;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.nav-desktop {
    display: flex;
    gap: 2rem;
}

.nav-desktop button {
    background: none;
    border: none;
    color: var(--secondary);
    font-size: 1rem;
    cursor: pointer;
    transition: color 0.2s ease;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu {
    display: none;
    border-top: 1px solid var(--border);
    padding: 1rem 0;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mobile-menu-content button {
    background: none;
    border: none;
    color: var(--secondary);
    font-size: 1rem;
    cursor: pointer;
    text-align: left;
    padding: 0.5rem 0;
    transition: color 0.2s ease;
}

.mobile-menu-content button:hover {
    color: var(--primary);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--light) 0%, var(--white) 50%, #dbeafe 100%);
    padding: 8rem 0 5rem;
    margin-top: 4rem;
}

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

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--secondary);
    margin-bottom: 1rem;
    font-weight: 500;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--white) 0%, var(--light) 100%);
}

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

.about-text .section-title {
    text-align: left;
    margin-bottom: 1.5rem;
}

.about-description {
    font-size: 1.125rem;
    color: var(--secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.trust-indicators {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.trust-item {
    text-align: center;
    padding: 1.5rem;
    background-color: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

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

.trust-label {
    font-size: 0.875rem;
    color: var(--secondary);
    font-weight: 500;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background-color: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon i {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--white);
}

.feature-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.feature-content p {
    color: var(--secondary);
    font-size: 0.875rem;
    margin: 0;
}

/* Services Section */
.services {
    padding: 5rem 0;
    background-color: var(--white);
}

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

.service-card {
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: box-shadow 0.3s ease;
}

.service-card:hover {
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 4rem;
    height: 4rem;
    background-color: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    width: 2rem;
    height: 2rem;
    color: var(--primary);
}

.service-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 1rem;
}

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

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.service-features i {
    width: 1rem;
    height: 1rem;
    color: var(--accent);
}

/* Pricing Section */
.pricing {
    padding: 5rem 0;
    background-color: var(--light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.pricing-card {
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    position: relative;
    transition: box-shadow 0.3s ease;
}

.pricing-card:hover {
    box-shadow: var(--shadow-lg);
}

.pricing-card.popular {
    border: 2px solid var(--primary);
}

.popular-badge {
    position: absolute;
    top: -0.75rem;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary);
    color: var(--white);
    padding: 0.25rem 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 1rem;
}

.pricing-card-content {
    padding: 1.5rem;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.plan-name {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.plan-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

.plan-description {
    color: var(--secondary);
    font-size: 0.875rem;
}

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

.plan-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    color: var(--secondary);
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
}

.plan-features i {
    width: 1rem;
    height: 1rem;
    color: var(--accent);
    margin-top: 0.125rem;
    flex-shrink: 0;
}

.plan-btn {
    width: 100%;
    font-weight: 500;
}

/* Contact Section */
.contact {
    padding: 5rem 0;
    background-color: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    width: 3rem;
    height: 3rem;
    background-color: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.contact-icon i {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--primary);
}

.contact-icon svg {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--primary);
}

.contact-icon.gmail {
    background-color: rgba(234, 67, 53, 0.1);
}

.contact-icon.gmail svg {
    color: #ea4335;
}

.contact-icon.phone {
    background-color: rgba(52, 168, 83, 0.1);
}

.contact-icon.phone svg {
    color: #34a853;
}

.contact-icon.whatsapp {
    background-color: rgba(37, 211, 102, 0.1);
}

.contact-icon.whatsapp svg {
    color: #25d366;
}

.contact-item:hover .contact-icon {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

.contact-details small {
    color: var(--gray-400);
    font-size: 0.75rem;
    margin-top: 0.25rem;
    display: block;
}

.contact-details h3 {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.25rem;
}

.contact-details p {
    color: var(--secondary);
}

.contact-form-container {
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.form-group label {
    font-weight: 500;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

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

.form-group textarea {
    resize: vertical;
    font-family: inherit;
}

.error-message {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: none;
}

.error-message.show {
    display: block;
}

/* Footer */
.footer {
    background-color: var(--dark);
    color: var(--white);
    padding: 3rem 0;
}

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

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-tagline {
    color: var(--gray-300);
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.footer-links h4,
.footer-contact h4 {
    font-weight: 600;
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
}

.footer-links li,
.footer-contact li {
    margin-bottom: 0.5rem;
}

.footer-links button {
    background: none;
    border: none;
    color: var(--gray-300);
    cursor: pointer;
    transition: color 0.2s ease;
}

.footer-links button:hover {
    color: var(--white);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-300);
}

.footer-contact i {
    width: 1rem;
    height: 1rem;
}

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

.social-links a {
    color: var(--gray-300);
    transition: color 0.2s ease;
}

.social-links a:hover {
    color: var(--white);
}

.social-links i {
    width: 1.25rem;
    height: 1.25rem;
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: var(--gray-400);
}

/* Toast Notification */
.toast {
    position: fixed;
    top: 2rem;
    right: 2rem;
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-xl);
    padding: 1rem 1.5rem;
    min-width: 300px;
    z-index: 1001;
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast.success {
    border-left: 4px solid var(--accent);
}

.toast.error {
    border-left: 4px solid #ef4444;
}

.toast-content {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.toast-icon {
    width: 1.25rem;
    height: 1.25rem;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.toast.error .toast-icon {
    color: #ef4444;
}

.toast-message {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.25rem;
}

.toast-description {
    color: var(--secondary);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .nav-desktop {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .mobile-menu.show {
        display: block;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-text .section-title {
        text-align: center;
    }
    
    .trust-indicators {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        max-width: none;
    }
    
    .toast {
        right: 1rem;
        left: 1rem;
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 6rem 0 4rem;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .trust-indicators {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .trust-item {
        padding: 1rem;
    }
    
    .trust-number {
        font-size: 1.5rem;
    }
    
    .feature-item {
        padding: 1rem;
    }
    
    .service-card,
    .pricing-card-content,
    .contact-form-container {
        padding: 1.5rem;
    }
    
    .pricing-grid {
        gap: 1rem;
    }
}

/* Loading States */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn:disabled:hover {
    transform: none;
}

/* Smooth Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.service-card,
.pricing-card {
    animation: fadeIn 0.5s ease-out;
}

/* Focus Styles for Accessibility */
.btn:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --border: #000000;
        --shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    }
}

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