/* styles.css */
:root {
    --primary-color: #5d45e0;
    --primary-light: #7b6ae9;
    --primary-dark: #4930c7;
    --secondary-color: #ff7846;
    --text-color: #333333;
    --text-light: #666666;
    --background-light: #f8f9fa;
    --background-dark: #2d2d3a;
    --white: #ffffff;
    --black: #000000;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    --container-width: 1200px;
}

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

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

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
    overflow-x: hidden;
    font-display: swap;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

a:hover {
    color: var(--primary-dark);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
    margin-bottom: 1.5rem;
    overflow-wrap: break-word;
    word-wrap: break-word;
    hyphens: auto;
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}

h3 {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    position: relative;
    display: inline-block;
    margin-bottom: 1rem;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.section-header p {
    max-width: 800px;
    margin: 0 auto 1rem;
    color: var(--gray-600);
}

/* Header and Navigation */
header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

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

.logo:hover {
    transform: translateY(-2px);
}

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

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

.menu li a {
    color: var(--gray-700);
    font-weight: 600;
    position: relative;
    padding: 0.5rem 0;
    transition: color var(--transition-fast);
}

.menu li a:hover {
    color: var(--primary-color);
}

.menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-medium);
}

.menu li a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 30px;
    position: relative;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 30px;
    height: 3px;
    margin: 6px 0;
    background-color: var(--gray-700);
    transition: all var(--transition-medium);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

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

/* Language Dropdown */
.language-dropdown {
    position: relative;
    margin-left: 1rem;
}

.language-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    font-weight: 600;
    color: var(--gray-700);
    transition: all var(--transition-fast);
}

.language-selector:hover {
    background-color: var(--gray-100);
}

.language-selector img {
    display: inline-block;
    vertical-align: middle;
}

.language-selector svg {
    transition: transform var(--transition-fast);
}

.language-selector[aria-expanded="true"] svg {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    width: 180px;
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    padding: 0.5rem 0;
    margin-top: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-medium);
    z-index: 1001;
    max-height: 300px;
    overflow-y: auto;
}

.dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu li a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    color: var(--gray-700);
    transition: background-color var(--transition-fast);
}

.dropdown-menu li a:hover {
    background-color: var(--gray-100);
    color: var(--primary-color);
}

.dropdown-menu li a img {
    display: inline-block;
}

/* CTA Button */
.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-medium);
    box-shadow: 0 4px 6px rgba(93, 69, 224, 0.2);
    text-align: center;
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 7px 14px rgba(93, 69, 224, 0.25);
    color: var(--white);
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
}

.cta-button.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(93, 69, 224, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(93, 69, 224, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(93, 69, 224, 0);
    }
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #4930c7 0%, #7b6ae9 100%);
    color: var(--white);
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.05" d="M0,192L48,176C96,160,192,128,288,133.3C384,139,480,181,576,186.7C672,192,768,160,864,133.3C960,107,1056,85,1152,85.3C1248,85,1344,107,1392,117.3L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-size: cover;
    background-position: center;
    opacity: 0.7;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    z-index: 2;
}

.hero-content h1 {
    color: var(--white);
    background: none;
    -webkit-background-clip: initial;
    -webkit-text-fill-color: initial;
    background-clip: initial;
    text-fill-color: initial;
    margin-bottom: 1.5rem;
}

.hero-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.hero-content .credibility {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    background-color: rgba(255, 255, 255, 0.1);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-md);
    display: inline-block;
    margin-bottom: 2rem;
    backdrop-filter: blur(5px);
}

.hero-image {
    position: relative;
    z-index: 2;
}

.hero-image img {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    transform: perspective(800px) rotateY(-10deg);
    transition: transform var(--transition-medium);
}

.hero-image img:hover {
    transform: perspective(800px) rotateY(0deg);
}

/* Intro Section */
.intro-section {
    padding: 5rem 0;
    background-color: var(--background-light);
}

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

.intro-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

/* Comparison Section */
.comparison-section {
    padding: 5rem 0;
}

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

.comparison-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.comparison-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-top-left-radius: var(--border-radius-lg);
    border-top-right-radius: var(--border-radius-lg);
    transition: transform var(--transition-medium);
}

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

.comparison-card h3 {
    padding: 1.5rem 1.5rem 0.5rem;
    color: var(--primary-color);
}

.card-content {
    padding: 0 1.5rem 1.5rem;
}

.benefits h4 {
    color: var(--gray-700);
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.benefits ul {
    list-style: disc;
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.benefits ul li {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.comparison-card .cta-button {
    display: block;
    margin: 0 1.5rem 1.5rem;
}

/* Testimonials Section */
.testimonials-section {
    padding: 5rem 0;
    background-color: var(--background-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.testimonial-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    position: relative;
}

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

.testimonial-icon {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.testimonial-status {
    font-size: 0.9rem;
    color: var(--gray-500);
    margin-top: -0.5rem;
}

.testimonial-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

/* Features Section */
.features-section {
    padding: 5rem 0;
}

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

.feature-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

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

.feature-icon {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--gray-100);
    border-radius: 50%;
    transition: transform var(--transition-medium);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(10deg);
}

.feature-card h3 {
    margin-bottom: 1rem;
}

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
    background-color: var(--background-light);
}

.faq-grid {
    display: grid;
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-item summary {
    padding: 1.5rem;
    cursor: pointer;
    font-weight: 600;
    color: var(--gray-800);
    position: relative;
    outline: none;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color var(--transition-fast);
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    transition: transform var(--transition-fast);
}

.faq-item[open] summary::after {
    content: '-';
}

.faq-item summary:hover {
    background-color: var(--gray-100);
}

.faq-content {
    padding: 0 1.5rem 1.5rem;
}

.faq-content p {
    margin-bottom: 0;
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,192L48,176C96,160,192,128,288,133.3C384,139,480,181,576,186.7C672,192,768,160,864,133.3C960,107,1056,85,1152,85.3C1248,85,1344,107,1392,117.3L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-size: cover;
    background-position: center;
    opacity: 0.3;
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.cta-content .cta-button {
    background: var(--white);
    color: var(--primary-color);
    font-size: 1.1rem;
    padding: 1rem 2rem;
}

.cta-content .cta-button:hover {
    background: var(--gray-100);
    transform: translateY(-3px);
}

/* Footer */
footer {
    background-color: var(--background-dark);
    color: var(--white);
    padding: 5rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-column h3 {
    color: var(--white);
    margin-bottom: 1.5rem;
    position: relative;
    display: inline-block;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 1.5px;
}

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

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

.footer-column ul li a {
    color: var(--gray-400);
    transition: color var(--transition-fast);
}

.footer-column ul li a:hover {
    color: var(--white);
}

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

.footer-bottom p {
    color: var(--gray-500);
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* Desktop Only */
.desktop-only {
    display: inline-block;
}

/* Media Queries */
@media screen and (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
    }
    
    .hero-image {
        order: -1;
        margin-bottom: 2rem;
    }
    
    .hero-image img {
        margin: 0 auto;
        max-width: 400px;
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 768px) {
    .hamburger {
        display: block;
    }
    
    .menu {
        position: fixed;
        top: -100%;
        left: 0;
        width: 100%;
        height: auto;
        flex-direction: column;
        background-color: var(--white);
        box-shadow: var(--shadow-lg);
        padding: 5rem 2rem 2rem;
        z-index: 1000;
        transition: top var(--transition-medium);
    }
    
    .menu.show {
        top: 0;
    }
    
    .desktop-only {
        display: none;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-image img {
        max-width: 100%;
    }
}

@media screen and (max-width: 576px) {
    h1 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
    }
    
    .intro-card, .comparison-card, .testimonial-card, .feature-card {
        padding: 1.5rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* Accessibility Improvements */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* CSS Animations and Effects */
/* Shimmer Loading Effect */
.shimmer {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-300) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

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

/* Frosted Glass Effect */
.frosted-glass {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-md);
}

/* 3D Transform on Hover */
.hover-3d {
    transition: transform var(--transition-medium);
    transform-style: preserve-3d;
}

.hover-3d:hover {
    transform: translateY(-5px) rotateX(5deg) rotateY(5deg);
}

/* Neumorphism Style */
.neomorphic {
    background-color: var(--gray-100);
    border-radius: var(--border-radius-lg);
    box-shadow: 8px 8px 16px rgba(0, 0, 0, 0.05), -8px -8px 16px rgba(255, 255, 255, 0.7);
}

/* SVG Animation */
.svg-animate path {
    animation: draw 2s forwards;
    stroke-dasharray: 100;
    stroke-dashoffset: 100;
}

@keyframes draw {
    to {
        stroke-dashoffset: 0;
    }
}

/* Image Overlay with Hover Effect */
.img-overlay {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-md);
}

.img-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(93, 69, 224, 0.7), rgba(255, 120, 70, 0.7));
    opacity: 0;
    transition: opacity var(--transition-medium);
    z-index: 1;
}

.img-overlay:hover::before {
    opacity: 1;
}

.img-overlay img {
    transition: transform var(--transition-medium);
}

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

/* Clip Path Effects */
.clip-path-circle {
    clip-path: circle(70% at center);
    transition: clip-path var(--transition-slow);
}

.clip-path-circle:hover {
    clip-path: circle(100% at center);
}

/* Animated Progress Bar */
.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--gray-200);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    animation: progress 2s ease-in-out forwards;
}

@keyframes progress {
    to {
        width: 80%;
    }
}

/* Hide elements visually but keep them accessible for screen readers */
.visually-hidden {
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    height: 1px;
    overflow: hidden;
    position: absolute;
    white-space: nowrap;
    width: 1px;
}