/* Base Styles & CSS Reset */
:root {
    --primary-color: #3498db;
    --primary-dark: #2980b9;
    --secondary-color: #2c3e50;
    --accent-color: #f1c40f;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --text-color: #333333;
    --text-light: #7f8c8d;
    --success-color: #2ecc71;
    --danger-color: #e74c3c;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --container-width: 1200px;
}

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

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

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

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

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

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

ul, ol {
    list-style-position: inside;
}

.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.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;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    margin-bottom: 0.5em;
    font-weight: 600;
    color: var(--secondary-color);
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.2rem;
}

p {
    margin-bottom: 1rem;
}

/* Header & Navigation */
header {
    background-color: var(--secondary-color);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--box-shadow);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    display: flex;
    align-items: center;
}

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

.nav-menu ul {
    display: flex;
    list-style: none;
}

.nav-menu li {
    margin-left: 1.5rem;
}

.nav-menu a {
    color: white;
    font-weight: 500;
    padding: 0.5rem;
}

.nav-menu a:hover {
    color: var(--accent-color);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
}

.hamburger {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
}

.hamburger span {
    width: 100%;
    height: 2px;
    background-color: white;
    transition: var(--transition);
}

/* Language Selector */
.language-selector {
    position: relative;
    margin-left: 1.5rem;
    cursor: pointer;
    color: white;
}

.current-language {
    display: flex;
    align-items: center;
    gap: 5px;
}

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: white;
    color: var(--text-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    width: 150px;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 10;
}

.language-selector.active .language-dropdown {
    max-height: 400px;
    opacity: 1;
    visibility: visible;
    padding: 0.5rem 0;
}

.language-dropdown li a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.5rem 1rem;
    color: var(--text-color);
}

.language-dropdown li a:hover {
    background-color: var(--light-color);
}

/* Hero/HARO Section */
.hero-section {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 5rem 0;
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

.hero-text h1 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.hero-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 600px;
}

.signup-form {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
}

.form-container {
    min-height: 400px;
}

/* CTA Buttons */
.cta-button {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 0.8rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.cta-button:hover, .cta-button:focus {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
    color: white;
}

.cta-container {
    text-align: center;
    margin: 2rem 0;
}

/* Section Styles */
section {
    padding: 5rem 0;
}

section:nth-child(even) {
    background-color: white;
}

section:nth-child(odd) {
    background-color: var(--light-color);
}

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

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

.section-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 0.5rem auto 0;
}

/* Cards & Grids */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    height: 100%;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.card-content {
    padding: 1.5rem;
}

.text-link {
    font-weight: 600;
    display: inline-block;
    margin-top: 1rem;
}

.text-link::after {
    content: ' →';
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.feature-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.1);
}

.icon-container {
    width: 80px;
    height: 80px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--light-color);
    border-radius: 50%;
    color: var(--primary-color);
}

/* Feature Table */
.feature-table {
    margin: 2rem 0;
    overflow-x: auto;
}

.feature-table table {
    width: 100%;
    border-collapse: collapse;
}

.feature-table th, .feature-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--light-color);
}

.feature-table th {
    background-color: var(--secondary-color);
    color: white;
}

.feature-table tr:nth-child(even) {
    background-color: var(--light-color);
}

/* Images */
.image-feature {
    display: flex;
    justify-content: center;
    margin: 3rem 0;
}

.image-feature img {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

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

/* Getting Started Steps */
.steps-container {
    margin-bottom: 3rem;
}

.step {
    display: flex;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.step-number {
    background-color: var(--primary-color);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
    margin-right: 1.5rem;
    flex-shrink: 0;
}

.step-content h3 {
    margin-bottom: 0.5rem;
}

.step-content ul {
    margin-top: 1rem;
}

/* Comparison Section */
.comparison-content {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.testimonial {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    margin-bottom: 1.5rem;
}

.testimonial blockquote {
    font-style: italic;
    margin-bottom: 1rem;
}

.testimonial cite {
    display: block;
    font-weight: 600;
    color: var(--primary-dark);
}

.pros-cons {
    margin-top: 1rem;
}

.pros, .cons {
    margin-bottom: 1.5rem;
}

.pros h4 {
    color: var(--success-color);
}

.cons h4 {
    color: var(--danger-color);
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto 3rem;
}

details {
    background-color: white;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

summary {
    padding: 1.5rem;
    font-weight: 600;
    cursor: pointer;
    position: relative;
    outline: none;
}

summary::-webkit-details-marker {
    display: none;
}

summary::after {
    content: '+';
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    transition: var(--transition);
}

details[open] summary::after {
    content: '-';
}

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

.additional-resources {
    max-width: 800px;
    margin: 0 auto;
}

.additional-resources ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    list-style: none;
    margin-top: 1rem;
}

/* Conclusion Section */
.conclusion-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

/* Footer */
footer {
    background-color: var(--secondary-color);
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-branding {
    margin-bottom: 1.5rem;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-nav h4 {
    color: white;
    margin-bottom: 1rem;
}

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

.footer-nav li {
    margin-bottom: 0.5rem;
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.8);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

.disclaimer {
    margin-top: 0.5rem;
    font-style: italic;
}

/* Cookie Consent */
.cookie-consent {
    position: fixed;
    bottom: 1rem;
    left: 1rem;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: 300px;
    z-index: 1000;
    font-size: 0.9rem;
}

.cookie-consent button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    flex-shrink: 0;
}

.cookie-consent button:hover {
    background-color: var(--primary-dark);
}

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

.card, .feature-card, .step, .testimonial, details {
    animation: fadeIn 0.5s ease-out forwards;
}

.card:nth-child(2), .feature-card:nth-child(2), .step:nth-child(2) {
    animation-delay: 0.2s;
}

.card:nth-child(3), .feature-card:nth-child(3), .step:nth-child(3) {
    animation-delay: 0.4s;
}

.card:nth-child(4), .feature-card:nth-child(4) {
    animation-delay: 0.6s;
}

/* Neumorphism Effects */
.feature-card, .card, details {
    border-radius: 15px;
    background: linear-gradient(145deg, #f5f5f5, #ffffff);
    box-shadow: 8px 8px 16px #e0e0e0, -8px -8px 16px #ffffff;
}

/* Responsive Design */
@media screen and (max-width: 992px) {
    html {
        font-size: 15px;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

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

    .hero-text p {
        margin: 0 auto 2rem;
    }

    .comparison-content {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    .menu-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        background-color: var(--secondary-color);
        width: 250px;
        height: calc(100vh - 70px);
        transition: var(--transition);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu ul {
        flex-direction: column;
        padding: 2rem;
    }

    .nav-menu li {
        margin: 1rem 0;
    }

    .step {
        flex-direction: column;
    }

    .step-number {
        margin: 0 0 1rem;
    }
}

@media screen and (max-width: 576px) {
    .container {
        width: 95%;
        padding: 0 10px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .card-grid {
        grid-template-columns: 1fr;
    }
}