/* Base Styles */
:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --accent-color: #e74c3c;
    --light-gray: #f5f5f5;
    --medium-gray: #e0e0e0;
    --dark-gray: #333333;
    --text-color: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --success: #2ecc71;
    --warning: #f39c12;
    --danger: #e74c3c;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --border-radius: 4px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 20px;
}

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

a:hover {
    color: var(--secondary-color);
}

ul, ol {
    margin-bottom: 20px;
    padding-left: 20px;
}

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

section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    position: relative;
    display: inline-block;
    margin-bottom: 15px;
}

.section-header h2:after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--primary-color);
}

.section-header p {
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: #2980b9;
    color: var(--white);
}

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

.btn-secondary:hover {
    background-color: #1a252f;
    color: var(--white);
}

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

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

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: var(--box-shadow);
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
}

header.scrolled {
    padding: 10px 0;
}

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

.logo {
    max-width: 180px;
}

.logo img {
    height: 40px;
    width: auto;
}

.main-nav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav li {
    margin-left: 30px;
    position: relative;
}

.main-nav a {
    color: var(--text-color);
    font-weight: 500;
    padding: 5px 0;
    position: relative;
}

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

.main-nav a:hover:after,
.main-nav a.active:after {
    width: 100%;
}

.main-nav a.active {
    color: var(--primary-color);
}

.dropdown {
    position: relative;
}

.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    min-width: 220px;
    box-shadow: var(--box-shadow);
    border-radius: var(--border-radius);
    padding: 10px 0;
    z-index: 1;
}

.dropdown-content li {
    margin: 0;
}

.dropdown-content a {
    padding: 10px 20px;
    display: block;
    color: var(--text-color);
    font-weight: 400;
}

.dropdown-content a:hover {
    background-color: var(--light-gray);
}

.dropdown:hover .dropdown-content {
    display: block;
}

.mobile-menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    text-align: center;
}

.hero h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 40px;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* Tools Section */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.tool-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 30px;
    text-align: center;
    transition: var(--transition);
}

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

.tool-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.tool-card h3 {
    margin-bottom: 15px;
}

.tool-card p {
    margin-bottom: 25px;
    color: var(--text-light);
}

/* About Section */
.about-section {
    background-color: var(--light-gray);
}

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

.content-column h3 {
    margin-bottom: 20px;
}

.content-column ul {
    margin-bottom: 20px;
}

/* Comparison Section */
.comparison-table-wrapper {
    overflow-x: auto;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 30px;
}

.comparison-table th,
.comparison-table td {
    padding: 15px;
    text-align: center;
    border: 1px solid var(--medium-gray);
}

.comparison-table th {
    background-color: var(--primary-color);
    color: var(--white);
    font-weight: 600;
}

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

/* Benefits Section */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.benefit-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 30px;
    transition: var(--transition);
}

.benefit-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.benefit-card h3 {
    margin-bottom: 15px;
}

.benefit-card ul {
    margin-bottom: 20px;
}

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

.faq-item {
    margin-bottom: 20px;
    border: 1px solid var(--medium-gray);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.faq-question {
    padding: 20px;
    background-color: var(--white);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question h3 {
    margin: 0;
    font-size: 1.1rem;
}

.faq-toggle {
    font-size: 1rem;
    color: var(--primary-color);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
    background-color: var(--light-gray);
}

.faq-item.active .faq-answer {
    padding: 20px;
    max-height: 1000px;
}

.faq-item.active .faq-toggle .fa-plus:before {
    content: "\f068";
}

.faq-more {
    text-align: center;
    margin-top: 30px;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #1a5276, #2c3e50);
    color: #ffffff;
    text-align: center;
    padding: 60px 0;
    position: relative;
    z-index: 1;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    border-top: 3px solid var(--primary-color);
    border-bottom: 3px solid var(--primary-color);
}

.cta-section h2 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 2.5rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.cta-section p {
    max-width: 700px;
    margin: 0 auto 30px;
    font-size: 1.2rem;
    line-height: 1.6;
}

/* Footer */
footer {
    background-color: #f5f5f5;
    color: var(--text-color);
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-logo img {
    height: 40px;
    width: auto;
}

.footer-column h3 {
    color: var(--secondary-color);
    margin-bottom: 20px;
    font-size: 1.2rem;
    font-weight: 600;
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: var(--text-light);
}

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

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    border-radius: 50%;
    color: var(--white);
    transition: var(--transition);
}

.social-icons a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

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

/* Responsive Styles */
@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    h3 {
        font-size: 1.3rem;
    }
    
    .hero {
        padding: 150px 0 80px;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .main-nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 80%;
        max-width: 300px;
        height: calc(100vh - 70px);
        background-color: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--box-shadow);
        transition: var(--transition);
        overflow-y: auto;
    }
    
    .main-nav.active {
        left: 0;
    }
    
    .main-nav li {
        margin: 0 0 15px 0;
    }
    
    .dropdown-content {
        position: static;
        box-shadow: none;
        display: none;
        padding: 10px 0 10px 20px;
    }
    
    .dropdown.active .dropdown-content {
        display: block;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    section {
        padding: 60px 0;
    }
    
    .content-columns,
    .tools-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .hero {
        padding: 120px 0 60px;
    }
    
    .tool-card,
    .benefit-card {
        padding: 20px;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 10px 5px;
        font-size: 0.9rem;
    }
}