/* MoneyCalcPro - Main Stylesheet */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-light);
}

/* Header & Navigation */
header {
    background: var(--bg-white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo img {
    height: 50px;
    width: auto;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

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

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

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

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-logo {
    max-width: 200px;
    margin: 0 auto 2rem;
    display: block;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--secondary-color);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: bold;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--bg-light);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Section Styles */
section {
    padding: 3rem 0;
}

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

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background: var(--bg-white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Tools Section */
.tool-card {
    background: var(--bg-white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.tool-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.tool-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.tool-title {
    font-size: 1.3rem;
    color: var(--text-dark);
}

.form-group {
    margin-bottom: 1.5rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.result-box {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 1rem;
    font-size: 1.2rem;
    font-weight: bold;
    text-align: center;
}

/* Blog Styles */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.blog-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.blog-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.blog-content {
    padding: 1.5rem;
}

.blog-category {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.blog-card h3 {
    color: var(--text-dark);
    margin: 1rem 0;
    font-size: 1.3rem;
}

.blog-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.read-more:hover {
    gap: 1rem;
}

/* Reviews Section */
.reviews-container {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.review-form {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.reviews-list {
    display: grid;
    gap: 1.5rem;
}

.review-item {
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.review-author {
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.review-message {
    color: var(--text-light);
    line-height: 1.6;
}

/* Footer */
footer {
    background: var(--text-dark);
    color: white;
    padding: 3rem 2rem 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

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

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

.footer-section a {
    color: #d1d5db;
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    color: #9ca3af;
}

/* Article Styles */
.article-content {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-white);
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.article-content h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.article-meta {
    color: var(--text-light);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.article-content h2 {
    font-size: 1.8rem;
    margin: 2rem 0 1rem;
    color: var(--primary-color);
}

.article-content h3 {
    font-size: 1.4rem;
    margin: 1.5rem 0 1rem;
    color: var(--text-dark);
}

.article-content p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: var(--text-light);
}

.article-content img {
    width: 100%;
    border-radius: 8px;
    margin: 2rem 0;
}

.article-content ul,
.article-content ol {
    margin: 1.5rem 0;
    padding-left: 2rem;
    color: var(--text-light);
}

.article-content li {
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

/* About & Contact */
.info-card {
    background: var(--bg-white);
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    max-width: 800px;
    margin: 0 auto;
}

.info-card h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.contact-info {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 8px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.contact-item strong {
    color: var(--text-dark);
    min-width: 80px;
}

/* Legal Pages */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-white);
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.legal-content h1 {
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.legal-content h2 {
    color: var(--text-dark);
    margin: 2rem 0 1rem;
}

.legal-content p,
.legal-content ul {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1rem;
}

/* Performance Highlights */
.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.highlight-card {
    text-align: center;
    padding: 2rem;
    background: var(--bg-white);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.highlight-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.highlight-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.highlight-card p {
    color: var(--text-light);
}

/* Breadcrumb Navigation */
.breadcrumb {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    background: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

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

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb span {
    color: var(--text-light);
}

/* Tool Detail Page Styles */
.tool-detail-section {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

.tool-info-section {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-top: 2rem;
}

.tool-info-section h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.tool-info-section h3 {
    color: var(--text-dark);
    margin: 1.5rem 0 1rem;
    font-size: 1.4rem;
}

.tool-info-section p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.tool-info-section ul,
.tool-info-section ol {
    margin: 1rem 0 1.5rem 2rem;
    color: var(--text-light);
    line-height: 1.8;
}

.tool-info-section li {
    margin-bottom: 0.5rem;
}

.formula-box {
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    margin: 1.5rem 0;
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    color: var(--text-dark);
}

.example-box {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
}

.benefits-list {
    list-style: none;
    margin-left: 0;
}

.benefits-list li {
    padding-left: 2rem;
    position: relative;
    margin-bottom: 1rem;
}

.benefits-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.related-tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.related-tool-card {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
    display: block;
}

.related-tool-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.related-tool-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.related-tool-card h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.related-tool-card p {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Author Section */
.author-section {
    background: var(--bg-white);
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin: 2rem 0;
    display: flex;
    gap: 2rem;
    align-items: center;
}

.author-avatar {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
    flex-shrink: 0;
}

.author-info h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.author-info p {
    color: var(--text-light);
    line-height: 1.8;
}