/* Base Styles */
:root {
    --primary-color: #4a6fa5;
    --secondary-color: #6b8cbe;
    --accent-color: #ff7e5f;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --success-color: #28a745;
    --info-color: #17a2b8;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-main);
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #f5f7fa;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

h1, h2, h3, h4 {
    margin-bottom: 0.5rem;
    font-weight: 600;
    line-height: 1.2;
}

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

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

ul {
    list-style: none;
}

section {
    padding: 3rem 0;
    border-bottom: 1px solid #eaeaea;
}

/* Header */
header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 3rem 0;
    text-align: center;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Navigation */
nav {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav ul {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

nav li {
    padding: 1rem;
}

nav a {
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

nav a:hover {
    background-color: var(--light-color);
}

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

/* Business Cards */
.business-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    transition: var(--transition);
    text-align: center;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.card .icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

.card-details {
    margin-top: 1rem;
    text-align: left;
    border-top: 1px solid #eaeaea;
    padding-top: 1rem;
}

.card-details p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

/* Steps */
.steps {
    margin-top: 2rem;
}

.step {
    display: flex;
    margin-bottom: 1.5rem;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.step-number {
    background-color: var(--primary-color);
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    padding: 1rem;
}

.step-content {
    padding: 1rem 1.5rem;
    flex-grow: 1;
}

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

.step-details {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #eaeaea;
    font-size: 0.95rem;
}

.step-details p {
    margin-bottom: 0.75rem;
}

/* Recommendations */
.recommendations {
    margin-top: 2rem;
}

.recommendation {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
    overflow: hidden;
}

.recommendation h3 {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 1.5rem;
    font-size: 1.2rem;
}

.rec-details {
    padding: 1.5rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.rec-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.rec-item-details {
    margin-top: 1rem;
    font-size: 0.95rem;
}

.rec-item-details p {
    margin-bottom: 0.75rem;
}

.rec-item-details ol, .rec-item-details ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.rec-item-details li {
    margin-bottom: 0.5rem;
}

/* Monetization Section */
.monetization-container {
    margin-top: 2rem;
}

.monetization-intro {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

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

.monetization-method {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.monetization-method h3 {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 1.5rem;
    font-size: 1.2rem;
}

.monetization-method i {
    margin-right: 0.5rem;
}

.monetization-details {
    padding: 1.5rem;
}

.monetization-item {
    margin-bottom: 1.5rem;
}

.monetization-item:last-child {
    margin-bottom: 0;
}

.monetization-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

/* Tools Section */
.tools-container {
    margin-top: 2rem;
}

.tool-category {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
    overflow: hidden;
}

.tool-category h3 {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 1.5rem;
    font-size: 1.2rem;
}

.tool-category i {
    margin-right: 0.5rem;
}

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

.tool-item {
    padding: 1rem;
    border: 1px solid #eaeaea;
    border-radius: 4px;
    transition: var(--transition);
}

.tool-item:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

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

.tool-item p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.tool-item a {
    display: inline-block;
    margin-top: 0.5rem;
    font-weight: 500;
}

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

.limitation-column {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
}

.limitation-column h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
}

.limitation-column ul li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.limitation-column ul li:before {
    content: "•";
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

/* Action Plan */
.action-plan {
    margin-top: 2rem;
}

.action-day {
    display: flex;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    margin-bottom: 1rem;
    overflow: hidden;
}

.day {
    background-color: var(--primary-color);
    color: white;
    font-weight: bold;
    padding: 1rem;
    min-width: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.action {
    padding: 1rem 1.5rem;
    flex-grow: 1;
}

/* Footer */
footer {
    background-color: var(--dark-color);
    color: white;
    padding: 3rem 0 2rem;
    margin-top: 2rem;
}

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

.footer-section h3 {
    margin-bottom: 1rem;
    color: white;
}

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

.footer-section a {
    color: #ddd;
}

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

.copyright {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--primary-color);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
}

/* Responsive Design */
@media (max-width: 768px) {
    nav ul {
        justify-content: center;
    }
    
    nav li {
        padding: 0.5rem;
    }
    
    .business-cards {
        grid-template-columns: 1fr;
    }
    
    .rec-details {
        grid-template-columns: 1fr;
    }
    
    .limitations-container {
        grid-template-columns: 1fr;
    }
    
    .monetization-methods {
        grid-template-columns: 1fr;
    }
    
    .tools-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 2rem;
    }
    
    header p {
        font-size: 1rem;
    }
    
    .step {
        flex-direction: column;
    }
    
    .step-number {
        width: 100%;
        padding: 0.5rem;
    }
    
    .action-day {
        flex-direction: column;
    }
    
    .day {
        width: 100%;
        padding: 0.5rem;
    }
}