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

body {
    font-family: 'Arial', 'Helvetica', sans-serif;
    background-color: rgb(101, 201, 50);
    color: #000000;
    line-height: 1.8;
    padding: 20px;
}

/* All text bold */
body, h1, h2, h3, h4, h5, h6, p, li, td, th, button, div, span, strong {
    font-weight: bold;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    background-color: rgba(255, 255, 255, 0.95);
    padding: 30px;
    border: 8px solid rgb(240, 100, 55);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Header */
.header {
    text-align: center;
    padding: 30px;
    background: linear-gradient(135deg, rgb(101, 201, 50), rgb(80, 180, 40));
    border: 5px solid rgb(240, 100, 55);
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.header h1 {
    font-size: 3em;
    color: #ffffff;
    font-weight: bold;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.5);
    margin-bottom: 15px;
}

.header h2 {
    font-size: 1.8em;
    color: #ffffff;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
}

/* Print Button Section */
.print-section {
    text-align: center;
    margin-bottom: 25px;
}

.print-btn {
    background-color: rgb(240, 100, 55);
    color: #ffffff;
    font-size: 1.3em;
    font-weight: bold;
    padding: 15px 40px;
    border: 4px solid rgb(101, 201, 50);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.print-btn:hover {
    background-color: rgb(220, 80, 35);
    transform: scale(1.05);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
}

/* Navigation */
.navigation {
    background-color: rgb(101, 201, 50);
    border: 5px solid rgb(240, 100, 55);
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 30px;
    text-align: center;
}

.navigation h3 {
    color: #ffffff;
    font-size: 1.8em;
    font-weight: bold;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
}

.nav-btn {
    background-color: rgb(240, 100, 55);
    color: #ffffff;
    font-size: 1.1em;
    font-weight: bold;
    padding: 12px 25px;
    margin: 8px;
    border: 3px solid rgb(101, 201, 50);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2);
}

.nav-btn:hover {
    background-color: rgb(220, 80, 35);
    transform: translateY(-3px);
    box-shadow: 0 5px 12px rgba(0, 0, 0, 0.3);
}

/* Content Sections */
.content-section {
    background-color: #ffffff;
    border: 5px solid rgb(240, 100, 55);
    border-radius: 10px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.content-section h2 {
    color: rgb(240, 100, 55);
    font-size: 2.2em;
    font-weight: bold;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 4px solid rgb(101, 201, 50);
    text-transform: uppercase;
}

.content-section h3 {
    color: rgb(101, 201, 50);
    font-size: 1.7em;
    font-weight: bold;
    margin-top: 25px;
    margin-bottom: 15px;
}

.content-section h4 {
    color: rgb(240, 100, 55);
    font-size: 1.4em;
    font-weight: bold;
    margin-top: 20px;
    margin-bottom: 12px;
}

.content-section p {
    font-size: 1.15em;
    font-weight: bold;
    color: #000000;
    margin-bottom: 15px;
    text-align: justify;
}

.content-section ul {
    margin-left: 30px;
    margin-bottom: 20px;
}

.content-section li {
    font-size: 1.1em;
    font-weight: bold;
    color: #000000;
    margin-bottom: 12px;
    line-height: 1.8;
}

/* Special Boxes */
.requirement-box {
    background-color: rgb(255, 250, 240);
    border: 4px solid rgb(240, 100, 55);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
}

.example-box {
    background-color: rgb(240, 255, 240);
    border: 4px solid rgb(101, 201, 50);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
}

.case-box {
    background-color: rgb(255, 248, 240);
    border: 5px solid rgb(240, 100, 55);
    border-radius: 10px;
    padding: 25px;
    margin: 20px 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.principle-box {
    background-color: rgb(255, 255, 230);
    border: 3px solid rgb(101, 201, 50);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
}

/* Flowchart Styles */
.flowchart {
    background-color: rgb(250, 255, 250);
    border: 5px solid rgb(240, 100, 55);
    border-radius: 10px;
    padding: 30px;
    margin: 20px 0;
    text-align: center;
}

.flow-step {
    background-color: rgb(101, 201, 50);
    color: #ffffff;
    font-weight: bold;
    padding: 20px;
    margin: 15px auto;
    border: 4px solid rgb(240, 100, 55);
    border-radius: 10px;
    max-width: 600px;
    font-size: 1.2em;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.flow-step-start {
    background: linear-gradient(135deg, rgb(240, 100, 55), rgb(220, 80, 35));
}

.flow-step-important {
    background: linear-gradient(135deg, rgb(101, 201, 50), rgb(80, 180, 40));
    border: 5px solid rgb(240, 100, 55);
    font-size: 1.3em;
}

.flow-step-end {
    background: linear-gradient(135deg, rgb(240, 100, 55), rgb(220, 80, 35));
}

.flow-arrow {
    font-size: 2.5em;
    color: rgb(240, 100, 55);
    font-weight: bold;
    margin: 10px 0;
}

.flow-decision {
    background-color: rgb(255, 220, 100);
    color: #000000;
    font-weight: bold;
    padding: 20px;
    margin: 15px auto;
    border: 4px solid rgb(240, 100, 55);
    border-radius: 50%;
    max-width: 400px;
    font-size: 1.2em;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.flow-branches {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    margin-top: 20px;
}

.flow-branch {
    flex: 1;
    min-width: 300px;
    margin: 10px;
}

.flow-branches-small {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    margin-top: 15px;
}

.flow-mini {
    background-color: rgb(240, 100, 55);
    color: #ffffff;
    font-weight: bold;
    padding: 15px;
    margin: 10px;
    border: 3px solid rgb(101, 201, 50);
    border-radius: 8px;
    font-size: 1em;
    flex: 1;
    min-width: 200px;
}

/* Tables */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 25px 0;
    font-size: 1.1em;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.comparison-table thead tr {
    background-color: rgb(240, 100, 55);
    color: #ffffff;
    text-align: left;
}

.comparison-table th,
.comparison-table td {
    padding: 15px;
    border: 3px solid rgb(101, 201, 50);
    font-weight: bold;
}

.comparison-table tbody tr {
    background-color: #ffffff;
}

.comparison-table tbody tr:nth-of-type(even) {
    background-color: rgb(250, 255, 250);
}

.comparison-table tbody tr:hover {
    background-color: rgb(255, 250, 240);
}

/* Questions and Answers */
.qa-container {
    margin-top: 20px;
}

.question-box {
    background-color: rgb(255, 255, 255);
    border: 5px solid rgb(240, 100, 55);
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.question {
    color: rgb(240, 100, 55);
    font-size: 1.5em;
    font-weight: bold;
    margin-bottom: 15px;
}

.toggle-btn {
    background-color: rgb(101, 201, 50);
    color: #ffffff;
    font-size: 1.2em;
    font-weight: bold;
    padding: 12px 30px;
    border: 4px solid rgb(240, 100, 55);
    border-radius: 8px;
    cursor: pointer;
    margin-top: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2);
}

.toggle-btn:hover {
    background-color: rgb(80, 180, 40);
    transform: scale(1.05);
    box-shadow: 0 5px 12px rgba(0, 0, 0, 0.3);
}

.answer {
    display: none;
    background-color: rgb(250, 255, 250);
    border: 3px solid rgb(101, 201, 50);
    border-radius: 8px;
    padding: 20px;
    margin-top: 15px;
    animation: fadeIn 0.5s ease-in;
}

.answer.show {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.answer p {
    font-size: 1.1em;
    font-weight: bold;
    color: #000000;
    margin-bottom: 15px;
}

.answer ul {
    margin-left: 30px;
}

.answer li {
    font-size: 1.05em;
    font-weight: bold;
    margin-bottom: 10px;
}

.answer-table {
    width: 100%;
    border-collapse: collapse;
    margin: 15px 0;
}

.answer-table th,
.answer-table td {
    border: 3px solid rgb(101, 201, 50);
    padding: 12px;
    font-weight: bold;
    text-align: left;
}

.answer-table th {
    background-color: rgb(240, 100, 55);
    color: #ffffff;
}

.answer-table tr:nth-child(even) {
    background-color: rgb(250, 255, 250);
}

/* Footer */
.footer {
    background-color: rgb(101, 201, 50);
    border: 5px solid rgb(240, 100, 55);
    border-radius: 10px;
    padding: 25px;
    text-align: center;
    margin-top: 30px;
}

.footer p {
    color: #ffffff;
    font-size: 1.2em;
    font-weight: bold;
    margin: 8px 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

/* Print Styles */
@media print {
    body {
        background-color: white;
        padding: 0;
    }
    
    .container {
        border: none;
        box-shadow: none;
    }
    
    .print-section,
    .navigation {
        display: none;
    }
    
    .toggle-btn {
        display: none;
    }
    
    .answer {
        display: block !important;
    }
    
    .content-section {
        page-break-inside: avoid;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .header h1 {
        font-size: 2em;
    }
    
    .header h2 {
        font-size: 1.3em;
    }
    
    .content-section h2 {
        font-size: 1.8em;
    }
    
    .nav-btn {
        display: block;
        width: 100%;
        margin: 8px 0;
    }
    
    .comparison-table {
        font-size: 0.9em;
    }
    
    .flow-branches {
        flex-direction: column;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection Style */
::selection {
    background-color: rgb(240, 100, 55);
    color: #ffffff;
}