:root {
    --primary: #3498db;
    --secondary: #2c3e50;
    --accent: #e74c3c;
    --light: #ecf0f1;
    --dark: #34495e;
    --shadow: 0 4px 10px rgba(0,0,0,0.1);
}
.doc-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
    margin-bottom: 40px;
}
.doc-nav {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 30px;
}
.doc-footer {
    text-align: center;
    color: #6c757d;
    padding: 20px 0;
    margin-top: 40px;
}
.section {
    margin-bottom: 50px;
}
.highlight-box {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 25px;
    border-radius: 8px;
    margin: 20px 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}
.metric {
    font-weight: bold;
    color: #e74c3c;
    font-size: 1.2em;
}
.process-flow {
    background: #ecf0f1;
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
    border-left: 5px solid #3498db;
}
.benefit-list {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
}
.calculation-box {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
}
.executive-insight {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
}
.priority-high { background-color: #ffeaa7; }
.priority-medium { background-color: #fff3cd; }
.priority-low { background-color: #d1ecf1; }
ul, ol {
    padding-left: 30px;
}
li {
    margin-bottom: 10px;
}
.flow-diagram {
    text-align: center;
    margin: 30px 0;
    font-family: monospace;
    font-size: 1.1em;
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
}
* { box-sizing: border-box; }
body { font-family: 'Roboto', sans-serif; margin: 0; padding: 0; background: var(--light); color: var(--secondary); line-height: 1.6; }
header { background: var(--primary); color: white; padding: 1rem 2rem; display: flex; justify-content: space-between; align-items: center; box-shadow: var(--shadow); position: sticky; top: 0; z-index: 100; }
.logo { font-size: 1.5rem; font-weight: bold; }
nav ul { list-style: none; display: flex; gap: 2rem; margin: 0; padding: 0; }
nav a { color: white; text-decoration: none; transition: color 0.3s; }
nav a:hover { color: var(--accent); }
.hero-section { background: linear-gradient(135deg, var(--primary), var(--dark)); color: white; text-align: center; padding: 5rem 2rem; animation: fadeIn 1s; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.hero-section h2 { font-size: 3rem; margin-bottom: 1rem; }
.hero-quote { font-size: 1.5rem; font-weight: 300; margin: 1rem 0; }
.hero-section p { font-size: 1.2rem; max-width: 800px; margin: 1rem auto; }
.cta-button { background: var(--accent); color: white; padding: 1rem 2rem; border: none; border-radius: 5px; font-size: 1.2rem; cursor: pointer; transition: background 0.3s; margin-top: 2rem; }
.cta-button:hover { background: #c0392b; }
.sections-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; padding: 2rem; max-width: 1200px; margin: 0 auto; }
.section-card { background: white; border-radius: 10px; padding: 2rem; box-shadow: var(--shadow); transition: transform 0.3s, box-shadow 0.3s; }
.section-card:hover { transform: translateY(-5px); box-shadow: 0 8px 20px rgba(0,0,0,0.15); }
.section-card h2 { color: var(--primary); margin-top: 0; }
.section-card ol { padding-left: 1.5rem; }
.section-card li { margin-bottom: 0.5rem; }
.pillar { background: white; border-radius: 10px; padding: 2rem; margin: 2rem 0; box-shadow: var(--shadow); }
.pillar h2 { color: var(--primary); margin-top: 0; }
.quote { background: var(--light); padding: 1rem; border-left: 5px solid var(--primary); border-radius: 5px; font-style: italic; }
h1, h2, h3 { color: var(--secondary); }
h1 { font-size: 2.5rem; text-align: center; margin: 2rem 0; }
h2 { font-size: 2rem; border-bottom: 2px solid var(--primary); padding-bottom: 0.5rem; }
h3 { font-size: 1.5rem; }
table { width: 100%; border-collapse: collapse; margin: 1rem 0; }
th, td { border: 1px solid var(--light); padding: 0.75rem; text-align: left; }
th { background: var(--light); }
footer { background: var(--dark); color: white; text-align: center; padding: 2rem; }
footer a { color: var(--primary); text-decoration: none; }
footer a:hover { text-decoration: underline; }
.nav-buttons { text-align: center; margin-top: 2rem; }
.nav-buttons a { margin: 0 1rem; padding: 0.5rem 1rem; background: var(--primary); color: white; text-decoration: none; border-radius: 5px; transition: background 0.3s; }
.nav-buttons a:hover { background: var(--secondary); }
@media (max-width: 768px) {
    header { flex-direction: column; padding: 1rem; }
    nav ul { flex-direction: column; gap: 1rem; margin-top: 1rem; }
    .hero-section { padding: 3rem 1rem; }
    .hero-section h2 { font-size: 2rem; }
    .sections-grid { grid-template-columns: 1fr; padding: 1rem; }
    .section-card { padding: 1.5rem; }
    .pillar { padding: 1.5rem; }
}
#sidebar-toggle { display: none; background: var(--accent); color: white; border: none; padding: 0.5rem; border-radius: 5px; cursor: pointer; }
#sidebar { position: fixed; left: 0; top: 80px; width: 250px; height: calc(100vh - 80px); background: white; box-shadow: var(--shadow); transform: translateX(-100%); transition: transform 0.3s; z-index: 99; overflow-y: auto; }
#sidebar.open { transform: translateX(0); }
#sidebar nav ul { list-style: none; padding: 1rem; margin: 0; }
#sidebar nav a { display: block; padding: 0.5rem; color: var(--secondary); text-decoration: none; border-radius: 5px; transition: background 0.3s; }
#sidebar nav a:hover { background: var(--light); }
main { margin-left: 0; transition: margin-left 0.3s; }
.sidebar-open main { margin-left: 250px; }
.overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 98; }
.overlay.show { display: block; }
@media (max-width: 768px) {
    #sidebar-toggle { display: block; }
    #sidebar { width: 200px; }
    .sidebar-open main { margin-left: 0; }
}
@media print {
    body { background: white; }
    .no-print { display: none; }
    header, nav, footer, .hero-section, #sidebar, #sidebar-toggle { display: none; }
    .section-card, .pillar { background: white; box-shadow: none; border: 1px solid #ccc; margin: 1rem 0; }
}