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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.logo .tagline {
    font-size: 0.9rem;
    opacity: 0.9;
    font-weight: 300;
}

/* Navigation Styles */
.main-nav {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.nav-tabs {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
}

.nav-tabs li {
    margin: 0;
}

.nav-tabs a {
    display: block;
    padding: 0.75rem 1.25rem;
    color: white;
    text-decoration: none;
    border-radius: 25px;
    transition: all 0.3s ease;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.nav-tabs a:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.nav-tabs a.active {
    background-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.nav-tabs a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.nav-tabs a:hover::before {
    left: 100%;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 2rem 0;
    background-color: #ffffff;
}

.content-wrapper {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    min-height: 500px;
    position: relative;
}

/* Loading Styles */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 300px;
    font-size: 1.2rem;
    color: #666;
}

.loading::before {
    content: '';
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Content Sections */
.content-section {
    margin-bottom: 2rem;
}

.content-section h2 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.8rem;
    border-bottom: 2px solid #667eea;
    padding-bottom: 0.5rem;
}

.content-section h3 {
    color: #555;
    margin-bottom: 0.75rem;
    font-size: 1.4rem;
}

.content-section p {
    margin-bottom: 1rem;
    line-height: 1.7;
    color: #666;
}

.content-section ul, 
.content-section ol {
    margin-bottom: 1rem;
    padding-left: 2rem;
}

.content-section li {
    margin-bottom: 0.5rem;
    color: #666;
}

/* Cards */
.card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.15);
}

.card h3 {
    color: #333;
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-weight: 500;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.btn-secondary:hover {
    box-shadow: 0 5px 15px rgba(240, 147, 251, 0.4);
}

/* Footer */
.footer {
    background-color: #2c3e50;
    color: white;
    padding: 2rem 0 1rem;
    margin-top: auto;
}

.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: #ecf0f1;
}

.footer-section p {
    color: #bdc3c7;
    line-height: 1.6;
}

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

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

.footer-section ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #667eea;
}

.footer-bottom {
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid #34495e;
    color: #95a5a6;
}

/* Responsive Design System */

/* CSS Custom Properties for Responsive Design */
:root {
    --breakpoint-xs: 320px;
    --breakpoint-sm: 576px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 992px;
    --breakpoint-xl: 1200px;
    --breakpoint-xxl: 1400px;
    
    /* Responsive spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Responsive font sizes */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    
    /* Container max widths */
    --container-sm: 540px;
    --container-md: 720px;
    --container-lg: 960px;
    --container-xl: 1140px;
    --container-xxl: 1320px;
}

/* Responsive Container Widths */
.container {
    width: 100%;
    padding-right: var(--spacing-sm);
    padding-left: var(--spacing-sm);
    margin-right: auto;
    margin-left: auto;
}

@media (min-width: 576px) {
    .container {
        max-width: var(--container-sm);
        padding-right: var(--spacing-md);
        padding-left: var(--spacing-md);
    }
}

@media (min-width: 768px) {
    .container {
        max-width: var(--container-md);
    }
}

@media (min-width: 992px) {
    .container {
        max-width: var(--container-lg);
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: var(--container-xl);
    }
}

@media (min-width: 1400px) {
    .container {
        max-width: var(--container-xxl);
    }
}

/* Responsive Typography */
html {
    font-size: 14px;
}

@media (min-width: 576px) {
    html { font-size: 15px; }
}

@media (min-width: 768px) {
    html { font-size: 16px; }
}

@media (min-width: 992px) {
    html { font-size: 17px; }
}

@media (min-width: 1200px) {
    html { font-size: 18px; }
}

/* Responsive Header */
@media (max-width: 991px) {
    .header .container {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .main-nav {
        justify-content: center;
        width: 100%;
    }
    
    .logo h1 {
        font-size: var(--font-size-2xl);
    }
    
    .logo .tagline {
        font-size: var(--font-size-sm);
    }
}

@media (max-width: 767px) {
    .nav-tabs {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-xs);
    }
    
    .nav-tabs a {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-sm);
    }
    
    .content-wrapper {
        padding: var(--spacing-sm);
        margin: var(--spacing-sm) 0;
    }
    
    .main-content {
        padding: var(--spacing-sm) 0;
    }
}

@media (max-width: 575px) {
    .nav-tabs {
        flex-direction: column;
        width: 100%;
    }
    
    .nav-tabs a {
        text-align: center;
        margin-bottom: var(--spacing-xs);
        width: 100%;
        max-width: 200px;
    }
    
    .logo h1 {
        font-size: var(--font-size-xl);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .content-wrapper {
        padding: var(--spacing-xs);
    }
}

/* Extra Small Devices */
@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-xs);
    }
    
    .header {
        padding: var(--spacing-xs) 0;
    }
    
    .nav-tabs a {
        padding: var(--spacing-xs);
        font-size: var(--font-size-xs);
    }
}

/* Large Screens Optimization */
@media (min-width: 1400px) {
    .header .container {
        max-width: 1200px;
    }
    
    .logo h1 {
        font-size: var(--font-size-3xl);
    }
    
    .content-wrapper {
        padding: var(--spacing-xl);
    }
}

/* Responsive Grid System */
.row {
    display: flex;
    flex-wrap: wrap;
    margin-right: calc(var(--spacing-sm) * -0.5);
    margin-left: calc(var(--spacing-sm) * -0.5);
}

.col {
    flex: 1 0 0%;
    padding-right: calc(var(--spacing-sm) * 0.5);
    padding-left: calc(var(--spacing-sm) * 0.5);
}

/* Column classes */
.col-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
.col-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }
.col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
.col-9 { flex: 0 0 75%; max-width: 75%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

/* Responsive column classes */
@media (min-width: 576px) {
    .col-sm-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
    .col-sm-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
    .col-sm-3 { flex: 0 0 25%; max-width: 25%; }
    .col-sm-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-sm-6 { flex: 0 0 50%; max-width: 50%; }
    .col-sm-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-sm-12 { flex: 0 0 100%; max-width: 100%; }
}

@media (min-width: 768px) {
    .col-md-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
    .col-md-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
    .col-md-3 { flex: 0 0 25%; max-width: 25%; }
    .col-md-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-md-6 { flex: 0 0 50%; max-width: 50%; }
    .col-md-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-md-12 { flex: 0 0 100%; max-width: 100%; }
}

@media (min-width: 992px) {
    .col-lg-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
    .col-lg-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
    .col-lg-3 { flex: 0 0 25%; max-width: 25%; }
    .col-lg-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-lg-6 { flex: 0 0 50%; max-width: 50%; }
    .col-lg-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-lg-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Responsive Utilities */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-flex { display: flex !important; }

@media (max-width: 575px) {
    .d-xs-none { display: none !important; }
    .d-xs-block { display: block !important; }
    .d-xs-flex { display: flex !important; }
}

@media (min-width: 576px) and (max-width: 767px) {
    .d-sm-none { display: none !important; }
    .d-sm-block { display: block !important; }
    .d-sm-flex { display: flex !important; }
}

@media (min-width: 768px) and (max-width: 991px) {
    .d-md-none { display: none !important; }
    .d-md-block { display: block !important; }
    .d-md-flex { display: flex !important; }
}

@media (min-width: 992px) {
    .d-lg-none { display: none !important; }
    .d-lg-block { display: block !important; }
    .d-lg-flex { display: flex !important; }
}

/* Text Utilities */
.text-center { text-align: center !important; }
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }

@media (max-width: 767px) {
    .text-md-center { text-align: center !important; }
    .text-md-left { text-align: left !important; }
}

@media (max-width: 575px) {
    .text-sm-center { text-align: center !important; }
}

/* Responsive Spacing */
.m-0 { margin: 0 !important; }
.m-1 { margin: var(--spacing-xs) !important; }
.m-2 { margin: var(--spacing-sm) !important; }
.m-3 { margin: var(--spacing-md) !important; }
.m-4 { margin: var(--spacing-lg) !important; }
.m-5 { margin: var(--spacing-xl) !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: var(--spacing-xs) !important; }
.mt-2 { margin-top: var(--spacing-sm) !important; }
.mt-3 { margin-top: var(--spacing-md) !important; }
.mt-4 { margin-top: var(--spacing-lg) !important; }
.mt-5 { margin-top: var(--spacing-xl) !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: var(--spacing-xs) !important; }
.mb-2 { margin-bottom: var(--spacing-sm) !important; }
.mb-3 { margin-bottom: var(--spacing-md) !important; }
.mb-4 { margin-bottom: var(--spacing-lg) !important; }
.mb-5 { margin-bottom: var(--spacing-xl) !important; }

.p-0 { padding: 0 !important; }
.p-1 { padding: var(--spacing-xs) !important; }
.p-2 { padding: var(--spacing-sm) !important; }
.p-3 { padding: var(--spacing-md) !important; }
.p-4 { padding: var(--spacing-lg) !important; }
.p-5 { padding: var(--spacing-xl) !important; }

/* Responsive spacing utilities */
@media (max-width: 767px) {
    .m-md-0 { margin: 0 !important; }
    .m-md-1 { margin: var(--spacing-xs) !important; }
    .m-md-2 { margin: var(--spacing-sm) !important; }
    
    .p-md-0 { padding: 0 !important; }
    .p-md-1 { padding: var(--spacing-xs) !important; }
    .p-md-2 { padding: var(--spacing-sm) !important; }
}

@media (max-width: 575px) {
    .m-sm-0 { margin: 0 !important; }
    .m-sm-1 { margin: var(--spacing-xs) !important; }
    
    .p-sm-0 { padding: 0 !important; }
    .p-sm-1 { padding: var(--spacing-xs) !important; }
}

/* Animation Utilities */\n.fade-in {\n    animation: fadeIn 0.5s ease-in;\n}\n\n.fade-in-up {\n    animation: fadeInUp 0.6s ease-out;\n}\n\n.slide-in-left {\n    animation: slideInLeft 0.5s ease-out;\n}\n\n@keyframes fadeInUp {\n    from {\n        opacity: 0;\n        transform: translateY(30px);\n    }\n    to {\n        opacity: 1;\n        transform: translateY(0);\n    }\n}\n\n@keyframes slideInLeft {\n    from {\n        opacity: 0;\n        transform: translateX(-30px);\n    }\n    to {\n        opacity: 1;\n        transform: translateX(0);\n    }\n}\n\n/* Touch-friendly utilities */\n@media (max-width: 767px) {\n    .btn {\n        padding: var(--spacing-sm) var(--spacing-md);\n        font-size: var(--font-size-base);\n        min-height: 44px; /* Minimum touch target */\n    }\n    \n    .nav-tabs a {\n        min-height: 44px;\n        display: flex;\n        align-items: center;\n        justify-content: center;\n    }\n}\n\n/* Interactive Elements Responsive Design */\n.search-results {\n    position: absolute;\n    top: 100%;\n    left: 0;\n    right: 0;\n    background: white;\n    border: 1px solid #e9ecef;\n    border-radius: 8px;\n    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);\n    max-height: 400px;\n    overflow-y: auto;\n    z-index: 1000;\n}\n\n.search-result-item {\n    padding: var(--spacing-sm) var(--spacing-md);\n    border-bottom: 1px solid #f1f3f4;\n    cursor: pointer;\n    transition: background-color 0.2s ease;\n}\n\n.search-result-item:hover {\n    background-color: #f8f9fa;\n}\n\n/* Progress Elements */\n.progress-container {\n    background: white;\n    border-radius: 12px;\n    padding: var(--spacing-lg);\n    margin: var(--spacing-lg) 0;\n    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);\n    border: 1px solid #e9ecef;\n}\n\n.progress-bar {\n    width: 100%;\n    height: 12px;\n    background-color: #e9ecef;\n    border-radius: 6px;\n    overflow: hidden;\n    margin-bottom: var(--spacing-md);\n}\n\n.progress-fill {\n    height: 100%;\n    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);\n    transition: width 0.5s ease;\n    border-radius: 6px;\n}\n\n/* Timer Elements */\n.timer-container {\n    margin-top: var(--spacing-sm);\n    padding: var(--spacing-sm);\n    background: rgba(255, 255, 255, 0.9);\n    border-radius: 8px;\n    border: 1px solid #e9ecef;\n}\n\n.timer-display {\n    display: flex;\n    align-items: center;\n    gap: var(--spacing-sm);\n    padding: var(--spacing-xs) 0;\n}\n\n.timer-countdown {\n    font-family: 'Monaco', 'Menlo', monospace;\n    font-size: var(--font-size-lg);\n    font-weight: 700;\n    color: #dc3545;\n}\n\n/* Equipment Status */\n.equipment-status {\n    margin-top: var(--spacing-sm);\n    padding: var(--spacing-sm) 0;\n    border-top: 1px solid #e9ecef;\n    display: flex;\n    justify-content: space-between;\n    align-items: center;\n}\n\n.status-indicator {\n    display: flex;\n    align-items: center;\n    gap: var(--spacing-xs);\n}\n\n.status-dot {\n    width: 8px;\n    height: 8px;\n    border-radius: 50%;\n    background-color: #28a745;\n    animation: pulse 2s infinite;\n}\n\n@keyframes pulse {\n    0% { opacity: 1; }\n    50% { opacity: 0.5; }\n    100% { opacity: 1; }\n}\n\n/* Emergency Quick Access */\n.emergency-quick-access {\n    background: linear-gradient(135deg, #fff5f5 0%, #fed7d7 100%);\n    border: 2px solid #dc3545;\n    border-radius: 12px;\n    padding: var(--spacing-lg);\n    margin: var(--spacing-lg) 0;\n}\n\n.emergency-buttons {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr));\n    gap: var(--spacing-sm);\n}\n\n.emergency-btn {\n    background: #dc3545;\n    color: white;\n    border: none;\n    padding: var(--spacing-sm) var(--spacing-md);\n    border-radius: 8px;\n    cursor: pointer;\n    font-size: var(--font-size-sm);\n    font-weight: 600;\n    transition: all 0.3s ease;\n    min-height: 44px;\n    display: flex;\n    align-items: center;\n    justify-content: center;\n    gap: var(--spacing-xs);\n}\n\n/* Process Checkbox Styling */\n.process-checkbox {\n    margin-right: var(--spacing-sm);\n    transform: scale(1.2);\n    cursor: pointer;\n}\n\nli.completed {\n    background: rgba(40, 167, 69, 0.1);\n    border-left: 4px solid #28a745;\n    transition: all 0.3s ease;\n}\n\n/* Notifications */\n.notification {\n    position: fixed;\n    top: 20px;\n    right: 20px;\n    background: #28a745;\n    color: white;\n    padding: var(--spacing-md) var(--spacing-lg);\n    border-radius: 8px;\n    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);\n    z-index: 2000;\n    transform: translateX(100%);\n    transition: transform 0.3s ease;\n    max-width: 300px;\n    font-size: var(--font-size-sm);\n}\n\n.notification.show {\n    transform: translateX(0);\n}\n\n/* Responsive adjustments for interactive elements */\n@media (max-width: 767px) {\n    .emergency-buttons {\n        grid-template-columns: 1fr;\n    }\n    \n    .notification {\n        top: 10px;\n        right: 10px;\n        left: 10px;\n        max-width: none;\n    }\n    \n    .timer-display {\n        flex-direction: column;\n        align-items: flex-start;\n        gap: var(--spacing-xs);\n    }\n    \n    .equipment-status {\n        flex-direction: column;\n        gap: var(--spacing-xs);\n        align-items: flex-start;\n    }\n}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Empty State Styles */
.empty-tab {
    text-align: center;
    padding: 3rem 1rem;
}

.empty-state {
    max-width: 600px;
    margin: 0 auto;
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-message {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
}

.empty-instructions {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    margin: 2rem 0;
    text-align: left;
}

.empty-instructions h3 {
    margin-bottom: 1rem;
    color: #333;
}

.file-list {
    list-style: none;
    padding: 0;
}

.file-list li {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.file-list code {
    background: #e9ecef;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.85rem;
    color: #667eea;
    font-weight: 600;
}

.file-desc {
    color: #666;
    font-size: 0.9rem;
}

.empty-example {
    text-align: left;
    margin-top: 2rem;
}

.empty-example h4 {
    margin-bottom: 1rem;
    color: #333;
}

.code-block {
    background: #2d3748;
    color: #e2e8f0;
    padding: 1.5rem;
    border-radius: 8px;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.85rem;
    line-height: 1.5;
    overflow-x: auto;
}

/* JSON-Generated Content Styles */
.page-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 0;
}

.page-header h1 {
    color: #333;
    margin-bottom: 0.5rem;
    font-size: 2.5rem;
}

.page-header .subtitle {
    color: #666;
    font-size: 1.2rem;
    font-weight: 300;
}

.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 2rem;
    border-radius: 15px;
    text-align: center;
    margin-bottom: 3rem;
}

.hero-section h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: white;
}

.hero-subtitle {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.8;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-content {
    margin-bottom: 1.5rem;
}

.section-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.section-item {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.section-item:hover {
    transform: translateY(-5px);
}

.section-item h3 {
    color: #333;
    margin-bottom: 1rem;
}

.section-item p {
    color: #666;
    margin-bottom: 1rem;
}

/* Grid Styles */
.grid-container {
    margin: 2rem 0;
}

.grid-title {
    text-align: center;
    margin-bottom: 2rem;
    color: #333;
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-auto {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

.grid-item {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
}

.grid-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.15);
}

.grid-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #667eea;
}

.grid-item h3 {
    color: #333;
    margin-bottom: 1rem;
}

.grid-item p {
    color: #666;
    margin-bottom: 1.5rem;
}

.grid-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.grid-link:hover {
    color: #5a6fd8;
}

/* Cards Container */
.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px 8px 0 0;
}

.card-content {
    padding: 1.5rem;
}

.card-title {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.card-text {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.card-btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: #667eea;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s ease;
}

.card-btn:hover {
    background: #5a6fd8;
}

/* List Styles */
.list-container {
    margin: 2rem 0;
}

.list-title {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.content-list {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.content-list li {
    margin-bottom: 0.75rem;
    color: #666;
}

.content-list li strong {
    color: #333;
    display: block;
    margin-bottom: 0.25rem;
}

/* Responsive Grid Adjustments */
@media (max-width: 768px) {
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }
    
    .hero-section {
        padding: 2rem 1rem;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .section-items {
        grid-template-columns: 1fr;
    }
}