/* Base Styles and Variables */
:root {
    /* Colors from your globals.css */
    --background: 0 0% 100%;
    --foreground: 0 0% 3.9%;
    --card: 0 0% 100%;
    --card-foreground: 0 0% 3.9%;
    --popover: 0 0% 100%;
    --popover-foreground: 0 0% 3.9%;
    --primary: 0 0% 9%;
    --primary-foreground: 0 0% 98%;
    --secondary: 0 0% 96.1%;
    --secondary-foreground: 0 0% 9%;
    --muted: 0 0% 96.1%;
    --muted-foreground: 0 0% 45.1%;
    --accent: 0 0% 96.1%;
    --accent-foreground: 0 0% 9%;
    --destructive: 0 84.2% 60.2%;
    --destructive-foreground: 0 0% 98%;
    --border: 0 0% 89.8%;
    --input: 0 0% 89.8%;
    --ring: 0 0% 3.9%;
    --radius: 0.5rem;
    
    /* Converted to actual colors for easier use in CSS */
    --color-background: hsl(0, 0%, 100%);
    --color-foreground: hsl(0, 0%, 3.9%);
    --color-card: hsl(0, 0%, 100%);
    --color-card-foreground: hsl(0, 0%, 3.9%);
    --color-primary: hsl(0, 0%, 9%);
    --color-primary-foreground: hsl(0, 0%, 98%);
    --color-secondary: hsl(0, 0%, 96.1%);
    --color-secondary-foreground: hsl(0, 0%, 9%);
    --color-muted: hsl(0, 0%, 96.1%);
    --color-muted-foreground: hsl(0, 0%, 45.1%);
    --color-accent: hsl(0, 0%, 96.1%);
    --color-accent-foreground: hsl(0, 0%, 9%);
    --color-border: hsl(0, 0%, 89.8%);
    --color-blue: #4361ee;
    
    /* Additional variables for spacing and layout */
    --container-width: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-large: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --border-radius: 0.5rem;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', Arial, Helvetica, sans-serif;
    line-height: 1.6;
    color: var(--color-foreground);
    background-color: var(--color-background);
}

img {
    max-width: 100%;
    height: auto;
}

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

a:hover {
    opacity: 0.8;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    font-size: 1rem;
}

.btn .icon {
    margin-left: 0.5rem;
    width: 16px;
    height: 16px;
}

.btn.primary {
    background-color: var(--color-blue);
    color: white;
    border: none;
}

.btn.primary:hover {
    opacity: 0.9;
}

.btn.secondary {
    background-color: white;
    color: var(--color-foreground);
    border: 1px solid var(--color-border);
}

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

/* Header */
header {
    padding: 1rem 0;
    background-color: var(--color-background);
    border-bottom: 1px solid var(--color-border);
}

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

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-blue);
    text-decoration: none;
}

nav ul {
    display: flex;
    gap: var(--spacing-sm);
}

nav ul li a {
    color: var(--color-foreground);
    font-weight: 500;
    padding: 0.5rem 0.8rem;
    border-radius: var(--border-radius);
    text-decoration: none;
}

nav ul li a:hover, nav ul li a.active {
    color: var(--color-blue);
}

nav ul li a.contact-btn {
    background-color: var(--color-blue);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
}

nav ul li a.contact-btn:hover {
    opacity: 0.9;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-foreground);
    margin: 5px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

.hero-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.project-badge {
    display: inline-block;
    background-color: rgba(67, 97, 238, 0.1);
    color: var(--color-blue);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 500;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    font-weight: 700;
}

.hero-content h1 em {
    font-style: italic;
}

.hero-content p {
    font-size: 1.125rem;
    color: var(--color-muted-foreground);
    max-width: 32rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
}

.hero-image {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.hero-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Abstract Section */
.abstract-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.title-line {
    height: 4px;
    width: 4rem;
    background-color: var(--color-blue);
    margin: 0 auto;
}

.abstract-cards {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.abstract-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.abstract-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

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

.icon-circle {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background-color: rgba(67, 97, 238, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-circle svg {
    color: var(--color-blue);
    width: 1.25rem;
    height: 1.25rem;
}

.card-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

.abstract-card p {
    color: var(--color-muted-foreground);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.abstract-card p:last-child {
    margin-bottom: 0;
}

.abstract-card a {
    color: var(--color-blue);
    font-weight: 500;
}

.abstract-card a:hover {
    text-decoration: underline;
}

/* Video Section */
.video-section {
    padding: 4rem 0;
    background-color: var(--color-secondary);
}

.video-container {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.video-container iframe {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-large);
    max-width: 100%;
}

/* Team Section */
.team-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.team-member {
    text-align: center;
}

.member-photo {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.member-photo:hover {
    transform: scale(1.1);
}

.member-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-member h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.team-member p {
    color: var(--color-muted-foreground);
    margin-bottom: 0.5rem;
}

.linkedin-link {
    display: inline-flex;
    align-items: center;
    color: var(--color-blue);
    font-size: 0.875rem;
}

.linkedin-link svg {
    margin-right: 0.25rem;
}

.linkedin-link:hover {
    text-decoration: underline;
}

/* Gantt Chart Section */
.gantt-section {
    padding: 4rem 0;
    background-color: var(--color-secondary);
}

.color-legend {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-muted-foreground);
}

.color-box {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    margin: 0 0.25rem;
    vertical-align: middle;
}

.color-box.light {
    background-color: #dedeff;
}

.color-box.medium {
    background-color: #9391ff;
}

.color-box.dark {
    background-color: #635dff;
}

.gantt-container {
    position: relative;
    width: 100%;
    max-width: 931px;
    margin: 1.5rem auto 0;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-large);
}

.gantt-container img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

/* Footer */
footer {
    background-color: var(--color-secondary);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.footer-logo h2 {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-blue);
}

.footer-logo p {
    color: var(--color-muted-foreground);
    max-width: 300px;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.link-group h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-foreground);
}

.link-group ul li {
    margin-bottom: var(--spacing-xs);
}

.link-group ul li a {
    color: var(--color-muted-foreground);
}

.link-group ul li a:hover {
    color: var(--color-blue);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    color: var(--color-muted-foreground);
}

/* Responsive Styles */
@media (max-width: 1200px) {
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }
}

@media (max-width: 992px) {
    .hero-section .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        order: 1;
    }
    
    .hero-image {
        order: 0;
        margin: 0 auto;
        max-width: 500px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .project-badge {
        margin: 0 auto;
    }
    
    .hero-content p {
        margin: 0 auto;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
    
    .footer-logo {
        text-align: center;
    }
    
    .footer-logo p {
        max-width: 100%;
    }
    
    .footer-links {
        justify-content: space-around;
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-background);
        box-shadow: var(--shadow);
        padding: 1rem 0;
        opacity: 0;
        transform: translateY(-20px);
        transition: opacity 0.3s ease, transform 0.3s ease;
    }
    
    nav.active {
        display: block;
        opacity: 1;
        transform: translateY(0);
    }
    
    nav ul {
        flex-direction: column;
        align-items: center;
    }
    
    nav ul li {
        width: 100%;
        text-align: center;
    }
    
    nav ul li a {
        display: block;
        padding: 0.8rem;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

@media (max-width: 576px) {
    .hero-buttons {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .video-container iframe {
        height: 250px;
    }
}

/* Additional styles for requirements.html */

/* Partner Section */
.partner-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.3), hsla(0, 0%, 96.1%, 0.1));
}

.partner-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.partner-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
}

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

.partner-logo {
    width: 200px;
    height: 80px;
    margin-right: 1rem;
}

.partner-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.partner-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.partner-card p {
    color: var(--color-muted-foreground);
    line-height: 1.6;
}

.partner-note {
    margin-top: 3rem;
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    max-width: 48rem;
    margin-left: auto;
    margin-right: auto;
}

/* Background Section */
.background-section {
    padding: 5rem 0;
    background: linear-gradient(to bottom, white, var(--color-secondary));
}

.background-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.background-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-blue);
    margin-bottom: 1rem;
}

.background-card p {
    color: var(--color-muted-foreground);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.goals-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.goals-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.goals-header {
    background-color: rgba(67, 97, 238, 0.7);
    padding: 1rem;
    color: white;
}

.goals-header svg {
    display: inline-block;
    margin-right: 0.5rem;
    vertical-align: middle;
}

.goals-header h3 {
    display: inline-block;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.goals-header p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

.goals-list {
    padding: 1.5rem;
}

.goals-list li {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
}

.goal-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: rgba(67, 97, 238, 0.9);
}

.goal-desc {
    color: var(--color-muted-foreground);
    line-height: 1.5;
}

/* Gathering Section */
.gathering-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.1), hsla(0, 0%, 96.1%, 0.3));
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
}

.feature-icon {
    margin-bottom: 1rem;
    color: var(--color-blue);
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--color-muted-foreground);
    line-height: 1.7;
}

/* Interview Section */
.interview-section {
    padding: 3rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.3), hsla(0, 0%, 96.1%, 0.1));
}

.interview-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.interview-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
}

.interview-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.interview-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.interview-question {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.interview-question summary {
    padding: 0.75rem;
    background-color: rgba(67, 97, 238, 0.05);
    cursor: pointer;
    font-weight: 500;
    color: var(--color-blue);
    border-radius: var(--border-radius);
}

.interview-question summary:hover {
    text-decoration: underline;
}

.interview-question p {
    padding: 1rem;
    color: var(--color-muted-foreground);
    border: 1px solid rgba(67, 97, 238, 0.1);
    border-top: none;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
}

/* Personas Section */
.personas-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

.personas-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.persona-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
    text-align: center;
}

.persona-image {
    margin-bottom: 1rem;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.persona-image img {
    width: 100%;
    height: auto;
}

.persona-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.persona-quote {
    font-style: italic;
    color: var(--color-muted-foreground);
    margin-bottom: 1rem;
}

.persona-desc {
    color: var(--color-muted-foreground);
    text-align: left;
}

/* Use Cases Section */
.use-cases-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.1), hsla(0, 0%, 96.1%, 0.3));
}

.use-case-diagram {
    margin: 2rem auto;
    max-width: 900px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.use-case-tables {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 3rem;
}

.use-case-table {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
}

.use-case-table h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-align: center;
}

.use-case-table table {
    width: 100%;
    border-collapse: collapse;
}

.use-case-table th {
    text-align: left;
    padding: 0.75rem;
    font-weight: 600;
    vertical-align: top;
    width: 150px;
}

.use-case-table td {
    padding: 0.75rem;
    color: var(--color-muted-foreground);
}

.use-case-table td ol {
    padding-left: 1.5rem;
}

.use-case-table td ol li {
    margin-bottom: 0.5rem;
}

.use-case-table td code {
    background-color: rgba(67, 97, 238, 0.1);
    padding: 0.125rem 0.25rem;
    border-radius: 0.25rem;
    font-family: monospace;
}

/* MoSCoW Section */
.moscow-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

.requirements-group {
    margin-top: 3rem;
}

.requirements-group h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
}

.moscow-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.moscow-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
}

.moscow-header {
    padding: 1rem;
    background-color: #f3f4f6;
}

.moscow-header h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

.moscow-content {
    padding: 1.5rem;
}

.moscow-content ol {
    padding-left: 1.5rem;
    color: var(--color-muted-foreground);
}

.moscow-content ol li {
    margin-bottom: 0.75rem;
}

/* Responsive Styles for Requirements Page */
@media (max-width: 992px) {
    .partner-grid,
    .goals-grid,
    .feature-grid,
    .interview-grid,
    .personas-grid,
    .moscow-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .partner-header {
        flex-direction: column;
        text-align: center;
    }
    
    .partner-logo {
        margin-right: 0;
        margin-bottom: 1rem;
    }
}

/* Additional styles for research.html */

/* Use Case Note Section */
.use-case-note-section {
    padding: 5rem 0 3rem;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.3), hsla(0, 0%, 96.1%, 0.1));
}

.use-case-note {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
    margin-top: 1.5rem;
}

.use-case-note a {
    color: var(--color-blue);
    word-break: break-all;
}

.use-case-note a:hover {
    text-decoration: underline;
}

/* Related Projects Section */
.related-projects-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.1), hsla(0, 0%, 96.1%, 0.3));
}

.section-intro {
    max-width: 48rem;
    margin-bottom: 3rem;
    margin-left: auto;
    margin-right: auto; /* This centers the section horizontally */
    text-align: center; /* This centers the text inside the section */
}

.section-intro p {
    color: var(--color-muted-foreground);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.research-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
    margin-bottom: 3rem;
}

.research-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.research-image {
    margin-bottom: 1.5rem;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.research-image img {
    width: 100%;
    height: auto;
    display: block;
}

.research-content p {
    color: var(--color-muted-foreground);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.research-content h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 1.5rem 0 1rem;
}

.research-content ul {
    list-style-type: disc;
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--color-muted-foreground);
}

.research-content ul li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.research-content strong {
    font-weight: 600;
}

/* Case Study Section */
.case-study-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

/* Technology Review Section */
.technology-review-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.3), hsla(0, 0%, 96.1%, 0.1));
}

.tech-review-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.tech-review-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tech-review-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.tech-review-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.tech-review-card p {
    color: var(--color-muted-foreground);
    line-height: 1.6;
}

/* Technical Summary Section */
.technical-summary-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.1), hsla(0, 0%, 96.1%, 0.3));
}

.technical-summary-box {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
    margin-top: 2rem;
}

.technical-summary-box p {
    color: var(--color-muted-foreground);
    line-height: 1.7;
}

/* References Section */
.references-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

.references-box {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
    margin-top: 2rem;
}

.references-box ol {
    list-style-type: decimal;
    padding-left: 1.5rem;
    color: var(--color-muted-foreground);
}

.references-box ol li {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.references-box a {
    color: var(--color-blue);
    word-break: break-all;
}

.references-box a:hover {
    text-decoration: underline;
}

.references-box i {
    font-style: italic;
}

/* Responsive Styles for Research Page */
@media (max-width: 992px) {
    .tech-review-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .research-card {
        padding: 1.5rem;
    }
    
    .research-card h3 {
        font-size: 1.25rem;
    }
    
    .research-content h4 {
        font-size: 1.1rem;
    }
}

/* Additional styles for ui-design.html */

/* Design Principles Section */
.design-principles-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.3), hsla(0, 0%, 96.1%, 0.1));
}

/* Accordion Styles */
.accordion {
    margin-top: 2rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

/* Accordion Item */
.accordion-item {
    margin-bottom: 1.2rem;
    border: 1px solid var(--color-border, #ddd);
    border-radius: var(--border-radius, 8px);
    background-color: var(--color-background, #fff);
    overflow: hidden; /* Ensure no overflow happens when content is hidden */
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1); /* Soft shadow for depth */
    padding: 0; /* Reset padding for consistent spacing */
}

/* Accordion Header */
.accordion-header {
    background-color: var(--color-header-background, #f8f8f8); /* Light background */
    padding: 0;
    border-bottom: 1px solid var(--color-border, #ddd); /* Subtle border */
}

/* Accordion Button */
.accordion-button {
    width: 100%;
    padding: 1rem 1.5rem;
    text-align: left;
    font-weight: 600;
    background-color: transparent;
    border: none;
    cursor: pointer;
    position: relative;
    font-size: 1rem;
    color: var(--color-text, #333); /* Dark text for readability */
    transition: all 0.3s ease-in-out;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Accordion Button Hover Effect */
.accordion-button:hover {
    background-color: var(--color-hover-background, #f1f1f1); /* Light hover background */
}

/* Chevron Icon (Plus/Minus) */
.accordion-button::after {
    content: '+';
    position: absolute;
    right: 1rem;
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

/* Active State for Button (Minus sign) */
.accordion-button.active::after {
    content: '-';
    transform: rotate(180deg); /* Slight rotation for better effect */
}

/* Accordion Content */
.accordion-content {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden; /* Prevent overflow when closed */
    transition: max-height 0.4s ease-in-out, padding 0.4s ease-in-out, overflow 0s ease-in-out;
    background-color: var(--color-content-background, #f9f9f9); /* Soft background */
    color: var(--color-muted-foreground, #666); /* Muted text color */
}

/* Active Accordion Content */
.accordion-content.active {
    max-height: 1000px; /* Allow enough space for content */
    padding: 1rem 1.5rem; /* Ensure padding remains consistent */
}

/* Paragraph Style within Accordion */
.accordion-content p {
    margin-bottom: 1rem;
    line-height: 1.7;
    font-size: 1rem;
    color: var(--color-muted-foreground, #666);
}

/* Accordion Subheadings (h4) */
.accordion-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 1.5rem 0 1rem;
    color: var(--color-text, #333);
}

/* Accordion List */
.accordion-content ul {
    list-style-type: disc;
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

/* List Item Style */
.accordion-content ul li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Ensuring Consistent Height and Padding for all items */
.accordion-item:not(:last-child) {
    margin-bottom: 1.2rem; /* Space between accordion items */
}

/* Specific Style to ensure UI/UX Accordion Item is consistent */
.accordion-item.uiux {
    padding: 0; /* Reset padding if it was causing inconsistency */
}

/* Ensure no margin or padding issues for UI/UX item */
.accordion-item.uiux .accordion-button {
    padding: 1rem 1.5rem; /* Reset padding to ensure consistency */
}

/* Responsive Design for Smaller Screens */
@media (max-width: 768px) {
    .accordion-button {
        font-size: 0.9rem; /* Slightly smaller font on mobile */
    }

    .accordion-content {
        padding: 1rem; /* Slightly smaller padding for mobile */
    }
}


/* Sketching Section */
.sketching-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

.sketch-container {
    margin-top: 3rem;
}

.sketch-container h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.sketch-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-large);
}

.sketch-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Prototype Section */
.prototype-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.1), hsla(0, 0%, 96.1%, 0.3));
}

.prototype-container {
    margin-top: 3rem;
}

.prototype-container h3 {
    font-size: 1.5rem0%,96.1%,0.3));
}

.prototype-container {
    margin-top: 3rem;
}

.prototype-container h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.prototype-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-large);
}

.prototype-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Evaluation Section */
.evaluation-section {
    margin-top: 3rem;
}

.evaluation-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
}

.evaluation-section p {
    color: var(--color-muted-foreground);
    line-height: 1.7;
    margin-bottom: 2rem;
    text-align: center;
    max-width: 48rem;
    margin-left: auto;
    margin-right: auto;
}

.evaluation-table {
    overflow-x: auto;
    margin-bottom: 2rem;
}

.evaluation-table table {
    width: 100%;
    border-collapse: collapse;
}

.evaluation-table th {
    background-color: var(--color-muted);
    padding: 0.75rem 1rem;
    text-align: left;
    font-weight: 600;
    border: 1px solid var(--color-border);
}

.evaluation-table td {
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    color: var(--color-muted-foreground);
}

.evaluation-table tr:nth-child(even) {
    background-color: var(--color-muted);
    background-color: rgba(0, 0, 0, 0.02);
}

.evaluation-table .text-center {
    text-align: center;
}

/* Evaluation Cards */
.evaluation-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.evaluation-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
}

.evaluation-card h4 {
    display: flex;
    align-items: center;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--color-border);
}

.evaluation-card h4 svg {
    margin-right: 0.5rem;
}

.evaluation-card.positive h4 svg {
    color: #10b981; /* Green color for check icon */
}

.evaluation-card.improvements h4 svg {
    color: #f59e0b; /* Yellow color for alert icon */
}

.evaluation-card ul {
    list-style: none;
}

.evaluation-card ul li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-muted-foreground);
    line-height: 1.6;
}

.evaluation-card ul li:last-child {
    border-bottom: none;
}

/* Final Design Section */
.final-design-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

.final-design-container {
    margin-top: 3rem;
}

.final-design-container h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.final-design-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-large);
}

.final-design-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* References Section */
.reference-item {
    padding-left: 2rem;
    text-indent: -2rem;
    margin-bottom: 1rem;
    color: var(--color-muted-foreground);
    line-height: 1.6;
}

.reference-item a {
    color: var(--color-blue);
}

.reference-item a:hover {
    text-decoration: underline;
}

/* Responsive Styles for UI Design Page */
@media (max-width: 992px) {
    .evaluation-cards {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .accordion-button {
        padding: 0.75rem 1rem;
    }
    
    .accordion-button::after {
        right: 1rem;
    }
    
    .accordion-content {
        padding: 0 1rem;
    }
    
    .sketch-container h3,
    .prototype-container h3,
    .final-design-container h3 {
        font-size: 1.25rem;
    }
    
    .evaluation-section h3 {
        font-size: 1.25rem;
    }
}

/* Additional styles for system-design.html */

/* System Architecture Section */
.system-architecture-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.3), hsla(0, 0%, 96.1%, 0.1));
}

.architecture-image {
    margin: 3rem 0;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-large);
}

.architecture-image img {
    width: 100%;
    height: auto;
    display: block;
}

.components-overview {
    max-width: 48rem;
    margin: 0 auto;
}

.components-overview h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.components-overview p {
    color: var(--color-muted-foreground);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.components-overview ul {
    list-style-type: none;
    padding: 0;
}

.components-overview li {
    margin-bottom: 1.5rem;
    color: var(--color-muted-foreground);
    line-height: 1.7;
}

.components-overview strong {
    font-weight: 600;
}

/* Design Patterns Section */
.design-patterns-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

.design-patterns-table {
    margin-top: 3rem;
    overflow-x: auto;
}

.design-patterns-table table {
    width: 100%;
    border-collapse: collapse;
}

.design-patterns-table th {
    background-color: var(--color-muted);
    padding: 1rem 1.5rem;
    text-align: left;
    font-weight: 600;
    border: 1px solid var(--color-border);
    font-size: 1.1rem;
}

.design-patterns-table td {
    padding: 1rem 1.5rem;
    border: 1px solid var(--color-border);
    color: var(--color-muted-foreground);
    line-height: 1.6;
}

.design-patterns-table tr:nth-child(even) {
    background-color: var(--color-muted);
    background-color: rgba(0, 0, 0, 0.02);
}

.pattern-name {
    font-weight: 600;
    min-width: 200px;
}

/* Class Diagrams Section */
.class-diagrams-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.1), hsla(0, 0%, 96.1%, 0.3));
}

.class-diagram-image {
    margin-top: 3rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-large);
    position: relative;
    cursor: pointer;
}

.class-diagram-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: opacity 0.3s ease;
}

.class-diagram-image:hover img {
    opacity: 0.9;
}

.image-overlay {
    position: absolute;
    top: 0;
    right: 0;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
    border-bottom-left-radius: var(--border-radius);
    z-index: 10;
}

/* Data Storage Section */
.data-storage-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

.database-tables {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.database-table {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.table-header {
    background-color: rgba(var(--color-primary-rgb), 0.1);
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.table-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.table-header p {
    font-size: 0.875rem;
    color: var(--color-muted-foreground);
}

.table-content {
    overflow-x: auto;
}

.table-content table {
    width: 100%;
    border-collapse: collapse;
}

.table-content th {
    background-color: var(--color-muted);
    padding: 0.75rem 1rem;
    text-align: left;
    font-weight: 600;
    border: 1px solid var(--color-border);
}

.table-content td {
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    color: var(--color-muted-foreground);
    line-height: 1.5;
}

.table-content tr:nth-child(even) {
    background-color: rgba(0, 0, 0, 0.02);
}

.column-name {
    font-weight: 600;
    min-width: 180px;
}

.database-relationships {
    margin-top: 3rem;
    max-width: 48rem;
}

.database-relationships h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.database-relationships p {
    color: var(--color-muted-foreground);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.database-relationships ul {
    list-style-type: disc;
    padding-left: 1.5rem;
    color: var(--color-muted-foreground);
}

.database-relationships li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.database-relationships strong {
    font-weight: 600;
}

/* API Documentation Section */
.api-documentation-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.3), hsla(0, 0%, 96.1%, 0.1));
}

.api-button-container {
    display: flex;
    justify-content: center;
    margin-top: 3rem;
}

.api-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    background-color: var(--color-primary);
    color: var(--color-primary-foreground);
    border-radius: var(--border-radius);
    font-weight: 500;
    text-decoration: none;
    transition: background-color 0.3s ease;
    box-shadow: var(--shadow);
}

.api-button:hover {
    color: black;
    background-color: white;
  }
  

.api-button span {
    margin-right: 0.5rem;
}

/* Responsive Styles for System Design Page */
@media (max-width: 992px) {
    .components-overview {
        padding: 0 1rem;
    }
}

@media (max-width: 768px) {
    .table-header h3 {
        font-size: 1.1rem;
    }
    
    .pattern-name,
    .column-name {
        min-width: 150px;
    }
    
    .api-button {
        padding: 0.75rem 1.5rem;
    }
}

@media (max-width: 576px) {
    .design-patterns-table th,
    .design-patterns-table td,
    .table-content th,
    .table-content td {
        padding: 0.5rem 0.75rem;
        font-size: 0.9rem;
    }
}

/* Additional styles for implementation.html */

/* Implementation Container */
.implementation-container {
    display: flex;
    min-height: calc(100vh - 80px);
}

/* Sidebar Styles */
.implementation-sidebar {
    width: 260px;
    position: fixed;
    top: 80px;
    bottom: 0;
    left: 0;
    overflow-y: auto;
    background-color: var(--color-muted);
    background-color: rgba(0, 0, 0, 0.03);
    padding: 2rem 1rem;
    border-right: 1px solid var(--color-border);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-section {
    display: flex;
    flex-direction: column;
}

.sidebar-heading {
    font-weight: 600;
    color: var(--color-foreground);
    text-decoration: none;
    padding: 0.5rem 0;
    transition: color 0.2s ease;
}

.sidebar-heading:hover {
    color: var(--color-primary);
}

.sidebar-links {
    display: flex;
    flex-direction: column;
    padding-left: 1rem;
}

.sidebar-links a {
    padding: 0.25rem 0;
    color: var(--color-muted-foreground);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.sidebar-links a:hover {
    color: var(--color-primary);
}

/* Main Content Styles */
.implementation-content {
    flex: 1;
    margin-left: 260px;
}

.widget-section, .website-section, .backend-section {
    padding: 3rem 0;
}

.widget-section, .backend-section {
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.3), hsla(0, 0%, 96.1%, 0.1));
}

.website-section {
    background-color: var(--color-background);
}

.section-container {
    max-width: 48rem;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-container h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-top: 5rem;
    margin-top: -5rem;
}

.section-container h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-top: 3rem;
    margin-bottom: 1rem;
    padding-top: 5rem;
    margin-top: -5rem;
}

.section-container h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.section-container p {
    color: var(--color-muted-foreground);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

/* Framework Items */
.framework-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.framework-image {
    flex-shrink: 0;
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius);
    overflow: hidden;
    background-color: var(--color-background);
    box-shadow: var(--shadow);
}

.framework-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.framework-content {
    flex: 1;
}

.framework-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.framework-content p {
    color: var(--color-muted-foreground);
    line-height: 1.6;
}

/* Code Styles */
.inline-code {
    font-family: monospace;
    background-color: var(--color-muted);
    padding: 0.1rem 0.3rem;
    border-radius: 0.25rem;
    font-size: 0.9em;
    color: var(--color-blue);
    border: 1px solid var(--color-border);
}

.code-snippet {
    margin: 1.5rem 0;
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
}

.code-snippet::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 4px;
    background-color: var(--color-blue);
}

.code-content {
    background-color: #f6f8fa;
    padding: 1rem 1rem 1rem 1.5rem;
    overflow-x: auto;
}

.code-content pre {
    margin: 0;
    font-family: monospace;
    font-size: 0.9rem;
    line-height: 1.5;
    color: #24292e;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .implementation-sidebar {
        width: 220px;
    }
    
    .implementation-content {
        margin-left: 220px;
    }
    
    .section-container {
        max-width: 42rem;
    }
}

@media (max-width: 768px) {
    .implementation-container {
        flex-direction: column;
    }
    
    .implementation-sidebar {
        position: static;
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
        padding: 1rem;
    }
    
    .implementation-content {
        margin-left: 0;
    }
    
    .framework-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .framework-image {
        width: 100px;
        height: 100px;
    }
    
    .section-container h1 {
        font-size: 2rem;
    }
    
    .section-container h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .section-container {
        padding: 0 1rem;
    }
    
    .code-content {
        padding: 0.75rem;
    }
    
    .code-content pre {
        font-size: 0.8rem;
    }
}

/* Additional styles for appendices.html */

/* User Manual Section */
.user-manual-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.3), hsla(0, 0%, 96.1%, 0.1));
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--color-muted-foreground);
    max-width: 48rem;
    margin: 0 auto 1.5rem;
}

.button-container {
    display: flex;
    justify-content: center;
    margin-top: 1.5rem;
}

.primary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 1.125rem;
    font-weight: 500;
    background-color: var(--color-primary);
    color: var(--color-primary-foreground);
    border-radius: var(--border-radius);
    text-decoration: none;
    transition: all 0.3s ease;
}

.primary-button:hover {
    transform: scale(1.05);
}

.arrow-icon {
    margin-left: 0.5rem;
    transition: transform 0.3s ease;
}

.primary-button:hover .arrow-icon {
    transform: translateX(4px);
}

.preview-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}

.preview-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: box-shadow 0.3s ease;
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.preview-card:hover {
    box-shadow: var(--shadow-large);
}

.card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.card-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.icon {
    color: var(--color-primary);
}

.card-content {
    padding: 1.25rem 1.5rem;
}

.card-content p {
    color: var(--color-muted-foreground);
    margin: 0;
}

/* Deployment Manual Section */
.deployment-manual-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

.deployment-content {
    margin-top: 2rem;
}

.deployment-steps h3,
.deployment-screenshots h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.deployment-steps p {
    color: var(--color-muted-foreground);
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.steps-list {
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.steps-list li {
    color: var(--color-muted-foreground);
    line-height: 1.6;
}

.steps-list code {
    background-color: var(--color-muted);
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    font-family: monospace;
    font-size: 0.9em;
}

.deployment-screenshots {
    margin-top: 3rem;
}

.screenshot-container {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    height: 400px;
}

.screenshot-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Legal Compliance Section */
.legal-compliance-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.1), hsla(0, 0%, 96.1%, 0.3));
}

.legal-content {
    margin-top: 3rem;
}

.legal-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.legal-box {
    background-color: var(--color-muted);
    background-color: rgba(0, 0, 0, 0.03);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
}

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

.legal-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.legal-box p {
    color: var(--color-muted-foreground);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.legal-date {
    font-size: 0.875rem;
    color: var(--color-muted-foreground);
    margin-top: 1rem;
}

.legal-box ul {
    list-style-type: disc;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-muted-foreground);
}

.legal-box ul ul {
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
}

.eula-list {
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.eula-list li {
    color: var(--color-muted-foreground);
    line-height: 1.6;
}

.eula-list ul {
    margin-top: 0.5rem;
}

.legal-note {
    font-style: italic;
    font-size: 0.875rem;
    margin-top: 1rem;
}

.disclaimer-box {
    background-color: var(--color-background);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
}

.disclaimer-box p {
    font-size: 0.75rem;
    margin: 0;
}

.legal-disclaimer {
    font-size: 0.75rem;
    font-style: italic;
    margin-top: 1rem;
}

/* Blog Section */
.blog-section {
    padding: 5rem 0;
    background-color: var(--color-background);
}

.blog-card-container {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.blog-card {
    max-width: 24rem;
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--color-border);
}

.blog-card:hover {
    box-shadow: var(--shadow-large);
    transform: translateY(-4px);
}

.blog-card-link {
    display: block;
    padding: 1.5rem;
    text-decoration: none;
    color: inherit;
}

.blog-card-icon {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    border-radius: 9999px;
    margin: 0 auto 1rem;
}

.blog-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 0.5rem;
}

.blog-card p {
    color: var(--color-muted-foreground);
    text-align: center;
    margin-bottom: 1rem;
}

.blog-card-button {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-weight: 500;
    gap: 0.25rem;
    transition: gap 0.3s ease;
}

.blog-card:hover .blog-card-button {
    gap: 0.5rem;
}

.blog-card:hover .arrow-icon {
    transform: translateX(4px);
}

/* Monthly Blogs Section */
.monthly-blogs-section {
    padding: 5rem 0;
    background-color: var(--color-muted);
    background: linear-gradient(to bottom, hsla(0, 0%, 96.1%, 0.3), hsla(0, 0%, 96.1%, 0.1));
}

.monthly-blogs-card-container {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.monthly-blogs-card {
    width: 100%;
    max-width: 48rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-large);
    transition: all 0.3s ease;
}

.monthly-blogs-card:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-xl);
}

.monthly-blogs-card a {
    display: block;
    text-decoration: none;
    color: white;
}

.monthly-blogs-card-content {
    position: relative;
    background: linear-gradient(to right, var(--color-primary), #3b82f6);
    padding: 2rem;
    text-align: center;
}

.monthly-blogs-card-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.3);
    transition: background-color 0.3s ease;
}

.monthly-blogs-card:hover .monthly-blogs-card-content::before {
    background-color: rgba(0, 0, 0, 0.4);
}

.monthly-blogs-card-content h3,
.monthly-blogs-card-content p,
.monthly-blogs-card-button {
    position: relative;
    z-index: 10;
}

.monthly-blogs-card-content h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.monthly-blogs-card-content p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
}

.monthly-blogs-card-button {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    font-weight: 500;
    margin-top: 1rem;
    transition: transform 0.3s ease;
}

.monthly-blogs-card:hover .monthly-blogs-card-button {
    transform: translateX(8px);
}

/* Responsive Styles */
@media (max-width: 992px) {
    .preview-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section-header h2 {
        font-size: 1.75rem;
    }
    
    .section-header p {
        font-size: 1rem;
    }
    
    .preview-cards {
        grid-template-columns: 1fr;
    }
    
    .monthly-blogs-card-content h3 {
        font-size: 1.5rem;
    }
    
    .monthly-blogs-card-content p {
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .primary-button {
        font-size: 1rem;
        padding: 0.625rem 1.25rem;
    }
    
    .legal-box {
        padding: 1rem;
    }
}

.tech-decisions-section {
    padding: 5rem 1rem;
    background-color: #f8fafc;
    position: relative;
    overflow: hidden;
  }
  
  .tech-decisions-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
  }
  
  .tech-decisions-container {
    max-width: 72rem;
    margin: 0 auto;
    position: relative;
  }
  
  .tech-decisions-header {
    text-align: center;
    margin-bottom: 3.5rem;
  }
  
  .tech-decisions-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #1e293b;
    position: relative;
    display: inline-block;
  }
  
  .tech-decisions-title::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
  }
  
  .tech-decisions-description {
    font-size: 1.125rem;
    color: #64748b;
    max-width: 42rem;
    margin: 0 auto;
    line-height: 1.6;
  }
  
  .product-category {
    font-size: 1.25rem;
    font-weight: 700;
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #e2e8f0;
    color: #334155;
    position: relative;
  }
  
  .product-category::before {
    content: "";
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
  }
  
  .tech-decision-card {
    background-color: white;
    border-radius: 0.5rem;
    padding: 1.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    border: 1px solid #e2e8f0;
    margin-bottom: 2rem;
    transition: transform 0.2s, box-shadow 0.2s;
  }
  
  .tech-decision-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  }
  
  .tech-decision-text {
    color: #64748b;
    text-align: left;
    margin-bottom: 1rem;
    line-height: 1.6;
  }
  
  .tech-decision-text:last-child {
    margin-bottom: 0;
  }
  
  .tech-decision-text strong {
    color: #334155;
    font-weight: 600;
  }
  
  .reference-tag {
    font-size: 0.75rem;
    vertical-align: super;
    color: #3b82f6;
    font-weight: 600;
    margin-left: 1px;
  }
  
  /* Responsive adjustments */
  @media (min-width: 768px) {
    .tech-decisions-section {
      padding: 6rem 1.5rem;
    }
    
    .tech-decisions-title {
      font-size: 2.5rem;
    }
    
    .product-category {
      font-size: 1.5rem;
    }
  }
  
  /* Dark mode support (optional) */
  @media (prefers-color-scheme: dark) {
    .tech-decisions-section {
      background-color: #1e293b;
    }
    
    .tech-decisions-title {
      color: #f1f5f9;
    }
    
    .tech-decisions-description {
      color: #94a3b8;
    }
    
    .product-category {
      color: #e2e8f0;
      border-bottom-color: #334155;
    }
    
    .tech-decision-card {
      background-color: #0f172a;
      border-color: #334155;
    }
    
    .tech-decision-text {
      color: #94a3b8;
    }
    
    .tech-decision-text strong {
      color: #e2e8f0;
    }
  }

  /* Technology Review Section Styling */
.tech-review-section {
    padding: 5rem 1rem;
    background-color: #f8fafc;
    position: relative;
  }
  
  .tech-review-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
  }
  
  .tech-review-container {
    max-width: 72rem;
    margin: 0 auto;
    position: relative;
  }
  
  /* Header styling */
  .tech-review-header {
    text-align: center;
    margin-bottom: 3rem;
  }
  
  .tech-review-title {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #1e293b;
    position: relative;
    display: inline-block;
  }
  
  .tech-review-title::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
  }
  
  .tech-review-description {
    font-size: 1.125rem;
    color: #64748b;
    max-width: 42rem;
    margin: 0 auto;
    line-height: 1.6;
  }
  
  /* Introduction section */
  .tech-review-intro {
    text-align: left;
    margin-bottom: 3rem;
  }
  
  .tech-review-subtitle {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #1e293b;
  }
  
  .tech-review-intro-text {
    font-size: 1.125rem;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 1.5rem;
  }
  
  /* Category headings */
  .tech-review-category {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #e2e8f0;
    color: #334155;
    position: relative;
  }
  
  .tech-review-category::before {
    content: "";
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
  }
  
  /* Grid layout */
  .tech-review-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
  }
  
  /* Feature cards */
  .tech-review-card {
    background-color: white;
    border-radius: 0.5rem;
    padding: 1.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    border: 1px solid #e2e8f0;
    transition: transform 0.2s, box-shadow 0.2s;
    height: 100%;
    display: flex;
    flex-direction: column;
  }
  
  .tech-review-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  }
  
  .tech-review-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e293b;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #f1f5f9;
  }
  
  .tech-review-card-content {
    flex-grow: 1;
  }
  
  /* Feature lists */
  .tech-review-feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .tech-review-feature {
    display: flex;
    align-items: center;
    line-height: 1.5;
    color: #64748b;
  }
  
  .tech-review-check-icon {
    color: #22c55e;
    font-weight: bold;
    margin-right: 0.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 50%;
    background-color: rgba(34, 197, 94, 0.1);
  }
  
  .tech-review-x-icon {
    color: #ef4444;
    font-weight: bold;
    margin-right: 0.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 50%;
    background-color: rgba(239, 68, 68, 0.1);
  }
  
  /* Responsive adjustments */
  @media (min-width: 768px) {
    .tech-review-section {
      padding: 6rem 1.5rem;
    }
    
    .tech-review-grid {
      grid-template-columns: 1fr 1fr;
    }
    
    .tech-review-title {
      font-size: 2.25rem;
    }
    
    .tech-review-subtitle {
      font-size: 1.75rem;
    }
  }
  
  /* For the third card in Map API section that should span full width on mobile */
  @media (max-width: 767px) {
    .tech-review-grid .tech-review-card:nth-child(3) {
      grid-column: 1;
    }
  }
  
  /* Dark mode support (optional) */
  @media (prefers-color-scheme: dark) {
    .tech-review-section {
      background-color: #1e293b;
    }
    
    .tech-review-title, 
    .tech-review-subtitle,
    .tech-review-category,
    .tech-review-card-title {
      color: #f1f5f9;
    }
    
    .tech-review-description,
    .tech-review-intro-text,
    .tech-review-feature {
      color: #94a3b8;
    }
    
    .tech-review-card {
      background-color: #0f172a;
      border-color: #334155;
    }
    
    .tech-review-card-title {
      border-bottom-color: #334155;
    }
    
    .tech-review-category {
      border-bottom-color: #334155;
    }
  }

.small-image {
    width: 350px !important; /* Force the width */
    height: 500px !important; /* Maintain aspect ratio */
}


/* Global Footer Styles */
.navigo-footer-wrapper {
    border-top-width: 1px;
    padding-top: 3rem;
    padding-bottom: 3rem;
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  @media (min-width: 768px) {
    .navigo-footer-wrapper {
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }
  }
  
  .navigo-footer-container {
    width: 100%;
    max-width: 72rem;
    margin-left: auto;
    margin-right: auto;
  }
  
  .navigo-footer-grid {
    display: grid;
    grid-template-columns: repeat(1, minmax(0, 1fr));
    gap: 2rem;
  }
  
  @media (min-width: 768px) {
    .navigo-footer-grid {
      grid-template-columns: repeat(4, minmax(0, 1fr));
    }
  }
  
  /* Brand Section Styles */
  .navigo-footer-brand-section {
    gap: 1rem;
    display: flex;
    flex-direction: column;
  }
  
  @media (min-width: 768px) {
    .navigo-footer-brand-section {
      grid-column: span 2 / span 2;
    }
  }
  
  .navigo-logo-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }
  
  .navigo-logo {
    height: 1.5rem;
    width: auto;
  }
  
  .navigo-brand-description {
    color: var(--muted-foreground);
  }
  
  /* Project Links Styles */
  .navigo-project-links,
  .navigo-contact-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }
  
  .navigo-project-links-title,
  .navigo-contact-links-title {
    font-weight: 600;
  }
  
  .navigo-project-links-list,
  .navigo-contact-links-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }
  
  /* Link Styles */
  .navigo-database-link,
  .navigo-widget-link,
  .navigo-team-link,
  .navigo-email-link,
  .navigo-github-link,
  .navigo-university-link {
    color: var(--muted-foreground);
    transition-property: color;
    transition-duration: 0.2s;
  }
  
  .navigo-database-link:hover,
  .navigo-widget-link:hover,
  .navigo-team-link:hover,
  .navigo-email-link:hover,
  .navigo-github-link:hover,
  .navigo-university-link:hover {
    color: var(--foreground);
  }
  
  /* Copyright Section Styles */
  .navigo-footer-copyright {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top-width: 1px;
    text-align: center;
    font-size: 0.875rem;
    color: var(--muted-foreground);
  }
  
  .navigo-project-description {
    margin-top: 0.5rem;
  }


  .navigo-header {
    position: sticky;
    top: 0;
    z-index: 50;
    width: 100%;
    border-bottom: 1px solid transparent;
    background-color: rgba(255, 255, 255, 0.95);
}

@supports (backdrop-filter: blur(10px)) {
    .navigo-header {
        background-color: rgba(255, 255, 255, 0.6);
        backdrop-filter: blur(10px);
    }
}

.navigo-header__container {
    display: flex;
    height: auto;
    min-height: 4rem;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.5rem 1rem;
}

.navigo-header__logo {
    height: 1.5rem;
    width: auto;
    margin-right: 1rem;
}

.navigo-header__navigation {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    overflow-x: auto;
}

.navigo-header__nav-list {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    list-style-type: none;
    margin: 0;
    padding: 0;
    width: 100%;
    flex-wrap: nowrap;
}

.navigo-header__nav-item {
    display: flex;
    align-items: center;
    white-space: nowrap;
}

.navigo-header__nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: #333;
    text-decoration: none;
    transition: color 0.2s ease;
    padding: 0.25rem 0.5rem;
}

.navigo-header__nav-link:hover {
    color: #3b82f6;
}

.navigo-header__nav-link--active {
    color: #3b82f6; /* Blue color for the active link */
    font-weight: 600;
}

@media (max-width: 1200px) {
    .navigo-header__container {
        flex-direction: column;
        align-items: center;
    }

    .navigo-header__navigation {
        margin-top: 0.5rem;
        overflow-x: auto;
    }

    .navigo-header__nav-list {
        justify-content: center;
        gap: 0.5rem;
    }
}

@media (max-width: 768px) {
    .navigo-header__nav-list {
        flex-direction: column;
        align-items: center;
    }

    .navigo-header__nav-item {
        width: 100%;
    }

    .navigo-header__nav-link {
        display: block;
        text-align: center;
        width: 100%;
    }
}