/* ================================================
   BTRC - Bamenda Technological Research Center
   Main Stylesheet
   ================================================ */

/* CSS Variables - Design System */
:root {
    /* Colors */
    --primary: #0a2540;
    --primary-dark: #061829;
    --primary-light: #1a3a5c;
    --secondary: #ffffff;
    --neutral: #f4f6f8;
    --neutral-dark: #e2e8f0;
    --neutral-medium: #94a3b8;
    --accent: #0d9488;
    --accent-light: #14b8a6;
    --accent-dark: #0f766e;
    --text-dark: #1e293b;
    --text-medium: #475569;
    --text-light: #64748b;
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;
    
    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 50%;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-accent: 0 4px 14px 0 rgba(13, 148, 136, 0.3);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

/* Reset & Base Styles */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--secondary);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-medium);
}

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

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

ul {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Section Base */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-sm);
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--accent);
    border-radius: var(--radius-full);
}

.section-header p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: var(--spacing-md) auto 0;
}

/* ================================================
   NAVIGATION
   ================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--secondary);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--container-padding);
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.navbar-logo img {
    width: 40px;
    height: 40px;
}

.navbar-logo span {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.navbar-menu a {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dark);
    position: relative;
    padding: var(--spacing-xs) 0;
}

.navbar-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition-base);
}

.navbar-menu a:hover::after,
.navbar-menu a.active::after {
    width: 100%;
}

.navbar-menu a:hover,
.navbar-menu a.active {
    color: var(--accent);
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: var(--spacing-xs);
    background: none;
    border: none;
}

.navbar-toggle span {
    width: 25px;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-base);
}

/* ================================================
   HERO SECTION
   ================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(13, 148, 136, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(13, 148, 136, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    color: var(--secondary);
}

.hero-subtitle {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-md);
    background: rgba(13, 148, 136, 0.15);
    border-radius: var(--radius-full);
}

.hero h1 {
    color: var(--secondary);
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease forwards;
}

.hero-tagline {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--accent);
    color: var(--secondary);
    border-color: var(--accent);
}

.btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-accent);
}

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

.btn-secondary:hover {
    background: var(--secondary);
    color: var(--primary);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--secondary);
    transform: translateY(-2px);
}

.hero-image {
    position: relative;
    animation: fadeInRight 1s ease 0.6s forwards;
    opacity: 0;
}

.hero-image-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-image-placeholder::before {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    border: 2px solid rgba(13, 148, 136, 0.3);
    border-radius: var(--radius-full);
    animation: pulse 3s ease-in-out infinite;
}

.hero-image-placeholder::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border: 2px solid rgba(13, 148, 136, 0.2);
    border-radius: var(--radius-full);
    animation: pulse 3s ease-in-out infinite 1s;
}

.hero-image-placeholder span {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* ================================================
   STATISTICS SECTION
   ================================================ */
.stats {
    background: var(--secondary);
    padding: var(--spacing-2xl) 0;
    border-bottom: 1px solid var(--neutral-dark);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-medium);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ================================================
   RESEARCH AREAS SECTION
   ================================================ */
.research-areas {
    background: var(--neutral);
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.research-card {
    background: var(--secondary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.research-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--accent);
    transform: scaleY(0);
    transition: var(--transition-base);
}

.research-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.research-card:hover::before {
    transform: scaleY(1);
}

.research-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.research-icon svg {
    width: 30px;
    height: 30px;
    fill: var(--secondary);
}

.research-card h3 {
    margin-bottom: var(--spacing-sm);
}

.research-card p {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
}

.research-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--accent);
    font-weight: 600;
    font-size: 0.9rem;
}

.research-link svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
    transition: var(--transition-base);
}

.research-link:hover svg {
    transform: translateX(4px);
}

/* ================================================
   FEATURED PROJECTS SLIDER
   ================================================ */
.featured-projects {
    background: var(--primary);
    position: relative;
    overflow: hidden;
}

.featured-projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 90%, rgba(13, 148, 136, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 90% 10%, rgba(13, 148, 136, 0.08) 0%, transparent 40%);
    pointer-events: none;
}

.featured-projects .section-header h2,
.featured-projects .section-header p {
    color: var(--secondary);
}

.featured-projects .section-header h2::after {
    background: var(--accent);
}

.slider-container {
    position: relative;
    overflow: hidden;
}

.slider-wrapper {
    display: flex;
    transition: transform 0.5s ease;
}

.project-slide {
    flex: 0 0 100%;
    padding: 0 var(--spacing-md);
}

.project-slide-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.project-slide-content h3 {
    color: var(--secondary);
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.project-slide-content .category {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--accent);
    color: var(--secondary);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
}

.project-slide-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-lg);
}

.project-slide-image {
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-slide-image span {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.slider-nav {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: var(--transition-base);
    border: none;
}

.slider-dot.active,
.slider-dot:hover {
    background: var(--accent);
    transform: scale(1.2);
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-base);
    z-index: 10;
}

.slider-arrow:hover {
    background: var(--accent);
    border-color: var(--accent);
}

.slider-arrow svg {
    width: 20px;
    height: 20px;
    fill: var(--secondary);
}

.slider-arrow.prev {
    left: var(--spacing-md);
}

.slider-arrow.next {
    right: var(--spacing-md);
}

/* ================================================
   PROGRAMS SECTION
   ================================================ */
.programs {
    background: var(--neutral);
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.program-card {
    background: var(--secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.program-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.program-image {
    height: 180px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.program-image span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.program-content {
    padding: var(--spacing-lg);
}

.program-content h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.program-content p {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

.program-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.program-meta span {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.program-meta svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

/* ================================================
   NEWS SECTION
   ================================================ */
.news {
    background: var(--secondary);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.news-card {
    background: var(--secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 1px solid var(--neutral-dark);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.news-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.news-image span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.news-category {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--accent);
    color: var(--secondary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
}

.news-content {
    padding: var(--spacing-lg);
}

.news-date {
    font-size: 0.85rem;
    color: var(--accent);
    margin-bottom: var(--spacing-xs);
}

.news-content h3 {
    font-size: 1.15rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.news-content p {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
}

/* ================================================
   FOOTER
   ================================================ */
.footer {
    background: var(--primary-dark);
    color: var(--secondary);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.footer-logo span {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--secondary);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.footer-social a:hover {
    background: var(--accent);
    transform: translateY(-2px);
}

.footer-social svg {
    width: 18px;
    height: 18px;
    fill: var(--secondary);
}

.footer-column h4 {
    color: var(--secondary);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    position: relative;
}

.footer-column h4::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--accent);
}

.footer-links {
    margin-top: var(--spacing-md);
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: var(--accent);
    padding-left: 5px;
}

.footer-newsletter p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-xs);
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--secondary);
    font-size: 0.9rem;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--accent);
}

.newsletter-form button {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--accent);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
}

.newsletter-form button:hover {
    background: var(--accent-light);
}

.newsletter-form button svg {
    width: 18px;
    height: 18px;
    fill: var(--secondary);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin: 0;
}

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

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-bottom-links a:hover {
    color: var(--accent);
}

/* ================================================
   PAGE HEADER
   ================================================ */
.page-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: calc(80px + var(--spacing-3xl)) 0 var(--spacing-2xl);
    text-align: center;
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(13, 148, 136, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(13, 148, 136, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.page-header h1 {
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.page-header p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
    position: relative;
}

.breadcrumb a {
    color: var(--accent);
}

.breadcrumb span {
    color: rgba(255, 255, 255, 0.6);
}

.breadcrumb .current {
    color: rgba(255, 255, 255, 0.8);
}

/* ================================================
   ABOUT PAGE
   ================================================ */
.about-intro {
    background: var(--secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.about-image {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.about-content h2 {
    margin-bottom: var(--spacing-md);
}

.about-content p {
    font-size: 1.05rem;
    margin-bottom: var(--spacing-md);
}

.mission-vision {
    background: var(--neutral);
}

.mv-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.mv-card {
    background: var(--secondary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.mv-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.mv-icon svg {
    width: 32px;
    height: 32px;
    fill: var(--secondary);
}

.mv-card h3 {
    margin-bottom: var(--spacing-sm);
}

/* Founder Section */
.founder {
    background: var(--secondary);
}

.founder-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.founder-image {
    aspect-ratio: 3/4;
    background-color: #fff;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
}

.founder-image span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.founder-info h2 {
    margin-bottom: var(--spacing-xs);
}

.founder-title {
    color: var(--accent);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
}

.founder-qualifications {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.founder-qualifications span {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--neutral);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--text-medium);
}

.founder-bio p {
    font-size: 1rem;
    line-height: 1.8;
}

/* Timeline */
.timeline-section {
    background: var(--neutral);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--accent);
}

.timeline-item {
    position: relative;
    padding: var(--spacing-md) 0;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    padding-right: var(--spacing-xl);
    text-align: right;
}

.timeline-item:nth-child(even) {
    padding-left: var(--spacing-xl);
    margin-left: 50%;
}

.timeline-dot {
    position: absolute;
    top: var(--spacing-md);
    width: 16px;
    height: 16px;
    background: var(--accent);
    border-radius: var(--radius-full);
    border: 3px solid var(--secondary);
    box-shadow: var(--shadow-md);
}

.timeline-item:nth-child(odd) .timeline-dot {
    right: -8px;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -8px;
}

.timeline-content {
    background: var(--secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.timeline-year {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: var(--spacing-xs);
}

.timeline-content h4 {
    margin-bottom: var(--spacing-xs);
}

.timeline-content p {
    font-size: 0.9rem;
    margin: 0;
}

/* ================================================
   RESEARCH PAGE
   ================================================ */
.research-categories {
    background: var(--neutral);
}

.research-category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.research-category-card {
    background: var(--secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.research-category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.research-category-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.research-category-image span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.research-category-content {
    padding: var(--spacing-lg);
}

.research-category-content h3 {
    margin-bottom: var(--spacing-sm);
}

.research-category-content p {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

/* ================================================
   PROJECTS PAGE
   ================================================ */
.projects-filter {
    background: var(--neutral);
    padding: var(--spacing-lg) 0;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--secondary);
    border: 2px solid var(--neutral-dark);
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-medium);
    cursor: pointer;
    transition: var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--secondary);
}

.projects-gallery {
    background: var(--secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    background: var(--secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 1px solid var(--neutral-dark);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.project-card.hide {
    display: none;
}

.project-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.project-image span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.project-tag {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--accent);
    color: var(--secondary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
}

.project-info {
    padding: var(--spacing-lg);
}

.project-info h3 {
    font-size: 1.15rem;
    margin-bottom: var(--spacing-sm);
}

.project-info p {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
}

/* Dashboard */
.dashboard {
    background: var(--primary);
    position: relative;
    overflow: hidden;
}

.dashboard::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 90%, rgba(13, 148, 136, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 90% 10%, rgba(13, 148, 136, 0.1) 0%, transparent 40%);
    pointer-events: none;
}

.dashboard .section-header h2,
.dashboard .section-header p {
    color: var(--secondary);
}

.dashboard .section-header h2::after {
    background: var(--accent);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.dashboard-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
}

.dashboard-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.dashboard-icon svg {
    width: 28px;
    height: 28px;
    fill: var(--secondary);
}

.dashboard-card h3 {
    color: var(--secondary);
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.dashboard-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin: 0;
}

/* Progress Bars */
.progress-section {
    background: var(--neutral);
}

.progress-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
}

.progress-item {
    background: var(--secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.progress-header h4 {
    margin: 0;
}

.progress-header span {
    font-weight: 600;
    color: var(--accent);
}

.progress-bar {
    height: 12px;
    background: var(--neutral-dark);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent) 0%, var(--accent-light) 100%);
    border-radius: var(--radius-full);
    transition: width 1s ease;
    width: 0;
}

/* ================================================
   PROGRAMS PAGE
   ================================================ */
.programs-detail {
    background: var(--neutral);
}

.programs-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.program-detail-card {
    background: var(--secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.program-detail-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.program-detail-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.program-detail-image span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.program-detail-badge {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--accent);
    color: var(--secondary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
}

.program-detail-content {
    padding: var(--spacing-lg);
}

.program-detail-content h3 {
    margin-bottom: var(--spacing-sm);
}

.program-detail-content > p {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

.program-features {
    margin-bottom: var(--spacing-md);
}

.program-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-medium);
    margin-bottom: var(--spacing-xs);
}

.program-features li svg {
    width: 16px;
    height: 16px;
    fill: var(--accent);
}

/* ================================================
   NEWS PAGE
   ================================================ */
.news-posts {
    background: var(--neutral);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.post-card {
    background: var(--secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.post-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.post-image {
    height: 220px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.post-image span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.post-category {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--accent);
    color: var(--secondary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
}

.post-content {
    padding: var(--spacing-lg);
}

.post-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: 0.85rem;
    color: var(--text-light);
}

.post-meta span {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.post-meta svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

.post-content h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.post-content > p {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-2xl);
}

.pagination-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--secondary);
    border: 2px solid var(--neutral-dark);
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-medium);
    cursor: pointer;
    transition: var(--transition-base);
}

.pagination-btn:hover,
.pagination-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--secondary);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-btn:disabled:hover {
    background: var(--secondary);
    border-color: var(--neutral-dark);
    color: var(--text-medium);
}

/* ================================================
   CONTACT PAGE
   ================================================ */
.contact-section {
    background: var(--neutral);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
}

.contact-info {
    background: var(--secondary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-info h3 {
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    font-size: 1rem;
    margin-bottom: var(--spacing-lg);
}

.contact-details {
    margin-bottom: var(--spacing-lg);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--neutral);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 22px;
    height: 22px;
    fill: var(--accent);
}

.contact-item h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

.contact-item p {
    font-size: 0.95rem;
    margin: 0;
}

.contact-social h4 {
    margin-bottom: var(--spacing-sm);
}

.contact-social .footer-social {
    justify-content: flex-start;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--secondary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form-wrapper h3 {
    margin-bottom: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--neutral);
    border: 2px solid var(--neutral-dark);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--text-dark);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--secondary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-group .error-message {
    color: var(--error);
    font-size: 0.85rem;
    margin-top: var(--spacing-xs);
    display: none;
}

.form-group.error input,
.form-group.error textarea {
    border-color: var(--error);
}

.form-group.error .error-message {
    display: block;
}

.form-success {
    background: var(--success);
    color: var(--secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    display: none;
}

.form-success.show {
    display: block;
}

/* Map Placeholder */
.map-section {
    background: var(--secondary);
}

.map-placeholder {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.map-placeholder::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 30px 30px;
}

.map-placeholder span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    z-index: 1;
}

/* ================================================
   UTILITY CLASSES
   ================================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

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

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

.hidden { display: none; }
.visible { display: block; }

/* Scroll Reveal Animation Classes */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.6s ease;
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.6s ease;
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}