/* ================================
   Global Styles & Reset
   ================================ */

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

:root {
    /* Colors */
    --primary-color: #2c3e50;
    --secondary-color: #e74c3c;
    --accent-color: #3498db;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --dark-color: #1a252f;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --border-color: #e0e0e0;
    --overlay-dark: rgba(0, 0, 0, 0.7);
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Merriweather', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.2);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
}

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

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section {
    padding: var(--spacing-xl) 0;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-secondary);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ================================
   Typography
   ================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

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

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

/* ================================
   Buttons
   ================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

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

/* ================================
   Header & Navigation
   ================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    transition: var(--transition-normal);
}

.navbar {
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    font-family: var(--font-secondary);
}

.logo i {
    color: var(--secondary-color);
    font-size: 1.75rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: var(--transition-fast);
    padding: 0.5rem 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover {
    color: var(--secondary-color);
}

.cta-nav {
    background: var(--secondary-color);
    color: var(--white);
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-md);
}

.cta-nav::after {
    display: none;
}

.cta-nav:hover {
    background: #c0392b;
    color: var(--white);
    transform: translateY(-2px);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
}

/* ================================
   Hero Section
   ================================ */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%);
    position: relative;
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://images.unsplash.com/photo-1524178232363-1fb2b075b655?w=1920') center/cover;
    opacity: 0.1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    max-width: 900px;
    padding: var(--spacing-md);
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.stat-item i {
    font-size: 2rem;
    color: var(--secondary-color);
}

.stat-item span {
    font-size: 1.5rem;
    font-weight: 700;
}

.stat-item small {
    font-size: 0.875rem;
    opacity: 0.8;
}

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

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ================================
   About Section
   ================================ */

.about-section {
    background: var(--white);
}

.about-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    align-items: start;
}

.about-text h3 {
    color: var(--primary-color);
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.about-text p {
    font-size: 1.0625rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.highlight-box {
    display: flex;
    gap: var(--spacing-sm);
    background: var(--light-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--secondary-color);
    margin-top: var(--spacing-md);
}

.highlight-box i {
    font-size: 2rem;
    color: var(--secondary-color);
    flex-shrink: 0;
}

.highlight-box h4 {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.objectives {
    margin-top: var(--spacing-xl);
}

.objective-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    background: var(--light-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
}

.objective-icon {
    background: var(--secondary-color);
    color: var(--white);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.objective-icon i {
    font-size: 2rem;
}

.objective-content h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.objectives-title {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin: var(--spacing-lg) 0 var(--spacing-md);
}

.objectives-grid {
    margin-top: var(--spacing-lg);
}

.objectives-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.obj-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border-top: 4px solid var(--accent-color);
}

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

.obj-card i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-sm);
}

.obj-card h4 {
    color: var(--primary-color);
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.obj-card p {
    color: var(--text-light);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

.trajectories {
    margin-top: var(--spacing-xl);
}

.trajectories h3 {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.trajectories-intro {
    text-align: center;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.trajectories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.trajectory-card {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    color: var(--white);
    position: relative;
    overflow: hidden;
    transition: var(--transition-normal);
}

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

.trajectory-number {
    position: absolute;
    top: -10px;
    right: 10px;
    font-size: 5rem;
    font-weight: 800;
    opacity: 0.1;
}

.trajectory-card h4 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    position: relative;
    z-index: 1;
}

.trajectory-card p {
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
    opacity: 0.95;
    position: relative;
    z-index: 1;
}

/* ================================
   Methodology Section
   ================================ */

.methodology-section {
    background: var(--light-bg);
}

.principles h3 {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.principle-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

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

.principle-card i {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
}

.principle-card h4 {
    color: var(--primary-color);
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.principle-card p {
    color: var(--text-light);
    font-size: 0.9375rem;
    margin: 0;
}

.process-flow h3 {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin: var(--spacing-lg) 0 var(--spacing-md);
}

.process-item {
    display: flex;
    gap: var(--spacing-md);
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

.process-icon {
    background: linear-gradient(135deg, var(--accent-color), var(--primary-color));
    color: var(--white);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.process-icon i {
    font-size: 2rem;
}

.process-content h4 {
    color: var(--primary-color);
    font-size: 1.375rem;
    margin-bottom: var(--spacing-sm);
}

.process-content p {
    color: var(--text-light);
    line-height: 1.7;
}

.process-content ul {
    margin-top: var(--spacing-sm);
    padding-left: 1.5rem;
}

.process-content ul li {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.roles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
    margin: var(--spacing-sm) 0;
}

.role-item {
    background: var(--light-bg);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    text-align: center;
}

.role-item i {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.role-item strong {
    display: block;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.role-item p {
    font-size: 0.875rem;
    color: var(--text-light);
    margin: 0;
}

.note {
    background: var(--light-bg);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    color: var(--text-light);
    margin-top: var(--spacing-sm);
}

.note i {
    color: var(--accent-color);
    margin-right: 0.5rem;
}

.pipeline-stages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.stage {
    background: var(--light-bg);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    text-align: center;
    border-top: 3px solid var(--accent-color);
}

.stage-number {
    display: inline-block;
    background: var(--accent-color);
    color: var(--white);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    line-height: 32px;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stage p {
    font-size: 0.875rem;
    color: var(--text-dark);
    margin: 0;
}

.cycle-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.semester {
    background: var(--light-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
}

.semester h5 {
    color: var(--primary-color);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.semester i {
    color: var(--secondary-color);
}

.semester ul {
    padding-left: 1.5rem;
}

.semester ul li {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.quality-checklist {
    list-style: none;
    padding: 0;
}

.quality-checklist li {
    display: flex;
    align-items: start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--text-light);
}

.quality-checklist i {
    color: var(--success-color);
    margin-top: 0.25rem;
}

.support-tools {
    margin-top: var(--spacing-xl);
}

.support-tools h3 {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.tool-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border-bottom: 3px solid var(--accent-color);
}

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

.tool-card i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-sm);
}

.tool-card h4 {
    color: var(--primary-color);
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.tool-card p {
    color: var(--text-light);
    font-size: 0.9375rem;
    margin: 0;
}

/* ================================
   Team Section
   ================================ */

.team-section {
    background: var(--white);
}

.coordination-section {
    margin-bottom: var(--spacing-xl);
}

.coordination-card {
    background: linear-gradient(135deg, #5a6c7d, #34495e);
    color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    max-width: 650px;
    margin: 0 auto;
}

.coordination-icon {
    background: rgba(255, 255, 255, 0.15);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.coordination-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.coordination-info h3 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
    opacity: 0.85;
    font-weight: 600;
}

.coordination-info h4 {
    font-size: 1.375rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.coordination-dept,
.coordination-sector,
.coordination-institution {
    font-size: 0.9375rem;
    margin: 0.2rem 0;
    opacity: 0.9;
    font-weight: 400;
}

.coordination-institution {
    font-weight: 600;
    font-size: 1rem;
    margin-top: 0.4rem;
}

.team-structure {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.structure-card {
    background: linear-gradient(135deg, var(--primary-color), var(--dark-color));
    color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-normal);
}

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

.structure-card i {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.9;
}

.structure-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.structure-card p {
    font-size: 0.9375rem;
    opacity: 0.9;
    margin: 0;
}

.participation-info,
.management {
    margin-top: var(--spacing-xl);
}

.participation-info h3,
.management h3 {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.participation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.participation-card {
    background: var(--light-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.participation-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.participation-icon {
    background: var(--secondary-color);
    color: var(--white);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
}

.participation-icon i {
    font-size: 1.75rem;
}

.participation-card h4 {
    color: var(--primary-color);
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.participation-card p {
    color: var(--text-light);
    font-size: 0.9375rem;
    margin: 0;
}

.management-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.management-item {
    background: var(--light-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
}

.management-item i {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-sm);
}

.management-item h4 {
    color: var(--primary-color);
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.management-item p {
    color: var(--text-light);
    font-size: 0.9375rem;
    margin: 0;
}

/* ================================
   Results Section
   ================================ */

.results-section {
    background: var(--light-bg);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.result-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.result-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
}

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

.result-icon {
    background: var(--light-bg);
    color: var(--secondary-color);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-sm);
}

.result-icon i {
    font-size: 2.5rem;
}

.result-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.result-card h4 {
    color: var(--primary-color);
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.result-card p {
    color: var(--text-light);
    font-size: 0.9375rem;
    margin: 0;
}

.impact-areas {
    margin-top: var(--spacing-xl);
}

.impact-areas h3 {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.impact-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--success-color);
}

.impact-card i {
    font-size: 2.5rem;
    color: var(--success-color);
    margin-bottom: var(--spacing-sm);
}

.impact-card h4 {
    color: var(--primary-color);
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.impact-card p {
    color: var(--text-light);
    font-size: 0.9375rem;
    margin: 0;
    line-height: 1.7;
}

.additional-results {
    margin-top: var(--spacing-xl);
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
}

.additional-results h3 {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.results-list {
    list-style: none;
    padding: 0;
    max-width: 800px;
    margin: 0 auto;
}

.results-list li {
    display: flex;
    align-items: start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    margin-bottom: 0.75rem;
    border-left: 3px solid var(--accent-color);
    padding-left: var(--spacing-sm);
}

.results-list i {
    color: var(--success-color);
    margin-top: 0.25rem;
    font-size: 1.25rem;
}

/* ================================
   Repository Section
   ================================ */

.repository-section {
    background: var(--white);
}

.repository-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.repository-intro p {
    font-size: 1.0625rem;
    color: var(--text-light);
    line-height: 1.7;
}

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

.repo-card {
    background: var(--light-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.repo-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--accent-color);
}

.repo-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.repo-icon {
    background: var(--accent-color);
    color: var(--white);
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
}

.repo-icon i {
    font-size: 1.75rem;
}

.repo-card h4 {
    color: var(--primary-color);
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.repo-card p {
    color: var(--text-light);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.repo-status {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background: var(--success-color);
    color: var(--white);
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
}

.repo-access {
    max-width: 800px;
    margin: var(--spacing-lg) auto 0;
}

.access-info {
    display: flex;
    gap: var(--spacing-sm);
    background: var(--light-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--accent-color);
}

.access-info i {
    font-size: 2rem;
    color: var(--accent-color);
    flex-shrink: 0;
}

.access-info h4 {
    color: var(--primary-color);
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.access-info p {
    color: var(--text-light);
    font-size: 0.9375rem;
    margin: 0;
    line-height: 1.7;
}

/* ================================
   Registration Section
   ================================ */

.registration-section {
    background: var(--light-bg);
}

.registration-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.registration-info h3 {
    color: var(--primary-color);
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.eligibility-list {
    list-style: none;
    padding: 0;
    margin-bottom: var(--spacing-md);
}

.eligibility-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    background: var(--white);
    border-radius: var(--radius-md);
}

.eligibility-list i {
    color: var(--success-color);
    font-size: 1.25rem;
}

.registration-details {
    margin-top: var(--spacing-md);
}

.detail-item {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    background: var(--white);
    border-radius: var(--radius-md);
}

.detail-item i {
    font-size: 2rem;
    color: var(--secondary-color);
    flex-shrink: 0;
}

.detail-item strong {
    display: block;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.detail-item p {
    color: var(--text-light);
    font-size: 0.9375rem;
    margin: 0;
}

.registration-form-container {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.external-form-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.external-form-icon {
    background: linear-gradient(135deg, var(--secondary-color), #c0392b);
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    box-shadow: var(--shadow-lg);
}

.external-form-icon i {
    font-size: 3rem;
    color: var(--white);
}

.external-form-card h3 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.external-form-card p {
    color: var(--text-light);
    font-size: 1.0625rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
    font-weight: 700;
    display: inline-flex;
    gap: 0.75rem;
    margin: var(--spacing-md) 0;
}

.btn-large:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.registration-form h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

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

.form-group label {
    display: block;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.9375rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 400;
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

.form-actions {
    margin-top: var(--spacing-md);
}

.form-actions .btn {
    width: 100%;
    justify-content: center;
    padding: 1rem;
    font-size: 1.0625rem;
}

.form-note {
    text-align: center;
    color: var(--text-light);
    font-size: 0.875rem;
    margin-top: var(--spacing-sm);
}

.form-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
}

.form-message.success {
    background: #d4edda;
    border: 2px solid var(--success-color);
    color: #155724;
}

.form-message.error {
    background: #f8d7da;
    border: 2px solid #dc3545;
    color: #721c24;
}

.form-message i {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.form-message h4 {
    margin-bottom: 0.5rem;
}

.form-message p {
    margin: 0;
}

/* ================================
   Contact Section
   ================================ */

.contact-section {
    background: var(--white);
}

.contact-content {
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.contact-card {
    background: var(--light-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-normal);
}

.contact-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
}

.contact-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
}

.contact-card h4 {
    color: var(--primary-color);
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.contact-card p {
    color: var(--text-light);
    font-size: 0.9375rem;
    margin: 0;
}

.contact-form-container {
    background: var(--light-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.contact-form h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.social-media {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--light-bg);
    border-radius: var(--radius-lg);
}

.social-media h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.social-media p {
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

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

.social-link {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.5rem;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.social-link:hover {
    background: var(--secondary-color);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.youtube-channels {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 2px solid var(--border-color);
}

.youtube-channels h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.youtube-channels p {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    font-size: 0.9375rem;
}

.coming-soon {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--accent-color);
    font-style: italic;
    margin-top: var(--spacing-sm);
}

.youtube-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-sm);
    max-width: 900px;
    margin: 0 auto;
}

.youtube-channel-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: var(--spacing-sm);
    background: var(--white);
    border-radius: var(--radius-md);
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid #e74c3c;
}

.youtube-channel-link:hover {
    background: #e74c3c;
    color: var(--white);
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.youtube-channel-link i {
    font-size: 1.75rem;
    color: #e74c3c;
    transition: var(--transition-normal);
}

.youtube-channel-link:hover i {
    color: var(--white);
}

.youtube-channel-link span {
    font-weight: 600;
    font-size: 0.9375rem;
}

/* ================================
   Footer
   ================================ */

.footer {
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-about h4,
.footer-links h4,
.footer-contact h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--white);
}

.footer-about p {
    font-size: 0.9375rem;
    opacity: 0.9;
}

.footer-period {
    font-weight: 600;
    color: var(--secondary-color);
}

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

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

.footer-links ul li a {
    color: var(--white);
    opacity: 0.9;
    transition: var(--transition-fast);
}

.footer-links ul li a:hover {
    opacity: 1;
    color: var(--secondary-color);
    padding-left: 5px;
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    font-size: 0.9375rem;
    opacity: 0.9;
}

.footer-contact i {
    color: var(--secondary-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    opacity: 0.8;
    margin-bottom: 0.25rem;
}

/* ================================
   Back to Top Button
   ================================ */

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--secondary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    z-index: 999;
}

.back-to-top:hover {
    background: #c0392b;
    transform: translateY(-3px);
}

.back-to-top.show {
    display: flex;
}

/* ================================
   Responsive Design
   ================================ */

@media (max-width: 992px) {
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .about-main {
        grid-template-columns: 1fr;
    }
    
    .registration-content {
        grid-template-columns: 1fr;
    }
    
    .cycle-info {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transition: var(--transition-normal);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .about-text h3 {
        font-size: 1.5rem;
    }
    
    .process-item {
        flex-direction: column;
    }
    
    .pipeline-stages {
        grid-template-columns: 1fr;
    }
    
    .coordination-card {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-sm);
    }
    
    .coordination-icon {
        width: 60px;
        height: 60px;
    }
    
    .coordination-icon i {
        font-size: 2rem;
    }
    
    .coordination-info h4 {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 1.5rem;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .objectives-list,
    .trajectories-grid,
    .principles-grid,
    .tools-grid,
    .team-structure,
    .participation-grid,
    .management-content,
    .results-grid,
    .impact-grid,
    .repository-grid,
    .contact-info,
    .youtube-links {
        grid-template-columns: 1fr;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

/* ================================
   Utility Classes
   ================================ */

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

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

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