/* ========================================
   Horizon 2026 - Main Stylesheet
   Color Palette: Hope, Transparency, Unity
   ======================================== */

/* CSS Variables - Brand Identity */
:root {
    /* Primary Colors - Dawn Gradient */
    --color-deep-blue: #1a237e;
    --color-space-blue: #283593;
    --color-bright-cyan: #00bcd4;
    --color-light-cyan: #00e5ff;
    --color-golden: #ffd700;
    --color-golden-light: #ffeb3b;
    
    /* Neutral Colors */
    --color-white: #ffffff;
    --color-light-bg: #e3f2fd;
    --color-light-gray: #f5f5f5;
    --color-medium-gray: #9e9e9e;
    --color-dark-gray: #424242;
    --color-black: #000000;
    
    /* Semantic Colors */
    --color-success: #4caf50;
    --color-warning: #ff9800;
    --color-error: #f44336;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-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 8px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
}

/* ========================================
   Reset & Base Styles
   ======================================== */

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

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

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

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

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

ul, ol {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

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

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

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

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

/* ========================================
   Layout Components
   ======================================== */

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

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-deep-blue), var(--color-bright-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--color-medium-gray);
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
}

/* ========================================
   Navigation
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: background var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.nav-logo img {
    height: 50px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-deep-blue), var(--color-bright-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    font-weight: 500;
    color: var(--color-dark-gray);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-bright-cyan);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-bright-cyan), var(--color-golden));
    transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.cta-link {
    background: linear-gradient(135deg, var(--color-bright-cyan), var(--color-deep-blue));
    color: var(--color-white) !important;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 50px;
}

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

.cta-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-xs);
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-deep-blue);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

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

.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    margin-top: 70px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -2;
}

.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(26, 35, 126, 0.7) 0%, 
        rgba(0, 188, 212, 0.5) 50%,
        rgba(255, 215, 0, 0.3) 100%);
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--color-white);
    max-width: 900px;
    padding: var(--spacing-md);
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    letter-spacing: 0.05em;
}

.hero-tagline {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 300;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.3rem);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

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

.animate-in {
    animation: fadeInUp 0.8s ease forwards;
    opacity: 0;
}

.animate-in:nth-child(1) {
    animation-delay: 0.2s;
}

.animate-in:nth-child(2) {
    animation-delay: 0.4s;
}

.animate-in:nth-child(3) {
    animation-delay: 0.6s;
}

.animate-in:nth-child(4) {
    animation-delay: 0.8s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-white);
    font-size: 2rem;
    animation: bounce 2s infinite;
    cursor: pointer;
}

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

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

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all var(--transition-normal);
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-bright-cyan), var(--color-deep-blue));
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    border: 2px solid var(--color-white);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: var(--color-bright-cyan);
    border: 2px solid var(--color-bright-cyan);
}

.btn-outline:hover {
    background: var(--color-bright-cyan);
    color: var(--color-white);
    transform: translateY(-3px);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1.2rem;
}

/* ========================================
   Mission Section
   ======================================== */

.mission {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-light-bg) 100%);
}

.mission-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.mission-statement {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    line-height: 1.8;
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-md);
}

.mission-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--color-medium-gray);
    line-height: 1.8;
}

/* ========================================
   Pillars Section
   ======================================== */

.pillars {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

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

.pillar-card {
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid transparent;
}

.pillar-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-bright-cyan);
}

.pillar-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-bright-cyan), var(--color-deep-blue));
    color: var(--color-white);
    font-size: 2rem;
}

.pillar-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.pillar-card p {
    color: var(--color-medium-gray);
    line-height: 1.7;
}

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

.about {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-light-bg) 100%);
}

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

.about-vision,
.about-identity,
.about-approach {
    margin-bottom: var(--spacing-lg);
}

.about-vision h3,
.about-identity h3,
.about-approach h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-deep-blue);
}

.about-vision p,
.about-approach p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-dark-gray);
}

.identity-statement {
    background: linear-gradient(135deg, var(--color-deep-blue), var(--color-bright-cyan));
    color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border-left: 5px solid var(--color-golden);
}

.identity-statement p {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    font-weight: 300;
    line-height: 1.8;
    margin: 0;
    font-style: italic;
}

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

.approach-item {
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.approach-item h4 {
    color: var(--color-bright-cyan);
    margin-bottom: var(--spacing-xs);
}

/* ========================================
   Dashboard Section
   ======================================== */

.dashboard {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

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

.filter-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-light-gray);
    color: var(--color-dark-gray);
    border-radius: 50px;
    font-weight: 500;
    transition: all var(--transition-normal);
}

.filter-btn:hover,
.filter-btn.active {
    background: linear-gradient(135deg, var(--color-bright-cyan), var(--color-deep-blue));
    color: var(--color-white);
}

.dashboard-timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.dashboard-timeline::before {
    content: '';
    position: absolute;
    left: 50px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--color-bright-cyan), var(--color-golden));
}

.timeline-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 42px;
    top: 10px;
    width: 18px;
    height: 18px;
    background: var(--color-white);
    border: 3px solid var(--color-bright-cyan);
    border-radius: 50%;
    z-index: 1;
}

.timeline-date {
    min-width: 120px;
    font-weight: 600;
    color: var(--color-medium-gray);
    padding-top: var(--spacing-xs);
}

.timeline-content {
    flex: 1;
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--color-bright-cyan);
    transition: all var(--transition-normal);
}

.timeline-content:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.timeline-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.badge-space {
    background: #e3f2fd;
    color: #1976d2;
}

.badge-science {
    background: #e8f5e9;
    color: #388e3c;
}

.badge-ai {
    background: #f3e5f5;
    color: #7b1fa2;
}

.badge-disclosure {
    background: #fff3e0;
    color: #f57c00;
}

.timeline-content h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-deep-blue);
}

.timeline-content p {
    color: var(--color-dark-gray);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.timeline-source {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-bright-cyan);
    font-weight: 500;
    font-size: 0.9rem;
}

.timeline-source:hover {
    text-decoration: underline;
}

.dashboard-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ========================================
   Library Section
   ======================================== */

.library {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--color-light-bg) 0%, var(--color-white) 100%);
}

.library-search {
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    display: flex;
    gap: var(--spacing-sm);
}

.library-search input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-light-gray);
    border-radius: 50px;
    font-size: 1rem;
    outline: none;
    transition: border-color var(--transition-normal);
}

.library-search input:focus {
    border-color: var(--color-bright-cyan);
}

.search-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: linear-gradient(135deg, var(--color-bright-cyan), var(--color-deep-blue));
    color: var(--color-white);
    border-radius: 50px;
    font-size: 1.2rem;
    transition: all var(--transition-normal);
}

.search-btn:hover {
    transform: scale(1.05);
}

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

.category-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-white);
    color: var(--color-dark-gray);
    border: 2px solid var(--color-light-gray);
    border-radius: 50px;
    font-weight: 500;
    transition: all var(--transition-normal);
}

.category-btn:hover,
.category-btn.active {
    background: linear-gradient(135deg, var(--color-bright-cyan), var(--color-deep-blue));
    color: var(--color-white);
    border-color: transparent;
}

.library-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.library-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.library-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.card-image {
    height: 200px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.library-card:hover .card-image img {
    transform: scale(1.1);
}

.card-content {
    padding: var(--spacing-md);
}

.card-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--color-bright-cyan), var(--color-deep-blue));
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.card-content h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-deep-blue);
}

.card-content p {
    color: var(--color-medium-gray);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.card-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.9rem;
    color: var(--color-medium-gray);
    margin-bottom: var(--spacing-sm);
}

.card-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-bright-cyan);
    font-weight: 600;
    transition: gap var(--transition-normal);
}

.card-link:hover {
    gap: 1rem;
}

/* ========================================
   AI Hub Section
   ======================================== */

.ai-hub {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.ai-hub-intro {
    max-width: 900px;
    margin: 0 auto var(--spacing-lg);
    text-align: center;
}

.ai-hub-intro p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--color-dark-gray);
}

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

.ai-topic-card {
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-light-bg) 100%);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.ai-topic-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-bright-cyan);
}

.ai-topic-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-bright-cyan), var(--color-deep-blue));
    color: var(--color-white);
    border-radius: var(--radius-md);
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.ai-topic-card h3 {
    font-size: 1.4rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-deep-blue);
}

.ai-topic-card p {
    line-height: 1.7;
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-md);
}

.ai-topic-list {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.ai-topic-list li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: var(--spacing-xs);
    color: var(--color-dark-gray);
}

.ai-topic-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-bright-cyan);
    font-weight: bold;
}

.topic-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-bright-cyan);
    font-weight: 600;
    transition: gap var(--transition-normal);
}

.topic-link:hover {
    gap: 1rem;
}

.ai-hub-featured {
    max-width: 900px;
    margin: var(--spacing-xl) auto 0;
}

.ai-hub-featured h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-deep-blue);
}

.featured-quote {
    background: linear-gradient(135deg, var(--color-deep-blue), var(--color-bright-cyan));
    color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border-left: 5px solid var(--color-golden);
}

.featured-quote p {
    font-size: 1.2rem;
    line-height: 1.9;
    font-style: italic;
    margin-bottom: var(--spacing-md);
}

.featured-quote cite {
    font-style: normal;
    font-weight: 600;
    opacity: 0.9;
}

/* ========================================
   Manifesto Section
   ======================================== */

.manifesto {
    padding: var(--spacing-xl) 0;
    background: var(--color-deep-blue);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.manifesto-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-banner.jpg') center/cover;
    opacity: 0.1;
}

.manifesto-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--color-deep-blue), var(--color-space-blue));
}

.manifesto-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.manifesto-title {
    text-align: center;
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
}

.manifesto-section {
    margin-bottom: var(--spacing-lg);
}

.manifesto-section h3 {
    font-size: 2rem;
    color: var(--color-golden);
    margin-bottom: var(--spacing-md);
}

.manifesto-section p {
    font-size: 1.2rem;
    line-height: 1.9;
    margin-bottom: var(--spacing-md);
    color: rgba(255, 255, 255, 0.95);
}

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

.manifesto-list li {
    padding-left: 2rem;
    position: relative;
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
    line-height: 1.8;
}

.manifesto-list li::before {
    content: '✦';
    position: absolute;
    left: 0;
    color: var(--color-golden);
    font-size: 1.5rem;
}

.manifesto-declaration {
    margin: var(--spacing-xl) 0;
}

.manifesto-declaration blockquote {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border-left: 5px solid var(--color-golden);
}

.declaration-text {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 300;
    line-height: 1.8;
    text-align: center;
    font-style: italic;
}

.manifesto-final {
    font-size: 1.3rem;
    font-weight: 600;
    text-align: center;
    color: var(--color-golden);
    margin-top: var(--spacing-lg);
}

.manifesto-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* ========================================
   Forum Section
   ======================================== */

.forum {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--color-light-bg) 0%, var(--color-white) 100%);
}

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

.forum-intro p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--color-dark-gray);
}

.forum-topics h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-deep-blue);
}

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

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

.forum-topic-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.forum-topic-card i {
    font-size: 3rem;
    color: var(--color-bright-cyan);
    margin-bottom: var(--spacing-md);
}

.forum-topic-card h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-deep-blue);
}

.forum-topic-card p {
    color: var(--color-medium-gray);
    line-height: 1.7;
}

.forum-principles {
    max-width: 800px;
    margin: var(--spacing-lg) auto;
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

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

.forum-principles ul {
    list-style: none;
}

.forum-principles li {
    padding-left: 2rem;
    position: relative;
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.forum-principles li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-size: 1.5rem;
    font-weight: bold;
}

.forum-principles strong {
    color: var(--color-bright-cyan);
}

.forum-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.forum-notify {
    font-size: 1.2rem;
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-md);
}

/* ========================================
   Join Section
   ======================================== */

.join {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.join-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.join-benefits h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-deep-blue);
}

.benefits-grid {
    display: grid;
    gap: var(--spacing-md);
}

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

.benefit-item i {
    font-size: 2rem;
    color: var(--color-bright-cyan);
    flex-shrink: 0;
}

.benefit-item h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-deep-blue);
}

.benefit-item p {
    color: var(--color-medium-gray);
    line-height: 1.7;
}

.join-form-container {
    background: linear-gradient(135deg, var(--color-light-bg), var(--color-white));
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.join-form h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-deep-blue);
}

.join-form > p {
    color: var(--color-medium-gray);
    margin-bottom: var(--spacing-md);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-dark-gray);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-light-gray);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: inherit;
    outline: none;
    transition: border-color var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--color-bright-cyan);
}

.checkbox-group label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.form-note {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-medium-gray);
    margin-top: var(--spacing-md);
}

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

.footer {
    background: linear-gradient(135deg, var(--color-deep-blue), var(--color-space-blue));
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
    font-size: 1.3rem;
    color: var(--color-golden);
    margin-bottom: var(--spacing-md);
}

.footer-section p {
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

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

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: all var(--transition-normal);
}

.footer-section ul li a:hover {
    color: var(--color-golden);
    padding-left: 0.5rem;
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--color-white);
    transition: all var(--transition-normal);
}

.footer-social a:hover {
    background: var(--color-golden);
    transform: translateY(-5px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-md);
    margin-top: var(--spacing-lg);
    text-align: center;
}

.footer-principles {
    margin-bottom: var(--spacing-md);
}

.footer-principles p {
    font-size: 0.95rem;
    opacity: 0.9;
}

.footer-copyright {
    font-size: 0.9rem;
    opacity: 0.7;
}

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

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translateY(10px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translateY(-10px);
    }

    .hero {
        height: auto;
        min-height: 100vh;
        padding: var(--spacing-xl) var(--spacing-md);
    }

    .pillars-grid,
    .library-grid,
    .ai-topics-grid,
    .forum-topics-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-timeline::before {
        left: 20px;
    }

    .timeline-item {
        flex-direction: column;
    }

    .timeline-item::before {
        left: 12px;
    }

    .timeline-date {
        padding-left: 50px;
    }

    .join-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

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

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

.text-gradient {
    background: linear-gradient(135deg, var(--color-deep-blue), var(--color-bright-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

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

/* ========================================
   Accessibility
   ======================================== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
select:focus {
    outline: 3px solid var(--color-golden);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --color-bright-cyan: #0099cc;
        --color-deep-blue: #000080;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}