/* ===== VARIABLES CSS ===== */
:root {
    /* Colores */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-card: rgba(26, 26, 26, 0.5);
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --purple-primary: #a855f7;
    --purple-dark: #9333ea;
    --purple-light: #c084fc;
    --border-color: #2a2a2a;
    --border-hover: rgba(168, 85, 247, 0.5);
    
    /* Fuentes */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Espaciados */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.3);
    --shadow-purple: 0 10px 25px rgba(168, 85, 247, 0.3);
}

/* ===== RESET Y BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

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

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--purple-primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--purple-dark);
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 60vh;
    display: block;
    align-items: center;
    padding: var(--spacing-xl) 0;
    padding-top: 5rem;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.1) 0%, transparent 70%);
    top: -250px;
    right: -250px;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    animation: fadeInUp 0.8s ease-out;
}

.gradient-text {
    background: linear-gradient(135deg, var(--purple-primary) 0%, var(--purple-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

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

/* ===== SEARCH BAR ===== */
.search-container {
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    position: relative;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.search-icon {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 3rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: var(--font-family);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--purple-primary);
    box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.1);
}

.search-input::placeholder {
    color: var(--text-secondary);
}

/* ===== CATEGORIES ===== */
.categories {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.category-btn {
    padding: 0.625rem 1.25rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-family);
}

.category-btn:hover {
    border-color: var(--purple-primary);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.category-btn.active {
    background: var(--purple-primary);
    border-color: var(--purple-primary);
    color: var(--text-primary);
}

/* ===== BENEFITS SECTION ===== */
.benefits-section {
    padding: var(--spacing-xl) 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ===== BENEFIT CARD ===== */
.benefit-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    animation: slideUp 0.5s ease-out both;
}

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

.benefit-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
    box-shadow: var(--shadow-purple);
}

.card-image-container {
    height: 200px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, #2a2a2a 100%);
    position: relative;
    overflow: hidden;
}

.card-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 2rem;
    transition: transform 0.5s ease;
}

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

.discount-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--purple-primary);
    color: white;
    padding: 0.375rem 0.75rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 700;
    z-index: 2;
}

.category-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: rgba(74, 74, 74, 0.9);
    color: var(--text-secondary);
    padding: 0.25rem 0.625rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    z-index: 2;
}

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

.card-header {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: var(--spacing-sm);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: color 0.3s ease;
    flex: 1;
}

.benefit-card:hover .card-title {
    color: var(--purple-light);
}

.shield-icon {
    width: 20px;
    height: 20px;
    color: var(--purple-primary);
    flex-shrink: 0;
}

.card-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.benefits-list-title {
    font-size: 0.875rem;
    color: var(--purple-light);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

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

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 0.375rem;
}

.check-icon {
    width: 16px;
    height: 16px;
    color: var(--purple-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.more-benefits {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding-left: 1.5rem;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--spacing-md);
}

.tag {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 600;
}

.card-footer {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.details-btn {
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: var(--purple-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    font-family: var(--font-family);
    box-shadow: 0 4px 12px rgba(168, 85, 247, 0.3);
}

.details-btn:hover {
    background: var(--purple-dark);
    box-shadow: 0 6px 16px rgba(168, 85, 247, 0.4);
    transform: scale(1.02);
}

.details-btn:active {
    transform: scale(0.98);
}

.external-icon {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
}

.details-btn:hover .external-icon {
    transform: translateX(2px);
}

/* ===== NO RESULTS ===== */
.no-results {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

/* ===== CONTRIBUTORS SECTION ===== */
.contributors-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-primary);
}

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

.section-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.section-title .emoji {
    font-size: 1.2em;
    animation: pulse 2s ease-in-out infinite;
}

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

.contributors-category {
    margin-bottom: var(--spacing-xl);
}

.category-title {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--border-color);
}

.category-icon {
    width: 24px;
    height: 24px;
    color: var(--purple-primary);
}

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

.contributor-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.contributor-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--purple-primary), var(--purple-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.contributor-card:hover {
    border-color: var(--purple-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-purple);
}

.contributor-card:hover::before {
    transform: scaleX(1);
}

.contributor-card.founder {
    border-color: rgba(168, 85, 247, 0.3);
}

.contributor-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.75rem;
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-dark));
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    box-shadow: 0 2px 8px rgba(168, 85, 247, 0.3);
}

.contributor-badge svg {
    width: 14px;
    height: 14px;
}

.contributor-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-light));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    position: relative;
    box-shadow: 0 4px 12px rgba(168, 85, 247, 0.3);
}

.contributor-avatar::after {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-light));
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.contributor-card:hover .contributor-avatar::after {
    opacity: 0.5;
}

.avatar-initials {
    font-size: 2rem;
    font-weight: 700;
    color: white;
}

.contributor-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: 0.25rem;
}

.contributor-role {
    font-size: 0.875rem;
    color: var(--purple-light);
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.contributor-bio {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

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

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    color: var(--text-secondary);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.social-link:hover {
    transform: translateY(-2px) scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.social-link.linkedin:hover {
    background: #0077b5;
    border-color: #0077b5;
    color: white;
}

.social-link.github:hover {
    background: #333;
    border-color: #333;
    color: white;
}

.social-link.twitter:hover {
    background: #1da1f2;
    border-color: #1da1f2;
    color: white;
}

.social-link.portfolio:hover {
    background: var(--purple-primary);
    border-color: var(--purple-primary);
    color: white;
}

/* Call to Action */
.contributors-cta {
    margin-top: calc(var(--spacing-xl) * 1.5);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.1), rgba(192, 132, 252, 0.1));
    border: 1px solid var(--border-color);
    border-radius: 16px;
    text-align: center;
}

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

.cta-content p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
}

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

.cta-btn {
    padding: 0.875rem 1.75rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    font-family: var(--font-family);
}

.cta-btn svg {
    width: 20px;
    height: 20px;
}

.cta-btn.primary {
    background: var(--purple-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(168, 85, 247, 0.3);
}

.cta-btn.primary:hover {
    background: var(--purple-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(168, 85, 247, 0.4);
}

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

.cta-btn.secondary:hover {
    border-color: var(--purple-primary);
    color: var(--purple-light);
    transform: translateY(-2px);
}

/* Responsive Contributors */
@media (max-width: 768px) {
    .contributors-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-btn {
        width: 100%;
        justify-content: center;
    }
}

/* ===== FOOTER ===== */
.footer {
    border-top: 1px solid var(--border-color);
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg) 0;
    text-align: center;
    margin-top: var(--spacing-xl);
}

.footer p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.highlight {
    color: var(--purple-light);
    font-weight: 600;
}

.footer-note {
    font-size: 0.875rem;
}

/* ===== CHATBOT ===== */
.chatbot-btn {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 56px;
    height: 56px;
    background: var(--purple-primary);
    border: none;
    border-radius: 50%;
    box-shadow: var(--shadow-purple);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 1000;
    animation: scaleIn 0.5s ease-out 1s both;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

.chatbot-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(168, 85, 247, 0.5);
}

.chatbot-btn:active {
    transform: scale(0.95);
}

.chat-icon {
    color: white;
}

.chat-indicator {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 12px;
    height: 12px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

.chatbot-window {
    position: fixed;
    bottom: 5rem;
    right: 1.5rem;
    width: 380px;
    max-width: calc(100vw - 3rem);
    height: 500px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    display: none;
    flex-direction: column;
    z-index: 1001;
    overflow: hidden;
    animation: slideInRight 0.3s ease-out;
}

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

.chatbot-window.active {
    display: flex;
}

.chatbot-header {
    padding: var(--spacing-md);
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chatbot-header h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.chatbot-header p {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.close-chat-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.close-chat-btn:hover {
    color: var(--text-primary);
    transform: rotate(90deg);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.message {
    display: flex;
    animation: messageIn 0.3s ease-out;
}

@keyframes messageIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-content {
    max-width: 80%;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    font-size: 0.875rem;
    line-height: 1.5;
}

.bot-message .message-content {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.user-message {
    justify-content: flex-end;
}

.user-message .message-content {
    background: var(--purple-primary);
    color: white;
}

.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 0.75rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    width: fit-content;
}

.typing-dot {
    width: 8px;
    height: 8px;
    background: var(--text-secondary);
    border-radius: 50%;
    animation: typing 1.4s infinite;
}

.typing-dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.7;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

.chat-input-container {
    padding: var(--spacing-md);
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-sm);
}

.chat-input {
    flex: 1;
    padding: 0.75rem 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-family: var(--font-family);
    transition: all 0.3s ease;
}

.chat-input:focus {
    outline: none;
    border-color: var(--purple-primary);
}

.send-chat-btn {
    padding: 0.75rem 1rem;
    background: var(--purple-primary);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.send-chat-btn:hover {
    background: var(--purple-dark);
    transform: scale(1.05);
}

.send-chat-btn:active {
    transform: scale(0.95);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .categories {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding: var(--spacing-xs);
    }
    
    .chatbot-window {
        width: calc(100vw - 2rem);
        right: 1rem;
        bottom: 4.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero {
        min-height: 50vh;

    }
    
    .search-input {
        font-size: 0.875rem;
    }
    
    .chatbot-btn {
        width: 48px;
        height: 48px;
        bottom: 1rem;
        right: 1rem;
    }
}