/* iForums Hermosillo - Clean Modern Design */
:root {
    /* Brand Colors - Clear and Professional */
    --primary-500: #0057B7;  /* Blue iForums */
    --primary-700: #00438E;  /* Darker blue for hover */
    --primary-100: #E6F0FF;  /* Light blue background */
    
    --accent-500: #FF6A00;   /* Orange accent */
    --accent-100: #FFF0E6;   /* Light orange background */
    
    /* Neutral Colors - Clean and Accessible */
    --neutral-900: #111827;  /* Primary text - dark */
    --neutral-600: #4B5563;  /* Secondary text */
    --neutral-200: #E5E7EB;  /* Borders/dividers */
    --neutral-100: #FFFFFF;  /* Card backgrounds */
    --neutral-50: #F8F9FA;   /* Page background */
    
    /* Semantic Colors */
    --success: #10B981;      /* Green */
    --warning: #F59E0B;      /* Amber */
    --error: #EF4444;        /* Red */
    
    /* Typography */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing System - Generous whitespace */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 32px;
    --space-xl: 48px;
    --space-xxl: 64px;
    --space-xxxl: 96px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    
    /* Shadows - Subtle and Professional */
    --shadow-subtle: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-elevated: 0 8px 24px rgba(0, 87, 183, 0.12);
    
    /* Transitions */
    --transition-fast: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: 300ms ease-in-out;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--neutral-50);
    color: var(--neutral-900);
    line-height: 1.7;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Typography - Clean and Hierarchical */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--neutral-900);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
}

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

p {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--neutral-600);
}

.small-text {
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.4;
    color: var(--neutral-600);
}

/* Header - Clean and Professional */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--neutral-200);
    z-index: 1000;
    transition: var(--transition-fast);
}

.navbar {
    padding: var(--space-sm) 0;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.nav-brand {
    height: 40px;
    width: auto;
}

.brand-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--neutral-900);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-lg);
}

.nav-link {
    color: var(--neutral-600);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
    padding: var(--space-xs) 0;
}

.nav-link:hover {
    color: var(--primary-500);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-500);
    transition: var(--transition-fast);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--neutral-900);
    transition: var(--transition-fast);
}

/* Hero Section - Clean and Impactful */
.hero {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-700) 100%);
    position: relative;
    overflow: hidden;
}

.hero-video {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-background-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    z-index: 0;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        rgba(17, 24, 39, 0.4),
        rgba(17, 24, 39, 0.3)
    );
    z-index: 1;
}

.hero-content {
    max-width: 800px;
    text-align: center;
    padding: 0 var(--space-md);
    position: relative;
    z-index: 2;
}

.hero-title {
    margin-bottom: var(--space-md);
    color: var(--neutral-100);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--accent-500);
    font-weight: 600;
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-description {
    color: var(--neutral-100);
    margin-bottom: var(--space-xl);
    font-size: 1.25rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

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

/* Buttons - Prominent and Professional */
.btn-primary, .btn-secondary {
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    min-height: 48px;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.125rem;
    min-height: 56px;
}

.btn-primary {
    background: var(--primary-500);
    color: var(--neutral-100);
    box-shadow: var(--shadow-subtle);
}

.btn-primary:hover {
    background: var(--primary-700);
    transform: scale(1.03);
    box-shadow: var(--shadow-elevated);
}

.btn-secondary {
    background: transparent;
    color: var(--neutral-100);
    border: 2px solid var(--neutral-100);
}

.btn-secondary:hover {
    background: var(--neutral-100);
    color: var(--primary-500);
    transform: scale(1.02);
}

/* Section Styles */
section {
    padding: var(--space-xxxl) 0;
}

/* Section Headers - Clean and Numbered */
.section-header {
    text-align: center;
    margin-bottom: var(--space-xxxl);
    position: relative;
}

.section-number {
    display: inline-block;
    font-size: 8rem;
    font-weight: 800;
    color: var(--neutral-200);
    font-family: var(--font-heading);
    line-height: 1;
    position: absolute;
    top: -2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: -1;
}

.section-title {
    color: var(--neutral-900);
    margin-bottom: var(--space-sm);
}

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

/* About Section - Clean and Professional */
.about {
    padding: var(--space-xxxl) 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xxl);
    align-items: center;
}

.about-text {
    max-width: 600px;
}

.about-description {
    font-size: 1.25rem;
    color: var(--neutral-600);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

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

.stat-card {
    text-align: center;
    padding: var(--space-lg);
    background: var(--neutral-100);
    border-radius: var(--radius-lg);
    border: 1px solid var(--neutral-200);
    box-shadow: var(--shadow-subtle);
    transition: var(--transition-fast);
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-500);
    font-family: var(--font-heading);
    margin-bottom: var(--space-xs);
}

.stat-label {
    color: var(--neutral-600);
    font-weight: 500;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Mission & Vision Sections - Clean and Spacious */
.mission-section, .vision-section {
    padding: var(--space-xxxl) 0;
}

.mission-content, .vision-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.mission-text, .vision-text {
    font-size: 1.5rem;
    color: var(--neutral-600);
    line-height: 1.6;
    font-weight: 400;
}

/* Additional Sections - Clean Styles */
.workshops, .testimonials, .allies, .contact {
    padding: var(--space-xxxl) 0;
}

.workshops-grid, .testimonials-grid, .allies-grid {
    display: grid;
    gap: var(--space-lg);
}

.workshops-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.testimonials-grid, .allies-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.workshop-card, .testimonial-card, .ally-card {
    background: var(--neutral-100);
    border-radius: var(--radius-lg);
    border: 1px solid var(--neutral-200);
    box-shadow: var(--shadow-subtle);
    transition: var(--transition-fast);
}

.workshop-card:hover, .testimonial-card:hover, .ally-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-elevated);
}

.workshop-card {
    padding: var(--space-lg);
}

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

.workshop-tag {
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.workshop-tag.upcoming {
    background: var(--primary-100);
    color: var(--primary-700);
}

.workshop-date {
    color: var(--neutral-600);
    font-weight: 500;
    font-size: 0.875rem;
}

.workshop-title {
    color: var(--neutral-900);
    margin-bottom: var(--space-sm);
}

.workshop-description {
    color: var(--neutral-600);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.workshop-meta {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.workshop-meta span {
    color: var(--neutral-600);
    font-size: 0.875rem;
}

.testimonial-card {
    padding: var(--space-lg);
}

.testimonial-content p {
    font-style: italic;
    color: var(--neutral-600);
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--primary-500);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neutral-100);
}

.author-info h4 {
    color: var(--neutral-900);
    font-size: 1rem;
    margin-bottom: 2px;
}

.author-info span {
    color: var(--neutral-600);
    font-size: 0.875rem;
}

.ally-card {
    padding: var(--space-lg);
    text-align: center;
}

.ally-logo {
    margin-bottom: var(--space-md);
}

.ally-logo img {
    max-width: 150px;
    height: auto;
}

.ally-info h4 {
    color: var(--neutral-900);
    margin-bottom: var(--space-xs);
}

.ally-info p {
    color: var(--neutral-600);
    margin-bottom: var(--space-sm);
}

.ally-link {
    color: var(--primary-500);
    text-decoration: none;
    font-weight: 500;
}

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

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xxl);
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.contact-item i {
    width: 24px;
    color: var(--primary-500);
}

.contact-item h4 {
    color: var(--neutral-900);
    margin-bottom: var(--space-xs);
}

.contact-item p {
    color: var(--neutral-600);
}

.social-links {
    display: flex;
    gap: var(--space-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--neutral-200);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neutral-600);
    text-decoration: none;
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--primary-500);
    color: var(--neutral-100);
}

.contact-form {
    background: var(--neutral-100);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--neutral-200);
    box-shadow: var(--shadow-subtle);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-sm);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--neutral-900);
    background: var(--neutral-100);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(0, 87, 183, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--neutral-900);
    color: var(--neutral-100);
    padding: var(--space-xxl) 0 var(--space-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-section h4 {
    color: var(--neutral-100);
    margin-bottom: var(--space-md);
}

.footer-section ul {
    list-style: none;
}

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

.footer-section ul li a {
    color: var(--neutral-300);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--neutral-100);
}

.footer-bottom {
    border-top: 1px solid var(--neutral-600);
    padding-top: var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--neutral-300);
    font-size: 0.875rem;
}

.admin-link a {
    color: var(--neutral-300);
    text-decoration: none;
    font-size: 0.75rem;
}

.admin-link a:hover {
    color: var(--neutral-100);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    /* Responsive video adjustments */
    .hero-background-video {
        min-width: 100%;
        min-height: 100%;
        width: auto;
        height: auto;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
    }
    
    .section-number {
        font-size: 4rem;
        top: -1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .workshops-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid,
    .allies-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
}

/* Additional mobile optimizations */
@media (max-width: 480px) {
    .hero-background-video {
        width: auto;
        height: 100vh;
        min-width: 100%;
        min-height: auto;
    }
    
    .hero-content {
        padding: 0 var(--space-sm);
    }
    
    .hero-title {
        font-size: 2rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: var(--space-md);
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: var(--space-lg);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: var(--space-sm);
    }
    
    .btn-large {
        width: 100%;
        max-width: 280px;
        padding: var(--space-md) var(--space-lg);
    }
}

/* Ecosystem Map Section */
.ecosystem {
    padding: var(--space-xxxl) 0;
    background: var(--neutral-100);
}

.ecosystem-map {
    max-width: 1000px;
    margin: 0 auto;
}

.map-container {
    position: relative;
    background: var(--neutral-50);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid var(--neutral-200);
}

.map-legend {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--neutral-600);
    font-size: 0.875rem;
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
}

.legend-color.startup { background: var(--primary-500); }
.legend-color.academic { background: var(--accent-500); }
.legend-color.government { background: var(--success); }
.legend-color.corporate { background: var(--warning); }

.ecosystem-network {
    position: relative;
    height: 400px;
    background: var(--neutral-100);
    border-radius: var(--radius-md);
}

.network-node {
    position: absolute;
    cursor: pointer;
}

.node-point {
    width: 16px;
    height: 16px;
    border-radius: var(--radius-full);
    transition: var(--transition-fast);
}

.network-node[data-type="startup"] .node-point {
    background: var(--primary-500);
}

.network-node[data-type="academic"] .node-point {
    background: var(--accent-500);
}

.network-node[data-type="government"] .node-point {
    background: var(--success);
}

.network-node[data-type="corporate"] .node-point {
    background: var(--warning);
}

.node-label {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--neutral-900);
    color: var(--neutral-100);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    transition: var(--transition-fast);
    pointer-events: none;
}

.network-node:hover .node-label {
    opacity: 1;
}

.network-node:hover .node-point {
    transform: scale(1.5);
}

.network-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* Chatbot */
.chatbot {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    z-index: 1000;
}

.chatbot-toggle {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    background: var(--primary-500);
    color: var(--neutral-100);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-elevated);
    transition: var(--transition-fast);
}

.chatbot-toggle:hover {
    background: var(--primary-700);
    transform: scale(1.05);
}

.chatbot-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    height: 500px;
    background: var(--neutral-100);
    border-radius: var(--radius-lg);
    border: 1px solid var(--neutral-200);
    box-shadow: var(--shadow-elevated);
    display: none;
    flex-direction: column;
}

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

.chatbot-header {
    padding: var(--space-md);
    background: var(--primary-500);
    color: var(--neutral-100);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chatbot-header h4 {
    margin: 0;
}

.chatbot-header button {
    background: none;
    border: none;
    color: var(--neutral-100);
    cursor: pointer;
    font-size: 1.2rem;
}

.chatbot-messages {
    flex: 1;
    padding: var(--space-md);
    overflow-y: auto;
}

.message {
    margin-bottom: var(--space-sm);
    padding: var(--space-sm);
    border-radius: var(--radius-sm);
    max-width: 80%;
}

.bot-message {
    background: var(--neutral-200);
    color: var(--neutral-900);
    align-self: flex-start;
}

.chatbot-input {
    padding: var(--space-sm);
    border-top: 1px solid var(--neutral-200);
    display: flex;
    gap: var(--space-xs);
}

.chatbot-input input {
    flex: 1;
    padding: var(--space-xs);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-sm);
}

.chatbot-input button {
    background: var(--primary-500);
    color: var(--neutral-100);
    border: none;
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }