/* Main Styles for The Future AI Website */

/* Base Styles */
:root {
    /* Color Variables */
    --primary-color: #0066ff;
    --secondary-color: #00c2ff;
    --dark-bg: #0a0a14;
    --darker-bg: #050510;
    --light-text: #ffffff;
    --gray-text: #a0a0a0;
    --accent-color: #ff3e00;
    --gradient-primary: linear-gradient(135deg, #0066ff, #00c2ff);
    --gradient-dark: linear-gradient(135deg, #0a0a14, #050510);
    
    /* Spacing Variables */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--dark-bg);
    color: var(--light-text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

h1 {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.8rem;
}

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

strong {
    font-weight: 700;
}

em {
    font-style: italic;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.section-title:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--gradient-primary);
}

.section-subtitle {
    text-align: center;
    color: var(--gray-text);
    margin-top: -1.5rem;
    margin-bottom: var(--spacing-lg);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--light-text);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 102, 255, 0.2);
}

.btn-cta {
    background: var(--accent-color);
    color: var(--light-text);
    padding: 1.2rem 2.5rem;
    font-size: 1.1rem;
    border: none;
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 62, 0, 0.3);
}

.btn-support {
    background: transparent;
    border: 2px solid var(--light-text);
    color: var(--light-text);
}

.btn-support:hover {
    background: var(--light-text);
    color: var(--dark-bg);
}

/* Navigation */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(5, 5, 16, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

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

.logo {
    max-width: 150px;
}

.logo img {
    width: 100%;
    height: auto;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--light-text);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

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

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

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--light-text);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Sections */
section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

section:nth-child(odd) {
    background-color: var(--darker-bg);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-image: url('../images/backgrounds/hero-bg.svg');
    background-size: cover;
    background-position: center;
    position: relative;
    padding-top: 80px; /* Account for fixed navigation */
}

.hero:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 5, 16, 0.8);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    animation: fadeInUp 1s ease-out;
}

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

.hero h1, .hero h2 {
    margin-bottom: var(--spacing-sm);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.limited-spots {
    color: var(--accent-color);
    font-weight: 700;
    font-style: italic;
}

/* Event Intro */
.event-intro {
    background: var(--gradient-dark);
    padding: var(--spacing-xl) 0;
}

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

.intro-content p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
}

.intro-content .btn-cta {
    margin-top: var(--spacing-md);
}

/* About Event */
.about-event {
    padding: var(--spacing-xl) 0;
}

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

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

/* About Izaias */
.about-izaias {
    padding: var(--spacing-xl) 0;
}

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

.izaias-image {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.izaias-bio p {
    margin-bottom: var(--spacing-md);
}

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

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

.video-item {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background-color: #111;
}

.video-thumbnail {
    width: 100%;
    height: 100%;
    position: relative;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light-text);
    font-weight: 700;
    transition: all 0.3s ease;
}

.video-item:hover .play-button {
    background-color: var(--accent-color);
}

/* Locations */
.locations {
    padding: var(--spacing-md) 0;
    text-align: center;
}

.logo-center {
    margin-bottom: var(--spacing-md);
}

.locations-title {
    font-size: 1.5rem;
    font-weight: 600;
}

/* Speakers */
.speakers {
    padding: var(--spacing-xl) 0;
}

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

.speaker-card {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    transition: all 0.3s ease;
}

.speaker-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 30px rgba(0, 0, 0, 0.3);
}

.speaker-image {
    width: 100%;
    aspect-ratio: 1 / 1;
    background-color: #222;
}

.speaker-name {
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-xs);
    font-size: 1.5rem;
}

.speaker-social {
    display: inline-block;
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--primary-color);
    font-weight: 600;
}

.speaker-bio {
    padding: 0 var(--spacing-md) var(--spacing-md);
    font-size: 0.9rem;
    color: var(--gray-text);
}

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

.cta-text {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

/* Schedule */
.schedule {
    padding: var(--spacing-xl) 0;
}

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

.day-title {
    margin-bottom: var(--spacing-md);
    font-size: 1.3rem;
    color: var(--secondary-color);
}

.schedule-list li {
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.time {
    font-weight: 700;
    color: var(--primary-color);
}

.schedule-note {
    text-align: center;
    margin-top: var(--spacing-lg);
    font-style: italic;
    color: var(--gray-text);
}

/* Location and Accommodation */
.location-accommodation {
    padding: var(--spacing-xl) 0;
}

.accommodation-info, .location-info {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.alert {
    color: var(--accent-color);
    font-weight: 700;
    margin: var(--spacing-md) 0;
}

/* Target Audience */
.target-audience {
    padding: var(--spacing-xl) 0;
}

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

.audience-card {
    text-align: center;
    padding: var(--spacing-md);
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    transition: all 0.3s ease;
}

.audience-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.audience-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.audience-title {
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
}

.audience-desc {
    color: var(--gray-text);
}

/* Pricing */
.pricing {
    padding: var(--spacing-xl) 0;
}

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

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

.pricing-card {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    padding: var(--spacing-md);
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 30px rgba(0, 0, 0, 0.3);
}

.pricing-badge {
    position: absolute;
    top: 0;
    right: 0;
    background-color: var(--accent-color);
    color: var(--light-text);
    padding: 0.5rem 1rem;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.8rem;
}

.pricing-headline {
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.3rem;
}

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

.pricing-features li {
    margin-bottom: var(--spacing-xs);
    padding-left: 1.5rem;
    position: relative;
}

.pricing-features li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.pricing-price {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.original-price {
    color: var(--gray-text);
    margin-bottom: 0.5rem;
}

.current-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.cash-price {
    color: var(--gray-text);
}

.pricing-note {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

/* Testimonials */
.testimonials {
    padding: var(--spacing-xl) 0;
}

.testimonials-slider {
    /* Slider styles would go here */
}

/* Guarantee */
.guarantee {
    padding: var(--spacing-xl) 0;
}

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

/* FAQ */
.faq {
    padding: var(--spacing-xl) 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: var(--spacing-md);
}

.faq-question {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    cursor: pointer;
}

.faq-answer {
    color: var(--gray-text);
}

/* Footer */
.footer {
    background-color: var(--darker-bg);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

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

.support-title {
    margin-bottom: var(--spacing-sm);
}

.footer-links {
    color: var(--gray-text);
    font-size: 0.9rem;
}

.footer-links a {
    color: var(--light-text);
    transition: color 0.3s ease;
}

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

.copyright {
    margin: var(--spacing-md) 0;
}

.developer-link {
    display: inline-block;
}