/* ================================================
   IA AGÉNTICA 2026 - Premium Event Styles
   Enhanced UX with distinctive typography & animations
   ================================================ */

/* CSS Variables */
:root {
    /* Colors - Bold & Dramatic */
    --color-primary: #0A0F1C;
    --color-primary-light: #141B2D;
    --color-secondary: #4F46E5;
    --color-secondary-light: #6366F1;
    --color-accent: #06D6A0;
    --color-accent-warm: #F59E0B;
    --color-accent-pink: #EC4899;
    --color-white: #FFFFFF;
    --color-gray-50: #F8FAFC;
    --color-gray-100: #F1F5F9;
    --color-gray-200: #E2E8F0;
    --color-gray-300: #CBD5E1;
    --color-gray-400: #94A3B8;
    --color-gray-500: #64748B;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1E293B;
    --color-gray-900: #0F172A;

    /* Gradients - More dramatic */
    --gradient-primary: linear-gradient(135deg, #0A0F1C 0%, #1a1f3a 40%, #2d1f4a 100%);
    --gradient-accent: linear-gradient(135deg, #4F46E5 0%, #06D6A0 100%);
    --gradient-accent-reverse: linear-gradient(135deg, #06D6A0 0%, #4F46E5 100%);
    --gradient-gold: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
    --gradient-mesh: radial-gradient(at 40% 20%, hsla(252, 83%, 65%, 0.3) 0px, transparent 50%),
                     radial-gradient(at 80% 0%, hsla(170, 95%, 43%, 0.2) 0px, transparent 50%),
                     radial-gradient(at 0% 50%, hsla(339, 100%, 55%, 0.15) 0px, transparent 50%),
                     radial-gradient(at 80% 50%, hsla(252, 83%, 55%, 0.2) 0px, transparent 50%),
                     radial-gradient(at 0% 100%, hsla(170, 95%, 43%, 0.15) 0px, transparent 50%);

    /* Typography - Distinctive fonts */
    --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;
    --font-size-6xl: 4.5rem;
    --font-size-7xl: 5.5rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    --spacing-5xl: 8rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;

    /* Shadows - More dramatic */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.15), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.35);
    --shadow-glow: 0 0 40px rgba(79, 70, 229, 0.3);
    --shadow-glow-accent: 0 0 40px rgba(6, 214, 160, 0.3);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Page Load Animation */
body.loading * {
    animation-play-state: paused !important;
}

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

ul {
    list-style: none;
}

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

/* Headings use display font */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.1;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* ================================================
   PAGE LOAD ANIMATIONS
   ================================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-60px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(60px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(79, 70, 229, 0.4);
    }
    50% {
        box-shadow: 0 0 40px rgba(79, 70, 229, 0.6), 0 0 60px rgba(6, 214, 160, 0.3);
    }
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Staggered reveal classes */
.reveal {
    opacity: 0;
}

.reveal.active {
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.reveal-delay-1 { animation-delay: 0.1s; }
.reveal-delay-2 { animation-delay: 0.2s; }
.reveal-delay-3 { animation-delay: 0.3s; }
.reveal-delay-4 { animation-delay: 0.4s; }
.reveal-delay-5 { animation-delay: 0.5s; }

/* ================================================
   NAVIGATION
   ================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 15, 28, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.nav-logo {
    font-family: var(--font-display);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-white);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.logo-img {
    height: 32px;
    width: auto;
}

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

.nav-link {
    color: rgba(255, 255, 255, 0.7);
    font-family: var(--font-display);
    font-size: var(--font-size-sm);
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    transition: width var(--transition-base);
}

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

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

.nav-cta {
    background: var(--gradient-accent);
    color: var(--color-white) !important;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-weight: 600;
    box-shadow: var(--shadow-glow);
    transition: all var(--transition-base);
}

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

.nav-cta:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 0 50px rgba(79, 70, 229, 0.5);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    z-index: 1001;
}

.nav-toggle span {
    width: 28px;
    height: 2px;
    background: var(--color-white);
    transition: all var(--transition-fast);
    border-radius: 2px;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ================================================
   HERO SECTION
   ================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-5xl) var(--spacing-xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    z-index: -3;
}

/* Gradient Mesh Background */
.hero-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-mesh);
    z-index: -2;
    animation: gradient-shift 15s ease infinite;
    background-size: 200% 200%;
}

/* Subtle Gradient Overlay - Removed harsh noise */
.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(180deg,
        transparent 0%,
        rgba(10, 15, 28, 0.3) 50%,
        rgba(10, 15, 28, 0.6) 100%);
}

/* Decorative Elements */
.hero::before {
    content: '';
    position: absolute;
    top: 15%;
    left: 5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(60px);
    animation: float 8s ease-in-out infinite;
    z-index: -1;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 20%;
    right: 5%;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(6, 214, 160, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(60px);
    animation: float 10s ease-in-out infinite reverse;
    z-index: -1;
}

.hero-content {
    text-align: center;
    max-width: 1000px;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    color: var(--color-white);
    font-family: var(--font-display);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-2xl);
    backdrop-filter: blur(10px);
    animation: fadeInDown 0.8s ease forwards;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
    box-shadow: 0 0 10px var(--color-accent);
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 10px var(--color-accent); }
    50% { opacity: 0.7; transform: scale(1.3); box-shadow: 0 0 20px var(--color-accent); }
}

.hero-title {
    color: var(--color-white);
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.2s;
    opacity: 0;
}

.title-line {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 400;
    line-height: 1.3;
    letter-spacing: -0.01em;
    opacity: 0.9;
}

.title-highlight {
    display: block;
    font-size: var(--font-size-7xl);
    font-weight: 700;
    background: var(--gradient-accent);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.05;
    margin: var(--spacing-sm) 0;
    letter-spacing: -0.03em;
    animation: gradient-shift 5s ease infinite;
}

.hero-subtitle {
    color: rgba(255, 255, 255, 0.75);
    font-size: var(--font-size-xl);
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
    line-height: 1.7;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.4s;
    opacity: 0;
}

.hero-info {
    display: flex;
    justify-content: center;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-2xl);
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.5s;
    opacity: 0;
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-white);
    font-size: var(--font-size-base);
    font-family: var(--font-display);
}

.info-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.info-item:hover .info-icon {
    background: rgba(79, 70, 229, 0.3);
    border-color: rgba(79, 70, 229, 0.5);
    transform: scale(1.1) rotate(-5deg);
}

.info-icon svg {
    width: 22px;
    height: 22px;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.6s;
    opacity: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-2xl);
    font-family: var(--font-display);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-xl);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 30px rgba(79, 70, 229, 0.5);
}

.btn-primary:active {
    transform: translateY(-1px) scale(0.98);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

/* Countdown */
.hero-countdown {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.7s;
    opacity: 0;
}

.countdown-item {
    text-align: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(10px);
    min-width: 90px;
    transition: all var(--transition-base);
}

.countdown-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.countdown-number {
    display: block;
    font-family: var(--font-display);
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1;
    letter-spacing: -0.02em;
}

.countdown-label {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: var(--spacing-xs);
}

.countdown-separator {
    font-size: var(--font-size-3xl);
    color: rgba(255, 255, 255, 0.2);
    font-weight: 300;
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: var(--spacing-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.4);
    font-family: var(--font-display);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 3px;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 1s;
    opacity: 0;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
    animation: scrollLine 2s infinite;
}

@keyframes scrollLine {
    0% { transform: scaleY(0); transform-origin: top; opacity: 0; }
    20% { opacity: 1; }
    50% { transform: scaleY(1); transform-origin: top; }
    50.1% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

/* ================================================
   STATS SECTION
   ================================================ */
.stats {
    background: var(--color-gray-900);
    padding: var(--spacing-4xl) 0;
    position: relative;
    overflow: hidden;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(79, 70, 229, 0.5), rgba(6, 214, 160, 0.5), transparent);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.03);
    transform: translateY(-4px);
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: var(--font-size-5xl);
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.03em;
}

.stat-label {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    font-family: var(--font-display);
    letter-spacing: 0.02em;
}

/* ================================================
   SECTIONS COMMON
   ================================================ */
section {
    padding: var(--spacing-5xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-4xl);
}

.section-tag {
    display: inline-block;
    background: var(--color-secondary);
    color: var(--color-white);
    font-family: var(--font-display);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: var(--font-size-4xl);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.section-subtitle {
    color: var(--color-gray-600);
    font-size: var(--font-size-lg);
    line-height: 1.7;
}

/* ================================================
   ABOUT SECTION
   ================================================ */
.about {
    background: var(--color-gray-50);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.about-card {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    border: 1px solid transparent;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.about-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: rgba(79, 70, 229, 0.1);
}

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

.card-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-accent);
    color: var(--color-white);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-bounce);
}

.about-card:hover .card-icon {
    transform: scale(1.1) rotate(-5deg);
    box-shadow: var(--shadow-glow);
}

.about-card h3 {
    font-size: var(--font-size-xl);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.01em;
}

.about-card p {
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* ================================================
   AGENDA SECTION
   ================================================ */
.agenda {
    background: var(--color-white);
}

.agenda-timeline {
    max-width: 850px;
    margin: 0 auto;
    position: relative;
}

.agenda-timeline::before {
    content: '';
    position: absolute;
    left: 100px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-secondary), var(--color-accent));
    opacity: 0.3;
}

.timeline-item {
    display: flex;
    gap: var(--spacing-xl);
    padding: var(--spacing-lg) 0;
    position: relative;
    transition: all var(--transition-base);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 94px;
    top: 50%;
    transform: translateY(-50%);
    width: 14px;
    height: 14px;
    background: var(--color-white);
    border: 3px solid var(--color-secondary);
    border-radius: 50%;
    z-index: 1;
    transition: all var(--transition-base);
}

.timeline-item:hover::before {
    background: var(--color-secondary);
    transform: translateY(-50%) scale(1.3);
    box-shadow: 0 0 20px rgba(79, 70, 229, 0.5);
}

.timeline-item.highlight {
    background: linear-gradient(90deg, rgba(79, 70, 229, 0.08) 0%, transparent 100%);
    margin: var(--spacing-md) calc(-1 * var(--spacing-xl));
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border-left: 4px solid var(--color-secondary);
}

.timeline-item.highlight::before {
    background: var(--color-secondary);
    border-color: var(--color-accent);
}

.timeline-time {
    min-width: 80px;
    font-family: var(--font-display);
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-secondary);
    letter-spacing: -0.01em;
}

.timeline-content {
    flex: 1;
}

.timeline-tag {
    display: inline-block;
    font-family: var(--font-display);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-sm);
}

.timeline-tag.networking {
    background: rgba(6, 214, 160, 0.15);
    color: #059669;
}

.timeline-tag.keynote {
    background: rgba(79, 70, 229, 0.15);
    color: var(--color-secondary);
}

.timeline-tag.panel {
    background: rgba(245, 158, 11, 0.15);
    color: #D97706;
}

.timeline-tag.case {
    background: rgba(236, 72, 153, 0.15);
    color: var(--color-accent-pink);
}

.timeline-content h4 {
    font-size: var(--font-size-lg);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.01em;
}

.timeline-content p {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
}

/* ================================================
   SPEAKERS SECTION
   ================================================ */
.speakers {
    background: var(--color-gray-900);
    position: relative;
    overflow: hidden;
}

.speakers::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-mesh);
    opacity: 0.5;
}

.speakers .container {
    position: relative;
    z-index: 1;
}

.speakers .section-tag {
    background: var(--color-accent);
}

.speakers .section-title {
    color: var(--color-white);
}

.speakers .section-subtitle {
    color: var(--color-gray-400);
}

.speakers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-4xl);
}

.speaker-card {
    text-align: center;
    transition: all var(--transition-base);
}

.speaker-card:hover {
    transform: translateY(-8px);
}

.speaker-image {
    width: 160px;
    height: 160px;
    margin: 0 auto var(--spacing-lg);
    border-radius: 50%;
    overflow: hidden;
    position: relative;
}

.speaker-image::before {
    content: '';
    position: absolute;
    inset: -3px;
    background: var(--gradient-accent);
    border-radius: 50%;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.speaker-card:hover .speaker-image::before {
    opacity: 1;
}

.speaker-image.placeholder {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.3), rgba(6, 214, 160, 0.3));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.speaker-info h4 {
    color: var(--color-white);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
}

.speaker-info p {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
}

.speaker-tag {
    display: inline-block;
    background: rgba(6, 214, 160, 0.15);
    color: var(--color-accent);
    font-family: var(--font-display);
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
}

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

.speakers-cta p {
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-lg);
}

.notify-form {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    max-width: 500px;
    margin: 0 auto;
}

.notify-form input {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    border: 1px solid var(--color-gray-700);
    border-radius: var(--radius-xl);
    background: var(--color-gray-800);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
}

.notify-form input::placeholder {
    color: var(--color-gray-500);
}

.notify-form input:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

/* ================================================
   VENUE SECTION
   ================================================ */
.venue {
    background: var(--color-white);
}

.venue-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.venue-info .section-tag {
    margin-bottom: var(--spacing-md);
}

.venue-info .section-title {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.venue-address {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-lg);
}

.venue-address svg {
    color: var(--color-secondary);
}

.venue-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.venue-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-gray-700);
    font-size: var(--font-size-base);
    padding: var(--spacing-sm) 0;
    transition: all var(--transition-fast);
}

.venue-features li:hover {
    transform: translateX(8px);
    color: var(--color-gray-900);
}

.venue-features svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

.venue-map {
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
    position: relative;
}

.venue-map::before {
    content: '';
    position: absolute;
    inset: 0;
    border: 2px solid rgba(79, 70, 229, 0.2);
    border-radius: var(--radius-2xl);
    pointer-events: none;
    z-index: 1;
}

/* ================================================
   PRICING SECTION
   ================================================ */
.pricing {
    background: var(--color-gray-50);
    position: relative;
}

.pricing::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(6, 214, 160, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    max-width: 950px;
    margin: 0 auto var(--spacing-2xl);
    position: relative;
    z-index: 1;
}

.pricing-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-lg);
    position: relative;
    border: 2px solid transparent;
    transition: all var(--transition-base);
    overflow: visible;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

.pricing-card.featured:hover {
    box-shadow: var(--shadow-2xl), var(--shadow-glow);
}

/* Enhanced Early Bird Badge */
.pricing-badge-large {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--gradient-gold);
    color: var(--color-white);
    font-family: var(--font-display);
    padding: var(--spacing-sm) var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.5);
    z-index: 10;
}

.badge-label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.9;
}

.badge-discount {
    font-size: var(--font-size-xl);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.pricing-card.featured {
    border-color: var(--color-secondary);
    padding-top: var(--spacing-3xl);
    margin-top: var(--spacing-lg);
}

.pricing-card.featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
    border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.price-highlight {
    font-family: var(--font-display);
    font-size: var(--font-size-4xl);
    font-weight: 700;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.price-highlight-secondary {
    font-family: var(--font-display);
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: -0.02em;
}

/* Group Pricing Badge */
.pricing-badge-group {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent);
    color: var(--color-white);
    font-family: var(--font-display);
    font-size: var(--font-size-sm);
    font-weight: 700;
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--radius-full);
    box-shadow: 0 4px 15px rgba(6, 214, 160, 0.4);
    z-index: 10;
    white-space: nowrap;
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-gold);
    color: var(--color-white);
    font-family: var(--font-display);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--radius-full);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-gray-200);
}

.pricing-header h3 {
    font-size: var(--font-size-xl);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
}

.pricing-price {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.price-old {
    font-size: var(--font-size-lg);
    color: var(--color-gray-400);
    text-decoration: line-through;
}

.price-current {
    font-family: var(--font-display);
    font-size: var(--font-size-5xl);
    font-weight: 700;
    color: var(--color-gray-900);
    letter-spacing: -0.03em;
}

.price-note {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-top: var(--spacing-xs);
}

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

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    color: var(--color-gray-700);
}

.pricing-features svg {
    color: var(--color-accent);
    flex-shrink: 0;
    margin-top: 3px;
}

.pricing-card.secondary {
    background: var(--color-gray-100);
    position: relative;
    padding-top: var(--spacing-2xl);
    margin-top: var(--spacing-lg);
}

.pricing-card.secondary .pricing-header {
    border-bottom-color: var(--color-gray-300);
}

.pricing-card.secondary h3 {
    font-size: var(--font-size-lg);
}

/* Enhanced CTA button for group pricing card */
.pricing-card.secondary .btn-secondary {
    background: var(--color-gray-900);
    color: var(--color-white);
    border: 2px solid var(--color-gray-900);
    font-weight: 600;
}

.pricing-card.secondary .btn-secondary:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(6, 214, 160, 0.4);
}

.pricing-note {
    text-align: center;
    max-width: 750px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: rgba(79, 70, 229, 0.08);
    border-radius: var(--radius-xl);
    color: var(--color-gray-700);
    font-size: var(--font-size-sm);
    border: 1px solid rgba(79, 70, 229, 0.15);
    position: relative;
    z-index: 1;
}

/* ================================================
   REGISTER SECTION
   ================================================ */
.register {
    background: var(--gradient-primary);
    padding: var(--spacing-5xl) 0;
    position: relative;
    overflow: hidden;
}

.register::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-mesh);
    opacity: 0.5;
}

.register-card {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-4xl);
    background: var(--color-white);
    border-radius: var(--radius-3xl);
    padding: var(--spacing-4xl);
    box-shadow: var(--shadow-2xl);
    position: relative;
    z-index: 1;
}

.register-info h2 {
    font-size: var(--font-size-4xl);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.register-info > p {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-lg);
    line-height: 1.7;
}

.register-trust {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.trust-item:hover {
    background: rgba(6, 214, 160, 0.1);
    transform: translateX(4px);
}

.trust-item svg {
    color: var(--color-accent);
}

.register-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-family: var(--font-display);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-700);
}

.form-group input,
.form-group select {
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    background: var(--color-white);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.15);
}

.form-group.checkbox {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.form-group.checkbox input {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    accent-color: var(--color-secondary);
}

.form-group.checkbox label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.5;
    font-family: var(--font-body);
    font-weight: 400;
}

/* ================================================
   PARTNERS SECTION
   ================================================ */
.partners {
    background: var(--color-white);
    padding: var(--spacing-5xl) 0;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
}

.partner-slot {
    background: var(--color-gray-50);
    border: 2px dashed var(--color-gray-300);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.partner-slot::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-accent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.partner-slot:hover {
    border-color: var(--color-secondary);
    border-style: solid;
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.partner-slot:hover::before {
    opacity: 0.05;
}

.partner-slot span {
    display: block;
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-xs);
    position: relative;
    z-index: 1;
}

.partner-slot p {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    position: relative;
    z-index: 1;
}

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

.partners-cta p {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-lg);
}

.partners-cta .btn-secondary {
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    border-color: var(--color-gray-300);
}

.partners-cta .btn-secondary:hover {
    background: var(--color-secondary);
    color: var(--color-white);
    border-color: var(--color-secondary);
}

/* ================================================
   FAQ SECTION
   ================================================ */
.faq {
    background: var(--color-gray-50);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    max-width: 1100px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-white);
    padding: var(--spacing-xl) var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.faq-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: rgba(79, 70, 229, 0.1);
}

.faq-item h4 {
    font-size: var(--font-size-lg);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.01em;
}

.faq-item p {
    color: var(--color-gray-600);
    font-size: var(--font-size-base);
    line-height: 1.7;
}

/* ================================================
   FOOTER
   ================================================ */
.footer {
    background: var(--color-gray-900);
    padding: var(--spacing-5xl) 0 var(--spacing-xl);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(79, 70, 229, 0.5), rgba(6, 214, 160, 0.5), transparent);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-4xl);
    margin-bottom: var(--spacing-4xl);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-white);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
}

.footer-logo .logo-img {
    height: 36px;
}

.footer-brand > p {
    color: var(--color-gray-400);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

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

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-gray-800);
    border-radius: var(--radius-lg);
    color: var(--color-gray-400);
    transition: all var(--transition-base);
}

.footer-social a:hover {
    background: var(--gradient-accent);
    color: var(--color-white);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-display);
    color: var(--color-white);
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    letter-spacing: 0.02em;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--color-white);
    transform: translateX(4px);
}

.footer-contact p,
.footer-contact a {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
}

.footer-contact a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-gray-800);
}

.footer-bottom p {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
}

.footer-legal {
    display: flex;
    gap: var(--spacing-xl);
}

.footer-legal a {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--color-white);
}

/* ================================================
   SCROLL ANIMATIONS
   ================================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* ================================================
   RESPONSIVE
   ================================================ */
@media (max-width: 1024px) {
    :root {
        --font-size-7xl: 4rem;
        --font-size-6xl: 3.5rem;
        --font-size-5xl: 2.5rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .speakers-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .venue-grid {
        grid-template-columns: 1fr;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
    }

    .register-card {
        grid-template-columns: 1fr;
    }

    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .faq-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-7xl: 3rem;
        --font-size-6xl: 2.5rem;
        --font-size-5xl: 2rem;
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
    }

    .container {
        padding: 0 var(--spacing-lg);
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        max-width: 320px;
        height: 100vh;
        background: var(--color-primary);
        flex-direction: column;
        padding: var(--spacing-5xl) var(--spacing-xl);
        transition: right var(--transition-base);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: var(--spacing-4xl) var(--spacing-lg);
    }

    .hero-info {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .hero-cta {
        flex-direction: column;
    }

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

    .agenda-timeline::before {
        display: none;
    }

    .timeline-item::before {
        display: none;
    }

    .timeline-item {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding-left: 0;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .notify-form {
        flex-direction: column;
    }

    .speakers-grid {
        grid-template-columns: 1fr;
    }

    .partners-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .hero {
        padding: var(--spacing-3xl) var(--spacing-md);
    }

    .countdown-item {
        min-width: 70px;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .countdown-number {
        font-size: var(--font-size-2xl);
    }

    .register-card {
        padding: var(--spacing-xl);
    }

    .pricing-card {
        padding: var(--spacing-xl);
    }
}

/* ================================================
   CUSTOM SELECTION
   ================================================ */
::selection {
    background: rgba(79, 70, 229, 0.3);
    color: var(--color-white);
}

/* ================================================
   FOCUS STATES (Accessibility)
   ================================================ */
*:focus-visible {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}