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

:root {
    --primary: #2563eb;
    --primary-dark: #1e40af;
    --accent: #f59e0b;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border: #e5e7eb;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: white;
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: 20px 0;
}

.header .container {
    padding: 0 60px;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.logo {
    flex-shrink: 0;
}

.logo-text {
    font-size: 20px;
    font-weight: 600;
    font-family: 'Playfair Display', serif;
    color: var(--text-dark);
    letter-spacing: -0.01em;
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
    flex: 1;
    justify-content: center;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

.header-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--text-dark);
    color: rgba(255, 255, 255, 0.898);
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 400;
    font-size: 13px;
    text-decoration: none;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.header-cta:hover {
    background: #111827;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 81vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: 
        linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.6) 50%, transparent 100%),
        url('https://d257x3344ehkto.cloudfront.net/SGI_Website_Projects_Danaos_Sofia_Ring_Park_Main_Image_3840x2560px_7309aa3342.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
    padding: 120px 40px 80px;
    margin: 100px 20px 0;
    border-radius: 10px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.25);
    z-index: 0;
}

/* Skeleton Loader */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        #e5e7eb 0%,
        #f3f4f6 20%,
        #e5e7eb 40%,
        #e5e7eb 100%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    z-index: 1;
    opacity: 1;
    transition: opacity 0.5s ease;
}

.hero.loaded::after {
    opacity: 0;
    pointer-events: none;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.hero-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    opacity: 0;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    max-width: 800px;
    margin: 120px auto 0;
}

.date-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 12px 24px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 32px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.date-badge .icon {
    width: 18px;
    height: 18px;
    stroke-width: 2;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(36px, 6vw, 58px);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    letter-spacing: -0.01em;
}

.title-main {
    display: block;
}

.title-accent {
    display: block;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    font-weight: 400;
    opacity: 0.9;
    margin-bottom: 32px;
    letter-spacing: 0.01em;
}

.hero-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: white;
    color: #f59e0b;
    padding: 14px 32px;
    border-radius: 12px;
    font-weight: 500;
    font-size: 13px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.25);
    background: #f8f9fa;
}

.cta-button svg {
    width: 16px;
    height: 16px;
    stroke-width: 2.5;
    transition: transform 0.3s ease;
    color: #f59e0b;
}

.cta-button:hover svg {
    transform: translateX(2px);
}

.cta-button-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    padding: 14px 32px;
    border-radius: 12px;
    border: 1.5px solid rgba(255, 255, 255, 0.6);
    font-weight: 500;
    font-size: 13px;
    text-decoration: none;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.cta-button-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(0, 0, 0, 0.2);
}

.cta-button-secondary svg {
    width: 16px;
    height: 16px;
    stroke-width: 2.5;
    transition: transform 0.3s ease;
}

.cta-button-secondary:hover svg {
    transform: translateX(2px);
}

/* Section Styles */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    margin-bottom: 16px;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

/* About Section */
.about {
    background: var(--bg-white);
}

.about .section-title {
    color: #f59e0b;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

.timeline-container {
    position: relative;
    max-width: 900px;
    margin: 60px auto 0;
    padding: 0 40px;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #e5e7eb;
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 48px;
    display: flex;
    align-items: flex-start;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 8px;
    width: 12px;
    height: 12px;
    background: #f59e0b;
    border: 3px solid white;
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 2;
    box-shadow: 0 0 0 2px #e5e7eb;
}

.timeline-content {
    width: calc(50% - 30px);
    padding: 24px 32px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: all 0.6s ease-out;
    position: relative;
    opacity: 0;
    transform: translateY(30px);
}

.timeline-content.animate {
    opacity: 1;
    transform: translateY(0);
}

.timeline-item:nth-child(odd) .timeline-content {
    transform: translateX(-30px) translateY(30px);
}

.timeline-item:nth-child(odd) .timeline-content.animate {
    transform: translateX(0) translateY(0);
}

.timeline-item:nth-child(even) .timeline-content {
    transform: translateX(30px) translateY(30px);
}

.timeline-item:nth-child(even) .timeline-content.animate {
    transform: translateX(0) translateY(0);
}

.timeline-icon {
    width: 40px;
    height: 40px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: #f59e0b;
}

.timeline-icon svg {
    width: 20px;
    height: 20px;
    stroke-width: 2;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-right: auto;
    margin-left: 0;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: auto;
    margin-right: 0;
}

.timeline-content:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.timeline-title {
    font-size: 18px;
    font-weight: 600;
    color: #f59e0b;
    margin-bottom: 8px;
    line-height: 1.4;
    letter-spacing: -0.01em;
}

.timeline-description {
    font-size: 14px;
    line-height: 1.6;
    color: #6b7280;
    font-weight: 400;
    margin: 0;
}

/* Benefits Section */
.benefits {
    background: var(--bg-light);
}

.benefits .section-title {
    color: #f59e0b;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.benefit-item {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    opacity: 0;
    transform: translateY(40px);
}

.benefit-item.animate {
    opacity: 1;
    transform: translateY(0);
}

.benefit-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: #f59e0b;
}

.benefit-item:hover .benefit-chart {
    transform: scale(1.05);
    transition: transform 0.3s ease;
}

.benefit-icon {
    width: 48px;
    height: 48px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: #f59e0b;
}

.benefit-icon svg {
    width: 24px;
    height: 24px;
    stroke-width: 2;
}

.benefit-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: #f59e0b;
}

.benefit-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* Charts */
.benefit-chart {
    margin-top: 16px;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

/* Chart animations */
@keyframes chartPulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.9;
        transform: scale(1.02);
    }
}

@keyframes chartRotate {
    0%, 100% {
        transform: rotate(-90deg) scale(1);
    }
    50% {
        transform: rotate(-90deg) scale(1.05);
    }
}

@keyframes lineGlow {
    0%, 100% {
        opacity: 1;
        filter: drop-shadow(0 0 6px rgba(245, 158, 11, 0.5));
    }
    50% {
        opacity: 0.8;
        filter: drop-shadow(0 0 12px rgba(245, 158, 11, 0.8));
    }
}

.chart-bar {
    width: 100%;
    height: 32px;
    background: #f3f4f6;
    border-radius: 16px;
    position: relative;
    overflow: hidden;
}

.chart-fill {
    height: 100%;
    background: linear-gradient(90deg, #f59e0b 0%, #fbbf24 100%);
    border-radius: 16px;
    width: 0;
    transition: width 1.2s ease-out, background 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.benefit-item.animate .chart-bar .chart-fill {
    width: var(--chart-width, 0%);
}

.benefit-item:hover .chart-bar .chart-fill {
    background: linear-gradient(90deg, #fbbf24 0%, #fcd34d 100%);
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.4);
    animation: chartPulse 1.5s ease-in-out infinite;
}

.chart-label {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 12px;
    font-weight: 600;
    color: #1f2937;
    z-index: 2;
}

.chart-comparison {
    display: flex;
    gap: 16px;
    width: 100%;
    align-items: flex-end;
}

.chart-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.chart-item span {
    font-size: 11px;
    color: var(--text-light);
    font-weight: 500;
}

.chart-bar-small {
    width: 100%;
    height: 60px;
    background: #f3f4f6;
    border-radius: 8px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
}

.chart-bar-small .chart-fill {
    width: 100%;
    height: 0;
    transition: height 1.2s ease-out, background 0.3s ease, box-shadow 0.3s ease;
    background: linear-gradient(180deg, #f59e0b 0%, #fbbf24 100%);
    border-radius: 8px;
}

.benefit-item.animate .chart-bar-small .chart-fill {
    height: var(--chart-height, 0%);
}

.benefit-item:hover .chart-bar-small .chart-fill {
    background: linear-gradient(180deg, #fbbf24 0%, #fcd34d 100%);
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.4);
    animation: chartPulse 1.5s ease-in-out infinite;
}

.chart-circle {
    width: 80px;
    height: 80px;
    position: relative;
    margin: 0 auto;
    transition: transform 0.3s ease;
}

.chart-svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
    transition: transform 0.3s ease;
}

.chart-bg {
    fill: none;
    stroke: #f3f4f6;
    stroke-width: 8;
}

.chart-progress {
    fill: none;
    stroke: #f59e0b;
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 251.2;
    stroke-dashoffset: 251.2;
    transition: stroke-dashoffset 1.5s ease-out, stroke 0.3s ease, stroke-width 0.3s ease, filter 0.3s ease;
}

.benefit-item.animate .chart-progress {
    stroke-dashoffset: 0;
}

.benefit-item:hover .chart-progress {
    stroke: #fbbf24;
    stroke-width: 10;
    filter: drop-shadow(0 0 8px rgba(245, 158, 11, 0.6));
}

.benefit-item:hover .chart-svg {
    animation: chartRotate 2s ease-in-out infinite;
}

.benefit-item:hover .chart-circle {
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

.benefit-item:hover .chart-percent {
    transform: translate(-50%, -50%) scale(1.1);
    transition: transform 0.3s ease;
}

.chart-percent {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 14px;
    font-weight: 700;
    color: #f59e0b;
    transition: transform 0.3s ease, color 0.3s ease;
}

.benefit-item:hover .chart-percent {
    color: #fbbf24;
}

.chart-line {
    width: 100%;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.line-chart {
    width: 100%;
    height: 100%;
    display: block;
}

.line-path {
    fill: none;
    stroke: #f59e0b;
    stroke-width: 3;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 300;
    stroke-dashoffset: 300;
    transition: stroke-dashoffset 1.5s ease-out, stroke 0.3s ease, stroke-width 0.3s ease, filter 0.3s ease;
}

.benefit-item.animate .line-path {
    stroke-dashoffset: 0;
}

.benefit-item:hover .line-path {
    stroke: #fbbf24;
    stroke-width: 4;
    filter: drop-shadow(0 0 6px rgba(245, 158, 11, 0.5));
    animation: lineGlow 2s ease-in-out infinite;
}

.benefit-item:hover .chart-line {
    transform: scale(1.05);
    transition: transform 0.3s ease;
}

/* Urgency Section */
.urgency {
    background: #f5f5f5;
}

.urgency-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.urgency-text-block {
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.urgency-text-block.animate {
    opacity: 1;
    transform: translateX(0);
}

.urgency-icon {
    width: 56px;
    height: 56px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: #f59e0b;
}

.urgency-icon svg {
    width: 28px;
    height: 28px;
    stroke-width: 2;
}

.urgency-title {
    font-family: 'Inter', sans-serif;
    font-size: clamp(28px, 4vw, 36px);
    font-weight: 600;
    color: #f59e0b;
    margin-bottom: 20px;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.urgency-text {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 20px;
    line-height: 1.6;
}

.urgency-highlight {
    font-size: 20px;
    font-weight: 600;
    color: #f59e0b;
    background: white;
    padding: 20px 28px;
    border-radius: 12px;
    border-left: 4px solid #f59e0b;
    box-shadow: var(--shadow-sm);
    line-height: 1.5;
}

.urgency-form-block {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.urgency-form-block.animate {
    opacity: 1;
    transform: translateX(0);
}

.urgency-form-title {
    font-family: 'Inter', sans-serif;
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 24px;
    text-align: center;
    letter-spacing: -0.02em;
}

.urgency-registration-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.urgency-registration-form .form-group input {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    background: var(--bg-light);
    color: var(--text-dark);
    transition: all 0.3s ease;
}

.urgency-registration-form .form-group input:focus {
    outline: none;
    border-color: #f59e0b;
    background: white;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

.urgency-registration-form .form-group input::placeholder {
    color: var(--text-light);
}

.urgency-submit-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #f59e0b;
    color: white;
    padding: 14px 32px;
    border: none;
    border-radius: 12px;
    font-weight: 500;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    margin-top: 8px;
}

.urgency-submit-button:hover {
    background: #fbbf24;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.urgency-submit-button svg {
    width: 16px;
    height: 16px;
    stroke-width: 2.5;
}

/* Audience Section */
.audience {
    background: #fafafa;
}

.audience .section-title {
    color: #f59e0b;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.audience-card {
    background: white;
    padding: 48px 32px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: none;
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    opacity: 0;
    transform: translateY(40px);
}

.audience-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.audience-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.audience-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 32px;
    background: #f59e0b;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.audience-card:hover .audience-icon {
    transform: scale(1.1);
    background: #fbbf24;
}

.audience-icon svg {
    width: 36px;
    height: 36px;
    stroke-width: 2.5;
}

.audience-card h3 {
    font-size: 20px;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    line-height: 1.4;
    margin-bottom: 12px;
}

.audience-description {
    font-size: 15px;
    font-weight: 400;
    font-family: 'Inter', sans-serif;
    color: var(--text-light);
    line-height: 1.6;
    margin: 0;
}

/* Speakers Section */
.speakers {
    background: #fafafa;
}

.speakers .section-title {
    color: #f59e0b;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

.speakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.speaker-card {
    background: white;
    padding: 48px 40px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: none;
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    opacity: 0;
    transform: translateY(40px);
}

.speaker-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.speaker-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.speaker-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto 32px;
    background: #f59e0b;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
    transition: all 0.3s ease;
}

.speaker-card:hover .speaker-avatar {
    transform: scale(1.05);
    background: #fbbf24;
    box-shadow: 0 6px 16px rgba(245, 158, 11, 0.4);
}

.speaker-avatar svg {
    width: 60px;
    height: 60px;
    stroke-width: 1.5;
}

.speaker-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.speaker-name {
    font-size: 24px;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    margin-bottom: 12px;
    color: var(--text-dark);
    line-height: 1.3;
}

.speaker-role {
    font-size: 16px;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    color: #f59e0b;
    margin-bottom: 8px;
}

.speaker-company {
    font-size: 14px;
    font-weight: 400;
    font-family: 'Inter', sans-serif;
    color: var(--text-light);
}

/* Contact Section */
.contact {
    background: var(--bg-white);
    padding: 80px 0;
}

.contact .section-title {
    color: #f59e0b;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.contact-content.animate {
    opacity: 1;
    transform: translateY(0);
}

.contact-subtitle {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 40px;
    font-family: 'Inter', sans-serif;
}

.contact-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.contact-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: white;
    color: var(--text-dark);
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 500;
    font-size: 15px;
    font-family: 'Inter', sans-serif;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border);
}

.contact-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    border-color: #f59e0b;
    color: #f59e0b;
}

.contact-button svg {
    width: 20px;
    height: 20px;
    stroke-width: 2;
}

/* CTA Section */
.cta {
    background: #fafafa;
    color: var(--text-dark);
    position: relative;
    overflow: hidden;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.cta-content.animate {
    opacity: 1;
    transform: translateY(0);
}

.cta-title {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 600;
    margin-bottom: 16px;
    font-family: 'Inter', sans-serif;
    letter-spacing: -0.02em;
    color: var(--text-dark);
}

.cta-subtitle {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.6;
    font-family: 'Inter', sans-serif;
}

.registration-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group {
    width: 100%;
}

.form-group input {
    width: 100%;
    padding: 16px 20px;
    border: 1px solid var(--border);
    border-radius: 12px;
    font-size: 15px;
    font-family: 'Inter', sans-serif;
    background: white;
    color: var(--text-dark);
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #f59e0b;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
    transform: translateY(-1px);
}

.form-group input::placeholder {
    color: var(--text-light);
}

.submit-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #f59e0b;
    color: white;
    padding: 16px 40px;
    border: none;
    border-radius: 12px;
    font-weight: 500;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.submit-button:hover {
    background: #fbbf24;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(245, 158, 11, 0.4);
}

.submit-button svg {
    width: 16px;
    height: 16px;
    stroke-width: 2.5;
    color: white;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 40px 0;
    text-align: center;
}

.footer p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-wrap: nowrap;
        gap: 16px;
        justify-content: space-between;
    }
    
    .nav {
        display: none;
    }
    
    .header-cta {
        padding: 10px 20px;
        font-size: 13px;
    }
    
    .logo-text {
        font-size: 20px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .hero {
        min-height: auto;
        padding: 100px 20px 60px;
        margin: 80px 20px 0;
        border-radius: 12px;
    }
    
    .hero-content {
        margin-top: 80px;
    }
    
    .hero-title {
        font-size: clamp(32px, 7vw, 48px);
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-button,
    .cta-button-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .header {
        padding: 16px 0;
    }
    
    .header .container {
        padding: 0 20px;
    }
    
    .header-content {
        gap: 20px;
        justify-content: space-between;
    }
    
    .nav {
        display: none;
    }
    
    .logo-text {
        font-size: 18px;
    }
    
    .header-cta {
        padding: 8px 16px;
        font-size: 12px;
    }
    
    .contact-buttons {
        flex-direction: column;
    }
    
    .contact-button {
        width: 100%;
        justify-content: center;
    }
    
    .timeline-container {
        padding: 0 20px;
    }
    
    .timeline-line {
        left: 20px;
    }
    
    .timeline-item::before {
        left: 20px;
    }
    
    .timeline-content {
        width: calc(100% - 50px);
        margin-left: 50px !important;
        margin-right: 0 !important;
    }
    
    .topics-grid,
    .benefits-grid,
    .audience-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .benefit-item {
        padding: 24px;
    }
    
    .benefit-chart {
        height: 60px;
    }
    
    .chart-circle {
        width: 60px;
        height: 60px;
    }
    
    .urgency-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .urgency-form-block {
        padding: 32px 24px;
    }
    
    .urgency-form-title {
        font-size: 24px;
    }
    
    .urgency-highlight {
        font-size: 18px;
        padding: 16px 20px;
    }
    
    .urgency-title {
        font-size: clamp(28px, 5vw, 36px);
    }
    
    .speakers-grid {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 0 20px;
    }
}

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

.topic-card,
.benefit-item,
.audience-card,
.speaker-card {
    animation: fadeInUp 0.6s ease-out backwards;
}

.topic-card:nth-child(1) { animation-delay: 0.1s; }
.topic-card:nth-child(2) { animation-delay: 0.2s; }
.topic-card:nth-child(3) { animation-delay: 0.3s; }
.topic-card:nth-child(4) { animation-delay: 0.4s; }
.topic-card:nth-child(5) { animation-delay: 0.5s; }
.topic-card:nth-child(6) { animation-delay: 0.6s; }
.topic-card:nth-child(7) { animation-delay: 0.7s; }