:root {
    --primary: #4F46E5;
    --primary-light: #818CF8;
    --secondary: #0EA5E9;
    --accent: #10B981;
    --dark: #0F172A;
    --dark-light: #1E293B;
    --text: #F8FAFC;
    --text-light: #CBD5E1;
    --card-bg: rgba(30, 41, 59, 0.7);
    --gradient: linear-gradient(135deg, #4F46E5 0%, #0EA5E9 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: var(--text);
    background: var(--dark);
    background-image:
            radial-gradient(circle at 15% 50%, rgba(79, 70, 229, 0.15) 0%, transparent 30%),
            radial-gradient(circle at 85% 30%, rgba(14, 165, 233, 0.1) 0%, transparent 30%);
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
            radial-gradient(circle at 20% 80%, rgba(79, 70, 229, 0.07) 0%, transparent 50%),
            radial-gradient(circle at 80% 20%, rgba(14, 165, 233, 0.05) 0%, transparent 50%);
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

header {
    padding: 4rem 0 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.logo {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    position: relative;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s ease;
}

.logo:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.tagline {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto 2rem;
    line-height: 1.6;
}

.nav-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.nav-tab {
    padding: 0.7rem 1.5rem;
    background: var(--card-bg);
    border-radius: 50px;
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.nav-tab:hover {
    color: var(--text);
    background: rgba(79, 70, 229, 0.2);
    border-color: var(--primary-light);
    transform: translateY(-2px);
}

section {
    margin-bottom: 4rem;
    padding: 2.5rem;
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

section:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

h1, h2, h3, h4, h5, h6 {
    margin-bottom: 1.5rem;
    font-weight: 600;
    line-height: 1.3;
}

h1 {
    font-size: 2.5rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

h2 {
    font-size: 1.8rem;
    color: var(--primary-light);
    position: relative;
    padding-bottom: 0.5rem;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--gradient);
    border-radius: 3px;
}

h3 {
    font-size: 1.4rem;
    color: var(--secondary);
    margin-top: 2rem;
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

ul, ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

li {
    margin-bottom: 0.7rem;
    color: var(--text-light);
}

strong {
    color: var(--text);
    font-weight: 600;
}

.highlight-box {
    background: rgba(79, 70, 229, 0.1);
    border-left: 4px solid var(--primary);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 0 8px 8px 0;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.feature-card {
    background: rgba(15, 23, 42, 0.5);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-light);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.feature-card h4 {
    color: var(--secondary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background: rgba(15, 23, 42, 0.5);
    border-radius: 8px;
    overflow: hidden;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

th {
    background: rgba(79, 70, 229, 0.2);
    color: var(--primary-light);
    font-weight: 600;
}

tr:last-child td {
    border-bottom: none;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 3rem auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background: var(--gradient);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    width: 50%;
    padding: 0 2rem;
}

.timeline-item:nth-child(odd) {
    left: 0;
}

.timeline-item:nth-child(even) {
    left: 50%;
}

.timeline-content {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.timeline-item::after {
    content: '';
    position: absolute;
    top: 1.5rem;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary);
    border: 3px solid var(--dark);
}

.timeline-item:nth-child(odd)::after {
    right: -8px;
}

.timeline-item:nth-child(even)::after {
    left: -8px;
}

.cta-section {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--gradient);
    border-radius: 16px;
    margin: 4rem 0;
}

.cta-section h2 {
    color: white;
    margin-bottom: 1.5rem;
}

.cta-section h2::after {
    display: none;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: var(--dark);
    color: white;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn:hover {
    background: rgba(15, 23, 42, 0.8);
    border-color: white;
    transform: translateY(-3px);
}

footer {
    text-align: center;
    padding: 3rem 0;
    color: var(--text-light);
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    margin-top: 4rem;
}

@media (max-width: 768px) {
    .timeline::before {
        left: 30px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 0;
    }

    .timeline-item:nth-child(even) {
        left: 0;
    }

    .timeline-item::after {
        left: 22px !important;
    }

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

    section {
        padding: 1.5rem;
    }
}