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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #f1f5f9;
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.header {
    text-align: center;
    margin-bottom: 4rem;
    padding: 2rem 0;
}

.header h1 {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, #3b82f6 0%, #fbbf24 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.header p {
    font-size: 1.2rem;
    color: #cbd5e1;
    max-width: 600px;
    margin: 0 auto;
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, #3b82f6 0%, #fbbf24 100%);
}

.update-card {
    position: relative;
    background: rgba(30, 41, 59, 0.8);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    margin-left: 2rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s forwards;
}

.update-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.4);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.1);
}

.update-card::before {
    content: '';
    position: absolute;
    left: -2.75rem;
    top: 2rem;
    width: 12px;
    height: 12px;
    background: #3b82f6;
    border-radius: 50%;
    border: 3px solid #0f172a;
}

.update-date {
    color: #fbbf24;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.update-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #f1f5f9;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.update-description {
    color: #cbd5e1;
    font-size: 1rem;
    line-height: 1.7;
}

.update-description ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.update-description li {
    margin: 0.5rem 0;
    color: #94a3b8;
}

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
    margin-right: 0.5rem;
}

.status-new {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

.status-update {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

.status-fix {
    background: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
}

.update-title-link {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.update-title-link:hover {
    color: #3b82f6;
}

.read-more {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(59, 130, 246, 0.1);
}

.read-more a {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.read-more a:hover {
    color: #60a5fa;
}

.back-link {
    position: fixed;
    top: 2rem;
    left: 2rem;
    background: rgba(30, 41, 59, 0.9);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: #3b82f6;
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.back-link:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.4);
    transform: translateY(-2px);
}

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

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    .header h1 {
        font-size: 2.5rem;
    }

    .header p {
        font-size: 1rem;
    }

    .timeline {
        padding-left: 1rem;
    }

    .timeline::before {
        left: 0.5rem;
    }

    .update-card {
        margin-left: 1rem;
        padding: 1.5rem;
    }

    .update-card::before {
        left: -1.25rem;
    }

    .back-link {
        position: static;
        display: inline-block;
        margin-bottom: 2rem;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 2rem;
    }

    .update-card {
        margin-left: 0.5rem;
        padding: 1rem;
    }

    .update-card::before {
        left: -0.75rem;
    }
}