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

:root {
    --color-primary: #6366f1;
    --color-primary-hover: #4f46e5;
    --color-bg: #0f0f1a;
    --color-card-bg: #1a1a2e;
    --color-text: #e2e8f0;
    --color-text-muted: #94a3b8;
    --color-border: #2d2d44;
    --color-divider: #2d2d44;
    --radius: 16px;
    --transition: 0.3s ease;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    line-height: 1.6;
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(99, 102, 241, 0.05) 0%, transparent 50%);
}

.container {
    width: 100%;
    max-width: 480px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
}

.card {
    width: 100%;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 48px 40px;
    text-align: center;
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.6s ease-out;
}

.logo {
    margin-bottom: 24px;
    display: inline-block;
    transition: transform var(--transition);
}

.logo:hover {
    transform: scale(1.05);
}

.logo svg {
    display: block;
}

h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #e2e8f0 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: 0;
}

.divider {
    width: 48px;
    height: 2px;
    background: var(--color-divider);
    margin: 24px auto;
    border-radius: 1px;
}

.description {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 32px;
}

.contacts {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 10px 20px;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    transition: all var(--transition);
}

.contact-link:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background: rgba(99, 102, 241, 0.08);
}

.contact-link svg {
    flex-shrink: 0;
}

footer {
    text-align: center;
}

footer p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    opacity: 0.6;
}

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

/* Адаптивность */
@media (max-width: 520px) {
    .card {
        padding: 36px 24px;
    }

    h1 {
        font-size: 1.6rem;
    }

    .subtitle {
        font-size: 0.9rem;
    }

    .description {
        font-size: 0.88rem;
    }
}

@media (max-width: 380px) {
    body {
        padding: 12px;
    }

    .card {
        padding: 28px 16px;
        border-radius: 12px;
    }

    h1 {
        font-size: 1.4rem;
    }
}