:root {
    --bg-color: #0f111a;
    --card-bg: #1e2130;
    --text-main: #e2e8f0;
    --text-muted: #94a3b8;
    --accent: #6366f1;
    --gradient-btn: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    --btn-hover: linear-gradient(135deg, #4f46e5 0%, #9333ea 100%);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

header {
    background-color: rgba(30, 33, 48, 0.8);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    text-align: center;
    border-bottom: 1px solid #334155;
}

nav a {
    color: var(--text-main);
    text-decoration: none;
    margin: 0 15px;
    font-weight: 500;
    transition: color 0.3s ease;
}

nav a:hover { color: var(--accent); }

.container {
    max-width: 900px;
    margin: 40px auto;
    padding: 0 20px;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid #334155;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 20px;
}

/* Стили для ссылок в списках */
.card ul li a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border-bottom: 1px solid transparent;
}

.card ul li a:hover {
    color: #a855f7; /* Цвет из твоего градиента */
    border-bottom: 1px solid #a855f7;
}

h1, h2, h3 { margin-top: 0; }
p { color: var(--text-muted); }

.btn-group {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.btn-primary, .btn-secondary {
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-btn);
    color: white;
}

.btn-primary:hover { background: var(--btn-hover); }

.btn-secondary {
    background-color: transparent;
    color: var(--text-main);
    border: 1px solid #475569;
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--text-main);
}

/* Формы для тулзов */
.form-group { margin-bottom: 15px; }
label { display: block; margin-bottom: 5px; color: var(--text-muted); }
input, textarea {
    width: 100%;
    padding: 12px;
    background-color: #0f111a;
    border: 1px solid #334155;
    border-radius: 8px;
    color: var(--text-main);
    box-sizing: border-box;
    font-family: inherit;
}
input:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
}
#result {
    margin-top: 20px;
    padding: 15px;
    background: #0f111a;
    border-radius: 8px;
    border: 1px dashed #475569;
    word-break: break-all;
}