/* ----- RESET & BASE ----- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: #0b0e14;
    color: #e8edf5;
    line-height: 1.7;
    padding: 0 1.5rem;
}

a {
    color: #7aa2f7;
    text-decoration: none;
    transition: color 0.2s;
}
a:hover {
    color: #b7c9ff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 0 3rem;
}

/* ----- HEADER / NAV ----- */
header {
    border-bottom: 1px solid #1e2838;
    padding: 1.2rem 0;
    margin-bottom: 2.5rem;
}

nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.8rem 2.5rem;
    font-weight: 500;
    font-size: 0.95rem;
}

nav a {
    color: #c6d0e0;
    border-bottom: 2px solid transparent;
    padding-bottom: 0.3rem;
    letter-spacing: 0.3px;
}
nav a:hover {
    border-bottom-color: #7aa2f7;
    color: #ffffff;
}

/* ----- TYPOGRAPHY ----- */
h1 {
    font-size: 2.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, #e0e9ff 0%, #7aa2f7 80%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.75rem;
    letter-spacing: -0.5px;
}

.subhead {
    font-size: 1.2rem;
    color: #9aa8c0;
    max-width: 750px;
    margin-bottom: 2.5rem;
}

h2 {
    font-size: 1.8rem;
    font-weight: 600;
    margin: 2.8rem 0 1.2rem;
    color: #d6e0f0;
}

h3 {
    font-size: 1.3rem;
    font-weight: 500;
    margin: 1.5rem 0 0.8rem;
    color: #c6d2e8;
}

/* ----- CARDS ----- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 2rem;
    margin: 2rem 0 2.5rem;
}

.card {
    background: #141c2a;
    border-radius: 24px;
    padding: 2rem 1.8rem;
    border: 1px solid #253240;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(0, 20, 40, 0.6);
    border-color: #3e5a7a;
}
.card h3 {
    margin-top: 0;
    font-size: 1.5rem;
    color: #dbe4f0;
}
.card p {
    color: #aebccf;
    margin: 0.8rem 0 1.4rem;
}

.btn {
    display: inline-block;
    background: #2a405c;
    color: #e8efff;
    padding: 0.6rem 1.6rem;
    border-radius: 40px;
    font-weight: 500;
    font-size: 0.9rem;
    border: 1px solid #3e5a7a;
    transition: 0.2s;
}
.btn:hover {
    background: #3a5a7e;
    border-color: #7aa2f7;
    color: #fff;
}

/* ----- TABLES ----- */
.table-wrap {
    overflow-x: auto;
    margin: 1.5rem 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: #111a26;
    border-radius: 16px;
    overflow: hidden;
}

th {
    background: #1c2a3e;
    color: #c6d6ee;
    font-weight: 600;
    padding: 0.9rem 1.2rem;
    text-align: left;
}

td {
    padding: 0.8rem 1.2rem;
    border-bottom: 1px solid #1f2b3b;
    color: #c8d4e6;
}
tr:last-child td {
    border-bottom: none;
}

/* ----- LISTS / GUIDES ----- */
.guide {
    background: #111a26;
    border-radius: 18px;
    padding: 1.8rem 2rem;
    margin: 1.5rem 0;
    border-left: 4px solid #7aa2f7;
}
.guide ol,
.guide ul {
    padding-left: 1.5rem;
    color: #c0ccde;
}
.guide li {
    margin: 0.5rem 0;
}

/* ----- DETAILS / ACCORDION ----- */
details {
    background: #111a26;
    border-radius: 12px;
    padding: 0.8rem 1.5rem;
    margin: 0.8rem 0;
    border: 1px solid #253240;
    transition: 0.2s;
}
details[open] {
    border-color: #4a6a8a;
}
summary {
    font-weight: 600;
    color: #d0dcec;
    cursor: pointer;
    padding: 0.4rem 0;
}
summary:hover {
    color: #7aa2f7;
}
.details-content {
    padding: 0.8rem 0 0.4rem;
    color: #b0bed4;
}

/* ----- BLOCKQUOTE ----- */
blockquote {
    font-style: italic;
    border-left: 4px solid #7aa2f7;
    padding: 1.2rem 2rem;
    margin: 2.5rem 0;
    background: #0f1824;
    border-radius: 0 16px 16px 0;
    color: #c8d6ec;
}

/* ----- ONION LINKS (специальный блок) ----- */
.onion-links {
    background: #111a26;
    padding: 1.2rem 1.8rem;
    border-radius: 16px;
    border-left: 4px solid #7aa2f7;
    margin: 1.2rem 0;
}
.onion-links a {
    display: block;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    word-break: break-all;
    padding: 0.3rem 0;
    color: #8ab4f8;
}
.onion-links a:hover {
    color: #b7d0ff;
}

/* ----- PRE (для PGP ключей) ----- */
pre {
    background: #0e1622;
    color: #c8d4e6;
    padding: 1.2rem;
    border-radius: 12px;
    overflow-x: auto;
    font-size: 0.85rem;
    border: 1px solid #253240;
}

/* ----- FOOTER ----- */
footer {
    border-top: 1px solid #1e2838;
    padding: 2rem 0 1.5rem;
    margin-top: 3rem;
    text-align: center;
    color: #7a8aa0;
    font-size: 0.9rem;
}
footer .disclaimer {
    max-width: 700px;
    margin: 0.8rem auto 0;
    font-size: 0.85rem;
    color: #5e6f86;
}

/* ----- RESPONSIVE ----- */
@media (max-width: 640px) {
    h1 {
        font-size: 2rem;
    }
    .subhead {
        font-size: 1rem;
    }
    nav {
        gap: 1rem;
    }
    .card-grid {
        grid-template-columns: 1fr;
    }
}