/* css/style.css - Обновлённая версия с тёмной темой по умолчанию */

:root {
    --bg: #0f172a;
    --text: #e2e8f0;
    --card-bg: #1e2937;
    --header-bg: linear-gradient(135deg, #1e40af, #0f2a7a);
    --accent: #3b82f6;
}

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    margin: 0;
    padding: 0;
}

header {
    background: var(--header-bg);
    color: white;
    padding: 80px 20px 60px;
    text-align: center;
}

h1 {
    font-size: 2.9em;
    margin-bottom: 12px;
}

.subtitle {
    font-size: 1.45em;
    opacity: 0.95;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
}

.main-nav {
    background: #1e2937;
    padding: 18px 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    margin-bottom: 40px;
}

.main-nav a {
    margin: 0 20px;
    color: #93c5fd;
    text-decoration: none;
    font-weight: 600;
}

.main-nav a:hover {
    color: white;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 28px;
}

.card {
    background: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    transition: all 0.3s;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.4);
}

.card-header {
    padding: 18px 20px;
    font-weight: bold;
    background: #334155;
    border-bottom: 1px solid #475569;
}

.card-body {
    padding: 22px;
}

.download-btn {
    background: #22c55e;
    color: white;
    padding: 14px 32px;
    text-decoration: none;
    border-radius: 10px;
    font-weight: bold;
    display: inline-block;
    margin-top: 15px;
}

.download-btn:hover {
    background: #16a34a;
}

/* Warning */
.warning {
    background: #451a03;
    color: #fed7aa;
    padding: 20px;
    border-radius: 12px;
    border-left: 6px solid #f59e0b;
    margin: 40px 0;
}

footer {
    background: #020617;
    color: #94a3b8;
    text-align: center;
    padding: 50px 20px;
    margin-top: 100px;
}

/* Адаптив */
@media (max-width: 768px) {
    .cards {
        grid-template-columns: 1fr;
    }
}