/*
Theme Name: Kuailian
Theme URI: http://example.com/kuailian
Author: Kilo Code
Author URI: http://example.com
Description: A professional VPN landing page theme based on the Kuailian UI.
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: kuailian
*/

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #0a0b0d;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background-color: #007bff;
    color: #fff;
}

.btn-primary:hover {
    background-color: #0056b3;
}

.btn-outline {
    background-color: transparent;
    border: 1px solid #333;
    color: #fff;
}

.btn-outline:hover {
    background-color: #333;
}

.btn-download {
    background: linear-gradient(90deg, #007bff, #00d4ff);
    color: #fff;
}

/* Sections */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 20px;
}

.section-subtitle {
    text-align: center;
    color: #888;
    margin-bottom: 60px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 48px !important;
    }
    .pricing-grid, .features-grid, .download-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    .hero h1 {
        font-size: 36px !important;
    }
    .pricing-grid, .features-grid, .download-grid, .stats-grid, .footer-grid {
        grid-template-columns: 1fr !important;
    }
    .hero-tags {
        flex-wrap: wrap;
    }
    .header-actions .btn-login {
        display: none;
    }
    .pro-plan {
        transform: scale(1) !important;
        margin: 20px 0;
    }
    .faq-grid {
        grid-template-columns: 1fr !important;
    }
}