/* VST 网站样式 */

/* 基础样式 */
:root {
    --primary: #4CC9F0;
    --secondary: #10B981;
    --accent: #8B5CF6;
    --dark: #1E293B;
    --light: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;
}

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

body {
    font-family: 'Inter', system-ui, sans-serif;
    background-color: var(--light);
    color: var(--dark);
    overflow-x: hidden;
}

/* 布局样式 */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 768px) {
    .container {
        padding: 0 2rem;
    }
}

/* 导航栏样式 */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    transition: all 0.3s ease-in-out;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(8px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    font-weight: 500;
    transition: all 0.3s ease-in-out;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 4px 6px -1px rgba(76, 201, 240, 0.1), 0 2px 4px -1px rgba(76, 201, 240, 0.06);
}

.btn-primary:hover {
    background-color: #38B2AC;
    box-shadow: 0 10px 15px -3px rgba(76, 201, 240, 0.1), 0 4px 6px -2px rgba(76, 201, 240, 0.05);
    transform: translateY(-1px);
}

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background-color: rgba(59, 130, 246, 0.05);
}

/* 卡片样式 */
.card {
    background-color: white;
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease-in-out;
    overflow: hidden;
}

.card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transform: translateY(-5px);
}

/* 部分样式 */
.section {
    padding: 5rem 0;
}

/* 动画样式 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeIn {
    animation: fadeIn 0.8s ease forwards;
}

.opacity-0 {
    opacity: 0;
}

/* 响应式样式 */
@media (max-width: 768px) {
    .section {
        padding: 3rem 0;
    }
}