@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@500;700&display=swap');
:root {
    --bg-paper: #faf8f5;
    --win-white: #ffffff;
    --text-dark: #2c2a29;
    --text-muted: #807a75;
    --accent-rose: #d36d65;
    --border-fine: 1px dashed rgba(211, 109, 101, 0.15);
}
body {
    background-color: var(--bg-paper);
    background-image: radial-gradient(circle at 10% 10%, rgba(211, 109, 101, 0.03) 0%, transparent 40%),
                      radial-gradient(circle at 90% 80%, rgba(211, 109, 101, 0.02) 0%, transparent 35%);
    color: var(--text-dark);
    font-family: "Noto Serif SC", "STSong", "SimSun", serif;
    margin: 0;
    padding: 0;
}
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.01);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb {
    background: rgba(211, 109, 101, 0.15);
    border-radius: 10px;
}
.felt-header {
    background: var(--win-white);
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    height: 65px;
    position: sticky;
    top: 0;
    z-index: 999;
}
.felt-logo img {
    height: 40px;
    margin-top: 12px;
}
.nav-link {
    color: var(--text-dark) !important;
    font-weight: bold;
    font-size: 13px;
}
.nav-link:hover {
    color: var(--accent-rose) !important;
}
.felt-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 15px 100px 15px;
    box-sizing: border-box;
}
.felt-card {
    background: var(--win-white);
    border: var(--border-fine);
    border-radius: 8px;
    padding: 30px;
    margin-bottom: 25px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.01);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.felt-card:hover {
    border-color: var(--accent-rose);
    box-shadow: 0 8px 30px rgba(211, 109, 101, 0.04);
    transform: translateY(-2px);
}
.felt-btn {
    background: transparent;
    color: var(--accent-rose) !important;
    border: 1px solid var(--accent-rose);
    padding: 8px 24px;
    font-weight: bold;
    cursor: pointer;
    display: inline-block;
    transition: all 0.2s;
}
.felt-btn:hover {
    background: var(--accent-rose);
    color: var(--win-white) !important;
}