:root {
    --wood-dark: #2a1b12;
    --wood-medium: #422e20;
    --paper-bg: #fdfaf2;
    --paper-white: #ffffff;
    --text-main: #1f130b;
    --border-soft: rgba(66, 46, 32, 0.12);
    --gold-accent: #a98059;
}
body {
    background-color: var(--paper-bg);
    color: var(--text-main);
    font-family: "Noto Serif SC", "STSong", "SimSun", serif;
    margin: 0;
    padding: 0;
}
.lattice-header {
    background: rgba(253, 250, 242, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 2px double var(--wood-medium);
    height: 65px;
    position: sticky;
    top: 0;
    z-index: 999;
}
.lattice-logo img {
    height: 45px;
    margin-top: 10px;
}
.nav-link {
    color: var(--text-main) !important;
    font-weight: 600;
}
.nav-link:hover {
    color: var(--gold-accent) !important;
}
.lattice-container {
    display: flex;
    min-height: calc(100vh - 67px);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 15px;
    box-sizing: border-box;
}
.left-widget-panel {
    width: 280px;
    flex-shrink: 0;
}
.right-card-panel {
    flex-grow: 1;
}
.wood-widget-box {
    background: var(--paper-white);
    border: 3px double var(--wood-medium);
    padding: 25px;
    text-align: center;
}
.clock-time {
    font-size: 32px;
    font-family: "Courier New", monospace;
    font-weight: bold;
    color: var(--wood-dark);
    margin: 15px 0;
}
.weather-info {
    font-size: 14px;
    color: #6e5e54;
    border-top: 1px dashed var(--wood-medium);
    padding-top: 15px;
    margin-top: 15px;
}
.wood-card {
    background: var(--paper-white);
    border: 1px solid var(--wood-medium);
    outline: 3px double transparent;
    padding: 30px;
    margin-bottom: 25px;
    transition: all 0.3s;
}
.wood-card:hover {
    outline-color: var(--wood-medium);
    border-color: var(--gold-accent);
}
.wood-btn {
    background: var(--wood-dark);
    color: var(--paper-bg) !important;
    border: 1px solid var(--wood-medium);
    padding: 8px 24px;
    font-weight: bold;
    cursor: pointer;
    display: inline-block;
    transition: all 0.2s;
}
.wood-btn:hover {
    background: var(--gold-accent);
}
@media (max-width: 992px) {
    .lattice-container {
        flex-direction: column;
    }
    .left-widget-panel {
        width: 100%;
    }
}