* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body {
    background: #111;
    color: #e8e8e8;
    font-family: system-ui, sans-serif;
    min-height: 100vh;
}
header {
    background: #1a1a1a;
    border-bottom: 1px solid #2a2a2a;
    padding: 14px 16px;
    position: sticky;
    top: 0;
    z-index: 100;
}
.logo {
    font-size: 11px;
    color: #555;
    letter-spacing: .1em;
    text-transform: uppercase;
    margin-bottom: 4px;
}
.title {
    font-size: 16px;
    font-weight: 600;
    color: #eee;
    margin-bottom: 10px;
}
#sb {
    width: 100%;
    background: #222;
    border: 1px solid #333;
    border-radius: 8px;
    padding: 9px 13px;
    color: #eee;
    font-size: 14px;
    outline: none;
    margin-bottom: 8px;
}
#sb:focus {
    border-color: #666;
}
.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}
.tab {
    padding: 4px 10px;
    border-radius: 6px;
    border: 1px solid #333;
    background: transparent;
    color: #666;
    font-size: 11px;
    cursor: pointer;
    transition: all .15s;
}
.tab.on {
    background: #333;
    color: #eee;
    border-color: #555;
}
.main {
    padding: 14px 16px;
}
#ct {
    font-size: 11px;
    color: #555;
    margin-bottom: 10px;
}
#grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 8px;
}
.card {
    background: #1a1a1a;
    border: 1px solid #2a2a2a;
    border-radius: 9px;
    padding: 11px;
    cursor: pointer;
    transition: border-color .15s;
}
.card:hover {
    border-color: #444;
}
.card.open {
    border-color: #666;
}
.ct {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}
.cn {
    font-size: 13px;
    font-weight: 600;
    color: #eee;
}
.cpl {
    font-size: 10px;
    color: #555;
    margin-top: 1px;
}
.ce {
    font-size: 11px;
    color: #888;
    margin-top: 3px;
}
.pill {
    font-size: 9px;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 600;
    white-space: nowrap;
    margin-left: 6px;
    flex-shrink: 0;
}
.pder { background: #3d3dff22; color: #99aaff; border: 1px solid #3d3dff44; }
.pdie { background: #ff3d3d22; color: #ffaaaa; border: 1px solid #ff3d3d44; }
.pdas { background: #3dff9922; color: #aaffcc; border: 1px solid #3dff9944; }
.exp {
    margin-top: 9px;
    display: none;
}
.card.open .exp {
    display: block;
}
.sl {
    font-size: 9px;
    font-weight: 600;
    color: #444;
    letter-spacing: .08em;
    margin: 7px 0 4px;
    text-transform: uppercase;
}
.et {
    color: #555;
    font-size: 10px;
}
.dl {
    height: 1px;
    background: #222;
    margin: 7px 0;
}
.nr {
    text-align: center;
    padding: 30px;
    color: #555;
    font-size: 13px;
    grid-column: 1 / -1;
}
.expr-card {
    background: #1a1a1a;
    border: 1px solid #2a2a2a;
    border-radius: 9px;
    padding: 11px;
}
.expr-de {
    font-size: 13px;
    font-weight: 500;
    color: #ffd43b;
}
.expr-en {
    font-size: 12px;
    color: #888;
    margin-top: 3px;
}
.verb-card {
    background: #1a1a1a;
    border: 1px solid #2a2a2a;
    border-radius: 9px;
    padding: 11px;
}
.vrow {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    border-bottom: 1px solid #222;
    font-size: 12px;
}
.vrow:last-child {
    border-bottom: none;
}