* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, Arial, sans-serif;
    background: #f3f5f9;
    color: #111;
}

.wrap {
    max-width: 900px;
    margin: 30px auto;
    padding: 0 12px;
}

.top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
}

.brand { font-weight: 700; }

.pill {
    padding: 6px 10px;
    background: #eee;
    border-radius: 999px;
    font-size: 12px;
}

.card {
    background: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 14px;
    margin-bottom: 16px;
}

.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.tab {
    flex: 1;
    padding: 8px;
    border: 1px solid #ccc;
    background: #f2f2f2;
    cursor: pointer;
}

.tab.active {
    background: #fff;
    font-weight: 700;
}

.row {
    margin: 10px 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

label { font-size: 13px; }

input, select {
    padding: 7px;
    border: 1px solid #bbb;
    border-radius: 4px;
}

button {
    padding: 8px 14px;
    border: 1px solid #888;
    background: #eee;
    cursor: pointer;
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 10px;
}

.qa {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.qrow {
    border: 1px solid #ddd;
    padding: 8px;
    border-radius: 6px;
}

.qhead {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.qtext { font-weight: 600; }

.ans {
    margin-top: 6px;
    display: flex;
    gap: 8px;
}

.rm {
    background: #ffdede;
    border: 1px solid #ffaaaa;
}

.msg {
    margin-top: 8px;
    min-height: 18px;
    font-size: 13px;
}

.msg.ok { color: green; }
.msg.bad { color: darkred; }

.hidden { display: none; }

.appTop {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.upload {
    display: flex;
    gap: 8px;
    align-items: center;
}

.list {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.file {
    border: 1px solid #ddd;
    padding: 8px;
    display: flex;
    justify-content: space-between;
}

.foot {
    text-align: center;
    color: #666;
    font-size: 12px;
    margin-top: 20px;
}