/* ИИ-экономист — нейтральный стиль в духе интерфейса Битрикс24 */
:root {
    --bg: #eef2f4;
    --card: #ffffff;
    --text: #333333;
    --muted: #828b95;
    --line: #dfe3e8;
    --accent: #2fc6f6;
    --accent-dark: #11a9d9;
    --primary: #bbed21;
    --primary-text: #535c69;
    --danger: #ff5752;
    --demo: #ffa900;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 14px/1.45 "Open Sans", "Helvetica Neue", Arial, sans-serif;
}

.app { max-width: 1200px; margin: 0 auto; padding: 16px; }

/* Шапка */
.app-header { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.app-header h1 { margin: 0; font-size: 22px; font-weight: 600; }
.badge-demo {
    padding: 3px 10px;
    border-radius: 12px;
    background: #fff4dc;
    color: #a86d00;
    border: 1px solid var(--demo);
    font-size: 12px;
    font-weight: 600;
}

/* Вкладки */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 16px; }
.tab {
    padding: 10px 16px;
    border: 0;
    border-bottom: 3px solid transparent;
    background: none;
    color: var(--muted);
    font: inherit;
    font-weight: 600;
    cursor: pointer;
}
.tab:hover { color: var(--text); }
.tab.is-active { color: var(--text); border-bottom-color: var(--accent); }

.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

/* Карточки */
.card { background: var(--card); border-radius: 8px; padding: 16px 20px; margin-bottom: 12px; box-shadow: 0 1px 2px rgba(0, 0, 0, .06); }
.card h2 { margin: 0 0 12px; font-size: 16px; font-weight: 600; }

.params { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 12px; }
.params label { display: inline-flex; align-items: center; gap: 6px; }
.params input[type=month] { padding: 6px 8px; border: 1px solid var(--line); border-radius: 4px; font: inherit; }

.file-name { margin-left: 8px; color: var(--muted); }
.status { margin-top: 8px; color: var(--muted); font-size: 13px; }
.status:empty { display: none; }
.status.is-error { color: var(--danger); }
.muted { color: var(--muted); margin: 0; }

/* Кнопки */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    border: 1px solid transparent;
    border-radius: 4px;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
}
.btn:disabled { opacity: .5; cursor: default; }
.btn-primary { background: var(--primary); color: var(--primary-text); }
.btn-primary:hover:not(:disabled) { background: #d2f95f; }
.btn-light { background: #fff; color: var(--primary-text); border-color: #c6cdd3; }
.btn-light:hover { border-color: var(--accent); }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* Результаты */
.result-batch + .result-batch { margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--line); }
.result-meta { color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.result-item { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 6px 0; }
.result-title { flex: 1 1 200px; font-weight: 600; }
.result-table { flex-basis: 100%; }

.table-wrap { overflow-x: auto; margin: 8px 0; }
table { border-collapse: collapse; font-size: 13px; }
th, td { border: 1px solid var(--line); padding: 5px 8px; }
th { background: #f1f5f8; font-weight: 600; white-space: nowrap; }
.report td:last-child { text-align: right; white-space: nowrap; min-width: 140px; }
.report td.code { color: var(--muted); white-space: nowrap; }
.report td:nth-child(2) { min-width: 320px; }
.report .row-section td { background: #f7f9fa; font-weight: 600; text-transform: uppercase; font-size: 12px; }
.report .row-group td { font-weight: 600; }
.report .row-total td { font-weight: 600; }
.report .row-result td { font-weight: 700; background: #eef9d3; }
.md-table td.num { text-align: right; white-space: nowrap; }

/* Чат */
#agent.is-active { display: flex; flex-direction: column; height: calc(100vh - 130px); min-height: 420px; }
.chat-log { flex: 1; overflow-y: auto; background: var(--card); border-radius: 8px 8px 0 0; padding: 16px; }
.chat-empty { color: var(--muted); text-align: center; margin-top: 60px; }

.msg { max-width: 85%; margin-bottom: 12px; padding: 10px 14px; border-radius: 8px; }
.msg-user { margin-left: auto; background: #e5f8fe; }
.msg-assistant { background: #f5f7f8; }
.msg-error { background: #ffeceb; color: var(--danger); }
.msg-thinking { color: var(--muted); font-style: italic; }
.msg-body p { margin: 0 0 6px; }
.msg-body p:last-child { margin-bottom: 0; }
.msg-body h4 { margin: 8px 0 4px; font-size: 14px; }
.msg-body ul, .msg-body ol { margin: 4px 0 6px; padding-left: 20px; }
.msg-body pre { background: #fff; padding: 8px; border-radius: 4px; overflow-x: auto; }
.msg-att { margin-bottom: 6px; }
.msg-time { margin-top: 4px; color: var(--muted); font-size: 11px; text-align: right; }

.chat-input { background: var(--card); border-top: 1px solid var(--line); border-radius: 0 0 8px 8px; padding: 10px 12px; }
.chat-attachments:empty { display: none; }
.chat-attachments { margin-bottom: 8px; }
.chat-row { display: flex; gap: 8px; align-items: flex-end; }
.chat-row textarea { flex: 1; resize: vertical; min-height: 40px; padding: 8px 10px; border: 1px solid #c6cdd3; border-radius: 4px; font: inherit; }
.chat-row textarea:focus { outline: none; border-color: var(--accent); }

.chip { display: inline-flex; align-items: center; gap: 4px; margin: 0 6px 4px 0; padding: 2px 8px; border-radius: 10px; background: #eef2f4; font-size: 12px; }
.chip b { cursor: pointer; color: var(--muted); }
.chip-doc { background: #e5f8fe; }

@media (max-width: 600px) {
    .msg { max-width: 100%; }
    .tab { padding: 10px 8px; }
}