/* Shared styles for the configurator and the master data pages. */
:root {
  --bg: #f4f5f7; --panel: #fff; --text: #1d2330; --muted: #677085; --border: #dde1e8;
  --accent: #1f5fbf; --accent-text: #fff; --accent-soft: #eef2f8; --error: #c62828; --error-bg: #fdecec;
  --warn: #8a5a00; --warn-bg: #fff4dc; --ok: #2e7d32; --ok-bg: #e8f5e9; --bubble: #eef2f8;
  --nav-bg: #18223a; --nav-text: #c9d2e6; --nav-active: #fff;
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--text); }

/* --- menu ---------------------------------------------------------------------------- */
.app-nav { display: flex; align-items: stretch; gap: 4px; padding: 0 20px; background: var(--nav-bg); overflow-x: auto; }
.app-nav .brand { color: var(--nav-active); font-weight: 600; padding: 12px 16px 12px 0; white-space: nowrap; }
.app-nav a { color: var(--nav-text); text-decoration: none; padding: 12px 14px; white-space: nowrap;
             border-bottom: 3px solid transparent; }
.app-nav a:hover { color: var(--nav-active); }
.app-nav a.active { color: var(--nav-active); border-bottom-color: #5b8def; }
@media (max-width: 600px) { .app-nav { padding: 0 8px; } .app-nav .brand { display: none; } }

header { display: flex; align-items: center; justify-content: space-between; gap: 12px;
         padding: 12px 20px; background: var(--panel); border-bottom: 1px solid var(--border); }
header h1 { font-size: 18px; margin: 0; }
header .meta { color: var(--muted); font-size: 13px; }
section { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 16px; }
h2 { font-size: 15px; margin: 0 0 10px; }
h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 18px 0 6px; }
select, input, textarea { font: inherit; padding: 6px 8px; border: 1px solid var(--border); border-radius: 6px;
                          background: var(--panel); color: var(--text); }
textarea { resize: vertical; }
button { font: inherit; border: 0; border-radius: 6px; padding: 9px 16px; background: var(--accent); color: var(--accent-text); cursor: pointer; }
button:disabled { opacity: .45; cursor: not-allowed; }
a.button { display: inline-block; border-radius: 6px; padding: 9px 16px; background: var(--accent); color: var(--accent-text); text-decoration: none; }
button.secondary { background: var(--accent-soft); color: var(--accent); }
button.danger { background: none; color: var(--error); padding: 6px 10px; }
button.danger:hover { background: var(--error-bg); }
.sub { color: var(--muted); font-size: 13px; }
.issue { padding: 7px 10px; border-radius: 6px; margin-top: 6px; font-size: 14px; }
.issue.error { background: var(--error-bg); color: var(--error); }
.issue.warning { background: var(--warn-bg); color: var(--warn); }
.issue.ok { color: var(--ok); padding-left: 0; }

/* --- configurator ---------------------------------------------------------------------- */
main.configurator { display: grid; grid-template-columns: minmax(0, 1fr) 420px; gap: 16px; padding: 16px 20px; max-width: 1300px; margin: 0 auto; }
@media (max-width: 900px) { main.configurator { grid-template-columns: 1fr; padding: 12px 16px; } }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
.option { display: flex; align-items: center; gap: 10px; padding: 7px 10px; border: 1px solid var(--border);
          border-radius: 6px; margin-bottom: 6px; cursor: pointer; }
.option:hover { border-color: var(--accent); }
.option.selected { border-color: var(--accent); background: var(--bubble); }
.option.problem { border-color: var(--error); background: var(--error-bg); }
.option .name { flex: 1; }
.option .price { font-variant-numeric: tabular-nums; }
.option .weight { color: var(--muted); font-size: 12px; width: 64px; text-align: right; }
.summary { margin-top: 16px; border-top: 1px solid var(--border); padding-top: 12px; }
.totals { display: flex; justify-content: space-between; font-weight: 600; font-size: 16px; }
#order { width: 100%; margin-top: 12px; }
#chat { display: flex; flex-direction: column; height: calc(100vh - 150px); min-height: 480px; position: sticky; top: 16px; }
@media (max-width: 900px) { #chat { height: 70vh; position: static; } }
#messages { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 8px; padding-right: 4px; }
.msg { max-width: 88%; padding: 8px 12px; border-radius: 10px; white-space: pre-wrap; overflow-wrap: anywhere; }
.msg.user { align-self: flex-end; background: var(--accent); color: var(--accent-text); }
.msg.assistant { align-self: flex-start; background: var(--bubble); }
.msg.system { align-self: center; color: var(--muted); font-size: 13px; background: none; }
.msg details { margin-top: 6px; font-size: 12px; color: var(--muted); }
.msg pre { white-space: pre-wrap; font-size: 11px; margin: 4px 0 0; }
form#chat-form { display: flex; gap: 8px; margin-top: 10px; }
#input { flex: 1; padding: 9px 10px; }

/* Embedded in another website (WordPress plugin): blend in, fixed chat height so the
   iframe can grow with the content instead of scrolling */
body.embed { background: transparent; }
body.embed header { background: transparent; border: 0; padding: 4px 0 8px; }
body.embed main.configurator { padding: 0 0 4px; max-width: none; }
body.embed #chat { height: 640px; position: static; }

/* --- master data ----------------------------------------------------------------------- */
main.master { max-width: 1200px; margin: 0 auto; padding: 16px 20px 80px; }
@media (max-width: 600px) { main.master { padding: 12px 16px 80px; } }
.breadcrumb { font-size: 13px; color: var(--muted); margin-bottom: 4px; }
.breadcrumb a { color: var(--accent); text-decoration: none; }
.page-intro { color: var(--muted); margin: 0 0 16px; max-width: 760px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.card { display: block; text-decoration: none; color: inherit; background: var(--panel); border: 1px solid var(--border);
        border-radius: 10px; padding: 16px; transition: border-color .15s; }
.card:hover { border-color: var(--accent); }
.card h2 { color: var(--accent); margin-bottom: 4px; }
.card .count { font-size: 13px; color: var(--muted); margin-top: 10px; }
.card p { margin: 0; font-size: 14px; }

.toolbar { position: sticky; bottom: 0; display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
           padding: 12px 20px; background: var(--panel); border-top: 1px solid var(--border); margin: 0 -20px; z-index: 5; }
@media (max-width: 600px) { .toolbar { margin: 0 -16px; padding: 10px 16px; } }
.toolbar .status { flex: 1; font-size: 14px; color: var(--muted); }
.toolbar .status.dirty { color: var(--warn); }
.toolbar .status.saved { color: var(--ok); }
.errors { margin-bottom: 16px; }
.errors:empty { display: none; }

.item { margin-bottom: 14px; }
.item-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.item-head h2 { margin: 0; flex: 1; }
.item-head .tag { font-size: 12px; color: var(--muted); font-family: ui-monospace, Consolas, monospace; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px 14px; }
.grid.wide { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.field { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); min-width: 0; }
.field input, .field select, .field textarea { color: var(--text); width: 100%; }
.field.span { grid-column: 1 / -1; }
.field .hint { font-size: 12px; }
.checks { display: flex; flex-wrap: wrap; gap: 6px 14px; color: var(--text); padding-top: 2px; }
.checks label { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; }
.checks input { width: auto; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { font-size: 13px; padding: 4px 10px; border-radius: 14px; border: 1px solid var(--border); background: var(--panel);
        color: var(--text); cursor: pointer; user-select: none; }
.chip.on { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.filter { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.filter input { flex: 1; min-width: 200px; }

table.data { width: 100%; border-collapse: collapse; background: var(--panel); }
table.data th, table.data td { padding: 6px 8px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: middle; }
table.data th { font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; }
table.data td.num input { width: 110px; text-align: right; }
table.data.prices { table-layout: fixed; min-width: 560px; }
table.data.prices th:nth-child(1) { width: 26%; }
table.data.prices th:nth-child(3), table.data.prices th:nth-child(4) { width: 140px; }
table.data tr.changed td { background: var(--warn-bg); }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 10px; margin-bottom: 18px; }
.mono { font-family: ui-monospace, Consolas, monospace; font-size: 13px; }
.readonly { background: var(--bg); }