:root {
  --green: #2f7d3a;
  --green-dark: #276a31;
  --green-soft: #eaf4ec;
  --ink: #1c2530;
  --muted: #6b7682;
  --line: #e3e8ee;
  --bg: #eef1f4;
  --card: #ffffff;
  --red: #c0392b;
  --red-soft: #fdecea;
  --amber: #b9770a;
  --amber-soft: #fdf4e3;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(20, 30, 40, 0.06), 0 8px 24px rgba(20, 30, 40, 0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}

.wrap { width: 100%; max-width: 880px; margin: 0 auto; padding: 0 22px; }

.topbar { background: var(--card); border-bottom: 1px solid var(--line); padding: 16px 0; }
.topbar .wrap { display: flex; align-items: center; gap: 10px; }
.brand { font-weight: 700; }
.sep { color: var(--muted); }
.brand-sub { color: var(--muted); font-weight: 500; }

.intro { padding: 34px 0 18px; }
.intro h1 { font-size: 24px; margin: 0 0 10px; display: flex; align-items: center; gap: 10px; }
.lens { font-size: 20px; }
.lede { color: var(--muted); margin: 0; font-size: 15px; }
.lede strong { color: var(--ink); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px;
  margin-bottom: 26px;
}

.fields { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; margin-bottom: 20px; }
.field:nth-child(3) { grid-column: 1 / -1; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.opt { color: var(--muted); font-weight: 400; }
.field input {
  width: 100%; padding: 10px 12px; font-size: 14px; font-family: inherit;
  border: 1px solid var(--line); border-radius: 9px; background: #fbfcfd; color: var(--ink);
}
.field input:focus { outline: none; border-color: var(--green); background: #fff; }

.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 9px; overflow: hidden; }
.seg-btn {
  border: none; background: #fbfcfd; padding: 9px 18px; font-size: 14px; font-family: inherit;
  cursor: pointer; color: var(--muted);
}
.seg-btn.active { background: #475569; color: #fff; font-weight: 600; }

.drop {
  display: block; border: 2px dashed #c7d2dc; border-radius: 12px; background: #fbfcfd;
  padding: 30px; text-align: center; cursor: pointer; transition: all .15s ease;
}
.drop:hover, .drop.over { border-color: var(--green); background: var(--green-soft); }
.drop-inner { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.up-icon { font-size: 22px; color: var(--green); }
.drop-title { font-weight: 600; }
.drop-hint { font-size: 13px; color: var(--muted); }

.drop-note { font-size: 12.5px; color: var(--muted); margin: 10px 2px 0; line-height: 1.5; }

.filelist { list-style: none; padding: 0; margin: 14px 0 0; display: flex; flex-direction: column; gap: 6px; }
.filelist li {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  font-size: 13px; background: #f5f7f9; border: 1px solid var(--line); border-radius: 8px; padding: 7px 11px;
}
.filelist .rm { border: none; background: none; color: var(--muted); cursor: pointer; font-size: 15px; }

.run {
  margin-top: 22px; width: 100%; padding: 14px; font-size: 15px; font-weight: 600; font-family: inherit;
  color: #fff; background: var(--green); border: none; border-radius: 11px; cursor: pointer;
}
.run:hover { background: var(--green-dark); }
.run:disabled { opacity: .65; cursor: progress; }

/* Results */
.results { margin-bottom: 50px; }
.verdict {
  border-radius: var(--radius); padding: 18px 22px; margin-bottom: 18px; display: flex; align-items: center; gap: 12px;
  font-size: 17px; font-weight: 700; border: 1px solid;
}
.verdict.ok { background: var(--green-soft); border-color: #bfe0c6; color: var(--green-dark); }
.verdict.no { background: var(--red-soft); border-color: #f3c6c0; color: var(--red); }
.verdict small { display: block; font-weight: 500; font-size: 13px; color: var(--muted); margin-top: 2px; }

.docs { display: flex; flex-direction: column; gap: 10px; margin-bottom: 22px; }
.doc {
  display: flex; gap: 12px; align-items: flex-start; background: var(--card);
  border: 1px solid var(--line); border-radius: 11px; padding: 14px 16px; box-shadow: var(--shadow);
}
.doc .dot { font-size: 17px; line-height: 1.4; }
.doc .dname { font-weight: 600; }
.doc .dreason { font-size: 14px; color: var(--muted); }
.doc.complete { border-left: 4px solid var(--green); }
.doc.issue { border-left: 4px solid var(--amber); }
.doc.missing { border-left: 4px solid var(--red); }

.unrec { font-size: 13px; color: var(--muted); margin: -6px 0 20px; }

.msg-block { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 16px; }
.msg-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 14px 18px; border-bottom: 1px solid var(--line);
}
.msg-head h3 { margin: 0; font-size: 15px; }
.msg-head .tabs { display: inline-flex; gap: 6px; }
.tab { border: 1px solid var(--line); background: #fbfcfd; border-radius: 7px; padding: 5px 12px; font-size: 13px; cursor: pointer; color: var(--muted); font-family: inherit; }
.tab.active { background: var(--green); border-color: var(--green); color: #fff; font-weight: 600; }
.msg-body { padding: 16px 18px; }
.msg-body pre {
  white-space: pre-wrap; word-wrap: break-word; font-family: inherit; font-size: 14px; margin: 0;
  color: var(--ink); max-height: 360px; overflow: auto;
}
.copy { border: 1px solid var(--line); background: #fbfcfd; border-radius: 7px; padding: 6px 13px; font-size: 13px; cursor: pointer; font-family: inherit; font-weight: 600; }
.copy:hover { border-color: var(--green); color: var(--green); }
.copy.done { background: var(--green-soft); border-color: var(--green); color: var(--green-dark); }

.model-note { text-align: right; font-size: 12px; color: var(--muted); margin-top: 6px; }

.err { background: var(--red-soft); border: 1px solid #f3c6c0; color: var(--red); border-radius: 11px; padding: 14px 18px; font-size: 14px; }

.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 26px 0 40px; }

.spinner { display: inline-block; width: 15px; height: 15px; border: 2px solid rgba(255,255,255,.5); border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; vertical-align: -2px; margin-right: 8px; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 620px) {
  .fields { grid-template-columns: 1fr; }
  .field:nth-child(3) { grid-column: auto; }
}