* { box-sizing: border-box; }
body {
  margin: 0;
  background: #f3f4f6;
  color: #111827;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif;
}
.dashboard-page {
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(248,250,252,.92), rgba(226,232,240,.88)),
    url("cad-dashboard-bg.png") center top / cover fixed;
}
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 22px 32px;
  background: rgba(255,255,255,.88);
  border-bottom: 1px solid rgba(203,213,225,.8);
  box-shadow: 0 10px 30px rgba(15,23,42,.08);
  backdrop-filter: blur(14px);
}
.topbar h1 { margin: 0 0 4px; font-size: 24px; }
.topbar p { margin: 0; color: #6b7280; }
.page { max-width: 1180px; margin: 24px auto; padding: 0 20px 40px; }
.panel, .login-card {
  background: rgba(255,255,255,.94);
  border: 1px solid rgba(226,232,240,.9);
  border-radius: 12px;
  box-shadow: 0 18px 42px rgba(15,23,42,.12);
  backdrop-filter: blur(14px);
  padding: 20px;
  margin-bottom: 18px;
}
.panel h2 { margin: 0 0 16px; font-size: 20px; }
.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
label { display: grid; gap: 6px; margin-bottom: 14px; font-weight: 600; }
input, select {
  width: 100%;
  min-height: 40px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  padding: 0 10px;
  font: inherit;
  background: #ffffff;
}
button, .actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 8px;
  border: 1px solid #2563eb;
  background: #2563eb;
  color: #ffffff;
  text-decoration: none;
  cursor: pointer;
  font: inherit;
}
.ghost { background: #ffffff; color: #374151; border-color: #d1d5db; }
.danger { background: #ef4444; border-color: #ef4444; }
.drop {
  border: 1px dashed #9ca3af;
  background: #f9fafb;
  padding: 16px;
  border-radius: 10px;
  margin-bottom: 14px;
}
.drop.dragging { border-color: #2563eb; background: #eff6ff; }
.drop-head { font-weight: 700; margin-bottom: 10px; }
.drop span { display: block; color: #6b7280; font-weight: 400; margin-top: 10px; }
.upload-controls { display: flex; flex-wrap: wrap; gap: 10px; }
.file-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  margin: 0;
  padding: 0 14px;
  border-radius: 8px;
  border: 1px solid #d1d5db;
  background: #ffffff;
  cursor: pointer;
}
.file-button input { display: none; }
.selected-files {
  margin-top: 10px;
  color: #6b7280;
  font-weight: 500;
  word-break: break-all;
}
.selected-files.ready { color: #047857; }
.selected-files.error { color: #b91c1c; }
.hint { margin: -4px 0 14px; color: #6b7280; }
.flash {
  margin-bottom: 14px;
  padding: 10px 12px;
  border-radius: 8px;
  background: #dbeafe;
  color: #1d4ed8;
}
.flash.error { background: #fee2e2; color: #b91c1c; }
.flash.success { background: #d1fae5; color: #047857; }
.section-title { display: flex; justify-content: space-between; align-items: center; }
.section-title span { color: #6b7280; }
.report-list { display: grid; gap: 12px; }
.report-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  padding: 16px;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  background: #f9fafb;
}
.report-card h3 { margin: 0 0 8px; }
.report-card p { margin: 4px 0; color: #4b5563; }
.llm.success { color: #047857; }
.llm.failed { color: #b91c1c; }
.llm.skipped { color: #92400e; }
.actions {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  justify-content: flex-end;
  gap: 8px;
}
.actions form { margin: 0; }
.empty { color: #6b7280; }
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background:
    linear-gradient(115deg, rgba(8,15,28,.76), rgba(12,38,67,.42)),
    url("cad-login-bg.png") center / cover no-repeat fixed;
}
.login-shell { width: min(420px, calc(100vw - 32px)); }
.login-card {
  padding: 26px;
  border-color: rgba(255,255,255,.32);
  background: rgba(255,255,255,.9);
}
.login-card h1 { margin: 0 0 6px; }
.login-card p { margin: 0 0 18px; color: #6b7280; }
.login-card button { width: 100%; }
@media (max-width: 760px) {
  .topbar, .report-card { grid-template-columns: 1fr; display: grid; }
  .grid { grid-template-columns: 1fr; }
  .actions { justify-content: flex-start; }
}