/* 现实物理方案验证：独立的方案筛选页。 */
.val-shell {
  max-width: 1480px;
  margin: 0 auto;
  padding: 18px 20px 42px;
  display: grid;
  gap: 14px;
}

.val-hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 26px;
  background:
    radial-gradient(900px 260px at 8% -30%, rgba(56, 217, 150, .14), transparent 65%),
    linear-gradient(135deg, #142235, #0e1726 68%);
  border-color: #2a4058;
}
.val-hero h1 {
  max-width: 760px;
  margin: 5px 0 8px;
  font-size: clamp(22px, 3vw, 36px);
  line-height: 1.2;
  letter-spacing: -.02em;
}
.val-hero p {
  max-width: 860px;
  color: #9fb3c3;
  font-size: 13px;
  line-height: 1.7;
}
.val-hero-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 7px;
  flex: 0 0 auto;
}
.val-eyebrow {
  color: #38d996;
  font: 700 10px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .16em;
}
.val-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 9px;
  border: 1px solid rgba(56, 217, 150, .3);
  border-radius: 999px;
  background: rgba(56, 217, 150, .06);
  color: #a7f4cf;
  font-size: 11px;
  white-space: nowrap;
}
.val-chip.muted {
  border-color: #2c4059;
  background: rgba(255, 255, 255, .02);
  color: #8299ab;
}

.val-layout {
  display: grid;
  grid-template-columns: 365px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}
.val-form {
  position: sticky;
  top: 82px;
  padding: 14px 15px 12px;
}
.val-form h2 { font-size: 14px; }
.val-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
  color: #8ea4b5;
  font-size: 12px;
}
.val-field input,
.val-field select {
  width: 100%;
  min-height: 34px;
  padding: 7px 9px;
  background: #0b1421;
  border-color: #2a3d54;
}
.val-field input:focus,
.val-field select:focus {
  outline: 1px solid #38d996;
  outline-offset: 0;
  border-color: #38d996;
}
.val-field-hint {
  min-height: 15px;
  color: #63798a;
  font-size: 10px;
  line-height: 1.4;
}
.val-unit {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #687f91;
  font-size: 11px;
}
.val-unit input { flex: 1; }
.val-grid {
  display: grid;
  gap: 9px;
  padding-top: 2px;
}
.val-grid.two { grid-template-columns: 1fr 1fr; }
.val-details {
  margin-top: 10px;
  padding-top: 9px;
  border-top: 1px solid #1d2c40;
}
.val-details summary {
  cursor: pointer;
  color: #b8c8d5;
  font-size: 12px;
  letter-spacing: .02em;
  user-select: none;
}
.val-details[open] summary { margin-bottom: 9px; }
.val-note {
  margin: 8px 0 0;
  color: #70889a;
  font-size: 11px;
  line-height: 1.6;
}
.val-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid #1d2c40;
}
.val-actions button { min-height: 34px; }
.val-actions .primary { flex: 1 1 120px; }
.val-run-status {
  margin: 8px 0 0;
  color: #70889a;
  font-size: 11px;
  line-height: 1.5;
}
.val-run-status.ok { color: #67e5a2; }
.val-run-status.bad { color: #ff8b98; }

.val-results { display: grid; gap: 12px; min-width: 0; }
.val-empty {
  padding: 24px;
  border-style: dashed;
  background: rgba(14, 23, 38, .5);
}
.val-empty h2 { margin: 5px 0 8px; font-size: 20px; }
.val-empty p { color: #9fb3c3; font-size: 13px; line-height: 1.7; }
.val-empty ul {
  margin: 13px 0 0;
  padding-left: 19px;
  color: #8299ab;
  font-size: 12px;
  line-height: 1.9;
}
.val-running {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px;
}
.val-running strong { color: #d8e7f0; font-size: 14px; }
.val-running p { margin-top: 3px; color: #8299ab; font-size: 12px; }
.val-spinner {
  width: 30px;
  height: 30px;
  border: 2px solid #2c4059;
  border-top-color: #38d996;
  border-radius: 50%;
  animation: val-spin .75s linear infinite;
  flex: 0 0 auto;
}
@keyframes val-spin { to { transform: rotate(360deg); } }

.val-verdict {
  padding: 18px 20px;
  border-left: 3px solid #ffb84d;
  background:
    radial-gradient(600px 180px at 100% 0%, rgba(255, 184, 77, .08), transparent 60%),
    var(--panel);
}
.val-verdict.ok { border-left-color: #38d996; background: radial-gradient(600px 180px at 100% 0%, rgba(56, 217, 150, .1), transparent 60%), var(--panel); }
.val-verdict.bad { border-left-color: #ff5b69; background: radial-gradient(600px 180px at 100% 0%, rgba(255, 91, 105, .08), transparent 60%), var(--panel); }
.val-verdict-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}
.val-verdict h2 { margin: 5px 0 4px; font-size: 24px; letter-spacing: -.01em; }
.val-verdict p { color: #9fb3c3; font-size: 12px; line-height: 1.6; }
.val-verdict-score {
  color: #f2f8fc;
  font: 800 clamp(34px, 5vw, 58px)/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -.05em;
  white-space: nowrap;
}
.val-verdict.ok .val-verdict-score { color: #73e6a6; }
.val-verdict.bad .val-verdict-score { color: #ff9aaa; }

.val-kpis { padding: 14px 16px; }
.val-kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}
.val-kpi {
  padding: 10px 11px;
  border: 1px solid #22344d;
  border-radius: 9px;
  background: #0c1522;
}
.val-kpi span {
  display: block;
  color: #8299ab;
  font-size: 11px;
  line-height: 1.35;
}
.val-kpi strong {
  display: block;
  margin-top: 4px;
  color: #eaf2f8;
  font: 700 25px/1.1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -.03em;
}
.val-kpi small { display: block; margin-top: 3px; color: #607788; font-size: 10px; }
.val-kpi.warn strong { color: #ffcb6b; }
.val-kpi.bad strong { color: #ff8b98; }
.val-kpi.good strong { color: #67e5a2; }

.val-bars { display: grid; gap: 10px; padding-top: 2px; }
.val-bar-row {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr) 48px;
  align-items: center;
  gap: 9px;
  color: #9fb3c3;
  font-size: 11px;
}
.val-bar-track {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #1b2a3d;
}
.val-bar-fill {
  height: 100%;
  border-radius: inherit;
  background: #38d996;
  transition: width .35s ease;
}
.val-bar-fill.amber { background: #ffb84d; }
.val-bar-fill.red { background: #ff5b69; }
.val-bar-row strong {
  color: #e8eef3;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
  text-align: right;
}

.val-two {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, .8fr);
  gap: 12px;
}
.val-spec {
  margin: 0;
}
.val-spec div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 7px 0;
  border-bottom: 1px solid rgba(255, 255, 255, .06);
}
.val-spec div:nth-last-child(-n + 2) { border-bottom: 0; }
.val-spec dt { color: #8299ab; font-size: 11px; }
.val-spec dd {
  margin: 0;
  color: #e8eef3;
  font: 12px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  text-align: right;
}
.val-hist {
  display: flex;
  flex-direction: column;
  height: 140px;
}
.val-hist-bars {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  flex: 1;
  min-height: 0;
  padding: 8px 2px 0;
  border-bottom: 1px solid #2a3d54;
}
.val-hist-col {
  position: relative;
  flex: 1;
  min-height: 2px;
  height: var(--h);
  border-radius: 3px 3px 0 0;
  background: linear-gradient(180deg, #38d996, #1d7d58);
}
.val-hist-col.neg { background: linear-gradient(180deg, #ff5b69, #8f2d3a); }
.val-hist-col:hover { filter: brightness(1.25); }
.val-hist-axis {
  display: flex;
  justify-content: space-between;
  margin-top: 4px;
  color: #607788;
  font-size: 9px;
}

.val-notes ul,
.val-assumptions ul {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.val-notes li,
.val-assumptions li {
  position: relative;
  padding-left: 15px;
  color: #b5c5d2;
  font-size: 12px;
  line-height: 1.65;
}
.val-notes li::before,
.val-assumptions li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #38d996;
}
.val-assumptions li { color: #8fa5b6; font-size: 11px; }
.val-assumptions li::before { background: #5f7b90; }
.val-notes .val-note { padding-top: 4px; }

.val-table-wrap { overflow-x: auto; }
.val-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.val-table th, .val-table td {
  padding: 9px 8px;
  border-bottom: 1px solid #1d2b40;
  text-align: right;
  white-space: nowrap;
}
.val-table th:first-child, .val-table td:first-child { text-align: left; }
.val-table th { color: #8299ab; font-weight: 600; font-size: 11px; }
.val-table td:first-child { color: #dce8f0; }
.val-table td:first-child small { display: block; margin-top: 2px; color: #607788; font-size: 10px; }
.val-table td.good { color: #67e5a2; }
.val-table td.warn { color: #ffcb6b; }
.val-table td.bad { color: #ff8b98; }
.val-table tbody tr:hover { background: #0f1a2a; }

@media (max-width: 1120px) {
  .val-layout { grid-template-columns: 330px minmax(0, 1fr); }
  .val-two { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .val-shell { padding: 12px; }
  .val-hero { align-items: flex-start; flex-direction: column; gap: 14px; padding: 20px; }
  .val-hero-side { align-items: flex-start; flex-direction: row; flex-wrap: wrap; }
  .val-layout { grid-template-columns: 1fr; }
  .val-form { position: static; }
  .val-kpi-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .val-grid.two { grid-template-columns: 1fr; }
  .val-kpi-grid { grid-template-columns: 1fr 1fr; }
  .val-bar-row { grid-template-columns: 86px minmax(0, 1fr) 44px; }
  .val-verdict-top { align-items: flex-start; }
  .val-verdict-score { font-size: 34px; }
}