:root {
  --black: #0a0908;
  --charcoal: #151312;
  --panel: rgba(16, 14, 13, 0.72);
  --panel-soft: rgba(244, 240, 232, 0.045);
  --cold-white: #f4f0e8;
  --old-white: #d8d0c4;
  --smoke: rgba(244, 240, 232, 0.64);
  --muted: rgba(244, 240, 232, 0.48);
  --faint: rgba(244, 240, 232, 0.2);
  --line: rgba(244, 240, 232, 0.14);
  --line-strong: rgba(244, 240, 232, 0.32);
  --brown: rgba(43, 33, 29, 0.72);
  --red-brown: rgba(58, 23, 21, 0.36);
  --accent: rgba(194, 121, 83, 0.72);
  --mono: "SFMono-Regular", "Roboto Mono", "Courier New", monospace;
  --sans: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--black);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--cold-white);
  background:
    radial-gradient(circle at 70% 18%, rgba(58, 23, 21, 0.26), transparent 28rem),
    radial-gradient(circle at 18% 84%, rgba(244, 240, 232, 0.055), transparent 24rem),
    linear-gradient(118deg, #0a0908 0%, #12100f 48%, #1b1513 68%, #090807 100%);
  font-family: var(--sans);
  overflow-x: hidden;
}

body::before,
body::after {
  position: fixed;
  inset: 0;
  content: "";
  pointer-events: none;
}

body::before {
  z-index: 0;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(244, 240, 232, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 240, 232, 0.03) 1px, transparent 1px);
  background-size: 72px 72px;
}

body::after {
  z-index: 0;
  background:
    linear-gradient(rgba(0, 0, 0, 0.12), rgba(0, 0, 0, 0.56)),
    radial-gradient(ellipse at center, transparent 42%, rgba(0, 0, 0, 0.52) 100%);
  box-shadow: inset 0 0 140px rgba(0, 0, 0, 0.86);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.sim-shell {
  position: relative;
  z-index: 1;
  width: min(1440px, calc(100vw - clamp(48px, 8vw, 128px)));
  margin: 0 auto;
  padding: 26px 0 96px;
}

.sim-shell::before {
  position: absolute;
  top: 138px;
  left: 0;
  right: 0;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, transparent, rgba(244, 240, 232, 0.22), transparent);
}

.topbar {
  display: grid;
  grid-template-columns: minmax(220px, 0.9fr) minmax(320px, 1.2fr) minmax(180px, 0.8fr);
  gap: 18px;
  align-items: start;
  min-height: 58px;
  margin-bottom: clamp(74px, 11vh, 132px);
}

.topbar-path,
.topbar-title span,
.topbar-title strong,
.eyebrow,
.panel-title span,
.status-strip,
.version-panel li time {
  color: rgba(244, 240, 232, 0.42);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.topbar-path {
  padding-top: 9px;
  line-height: 1.6;
}

.topbar-links {
  display: flex;
  justify-content: center;
  gap: 12px;
  align-items: center;
}

.topbar-links a {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 0;
  color: var(--smoke);
  background:
    linear-gradient(180deg, rgba(244, 240, 232, 0.04), rgba(0, 0, 0, 0.14)),
    rgba(5, 5, 5, 0.46);
  padding: 10px 14px;
  font-size: 13px;
  cursor: pointer;
  transition:
    border-color 170ms ease,
    color 170ms ease,
    background 170ms ease,
    transform 170ms ease;
}

.topbar-links a:hover,
.topbar-links a:focus-visible {
  border-color: var(--line-strong);
  color: var(--cold-white);
  background:
    linear-gradient(180deg, rgba(244, 240, 232, 0.062), rgba(58, 23, 21, 0.1)),
    rgba(5, 5, 5, 0.62);
  outline: none;
  transform: translateY(-1px);
}

.topbar-title {
  display: grid;
  gap: 6px;
  justify-items: end;
  text-align: right;
}

.topbar-title strong {
  color: var(--smoke);
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 420;
  letter-spacing: 0;
}

.workspace-header {
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(340px, 0.84fr);
  gap: clamp(32px, 6vw, 86px);
  align-items: end;
  margin-bottom: clamp(54px, 8vh, 90px);
}

.workspace-header h1 {
  max-width: 1080px;
  margin: 18px 0 0;
  color: var(--cold-white);
  font-size: clamp(58px, 8.4vw, 126px);
  font-weight: 330;
  line-height: 0.98;
  letter-spacing: 0;
}

.workspace-header > p {
  max-width: 590px;
  margin: 0;
  border-left: 1px solid var(--line);
  color: var(--smoke);
  padding-left: 24px;
  font-size: clamp(15px, 1.25vw, 18px);
  line-height: 1.95;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.hero-tags span,
.input-strip span,
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border: 1px solid rgba(244, 240, 232, 0.16);
  background: rgba(244, 240, 232, 0.035);
  padding: 0 10px;
  color: rgba(244, 240, 232, 0.58);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.hero-tags span {
  padding: 8px 11px;
  color: rgba(244, 240, 232, 0.68);
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0;
}

.workbench {
  display: grid;
  grid-template-columns: minmax(320px, 390px) minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.input-panel,
.result-panel,
.dashboard-grid article,
.analysis-card,
.summary-grid article,
.board-title,
.shot-table-wrap,
.detail-card,
.report-card,
.version-panel {
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(244, 240, 232, 0.045), rgba(244, 240, 232, 0.01)),
    rgba(5, 5, 5, 0.46);
  box-shadow:
    inset 0 1px 0 rgba(244, 240, 232, 0.045),
    0 26px 80px rgba(0, 0, 0, 0.32);
  backdrop-filter: blur(14px);
  transition:
    border-color 180ms ease,
    background 180ms ease,
    transform 180ms ease;
}

.input-panel:hover,
.result-panel:hover,
.dashboard-grid article:hover,
.analysis-card:hover,
.summary-grid article:hover,
.board-title:hover,
.shot-table-wrap:hover,
.detail-card:hover,
.report-card:hover,
.version-panel:hover {
  border-color: rgba(244, 240, 232, 0.26);
  background:
    linear-gradient(180deg, rgba(244, 240, 232, 0.055), rgba(244, 240, 232, 0.012)),
    rgba(5, 5, 5, 0.56);
}

.input-panel {
  position: sticky;
  top: 76px;
  padding: 24px;
}

.result-panel {
  display: grid;
  gap: 24px;
  padding: clamp(20px, 2.2vw, 32px);
}

.panel-title {
  display: grid;
  gap: 12px;
  margin-bottom: 22px;
}

.panel-title.compact {
  margin-bottom: 16px;
}

.panel-title span {
  width: fit-content;
  border: 1px solid rgba(244, 240, 232, 0.14);
  background: rgba(244, 240, 232, 0.035);
  padding: 7px 10px;
}

.panel-title strong {
  color: rgba(244, 240, 232, 0.9);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.02em;
}

label {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
  color: rgba(244, 240, 232, 0.6);
  font-size: 13px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(244, 240, 232, 0.14);
  border-radius: 0;
  outline: none;
  background: rgba(0, 0, 0, 0.26);
  color: rgba(244, 240, 232, 0.88);
  padding: 12px 13px;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    box-shadow 160ms ease;
}

textarea {
  min-height: 320px;
  resize: vertical;
  line-height: 1.72;
}

input:hover,
select:hover,
textarea:hover {
  border-color: rgba(244, 240, 232, 0.24);
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(244, 240, 232, 0.36);
  background: rgba(0, 0, 0, 0.38);
  box-shadow: inset 0 0 0 1px rgba(244, 240, 232, 0.055);
}

.primary-button,
.ghost-button {
  min-height: 42px;
  border: 1px solid rgba(244, 240, 232, 0.18);
  border-radius: 0;
  background: rgba(244, 240, 232, 0.045);
  color: rgba(244, 240, 232, 0.84);
  padding: 0 16px;
  cursor: pointer;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    transform 160ms ease;
}

.primary-button {
  width: 100%;
  margin-top: 12px;
  color: var(--cold-white);
  border-color: rgba(194, 121, 83, 0.46);
  background:
    linear-gradient(90deg, rgba(58, 23, 21, 0.42), rgba(244, 240, 232, 0.045)),
    rgba(0, 0, 0, 0.24);
}

.primary-button:hover,
.primary-button:focus-visible,
.ghost-button:hover,
.ghost-button:focus-visible {
  border-color: rgba(244, 240, 232, 0.36);
  background: rgba(244, 240, 232, 0.07);
  transform: translateY(-1px);
  outline: none;
}

.primary-button:disabled {
  cursor: wait;
  opacity: 0.62;
  transform: none;
}

.process-card {
  margin-top: 24px;
  border-top: 1px solid rgba(244, 240, 232, 0.14);
  padding-top: 22px;
}

.process-list,
.analysis-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.process-list li,
.analysis-steps li {
  border: 1px solid rgba(244, 240, 232, 0.14);
  background: rgba(0, 0, 0, 0.2);
  color: rgba(244, 240, 232, 0.42);
  padding: 8px 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  transition:
    border-color 160ms ease,
    color 160ms ease,
    background 160ms ease;
}

.process-list li.is-running,
.analysis-steps li.is-running {
  color: rgba(244, 240, 232, 0.9);
  border-color: rgba(194, 121, 83, 0.45);
  background: rgba(58, 23, 21, 0.22);
}

.process-list li.is-done,
.analysis-steps li.is-done {
  color: rgba(244, 240, 232, 0.66);
  border-color: rgba(244, 240, 232, 0.23);
}

.status-strip {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid rgba(244, 240, 232, 0.14);
  padding-bottom: 16px;
  letter-spacing: 0.12em;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.dashboard-grid article {
  min-height: 102px;
  display: grid;
  align-content: space-between;
  padding: 16px;
}

.dashboard-grid span,
.summary-grid span,
.board-title p {
  color: rgba(244, 240, 232, 0.42);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.dashboard-grid strong {
  color: rgba(244, 240, 232, 0.9);
  font-family: var(--mono);
  font-size: clamp(30px, 3vw, 46px);
  font-weight: 400;
  letter-spacing: -0.06em;
}

.analysis-card {
  padding: 18px;
}

.analysis-bar {
  height: 3px;
  overflow: hidden;
  border: 1px solid rgba(244, 240, 232, 0.12);
  background: rgba(244, 240, 232, 0.035);
}

.analysis-bar span {
  display: block;
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, rgba(194, 121, 83, 0.34), rgba(244, 240, 232, 0.58));
  transition: width 0.34s ease;
}

.analysis-steps {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin-top: 14px;
}

.analysis-steps li {
  text-align: center;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.summary-grid article {
  padding: 18px;
}

.summary-grid p {
  margin: 12px 0 0;
  color: rgba(244, 240, 232, 0.64);
  font-size: 13px;
  line-height: 1.8;
}

.board-title {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
  padding: 18px;
}

.board-title .panel-title {
  margin: 0;
}

.board-title p {
  max-width: 540px;
  margin: 0;
  line-height: 1.7;
  letter-spacing: 0.08em;
}

.shot-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.7fr);
  gap: 20px;
  align-items: start;
}

.shot-table-wrap {
  overflow: auto;
  background: rgba(0, 0, 0, 0.24);
}

.shot-id-note {
  position: sticky;
  left: 0;
  z-index: 1;
  display: grid;
  gap: 6px;
  min-width: 100%;
  border-bottom: 1px solid rgba(244, 240, 232, 0.14);
  background: rgba(11, 10, 9, 0.92);
  padding: 16px;
}

.shot-id-note strong {
  color: rgba(244, 240, 232, 0.88);
  font-size: 13px;
  font-weight: 400;
}

.shot-id-note p {
  margin: 0;
  color: rgba(244, 240, 232, 0.56);
  font-size: 12px;
  line-height: 1.7;
}

.shot-table {
  width: 100%;
  min-width: 1320px;
  border-collapse: collapse;
}

.shot-table th,
.shot-table td {
  border-bottom: 1px solid rgba(244, 240, 232, 0.12);
  padding: 14px 15px;
  text-align: left;
  vertical-align: top;
}

.shot-table th {
  position: sticky;
  top: 0;
  z-index: 2;
  color: rgba(244, 240, 232, 0.42);
  background: rgba(10, 9, 8, 0.96);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.12em;
}

.shot-table td {
  color: rgba(244, 240, 232, 0.62);
  font-size: 13px;
  line-height: 1.68;
}

.shot-table tr {
  cursor: pointer;
  transition: background 160ms ease;
}

.shot-table tr.is-active td,
.shot-table tr:hover td {
  color: rgba(244, 240, 232, 0.88);
  background: rgba(244, 240, 232, 0.045);
}

.shot-table tr.is-active td:first-child {
  box-shadow: inset 3px 0 0 rgba(194, 121, 83, 0.56);
}

.shot-table td span {
  color: rgba(244, 240, 232, 0.4);
  font-size: 11px;
}

.empty-cell {
  padding: 58px 14px !important;
  color: rgba(244, 240, 232, 0.4) !important;
  text-align: center !important;
}

.badge {
  min-height: 26px;
  white-space: nowrap;
  cursor: help;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    transform 160ms ease;
}

.badge:hover {
  border-color: rgba(244, 240, 232, 0.32);
  background: rgba(244, 240, 232, 0.06);
  transform: translateY(-1px);
}

.route-ai,
.fit-high {
  color: rgba(244, 240, 232, 0.88);
  border-color: rgba(244, 240, 232, 0.32);
}

.route-live,
.risk-mid,
.fit-mid {
  color: rgba(244, 240, 232, 0.68);
  border-color: rgba(194, 121, 83, 0.34);
  background: rgba(58, 23, 21, 0.16);
}

.route-hybrid,
.route-cg {
  color: rgba(244, 240, 232, 0.74);
  border-color: rgba(244, 240, 232, 0.2);
  background: rgba(244, 240, 232, 0.035);
}

.route-noai,
.risk-high {
  color: rgba(244, 240, 232, 0.78);
  border-color: rgba(194, 121, 83, 0.42);
  background: rgba(58, 23, 21, 0.22);
}

.risk-low,
.fit-low,
.fit-none {
  color: rgba(244, 240, 232, 0.52);
  border-color: rgba(244, 240, 232, 0.14);
}

.detail-card,
.report-card {
  padding: 22px;
}

.detail-card p,
.detail-card li {
  color: rgba(244, 240, 232, 0.62);
  font-size: 14px;
  line-height: 1.76;
}

#detail-content {
  display: grid;
  gap: 14px;
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity 160ms ease,
    transform 160ms ease;
}

#detail-content.is-changing {
  opacity: 0;
  transform: translateY(6px);
}

#detail-content section {
  border-top: 1px solid rgba(244, 240, 232, 0.12);
  padding-top: 14px;
}

#detail-content h3 {
  margin: 0 0 8px;
  color: rgba(244, 240, 232, 0.86);
  font-size: 14px;
  font-weight: 400;
}

#detail-content p {
  margin: 0;
}

.prompt-copy {
  color: rgba(244, 240, 232, 0.78) !important;
  font-family: var(--mono);
  font-size: 12px !important;
}

.prompt-list {
  display: grid;
  grid-template-columns: minmax(88px, 0.28fr) minmax(0, 1fr);
  gap: 10px 12px;
  margin: 0;
}

.prompt-list dt {
  color: rgba(244, 240, 232, 0.72);
}

.prompt-list dd {
  margin: 0;
  color: rgba(244, 240, 232, 0.62);
  line-height: 1.7;
}

pre {
  min-height: 220px;
  max-height: 360px;
  margin: 0;
  overflow: auto;
  color: rgba(244, 240, 232, 0.68);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.82;
  white-space: pre-wrap;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.version-panel {
  margin-top: 28px;
  padding: 24px;
}

.version-panel ol {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 1.2em;
}

.version-panel li {
  color: rgba(244, 240, 232, 0.6);
  line-height: 1.7;
}

.demo-notice {
  margin-top: 24px;
  border: 1px dashed rgba(244, 240, 232, 0.18);
  background: rgba(244, 240, 232, 0.035);
  color: rgba(244, 240, 232, 0.58);
  padding: 18px 20px;
  text-align: center;
  line-height: 1.7;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 20;
  max-width: 320px;
  border: 1px solid rgba(244, 240, 232, 0.24);
  background: rgba(10, 9, 8, 0.92);
  color: rgba(244, 240, 232, 0.86);
  padding: 12px 14px;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition:
    opacity 180ms ease,
    transform 180ms ease;
  backdrop-filter: blur(12px);
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.tooltip {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 30;
  max-width: 320px;
  border: 1px solid rgba(244, 240, 232, 0.24);
  background: rgba(10, 9, 8, 0.94);
  color: rgba(244, 240, 232, 0.78);
  padding: 10px 12px;
  font-size: 12px;
  line-height: 1.65;
  opacity: 0;
  pointer-events: none;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.36);
  backdrop-filter: blur(12px);
  transition: opacity 140ms ease;
}

.tooltip.is-visible {
  opacity: 1;
}

.reveal-card,
.input-panel,
.workspace-header {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 420ms ease,
    transform 420ms ease;
}

.reveal-card.is-visible,
.input-panel.is-visible,
.workspace-header.is-visible {
  opacity: 1;
  transform: translateY(0);
}

body.is-switching .result-panel,
body.is-switching .input-panel {
  opacity: 0.5;
  transform: translateY(4px);
}

@media (max-width: 1100px) {
  .sim-shell {
    width: min(100% - 32px, 860px);
  }

  .topbar,
  .workspace-header,
  .workbench,
  .shot-layout,
  .summary-grid,
  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .topbar {
    gap: 16px;
    margin-bottom: 58px;
  }

  .topbar-links {
    justify-content: flex-start;
  }

  .topbar-title {
    justify-items: start;
    text-align: left;
  }

  .workspace-header {
    margin-bottom: 42px;
  }

  .workspace-header h1 {
    font-size: clamp(42px, 13vw, 76px);
  }

  .workspace-header > p {
    padding-left: 16px;
  }

  .input-panel {
    position: static;
  }

  .analysis-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .board-title {
    display: grid;
  }

  .status-strip {
    display: grid;
  }
}

@media (max-width: 640px) {
  .sim-shell {
    width: min(100% - 24px, 520px);
    padding-top: 18px;
  }

  .topbar-links a {
    width: 100%;
    text-align: center;
  }

  .topbar-links,
  .hero-tags {
    display: grid;
    grid-template-columns: 1fr;
  }

  .input-panel,
  .result-panel,
  .version-panel {
    padding: 18px;
  }

  .analysis-steps {
    grid-template-columns: 1fr;
  }
}