:root {
  --ui-ink: #101828;
  --ui-muted: #667085;
  --ui-subtle: #98a2b3;
  --ui-canvas: #f3f6fa;
  --ui-surface: #ffffff;
  --ui-line: #d8e0ea;
  --ui-line-strong: #c4cfdd;
  --ui-navy: #091525;
  --ui-navy-2: #10223a;
  --ui-blue: #1859d8;
  --ui-blue-dark: #1248b2;
  --ui-blue-soft: #eaf1ff;
  --ui-green: #087f5b;
  --ui-radius: 8px;
  --ui-shadow: 0 18px 50px rgba(20, 38, 68, .08);
}

* { letter-spacing: 0; }
body { background: var(--ui-canvas); color: var(--ui-ink); }
button, input, textarea, select { font-family: inherit; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 3px solid rgba(24,89,216,.24); outline-offset: 2px; }

/* Shared app shell */
.workflow-shell, .home-page .shell { grid-template-columns: 248px minmax(0, 1fr); }
.workflow-rail, .home-page .rail {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 24px 16px 18px;
  background: var(--ui-navy);
  border-right: 1px solid rgba(255,255,255,.08);
}
.workflow-brand, .home-page .brand { margin-bottom: 38px; }
.workflow-mark, .home-page .mark { width: 40px; height: 40px; border-radius: 8px; box-shadow: none; }
.workflow-brand strong, .home-page .brand strong { font-size: 16px; }
.workflow-brand small, .home-page .brand span { color: #91a4bd; }
.workflow-nav-label, .home-page .rail h4 { margin: 0 10px 10px; color: #6f86a3; font-size: 10px; }
.workflow-nav { gap: 5px; }
.workflow-step, .home-page .nav { border-radius: 7px; }
.workflow-step { min-height: 58px; }
.workflow-step.active, .home-page .nav.active { border-color: rgba(137,174,224,.2); background: #142c4d; }
.workflow-step:hover, .home-page .nav:hover { background: #112640; }
.workflow-num, .home-page .nav-stage::before { border-radius: 6px; background: #1a2c45; }
.workflow-step.active .workflow-num, .home-page .nav-stage.active::before { background: #e8f0ff; color: #154ba8; }
.workflow-arrow { height: 10px; }
.workflow-rail-foot { margin-top: auto; }
.workflow-beta { padding: 12px; border: 1px solid rgba(255,255,255,.09); border-radius: 7px; background: #0e2038; }
.workflow-service { padding: 12px 9px 4px; }
.workflow-stagebar { display: none !important; }

/* Home */
.home-page .rail-card { display: none; }
.home-page .rail h4 { margin-top: 4px; }
.home-page .rail h4:nth-of-type(2) { margin-top: 30px; }
.home-page .rail-stats { display: none; margin-top: auto; }
.home-page.has-result .rail-stats { display: grid; }
.home-page .hero {
  min-height: min(760px, 100dvh);
  padding: 72px 56px;
  border: 0;
  background: var(--ui-navy);
}
.home-page .hero::before { display: none; }
.home-page .hero::after {
  background:
    linear-gradient(90deg, rgba(5,13,25,.96) 0%, rgba(5,15,29,.88) 36%, rgba(5,15,29,.43) 68%, rgba(5,15,29,.12) 100%),
    linear-gradient(180deg, rgba(5,13,25,.08), rgba(5,13,25,.42));
}
.home-page .hero-bg-photo { object-position: center; filter: saturate(.72) contrast(1.04); }
.home-page .hero-inner { width: min(700px, 100%); }
.home-page .label { display: none; }
.home-page h1 { max-width: 680px; margin: 0 0 22px; color: #fff; font-size: clamp(50px, 4.5vw, 72px); line-height: 1; font-weight: 760; letter-spacing: 0; }
.home-page h1 .subline { max-width: 660px; margin-top: 17px; color: #d5e2f2; font-size: .43em; line-height: 1.3; font-weight: 620; letter-spacing: 0; }
.home-page .lead { max-width: 650px; color: #b9c9dc; font-size: 16px; line-height: 1.75; }
.home-page .search { width: min(650px,100%); margin-top: 30px; padding: 7px; border: 1px solid rgba(255,255,255,.4); border-radius: var(--ui-radius); background: #fff; box-shadow: 0 24px 60px rgba(0,0,0,.22); backdrop-filter: none; }
.home-page .search input { padding: 15px 16px; color: var(--ui-ink); font-size: 17px; }
.home-page .search input::placeholder { color: #8a96a8; }
.home-page .btn { min-height: 50px; border-radius: 6px; }
.home-page .btn.primary { background: var(--ui-blue); }
.home-page .btn.primary:hover { background: var(--ui-blue-dark); }
.home-page .chip { border-color: rgba(255,255,255,.24); background: rgba(5,13,25,.38); color: #d7e2f0; }
.home-page .chip:hover { border-color: rgba(255,255,255,.5); color: #fff; }
.home-page .status { color: #aebfd4; font-size: 12px; }
.home-page .journey { padding: 0 44px; border: 0; background: #fff; }
.home-page .journey-inner { max-width: 1400px; border: 0; border-bottom: 1px solid var(--ui-line); box-shadow: none; }
.home-page .journey-step { min-height: 138px; padding: 26px 28px; border-color: var(--ui-line); background: #fff; }
.home-page .journey-step span { color: #7b8798; font-size: 10px; }
.home-page .journey-step strong { margin: 15px 0 7px; font-size: 18px; }
.home-page .journey-step p { max-width: 40ch; color: var(--ui-muted); }
.home-page .journey-step:hover { background: #f8fafc; }
.home-page .workspace { max-width: 1400px; padding: 38px 44px 72px; }
.home-page .photo-band { display: none !important; }
.home-page .identity { align-items: center; }
.home-page .identity-card, .home-page .panel, .home-page .next-action { border-color: var(--ui-line); border-radius: var(--ui-radius); box-shadow: none; }
.home-page .identity-card { background: #fff; background-image: none; }
.home-page .identity-card h2 { font-size: 24px; }
.home-page .dashboard { grid-template-columns: 250px minmax(0,1fr) 330px; gap: 12px; }
.home-page .stage-heading { margin: 34px 0 15px; }
.home-page .stage-heading span { color: #7b8798; }
.home-page .stage-heading h2 { font-size: 25px; }
.home-page .next-actions { gap: 12px; }
.home-page .next-action { background: #fff; transition: border-color .18s ease, background .18s ease; }
.home-page .next-action:hover { border-color: #94add2; background: #f8fbff; }
.home-page .next-action .num { border-radius: 6px; background: var(--ui-blue-soft); }
.home-page .panel-head { background: #fff; }
.home-page .content-grid { gap: 12px; }
.home-page .report-grid { grid-template-columns: 1fr; }
.home-page .raw { display: none; }

/* Execution workspace */
.tools-page .topbar { display: none; }
.tools-page .layout { max-width: 1480px; margin: 0 auto; padding: 34px 38px 72px; }
.tools-page .command-header {
  display: grid;
  grid-template-columns: minmax(0,1fr) auto;
  gap: 18px 24px;
  align-items: end;
  padding: 0 0 28px;
  border-bottom: 1px solid var(--ui-line);
}
.tools-page .command-title span, .monitor-page .monitor-head > div > span { color: var(--ui-blue); font-size: 11px; font-weight: 900; }
.tools-page .command-title h1 { margin: 8px 0 8px; max-width: 760px; font-size: clamp(30px,3vw,44px); line-height: 1.15; font-weight: 760; letter-spacing: 0; }
.tools-page .command-title p { margin: 0; color: var(--ui-muted); line-height: 1.65; }
.tools-page .command-badge { align-self: start; padding: 12px 15px; border: 1px solid #b8c9e5; border-radius: var(--ui-radius); background: #fff; }
.tools-page .command-badge strong { display: block; font-size: 13px; }
.tools-page .command-badge span { display: block; margin-top: 4px; color: var(--ui-muted); font-size: 11px; }
.tools-page .command-search { width: 100%; max-width: none; margin: 0; grid-column: 1; padding: 6px; border: 1px solid var(--ui-line-strong); border-radius: var(--ui-radius); background: #fff; box-shadow: var(--ui-shadow); }
.tools-page .command-search input { color: var(--ui-ink); padding: 14px 15px; }
.tools-page .command-search input::placeholder { color: #8a96a8; }
.tools-page .command-stats { grid-column: 2; display: grid; grid-template-columns: repeat(4,minmax(86px,1fr)); border: 1px solid var(--ui-line); border-radius: var(--ui-radius); background: #fff; }
.tools-page .command-stats div { min-width: 92px; padding: 12px 14px; border-right: 1px solid var(--ui-line); }
.tools-page .command-stats div:last-child { border-right: 0; }
.tools-page .command-stats strong { display: block; font-size: 18px; }
.tools-page .command-stats span { display: block; margin-top: 3px; color: var(--ui-muted); font-size: 10px; }
.tools-page .command-status { grid-column: 1; margin: -8px 0 0; color: var(--ui-muted); font-size: 12px; }
.tools-page .command-ledger { grid-column: 2; margin: -8px 0 0; }
.tools-page .command-ledger div { padding: 0; border: 0; background: transparent; color: var(--ui-muted); text-align: right; }
.tools-page .grid { grid-template-columns: 280px minmax(0,1fr); gap: 14px; margin-top: 24px; }
.tools-page .panel { border-color: var(--ui-line); border-radius: var(--ui-radius); box-shadow: none; }
.tools-page .panel-head { padding: 15px 17px; background: #fff; }
.tools-page .panel-body { padding: 16px; }
.tools-page .step { padding: 13px; border-color: var(--ui-line); border-radius: 7px; background: #f7f9fc; }
.tools-page .tools { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
.tools-page .tool { min-height: 245px; border-color: var(--ui-line); border-radius: 7px; background: #fff; }
.tools-page .task, .tools-page .query { border-color: var(--ui-line); border-radius: 7px; }
.tools-page .btn { min-height: 42px; border-radius: 6px; }
.tools-page .btn.primary { background: var(--ui-blue); }
.tools-page .empty { padding: 36px 24px; border-color: #a9bedd; border-radius: 7px; background: #f8faff; }
.tools-page .doubao-panel { border-color: var(--ui-line); }

/* Evidence workspace */
.monitor-page .top { display: none; }
.monitor-page .monitor-head {
  max-width: 1480px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0,1fr) auto;
  gap: 28px;
  align-items: end;
  padding: 34px 38px 24px;
  border-bottom: 1px solid var(--ui-line);
  background: transparent;
}
.monitor-page .monitor-head h1 { margin: 8px 0 8px; max-width: 820px; font-size: clamp(30px,2.7vw,40px); line-height: 1.16; font-weight: 760; letter-spacing: 0; }
.monitor-page .monitor-head p { margin: 0; color: var(--ui-muted); line-height: 1.65; }
.monitor-page .monitor-proof { display: grid; grid-template-columns: repeat(3,1fr); border: 1px solid var(--ui-line); border-radius: var(--ui-radius); background: #fff; }
.monitor-page .monitor-proof div { min-width: 130px; padding: 14px 16px; border-right: 1px solid var(--ui-line); }
.monitor-page .monitor-proof div:last-child { border-right: 0; }
.monitor-page .monitor-proof strong { display: block; font-size: 14px; }
.monitor-page .monitor-proof small { display: block; margin-top: 4px; color: var(--ui-muted); font-size: 10px; }
.monitor-page .layout { max-width: 1480px; margin: 0 auto; padding: 22px 38px 72px; }
.monitor-page .toolbar, .monitor-page .panel, .monitor-page .metric { border-color: var(--ui-line); border-radius: var(--ui-radius); box-shadow: none; }
.monitor-page .toolbar { margin-top: 0; padding: 14px; background: #fff; }
.monitor-page .metric::after { display: none; }
.monitor-page .metrics { gap: 8px; }
.monitor-page .metric { padding: 15px; }
.monitor-page .metric strong { font-size: 27px; }
.monitor-page .panel-head, .monitor-page .toolbar, .monitor-page .metric { background: #fff; }
.monitor-page .tabs { border-radius: 6px; background: #e7edf5; }
.monitor-page .tab { border-radius: 4px; }
.monitor-page .btn, .monitor-page .field input, .monitor-page .field select, .monitor-page .field textarea, .monitor-page .cell-btn { border-radius: 6px; }
.monitor-page .btn.primary { background: var(--ui-blue); }
.monitor-page .grid { gap: 10px; }
.monitor-page .lower { gap: 10px; }
.monitor-page .report-cover, .monitor-page .boundary { border-radius: 7px; background: var(--ui-navy-2); }
.monitor-page .formula article { border-color: var(--ui-line); }

@media (max-width: 1180px) {
  .home-page .dashboard { grid-template-columns: 1fr; }
  .tools-page .command-header, .monitor-page .monitor-head { grid-template-columns: 1fr; }
  .tools-page .command-search, .tools-page .command-stats, .tools-page .command-status, .tools-page .command-ledger { grid-column: 1; }
  .tools-page .command-ledger div { text-align: left; }
  .monitor-page .monitor-proof { max-width: 620px; }
}

@media (max-width: 900px) {
  .workflow-shell, .home-page .shell { grid-template-columns: 1fr; }
  .workflow-rail, .home-page .rail { position: relative; height: auto; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 6px; padding: 12px; }
  .workflow-brand, .home-page .brand { grid-column: 1/-1; margin-bottom: 6px; }
  .workflow-nav-label, .workflow-arrow, .workflow-rail-foot, .home-page .rail h4, .home-page .rail-stats, .home-page .rail > .nav:not(.nav-stage) { display: none !important; }
  .workflow-nav { display: contents; }
  .workflow-step, .home-page .nav-stage { width: 100%; min-height: 52px; display: grid !important; grid-template-columns: 26px 1fr; gap: 6px; padding: 7px; }
  .workflow-num, .home-page .nav-stage::before { width: 26px; height: 26px; }
  .workflow-copy small, .home-page .nav-copy small { display: none; }
  .workflow-copy strong, .home-page .nav-copy strong { font-size: 11px; }
  .home-page .hero { min-height: auto; padding: 54px 16px 44px; }
  .home-page h1 { font-size: 44px; }
  .home-page .journey { padding: 0 16px; }
  .home-page .workspace { padding: 28px 16px 52px; }
  .tools-page .layout, .monitor-page .layout { padding: 24px 14px 52px; }
  .tools-page .command-header, .monitor-page .monitor-head { padding: 0 0 22px; }
  .monitor-page .monitor-head { margin: 0 14px; padding-top: 26px; }
  .tools-page .grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .home-page h1 { font-size: 40px; }
  .home-page h1 .subline { font-size: .48em; }
  .home-page .journey-step { min-height: auto; padding: 24px 20px; }
  .home-page .next-action { grid-template-columns: 40px 1fr; }
  .home-page .next-action b { grid-column: 2; }
  .tools-page .command-title h1, .monitor-page .monitor-head h1 { font-size: 32px; }
  .tools-page .command-stats { grid-template-columns: repeat(2,1fr); }
  .tools-page .command-stats div:nth-child(2) { border-right: 0; }
  .tools-page .command-stats div:nth-child(-n+2) { border-bottom: 1px solid var(--ui-line); }
  .monitor-page .monitor-proof { grid-template-columns: 1fr; }
  .monitor-page .monitor-proof div { border-right: 0; border-bottom: 1px solid var(--ui-line); }
  .monitor-page .monitor-proof div:last-child { border-bottom: 0; }
}