:root {
  --blue: #1646c1;
  --blue-dark: #0d2f87;
  --blue-soft: #e9efff;
  --green: #087d62;
  --green-soft: #e3f7f0;
  --ink: #172033;
  --muted: #677089;
  --line: #dce1eb;
  --paper: #ffffff;
  --canvas: #f3f5f9;
  --warn: #b45309;
  --danger: #b42318;
  --shadow: 0 12px 32px rgba(22, 36, 71, .09);
  font-family: Inter, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--canvas);
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; background: var(--canvas); }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
.hidden { display: none !important; }
.eyebrow { margin: 0 0 6px; color: var(--blue); font-size: 11px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }

.login-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr);
  background: var(--paper);
}
.login-panel { display: flex; flex-direction: column; justify-content: center; padding: 9vw; }
.product-badge { width: fit-content; padding: 7px 11px; border-radius: 6px; background: var(--blue-soft); color: var(--blue-dark); font-size: 12px; font-weight: 800; }
.login-panel h1 { margin: 26px 0 14px; font-size: clamp(32px, 4vw, 58px); line-height: 1.08; letter-spacing: -.04em; }
.login-panel > p { max-width: 620px; color: var(--muted); line-height: 1.8; }
.login-form { width: min(500px, 100%); margin-top: 28px; display: grid; gap: 12px; }
.login-form label, .form-stack label, .compact-form label { display: grid; gap: 7px; color: #4c5670; font-size: 13px; font-weight: 700; }
.input-action { display: grid; grid-template-columns: 1fr auto; gap: 8px; }
input, select, textarea {
  width: 100%;
  border: 1px solid #cdd4e2;
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  padding: 11px 12px;
  outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(22,70,193,.12); }
textarea { resize: vertical; line-height: 1.55; }
.primary-button, .secondary-button, .quiet-button, .icon-button {
  border: 0;
  border-radius: 6px;
  font-weight: 800;
  transition: transform .15s ease, background .15s ease;
}
.primary-button { padding: 12px 16px; color: #fff; background: var(--blue); }
.primary-button:hover { background: var(--blue-dark); transform: translateY(-1px); }
.secondary-button { padding: 11px 15px; color: var(--blue-dark); background: var(--blue-soft); }
.secondary-button:hover { background: #dbe5ff; }
.quiet-button { padding: 10px 13px; color: #47536e; background: #eef1f6; }
.icon-button { width: 34px; height: 34px; color: #fff; background: var(--blue); font-size: 20px; }
button:disabled { cursor: wait; opacity: .55; transform: none !important; }
.trust-row { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 25px; color: var(--green); font-size: 12px; font-weight: 750; }
.trust-row span { padding: 7px 9px; background: var(--green-soft); border-radius: 5px; }
.login-context { display: flex; flex-direction: column; justify-content: center; padding: 8vw; color: #fff; background: #103487; }
.login-context .eyebrow { color: #b9caff; }
.login-context ol { display: grid; gap: 30px; padding: 0; list-style: none; }
.login-context li { display: grid; grid-template-columns: 52px 1fr; gap: 16px; align-items: start; line-height: 1.65; }
.login-context li strong { color: #84f0d0; font-size: 24px; }

.app-shell { min-height: 100vh; }
.topbar {
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  color: #fff;
  background: #12358b;
}
.brand-line { display: flex; align-items: center; gap: 10px; font-size: 18px; }
.brand-line span { padding: 4px 7px; color: #0b2b73; background: #91f0d0; border-radius: 4px; font-size: 11px; font-weight: 900; }
.topbar p { margin: 4px 0 0; color: #c9d4f3; font-size: 12px; }
.top-actions { display: flex; align-items: center; gap: 10px; }
.network-state { padding: 7px 9px; border: 1px solid rgba(255,255,255,.18); border-radius: 5px; color: #dce5ff; font-size: 12px; }
.workspace-grid { min-height: calc(100vh - 74px); display: grid; grid-template-columns: 286px 1fr; }
.sidebar { padding: 22px 16px; border-right: 1px solid var(--line); background: #fff; }
.sidebar-heading { display: flex; align-items: center; justify-content: space-between; padding: 0 6px 16px; }
.sidebar-heading h2 { margin: 0; font-size: 18px; }
.compact-form { display: grid; gap: 11px; margin-bottom: 17px; padding: 14px; border: 1px solid #ccd7f2; border-radius: 7px; background: #f5f8ff; }
.project-list { display: grid; gap: 7px; }
.project-button { width: 100%; padding: 12px; border: 1px solid transparent; border-radius: 6px; text-align: left; color: var(--ink); background: #f5f6f9; }
.project-button:hover, .project-button.is-active { border-color: #b9c9ef; background: var(--blue-soft); }
.project-button strong, .project-button span { display: block; }
.project-button span { margin-top: 5px; color: var(--muted); font-size: 11px; }
.privacy-note { margin-top: 28px; padding: 14px; border-left: 3px solid var(--green); background: #f0faf7; }
.privacy-note strong { color: var(--green); font-size: 12px; }
.privacy-note p { margin: 6px 0 0; color: #56645f; font-size: 12px; line-height: 1.6; }
.workbench { min-width: 0; padding: 26px; }
.empty-state { min-height: 70vh; display: grid; place-items: center; align-content: center; text-align: center; }
.empty-number { color: #dbe3f7; font-size: 92px; font-weight: 900; line-height: 1; }
.empty-state h2 { margin: 6px 0; }
.empty-state p { max-width: 530px; color: var(--muted); line-height: 1.7; }
.empty-state .primary-button { margin-top: 12px; }
.project-hero { display: flex; align-items: end; justify-content: space-between; gap: 20px; }
.project-hero h1 { margin: 9px 0 5px; font-size: 30px; letter-spacing: -.02em; }
.project-hero p { margin: 0; color: var(--muted); }
.mode-chip { width: fit-content; padding: 6px 8px; border-radius: 4px; color: var(--green); background: var(--green-soft); font-size: 12px; font-weight: 850; }
.metric-strip { display: grid; grid-template-columns: repeat(4, 78px); border: 1px solid var(--line); border-radius: 7px; background: #fff; box-shadow: var(--shadow); }
.metric-strip div { padding: 11px 8px; text-align: center; border-right: 1px solid var(--line); }
.metric-strip div:last-child { border: 0; }
.metric-strip strong, .metric-strip span { display: block; }
.metric-strip strong { font-size: 21px; }
.metric-strip span { margin-top: 3px; color: var(--muted); font-size: 10px; }
.tabbar { display: flex; gap: 4px; margin: 24px 0 20px; padding: 4px; border: 1px solid var(--line); border-radius: 7px; background: #fff; overflow-x: auto; }
.tab { flex: 1; min-width: 135px; padding: 11px; border: 0; border-radius: 5px; color: #68718a; background: transparent; font-weight: 800; white-space: nowrap; }
.tab.is-active { color: #fff; background: var(--blue); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 16px; }
.section-heading h2 { margin: 0; font-size: 23px; }
.section-heading > p { max-width: 560px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; text-align: right; }
.two-column, .three-column { display: grid; gap: 16px; }
.two-column { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.three-column { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tool-card { padding: 18px; border: 1px solid var(--line); border-radius: 7px; background: #fff; box-shadow: 0 4px 15px rgba(22,36,71,.04); }
.tool-card h3 { margin: 0 0 15px; font-size: 16px; }
.form-stack { display: grid; gap: 12px; }
.divider-top { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line); }
.drop-field { padding: 13px; border: 1px dashed #9aabd1; border-radius: 6px; background: #f7f9ff; }
.drop-field input { border: 0; padding: 6px 0; background: transparent; box-shadow: none; }
.drop-field span { color: var(--muted); font-size: 11px; font-weight: 500; }
.check-line { display: flex !important; grid-template-columns: auto 1fr; align-items: center; }
.check-line input { width: auto; }
.item-list, .wide-list { display: grid; gap: 8px; margin-top: 14px; }
.wide-list { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.item {
  padding: 11px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  border-radius: 5px;
  background: #fbfcfe;
}
.item strong, .item span, .item small { display: block; }
.item span { margin-top: 4px; color: #4f5970; font-size: 12px; line-height: 1.45; }
.item small { margin-top: 5px; color: #8a93a7; font-size: 10px; word-break: break-all; }
.item-actions { display: flex; gap: 7px; margin-top: 9px; }
.mini-button { border: 0; border-radius: 4px; padding: 6px 8px; color: var(--blue-dark); background: var(--blue-soft); font-size: 11px; font-weight: 800; }
.status-pill { display: inline-block !important; width: fit-content; padding: 3px 6px; border-radius: 4px; color: var(--green); background: var(--green-soft); font-size: 10px !important; font-weight: 800; }
.ocr-panel { display: grid; gap: 12px; margin-top: 15px; padding: 14px; border: 1px solid #b9c9ef; border-radius: 7px; background: #f7f9ff; }
.ocr-heading, .ocr-result-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.ocr-heading h4 { margin: 6px 0 0; font-size: 15px; }
.field-note { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.consent-row { display: grid; grid-template-columns: auto 1fr; align-items: start; gap: 8px; padding: 10px; border-left: 3px solid #d99519; color: #5b4a2d; background: #fff8e8; font-size: 11px; line-height: 1.55; }
.consent-row input { margin-top: 3px; }
.ocr-result-list { display: grid; gap: 10px; }
.ocr-result { display: grid; gap: 8px; padding: 11px; border: 1px solid #d7deed; border-radius: 6px; background: #fff; }
.ocr-result-heading strong { font-size: 13px; }
.ocr-label { color: #4f5970; font-size: 11px; font-weight: 800; }
.ocr-label textarea { display: block; width: 100%; margin-top: 6px; color: var(--ink); font-weight: 500; }
.ocr-machine-text { max-height: 150px; margin: 0; padding: 9px; overflow: auto; border-radius: 5px; color: #4c566c; background: #f2f4f8; font: 11px/1.6 "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; white-space: pre-wrap; word-break: break-word; }
.ocr-empty { padding: 9px; border: 1px dashed #c5ccdb; text-align: center; }
.task-card { margin-top: 16px; }
.task-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 8px; }
.task { padding: 10px; border-left: 3px solid var(--warn); background: #fff8eb; font-size: 12px; line-height: 1.5; }
.task[data-priority="high"] { border-color: var(--danger); background: #fff1f0; }
.toast { position: fixed; z-index: 10; right: 20px; top: 18px; max-width: min(420px, calc(100vw - 40px)); padding: 12px 15px; border-radius: 6px; color: #fff; background: #26334f; box-shadow: var(--shadow); opacity: 0; pointer-events: none; transform: translateY(-8px); transition: .2s ease; }
.toast.is-visible { opacity: 1; transform: translateY(0); }
.toast.is-error { background: var(--danger); }

@media (max-width: 1080px) {
  .workspace-grid { grid-template-columns: 230px 1fr; }
  .three-column { grid-template-columns: 1fr; }
  .three-column .tool-card { min-width: 0; }
  .project-hero { align-items: start; flex-direction: column; }
}
@media (max-width: 780px) {
  .login-shell { grid-template-columns: 1fr; }
  .login-context { min-height: 380px; }
  .topbar { height: auto; padding: 14px 16px; }
  .network-state { display: none; }
  .workspace-grid { display: block; }
  .sidebar { border-right: 0; border-bottom: 1px solid var(--line); }
  .project-list { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
  .privacy-note { display: none; }
  .workbench { padding: 18px 14px 30px; }
  .two-column { grid-template-columns: 1fr; }
  .section-heading { align-items: start; flex-direction: column; }
  .section-heading > p { text-align: left; }
  .metric-strip { width: 100%; grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 480px) {
  .login-panel, .login-context { padding: 42px 22px; }
  .login-panel h1 { font-size: 34px; }
  .brand-line strong { font-size: 15px; }
  .topbar p { display: none; }
  .top-actions .quiet-button { padding: 8px; }
  .project-hero h1 { font-size: 25px; }
  .metric-strip strong { font-size: 17px; }
  .tabbar { margin-top: 18px; }
  .tool-card { padding: 14px; }
}