:root {
  --ink: #181b19;
  --ink-soft: #515853;
  --paper: #f3f5f1;
  --paper-deep: #e7ebe5;
  --white: #ffffff;
  --line: #d9ded7;
  --green: #13795b;
  --green-deep: #0f5f48;
  --burgundy: #963c52;
  --gold: #d69a4b;
  --serif: "Charter", "Bitstream Charter", "Iowan Old Style", Georgia, serif;
  --sans: "Avenir Next", "Century Gothic", "Trebuchet MS", sans-serif;
  --shadow-soft: 0 12px 36px rgba(24, 27, 25, 0.07);
  --shadow-search: 0 24px 70px rgba(24, 27, 25, 0.13);
}

html {
  background: var(--paper);
}

body {
  background:
    linear-gradient(180deg, #fbfcfa 0, #f6f8f5 48%, var(--paper) 100%);
  font-family: var(--sans);
}

button,
input,
select {
  letter-spacing: 0;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(19, 121, 91, 0.22);
  outline-offset: 3px;
}

.page-shell {
  position: relative;
}

.page-shell::before {
  content: "";
  height: 4px;
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  background: linear-gradient(90deg, var(--gold) 0 12%, var(--ink) 12% 72%, var(--green) 72% 100%);
}

.search-stage {
  width: min(980px, calc(100% - 40px));
  min-height: 100svh;
  padding: 72px 0 56px;
  justify-content: center;
}

.home-brand {
  gap: 18px;
  align-items: center;
}

.home-brand img {
  width: 74px;
  height: 74px;
  filter: drop-shadow(0 9px 14px rgba(24, 27, 25, 0.12));
}

.home-brand .brand-copy {
  display: grid;
  gap: 4px;
}

.home-brand .brand-copy strong {
  font-family: var(--sans);
  font-size: 58px;
  font-weight: 700;
  line-height: 0.95;
}

.home-brand .brand-copy small {
  color: #6b726d;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.search-modes {
  margin-top: 36px;
  padding: 4px;
  gap: 2px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 4px 16px rgba(24, 27, 25, 0.04);
}

.mode-button {
  min-height: 36px;
  padding: 0 16px;
  border-radius: 5px;
  font-size: 11px;
  font-weight: 700;
}

.mode-button:hover {
  color: var(--ink);
  background: var(--paper-deep);
}

.mode-button.active,
.mode-button.active:hover {
  color: var(--white);
  background: var(--ink);
}

.search-form {
  max-width: 860px;
  margin-top: 26px;
}

.search-box {
  min-height: 76px;
  grid-template-columns: 24px minmax(0, 1fr) 42px auto;
  gap: 16px;
  padding: 9px 9px 9px 26px;
  border: 1px solid #cbd1ca;
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow-search);
}

.search-box:focus-within {
  border-color: var(--ink);
  box-shadow: 0 24px 70px rgba(24, 27, 25, 0.16), 0 0 0 4px rgba(19, 121, 91, 0.08);
}

.search-glyph {
  width: 18px;
  height: 18px;
  border-width: 1.6px;
}

.search-box input {
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 500;
}

.search-box input::placeholder {
  color: #89908a;
}

.search-button,
.secondary-button {
  min-height: 56px;
  padding: 0 26px;
  border: 0;
  border-radius: 6px;
  background: var(--ink);
  font-weight: 700;
}

.search-button:hover,
.secondary-button:hover {
  background: var(--green-deep);
}

.clear-button:hover {
  background: var(--paper);
}

.search-disclosure {
  max-width: 760px;
  margin-top: 17px;
  color: #747b75;
  font-size: 10px;
  line-height: 1.55;
}

.private-import,
.monitor-home {
  max-width: 860px;
  margin-top: 18px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
}

.file-button {
  min-height: 36px;
  padding: 0 14px;
  border-radius: 5px;
  background: var(--ink);
}

.file-button:hover {
  background: var(--green-deep);
}

#monitor-home-list button {
  border-radius: 5px;
}

.search-stage.compact {
  width: min(1320px, calc(100% - 48px));
  min-height: auto;
  padding: 24px 0 22px;
  grid-template-columns: 190px auto minmax(320px, 1fr);
  gap: 22px;
  border-bottom: 0;
}

.search-stage.compact .home-brand {
  gap: 10px;
}

.search-stage.compact .home-brand img {
  width: 42px;
  height: 42px;
}

.search-stage.compact .home-brand .brand-copy {
  gap: 2px;
}

.search-stage.compact .home-brand .brand-copy strong {
  font-size: 24px;
}

.search-stage.compact .home-brand .brand-copy small {
  font-size: 7px;
  letter-spacing: 0.11em;
}

.search-stage.compact .search-box {
  min-height: 58px;
  padding: 7px 7px 7px 20px;
  border-color: var(--line);
  box-shadow: 0 8px 26px rgba(24, 27, 25, 0.07);
}

.search-stage.compact .search-button {
  min-height: 44px;
}

.search-stage.compact .search-disclosure {
  margin-top: -12px;
  color: #808781;
}

.search-stage.compact .private-import,
.search-stage.compact .monitor-home {
  margin-top: -8px;
}

.results-view {
  width: min(1320px, calc(100% - 48px));
  padding: 24px 0 88px;
}

.results-toolbar {
  padding: 28px 0 22px;
  align-items: flex-end;
  border-top: 1px solid var(--line);
}

.eyebrow {
  margin-bottom: 8px;
  color: var(--green);
  font-size: 9px;
  letter-spacing: 0.15em;
}

.results-toolbar h2 {
  max-width: 620px;
  font-family: var(--sans);
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 650;
  line-height: 1.1;
}

.result-actions {
  padding: 4px;
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.74);
}

.sort-control {
  height: 36px;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
}

.utility-button,
.copy-button {
  min-height: 36px;
  padding: 0 12px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  font-size: 11px;
  font-weight: 700;
}

.utility-button:hover,
.copy-button:hover {
  border-color: transparent;
  background: var(--ink);
}

.utility-button:disabled {
  background: transparent;
  opacity: 0.55;
}

#workspace-count {
  min-width: 19px;
  height: 19px;
  margin-left: 4px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: var(--paper-deep);
  font-size: 9px;
}

.utility-button:hover #workspace-count {
  color: var(--ink);
  background: var(--white);
}

.results-meta {
  margin-top: 0;
  padding: 12px 0;
  color: #747b75;
  border-color: var(--line);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.source-bar {
  padding: 14px 0;
}

.source-filters {
  gap: 5px;
}

.source-filter {
  min-height: 34px;
  padding: 0 11px;
  border: 1px solid transparent;
  border-radius: 5px;
  font-size: 10px;
  font-weight: 700;
}

.source-filter:hover {
  color: var(--ink);
  border-color: var(--line);
  background: var(--white);
}

.source-filter.active,
.source-filter.active:hover {
  color: var(--white);
  border-color: var(--ink);
  background: var(--ink);
}

.image-filter {
  margin-left: 6px;
  padding-left: 11px;
  border-left-color: var(--line);
}

.research-paths {
  padding: 14px 0 0;
}

.research-paths button {
  min-height: 30px;
  border-radius: 5px;
  background: transparent;
}

.advanced-panel,
.database-panel {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.56);
}

.advanced-panel summary,
.database-panel summary {
  padding: 14px 16px;
}

.advanced-grid {
  padding: 4px 16px 16px;
}

.advanced-grid input[type="date"],
.advanced-grid select {
  min-height: 40px;
  border-radius: 5px;
}

.database-dock {
  margin: 0 16px 16px;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
}

.database-dock a {
  background: var(--white);
}

.results-layout {
  margin-top: 26px;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 400px);
  gap: clamp(30px, 4vw, 54px);
}

.result-item {
  margin-bottom: 14px;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 3px 14px rgba(24, 27, 25, 0.025);
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.result-item:hover {
  border-color: #bec6be;
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.result-source-row {
  margin-bottom: 12px;
}

.source-mark {
  width: 24px;
  height: 24px;
  border-radius: 5px;
  font-family: var(--sans);
  font-size: 9px;
  font-weight: 800;
}

.result-source {
  font-size: 10px;
  font-weight: 800;
}

.access-label {
  border-radius: 4px;
}

.result-item h3 {
  font-family: var(--sans);
  font-size: clamp(19px, 1.65vw, 24px);
  font-weight: 650;
  line-height: 1.25;
}

.result-item h3 a:hover {
  color: var(--green-deep);
}

.result-item p {
  margin-top: 10px;
  color: #505752;
  font-family: var(--serif);
  font-size: 15px;
  line-height: 1.6;
}

.result-record-meta,
.result-link {
  color: #777f79;
  font-size: 10px;
}

.result-tools {
  margin-top: 16px;
}

.why-result summary,
.record-action {
  min-height: 30px;
  border-radius: 5px;
  font-weight: 700;
}

.why-result[open] p {
  border-radius: 0 6px 6px 0;
}

.research-memo {
  padding: 26px;
  border: 1px solid #cbd2cb;
  border-radius: 8px;
  background: #fcfdfb;
  box-shadow: var(--shadow-soft);
  top: 20px;
}

.memo-heading {
  margin-bottom: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--ink);
}

.research-memo h3 {
  font-family: var(--sans);
  font-size: 24px;
  font-weight: 650;
}

.summary-section {
  padding: 16px 0;
  border-top-color: var(--line);
}

.summary-section:first-child {
  padding-top: 0;
  border-top: 0;
}

.summary-section h4 {
  color: var(--green-deep);
  font-size: 9px;
  letter-spacing: 0.13em;
}

.summary-section p {
  font-size: 14px;
  line-height: 1.6;
}

.summary-citation {
  color: var(--green-deep);
  font-weight: 700;
}

.summary-coverage {
  gap: 6px;
}

.summary-coverage span {
  border: 0;
  border-radius: 4px;
  background: var(--paper);
  font-weight: 700;
}

.visual-frame {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.visual-item h3 {
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 650;
}

.workspace-dialog {
  width: min(780px, calc(100vw - 32px));
  border: 0;
  border-radius: 8px;
  background: #f8faf7;
  box-shadow: 0 30px 100px rgba(10, 14, 12, 0.34);
}

.workspace-dialog::backdrop {
  background: rgba(15, 19, 17, 0.52);
  backdrop-filter: blur(8px);
}

.workspace-header {
  padding: 28px 30px 22px;
  background: var(--white);
}

.workspace-header h2 {
  font-family: var(--sans);
  font-size: 28px;
  font-weight: 650;
}

.workspace-close {
  border-radius: 50%;
}

.workspace-close:hover {
  background: var(--paper-deep);
}

.workspace-section {
  margin: 18px 24px 0;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.workspace-section h3 {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 800;
}

.workspace-note {
  margin: 20px 24px 24px;
}

@media (max-width: 1040px) {
  .search-stage.compact {
    grid-template-columns: 170px minmax(0, 1fr);
  }

  .search-stage.compact .home-brand {
    grid-column: 1;
    grid-row: 1;
  }

  .search-stage.compact .search-form {
    grid-column: 2;
    grid-row: 1;
  }

  .search-stage.compact .search-modes {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .search-stage.compact .search-disclosure {
    grid-column: 1 / -1;
    grid-row: 3;
    margin-top: 0;
  }

  .search-stage.compact .private-import,
  .search-stage.compact .monitor-home {
    grid-column: 1 / -1;
    grid-row: 4;
    margin-top: 0;
  }

  .results-layout {
    grid-template-columns: minmax(0, 1fr) 330px;
    gap: 28px;
  }
}

@media (max-width: 820px) {
  .results-toolbar {
    display: block;
  }

  .result-actions {
    margin-top: 20px;
    justify-content: flex-start;
  }

  .results-layout {
    grid-template-columns: 1fr;
  }

  .research-memo {
    position: static;
    order: -1;
  }
}

@media (max-width: 620px) {
  .search-stage,
  .search-stage.compact,
  .results-view {
    width: min(100% - 28px, 1320px);
  }

  .search-stage {
    padding: 56px 0 36px;
  }

  .home-brand img {
    width: 58px;
    height: 58px;
  }

  .home-brand .brand-copy strong {
    font-size: 40px;
  }

  .search-modes {
    width: 100%;
    margin-top: 28px;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .mode-button {
    min-width: 0;
    padding: 0 6px;
    font-size: 9px;
  }

  .search-form {
    margin-top: 18px;
  }

  .search-box {
    min-height: 62px;
    grid-template-columns: 20px minmax(0, 1fr) 34px;
    gap: 10px;
    padding: 8px 12px 8px 16px;
  }

  .search-button {
    grid-column: 1 / 4;
    width: calc(100% + 28px);
    margin: 0 -12px -8px -16px;
    border-radius: 0 0 7px 7px;
  }

  .search-stage.compact {
    padding-top: 22px;
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .search-stage.compact .home-brand,
  .search-stage.compact .search-form,
  .search-stage.compact .search-modes,
  .search-stage.compact .search-disclosure,
  .search-stage.compact .private-import,
  .search-stage.compact .monitor-home {
    grid-column: 1;
  }

  .search-stage.compact .home-brand { grid-row: 1; }
  .search-stage.compact .search-form { grid-row: 2; }
  .search-stage.compact .search-modes { grid-row: 3; }
  .search-stage.compact .search-disclosure { grid-row: 4; }
  .search-stage.compact .private-import,
  .search-stage.compact .monitor-home { grid-row: 5; }

  .search-stage.compact .search-box {
    min-height: 56px;
  }

  .search-stage.compact .search-button {
    display: none;
  }

  .results-view {
    padding-top: 10px;
  }

  .results-toolbar {
    padding-top: 24px;
  }

  .result-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .result-actions .sort-control {
    grid-column: 1 / -1;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .utility-button {
    width: 100%;
  }

  .results-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  .result-item {
    padding: 19px 17px;
  }

  .result-item h3 {
    font-size: 19px;
  }

  .research-memo {
    padding: 20px;
  }

  .advanced-grid {
    grid-template-columns: 1fr;
  }

  .database-panel summary {
    display: grid;
  }

  .database-dock {
    grid-template-columns: 1fr 1fr;
  }

  .workspace-section {
    margin-left: 14px;
    margin-right: 14px;
    padding: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  .page-shell::before {
    display: none;
  }

  .result-item,
  .research-memo {
    box-shadow: none;
  }
}