:root {
  --ink: #20242b;
  --ink-soft: #4a5061;
  --paper: #eae7dc;
  --panel: #f8f7f3;
  --line: #d7d2c0;
  --brass: #ab7f36;
  --brass-dark: #7e5c22;
  --rust: #a8432a;
  --rust-soft: #f1ded7;
  --moss: #3f6b4f;
  --moss-soft: #dee8e0;
  --shadow: 0 1px 2px rgba(32, 36, 43, 0.06), 0 4px 14px rgba(32, 36, 43, 0.06);
  --radius: 10px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .display {
  font-family: "Fraunces", Georgia, serif;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0;
}

a { color: inherit; }

button, input, select { font-family: inherit; font-size: 1rem; }

.mono {
  font-family: "IBM Plex Mono", monospace;
}

/* ---------- top bar ---------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--ink);
  color: var(--paper);
}

.topbar .brand {
  font-family: "Fraunces", serif;
  font-size: 1.25rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.topbar .brand .mark {
  width: 10px;
  height: 14px;
  background: var(--brass);
  border-radius: 1px 4px 1px 4px;
  display: inline-block;
}

.topbar .who {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  color: #c9c4b3;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.topbar a.link-btn, .btn-ghost {
  border: 1px solid #454b58;
  color: var(--paper);
  background: transparent;
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.85rem;
  cursor: pointer;
  white-space: nowrap;
}

.topbar a.link-btn:hover { border-color: var(--brass); color: var(--brass); }

/* ---------- layout shells ---------- */

.page {
  max-width: 880px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 4rem;
}

.page-head {
  margin-bottom: 1.5rem;
}

.page-head .eyebrow {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--brass-dark);
  margin-bottom: 0.35rem;
}

.page-head h1 { font-size: 1.9rem; }

.empty-state {
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 2.5rem 1.5rem;
  text-align: center;
  color: var(--ink-soft);
  background: var(--panel);
}

/* ---------- login ---------- */

.login-shell {
  min-height: 100vh;
  display: flex;
  background: var(--ink);
}

.login-hero {
  position: relative;
  flex: 1.3 1 0;
  min-height: 100vh;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: flex-end;
}

.login-hero-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(32, 36, 43, 0) 25%, rgba(14, 16, 20, 0.94) 100%);
}

.login-hero-copy {
  position: relative;
  z-index: 1;
  padding: 2.75rem 2.5rem;
  color: #fff;
}

.wordmark {
  font-family: "Fraunces", serif;
  font-weight: 600;
  font-size: 3.4rem;
  line-height: 1;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
}
.wordmark-dot { color: var(--brass); }

.hero-tagline {
  margin: 0.65rem 0 0;
  font-size: 1.02rem;
  color: #e9e6dc;
  max-width: 28ch;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.35);
}

.login-form-pane {
  flex: 1 1 0;
  min-width: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  background: var(--paper);
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--panel);
  border-radius: var(--radius);
  padding: 2.25rem 2rem 2rem;
  box-shadow: var(--shadow);
  position: relative;
}

.login-card::before {
  content: "";
  position: absolute;
  top: 0; left: 2rem; right: 2rem;
  height: 6px;
  background: var(--brass);
  border-radius: 0 0 4px 4px;
}

.login-card h1 { font-size: 1.6rem; margin-bottom: 0.2rem; }
.login-card p.sub { color: var(--ink-soft); font-size: 0.9rem; margin: 0 0 1.5rem; }

@media (max-width: 860px) {
  .login-shell { flex-direction: column; }
  .login-hero { min-height: 40vh; flex: none; }
  .login-hero-copy { padding: 1.5rem; }
  .wordmark { font-size: 2.3rem; }
  .hero-tagline { font-size: 0.9rem; }
  .login-form-pane { min-height: 60vh; min-width: 0; padding: 1.75rem 1.25rem; }
}

.field { margin-bottom: 1.1rem; }
.field label {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-bottom: 0.35rem;
  font-family: "IBM Plex Mono", monospace;
}
.field input {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
  color: var(--ink);
}
.field input:focus {
  outline: 2px solid var(--brass);
  outline-offset: 1px;
  border-color: var(--brass);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: none;
  border-radius: 7px;
  padding: 0.65rem 1.1rem;
  background: var(--ink);
  color: var(--paper);
  font-weight: 500;
  cursor: pointer;
  font-size: 0.92rem;
}
.btn:hover { background: #333846; }
.btn:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }
.btn-full { width: 100%; }
.btn-brass { background: var(--brass); color: #241a09; }
.btn-brass:hover { background: var(--brass-dark); color: #fff; }
.btn-rust { background: var(--rust); color: #fff; }
.btn-rust:hover { background: #8a331e; }
.btn-outline {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
}
.btn-outline:hover { border-color: var(--brass); }
.btn-sm { padding: 0.4rem 0.7rem; font-size: 0.82rem; }
.btn-xs { padding: 0.24rem 0.55rem; font-size: 0.72rem; }

.error-banner {
  background: var(--rust-soft);
  color: #6f2a17;
  border: 1px solid #e0b3a4;
  border-radius: 7px;
  padding: 0.6rem 0.8rem;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.success-banner {
  background: var(--moss-soft);
  color: #234433;
  border: 1px solid #b7d2c1;
  border-radius: 7px;
  padding: 0.6rem 0.8rem;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.demo-hint {
  margin-top: 1.25rem;
  font-size: 0.78rem;
  color: var(--ink-soft);
  text-align: center;
}

/* ---------- drawers (sections) ---------- */

.drawer {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 0.55rem;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.drawer > summary {
  list-style: none;
  cursor: pointer;
  padding: 0.65rem 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  user-select: none;
}
.drawer > summary::-webkit-details-marker { display: none; }

.drawer .pull {
  width: 7px;
  height: 24px;
  border-radius: 3px;
  background: var(--brass);
  flex-shrink: 0;
}

.drawer .summary-text { flex: 1; min-width: 0; }
.drawer .summary-text .name {
  font-family: "Fraunces", serif;
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.2;
}
.drawer .summary-text .desc {
  font-size: 0.78rem;
  color: var(--ink-soft);
  margin-top: 0.05rem;
}

.drawer .chevron {
  font-family: "IBM Plex Mono", monospace;
  color: var(--brass-dark);
  font-size: 0.9rem;
  transition: transform 0.15s ease;
  flex-shrink: 0;
}
.drawer[open] .chevron { transform: rotate(90deg); }

.drawer .drawer-body {
  border-top: 1px solid var(--line);
  padding: 0.75rem 0.9rem 0.85rem;
}

.subsections {
  margin-top: 0.65rem;
  padding-left: 0.9rem;
  border-left: 2px dashed var(--line);
  display: grid;
  gap: 0.5rem;
}

.tree-branch {
  color: var(--brass-dark);
  margin-right: 0.15rem;
}

.hint-note {
  font-size: 0.78rem;
  color: var(--ink-soft);
  margin: -0.4rem 0 0.9rem;
}

/* ---------- search ---------- */

.search-bar { margin-bottom: 1rem; }

.search-input {
  width: 100%;
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}
.search-input:focus {
  outline: 2px solid var(--brass);
  outline-offset: 1px;
  border-color: var(--brass);
}

#search-results:not(:empty) { margin-bottom: 1.5rem; }

.search-hint { padding: 0.4rem 0; }

.search-group { margin-bottom: 1rem; }

.search-group-label {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--brass-dark);
  margin-bottom: 0.5rem;
}

.search-hit {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.7rem 0.9rem;
  margin-bottom: 0.5rem;
  box-shadow: var(--shadow);
}
.search-hit-title {
  font-family: "Fraunces", serif;
  font-weight: 600;
  font-size: 1.02rem;
}
.search-hit-desc {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: 0.1rem;
}
.search-hit-path {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  color: var(--ink-soft);
  margin-top: 0.35rem;
}
.search-hit .btn { margin-top: 0.55rem; }

.loading-row {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  color: var(--ink-soft);
  padding: 0.5rem 0;
}

/* ---------- file cards ---------- */

.file-row {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line);
}
.file-row:last-child { border-bottom: none; }

.file-row .file-main { flex: 1; min-width: 0; }

.file-desc-line {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.file-desc-text {
  font-family: "Fraunces", serif;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
  word-break: break-word;
}

.file-name-primary-text {
  font-family: "IBM Plex Sans", sans-serif;
  font-weight: 500;
  font-size: 0.98rem;
}

.details-inline-toggle {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--brass-dark);
  text-decoration: underline;
  text-decoration-color: var(--line);
  white-space: nowrap;
}
.details-inline-toggle:hover, .details-inline-toggle:focus-visible {
  color: var(--ink);
  text-decoration-color: var(--brass);
}

.file-link {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: border-color 0.12s ease, color 0.12s ease;
}
.file-link:hover, .file-link:focus-visible {
  color: var(--brass-dark);
  border-bottom-color: var(--brass);
}

.expired-note {
  font-size: 0.68rem;
  align-self: center;
}

.stamp {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  color: var(--brass-dark);
  border: 1px dashed var(--brass);
  border-radius: 4px;
  padding: 0.15rem 0.45rem;
  margin-top: 0.4rem;
  white-space: normal;
}

.file-actions {
  display: flex;
  gap: 0.4rem;
  flex-shrink: 0;
}

.upload-toggle, .link-toggle { margin-top: 0.3rem; }
.link-toggle { margin-left: 0.4rem; }

.upload-panel, .link-panel { margin-top: 0.6rem; }

.upload-form {
  margin-top: 0.6rem;
  padding-top: 0.6rem;
  border-top: 1px dashed var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: flex-end;
}
.upload-form .field { margin-bottom: 0; flex: 1 1 160px; }
.upload-form input[type="file"] {
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 0.5rem;
  background: #fff;
  width: 100%;
}

.link-icon {
  font-size: 0.85rem;
  opacity: 0.75;
}

.move-panel { margin-top: 0.5rem; }

.move-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}
.move-form select {
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 0.4rem 0.5rem;
  background: #fff;
  color: var(--ink);
  font-size: 0.85rem;
  flex: 1 1 160px;
}

.upload-note { margin-top: 0.5rem; }

.file-details {
  margin-top: 0.4rem;
  padding-top: 0.4rem;
  border-top: 1px dashed var(--line);
}

.ocr-block { margin-top: 0.5rem; }

.ocr-label {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--brass-dark);
  margin-bottom: 0.3rem;
}

.ocr-download-link {
  text-transform: none;
  letter-spacing: normal;
  color: var(--ink-soft);
  text-decoration: underline;
  text-decoration-color: var(--line);
  margin-left: 0.5rem;
}
.ocr-download-link:hover { color: var(--ink); text-decoration-color: var(--brass); }

.ocr-text {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.5rem 0.6rem;
  max-height: 180px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
}

.ocr-empty {
  text-transform: none;
  letter-spacing: normal;
  font-style: italic;
  color: var(--ink-soft);
}

.search-hit-ocr-note {
  font-size: 0.72rem;
  font-style: italic;
  color: var(--brass-dark);
  margin-top: 0.2rem;
}

.no-access-note {
  font-size: 0.8rem;
  color: var(--ink-soft);
  font-style: italic;
}

/* ---------- admin ---------- */

.admin-grid {
  display: grid;
  gap: 1.5rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
}
.panel h2 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.panel h2 .tag {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  background: var(--brass);
  color: #241a09;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  letter-spacing: 0.05em;
}

.inline-form {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  align-items: flex-end;
}
.inline-form .field { margin-bottom: 0; flex: 1 1 140px; }

.list-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.list-row:last-child { border-bottom: none; }

.list-row .title { font-weight: 500; }
.list-row .meta {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  color: var(--ink-soft);
}

.badge {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  padding: 0.12rem 0.4rem;
  border-radius: 4px;
  background: var(--moss-soft);
  color: #234433;
}
.badge.admin { background: #ecd9b8; color: #6b4a13; }
.badge.rust { background: var(--rust-soft); color: #6f2a17; }

.row-actions { display: flex; gap: 0.4rem; flex-wrap: wrap; }

.checkbox-line {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.perm-grid {
  display: grid;
  gap: 0.6rem;
}
.perm-row {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
}
.perm-row .perm-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.4rem;
  font-weight: 500;
}
.perm-sub-checks {
  display: flex;
  gap: 1rem;
  padding-left: 1.6rem;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(32, 36, 43, 0.55);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 40;
  padding: 0;
}
.modal-card {
  background: var(--panel);
  width: 100%;
  max-width: 480px;
  border-radius: 14px 14px 0 0;
  padding: 1.25rem;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 -8px 30px rgba(0,0,0,0.25);
}

@media (min-width: 640px) {
  .modal-overlay { align-items: center; padding: 1.5rem; }
  .modal-card { border-radius: var(--radius); max-height: 80vh; }
}

.modal-card .modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

/* ---------- responsive ---------- */

@media (max-width: 560px) {
  .topbar { padding: 0.85rem 1rem; flex-wrap: wrap; }
  .page { padding: 1.1rem 0.9rem 3rem; }
  .file-row { flex-direction: column; }
  .file-actions { align-self: flex-end; }
  .list-row { flex-direction: column; align-items: flex-start; }
  .row-actions { width: 100%; justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}