:root {
  --paper: #f2ecdc;
  --paper-light: #faf6ea;
  --paper-line: #d9cfae;
  --ink: #23303f;
  --ink-soft: #5c6674;
  --ink-faint: #8b8f7c;
  --brass: #a9822f;
  --brass-dark: #8a6a22;
  --red: #a63b2e;
  --red-soft: #f1ddd6;
  --green: #2f6b4f;
  --green-soft: #dbe8dc;
  --shadow-lg: 0 24px 60px -20px rgba(35, 48, 63, 0.35);
  --shadow-sm: 0 2px 8px rgba(35, 48, 63, 0.08);
  --radius: 4px;
  --radius-modal: 18px;
  --font-display: "Fraunces", "Iowan Old Style", serif;
  --font-body: "Archivo", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--paper-line) 1px, transparent 1px);
  background-size: 100% 42px;
  color: var(--ink);
  font-family: var(--font-body);
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  filter: url(#paperGrain);
  opacity: 0.5;
  z-index: 0;
}

.screen { position: relative; z-index: 1; }

h1, h2 { font-family: var(--font-display); font-weight: 600; margin: 0; color: var(--ink); }

/* ---------- Logo mark ---------- */
.hg-mark-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--brass);
  box-shadow: var(--shadow-sm);
}
.hg-mark-wrap.small { width: 42px; height: 42px; border-width: 1.5px; }
.hg-mark { width: 100%; height: 100%; display: block; }

.ledger-card {
  background: var(--paper-light);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

/* ---------- Login ---------- */
#login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-card {
  width: 100%;
  max-width: 380px;
  padding: 44px 40px 40px;
  text-align: center;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.7rem;
  color: var(--ink-faint);
  margin: 18px 0 4px;
}
.ledger-title { font-size: 1.9rem; margin-bottom: 6px; }
.ledger-subtitle { color: var(--ink-soft); font-size: 0.92rem; margin: 0 0 28px; }

.stack { display: flex; flex-direction: column; gap: 16px; text-align: left; }

.field { display: flex; flex-direction: column; gap: 6px; font-size: 0.85rem; color: var(--ink-soft); }
.field span { font-weight: 600; color: var(--ink); }
.field input, .field textarea, .field select {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 10px 12px;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--brass);
  box-shadow: 0 0 0 3px rgba(169, 130, 47, 0.15);
}
.field-title { font-weight: 600; font-size: 0.9rem; margin: 4px 0 -4px; color: var(--ink); }

.field-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
}
.field-checkbox input { width: 18px; height: 18px; accent-color: var(--green); cursor: pointer; }

.extract-status {
  margin: -6px 0 0;
  font-size: 0.8rem;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  gap: 6px;
}
.extract-status.loading::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--paper-line);
  border-top-color: var(--brass);
  animation: spin 0.7s linear infinite;
}
.extract-status.ok { color: var(--green); }
.extract-status.warn { color: var(--red); }
@keyframes spin { to { transform: rotate(360deg); } }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-amount { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; }

.field-hint { font-size: 0.78rem; color: var(--ink-soft); margin: -8px 0 0; line-height: 1.4; }

/* ---------- Buttons ---------- */
.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 10px 18px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--ink);
  color: var(--paper-light);
}
.btn-primary:hover { background: #16202c; box-shadow: var(--shadow-sm); }
.btn-ghost {
  background: transparent;
  color: var(--ink-soft);
  border-color: var(--paper-line);
}
.btn-ghost:hover { color: var(--ink); border-color: var(--brass); }
.btn-block { width: 100%; margin-top: 4px; }
.btn-icon {
  background: transparent;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--ink-soft);
  text-decoration: none;
}
.btn-icon:hover { border-color: var(--brass); color: var(--ink); }
.btn-icon.danger:hover { border-color: var(--red); color: var(--red); }

.form-error {
  color: var(--red);
  font-size: 0.82rem;
  background: var(--red-soft);
  border: 1px solid rgba(166, 59, 46, 0.3);
  padding: 8px 12px;
  border-radius: var(--radius);
  margin: 0;
}

/* ---------- Topbar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 40px;
  border-bottom: 2px solid var(--ink);
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand h1 { font-size: 1.4rem; }
.brand-sub { margin: 2px 0 0; font-size: 0.8rem; color: var(--ink-soft); }
.topbar-actions { display: flex; align-items: center; gap: 10px; }
.current-user { font-size: 0.82rem; color: var(--ink-soft); margin-right: 8px; }
.current-user strong { color: var(--ink); }

.content { max-width: 90vw; margin: 0 auto; padding: 32px 40px 80px; }

/* ---------- Summary strip ---------- */
.summary-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-bottom: 28px; }
.stat-card {
  background: var(--paper-light);
  border: 1px solid var(--paper-line);
  border-left: 4px solid var(--ink-faint);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: var(--shadow-sm);
}
.stat-card.unpaid { border-left-color: var(--red); }
.stat-card.paid { border-left-color: var(--green); }
.stat-card.total { border-left-color: var(--brass); }
.stat-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-soft); }
.stat-count { font-family: var(--font-mono); font-size: 1.5rem; font-weight: 600; }
.stat-amount { font-family: var(--font-mono); font-size: 0.95rem; color: var(--ink-soft); }

.stat-breakdown {
  display: flex;
  gap: 16px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--paper-line);
}
.stat-breakdown > div { display: flex; flex-direction: column; gap: 2px; }
.stat-breakdown span { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-faint); }
.stat-breakdown strong { font-family: var(--font-mono); font-size: 0.85rem; color: var(--ink); font-weight: 600; }

/* ---------- Toolbar ---------- */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 18px;
}
.filter-tabs { display: flex; gap: 4px; background: var(--paper-line); padding: 3px; border-radius: var(--radius); }
.tab {
  border: none;
  background: transparent;
  padding: 7px 16px;
  font-family: var(--font-body);
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--ink-soft);
  cursor: pointer;
  border-radius: 3px;
}
.tab.active { background: var(--ink); color: var(--paper-light); }
.toolbar-right { display: flex; gap: 10px; align-items: center; }
#search-input {
  padding: 9px 14px;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.88rem;
  min-width: 260px;
  background: var(--paper-light);
}
#search-input:focus { outline: none; border-color: var(--brass); }

.date-filter { display: flex; align-items: center; gap: 10px; }
.date-filter label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ink-soft);
}
.date-filter input[type="date"] {
  padding: 7px 8px;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.82rem;
  background: var(--paper-light);
}
.date-filter input[type="date"]:focus { outline: none; border-color: var(--brass); }
#date-filter-clear { width: 26px; height: 26px; font-size: 1rem; }

/* ---------- Bulk actions bar ---------- */
.bulk-actions-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--ink);
  color: var(--paper-light);
  padding: 12px 18px;
  border-radius: var(--radius);
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.bulk-actions-bar span { font-size: 0.85rem; font-weight: 600; margin-right: 6px; }
.bulk-actions-bar .btn-ghost { color: var(--paper-light); border-color: rgba(250, 246, 234, 0.35); }
.bulk-actions-bar .btn-ghost:hover { border-color: var(--paper-light); color: var(--paper-light); }
.bulk-actions-bar .btn-danger-text { color: #f0b3a8; border-color: rgba(240, 179, 168, 0.4); }
.bulk-actions-bar .btn-danger-text:hover { color: #ffffff; background: var(--red); border-color: var(--red); }

.th-check, .cell-check { width: 36px; text-align: center !important; }
.th-check input, .cell-check input { width: 16px; height: 16px; accent-color: var(--brass); cursor: pointer; }

/* ---------- Pagination ---------- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 16px;
  border-top: 1px solid var(--paper-line);
}
.pagination #page-info { font-family: var(--font-mono); font-size: 0.85rem; color: var(--ink-soft); }

/* ---------- Table ---------- */
.table-wrap {
  background: var(--paper-light);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}
.ledger-table { width: 100%; border-collapse: collapse; min-width: 880px; }
.ledger-table thead th {
  text-align: left;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  padding: 14px 16px;
  border-bottom: 2px solid var(--ink);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
.ledger-table thead th:hover { color: var(--ink); }
.ledger-table thead th.num { text-align: right; }
.ledger-table tbody td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--paper-line);
  font-size: 0.88rem;
  vertical-align: middle;
}
.ledger-table tbody tr:hover { background: rgba(169, 130, 47, 0.06); }
.ledger-table tbody tr:last-child td { border-bottom: none; }
.cell-number { font-family: var(--font-mono); font-weight: 600; }
.cell-amount { font-family: var(--font-mono); text-align: right; white-space: nowrap; }
.cell-date { font-family: var(--font-mono); color: var(--ink-soft); white-space: nowrap; }
.cell-actions { display: flex; gap: 6px; justify-content: flex-end; white-space: nowrap; }
.overdue { color: var(--red); }

.cell-link {
  font-family: var(--font-mono);
  font-weight: 600;
  background: none;
  border: none;
  padding: 0;
  color: var(--brass-dark);
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 3px;
  cursor: pointer;
  font-size: inherit;
  text-align: left;
}
.cell-link:hover { color: var(--ink); }

.empty-state { text-align: center; padding: 48px 20px; color: var(--ink-soft); }

.day-separator td {
  background: var(--paper);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--brass-dark);
  padding: 9px 16px;
  border-bottom: 1px solid var(--paper-line);
}

.file-actions { display: flex; gap: 6px; align-items: center; }

/* ---------- Status stamp ---------- */
.stamp {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 5px 12px;
  border-radius: 3px;
  border: 1.5px dashed;
  display: inline-block;
  cursor: pointer;
  transform: rotate(-2deg);
  transition: transform 0.12s ease;
  background: transparent;
}
.stamp:hover { transform: rotate(-2deg) scale(1.04); }
.stamp.unpaid { color: var(--red); border-color: var(--red); background: var(--red-soft); }
.stamp.paid { color: var(--green); border-color: var(--green); background: var(--green-soft); transform: rotate(2deg); }
.stamp.paid:hover { transform: rotate(2deg) scale(1.04); }

.file-empty { color: var(--ink-faint); font-size: 0.8rem; }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(23, 30, 39, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 20px;
}
.modal {
  width: 100%;
  max-width: 600px;
  padding: 30px 34px 34px;
  max-height: 88vh;
  overflow-y: auto;
  border-radius: var(--radius-modal);
}
.modal-narrow { max-width: 420px; }
.modal-wide { max-width: min(94vw, 1300px); width: 94vw; }
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; gap: 12px; }
.modal-head-actions { display: flex; align-items: center; gap: 10px; }
.modal-close {
  background: none; border: none; font-size: 1.6rem; line-height: 1; cursor: pointer;
  color: var(--ink-soft);
  flex-shrink: 0;
}
.modal-close:hover { color: var(--ink); }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 6px; }

.preview-frame-wrap {
  height: 78vh;
  border: 1px solid var(--paper-line);
  border-radius: 10px;
  overflow: hidden;
  background: #525659;
}
.preview-frame-wrap iframe { width: 100%; height: 100%; border: none; display: block; }

.status-modal-invoice {
  font-size: 0.92rem;
  color: var(--ink-soft);
  margin: 0 0 18px;
  line-height: 1.5;
}
.status-modal-invoice strong { color: var(--ink); }

.bulk-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 280px;
  overflow-y: auto;
}
.bulk-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid var(--paper-line);
  border-radius: 8px;
  font-size: 0.85rem;
}
.bulk-list .bl-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bulk-list .bl-status { flex-shrink: 0; font-size: 0.76rem; font-weight: 600; }
.bulk-list li.pending .bl-status { color: var(--ink-faint); }
.bulk-list li.loading .bl-status { color: var(--brass-dark); }
.bulk-list li.ok .bl-status { color: var(--green); }
.bulk-list li.partial .bl-status { color: var(--brass-dark); }
.bulk-list li.duplicate .bl-status { color: var(--ink-soft); }
.bulk-list li.error .bl-status { color: var(--red); }

.user-list { list-style: none; margin: 0 0 22px; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.user-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  font-size: 0.88rem;
}
.user-list .u-name { font-weight: 600; }
.user-list .u-meta { color: var(--ink-faint); font-size: 0.76rem; }
.user-list .u-badge {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 8px;
  border-radius: 10px;
  background: var(--green-soft);
  color: var(--green);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(0);
  background: var(--ink);
  color: var(--paper-light);
  padding: 12px 22px;
  border-radius: var(--radius);
  font-size: 0.88rem;
  box-shadow: var(--shadow-lg);
  z-index: 100;
  animation: toast-in 0.25s ease;
}
.toast.error { background: var(--red); }
.toast.success { background: var(--green); }
@keyframes toast-in {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
  .topbar { flex-direction: column; align-items: flex-start; gap: 14px; padding: 20px; }
  .content { max-width: 100%; padding: 22px 18px 60px; }
  .summary-strip { grid-template-columns: 1fr; }
  .toolbar { flex-direction: column; align-items: stretch; }
  .toolbar-right { flex-direction: column; align-items: stretch; }
  #search-input { min-width: 0; }
  .grid-2, .grid-amount { grid-template-columns: 1fr; }
  .stat-breakdown { flex-wrap: wrap; }
  .preview-frame-wrap { height: 60vh; }
  .date-filter { flex-wrap: wrap; }
  .bulk-actions-bar { flex-direction: column; align-items: stretch; }
}

@media (min-width: 1900px) {
  .content { max-width: 1850px; }
}