/* =============================================================
   RemarkableAI — paper-inspired UI (vanilla CSS, responsive)
   ============================================================= */

:root {
  --paper: #f4f1ea;
  --paper-2: #faf8f3;
  --card: #ffffff;
  --ink: #1c1c1e;
  --ink-soft: #45454a;
  --muted: #8a8a93;
  --line: #d9d4c7;
  --line-soft: #e8e4da;
  --accent: #1f6feb;
  --accent-soft: #e8f0fe;
  --ok: #1a7f4b;
  --ok-soft: #e3f3ea;
  --warn: #9a6b00;
  --warn-soft: #fdf3dd;
  --err: #c03434;
  --err-soft: #fbe7e7;
  --mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(40, 35, 20, 0.08), 0 6px 18px rgba(40, 35, 20, 0.06);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 15px;
  line-height: 1.45;
}

.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 0.85em; }

/* ------------------------------------------------ topbar */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 22px;
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 30;
}

.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }

.brand-mark {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--ink);
  color: var(--paper);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 20px;
}

.brand-text h1 { font-size: 1.15rem; margin: 0; letter-spacing: 0.2px; }
.brand-text small { color: var(--muted); font-size: 0.75rem; display: block; }

.topbar-right { display: flex; align-items: center; gap: 14px; }

.user-box { display: flex; align-items: center; gap: 10px; }
.user-box .who { text-align: right; line-height: 1.15; }
.user-box .who small { color: var(--muted); display: block; }

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: var(--card);
}
.lang-btn {
  border: 0;
  background: transparent;
  padding: 5px 12px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ink-soft);
}
.lang-btn.active { background: var(--ink); color: var(--paper); }

/* ------------------------------------------------ main */

.main { max-width: 1060px; margin: 0 auto; padding: 22px; }

/* auth cards */

.auth-card {
  max-width: 420px;
  margin: 8vh auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
}
.auth-card h2 { margin: 0 0 4px; font-size: 1.3rem; }
.auth-card .subtitle { color: var(--muted); margin-top: 0; }
.auth-card label { display: block; margin: 14px 0; font-size: 0.85rem; color: var(--ink-soft); }
.auth-alt { margin-top: 18px; font-size: 0.9rem; color: var(--muted); }
.auth-alt a { color: var(--accent); text-decoration: none; }

/* ------------------------------------------------ forms */

form label, .settings-form label {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin: 12px 0;
  font-size: 0.83rem;
  color: var(--ink-soft);
}
form input, form select, .settings-form input, .settings-form select,
.folder-form input, .folder-form select {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 11px;
  font-size: 0.95rem;
  background: var(--paper-2);
  color: var(--ink);
  width: 100%;
  font-family: inherit;
}
form input:focus, form select:focus, .settings-form input:focus, .settings-form select:focus {
  outline: 2px solid var(--accent-soft);
  border-color: var(--accent);
}

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 18px; }
.grid .wide { grid-column: 1 / -1; }

.btn {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease, transform 0.04s ease;
  font-family: inherit;
}
.btn:hover { background: var(--paper-2); border-color: var(--muted); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #1a5fd0; }
.btn.small { padding: 5px 10px; font-size: 0.8rem; }
.btn.danger { color: var(--err); border-color: var(--err-soft); background: var(--err-soft); }

.form-msg { min-height: 1.2em; font-size: 0.85rem; margin: 10px 0; }
.form-msg.err { color: var(--err); }
.form-msg.ok { color: var(--ok); }
.form-msg.inline { margin: 0 0 0 12px; }
.form-row { display: flex; align-items: center; margin: 10px 0; }

/* ------------------------------------------------ dashboard tabs */

.tabs {
  display: flex;
  gap: 6px;
  border-bottom: 2px solid var(--line);
  margin-bottom: 18px;
  overflow-x: auto;
}
.tab {
  border: 0;
  background: transparent;
  padding: 10px 16px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  margin-right: 10px;
  margin-bottom: -2px;
}
.tab:hover { color: var(--ink-soft); }
.tab.active { color: var(--ink); border-bottom-color: var(--accent); }

.panel { animation: fadein 0.18s ease; }
@keyframes fadein { from { opacity: 0; transform: translateY(3px); } to { opacity: 1; } }

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 4px 0 14px;
  flex-wrap: wrap;
}
.panel-head h2 { margin: 0; font-size: 1.25rem; }
.panel-head h3 { margin: 0; font-size: 1.05rem; }
.panel-head > div { display: flex; gap: 8px; flex-wrap: wrap; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  margin-bottom: 16px;
}
.card h3 { margin-top: 0; }
.hint { color: var(--muted); font-size: 0.85rem; }

/* ------------------------------------------------ documents */

.doc-list { display: flex; flex-direction: column; gap: 10px; }
.doc-row {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 16px;
}
.doc-row .kind {
  flex: 0 0 auto;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
}
.doc-row .kind.note { background: var(--warn-soft); color: var(--warn); }
.doc-row .name { flex: 1 1 auto; font-weight: 600; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.doc-row .meta { flex: 0 0 auto; color: var(--muted); font-size: 0.8rem; display: flex; gap: 12px; }

#docList .placeholder { color: var(--muted); padding: 26px; text-align: center; background: var(--card); border: 1px dashed var(--line); border-radius: 10px; }

/* ------------------------------------------------ cloud / tree */

.status-line { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; flex: 0 0 auto; }
.dot.ok { background: var(--ok); }
.dot.warn { background: var(--warn); }
.dot.err { background: var(--err); }
.dot.idle { background: var(--muted); }

.sync-status { font-size: 0.9rem; color: var(--ink-soft); }
.sync-status .row { display: flex; align-items: center; gap: 8px; margin: 5px 0; flex-wrap: wrap; }

.folder-form {
  display: flex;
  gap: 8px;
  margin: 10px 0;
  flex-wrap: wrap;
}
.folder-form input { flex: 1 1 220px; }
.folder-form select { flex: 1 1 260px; max-width: 380px; }

.tree-box {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 380px;
  overflow: auto;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  padding: 8px;
}
.tnode {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
}
.tnode:hover { background: var(--paper-2); }
.tnode.selected { background: var(--accent-soft); border-color: var(--accent); }
.tnode .tw { flex: 1 1 auto; min-width: 0; display: flex; align-items: center; gap: 8px; }
.tnode .tname { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tnode .tcount { color: var(--muted); font-size: 0.78rem; }
.tnode .icon { flex: 0 0 auto; width: 20px; text-align: center; }
.tnode.docs { padding-left: 34px; font-size: 0.88rem; color: var(--ink-soft); cursor: default; }
.tnode.docs:hover { background: transparent; }

/* ------------------------------------------------ settings */

.settings-form .grid { margin-top: 8px; }
.settings-form h3 { margin: 18px 0 4px; padding-top: 14px; border-top: 1px solid var(--line-soft); }

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

.table-wrap { overflow: auto; }
.table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; font-size: 0.9rem; }
.table th, .table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line-soft); }
.table th { background: var(--paper-2); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.4px; color: var(--muted); }
.table tr:last-child td { border-bottom: 0; }
.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
}
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.info { background: var(--accent-soft); color: var(--accent); }

/* ------------------------------------------------ logs */

.log-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; max-height: 560px; overflow: auto; }
.log-line {
  display: flex;
  gap: 10px;
  align-items: baseline;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 0.86rem;
}
.log-line .ts { color: var(--muted); font-family: var(--mono); font-size: 0.74rem; flex: 0 0 auto; }
.log-line .lv { flex: 0 0 auto; font-family: var(--mono); font-size: 0.7rem; font-weight: 700; text-transform: uppercase; }
.log-line.debug .lv { color: var(--muted); }
.log-line.info .lv { color: var(--accent); }
.log-line.warn .lv { color: var(--warn); }
.log-line.error .lv { color: var(--err); }
.log-line .msg { flex: 1 1 auto; min-width: 0; }

/* ------------------------------------------------ dialog */

.dialog-backdrop {
  position: fixed; inset: 0;
  background: rgba(30, 28, 20, 0.42);
  display: flex; align-items: center; justify-content: center;
  z-index: 50; padding: 20px;
}
.dialog {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: min(720px, 96vw);
  max-height: 86vh;
  display: flex; flex-direction: column;
  padding: 18px;
}
.chat-body { overflow: auto; display: flex; flex-direction: column; gap: 10px; }
.chat-msg { border-radius: 10px; padding: 10px 14px; max-width: 88%; }
.chat-msg .who { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.4px; color: var(--muted); margin-bottom: 4px; }
.chat-msg.user { background: var(--paper-2); border: 1px solid var(--line); align-self: flex-start; }
.chat-msg.assistant { background: var(--accent-soft); border: 1px solid var(--accent); align-self: flex-end; }
.chat-msg.ocr { background: var(--err-soft); border: 1px dashed var(--err-soft); align-self: flex-start; font-family: var(--mono); font-size: 0.8rem; }
.chat-msg .body { white-space: pre-wrap; font-size: 0.92rem; }

/* ------------------------------------------------ footer */

.footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.75rem;
  padding: 18px;
  margin-top: 26px;
  border-top: 1px solid var(--line);
}

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

@media (max-width: 760px) {
  .main { padding: 14px; }
  .grid { grid-template-columns: 1fr; }
  .doc-row { flex-wrap: wrap; }
  .doc-row .meta { width: 100%; }
  .brand-text small { display: none; }
  .topbar { padding: 10px 14px; }
  .panel-head { flex-direction: column; align-items: flex-start; }
}

/* --- admin portal / log filters --- */
.log-filters { margin-bottom: .7rem; }
.inline-input { flex: 1; }
.egress-list { list-style: none; margin: 0 0 .5rem; padding: 0; }
.egress-list li {
  display: flex; align-items: center; gap: .5rem;
  padding: .3rem .4rem; border-bottom: 1px solid var(--line, #ddd);
  font-size: .85rem;
}
.egress-list code { flex: 1; word-break: break-all; }
.egress-list .tag {
  font-size: .7rem; margin-left: auto; padding: .1rem .4rem;
  border: 1px solid var(--line, #ccc); border-radius: 999px; color: #666;
}
#userEditCard .grid input:disabled { opacity: .7; }

/* Checkbox labels in the behavior section */
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 6px 0;
}
.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}