/* ─────────────────────────────────────────────────────────────────────────
   CBC Prototype — components
   ───────────────────────────────────────────────────────────────────────── */

/* ── App shell ────────────────────────────────────────────────────────── */

.app {
  display: grid;
  grid-template-columns: 232px 1fr;
  height: 100vh;
  background: var(--paper);
  overflow: hidden;
}
[data-density="dense"] .app { grid-template-columns: 200px 1fr; }

/* ── Sidebar ──────────────────────────────────────────────────────────── */

.sidebar {
  background: var(--ink);
  color: var(--paper);
  border-right: 1px solid var(--rule-dark);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  font-size: 13px;
}
.sb-brand {
  display: flex; align-items: center; gap: 12px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--rule-dark);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--paper);
  font-weight: 600;
}
.sb-brand .logo {
  width: 16px; height: 16px;
  background: var(--accent);
  transform: rotate(45deg);
}
.sb-brand .v {
  margin-left: auto;
  color: var(--muted-2);
  letter-spacing: 0.05em;
  font-size: 10px;
}

.sb-section {
  padding: 18px 20px 6px;
}
.sb-section .label-s { color: var(--muted-2); }

.sb-nav {
  display: flex;
  flex-direction: column;
}
.sb-link {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 20px;
  color: #b6bac2;
  letter-spacing: 0.01em;
  border-left: 2px solid transparent;
  cursor: pointer;
  user-select: none;
  font-weight: 500;
}
.sb-link:hover { background: rgba(255,255,255,0.03); color: var(--paper); }
.sb-link[data-active] {
  color: var(--paper);
  background: rgba(255,255,255,0.04);
  border-left-color: var(--accent);
}
.sb-link .icon {
  width: 14px; height: 14px;
  color: currentColor;
  flex-shrink: 0;
}
.sb-link .badge {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 10px;
  background: rgba(255,255,255,0.08);
  padding: 1px 6px;
  letter-spacing: 0.04em;
}
.sb-link.cta {
  color: var(--accent);
}
.sb-link.cta[data-active] {
  background: oklch(58% 0.18 45 / 0.12);
  border-left-color: var(--accent);
  color: var(--paper);
}

.sb-foot {
  margin-top: auto;
  border-top: 1px solid var(--rule-dark);
  padding: 14px 20px;
  display: flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted-2);
}
.sb-foot .who {
  flex: 1;
  color: var(--paper);
  font-weight: 500;
}
.sb-foot .role {
  border: 1px solid var(--rule-dark);
  padding: 2px 6px;
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}
.sb-foot .icon-btn {
  background: transparent;
  border: 1px solid var(--rule-dark);
  color: var(--muted-2);
  width: 22px; height: 22px;
  display: inline-flex; align-items: center; justify-content: center;
}
.sb-foot .icon-btn:hover { color: var(--paper); border-color: var(--muted-2); }

/* ── Main column ──────────────────────────────────────────────────────── */

.main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--paper);
}

.topbar {
  height: 48px;
  flex-shrink: 0;
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
  display: flex;
  align-items: stretch;
  padding: 0 var(--pad-x);
}
.topbar .crumbs {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}
.topbar .crumbs .current { color: var(--ink); font-weight: 600; }
.topbar .spacer { flex: 1; }
.topbar .right {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 11.5px;
  color: var(--muted);
}
.topbar .search {
  display: flex; align-items: center; gap: 8px;
  border: 1px solid var(--rule);
  background: var(--paper-2);
  padding: 4px 10px;
  height: 28px;
  align-self: center;
  width: 320px;
  cursor: text;
}
.topbar .search input {
  flex: 1;
  background: transparent;
  border: 0;
  font-family: var(--sans);
  font-size: 12.5px;
  color: var(--ink);
}
.topbar .search input::placeholder { color: var(--muted-2); }
.topbar .search .kbd { margin-left: auto; }

.scroll {
  flex: 1;
  overflow: auto;
  background: var(--paper);
}

/* ── Type ─────────────────────────────────────────────────────────────── */

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
}
.title-l {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 32px;
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin: 0;
}
.title-m {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  line-height: 1.1;
  letter-spacing: -0.005em;
  margin: 0;
}
.sub {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  margin: 0;
}
.lead {
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 64ch;
  margin: 0;
}
.label-s {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.num  { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }

.hairline { height: 1px; background: var(--rule); width: 100%; }

/* ── Chips, badges, kbd ───────────────────────────────────────────────── */

.kbd {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 18px; height: 18px; padding: 0 5px;
  font-family: var(--mono); font-size: 10.5px;
  background: var(--paper-2); color: var(--ink);
  border: 1px solid var(--rule);
  border-radius: 2px;
}
.sidebar .kbd, .sb-foot .kbd {
  background: rgba(255,255,255,0.05);
  border-color: var(--rule-dark);
  color: var(--muted-2);
}

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 2px 9px;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.05em; text-transform: uppercase;
  border: 1px solid var(--rule);
  background: var(--paper-2);
  color: var(--ink);
  white-space: nowrap;
  user-select: none;
}
.chip--rd { color: var(--rd); border-color: color-mix(in oklch, var(--rd) 50%, var(--rule)); background: var(--rd-soft); }
.chip--dd { color: var(--dd); border-color: color-mix(in oklch, var(--dd) 50%, var(--rule)); background: var(--dd-soft); }
.chip--td { color: var(--td); border-color: color-mix(in oklch, var(--td) 50%, var(--rule)); background: var(--td-soft); }
.chip--ok    { color: var(--ok); border-color: color-mix(in oklch, var(--ok) 45%, var(--rule)); background: var(--ok-soft); }
.chip--warn  { color: var(--warn); border-color: color-mix(in oklch, var(--warn) 45%, var(--rule)); background: var(--warn-soft); }
.chip--err   { color: var(--err); border-color: color-mix(in oklch, var(--err) 45%, var(--rule)); background: var(--err-soft); }
.chip--filled {
  background: var(--ink); color: var(--paper); border-color: var(--ink);
}
.chip--accent {
  background: var(--accent); color: #fff; border-color: var(--accent);
}
.chip--ghost {
  background: transparent;
}
.chip-btn { cursor: pointer; }
.chip-btn:hover { background: var(--paper-3); }
.chip--filled.chip-btn:hover { background: var(--ink-2); }

/* ── Buttons ──────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px;
  font-family: var(--sans); font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.005em;
  border: 1px solid var(--ink);
  background: var(--ink); color: var(--paper);
  border-radius: 2px;
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease, border 120ms ease;
}
.btn:hover { background: var(--ink-2); }
.btn:disabled {
  opacity: 0.4; cursor: not-allowed;
}
.btn--ghost {
  background: transparent;
  color: var(--ink);
}
.btn--ghost:hover { background: var(--paper-2); }
.btn--accent {
  background: var(--accent); border-color: var(--accent); color: #fff;
}
.btn--accent:hover { background: var(--accent-hot); border-color: var(--accent-hot); }
.btn--danger {
  background: transparent; color: var(--err); border-color: var(--err);
}
.btn--sm { padding: 5px 10px; font-size: 12px; }
.btn--lg { padding: 11px 20px; font-size: 14px; }
.btn--err {
  background: var(--err, #c04545); border-color: var(--err, #c04545);
  color: #fff;
}
.btn--err:hover {
  background: color-mix(in oklch, var(--err, #c04545) 88%, black);
  border-color: color-mix(in oklch, var(--err, #c04545) 88%, black);
}

/* ── Modal ────────────────────────────────────────────────────────────── */
/* Uses the native <dialog> element so Escape-to-close and focus trap
   are browser-provided. Two variants share one panel:
     - confirm: title + message + Cancel / destructive Confirm button.
     - notify:  title + message + single Dismiss button.
   Open + fill via window.cismaConfirm() / cismaNotify() — defined in
   base.html so every page has them. */
.cbc-modal {
  padding: 0;
  border: 1px solid var(--rule);
  background: var(--paper);
  color: var(--ink);
  border-radius: 2px;
  max-width: 440px;
  width: calc(100vw - 32px);
  box-shadow: 0 12px 40px -10px rgba(0, 0, 0, 0.35);
  font-family: var(--sans);
}
.cbc-modal::backdrop {
  background: rgba(14, 16, 19, 0.55);
  backdrop-filter: blur(2px);
}
.cbc-modal__panel { padding: 20px 22px 16px; }
.cbc-modal__eyebrow {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted, #6b7280);
  margin: 0 0 6px 0;
}
.cbc-modal__title {
  font-size: 16px; font-weight: 700; color: var(--ink);
  margin: 0 0 10px 0; letter-spacing: -0.005em;
}
.cbc-modal__msg {
  font-size: 13px; color: var(--ink-soft); line-height: 1.5;
  margin: 0 0 18px 0;
}
.cbc-modal__actions {
  display: flex; gap: 10px; justify-content: flex-end; align-items: center;
}
.cbc-modal__actions .btn { min-width: 88px; justify-content: center; }

/* ── Panel ────────────────────────────────────────────────────────────── */

.panel {
  border: 1px solid var(--rule);
  background: var(--paper);
  position: relative;
}
.panel-hd {
  display: flex; align-items: center; justify-content: space-between;
  padding: 9px 14px;
  border-bottom: 1px solid var(--rule);
  background: var(--paper-2);
  gap: 10px;
}
.panel-hd .label-s { letter-spacing: 0.12em; }
.panel-hd .actions { display: flex; gap: 6px; align-items: center; }
.panel-bd { padding: 16px; }

.panel--ink { background: var(--ink); color: var(--paper); border-color: var(--rule-dark); }
.panel--ink .panel-hd { background: rgba(255,255,255,0.04); border-color: var(--rule-dark); }
.panel--ink .label-s { color: var(--muted-2); }

/* ── Stat ─────────────────────────────────────────────────────────────── */

.stat {
  border: 1px solid var(--rule);
  background: var(--paper);
  padding: 16px 18px;
}
.stat .stat-l { display: block; margin-bottom: 6px; }
.stat .value {
  font-family: var(--mono);
  font-size: var(--font-num-lg);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.01em;
}
.stat .unit { font-family: var(--mono); font-size: 12px; color: var(--muted); margin-left: 5px; }
.stat .delta {
  font-family: var(--mono); font-size: 11px;
  margin-top: 8px; color: var(--muted);
}
.stat .delta.up { color: var(--ok); }
.stat .delta.down { color: var(--err); }

/* ── Form fields ──────────────────────────────────────────────────────── */

.field {
  display: flex; flex-direction: column; gap: 6px;
}
.field label { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.field input, .field select, .field textarea {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rule);
  padding: 6px 0;
  font-family: var(--mono);
  font-size: 16px;
  color: var(--ink);
  letter-spacing: 0.005em;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-bottom-color: var(--ink);
}
.field--inline { flex-direction: row; align-items: center; gap: 10px; }
.field--inline label { min-width: 120px; }
.field .hint {
  font-family: var(--mono); font-size: 10.5px; color: var(--muted);
}
.field .ok-hint { color: var(--ok); }

/* Table */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.table thead th {
  text-align: left;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
  padding: 10px 14px;
  background: var(--paper-2);
  border-bottom: 1px solid var(--rule);
}
.table tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--rule);
  vertical-align: middle;
}
.table tbody tr:hover { background: var(--paper-2); cursor: pointer; }

/* Direction swatch */
.dirsw {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.05em;
  text-transform: uppercase;
}
.dirsw .sw { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }

/* Image / video placeholder */
.ph {
  position: relative;
  background:
    repeating-linear-gradient(135deg,
      color-mix(in oklch, var(--ink) 5%, transparent) 0 1px,
      transparent 1px 8px),
    var(--paper-2);
  border: 1px solid var(--rule);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 11px; color: var(--muted);
  letter-spacing: 0.05em;
  overflow: hidden;
}
.ph--dark {
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,0.05) 0 1px, transparent 1px 8px),
    #0a0d10;
  border-color: var(--rule-dark); color: var(--muted-2);
}

/* Plot frame */
.plot-frame {
  background: #fff;
  border: 1px solid var(--rule);
  position: relative;
}
.plot-frame .plot-hd {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px;
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
  gap: 10px;
}

/* Stage tracker */
.stages {
  display: flex; align-items: stretch;
  border-bottom: 1px solid var(--rule);
  background: var(--paper-2);
}
.stages .stage {
  flex: 1; padding: 14px 22px;
  border-right: 1px solid var(--rule);
  cursor: pointer;
  user-select: none;
}
.stages .stage:last-child { border-right: 0; }
.stages .stage[data-active] { background: var(--paper); }
.stages .stage[data-active] .stage-name { color: var(--ink); }
.stages .stage[data-active] .label-s { color: var(--accent); }
.stages .stage[data-done] .stage-name { color: var(--ok); }
.stages .stage[data-done] .label-s { color: var(--ok); }
.stages .stage-name {
  font-family: var(--sans); font-weight: 600; font-size: 13.5px;
  margin-top: 2px;
  color: var(--muted);
}

/* Subnav */
.subnav {
  height: 38px;
  background: var(--paper-2);
  border-bottom: 1px solid var(--rule);
  display: flex; align-items: center;
  padding: 0 var(--pad-x); gap: 22px;
  font-family: var(--sans); font-size: 13px;
  color: var(--muted);
  flex-shrink: 0;
}
.subnav .item { padding: 0 2px; position: relative; cursor: pointer; }
.subnav .item.active { color: var(--ink); font-weight: 600; }
.subnav .item.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -10px;
  height: 2px; background: var(--ink);
}
.subnav .right { margin-left: auto; display: flex; gap: 12px; align-items: center; }

/* Tweaks panel */
.tweaks {
  position: fixed;
  right: 22px; bottom: 22px;
  width: 280px;
  background: var(--paper);
  border: 1px solid var(--ink);
  z-index: 100;
  font-family: var(--sans);
  box-shadow: var(--shadow-overlay);
  display: none;
}
.tweaks[data-open] { display: block; }
.tweaks .hd {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--ink); color: var(--paper);
  padding: 8px 12px;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase;
}
.tweaks .hd .x { background: transparent; border: 0; color: var(--paper); cursor: pointer; padding: 0 4px; }
.tweaks .bd { padding: 14px; display: flex; flex-direction: column; gap: 14px; }
.tweaks .group { display: flex; flex-direction: column; gap: 6px; }
.tweaks .seg {
  display: flex; border: 1px solid var(--rule);
}
.tweaks .seg button {
  flex: 1; padding: 8px 6px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--paper); border: 0; cursor: pointer;
  color: var(--muted);
  border-right: 1px solid var(--rule);
}
.tweaks .seg button:last-child { border-right: 0; }
.tweaks .seg button[data-on] {
  background: var(--ink); color: var(--paper);
}

/* Modal */
.modal-mask {
  position: fixed; inset: 0; background: rgba(14,16,19,0.55);
  display: flex; align-items: center; justify-content: center;
  z-index: 200;
}
.modal {
  background: var(--paper);
  border: 1px solid var(--ink);
  width: 720px; max-width: 90vw;
  box-shadow: var(--shadow-overlay);
}

/* Auth shell */
.auth-shell {
  min-height: 100vh; display: grid;
  grid-template-columns: 1.1fr 1fr;
  background: var(--paper);
}
.auth-shell .left {
  background: var(--ink);
  color: var(--paper);
  position: relative;
  display: flex; flex-direction: column;
  padding: 60px 64px;
  overflow: hidden;
}
.auth-shell .right {
  display: flex; align-items: center; justify-content: center;
  padding: 60px;
}
.auth-form { width: 360px; max-width: 100%; }
@media (max-width: 900px) {
  .auth-shell { grid-template-columns: 1fr; }
  .auth-shell .left { display: none; }
}

/* Drop zone */
.drop {
  border: 1px solid var(--rule);
  background: #fff;
  padding: 14px 16px;
  display: flex; align-items: center; gap: 14px;
  position: relative;
  transition: background 120ms ease, border-color 120ms ease;
}
.drop[data-armed] {
  border-style: dashed;
  border-color: var(--accent);
  background: color-mix(in oklch, var(--accent) 6%, #fff);
}
.drop[data-done] { border-color: var(--ok); }
.drop .dir-tag {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-weight: 600; font-size: 14px;
  color: #fff;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}
.drop .dir-tag[data-dir="rd"] { background: var(--rd); }
.drop .dir-tag[data-dir="dd"] { background: var(--dd); }
.drop .dir-tag[data-dir="td"] { background: var(--td); }

/* Crosshair-corner panel */
.panel.crosshairs::before,
.panel.crosshairs::after {
  content: ""; position: absolute; width: 8px; height: 8px;
  border: 1px solid var(--ink); pointer-events: none;
}
.panel.crosshairs::before { left: -1px; top: -1px; border-right: 0; border-bottom: 0; }
.panel.crosshairs::after  { right: -1px; bottom: -1px; border-left: 0; border-top: 0; }

/* Toast */
.toast-wrap {
  position: fixed; right: 22px; top: 64px;
  display: flex; flex-direction: column; gap: 10px;
  z-index: 300;
  pointer-events: none;
}
.toast {
  background: var(--ink); color: var(--paper);
  padding: 10px 14px;
  border: 1px solid var(--ink);
  font-family: var(--mono); font-size: 12px;
  display: flex; align-items: center; gap: 10px;
  box-shadow: var(--shadow-overlay);
  pointer-events: auto;
  min-width: 280px;
}
.toast .dot { width: 8px; height: 8px; background: var(--accent); transform: rotate(45deg); }
.toast.ok .dot { background: var(--ok); }
.toast.err .dot { background: var(--err); }

/* utility */
.flex { display: flex; }
.col  { display: flex; flex-direction: column; }
.row  { display: flex; flex-direction: row; }
.ai-c { align-items: center; }
.ai-s { align-items: flex-start; }
.ai-b { align-items: baseline; }
.jc-sb { justify-content: space-between; }
.jc-c  { justify-content: center; }
.jc-fe { justify-content: flex-end; }
.gap-4  { gap: 4px; }
.gap-6  { gap: 6px; }
.gap-8  { gap: 8px; }
.gap-10 { gap: 10px; }
.gap-12 { gap: 12px; }
.gap-14 { gap: 14px; }
.gap-16 { gap: 16px; }
.gap-20 { gap: 20px; }
.gap-24 { gap: 24px; }
.grow { flex: 1; }
.center { text-align: center; }
.no-wrap { white-space: nowrap; }
.tabular { font-variant-numeric: tabular-nums; }

/* Page padding helper */
.page {
  padding: 24px var(--pad-x) 64px;
}
[data-density="dense"] .page { padding: 16px var(--pad-x) 48px; }

.page-hd {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px;
  padding-bottom: 18px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--rule);
}
.page-hd .lhs { display: flex; flex-direction: column; gap: 6px; }