/* cm-app.css — base design system: reset, layout primitives, controls.
   Colours and fonts come from cm-theme.css tokens. */

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 600; margin: 0; line-height: 1.2; }
h1 { font-size: 26px; }
h2 { font-size: 20px; }
h3 { font-size: 16px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
[hidden] { display: none !important; }
::selection { background: var(--accent-soft); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.muted { color: var(--text-2); }
.small { font-size: 13px; }
.num { font-variant-numeric: tabular-nums; white-space: nowrap; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.stack { display: flex; flex-direction: column; gap: 12px; }

/* ---------- cards ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: var(--glass);
  -webkit-backdrop-filter: var(--glass);
}
.card-pad { padding: 18px 20px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 38px; padding: 0 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong);
  background: var(--btn);
  color: var(--text);
  font: 500 14px/1 var(--font-body);
  cursor: pointer;
  white-space: nowrap;
  transition: background .15s, border-color .15s, color .15s, transform .05s;
}
.btn:hover { background: var(--btn-hover); border-color: var(--line-hover); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: default; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); font-weight: 600; }
.btn.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn.ghost { background: transparent; border-color: transparent; }
.btn.ghost:hover { background: var(--btn); }
.btn.danger { color: var(--danger); }
.btn.danger.armed { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn.sm { height: 30px; padding: 0 10px; font-size: 13px; }
.btn.icon { width: 34px; padding: 0; }
.btn svg { width: 16px; height: 16px; flex: none; }

/* ---------- fields ---------- */
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field > span { font-size: 13px; color: var(--text-2); font-weight: 500; }
.input, select.input, textarea.input {
  width: 100%;
  height: 40px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--field-line);
  background: var(--field);
  color: var(--text);
  font: 400 15px/1.3 var(--font-body);
  transition: border-color .15s, box-shadow .15s;
}
textarea.input { height: auto; min-height: 40px; padding: 9px 12px; resize: vertical; }
.input::placeholder { color: var(--text-3); }
.input:hover { border-color: var(--line-hover); }
.input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
select.input { cursor: pointer; padding-inline-end: 30px; appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-2) 50%), linear-gradient(135deg, var(--text-2) 50%, transparent 50%);
  background-position: calc(100% - 16px) 17px, calc(100% - 11px) 17px;
  background-size: 5px 5px; background-repeat: no-repeat; }
[dir="rtl"] select.input { background-position: 16px 17px, 21px 17px; }
select.input option { background: var(--bg-2); color: var(--text); }

.seg { display: inline-flex; border: 1px solid var(--line-strong); border-radius: var(--radius-sm); overflow: hidden; }
.seg button { height: 36px; padding: 0 14px; border: 0; background: transparent; color: var(--text-2); font: 500 13px var(--font-body); cursor: pointer; }
.seg button + button { border-inline-start: 1px solid var(--line-strong); }
.seg button.on { background: var(--accent-soft); color: var(--text); }

/* ---------- tables ---------- */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 11px 12px; text-align: start; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table th { font: 600 12px var(--font-body); color: var(--text-2); text-transform: uppercase; letter-spacing: .04em; white-space: nowrap; }
.table th.sortable { cursor: pointer; user-select: none; }
.table th.sortable:hover { color: var(--text); }
.table th .arrow { display: inline-block; width: 10px; color: var(--accent); }
.table tbody tr { transition: background .1s; }
.table tbody tr.click { cursor: pointer; }
.table tbody tr.click:hover { background: var(--row-hover); }
.table td.end, .table th.end { text-align: end; }

/* ---------- chips ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  height: 24px; padding: 0 10px; border-radius: 999px;
  font: 600 12px var(--font-body);
  background: color-mix(in srgb, var(--c, var(--text-2)) 16%, transparent);
  color: var(--c, var(--text-2));
  border: 1px solid color-mix(in srgb, var(--c, var(--text-2)) 35%, transparent);
  white-space: nowrap;
}
.chip::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ---------- toasts ---------- */
.toasts { position: fixed; top: 18px; left: 50%; transform: translateX(-50%); z-index: 1000;
  display: flex; flex-direction: column; gap: 8px; align-items: center; pointer-events: none; }
.toast {
  pointer-events: auto;
  min-width: 240px; max-width: min(520px, calc(100vw - 32px));
  padding: 12px 16px; border-radius: var(--radius-sm);
  background: var(--toast); color: var(--text); border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-lg);
  display: flex; gap: 12px; align-items: center;
  animation: toast-in .25s var(--ease);
}
.toast.err { border-color: color-mix(in srgb, var(--danger) 60%, transparent); }
.toast.ok { border-color: color-mix(in srgb, var(--ok) 60%, transparent); }
.toast .btn { margin-inline-start: auto; }
@keyframes toast-in { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

/* ---------- dialog ---------- */
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,.55); z-index: 900; display: grid; place-items: center; padding: 16px; }
.dialog { width: min(460px, 100%); padding: 22px; }
.dialog h2 { margin-bottom: 14px; }
.kbd { display: inline-block; min-width: 22px; padding: 2px 7px; border-radius: 6px; border: 1px solid var(--line-strong);
  background: var(--btn); font: 600 12px var(--font-body); text-align: center; }

.empty { padding: 48px 20px; text-align: center; color: var(--text-2); }