/* PachBae Studi-OS — Input Sheets */

/* ─── List view: booking-grouped sections ─────────────────────────────── */
.is-bk-section { margin-top: 20px; }
.is-bk-section-head {
  display: flex; align-items: center; gap: 10px;
  background: none; border: none;
  padding: 8px 4px;
  cursor: pointer;
  color: var(--text-primary);
  font-family: inherit;
  width: 100%;
  text-align: left;
}
.is-bk-section-head--static { cursor: default; }
.is-bk-section-head:hover:not(.is-bk-section-head--static) {
  color: var(--accent);
}
.is-bk-section-caret {
  font-size: 11px;
  color: var(--text-muted);
  width: 12px;
}
.is-bk-section-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}
.is-bk-section-count {
  font-size: 11px;
  color: var(--text-faint);
  padding: 1px 8px;
  border-radius: 99px;
  background: var(--surface-2);
  border: 1px solid var(--border);
}
.is-bk-card-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 12px;
  margin-top: 8px;
}
.is-bk-card {
  position: relative;
  display: flex;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.12s, transform 0.12s, box-shadow 0.12s;
}
.is-bk-card:hover {
  border-color: color-mix(in oklab, var(--chip-color, var(--accent)) 55%, var(--border));
  transform: translateY(-1px);
  box-shadow: 0 8px 24px -10px rgba(0,0,0,0.45);
}
.is-bk-card-bar {
  width: 4px;
  flex-shrink: 0;
  background: var(--chip-color, var(--accent));
}
.is-bk-card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 16px;
  min-width: 0;
}
.is-bk-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 10.5px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}
.is-bk-card-date {
  color: var(--text-secondary);
  font-weight: 600;
}
.is-bk-card-room {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 1px 8px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-secondary);
}
.is-bk-card-room-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--chip-color, var(--accent));
}
.is-bk-card-status {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
}
.is-bk-card-artist {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.is-bk-card-sub {
  font-size: 11.5px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.is-bk-card-sheets {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 4px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.is-bk-sheet-row {
  display: grid;
  grid-template-columns: auto auto auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  background: var(--surface-2);
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: inherit;
  font-size: 11.5px;
  color: var(--text-secondary);
  text-align: left;
  transition: border-color 0.12s, background 0.12s;
}
.is-bk-sheet-row:hover {
  border-color: var(--accent);
  background: color-mix(in oklab, var(--accent) 6%, var(--surface-2));
  color: var(--text-primary);
}
.is-bk-sheet-id { color: var(--text-primary); font-weight: 500; }
.is-bk-sheet-stat { color: var(--text-muted); font-size: 11px; }
.is-bk-sheet-edited { color: var(--text-faint); font-size: 11px; text-align: right; }
.is-bk-sheet-go { color: var(--text-muted); font-size: 14px; }

.is-bk-create {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 4px;
  padding: 8px 12px;
  border-radius: var(--radius);
  border: 1px dashed color-mix(in oklab, var(--chip-color, var(--accent)) 50%, var(--border));
  background: color-mix(in oklab, var(--chip-color, var(--accent)) 6%, var(--surface));
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 12px;
  cursor: pointer;
  transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.is-bk-create:hover {
  background: color-mix(in oklab, var(--chip-color, var(--accent)) 14%, var(--surface));
  color: var(--text-primary);
  border-style: solid;
}
.is-bk-card--empty .is-bk-card-bar {
  opacity: 0.45;
}

.page-sub {
  font-size: 12.5px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ─── List view: card grid ───────────────────────────────────────────── */
.is-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  margin-top: 16px;
}
.is-card {
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  cursor: pointer;
  transition: border-color 0.12s, transform 0.12s, box-shadow 0.12s;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.is-card:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px -10px rgba(0,0,0,0.4);
}
.is-card-head { display: flex; align-items: center; justify-content: space-between; }
.is-card-id { font-size: 10.5px; color: var(--text-muted); letter-spacing: 0.04em; }
.is-card-room-chip {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 10.5px; color: var(--text-secondary);
  padding: 2px 8px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: var(--surface);
}
.is-card-room-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--chip-color, var(--accent));
}
.is-card-artist {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  font-feature-settings: "ss01" on;
}
.is-card-meta { font-size: 11.5px; color: var(--text-muted); }
.is-card-stats {
  display: flex; gap: 18px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.is-stat { display: flex; flex-direction: column; gap: 2px; }
.is-stat-r { margin-left: auto; text-align: right; }
.is-stat-num { font-size: 18px; font-weight: 600; color: var(--text-primary); letter-spacing: -0.01em; }
.is-stat-num-sm { font-size: 13px; font-weight: 500; }
.is-stat-label {
  font-size: 9.5px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--text-faint);
}

/* ─── Detail view: header ─────────────────────────────────────────────── */
.is-back-link {
  background: none; border: none;
  color: var(--text-muted);
  font-family: inherit; font-size: inherit;
  cursor: pointer; padding: 0;
}
.is-back-link:hover { color: var(--accent); }
.is-detail-sub { font-size: 11.5px; color: var(--text-muted); margin-top: 4px; }
.is-detail-actions {
  display: flex; align-items: center; gap: 8px;
  margin-left: auto;
}
.is-saved { font-size: 11px; color: var(--text-faint); margin-right: 8px; }
.is-danger { color: color-mix(in oklab, var(--red, #c44) 80%, var(--text-secondary)); }
.is-danger:hover { color: var(--red, #c44); border-color: var(--red, #c44); }

/* ─── Header form ─────────────────────────────────────────────────────── */
.is-header-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.is-hf-row { display: flex; gap: 12px; flex-wrap: wrap; }
.is-hf-field { display: flex; flex-direction: column; gap: 4px; flex: 1; min-width: 160px; }
.is-hf-field--sm { flex: 0 0 140px; }
.is-hf-label {
  font-size: 10.5px; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--text-faint);
}
.is-hf-input {
  height: 32px; padding: 0 10px;
  background: var(--surface-2);
  color: var(--text-primary);
  font-size: 13px;
}
.is-hf-session-info {
  font-size: 10.5px; color: var(--text-muted);
  letter-spacing: 0.02em;
  padding: 6px 10px;
  background: color-mix(in oklab, var(--accent) 8%, var(--surface-2));
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--accent);
}

/* ─── Section chrome ─────────────────────────────────────────────────── */
.is-section {
  margin-top: 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.is-section-head {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 10px;
}
.is-section-title {
  font-size: 12.5px; font-weight: 600;
  letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--text-secondary);
}
.is-section-count {
  font-size: 11px; color: var(--text-muted);
  padding: 1px 8px;
  background: var(--surface-2);
  border-radius: 99px;
  border: 1px solid var(--border);
}
.is-empty-row {
  padding: 18px 0;
  text-align: center;
  font-size: 12.5px;
  color: var(--text-faint);
  font-style: italic;
}
.is-add-btn {
  margin-top: 10px;
  height: 30px; font-size: 12px;
}

/* ─── Channel sheet (Excel-style, inherits .sheet-* base) ────────────── */
.is-section--sheet { padding: 14px 0 0; }
.is-section--sheet .is-section-head { padding: 0 16px 12px; }
.is-section--sheet .sheet-wrap { border-radius: 0; border-left: none; border-right: none; box-shadow: none; }
.is-add-btn-inline { height: 26px; font-size: 11.5px; padding: 0 10px; }

.is-ch-row { cursor: grab; }
.is-ch-row:active { cursor: grabbing; }
.is-ch-row--drag-over { background: color-mix(in oklab, var(--accent) 18%, var(--surface)) !important; box-shadow: inset 0 2px 0 var(--accent); }

.is-ch-gutter {
  position: relative;
  user-select: none;
}
.is-ch-gutter-num { display: block; }
.is-ch-gutter-grip {
  position: absolute;
  left: 4px; top: 50%;
  transform: translateY(-50%);
  font-size: 9px;
  color: var(--text-faint);
  opacity: 0;
  transition: opacity 0.1s;
  letter-spacing: -1px;
}
.is-ch-row:hover .is-ch-gutter-grip { opacity: 0.7; }
.is-ch-row:hover .is-ch-gutter-num { opacity: 0.4; }

.is-ch-cell {
  padding: 0;
  cursor: text;
  overflow: visible;
}
.is-ch-cell .cs-wrap { width: 100% !important; }

/* Bare-text inputs that fill their spreadsheet cell — only show focus chrome on focus */
.is-ch-input {
  width: 100%; height: 100%;
  padding: 0 10px;
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  color: var(--text-primary);
  font-size: 12px;
  letter-spacing: -0.005em;
  outline: none !important;
  box-shadow: none !important;
}
.is-ch-input.mono { font-family: var(--font-mono); font-size: 11px; font-feature-settings: "tnum" on; color: var(--text-secondary); }
.is-ch-input::placeholder { color: var(--text-faint); }
.is-ch-input:focus {
  background: color-mix(in oklab, var(--accent) 8%, var(--surface)) !important;
  box-shadow: inset 0 0 0 1.5px var(--accent) !important;
}
.is-ch-input::-webkit-inner-spin-button,
.is-ch-input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.is-ch-input[type="number"] { -moz-appearance: textfield; }

/* GearSelect inside cells should blend in — no rounded border, no padding offset */
.is-ch-cell .cs-wrap {
  height: 100%;
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
}
.is-ch-cell .cs-wrap:hover,
.is-ch-cell .cs-wrap:focus-within {
  background: color-mix(in oklab, var(--accent) 8%, var(--surface)) !important;
}
.is-ch-cell .cs-wrap {
  height: 100% !important;
  width: 100% !important;
  padding: 0 24px 0 10px !important;
  font-size: 12px;
}
.is-ch-cell .cs-value { font-size: 12px; }
.is-ch-cell .cs-arrow { right: 6px; }

/* Remove column lives outside the sheet-cell grid */
.is-ch-remove-spacer { width: 28px; flex-shrink: 0; }
.is-ch-remove {
  position: absolute;
  right: 4px; top: 50%;
  transform: translateY(-50%);
  width: 22px; height: 22px;
  border-radius: 4px;
  font-size: 11px;
  color: var(--text-faint);
  display: grid; place-items: center;
  opacity: 0;
  transition: opacity 0.12s, color 0.12s, background 0.12s;
  z-index: 2;
}
.is-ch-row:hover .is-ch-remove { opacity: 1; }
.is-ch-remove:hover { color: var(--red, #c44); background: color-mix(in oklab, var(--red, #c44) 14%, var(--surface-3)); }

/* Empty rows */
.is-ch-empty-row { cursor: default; }
.is-ch-empty-row:hover { background: transparent; }

/* ─── Patch / routing area ───────────────────────────────────────────── */
.is-patch-area {
  width: 100%;
  min-height: 100px;
  resize: vertical;
  padding: 10px 12px;
  font-size: 12.5px;
  line-height: 1.55;
  background: var(--bg);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.is-patch-area:focus {
  border-color: var(--accent);
  outline: none;
}

/* ─── Delete confirm toast ───────────────────────────────────────────── */
.is-delete-toast {
  position: fixed;
  bottom: 24px; left: 50%;
  transform: translateX(-50%);
  background: var(--surface-3);
  border: 1px solid var(--red, #c44);
  color: var(--text-primary);
  padding: 10px 16px;
  border-radius: var(--radius);
  font-size: 12.5px;
  box-shadow: 0 12px 30px -10px rgba(0,0,0,0.6);
  z-index: 50;
  animation: is-toast-in 0.18s ease-out;
}
@keyframes is-toast-in {
  from { opacity: 0; transform: translate(-50%, 8px); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}