/* ─── mere.dev component system ─────────────────────────────────────────────
   components.css — companion stylesheet for views/components/*.templ
   Requires mere.css to be loaded first (CSS custom properties must be set).
   ─────────────────────────────────────────────────────────────────────────── */

/* ─── Paper animation keyframes ──────────────────────────────────────────── */

@keyframes paperLiftIn {
  from { opacity: 0; transform: translateY(-6px) rotate(-0.4deg); }
  to   { opacity: 1; transform: translateY(0)    rotate(0deg); }
}

@keyframes paperDropOut {
  from { opacity: 1; transform: translateY(0)   rotate(0deg); }
  to   { opacity: 0; transform: translateY(-8px) rotate(0.3deg); }
}

@keyframes paperSlideIn {
  from { opacity: 0; transform: translateX(-4px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes paperToastIn {
  from { opacity: 0; transform: translateY(-4px) rotate(0.3deg); }
  to   { opacity: 1; transform: translateY(0)    rotate(0deg); }
}

@keyframes paperFoldOpen {
  from { opacity: 0; transform: scaleY(0); transform-origin: top; }
  to   { opacity: 1; transform: scaleY(1); transform-origin: top; }
}

@keyframes calFlipLeft {
  from { opacity: 0.6; transform: translateX(8px); }
  to   { opacity: 1;   transform: translateX(0); }
}

@keyframes calFlipRight {
  from { opacity: 0.6; transform: translateX(-8px); }
  to   { opacity: 1;   transform: translateX(0); }
}

.cal-flip-left  { animation: calFlipLeft  160ms ease-out; }
.cal-flip-right { animation: calFlipRight 160ms ease-out; }

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

.c-btn {
  display: inline-block;
  font-family: var(--body);
  font-size: 0.925rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 0.55rem 1.35rem;
  text-decoration: none;
  cursor: pointer;
  border-radius: 2px;
  border: 1.5px solid transparent;
  transition:
    background 0.12s ease-out,
    color 0.12s ease-out,
    transform 0.08s linear,
    box-shadow 0.08s linear;
  position: relative;
  white-space: nowrap;
}

.c-btn--primary {
  background: var(--rust);
  color: #fdf8f0;
  border-color: var(--rust);
  box-shadow: 2px 3px 0px rgba(28, 23, 18, 0.25);
}
.c-btn--primary:hover {
  background: var(--rust-light);
  border-color: var(--rust-light);
  box-shadow: 3px 5px 0px rgba(28, 23, 18, 0.3);
  transform: translateY(-2px);
}
.c-btn--primary:active {
  transform: translateY(1px);
  box-shadow: 1px 1px 0px rgba(28, 23, 18, 0.2);
  background: #7a2d14;
}

.c-btn--secondary {
  background: transparent;
  color: var(--ink-muted);
  border-color: var(--rule);
  box-shadow: 2px 3px 0px rgba(28, 23, 18, 0.1);
}
.c-btn--secondary:hover {
  color: var(--ink);
  border-color: var(--ink-muted);
  box-shadow: 3px 5px 0px rgba(28, 23, 18, 0.15);
  transform: translateY(-2px);
}
.c-btn--secondary:active {
  transform: translateY(1px);
  box-shadow: 1px 1px 0px rgba(28, 23, 18, 0.1);
}

.c-btn--danger {
  background: transparent;
  color: var(--rust);
  border-color: var(--rust);
  box-shadow: 2px 3px 0px rgba(155, 58, 26, 0.15);
}
.c-btn--danger:hover {
  background: var(--rust);
  color: #fdf8f0;
  box-shadow: 3px 5px 0px rgba(155, 58, 26, 0.25);
  transform: translateY(-2px);
}
.c-btn--danger:active {
  transform: translateY(1px);
  box-shadow: 1px 1px 0px rgba(155, 58, 26, 0.1);
}

.c-btn-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: none;
  border: 1px solid var(--rule);
  border-radius: 2px;
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 0.65rem;
  padding: 0.3em 0.65em;
  cursor: pointer;
  transition: color 0.12s ease-out, border-color 0.12s ease-out, transform 0.08s linear;
}
.c-btn-icon:hover {
  color: var(--ink);
  border-color: var(--ink-muted);
  transform: translateY(-1px);
}
.c-btn-icon:active {
  transform: translateY(1px);
}
.c-btn-icon__icon { display: inline-flex; align-items: center; }
.c-btn-icon__label { }

/* ─── Badges ──────────────────────────────────────────────────────────────── */

.c-pill {
  font-family: var(--mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding: 0.2em 0.6em;
  border-radius: 100px;
  display: inline-block;
  white-space: nowrap;
}
.c-pill--default { background: rgba(28,23,18,0.07);  color: var(--ink-muted); }
.c-pill--success { background: rgba(74,103,65,0.12); color: var(--sage); }
.c-pill--warning { background: rgba(184,134,11,0.12); color: #a07b00; }
.c-pill--danger  { background: rgba(155,58,26,0.1);  color: var(--rust); }

.c-tag {
  font-family: var(--mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 0.15em 0.5em;
  display: inline-block;
  white-space: nowrap;
}

.c-badge {
  font-family: var(--mono);
  font-size: 0.58rem;
  background: var(--rust);
  color: #fdf8f0;
  border-radius: 100px;
  padding: 0.1em 0.45em;
  display: inline-block;
  min-width: 1.4em;
  text-align: center;
  vertical-align: middle;
}

/* ─── Forms ───────────────────────────────────────────────────────────────── */

.c-field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.c-field__label {
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
}

.c-field__input {
  width: 100%;
  background: var(--paper-warm);
  border: 1px solid var(--paper-dark);
  border-radius: 2px;
  padding: 0.6em 0.85em;
  font-family: var(--body);
  font-size: 1rem;
  color: var(--ink);
  outline: none;
  transition: border-color 0.12s ease-out, box-shadow 0.12s ease-out;
  appearance: none;
}
.c-field__input:focus {
  border-color: var(--ink-muted);
  box-shadow: inset 0 1px 3px rgba(28,23,18,0.1), inset 0 0 0 1px rgba(28,23,18,0.08);
  background: var(--paper);
}
.c-field__input--textarea {
  resize: vertical;
  min-height: 90px;
  line-height: 1.5;
}
.c-field__input--select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%237a6e62'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85em center;
  padding-right: 2.2em;
  cursor: pointer;
}

.c-field__error {
  font-family: var(--mono);
  font-size: 0.62rem;
  color: var(--rust);
  letter-spacing: 0.04em;
}

.c-form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 1rem;
}

.c-form-error {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--rust);
  border-left: 2px solid var(--rust);
  padding-left: 0.75rem;
  margin: 0.5rem 0;
}

.c-form-group {
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.c-form-group__legend {
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-muted);
  padding: 0 0.4em;
}

.c-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
}
.c-checkbox__input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.c-checkbox__box {
  width: 1rem;
  height: 1rem;
  border: 1.5px solid var(--paper-dark);
  border-radius: 2px;
  background: var(--paper-warm);
  flex-shrink: 0;
  transition: border-color 0.1s, background 0.1s;
  position: relative;
}
.c-checkbox__input:checked + .c-checkbox__box {
  background: var(--rust);
  border-color: var(--rust);
}
.c-checkbox__input:checked + .c-checkbox__box::after {
  content: '';
  position: absolute;
  left: 2px;
  top: -1px;
  width: 5px;
  height: 9px;
  border: 2px solid #fdf8f0;
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}
.c-checkbox__label {
  font-family: var(--body);
  font-size: 0.925rem;
  color: var(--ink);
}

/* ─── Cards ───────────────────────────────────────────────────────────────── */

.c-card {
  background: var(--paper-warm);
  border: 1px solid var(--rule);
  border-radius: 2px;
  box-shadow: 2px 3px 0px rgba(28,23,18,0.12);
  transition: transform 0.12s ease-out, box-shadow 0.12s ease-out;
  position: relative;
  overflow: hidden;
}
/* Corner curl hint */
.c-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 1.5rem;
  height: 1.5rem;
  background: linear-gradient(135deg, transparent 50%, rgba(28,23,18,0.05) 50%);
  transition: width 0.15s ease-out, height 0.15s ease-out;
  pointer-events: none;
}
.c-card:hover {
  transform: translateY(-2px);
  box-shadow: 3px 5px 0px rgba(28,23,18,0.18);
}
.c-card:hover::after {
  width: 2.5rem;
  height: 2.5rem;
}

.c-card__header {
  padding: 1.25rem 1.5rem 0.75rem;
  border-bottom: 1px solid var(--rule);
}
.c-card__title {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--ink);
  margin: 0;
}
.c-card__subtitle {
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  margin-top: 0.2rem;
}
.c-card__body {
  padding: 1.25rem 1.5rem;
}
.c-card__footer {
  padding: 0.85rem 1.5rem;
  border-top: 1px solid var(--rule);
  background: rgba(28,23,18,0.02);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.c-stat {
  background: var(--paper-warm);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 1.25rem 1.5rem;
  box-shadow: 2px 3px 0px rgba(28,23,18,0.1);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  transition: transform 0.12s ease-out, box-shadow 0.12s ease-out;
}
.c-stat:hover {
  transform: translateY(-2px);
  box-shadow: 3px 5px 0px rgba(28,23,18,0.15);
}
.c-stat__label {
  font-family: var(--mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-muted);
}
.c-stat__value {
  font-family: var(--serif);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.1;
}
.c-stat__note {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--ink-muted);
  margin-top: 0.1rem;
}

/* ─── Data Grid ───────────────────────────────────────────────────────────── */

.c-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--rule);
  border-radius: 2px;
  background: var(--paper);
}
.c-grid__toolbar {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--rule);
  background: var(--paper-warm);
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.c-grid__scroll {
  overflow-x: auto;
}
.c-grid__table {
  width: 100%;
  border-collapse: collapse;
}
.c-grid__head {
  background: var(--paper-dark);
}
.c-grid__th {
  font-family: var(--mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-muted);
  text-align: left;
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--rule);
  white-space: nowrap;
  user-select: none;
}
.c-grid__th--actions { width: 1px; white-space: nowrap; }
.c-grid__td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--rule);
  color: var(--ink);
  font-size: 0.9rem;
  vertical-align: middle;
}
.c-grid__td--mono {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-muted);
}
.c-grid__td--actions { white-space: nowrap; }
.c-grid__row {
  transition: background 0.1s ease-out;
}
.c-grid__row:hover {
  background: var(--paper-warm);
}
.c-grid__row:last-child .c-grid__td {
  border-bottom: none;
}
/* Row slide-in animation for SSE-appended rows */
.c-grid__row--new {
  animation: paperSlideIn 150ms ease-out;
}
.c-grid__empty {
  padding: 2.5rem 1rem;
  text-align: center;
}
.c-grid__actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  justify-content: flex-end;
}
.c-grid__action {
  background: none;
  border: 1px solid var(--rule);
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 0.62rem;
  padding: 0.25em 0.6em;
  border-radius: 2px;
  cursor: pointer;
  transition: color 0.1s ease-out, border-color 0.1s ease-out, transform 0.08s linear;
  white-space: nowrap;
}
.c-grid__action:hover {
  color: var(--ink);
  border-color: var(--ink-muted);
  transform: translateY(-1px);
}
.c-grid__action:active { transform: translateY(1px); }
.c-grid__action--danger:hover {
  color: var(--rust);
  border-color: var(--rust);
}
.c-grid__footer {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--rule);
  background: var(--paper-warm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Empty state */
.c-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--ink-muted);
}
.c-empty__icon { opacity: 0.4; }
.c-empty__msg {
  font-family: var(--mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ─── Pagination ──────────────────────────────────────────────────────────── */

.c-pager {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.c-pager__btn {
  background: var(--paper-warm);
  border: 1px solid var(--rule);
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 0.65rem;
  padding: 0.3em 0.65em;
  border-radius: 2px;
  cursor: pointer;
  transition: color 0.1s ease-out, border-color 0.1s ease-out, transform 0.08s linear;
  box-shadow: 1px 2px 0px rgba(28,23,18,0.08);
}
.c-pager__btn:hover:not(:disabled) {
  color: var(--ink);
  border-color: var(--ink-muted);
  transform: translateY(-1px);
  box-shadow: 2px 3px 0px rgba(28,23,18,0.12);
}
.c-pager__btn:active:not(:disabled) { transform: translateY(1px); box-shadow: none; }
.c-pager__btn.is-current {
  background: var(--rust);
  border-color: var(--rust);
  color: #fdf8f0;
  box-shadow: 2px 3px 0px rgba(155,58,26,0.2);
}
.c-pager__btn:disabled {
  opacity: 0.35;
  cursor: default;
}

.c-page-size {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.c-page-size__label {
  font-family: var(--mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
}
.c-page-size__select {
  background: var(--paper-warm);
  border: 1px solid var(--rule);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--ink);
  padding: 0.25em 1.5em 0.25em 0.5em;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='5'%3E%3Cpath d='M0 0l4 5 4-5z' fill='%237a6e62'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5em center;
}

/* ─── Search & Filter ─────────────────────────────────────────────────────── */

.c-search {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--paper-dark);
  border-radius: 2px;
  background: var(--paper-warm);
  overflow: hidden;
  transition: border-color 0.12s ease-out, box-shadow 0.12s ease-out;
}
.c-search:focus-within {
  border-color: var(--ink-muted);
  box-shadow: inset 0 1px 3px rgba(28,23,18,0.08);
}
.c-search__icon {
  display: flex;
  align-items: center;
  padding: 0 0.6rem;
  color: var(--ink-muted);
  pointer-events: none;
}
.c-search__input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--body);
  font-size: 0.925rem;
  color: var(--ink);
  padding: 0.5rem 0.6rem 0.5rem 0;
}
.c-search__input::placeholder { color: var(--ink-muted); }

.c-filter-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.c-filter-bar__item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.c-filter-bar__label {
  font-family: var(--mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  white-space: nowrap;
}
.c-filter-bar__select {
  background: var(--paper-warm);
  border: 1px solid var(--rule);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--ink);
  padding: 0.3em 1.75em 0.3em 0.65em;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='5'%3E%3Cpath d='M0 0l4 5 4-5z' fill='%237a6e62'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5em center;
  transition: border-color 0.1s ease-out;
}
.c-filter-bar__select:focus { outline: none; border-color: var(--ink-muted); }

.c-chip {
  font-family: var(--mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.3em 0.8em;
  border-radius: 100px;
  border: 1px solid var(--rule);
  background: var(--paper-warm);
  color: var(--ink-muted);
  cursor: pointer;
  transition: color 0.1s ease-out, background 0.1s ease-out, border-color 0.1s ease-out, transform 0.08s linear;
  box-shadow: 1px 2px 0px rgba(28,23,18,0.06);
}
.c-chip:hover {
  color: var(--ink);
  border-color: var(--ink-muted);
  transform: translateY(-1px);
  box-shadow: 2px 3px 0px rgba(28,23,18,0.1);
}
.c-chip:active { transform: translateY(1px); box-shadow: none; }
.c-chip.is-active {
  background: var(--rust);
  border-color: var(--rust);
  color: #fdf8f0;
  box-shadow: 2px 3px 0px rgba(155,58,26,0.2);
}

.c-sort-header { padding: 0; }
.c-sort-header__btn {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  background: none;
  border: none;
  font-family: var(--mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-muted);
  cursor: pointer;
  padding: 0.6rem 1rem;
  width: 100%;
  text-align: left;
  transition: color 0.1s ease-out;
}
.c-sort-header.is-sorted .c-sort-header__btn { color: var(--ink); }
.c-sort-header__btn:hover { color: var(--ink); }
.c-sort-header__caret {
  opacity: 0.5;
  font-size: 0.55rem;
  transition: transform 0.12s ease-out;
}
.c-sort-header__caret.is-desc { transform: rotate(180deg); }

/* ─── Calendar ────────────────────────────────────────────────────────────── */

.c-cal {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.c-cal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.c-cal__month {
  font-family: var(--serif);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  text-align: center;
  flex: 1;
}
.c-cal__nav-btn {
  background: none;
  border: 1px solid var(--rule);
  border-radius: 2px;
  color: var(--ink-muted);
  font-size: 0.85rem;
  padding: 0.2em 0.55em;
  cursor: pointer;
  transition: color 0.1s ease-out, border-color 0.1s ease-out, transform 0.08s linear;
  box-shadow: 1px 2px 0 rgba(28,23,18,0.08);
}
.c-cal__nav-btn:hover {
  color: var(--ink);
  border-color: var(--ink-muted);
  transform: translateY(-1px);
  box-shadow: 2px 3px 0 rgba(28,23,18,0.12);
}
.c-cal__nav-btn:active { transform: translateY(1px); box-shadow: none; }
.c-cal__dow {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
}
.c-cal__dow span {
  font-family: var(--mono);
  font-size: 0.58rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  text-align: center;
  padding: 0.2em 0;
}
.c-cal__grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 3px;
}
.c-cal__tz {
  margin-top: 0.25rem;
}
.c-cal__slots {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(6rem, 1fr));
  gap: 0.4rem;
  margin-top: 0.25rem;
}
.c-cal__summary {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  background: var(--paper-warm);
  border: 1px solid var(--sage);
  border-left: 3px solid var(--sage);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--sage);
}
.c-cal__summary.visible { display: flex; }
.c-cal__summary-text { }
.c-cal__clear {
  background: none;
  border: none;
  font-family: var(--mono);
  font-size: 0.62rem;
  color: var(--ink-muted);
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ─── Accordion ───────────────────────────────────────────────────────────── */

.c-accordion {
  border: 1px solid var(--rule);
  border-radius: 2px;
  overflow: hidden;
}
.c-accordion__item {
  border-bottom: 1px solid var(--rule);
}
.c-accordion__item:last-child { border-bottom: none; }
.c-accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
  background: var(--paper-warm);
  border: none;
  padding: 0.9rem 1.25rem;
  cursor: pointer;
  text-align: left;
  transition: background 0.1s ease-out;
}
.c-accordion__trigger:hover { background: var(--paper-dark); }
.c-accordion__title {
  font-family: var(--serif);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
}
.c-accordion__caret {
  color: var(--ink-muted);
  flex-shrink: 0;
  transition: transform 0.16s ease-out;
  display: flex;
  align-items: center;
}
.c-accordion__caret.is-open { transform: rotate(180deg); }
.c-accordion__body {
  transform-origin: top;
  animation: paperFoldOpen 160ms ease-out;
}
.c-accordion__content {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--rule);
  background: var(--paper);
}

/* ─── Modal & Drawer ──────────────────────────────────────────────────────── */

.c-modal-backdrop,
.c-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(28,23,18,0.45);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
}
.c-modal {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 2px;
  box-shadow: 4px 6px 0px rgba(28,23,18,0.2);
  width: min(90vw, 36rem);
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  animation: paperLiftIn 180ms ease-out;
}
.c-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--rule);
}
.c-modal__title {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--ink);
  margin: 0;
}
.c-modal__close {
  background: none;
  border: none;
  color: var(--ink-muted);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 2px;
  display: flex;
  align-items: center;
  transition: color 0.1s ease-out;
}
.c-modal__close:hover { color: var(--ink); }
.c-modal__body {
  padding: 1.5rem;
  overflow-y: auto;
  flex: 1;
}

.c-drawer-backdrop {
  justify-content: flex-start;
}
.c-drawer {
  background: var(--paper);
  border-right: 1px solid var(--rule);
  width: min(90vw, 22rem);
  height: 100%;
  display: flex;
  flex-direction: column;
  box-shadow: 4px 0px 16px rgba(28,23,18,0.12);
}
.c-drawer--right {
  margin-left: auto;
  border-right: none;
  border-left: 1px solid var(--rule);
  box-shadow: -4px 0px 16px rgba(28,23,18,0.12);
}
.c-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--rule);
}
.c-drawer__title {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink);
  margin: 0;
}
.c-drawer__body {
  padding: 1.25rem 1.5rem;
  overflow-y: auto;
  flex: 1;
}

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

.c-sidebar {
  width: 14rem;
  flex-shrink: 0;
  background: var(--paper-dark);
  border-right: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 10;
}
.c-sidebar__brand {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--rule);
}
.c-sidebar__brand-name {
  font-family: var(--serif);
  font-size: 1rem;
  color: var(--ink);
  text-decoration: none;
  display: block;
  transition: color 0.12s;
}
.c-sidebar__brand-name:hover { color: var(--rust); }
.c-sidebar__brand-tag {
  font-family: var(--mono);
  font-size: 0.58rem;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  display: block;
  margin-top: 0.15rem;
}
.c-sidebar__nav {
  flex: 1;
  padding: 1rem 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.c-sidebar__section {
  display: flex;
  flex-direction: column;
  margin-bottom: 0.5rem;
}
.c-sidebar__section-label {
  font-family: var(--mono);
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-muted);
  padding: 0.6rem 1.5rem 0.25rem;
  opacity: 0.7;
}
.c-sidebar__item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  text-decoration: none;
  padding: 0.5rem 1.5rem;
  border-left: 2px solid transparent;
  background: none;
  border-right: none;
  border-top: none;
  border-bottom: none;
  cursor: pointer;
  width: 100%;
  text-align: left;
  transition:
    color 0.12s ease-out,
    border-color 0.12s ease-out,
    transform 0.1s ease-out;
}
.c-sidebar__item:hover {
  color: var(--ink);
  border-left-color: var(--rule);
  transform: translateX(2px);
}
.c-sidebar__item.is-active {
  color: var(--ink);
  border-left-color: var(--rust);
  transform: translateX(2px);
}
.c-sidebar__item--parent { justify-content: space-between; }
.c-sidebar__item--child {
  padding-left: 2.5rem;
  font-size: 0.62rem;
}
.c-sidebar__item-icon {
  display: flex;
  align-items: center;
  opacity: 0.7;
  flex-shrink: 0;
}
.c-sidebar__item-label { flex: 1; }
.c-sidebar__caret {
  font-size: 0.55rem;
  color: var(--ink-muted);
  transition: transform 0.16s ease-out;
  opacity: 0.6;
}
.c-sidebar__caret.is-open { transform: rotate(180deg); }
.c-sidebar__children {
  animation: paperFoldOpen 160ms ease-out;
  transform-origin: top;
}
.c-sidebar__group { display: flex; flex-direction: column; }
.c-sidebar__foot {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--rule);
}
.c-sidebar__user {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.6rem;
}
.c-sidebar__avatar {
  width: 1.75rem;
  height: 1.75rem;
  background: var(--paper-warm);
  border: 1.5px solid var(--rule);
  border-radius: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--ink-muted);
  flex-shrink: 0;
  box-shadow: 1px 2px 0 rgba(28,23,18,0.1);
}
.c-sidebar__email {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--ink-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}
.c-sidebar__logout {
  background: none;
  border: none;
  font-family: var(--mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  cursor: pointer;
  padding: 0;
  transition: color 0.12s ease-out;
}
.c-sidebar__logout:hover { color: var(--rust); }

/* ─── Notices & Toasts ────────────────────────────────────────────────────── */

.c-notice {
  border-left: 3px solid var(--rule);
  border-radius: 2px;
  background: var(--paper-warm);
  padding: 0.85rem 1rem 0.85rem 1.1rem;
  font-size: 0.9rem;
  color: var(--ink-muted);
  margin-bottom: 1rem;
}
.c-notice--info    { border-left-color: var(--ink-muted); }
.c-notice--success { border-left-color: var(--sage); color: var(--ink); }
.c-notice--warning { border-left-color: #a07b00; }
.c-notice--danger  { border-left-color: var(--rust); }

.c-toast-region {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.c-toast {
  pointer-events: auto;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  min-width: 16rem;
  max-width: 24rem;
  box-shadow: 3px 4px 0px rgba(28,23,18,0.15);
  animation: paperToastIn 180ms ease-out;
}
.c-toast--info    { border-left: 3px solid var(--ink-muted); }
.c-toast--success { border-left: 3px solid var(--sage); }
.c-toast--warning { border-left: 3px solid #a07b00; }
.c-toast--danger  { border-left: 3px solid var(--rust); }
.c-toast__msg {
  flex: 1;
  font-size: 0.9rem;
  color: var(--ink);
  line-height: 1.4;
}
.c-toast__close {
  background: none;
  border: none;
  color: var(--ink-muted);
  cursor: pointer;
  font-size: 1rem;
  padding: 0;
  line-height: 1;
  flex-shrink: 0;
  transition: color 0.1s;
}
.c-toast__close:hover { color: var(--ink); }

/* ─── Spinner & Loading ───────────────────────────────────────────────────── */

.c-spinner {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-muted);
}
.c-spinner svg {
  animation: spin 0.9s linear infinite;
}
.c-spinner--sm svg { width: 14px; height: 14px; }
.c-spinner--md svg { width: 22px; height: 22px; }
.c-spinner--lg svg { width: 36px; height: 36px; }

@keyframes spin {
  to { transform: rotate(360deg); }
}

.c-loading-overlay {
  position: absolute;
  inset: 0;
  background: rgba(245,240,232,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  border-radius: inherit;
}

/* ─── Breadcrumb & Tabs ───────────────────────────────────────────────────── */

.c-breadcrumb__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  list-style: none;
  gap: 0.1rem;
}
.c-breadcrumb__item {
  display: flex;
  align-items: center;
  gap: 0.1rem;
}
.c-breadcrumb__link {
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--ink-muted);
  text-decoration: none;
  transition: color 0.1s;
}
.c-breadcrumb__link:hover { color: var(--ink); }
.c-breadcrumb__current {
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--ink);
}
.c-breadcrumb__sep {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--ink-muted);
  padding: 0 0.15rem;
  opacity: 0.5;
}

.c-tabs__bar {
  display: flex;
  border-bottom: 1px solid var(--rule);
  gap: 0;
}
.c-tabs__tab {
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  padding: 0.65rem 1.25rem;
  border: none;
  border-bottom: 2px solid transparent;
  background: none;
  cursor: pointer;
  text-decoration: none;
  transition: color 0.12s ease-out, border-color 0.12s ease-out, transform 0.08s linear;
  margin-bottom: -1px;
}
.c-tabs__tab:hover { color: var(--ink); }
.c-tabs__tab.is-active {
  color: var(--ink);
  border-bottom-color: var(--rust);
}
.c-tabs__panel {
  padding-top: 1.25rem;
  animation: paperSlideIn 150ms ease-out;
}

/* ─── Responsive ──────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
  .c-sidebar {
    width: 100%;
    height: auto;
    position: relative;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .c-grid__toolbar { flex-direction: column; align-items: stretch; }
  .c-form-row { grid-template-columns: 1fr; }
}