/* =============================================================
   Circula — Component Styles (c-*)
   Prefijo c- para coexistir con clases legacy (.btn, .card, etc).
   Depende de colors_and_type.css (tokens --ck-*).
   ============================================================= */

* { box-sizing: border-box; }

/* =============================================================
   BUTTON — c-btn
   Variantes: primary | secondary | ghost | danger | link
   Tamaños:   xs | sm | md (default) | lg
   ============================================================= */
.c-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--ck-space-2);
  font-family: var(--ck-font-sans);
  font-weight: var(--ck-fw-semibold);
  font-size: var(--ck-text-body);
  line-height: 1;
  border-radius: var(--ck-radius-md);
  border: 1px solid transparent;
  padding: 10px 16px;
  min-height: var(--ck-touch-min);
  cursor: pointer;
  transition: background var(--ck-dur-micro) var(--ck-ease-out),
              border-color var(--ck-dur-micro) var(--ck-ease-out),
              box-shadow var(--ck-dur-micro) var(--ck-ease-out),
              color var(--ck-dur-micro) var(--ck-ease-out);
  user-select: none;
  white-space: nowrap;
}
.c-btn:focus-visible { outline: none; box-shadow: var(--ck-ring-primary); }
.c-btn:active        { transform: scale(0.98); }
.c-btn:disabled,
.c-btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}
.c-btn[data-loading="true"] {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}
.c-btn[data-loading="true"]::after {
  content: '';
  position: absolute; inset: 0;
  margin: auto;
  width: 18px; height: 18px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: c-spin 0.7s linear infinite;
  color: var(--ck-text);
}
@keyframes c-spin { to { transform: rotate(360deg); } }

/* Sizes */
.c-btn--xs { padding: 6px 10px;  font-size: var(--ck-text-xs);  min-height: 28px; gap: 4px; text-transform: none; letter-spacing: 0; }
.c-btn--sm { padding: 8px 12px;  font-size: var(--ck-text-sm);  min-height: 36px; }
.c-btn--lg { padding: 14px 22px; font-size: var(--ck-text-body-lg); min-height: 52px; }

/* Variants */
.c-btn--primary {
  background: var(--ck-primary);
  color: #fff;
}
.c-btn--primary:hover { background: var(--ck-primary-hover); }
.c-btn--primary:active { background: var(--ck-primary-active); }

.c-btn--secondary {
  background: var(--ck-surface);
  color: var(--ck-text);
  border-color: var(--ck-border-strong);
}
.c-btn--secondary:hover { background: var(--ck-neutral-100); border-color: var(--ck-neutral-400); }

.c-btn--ghost {
  background: transparent;
  color: var(--ck-text);
}
.c-btn--ghost:hover { background: var(--ck-neutral-100); }

.c-btn--danger {
  background: var(--ck-danger-500);
  color: #fff;
}
.c-btn--danger:hover { background: var(--ck-danger-700); }
.c-btn--danger:focus-visible { box-shadow: var(--ck-ring-danger); }

.c-btn--link {
  background: transparent;
  color: var(--ck-primary);
  min-height: auto;
  padding: 4px 0;
  text-decoration: none;
  font-weight: var(--ck-fw-medium);
  border-radius: var(--ck-radius-sm);
}
.c-btn--link:hover { text-decoration: underline; }

/* Icon-only button */
.c-btn--icon { padding: 10px; min-width: var(--ck-touch-min); }
.c-btn--icon.c-btn--sm { padding: 8px; min-width: 36px; }
.c-btn--icon.c-btn--xs { padding: 6px; min-width: 28px; }

/* =============================================================
   INPUT · FORM CONTROLS — c-field, c-input
   ============================================================= */
.c-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.c-field__label {
  font-size: var(--ck-text-sm);
  font-weight: var(--ck-fw-medium);
  color: var(--ck-text);
}
.c-field__label .c-field__req { color: var(--ck-danger-500); margin-left: 2px; }
.c-field__hint {
  font-size: var(--ck-text-xs);
  letter-spacing: 0.02em;
  text-transform: none;
  color: var(--ck-text-muted);
}
.c-field__error {
  font-size: var(--ck-text-sm);
  color: var(--ck-danger-700);
  display: flex;
  align-items: center;
  gap: 6px;
}

.c-input,
.c-select,
.c-textarea {
  font-family: var(--ck-font-sans);
  font-size: var(--ck-text-body);
  line-height: var(--ck-lh-body);
  color: var(--ck-text);
  background: var(--ck-surface);
  border: 1px solid var(--ck-border-strong);
  border-radius: var(--ck-radius-md);
  padding: 10px 14px;
  min-height: var(--ck-touch-min);
  width: 100%;
  transition: border-color var(--ck-dur-micro) var(--ck-ease-out),
              box-shadow var(--ck-dur-micro) var(--ck-ease-out);
}
.c-input::placeholder,
.c-textarea::placeholder { color: var(--ck-text-muted); }

.c-input:focus,
.c-select:focus,
.c-textarea:focus {
  outline: none;
  border-color: var(--ck-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.16);
}
.c-input[aria-invalid="true"],
.c-select[aria-invalid="true"],
.c-textarea[aria-invalid="true"] {
  border-color: var(--ck-danger-500);
}
.c-input[aria-invalid="true"]:focus {
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12);
}
.c-input:disabled,
.c-select:disabled,
.c-textarea:disabled {
  background: var(--ck-neutral-100);
  color: var(--ck-text-muted);
  cursor: not-allowed;
}
.c-textarea { min-height: 96px; resize: vertical; line-height: var(--ck-lh-body); }

.c-select {
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

/* Checkbox + Radio */
.c-checkbox, .c-radio {
  display: inline-flex;
  align-items: flex-start;
  gap: var(--ck-space-3);
  cursor: pointer;
  font-size: var(--ck-text-body);
  line-height: var(--ck-lh-body);
  color: var(--ck-text);
}
.c-checkbox input, .c-radio input {
  appearance: none;
  width: 20px; height: 20px;
  border: 1.5px solid var(--ck-border-strong);
  background: var(--ck-surface);
  flex-shrink: 0;
  margin-top: 3px;
  cursor: pointer;
  transition: border-color var(--ck-dur-micro), background var(--ck-dur-micro);
}
.c-checkbox input { border-radius: 4px; }
.c-radio input    { border-radius: 50%; }

.c-checkbox input:checked {
  background: var(--ck-primary);
  border-color: var(--ck-primary);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>");
  background-repeat: no-repeat;
  background-position: center;
}
.c-radio input:checked {
  border-color: var(--ck-primary);
  border-width: 6px;
}
.c-checkbox input:focus-visible,
.c-radio input:focus-visible { box-shadow: var(--ck-ring-primary); outline: none; }

/* =============================================================
   CARD — c-card
   ============================================================= */
.c-card {
  background: var(--ck-surface);
  border: 1px solid var(--ck-border);
  border-radius: var(--ck-radius-lg);
  box-shadow: var(--ck-shadow-sm);
  padding: var(--ck-space-6);
  transition: box-shadow var(--ck-dur-micro) var(--ck-ease-out),
              border-color var(--ck-dur-micro) var(--ck-ease-out);
}
@media (max-width: 600px) {
  .c-card { padding: var(--ck-space-4); }
}
.c-card--interactive { cursor: pointer; }
.c-card--interactive:hover { box-shadow: var(--ck-shadow-md); }
.c-card--urgent  { border-left: 4px solid var(--ck-danger-500); }
.c-card--warn    { border-left: 4px solid var(--ck-warning-500); }
.c-card--info    { background: var(--ck-info-50); border-color: var(--ck-info-200); }
.c-card--success { background: var(--ck-success-50); border-color: var(--ck-success-200); }

.c-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ck-space-3);
  margin-bottom: var(--ck-space-4);
}
.c-card__title {
  font-size: var(--ck-text-h3);
  line-height: var(--ck-lh-h3);
  font-weight: var(--ck-fw-semibold);
  margin: 0;
}
.c-card__meta {
  font-size: var(--ck-text-sm);
  color: var(--ck-text-secondary);
}

/* =============================================================
   TAG / BADGE — c-tag
   ============================================================= */
.c-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--ck-text-xs);
  font-weight: var(--ck-fw-semibold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: var(--ck-radius-sm);
  background: var(--ck-neutral-100);
  color: var(--ck-neutral-700);
  border: 1px solid transparent;
  white-space: nowrap;
}
.c-tag--lg { font-size: var(--ck-text-sm); padding: 6px 10px; letter-spacing: 0.02em; }
.c-tag--success { background: var(--ck-success-100); color: var(--ck-success-900); }
.c-tag--warning { background: var(--ck-warning-100); color: var(--ck-warning-900); }
.c-tag--danger  { background: var(--ck-danger-100);  color: var(--ck-danger-900);  }
.c-tag--info    { background: var(--ck-info-100);    color: var(--ck-info-900);    }
.c-tag--neutral { background: var(--ck-neutral-100); color: var(--ck-neutral-700); }
.c-tag--outline { background: transparent; border-color: currentColor; }

.c-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.c-dot--ok      { background: var(--ck-success-500); }
.c-dot--warning { background: var(--ck-warning-500); }
.c-dot--danger  { background: var(--ck-danger-500); }
.c-dot--info    { background: var(--ck-info-500); }

/* =============================================================
   MODAL — c-modal
   ============================================================= */
.c-modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, 0.6);
  z-index: var(--ck-z-modal);
  display: grid;
  place-items: center;
  padding: var(--ck-space-4);
  animation: c-fade var(--ck-dur-soft) var(--ck-ease-out);
}
.c-modal {
  background: var(--ck-surface);
  border-radius: var(--ck-radius-xl);
  box-shadow: var(--ck-shadow-elevated);
  max-height: calc(100vh - 32px);
  width: 100%;
  max-width: 560px;
  display: flex;
  flex-direction: column;
  animation: c-pop var(--ck-dur-soft) var(--ck-ease-out);
}
.c-modal--sm { max-width: 420px; }
.c-modal--lg { max-width: 800px; }

.c-modal__header {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--ck-space-5) var(--ck-space-6);
  border-bottom: 1px solid var(--ck-border);
  gap: var(--ck-space-4);
}
.c-modal__title {
  font-size: var(--ck-text-h3);
  line-height: var(--ck-lh-h3);
  font-weight: var(--ck-fw-semibold);
  margin: 0;
}
.c-modal__body {
  padding: var(--ck-space-6);
  overflow-y: auto;
  flex: 1;
}
.c-modal__footer {
  display: flex; justify-content: flex-end; gap: var(--ck-space-3);
  padding: var(--ck-space-4) var(--ck-space-6);
  border-top: 1px solid var(--ck-border);
  background: var(--ck-surface);
  position: sticky; bottom: 0;
  border-bottom-left-radius: var(--ck-radius-xl);
  border-bottom-right-radius: var(--ck-radius-xl);
}

@keyframes c-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes c-pop {
  from { opacity: 0; transform: translateY(8px) scale(0.985); }
  to   { opacity: 1; transform: none; }
}

/* =============================================================
   TOAST — c-toast
   ============================================================= */
.c-toast {
  display: flex;
  align-items: flex-start;
  gap: var(--ck-space-3);
  padding: var(--ck-space-4) var(--ck-space-5);
  background: var(--ck-surface);
  border: 1px solid var(--ck-border);
  border-left: 4px solid var(--ck-info-500);
  border-radius: var(--ck-radius-md);
  box-shadow: var(--ck-shadow-elevated);
  min-width: 320px;
  max-width: 480px;
  position: relative;
  overflow: hidden;
}
.c-toast--success { border-left-color: var(--ck-success-500); }
.c-toast--warning { border-left-color: var(--ck-warning-500); }
.c-toast--danger  { border-left-color: var(--ck-danger-500); }
.c-toast__icon { color: var(--ck-info-500); flex-shrink: 0; margin-top: 2px; }
.c-toast--success .c-toast__icon { color: var(--ck-success-500); }
.c-toast--warning .c-toast__icon { color: var(--ck-warning-500); }
.c-toast--danger  .c-toast__icon { color: var(--ck-danger-500); }
.c-toast__title { font-weight: var(--ck-fw-semibold); }
.c-toast__msg   { font-size: var(--ck-text-sm); color: var(--ck-text-secondary); margin-top: 2px; }
.c-toast__progress {
  position: absolute; left: 0; bottom: 0;
  height: 3px;
  background: var(--ck-info-500);
  width: 100%;
  transform-origin: left;
  animation: c-toast-progress 5s linear forwards;
}
.c-toast--success .c-toast__progress { background: var(--ck-success-500); }
.c-toast--warning .c-toast__progress { background: var(--ck-warning-500); }
.c-toast--danger  .c-toast__progress { background: var(--ck-danger-500); }
@keyframes c-toast-progress { from { transform: scaleX(1); } to { transform: scaleX(0); } }

/* =============================================================
   BANNER — c-banner
   ============================================================= */
.c-banner {
  display: flex;
  align-items: flex-start;
  gap: var(--ck-space-3);
  padding: var(--ck-space-4) var(--ck-space-5);
  background: var(--ck-info-50);
  border: 1px solid var(--ck-info-200);
  border-radius: var(--ck-radius-md);
  color: var(--ck-info-900);
}
.c-banner--warning { background: var(--ck-warning-50);  border-color: var(--ck-warning-200);  color: var(--ck-warning-900);  }
.c-banner--danger  { background: var(--ck-danger-50);   border-color: var(--ck-danger-200);   color: var(--ck-danger-900);   }
.c-banner--success { background: var(--ck-success-50);  border-color: var(--ck-success-200);  color: var(--ck-success-900);  }
.c-banner__icon { flex-shrink: 0; margin-top: 2px; }
.c-banner__body { flex: 1; }
.c-banner__title { font-weight: var(--ck-fw-semibold); margin-bottom: 2px; }
.c-banner__close {
  background: transparent; border: none; cursor: pointer;
  padding: 4px; color: inherit; opacity: 0.6;
  border-radius: var(--ck-radius-sm);
}
.c-banner__close:hover { opacity: 1; background: rgba(0,0,0,0.05); }

/* =============================================================
   TABLE — c-table (densa para backoffice)
   ============================================================= */
.c-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: var(--ck-text-sm);
  background: var(--ck-surface);
}
.c-table th {
  text-align: left;
  font-size: var(--ck-text-xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: var(--ck-fw-semibold);
  color: var(--ck-text-muted);
  padding: 10px 16px;
  background: var(--ck-neutral-50);
  border-bottom: 1px solid var(--ck-border);
}
.c-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--ck-border);
  color: var(--ck-text);
  vertical-align: middle;
}
.c-table tbody tr:last-child td { border-bottom: none; }
.c-table tbody tr:hover { background: var(--ck-neutral-50); }
.c-table tbody tr[aria-selected="true"] { background: var(--ck-primary-50); }

/* =============================================================
   AVATAR (vehículo / cliente)
   ============================================================= */
.c-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--ck-primary-light);
  color: var(--ck-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.c-avatar--sm { width: 32px; height: 32px; }
.c-avatar--lg { width: 56px; height: 56px; }
.c-avatar--neutral { background: var(--ck-neutral-100); color: var(--ck-neutral-700); }
.c-avatar--success { background: var(--ck-success-100); color: var(--ck-success-700); }
.c-avatar--warning { background: var(--ck-warning-100); color: var(--ck-warning-700); }
.c-avatar--danger  { background: var(--ck-danger-100);  color: var(--ck-danger-700);  }

/* =============================================================
   PROGRESS TRACKER (stepper)
   ============================================================= */
.c-stepper {
  display: flex;
  align-items: center;
  gap: 0;
  width: 100%;
}
.c-stepper__step {
  display: flex;
  align-items: center;
  gap: var(--ck-space-2);
  flex: 1;
  min-width: 0;
}
.c-stepper__bullet {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--ck-neutral-100);
  color: var(--ck-text-muted);
  display: grid; place-items: center;
  font-size: var(--ck-text-sm);
  font-weight: var(--ck-fw-semibold);
  border: 2px solid transparent;
  flex-shrink: 0;
}
.c-stepper__label {
  font-size: var(--ck-text-sm);
  color: var(--ck-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.c-stepper__line {
  flex: 1; height: 2px; background: var(--ck-neutral-200);
  margin: 0 var(--ck-space-2);
}
.c-stepper__step[data-state="done"]    .c-stepper__bullet { background: var(--ck-success-500); color: #fff; }
.c-stepper__step[data-state="done"] +  .c-stepper__line   { background: var(--ck-success-500); }
.c-stepper__step[data-state="active"]  .c-stepper__bullet { background: var(--ck-primary); color: #fff; border-color: rgba(37,99,235,0.20); box-shadow: 0 0 0 4px rgba(37,99,235,0.10); }
.c-stepper__step[data-state="active"]  .c-stepper__label  { color: var(--ck-text); font-weight: var(--ck-fw-semibold); }

/* =============================================================
   SIDEBAR / NAV
   ============================================================= */
.c-sidebar {
  width: var(--ck-sidebar-width);
  background: var(--ck-surface);
  border-right: 1px solid var(--ck-border);
  padding: var(--ck-space-5) var(--ck-space-3);
  display: flex; flex-direction: column;
  gap: var(--ck-space-1);
}
.c-nav-item {
  display: flex;
  align-items: center;
  gap: var(--ck-space-3);
  padding: 10px 14px;
  border-radius: var(--ck-radius-md);
  color: var(--ck-text-secondary);
  font-size: var(--ck-text-body);
  font-weight: var(--ck-fw-medium);
  text-decoration: none;
  cursor: pointer;
  border-left: 3px solid transparent;
  margin-left: -3px;
  transition: background var(--ck-dur-micro) var(--ck-ease-out),
              color var(--ck-dur-micro) var(--ck-ease-out);
}
.c-nav-item:hover { background: var(--ck-neutral-100); color: var(--ck-text); }
.c-nav-item[aria-current="page"],
.c-nav-item.is-active {
  background: var(--ck-primary-light);
  color: var(--ck-primary);
  border-left-color: var(--ck-primary);
  font-weight: var(--ck-fw-semibold);
}
.c-nav-item__icon { width: 20px; height: 20px; flex-shrink: 0; }
.c-nav-item__count {
  margin-left: auto;
  font-size: var(--ck-text-xs);
  padding: 2px 8px;
  min-width: 20px;
  border-radius: var(--ck-radius-full);
  background: var(--ck-danger-600, #dc2626);
  color: #ffffff;
  font-weight: var(--ck-fw-bold);
  line-height: 1;
  text-align: center;
  box-shadow: 0 0 0 2px var(--ck-surface, #fff);
}
.c-nav-item.is-active .c-nav-item__count {
  background: #ffffff;
  color: var(--ck-primary);
  box-shadow: 0 0 0 2px var(--ck-primary-50, #eff6ff);
}

/* =============================================================
   EMPTY STATE
   ============================================================= */
.c-empty {
  text-align: center;
  padding: var(--ck-space-12) var(--ck-space-6);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--ck-space-3);
}
.c-empty__icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--ck-neutral-100);
  color: var(--ck-text-muted);
  display: grid; place-items: center;
  margin-bottom: var(--ck-space-2);
}
.c-empty__title { font-size: var(--ck-text-h3); font-weight: var(--ck-fw-semibold); }
.c-empty__msg   { color: var(--ck-text-secondary); max-width: 360px; }

/* =============================================================
   SKELETON
   ============================================================= */
.c-skel {
  background: linear-gradient(
    90deg,
    var(--ck-neutral-100) 0%,
    var(--ck-neutral-200) 50%,
    var(--ck-neutral-100) 100%
  );
  background-size: 200% 100%;
  border-radius: var(--ck-radius-sm);
  animation: c-skel 1.4s ease-in-out infinite;
}
@keyframes c-skel { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.c-skel--text   { height: 14px; width: 100%; }
.c-skel--title  { height: 22px; width: 60%; }
.c-skel--avatar { width: 40px; height: 40px; border-radius: 50%; }

/* =============================================================
   FILTER CHIPS
   ============================================================= */
.c-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--ck-space-2);
  padding: 6px 12px;
  font-size: var(--ck-text-sm);
  font-weight: var(--ck-fw-medium);
  border-radius: var(--ck-radius-full);
  background: var(--ck-surface);
  color: var(--ck-text-secondary);
  border: 1px solid var(--ck-border-strong);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--ck-dur-micro) var(--ck-ease-out);
}
.c-chip:hover { border-color: var(--ck-neutral-400); color: var(--ck-text); }
.c-chip[aria-pressed="true"],
.c-chip.is-active {
  background: var(--ck-primary);
  color: #fff;
  border-color: var(--ck-primary);
}
.c-chip__count {
  display: inline-grid;
  place-items: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: var(--ck-radius-full);
  background: var(--ck-neutral-100);
  color: var(--ck-text-secondary);
  font-size: var(--ck-text-xs);
  font-weight: var(--ck-fw-semibold);
}
.c-chip.is-active .c-chip__count { background: rgba(255,255,255,0.25); color: #fff; }

/* =============================================================
   FLOATING CART BAR (carrito persistente del portal)
   ============================================================= */
.c-cart {
  position: fixed;
  bottom: var(--ck-space-4);
  left: 50%;
  transform: translateX(-50%);
  background: var(--ck-neutral-900);
  color: #fff;
  border-radius: var(--ck-radius-full);
  padding: 10px 12px 10px 20px;
  display: flex; align-items: center; gap: var(--ck-space-4);
  box-shadow: var(--ck-shadow-elevated);
  z-index: var(--ck-z-sticky);
}
.c-cart__count {
  font-size: var(--ck-text-sm);
  font-weight: var(--ck-fw-semibold);
}
.c-cart__amount {
  font-family: var(--ck-font-mono);
  font-weight: var(--ck-fw-semibold);
  font-size: var(--ck-text-body);
  border-left: 1px solid rgba(255,255,255,0.18);
  padding-left: var(--ck-space-4);
}

/* =============================================================
   KPI CARD (panel operadora)
   ============================================================= */
.c-kpi {
  background: var(--ck-surface);
  border: 1px solid var(--ck-border);
  border-radius: var(--ck-radius-lg);
  padding: var(--ck-space-5);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.c-kpi__label {
  font-size: var(--ck-text-xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ck-text-muted);
  font-weight: var(--ck-fw-medium);
}
.c-kpi__value {
  font-size: 36px;
  line-height: 1.1;
  font-weight: var(--ck-fw-bold);
  color: var(--ck-text);
  font-variant-numeric: tabular-nums;
}
.c-kpi__delta {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: var(--ck-text-sm);
  font-weight: var(--ck-fw-semibold);
}
.c-kpi__delta--up   { color: var(--ck-success-700); }
.c-kpi__delta--down { color: var(--ck-danger-700); }
.c-kpi__detail {
  font-size: var(--ck-text-sm);
  color: var(--ck-text-muted);
  line-height: var(--ck-lh-sm);
}

/* Variantes semánticas con border-left tinted (mismo patrón que c-card) */
.c-kpi--danger  { border-left: 4px solid var(--ck-danger-500); }
.c-kpi--danger  .c-kpi__value { color: var(--ck-danger-700); }
.c-kpi--warning { border-left: 4px solid var(--ck-warning-500); }
.c-kpi--warning .c-kpi__value { color: var(--ck-warning-700); }
.c-kpi--success { border-left: 4px solid var(--ck-success-500); }
.c-kpi--success .c-kpi__value { color: var(--ck-success-700); }
.c-kpi--info    { border-left: 4px solid var(--ck-info-500); }
.c-kpi--info    .c-kpi__value { color: var(--ck-info-700); }

/* Variante clickable · cursor pointer + hover sombra (sin transform) */
.c-kpi--clickable { cursor: pointer; transition: box-shadow var(--ck-dur-micro) var(--ck-ease-out), border-color var(--ck-dur-micro) var(--ck-ease-out); }
.c-kpi--clickable:hover { box-shadow: var(--ck-shadow-md); }
.c-kpi--clickable:focus-visible {
  outline: none;
  box-shadow: var(--ck-ring-primary);
  border-color: var(--ck-primary);
}

/* =============================================================
   TOPBAR — c-topbar
   Cabecera horizontal con marca + nav de tabs (backoffice).
   Coexiste con .header legacy.
   ============================================================= */
.c-topbar {
  background: var(--ck-surface);
  border-bottom: 1px solid var(--ck-border);
  box-shadow: var(--ck-shadow-sm);
  position: sticky; top: 0;
  z-index: 50;
}
.c-topbar__inner {
  display: flex; align-items: center; gap: var(--ck-space-4);
  padding: var(--ck-space-3) var(--ck-space-5);
  max-width: 1280px; margin: 0 auto;
}
.c-topbar__brand {
  display: flex; align-items: center; gap: var(--ck-space-3);
  flex-shrink: 0;
}
.c-topbar__title {
  font-family: var(--ck-font-sans);
  font-weight: var(--ck-fw-bold);
  font-size: var(--ck-text-body-lg);
  color: var(--ck-text);
  line-height: 1.1;
}
.c-topbar__subtitle {
  font-size: var(--ck-text-sm);
  color: var(--ck-text-muted);
  line-height: 1.1;
}
.c-topbar__nav {
  display: flex; align-items: center; gap: var(--ck-space-2);
  margin-left: auto;
  flex-wrap: wrap;
}
.c-topbar__link {
  display: inline-flex; align-items: center; gap: var(--ck-space-2);
  padding: var(--ck-space-2) var(--ck-space-3);
  border-radius: var(--ck-radius-md);
  font-size: var(--ck-text-body);
  font-weight: var(--ck-fw-medium);
  color: var(--ck-text-muted);
  text-decoration: none;
  transition: background var(--ck-dur-micro) var(--ck-ease-out),
              color var(--ck-dur-micro) var(--ck-ease-out);
}
.c-topbar__link:hover { background: var(--ck-neutral-100); color: var(--ck-text); }
.c-topbar__link--active,
.c-topbar__link[aria-current="page"] {
  background: var(--ck-primary-50);
  color: var(--ck-primary-700);
  font-weight: var(--ck-fw-semibold);
}
.c-topbar__badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 20px; height: 20px; padding: 0 6px;
  margin-left: 6px;
  border-radius: 999px;
  /* Color sólido + ring blanco · destaca incluso sobre bg primary-50 del link activo */
  background: var(--ck-danger-600, #dc2626);
  color: #ffffff;
  font-size: var(--ck-text-xs);
  font-weight: var(--ck-fw-bold);
  line-height: 1;
  box-shadow: 0 0 0 2px var(--ck-surface, #ffffff);
}
.c-topbar__link--active .c-topbar__badge,
.c-topbar__link[aria-current="page"] .c-topbar__badge {
  /* Cuando el link está activo (bg primary-50), reforzar el ring para máximo contraste */
  box-shadow: 0 0 0 2px var(--ck-primary-50, #eff6ff);
}

/* =============================================================
   ACTION TILE — c-action-tile
   Tarjeta cuadrada con icono + título + subtítulo (atajo rápido).
   ============================================================= */
.c-action-tile {
  display: flex; flex-direction: column; justify-content: center;
  gap: var(--ck-space-2);
  padding: var(--ck-space-5);
  background: var(--ck-surface);
  border: 2px solid var(--ck-border);
  border-radius: var(--ck-radius-lg);
  text-decoration: none;
  color: var(--ck-text);
  min-height: 120px;
  transition: border-color var(--ck-dur-micro) var(--ck-ease-out),
              box-shadow var(--ck-dur-micro) var(--ck-ease-out);
}
.c-action-tile:hover { border-color: var(--ck-primary); box-shadow: var(--ck-shadow-md); }
.c-action-tile--primary { border-color: var(--ck-primary); }
.c-action-tile__icon {
  font-size: 2rem; line-height: 1;
}
.c-action-tile__icon i[data-lucide] { width: 28px; height: 28px; color: var(--ck-primary); }
.c-action-tile__title {
  font-size: var(--ck-text-body-lg);
  font-weight: var(--ck-fw-bold);
  color: var(--ck-text);
}
.c-action-tile--primary .c-action-tile__title { color: var(--ck-primary-700); }
.c-action-tile__subtitle {
  font-size: var(--ck-text-sm);
  color: var(--ck-text-muted);
}

/* =============================================================
   PROPUESTAS v2 · sumadas desde Circula Design System (1).zip
   ============================================================= */

/* c-btn--danger-soft · acción destructiva de baja jerarquía (ej. "Rechazar"
   junto a un "Aceptar" primario). Evita dos botones rojos sólidos. */
.c-btn--danger-soft {
  background: var(--ck-danger-50);
  color: var(--ck-danger-700);
  border-color: var(--ck-danger-200);
}
.c-btn--danger-soft:hover { background: var(--ck-danger-100); border-color: var(--ck-danger-500); }
.c-btn--danger-soft:focus-visible { box-shadow: var(--ck-ring-danger); }

/* c-waiting · chip de 'esperando respuesta / sin movimiento' con escalado
   por días. Para pipeline de solicitudes y vista 'Por operador'. */
.c-waiting {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: var(--ck-text-sm);
  font-weight: var(--ck-fw-medium);
  padding: 3px 10px;
  border-radius: var(--ck-radius-full);
  background: var(--ck-neutral-100);
  color: var(--ck-neutral-700);
}
.c-waiting i[data-lucide] { width: 14px; height: 14px; }
.c-waiting--soon   { background: var(--ck-warning-100); color: var(--ck-warning-900); }
.c-waiting--urgent { background: var(--ck-danger-100);  color: var(--ck-danger-900); font-weight: var(--ck-fw-semibold); }

/* c-drawer · panel lateral derecho. Reemplaza modales pesados manteniendo
   el contexto de la lista visible. Reusa c-modal__header/body/footer adentro. */
.c-drawer-backdrop {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, 0.45);
  z-index: var(--ck-z-modal);
  display: flex; justify-content: flex-end;
  animation: c-fade var(--ck-dur-soft) var(--ck-ease-out);
}
.c-drawer {
  background: var(--ck-surface);
  width: 100%; max-width: 480px; height: 100vh;
  display: flex; flex-direction: column;
  box-shadow: var(--ck-shadow-elevated);
  animation: c-drawer-in var(--ck-dur-soft) var(--ck-ease-out);
}
.c-drawer--lg { max-width: 640px; }
.c-drawer .c-modal__footer { border-radius: 0; }
@keyframes c-drawer-in { from { transform: translateX(100%); } to { transform: none; } }
@media (prefers-reduced-motion: reduce) { .c-drawer { animation: none; } }
@media (max-width: 640px) { .c-drawer, .c-drawer--lg { max-width: 100%; } }