/* ClinicOS V4 — L3 Card Grid（Presentation Rebuild Phase 1A）
 *
 * 全部顏色、圓角、陰影都取自既有的 design-tokens.css（--cos-*），不新增任何 token、
 * 不建立第二套 Design System。選擇器一律以 .nav-card-grid-v1 / .nav-card-v1 起頭，
 * 不碰任何既有 class，因此不可能影響其他頁面。 */

.nav-card-grid-v1 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 12px;
}

.nav-card-v1 {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  min-width: 0;
  padding: 16px;
  text-align: left;
  font: inherit;
  color: var(--cos-text, #1f2430);
  background: var(--cos-surface, #fff);
  border: 1px solid var(--cos-border, #e5e7eb);
  border-radius: var(--cos-radius-md, 12px);
  box-shadow: var(--cos-shadow-sm, 0 1px 3px rgba(16, 24, 40, .06));
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s, background .15s;
}

.nav-card-v1:hover:not(.is-inert) {
  border-color: var(--cos-accent, #0f6cbd);
  box-shadow: var(--cos-shadow-md, 0 4px 16px rgba(16, 24, 40, .08));
}

.nav-card-v1:focus-visible {
  outline: 2px solid var(--cos-accent, #0f6cbd);
  outline-offset: 2px;
}

.nav-card-v1.is-inert {
  cursor: not-allowed;
  background: var(--cos-surface-muted, #f7f8fa);
  box-shadow: none;
}

.nav-card-v1__icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  font-size: 18px;
  line-height: 1;
  border-radius: var(--cos-radius-sm, 8px);
  background: var(--cos-accent-soft, #eef6fe);
  border: 1px solid var(--cos-accent-soft-border, #cfe3fb);
}

.nav-card-v1.is-inert .nav-card-v1__icon {
  background: var(--cos-surface-muted, #f7f8fa);
  border-color: var(--cos-border, #e5e7eb);
  filter: grayscale(1);
  opacity: .7;
}

/* icon 是選用的：Registry 沒給就整格不佔空間，卡片不會出現一塊空白 */
.nav-card-v1__icon:empty { display: none; }

.nav-card-v1__body {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-card-v1__title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
}

.nav-card-v1__badge {
  flex: 0 0 auto;
  padding: 1px 8px;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--cos-text-subtle, #667085);
  background: var(--cos-surface-muted, #f7f8fa);
  border: 1px solid var(--cos-border, #e5e7eb);
  border-radius: var(--cos-radius-pill, 999px);
}

.nav-card-v1__desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--cos-text-subtle, #667085);
  overflow-wrap: anywhere;
}

/* 只有不能進入的卡才有這一行，說明為什麼點不下去 */
.nav-card-v1__hint {
  margin-top: 2px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--cos-text-muted, #8a94a6);
}

.nav-card-grid-v1__empty {
  padding: 24px;
  font-size: 14px;
  color: var(--cos-text-subtle, #667085);
  background: var(--cos-surface-muted, #f7f8fa);
  border: 1px dashed var(--cos-border-strong, #d8dce3);
  border-radius: var(--cos-radius-md, 12px);
}

@media (max-width: 640px) {
  .nav-card-grid-v1 { grid-template-columns: 1fr; }
}