/* The LPA trainings page (templates/public/trainings.html, pages/trainings.py).
 *
 * Page-only rules, outside the 15 KB component budget. The cards copy the
 * homepage class cards (home.css: .ui-home__class-*, .ui-home__slot*), so the
 * two look alike without this page loading the homepage's sheet. Every box
 * sets its own margins and every link its own decoration, as on every new
 * page (CONVENTIONS.md 6.4).
 */

/* The page and its head. */
.ui-trainings {
  position: relative;
  padding: var(--ui-space-7) 0 var(--ui-space-9);
}

.ui-trainings__inner {
  display: flex;
  flex-direction: column;
  gap: var(--ui-space-7);
}

.ui-trainings__head {
  display: flex;
  flex-direction: column;
  gap: var(--ui-space-3);
  max-width: 44rem;
}

.ui-trainings__eyebrow,
.ui-trainings__title,
.ui-trainings__lead {
  margin: 0;
}

/* The cards: one column on a phone, then 2, 3 and 4. A wrapping row rather
   than a grid, so one or two trainings sit in the middle. */
.ui-trainings__grid {
  display: grid;
  gap: var(--ui-space-5);
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 600px) {
  .ui-trainings__grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
  }

  .ui-trainings__card {
    flex: 0 0 calc((100% - var(--ui-space-5)) / 2);
    min-width: 0;
  }
}

@media (min-width: 900px) {
  .ui-trainings__card {
    flex: 0 0 calc((100% - 2 * var(--ui-space-5)) / 3);
  }
}

@media (min-width: 1600px) {
  .ui-trainings__card {
    flex: 0 0 calc((100% - 3 * var(--ui-space-5)) / 4);
  }
}

/* A card leads to the training's page: the name's link stretches over the
   whole card, so a tap anywhere opens it; the box is the same link. */
.ui-trainings__card {
  position: relative;
}

.ui-trainings__card:hover {
  border-color: var(--ui-color-line-button);
}

.ui-trainings__open {
  margin: 0;
  color: inherit;
  text-decoration: none;
}

.ui-trainings__open::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

.ui-trainings__open:focus-visible {
  outline: none;
}

.ui-trainings__open:focus-visible::after {
  outline: 2px solid var(--ui-color-focus);
  outline-offset: -2px;
}

/* The photo, 3:2, whole; its box keeps its shape before the file arrives. */
.ui-trainings__photo {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  background: var(--ui-color-sunken);
}

/* A plain white card: the head runs straight into the description. */
.ui-trainings__card-head {
  padding-bottom: 0;
}

.ui-trainings__card-body {
  padding-top: var(--ui-space-3);
}

.ui-trainings__date {
  margin: 0;
  color: var(--ui-color-ink-muted);
}

.ui-trainings__subtitle {
  margin: 0;
  color: inherit;
  font-size: var(--ui-text-base);
  font-weight: var(--ui-weight-medium);
  line-height: var(--ui-leading-snug);
}

/* "Vairāk →" says the card opens; it is not a control of its own. */
.ui-trainings__more {
  margin: 0;
  color: var(--ui-color-brand);
  font-size: var(--ui-text-sm);
  font-weight: var(--ui-weight-medium);
  text-decoration: underline;
  text-underline-offset: 3px;
  white-space: nowrap;
}

/* The way to sign up: a shaded box that is the link to the training's page,
   above the card's stretched link. Once sign-up has closed it says so. */
.ui-trainings__slot {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--ui-space-3);
  margin: 0;
  padding: var(--ui-space-3) var(--ui-space-4);
  border: 1px solid transparent;
  border-radius: var(--ui-radius-sm);
  background: var(--ui-color-sunken);
  color: var(--ui-color-ink);
  text-decoration: none;
}

.ui-trainings__slot:hover {
  border-color: var(--ui-color-brand);
  color: var(--ui-color-ink);
  text-decoration: none;
}

.ui-trainings__slot:focus-visible {
  outline: 2px solid var(--ui-color-focus);
  outline-offset: 2px;
}

.ui-trainings__slot-text {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: var(--ui-space-1);
  min-width: 0;
}

.ui-trainings__slot-label {
  display: block;
  margin: 0;
  color: var(--ui-color-ink-soft);
  font-size: var(--ui-text-xs);
}

.ui-trainings__slot-when {
  display: block;
  margin: 0;
  color: var(--ui-color-ink);
  font-size: var(--ui-text-base);
  font-weight: var(--ui-weight-semibold);
}

.ui-trainings__slot-where {
  display: flex;
  align-items: center;
  gap: var(--ui-space-2);
  margin: 0;
  color: var(--ui-color-ink-soft);
  font-size: var(--ui-text-sm);
}

.ui-trainings__seats {
  margin: 0;
  color: var(--ui-color-seats-few);
  font-size: var(--ui-text-sm);
  font-weight: var(--ui-weight-semibold);
}

.ui-trainings__slot-go {
  display: grid;
  flex: none;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--ui-radius-pill);
  background: var(--ui-color-brand);
  color: var(--ui-color-on-band);
}

.ui-trainings__slot:hover .ui-trainings__slot-go {
  background: var(--ui-color-brand-hover);
}

.ui-trainings__slot-icon {
  display: block;
}

.ui-trainings__dot {
  display: block;
  flex: none;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: var(--ui-radius-pill);
  background: var(--ui-color-dot-1);
}

.ui-trainings__dot--2 {
  background: var(--ui-color-dot-2);
}

/* The price, and what an early-bird price becomes, quieter. */
.ui-trainings__card-foot {
  flex-wrap: wrap;
  row-gap: var(--ui-space-1);
}

.ui-trainings__price {
  color: var(--ui-color-ink);
  font-weight: var(--ui-weight-semibold);
}

.ui-trainings__price-note {
  color: var(--ui-color-ink-muted);
  font-weight: var(--ui-weight-regular);
}

/* No training ahead: a short note, and how to ask. */
.ui-trainings__empty {
  display: flex;
  flex-direction: column;
  gap: var(--ui-space-2);
  max-width: 44rem;
  padding: var(--ui-space-5);
  border: 1px solid var(--ui-color-line);
  border-radius: var(--ui-radius-md);
  background: var(--ui-color-card);
}

.ui-trainings__empty-text {
  margin: 0;
}

.ui-trainings__link {
  color: var(--ui-color-brand);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.ui-trainings__link:focus-visible {
  outline: 2px solid var(--ui-color-focus);
  outline-offset: 2px;
}