/* ==========================================================================
   components.css — Reusable UI components
   ========================================================================== */

/* ---------------------------------------------------------------- Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: 14px 26px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: var(--fw-medium);
  letter-spacing: -0.005em;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  transition:
    background-color 0.3s var(--ease-apple),
    color 0.3s var(--ease-apple),
    transform 0.3s var(--ease-apple),
    box-shadow 0.3s var(--ease-apple),
    border-color 0.3s var(--ease-apple);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background-color: var(--color-accent);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
  background-color: var(--color-accent-hover);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn--secondary:hover {
  background-color: var(--color-bg-alt);
  border-color: rgba(0, 0, 0, 0.16);
  box-shadow: var(--shadow-sm);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-accent);
  padding-inline: 0;
}

.btn--ghost:hover {
  color: var(--color-accent-hover);
}

.btn--lg {
  padding: 18px 34px;
  font-size: 17px;
}

.btn .icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ----------------------------------------------------------------- Cards */
.card {
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition:
    transform 0.4s var(--ease-out-quart),
    box-shadow 0.4s var(--ease-out-quart),
    border-color 0.4s var(--ease-out-quart);
  height: 100%;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 0, 0, 0.12);
}

.card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(0, 102, 204, 0.08), rgba(0, 102, 204, 0.02));
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.card__icon svg {
  width: 24px;
  height: 24px;
}

.card__title {
  font-size: 19px;
  font-weight: var(--fw-semi);
  letter-spacing: -0.01em;
  margin-bottom: var(--space-1);
}

.card__text {
  color: var(--color-text-mute);
  font-size: 16px;
  line-height: 1.55;
}

/* Stage card variant ------------------------------------------------------ */
.card--stage {
  display: flex;
  flex-direction: column;
  position: relative;
  padding: var(--space-5) var(--space-4) var(--space-4);
}

.card__num {
  font-size: 13px;
  font-weight: var(--fw-semi);
  color: var(--color-accent);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-2);
}

.card__price {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.card__price .label {
  font-size: 13px;
  color: var(--color-text-mute);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: var(--fw-medium);
}

.card__price .amount {
  font-size: 20px;
  font-weight: var(--fw-bold);
  letter-spacing: -0.015em;
  color: var(--color-text);
}

.card__price--free .amount {
  color: var(--color-accent);
}

/* Stage card text grows to push price + note to the bottom (3-card alignment) */
.card--stage .card__text {
  flex-grow: 1;
}

/* Highlighted note inside a stage card (e.g. "Negociable...") */
.card__note {
  margin-top: var(--space-2);
  padding: 12px 14px;
  background: rgba(0, 102, 204, 0.08);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--color-accent);
  font-size: 14px;
  font-weight: var(--fw-medium);
  line-height: 1.45;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.card__note strong {
  font-weight: var(--fw-bold);
}

.card__note-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-accent);
}

/* ----------------------------------------------------------------- Pill */
.pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 6px 14px;
  border-radius: 999px;
  background-color: rgba(0, 102, 204, 0.08);
  color: var(--color-accent);
  font-size: 13px;
  font-weight: var(--fw-medium);
  letter-spacing: -0.005em;
}

.pill__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.3);
  }
}

/* ------------------------------------------------------------------ Grid */
.grid {
  display: grid;
  gap: var(--space-3);
}

.grid--2 {
  grid-template-columns: 1fr;
}

.grid--3 {
  grid-template-columns: 1fr;
}

.grid--4 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid {
    gap: var(--space-4);
  }
  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }
}