/* ==============================================
   Reusable Components
   Buttons, badges, countdown, accordion, utilities
   ============================================== */

/* ---- Container ---- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.container--narrow {
  max-width: var(--content-width);
}

/* ---- Section spacing ---- */
.section {
  padding: var(--space-2xl) 0;
}

@media (min-width: 1024px) {
  .section {
    padding: var(--space-3xl) 0;
  }
}

/* ---- Section headings ---- */
.section__heading {
  text-align: center;
  margin-bottom: var(--space-xl);
}

/* ---- Primary CTA Button ---- */
.btn-primary {
  display: inline-block;
  background-color: var(--color-cta);
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: var(--weight-semibold);
  line-height: 1;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-xl);
  text-align: center;
  min-height: 56px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast),
              transform var(--transition-fast),
              box-shadow var(--transition-fast);
  cursor: pointer;
}

.btn-primary:hover {
  background-color: var(--color-cta-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn-primary:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

.btn--loading {
  opacity: 0.7;
  pointer-events: none;
}

/* ---- Protein Badge ---- */
.protein-badge {
  position: absolute;
  bottom: var(--space-sm);
  left: var(--space-sm);
  background: var(--color-primary);
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: var(--weight-bold);
  padding: 6px 14px;
  border-radius: var(--radius-xl);
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
}

/* ---- Countdown Timer ---- */
.countdown {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xs);
  max-width: 320px;
  margin: var(--space-lg) auto;
}

.countdown__unit {
  text-align: center;
}

.countdown__number {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  line-height: 1;
}

.countdown__label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

.countdown__complete {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  text-align: center;
  grid-column: 1 / -1;
}

@media (min-width: 768px) {
  .countdown {
    max-width: 400px;
  }

  .countdown__number {
    font-size: 3.5rem;
  }
}

/* ---- FAQ Accordion ---- */
.faq__item {
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.faq__item:first-child {
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-md) 0;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: var(--weight-medium);
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
}

/* Remove default marker */
.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question::marker {
  display: none;
  content: '';
}

/* Custom arrow indicator — rotates on open */
.faq__question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: var(--weight-light);
  color: var(--color-primary);
  transition: transform var(--transition-base);
  flex-shrink: 0;
  margin-left: var(--space-sm);
}

.faq__item[open] .faq__question::after {
  content: '+';
  transform: rotate(45deg);
}

/* Answer: animate slide-down via grid trick */
.faq__answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--transition-base);
  overflow: hidden;
}

.faq__item[open] .faq__answer {
  grid-template-rows: 1fr;
}

.faq__answer-inner {
  min-height: 0;
  overflow: hidden;
  color: var(--color-text-light);
  line-height: 1.7;
}

.faq__answer-inner p {
  padding-bottom: var(--space-md);
  margin-bottom: 0;
}

/* ---- Utility: Visually Hidden ---- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}