/* ============================================
   COMPONENTS — Buttons, cards, pills, nav,
   avatars, badges — Mobile-first & Premium
   ============================================ */

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-size: var(--fs-button);
  font-weight: var(--fw-semi);
  letter-spacing: var(--ls-button);
  padding: 14px 32px;
  border-radius: var(--radius-full);
  transition:
    transform 400ms cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 400ms cubic-bezier(0.22, 1, 0.36, 1),
    background-color 300ms var(--ease-smooth),
    color 300ms var(--ease-smooth);
  position: relative;
  overflow: hidden;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  background: hsla(0, 0%, 100%, 0.15);
  transition: opacity 300ms var(--ease-smooth);
}

.btn:hover::after {
  opacity: 1;
}

.btn:active {
  transform: scale(0.96);
}

.btn--primary {
  background-color: var(--accent);
  color: var(--white);
  box-shadow: 0 4px 16px hsla(170, 55%, 38%, 0.2);
}

.btn--primary:hover {
  background-color: var(--accent-hover);
  transform: scale(1.04) translateY(-1px);
  box-shadow: 0 8px 28px hsla(170, 55%, 38%, 0.3);
}

.btn--secondary {
  background-color: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}

.btn--secondary:hover {
  background-color: var(--accent);
  color: var(--white);
  transform: scale(1.04) translateY(-1px);
  box-shadow: 0 8px 24px hsla(170, 55%, 38%, 0.2);
}

.btn--white {
  background-color: var(--white);
  color: var(--accent);
  box-shadow: 0 4px 16px hsla(0, 0%, 0%, 0.08);
}

.btn--white:hover {
  transform: scale(1.04) translateY(-1px);
  box-shadow: 0 12px 36px hsla(0, 0%, 0%, 0.12);
}

.btn--dark {
  background-color: var(--text-heading);
  color: var(--white);
  box-shadow: 0 4px 16px hsla(210, 18%, 20%, 0.2);
}

.btn--dark:hover {
  background-color: hsl(210, 18%, 12%);
  transform: scale(1.04) translateY(-1px);
  box-shadow: 0 12px 36px hsla(210, 18%, 20%, 0.25);
}

.btn--icon {
  padding: 12px;
  border-radius: var(--radius-full);
}

.btn .btn-arrow {
  transition: transform 400ms cubic-bezier(0.22, 1, 0.36, 1);
}

.btn:hover .btn-arrow {
  transform: translateX(5px);
}

/* ── Mobile button adjustments ── */
@media (max-width: 768px) {
  .btn {
    padding: 12px 26px;
    font-size: 0.875rem;
  }
}

@media (max-width: 480px) {
  .btn {
    padding: 11px 22px;
    font-size: 0.8125rem;
  }
}

/* ── Card base ── */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition:
    transform 400ms cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 400ms cubic-bezier(0.22, 1, 0.36, 1);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

/* ── Project card ── */
.project-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  aspect-ratio: 10 / 7;
  transition:
    transform 500ms cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 500ms cubic-bezier(0.22, 1, 0.36, 1);
  cursor: pointer;
  position: relative;
  -webkit-tap-highlight-color: transparent;
}

.project-card:hover {
  transform: translateY(-8px) rotate(-0.5deg);
  box-shadow: 0 20px 60px hsla(210, 15%, 70%, 0.2);
}

/* Image fills entire card as background */
.project-card__image-wrap {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.project-card__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

.project-card:hover .project-card__image-wrap img {
  transform: scale(1.05);
}

/* Text block overlaying on top of the image */
.project-card__text {
  position: relative;
  z-index: 2;
  padding: var(--sp-5) var(--sp-5) 0;
}

.project-card__title {
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  font-weight: var(--fw-bold);
  color: var(--white);
  margin-bottom: var(--sp-1);
  text-shadow: 0 2px 8px hsla(0, 0%, 0%, 0.25);
}

.project-card__category {
  font-size: var(--fs-body);
  color: hsla(0, 0%, 100%, 0.85);
  letter-spacing: var(--ls-caption);
  text-shadow: 0 1px 4px hsla(0, 0%, 0%, 0.15);
}

/* Card color variants — used as fallback behind image */
.project-card--teal    { background-color: var(--card-teal); }
.project-card--mint    { background-color: var(--card-mint); }
.project-card--yellow  { background-color: var(--card-yellow); }
.project-card--peach   { background-color: var(--card-peach); }

/* Project card overlay */
.project-card__overlay {
  position: absolute;
  inset: 0;
  background: hsla(220, 20%, 10%, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--sp-6);
  text-align: center;
  opacity: 0;
  transition: opacity 400ms var(--ease-smooth);
  z-index: 10;
}

.project-card:hover .project-card__overlay,
.project-card:focus-within .project-card__overlay {
  opacity: 1;
}

.project-card__desc {
  color: hsla(0, 0%, 100%, 0.95);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  margin-bottom: var(--sp-5);
  transform: translateY(15px);
  transition: transform 400ms var(--ease-smooth);
}

.project-card__overlay .btn {
  transform: translateY(15px);
  transition: transform 400ms var(--ease-smooth);
  transition-delay: 50ms;
}

.project-card:hover .project-card__desc,
.project-card:hover .project-card__overlay .btn,
.project-card:focus-within .project-card__desc,
.project-card:focus-within .project-card__overlay .btn {
  transform: translateY(0);
}

/* ── Project card mobile ── */
@media (max-width: 768px) {
  .project-card {
    border-radius: var(--radius-lg);
  }

  .project-card__text {
    padding: var(--sp-4) var(--sp-4) 0;
  }

  .project-card__title {
    font-size: 1.25rem;
  }

  .project-card__category {
    font-size: 0.875rem;
  }
}

/* ── Testimonial card ── */
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
  box-shadow: var(--shadow-md);
  position: relative;
  transition:
    transform 400ms cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 400ms cubic-bezier(0.22, 1, 0.36, 1);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.testimonial-card__quote-icon {
  font-size: 3rem;
  color: var(--accent);
  opacity: 0.15;
  position: absolute;
  top: var(--sp-5);
  left: var(--sp-5);
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-card__text {
  font-style: italic;
  color: var(--text-body);
  line-height: var(--lh-body);
  margin-bottom: var(--sp-5);
  position: relative;
  z-index: 1;
}

.testimonial-card__divider {
  width: 40px;
  height: 3px;
  background: var(--card-teal);
  border-radius: var(--radius-full);
  margin-bottom: var(--sp-4);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--accent-light);
  transition: transform 400ms var(--ease-spring);
}

.testimonial-card__avatar:hover {
  transform: scale(1.08);
}

.testimonial-card__name {
  font-family: var(--font-body);
  font-weight: var(--fw-semi);
  color: var(--text-heading);
  font-size: var(--fs-body);
}

.testimonial-card__role {
  font-size: var(--fs-caption);
  color: var(--text-light);
}

/* ── Skill pill ── */
.skill-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-4);
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  font-size: var(--fs-caption);
  font-weight: var(--fw-medium);
  color: var(--text-heading);
  transition:
    transform 300ms cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 300ms cubic-bezier(0.22, 1, 0.36, 1),
    background-color 300ms var(--ease-smooth);
}

.skill-pill:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  background-color: var(--accent-light);
}

.skill-pill__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ── Available badge ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-size: var(--fs-button);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-caption);
}

.badge--available {
  background: #e6f6eb;
  color: #1a6b36;
}

.badge__dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: #22c55e;
}

/* ── Badge mobile ── */
@media (max-width: 768px) {
  .badge {
    padding: 10px 20px;
    font-size: 0.8125rem;
  }
}

/* ── Avatar ── */
.avatar {
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 3px solid var(--white);
  box-shadow: var(--shadow-sm);
}

.avatar--sm { width: 40px; height: 40px; }
.avatar--md { width: 56px; height: 56px; }
.avatar--lg { width: 80px; height: 80px; }
.avatar--xl { width: 120px; height: 120px; }

/* ── Social icon link ── */
.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  color: var(--white);
  border: 1.5px solid hsla(0, 0%, 100%, 0.3);
  transition:
    transform 400ms cubic-bezier(0.22, 1, 0.36, 1),
    background-color 300ms var(--ease-smooth),
    box-shadow 300ms var(--ease-smooth);
  -webkit-tap-highlight-color: transparent;
}

.social-link:hover {
  transform: scale(1.15) translateY(-2px);
  background: hsla(0, 0%, 100%, 0.15);
  box-shadow: 0 0 0 4px hsla(0, 0%, 100%, 0.1);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

/* ── Tag ── */
.tag {
  display: inline-block;
  padding: var(--sp-1) var(--sp-3);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: var(--fw-semi);
  letter-spacing: var(--ls-caption);
  text-transform: uppercase;
}

.tag--teal {
  background: var(--card-teal);
  color: hsl(174, 40%, 30%);
}

.tag--mint {
  background: var(--card-mint);
  color: hsl(150, 35%, 30%);
}

.tag--yellow {
  background: var(--card-yellow);
  color: hsl(45, 60%, 30%);
}