/* ==========================================================================
   Components — Cards, Buttons, Forms, Tags, Modals
   ========================================================================== */

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background-color: #0d5abf;
  border-color: #0d5abf;
  color: var(--color-white);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn--outline:hover {
  background-color: var(--color-white);
  color: var(--color-text);
  border-color: var(--color-white);
}

.btn--accent {
  background-color: var(--color-accent);
  color: var(--color-text);
  border-color: var(--color-accent);
}

.btn--accent:hover {
  background-color: #c4d043;
  border-color: #c4d043;
  color: var(--color-text);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--ghost:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: var(--font-size-xs);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: var(--font-size-base);
}

/* ---- Cards ---- */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  box-shadow: var(--shadow-sm);
}

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

.card__image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background-color: var(--color-white);
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7, 46, 54, 0.8) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-lg);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover .card__overlay {
  opacity: 1;
}

.card__overlay-title {
  color: var(--color-white);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.card__body {
  padding: var(--space-lg);
}

.card__title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-sm);
}

.card__title a {
  color: var(--color-text);
  text-decoration: none;
}

.card__title a:hover {
  color: var(--color-primary);
}

.card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-loose);
}

/* Skill Card */
.skill-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.skill-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-alt);
}

.skill-card__icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.skill-card__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-sm);
}

.skill-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-base);
}

/* ---- Tags ---- */
.tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  background-color: var(--color-bg-alt);
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
}

.tag--green {
  background-color: rgba(20, 102, 75, 0.1);
  color: var(--color-green);
}

.tag--blue {
  background-color: rgba(17, 108, 228, 0.1);
  color: var(--color-primary);
}

.tag--teal {
  background-color: rgba(7, 46, 54, 0.1);
  color: var(--color-teal);
}

/* ---- Filter Buttons ---- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
}

.filter-btn {
  padding: 0.5rem 1.25rem;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-light);
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.filter-btn--active {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* ---- Forms ---- */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(17, 108, 228, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: #A0A0A0;
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

/* Dark form variants */
.section--dark .form-input,
.section--dark .form-textarea {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

.section--dark .form-input:focus,
.section--dark .form-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(217, 230, 76, 0.15);
}

.section--dark .form-input::placeholder,
.section--dark .form-textarea::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

/* ---- Video Overlay (E-commerce) ---- */
.video-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background-color: rgba(0, 0, 0, 0.85);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.video-modal--open {
  display: flex;
}

.video-modal video,
.video-modal img#image-player {
  max-width: 75vw;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  cursor: default;
}

.video-modal img#image-player {
  object-fit: contain;
}

.video-modal__nav {
  display: none;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--color-white);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  z-index: 1;
}

.video-modal__nav:hover {
  background-color: rgba(255, 255, 255, 0.3);
}

.video-modal__nav--prev {
  left: var(--space-lg);
}

.video-modal__nav--next {
  right: var(--space-lg);
}

.video-modal__counter {
  display: none;
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: rgba(255, 255, 255, 0.7);
  background-color: rgba(0, 0, 0, 0.5);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
}

@media (max-width: 768px) {
  .video-modal video,
  .video-modal img#image-player {
    max-width: 92vw;
  }

  .video-modal__nav {
    width: 44px;
    height: 44px;
  }

  .video-modal__nav--prev {
    left: var(--space-xs);
  }

  .video-modal__nav--next {
    right: var(--space-xs);
  }

  .btn {
    padding: 0.875rem 1.75rem;
    min-height: 44px;
  }

  .btn--sm {
    padding: 0.625rem 1rem;
    min-height: 44px;
  }

  .filter-btn {
    padding: 0.625rem 1.25rem;
    min-height: 44px;
  }
}

/* ---- Breadcrumb ---- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
}

.breadcrumb a {
  color: var(--color-text-light);
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb__sep {
  color: var(--color-border);
}