/* ============================================
   COMPONENTS — Buttons, Cards, Badges, Modals, etc.
   ============================================ */

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-2xl);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  border-radius: var(--radius-full);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  cursor: pointer;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  transform: translateX(-100%);
  transition: transform var(--duration-slow) var(--ease-out);
}
.btn:hover::before { transform: translateX(0); }

.btn--primary {
  background: var(--color-accent);
  color: var(--color-text-on-accent);
}
.btn--primary:hover {
  background: var(--color-accent-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  border: 2px solid var(--color-border-light);
  color: var(--color-text-primary);
}
.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-accent);
  padding-left: 0;
  padding-right: 0;
}
.btn--ghost::after {
  content: '→';
  transition: transform var(--duration-normal) var(--ease-out);
}
.btn--ghost:hover::after { transform: translateX(4px); }
.btn--ghost::before { display: none; }

.btn--lg {
  padding: var(--space-lg) var(--space-3xl);
  font-size: var(--fs-base);
}
.btn--sm {
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--fs-xs);
}

.btn--dark {
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
}
.btn--dark:hover {
  background: var(--color-bg-surface);
  transform: translateY(-2px);
}

/* ---- Cards ---- */
.card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-glass);
  opacity: 0;
  transition: opacity var(--duration-normal);
}
.card:hover {
  border-color: var(--color-border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}
.card:hover::before { opacity: 1; }

.card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: var(--color-accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  color: var(--color-accent);
  font-size: 1.5rem;
}
.card__icon img,
.card__icon svg {
  width: 28px;
  height: 28px;
}
.card__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-md);
  line-height: var(--lh-snug);
}
.card__description {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-relaxed);
}
.card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-accent);
  transition: gap var(--duration-normal) var(--ease-out);
}
.card__link:hover { gap: var(--space-md); }

.card--glass {
  background: var(--color-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.card--image { padding: 0; }
.card--image .card__image {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}
.card--image .card__body { padding: var(--space-xl) var(--space-2xl) var(--space-2xl); }

/* ---- Badges ---- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  border-radius: var(--radius-full);
  background: var(--color-accent-glow);
  color: var(--color-accent);
  border: 1px solid var(--color-border-accent);
}
.badge--dot::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* ---- Benefit Items ---- */
.benefit {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  transition: background var(--duration-normal);
}
.benefit:hover { background: rgba(255,255,255,0.02); }
.benefit__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}
.benefit__title {
  font-size: var(--fs-md);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-xs);
}
.benefit__description {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-relaxed);
}

/* ---- FAQ Accordion ---- */
.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-xl) 0;
}
.faq-item__question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-lg);
  width: 100%;
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  color: var(--color-text-primary);
  text-align: left;
  padding: 0;
  cursor: pointer;
  transition: color var(--duration-fast);
}
.faq-item__question:hover { color: var(--color-accent); }
.faq-item__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  position: relative;
  transition: transform var(--duration-normal) var(--ease-out);
}
.faq-item__icon::before,
.faq-item__icon::after {
  content: '';
  position: absolute;
  background: currentColor;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.faq-item__icon::before { width: 16px; height: 2px; }
.faq-item__icon::after { width: 2px; height: 16px; transition: transform var(--duration-normal) var(--ease-out); }
.faq-item--active .faq-item__icon::after { transform: translate(-50%, -50%) rotate(90deg); }

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-slow) var(--ease-out), padding var(--duration-slow) var(--ease-out);
}
.faq-item--active .faq-item__answer { max-height: 500px; }
.faq-item__answer-inner {
  padding-top: var(--space-lg);
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-relaxed);
}

/* ---- Testimonial ---- */
.testimonial {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
}
.testimonial__quote {
  font-size: var(--fs-md);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-xl);
  position: relative;
  padding-left: var(--space-xl);
  border-left: 3px solid var(--color-accent);
}
.testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}
.testimonial__avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  object-fit: cover;
}
.testimonial__name {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
}
.testimonial__role {
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
}

/* ---- Toast Notifications ---- */
.toast-container {
  position: fixed;
  top: var(--space-xl);
  right: var(--space-xl);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.toast {
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-lg);
  transform: translateX(120%);
  transition: transform var(--duration-normal) var(--ease-spring);
}
.toast--visible { transform: translateX(0); }
.toast--success { border-color: #22c55e; }
.toast--error { border-color: var(--color-accent); }

/* ---- Modal / Lightbox ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal);
}
.modal-overlay--open {
  opacity: 1;
  pointer-events: all;
}
.modal {
  background: var(--color-bg-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform var(--duration-normal) var(--ease-out);
}
.modal-overlay--open .modal { transform: translateY(0); }
.modal__close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  transition: all var(--duration-fast);
}
.modal__close:hover {
  background: rgba(255,255,255,0.05);
  color: var(--color-text-primary);
}

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.95);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal);
}
.lightbox--open { opacity: 1; pointer-events: all; }
.lightbox img { max-width: 90%; max-height: 90vh; object-fit: contain; }

/* ---- Spinner ---- */
.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Grids ---- */
.grid { display: grid; gap: var(--space-xl); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .grid--4,
  .grid--3,
  .grid--2 { grid-template-columns: 1fr; }
}