/* ============================================================
   COMPONENTS — Buttons, cards, icon circles, form inputs,
                accordion, stars, back-to-top, whatsapp float
   ============================================================ */

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-smooth);
}

/* Primary blue */
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-blue);
}

.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: 0 6px 20px rgba(146, 64, 14, 0.3);
  transform: translateY(-2px);
}

/* Outline — adapts to context */
.btn-outline {
  background: transparent;
  color: inherit;
  border: 1.5px solid currentColor;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

/* White button (for dark bg) */
.btn-white {
  background: var(--bg-white);
  color: var(--text-dark);
  box-shadow: var(--shadow-md);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Outline dark (for light bg sections) */
.btn-outline-dark {
  background: transparent;
  color: var(--text-dark);
  border: 1.5px solid var(--border-color);
}

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

/* Sizes */
.btn-sm { padding: 10px 22px; font-size: var(--text-xs); }
.btn-lg { padding: 16px 36px; font-size: var(--text-base); }


/* --- Cards --- */
.card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-card);
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

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


/* --- Icon circles --- */
.icon-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.icon-circle.green  { background: rgba(16, 185, 129, 0.12); color: var(--accent-green); }
.icon-circle.blue   { background: rgba(146, 64, 14, 0.08);  color: var(--primary); }
.icon-circle.violet { background: rgba(139, 92, 246, 0.1);  color: var(--accent-violet); }
.icon-circle.orange { background: rgba(249, 115, 22, 0.1);  color: var(--accent-orange); }
.icon-circle.amber  { background: rgba(245, 158, 11, 0.12); color: var(--accent-amber); }
.icon-circle svg { width: 24px; height: 24px; }


/* --- Form inputs --- */
.form-group { margin-bottom: var(--space-md); }

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-dark-secondary);
  margin-bottom: var(--space-xs);
}

.form-input {
  width: 100%;
  padding: 13px 16px;
  background: var(--bg-white);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-dark);
  font-size: var(--text-base);
  transition: border-color var(--duration-normal), box-shadow var(--duration-normal);
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(146, 64, 14, 0.1);
}

.form-input::placeholder { color: var(--text-dark-tertiary); }

textarea.form-input { resize: vertical; min-height: 120px; }

select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}


/* --- Accordion --- */
.accordion-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-md);
  border: 1px solid var(--border-color);
  background: var(--bg-white);
  transition: box-shadow var(--duration-normal);
}

.accordion-item.active {
  box-shadow: var(--shadow-card);
  border-color: var(--primary-100);
}

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-lg);
  color: var(--text-dark);
}

.accordion-item.active .accordion-header { color: var(--primary); }

.accordion-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--duration-normal);
  flex-shrink: 0;
  color: var(--text-dark-tertiary);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
  color: var(--primary);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-out);
}

.accordion-content {
  padding: 0 24px 20px;
  color: var(--text-dark-secondary);
  line-height: 1.8;
}


/* --- Stars --- */
.stars { display: flex; gap: 2px; }
.stars svg { width: 16px; height: 16px; fill: var(--accent-amber); }


/* --- Back to top --- */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  color: var(--text-dark-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: var(--z-sticky);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--duration-normal);
  box-shadow: var(--shadow-md);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  color: var(--primary);
  transform: translateY(-4px);
}

.back-to-top svg { width: 20px; height: 20px; }


/* --- WhatsApp float (no pulse animation) --- */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  left: 30px;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-sticky);
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
  transition: transform var(--duration-normal);
}

.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float svg { width: 28px; height: 28px; }

@media (max-width: 768px) {
  .whatsapp-float { display: none; }
  .back-to-top { bottom: 90px; right: 16px; width: 40px; height: 40px; }
  .btn { padding: 12px 24px; font-size: var(--text-sm); }
  .btn-lg { padding: 14px 28px; font-size: var(--text-sm); }
  .form-input { padding: 12px 14px; font-size: 16px; } /* 16px prevents iOS zoom */
}

@media (max-width: 480px) {
  .btn { padding: 10px 20px; font-size: var(--text-xs); }
  .btn-lg { padding: 12px 24px; font-size: var(--text-sm); }
  .icon-circle { width: 44px; height: 44px; }
  .icon-circle svg { width: 20px; height: 20px; }
  .back-to-top { width: 36px; height: 36px; bottom: 80px; right: 12px; }
  .back-to-top svg { width: 16px; height: 16px; }
}