/* ============================================================
   INSTITUTO SANTA ROSA CENTRAL - Components
   ============================================================ */

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-base);
  white-space: nowrap;
  line-height: 1;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-red);
}
.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(200,16,46,0.45);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-secondary);
}
.btn-secondary:hover {
  background-color: var(--color-secondary-light);
  border-color: var(--color-secondary-light);
  color: var(--color-white);
  transform: translateY(-2px);
}

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

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

.btn-white {
  background-color: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}
.btn-white:hover {
  background-color: var(--color-gray-100);
  transform: translateY(-2px);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}
.btn-accent:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: var(--font-size-base);
  letter-spacing: 1px;
}

.btn-whatsapp {
  background-color: #25D366;
  color: var(--color-white);
  border-color: #25D366;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.35);
}
.btn-whatsapp:hover {
  background-color: #1EBE5D;
  border-color: #1EBE5D;
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
}

/* ===== SECTION TITLES ===== */
.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  position: relative;
  padding: 0 var(--space-4);
}

.section-label::before,
.section-label::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 30px;
  height: 1px;
  background-color: var(--color-primary);
}
.section-label::before { right: 100%; margin-right: -var(--space-4); }
.section-label::after  { left: 100%;  margin-left: -var(--space-4); }

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-secondary);
  margin-bottom: var(--space-4);
  line-height: 1.2;
}

.section-title span { color: var(--color-primary); }

.section-subtitle {
  font-size: var(--font-size-base);
  color: var(--color-gray-600);
  max-width: 650px;
  margin: 0 auto;
  line-height: var(--line-height-relaxed);
}

.section-divider {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-full);
  margin: var(--space-4) auto 0;
}

/* ===== COURSE CARDS ===== */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-slow), box-shadow var(--transition-slow);
  position: relative;
}

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

.card__image {
  position: relative;
  overflow: hidden;
  height: 220px;
}

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

.card:hover .card__image img {
  transform: scale(1.08);
}

.card__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.card__body {
  padding: var(--space-6);
}

.card__category {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.card__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}

.card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-5);
}

.card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
}

.card__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.card__footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ===== GRID SYSTEMS ===== */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.grid-auto-sm { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }

/* ===== BADGES & TAGS ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-primary { background: rgba(200,16,46,0.1); color: var(--color-primary); }
.badge-secondary { background: rgba(26,26,46,0.1); color: var(--color-secondary); }
.badge-accent { background: rgba(245,166,35,0.15); color: var(--color-accent-dark); }
.badge-success { background: rgba(37,211,102,0.1); color: #1a9c4e; }

/* ===== POPUP / MODAL ===== */
.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.popup-overlay.active {
  opacity: 1;
  visibility: visible;
}

.popup-box {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transform: scale(0.92) translateY(20px);
  transition: transform var(--transition-slow);
}

.popup-overlay.active .popup-box {
  transform: scale(1) translateY(0);
}

.popup-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: var(--space-8) var(--space-8) var(--space-6);
  position: relative;
}

.popup-header h3 {
  color: var(--color-white);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

.popup-header p {
  color: rgba(255,255,255,0.85);
  font-size: var(--font-size-sm);
  margin-bottom: 0;
}

.popup-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: rgba(255,255,255,0.2);
  color: var(--color-white);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  transition: background var(--transition-base);
  border: none;
  line-height: 1;
}
.popup-close:hover { background: rgba(255,255,255,0.35); }

.popup-body { padding: var(--space-8); }

/* ===== FORMS ===== */
.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  outline: none;
  appearance: none;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(200,16,46,0.12);
}

.form-control::placeholder { color: var(--color-gray-400); }

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

select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239E9E9E' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  min-width: 18px;
  border: 2px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  accent-color: var(--color-primary);
  cursor: pointer;
  margin-top: 2px;
}

.form-check label {
  font-size: var(--font-size-xs);
  color: var(--color-gray-600);
  cursor: pointer;
  line-height: 1.5;
}

.form-check a { color: var(--color-primary); text-decoration: underline; }

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: var(--z-floating);
  width: 58px;
  height: 58px;
  background-color: #25D366;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
  transition: all var(--transition-base);
  animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.65);
  color: var(--color-white);
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: var(--color-white);
}

.whatsapp-tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--color-gray-900);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  white-space: nowrap;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--color-gray-900);
}

.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

@keyframes whatsapp-pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.5); }
  50%       { box-shadow: 0 4px 30px rgba(37,211,102,0.75); }
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-bottom: var(--space-6);
}

.breadcrumb a { color: var(--color-primary); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb-separator { color: var(--color-gray-400); }

/* ===== PAGINATION ===== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-12);
}

.pagination-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border: 1.5px solid var(--color-gray-300);
  color: var(--color-gray-700);
  transition: all var(--transition-base);
  cursor: pointer;
}

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

/* ===== STATS ===== */
.stat-box {
  text-align: center;
  padding: var(--space-6);
}

.stat-number {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ===== TESTIMONIAL ===== */
.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: var(--space-4);
  left: var(--space-6);
  font-size: 5rem;
  color: var(--color-primary);
  opacity: 0.15;
  font-family: Georgia, serif;
  line-height: 1;
}

/* ===== ICON BOX ===== */
.icon-box {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.icon-box:hover {
  background: var(--color-gray-100);
  transform: translateX(4px);
}

.icon-box__icon {
  width: 52px;
  height: 52px;
  min-width: 52px;
  background: rgba(200,16,46,0.1);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.icon-box__content h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-2);
}

.icon-box__content p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  margin-bottom: 0;
  line-height: 1.6;
}

/* ===== ALERT BANNER (top) ===== */
.alert-bar {
  background: var(--color-primary);
  color: var(--color-white);
  text-align: center;
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.alert-bar a {
  color: var(--color-white);
  text-decoration: underline;
  font-weight: var(--font-weight-bold);
}

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 100px;
  right: 30px;
  z-index: var(--z-floating);
  width: 44px;
  height: 44px;
  background: var(--color-secondary);
  color: var(--color-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  border: none;
  box-shadow: var(--shadow-md);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--color-primary);
  transform: translateY(-3px);
}

/* ===== CTA BANNER & SUBSCRIBE CONTRAST FIX ===== */
.cta-banner h2,
.cta-subscribe h2,
.cta-final h2,
.cta-banner h3,
.cta-subscribe h3,
.cta-final h3 {
  color: var(--color-white) !important;
}

.cta-banner p,
.cta-subscribe p,
.cta-final p {
  color: rgba(255, 255, 255, 0.90) !important;
}