/* ==========================================
   LUMI - COMPONENTS.CSS
   Navbar, Buttons, Forms, Cards, Badges, Footer, Sidebar, Modales
   ========================================== */

/* ==========================================
   NAVBAR
   ========================================== */
.navbar {
  position: sticky;
  top: 0;
  background: var(--white);
  border-bottom: 1px solid var(--gray-light);
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.navbar-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--amber);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-bulb {
  width: 24px;
  height: 24px;
  color: var(--navy);
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--navy);
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.navbar-link {
  font-size: 16px;
  color: var(--navy);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.navbar-link:hover {
  color: var(--coral);
}

.navbar-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  color: var(--navy);
}

.navbar-toggle i {
  width: 24px;
  height: 24px;
}

.navbar-mobile {
  display: none;
  padding: 24px 0;
  border-top: 1px solid var(--gray-light);
}

.navbar-mobile.active {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.navbar-link-mobile {
  padding: 12px 0;
  color: var(--navy);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.navbar-link-mobile:hover {
  color: var(--coral);
}

/* ==========================================
   SIDEBAR (Dashboard)
   ========================================== */
.sidebar {
  width: 280px;
  background: var(--white);
  border-right: 1px solid var(--gray-light);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  left: 0;
  top: 0;
  z-index: 100;
  transition: transform var(--transition-normal);
}

.sidebar-header {
  padding: 32px 24px;
  border-bottom: 1px solid var(--gray-light);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-logo .logo-icon {
  width: 40px;
  height: 40px;
  background: var(--amber);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sidebar-logo .logo-icon i {
  width: 24px;
  height: 24px;
  color: var(--navy);
}

/* Variante con imagen del bombillo (sin fondo), usada en navbar, login y sidebar */
.navbar-brand .logo-icon.logo-icon-photo,
.form-logo .logo-icon.logo-icon-photo,
.sidebar-logo .logo-icon.logo-icon-photo {
  width: 44px;
  height: 44px;
  background: transparent;
  border-radius: 0;
}

.navbar-brand .logo-icon.logo-icon-photo .logo-bulb,
.form-logo .logo-icon.logo-icon-photo .logo-bulb,
.sidebar-logo .logo-icon.logo-icon-photo .logo-bulb {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.sidebar-logo .logo-text {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--navy);
}

.sidebar-nav {
  flex: 1;
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 12px;
  color: var(--gray-text);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.nav-item i {
  width: 20px;
  height: 20px;
}

.nav-item:hover {
  background: var(--cream);
  color: var(--navy);
}

.nav-item.active {
  background: var(--teal);
  color: var(--white);
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--gray-light);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 16px;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn i {
  width: 20px;
  height: 20px;
}

.btn-primary {
  background: var(--coral);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(255, 107, 107, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 107, 107, 0.35);
}

.btn-white {
  background: var(--white);
  color: var(--coral);
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.3);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.5);
}

.btn-sm {
  padding: 10px 20px;
  font-size: 14px;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 18px;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: transparent;
  border: 2px solid var(--gray-light);
  border-radius: 12px;
  color: var(--navy);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-back:hover {
  border-color: var(--teal);
  color: var(--teal);
}

.btn-back i {
  width: 16px;
  height: 16px;
}

.btn-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--white);
  border: 2px solid var(--gray-light);
  border-radius: 12px;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-social:hover {
  border-color: var(--navy);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

/* ==========================================
   FORMS
   ========================================== */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 6px;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 14px;
  width: 18px;
  height: 18px;
  color: var(--gray-text);
  pointer-events: none;
  z-index: 1;
}

.form-input {
  width: 100%;
  padding: 12px 14px 12px 44px;
  border: 2px solid var(--gray-light);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--navy);
  transition: all var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(38, 198, 218, 0.1);
}

.form-input::placeholder {
  color: var(--gray-text);
  opacity: 0.6;
}

.password-toggle {
  position: absolute;
  right: 14px;
  background: none;
  border: none;
  padding: 4px;
  cursor: pointer;
  color: var(--gray-text);
  transition: color var(--transition-fast);
  z-index: 1;
}

.password-toggle:hover {
  color: var(--navy);
}

.password-toggle i {
  width: 18px;
  height: 18px;
}

.error-message {
  display: block;
  font-size: 12px;
  color: var(--coral);
  margin-top: 4px;
  min-height: 16px;
}

.form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--navy);
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.forgot-link {
  font-size: 14px;
  color: var(--teal);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.forgot-link:hover {
  color: var(--coral);
}

/* ==========================================
   CARDS
   ========================================== */
.card {
  background: var(--white);
  border-radius: 20px;
  padding: 32px;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--gray-light);
  transition: all var(--transition-normal);
}

.card-hover:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(38, 198, 218, 0.25);
  border-color: var(--teal);
}

.card-icon-large {
  width: 80px;
  height: 80px;
  background: var(--teal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  transition: all var(--transition-normal);
}

.card-hover:hover .card-icon-large {
  transform: scale(1.1);
  background: var(--coral);
}

.card-icon-large i {
  width: 40px;
  height: 40px;
  color: var(--white);
}

.card-title {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 12px;
  text-align: center;
}

.card-description {
  font-size: 16px;
  color: var(--gray-text);
  line-height: 1.6;
  text-align: center;
}

/* Stats Cards */
.stat-card {
  background: var(--white);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  border: 2px solid transparent;
  transition: all var(--transition-fast);
}

.stat-card:hover {
  border-color: var(--teal);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.coins-card {
  background: linear-gradient(
    135deg,
    rgba(255, 213, 79, 0.15) 0%,
    rgba(255, 213, 79, 0.05) 100%
  );
  border-color: var(--amber);
  flex-direction: column;
  align-items: flex-start;
}

.coins-card:hover {
  border-color: var(--amber);
  box-shadow: 0 8px 24px rgba(255, 213, 79, 0.3);
}

.coins-card .stat-info {
  width: 100%;
}

.stat-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon i {
  width: 28px;
  height: 28px;
  color: var(--white);
}

.stat-info {
  flex: 1;
}

.stat-label {
  font-size: 13px;
  color: var(--gray-text);
  margin: 0 0 4px 0;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--navy);
  margin: 0;
}

.stat-sublabel {
  font-size: 11px;
  color: var(--gray-text);
  margin-top: 2px;
}

.quick-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--amber);
  text-decoration: none;
  transition: color var(--transition-fast);
  margin-top: 8px;
}

.quick-link:hover {
  color: var(--coral);
}

/* Profile Cards */
.profile-card {
  background: var(--white);
  border-radius: 20px;
  padding: 32px;
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.profile-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.profile-avatar-large {
  width: 100px;
  height: 100px;
  background: var(--teal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}

.profile-avatar-large i {
  width: 50px;
  height: 50px;
  color: var(--white);
}

.profile-name {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
  margin: 0;
}

.profile-level {
  margin-bottom: 24px;
}

.level-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
}

.level-label {
  color: var(--navy);
}

.level-xp {
  color: var(--teal);
}

.level-progress {
  height: 12px;
  background: var(--gray-light);
  border-radius: 8px;
  overflow: hidden;
}

.level-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--teal), var(--purple));
  border-radius: 8px;
  transition: width 1s ease;
}

.profile-stats {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.profile-stat-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  background: var(--cream);
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
}

.profile-stat-item i {
  width: 18px;
  height: 18px;
  color: var(--teal);
}

.achievements-card,
.streak-card {
  background: var(--white);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.achievements-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.achievement-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.achievement-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.achievement-icon i {
  width: 24px;
  height: 24px;
  color: var(--white);
}

.achievement-info h4 {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  color: var(--navy);
  margin: 0 0 4px 0;
}

.achievement-info p {
  font-size: 13px;
  color: var(--gray-text);
  margin: 0;
}

.streak-calendar {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}

.streak-day {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.day-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-text);
}

.day-indicator {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--gray-light);
  transition: all var(--transition-fast);
}

.streak-day.completed .day-indicator {
  background: var(--teal);
}

.streak-day.active .day-indicator {
  background: var(--amber);
  box-shadow: 0 0 0 3px rgba(255, 213, 79, 0.3);
}

.streak-message {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  background: var(--cream);
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  margin: 0;
}

.streak-message i {
  width: 18px;
  height: 18px;
  color: var(--amber);
}

/* ==========================================
   BADGES
   ========================================== */
.badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin: 8px 0;
}

.badge-visual {
  background: rgba(38, 198, 218, 0.15);
  color: #1b7f8e;
}

.badge-audio {
  background: rgba(149, 117, 205, 0.15);
  color: #5e35b1;
}

.badge-hands {
  background: rgba(255, 138, 101, 0.15);
  color: #d84315;
}

.badge-logic {
  background: rgba(92, 107, 192, 0.15);
  color: #3949ab;
}

.badge-colab {
  background: rgba(92, 107, 192, 0.15);
  color: #3949ab;
}

/* ==========================================
   AVATARES
   ========================================== */
.avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: var(--shadow-md);
}

.avatar i {
  width: 40px;
  height: 40px;
}

.avatar-visual {
  border: 4px solid var(--visual-teal);
  background: rgba(38, 198, 218, 0.1);
  color: var(--visual-teal);
}

.avatar-audio {
  border: 4px solid var(--audio-purple);
  background: rgba(149, 117, 205, 0.1);
  color: var(--audio-purple);
}

.avatar-hands {
  border: 4px solid var(--hands-orange);
  background: rgba(255, 138, 101, 0.1);
  color: var(--hands-orange);
}

.avatar-logic {
  border: 4px solid var(--logic-indigo);
  background: rgba(92, 107, 192, 0.1);
  color: var(--logic-indigo);
}

.avatar-badge {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-badge i {
  width: 40px;
  height: 40px;
  color: var(--white);
}

/* ==========================================
   PROGRESS BARS
   ========================================== */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--gray-light);
  border-radius: 8px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--teal);
  border-radius: 8px;
  transition: width 1s ease;
}

.skill-bar {
  margin-bottom: 20px;
}

.skill-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
}

.skill-value {
  color: var(--amber);
}

.skill-progress {
  height: 12px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  border-radius: 8px;
  transition: width 1s ease;
  animation: fillBar 1s ease forwards;
}

.skill-fill-math {
  background: linear-gradient(90deg, var(--coral), var(--amber));
}

.skill-fill-focus {
  background: linear-gradient(90deg, var(--teal), #00bcd4);
}

.skill-fill-const {
  background: linear-gradient(90deg, var(--purple), #ba68c8);
}

/* ==========================================
   TABS
   ========================================== */
.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  background: var(--cream);
  padding: 6px;
  border-radius: 12px;
}

.tab {
  flex: 1;
  padding: 10px 20px;
  background: transparent;
  border: none;
  border-radius: 8px;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-text);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab:hover {
  color: var(--navy);
}

.tab-active {
  background: var(--white);
  color: var(--navy);
  box-shadow: var(--shadow-sm);
}

/* ==========================================
   DIVIDER
   ========================================== */
.divider {
  display: flex;
  align-items: center;
  margin: 32px 0;
  color: var(--gray-text);
  font-size: 14px;
}

.divider::before,
.divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--gray-light);
}

.divider span {
  padding: 0 16px;
}

/* ==========================================
   MODAL
   ========================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

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

.modal-compra {
  background: var(--white);
  border-radius: 24px;
  padding: 32px;
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  position: relative;
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-compra {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  background: var(--cream);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--gray-light);
  transform: rotate(90deg);
}

.modal-close i {
  width: 18px;
  height: 18px;
  color: var(--navy);
}

.modal-header {
  text-align: center;
  margin-bottom: 24px;
}

.modal-icon-large {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.modal-icon-large i {
  width: 40px;
  height: 40px;
  color: var(--white);
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 8px 0;
}

.modal-subtitle {
  font-size: 14px;
  color: var(--gray-text);
}

.modal-body {
  margin-bottom: 24px;
}

.modal-reward-preview {
  padding: 20px;
  background: var(--cream);
  border-radius: 12px;
  margin-bottom: 24px;
}

.modal-reward-name {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 8px 0;
}

.modal-reward-description {
  font-size: 14px;
  color: var(--gray-text);
  line-height: 1.6;
  margin: 0;
}

.modal-transaction {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.transaction-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
}

.transaction-row.total {
  border-top: 2px solid var(--gray-light);
  padding-top: 16px;
  margin-top: 8px;
}

.transaction-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  color: var(--navy);
  font-weight: 600;
}

.transaction-label i {
  width: 18px;
  height: 18px;
  color: var(--gray-text);
}

.transaction-value {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
}

.transaction-value i {
  width: 20px;
  height: 20px;
}

.transaction-value.positive {
  color: var(--teal);
}

.transaction-value.negative {
  color: var(--coral);
}

.modal-warning {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: rgba(255, 107, 107, 0.1);
  border-radius: 12px;
  border: 2px solid var(--coral);
  margin-top: 16px;
}

.modal-warning i {
  width: 24px;
  height: 24px;
  color: var(--coral);
  flex-shrink: 0;
}

.modal-warning-text {
  font-size: 14px;
  color: var(--coral);
  font-weight: 600;
  margin: 0;
}

.modal-footer {
  display: flex;
  gap: 12px;
}

.modal-footer .btn {
  flex: 1;
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
  background: var(--navy);
  color: var(--white);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
}

.footer-logo i {
  width: 32px;
  height: 32px;
  color: var(--amber);
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-title {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--amber);
}

.footer-bottom {
  text-align: center;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
}

/* ==========================================
   EMPTY STATE
   ========================================== */
.empty-state {
  text-align: center;
  padding: 64px 32px;
}

.empty-icon {
  width: 80px;
  height: 80px;
  background: var(--cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}

.empty-icon i {
  width: 40px;
  height: 40px;
  color: var(--gray-text);
}

.empty-state h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 12px 0;
}

.empty-state p {
  font-size: 16px;
  color: var(--gray-text);
  margin: 0 0 24px 0;
}

/* ==========================================
   RESPONSIVE - COMPONENTS
   ========================================== */
@media (max-width: 1024px) {
  .navbar-menu {
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.active {
    transform: translateX(0);
  }

  .navbar-menu {
    display: none;
  }

  .navbar-toggle {
    display: block;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .btn-sm {
    width: auto;
  }

  .modal-compra {
    padding: 24px;
  }

  .modal-footer {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .card {
    padding: 24px;
  }

  .tabs {
    flex-direction: column;
    gap: 4px;
  }

  .stat-card {
    padding: 20px;
  }
}