* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --border-radius: 8px;
  --transition: all 0.3s ease;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--color-background-alt);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-md);
}

/* Login Page */
.login-card {
  max-width: 400px;
  margin: 10vh auto;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
}

.login-card h1 {
  font-size: 28px;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary);
  text-align: center;
}

.login-card h2 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary);
  text-align: center;
}

.subtitle {
  color: var(--color-text-light);
  font-size: 14px;
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
}

input[type="email"] {
  width: 100%;
  padding: 12px 16px;
  font-size: 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  background: var(--color-background);
  color: var(--color-text);
  transition: var(--transition);
}

input[type="email"]:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}

.btn-primary,
.btn-secondary,
.btn-back {
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 500;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--color-secondary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-secondary {
  background: var(--color-background);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  padding: 8px 16px;
  font-size: 14px;
}

.btn-secondary:hover {
  background: var(--color-background-alt);
}

.btn-back {
  background: var(--color-primary);
  color: var(--color-background);
  border: none;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.btn-back:hover {
  background: var(--color-secondary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

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

.message {
  padding: 12px 16px;
  border-radius: var(--border-radius);
  font-size: 14px;
  margin-top: var(--spacing-md);
  text-align: center;
}

.message.success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.message.error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* Loader */
.loader {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto var(--spacing-md);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-state {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--color-text-light);
}

#verifying {
  text-align: center;
  padding: var(--spacing-md) 0;
}

/* Topbar */
.topbar {
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-sm) 0;
  position: sticky;
  top: 0;
  z-index: 101;
}

.topbar-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.topbar-spacer {
  flex: 1;
}

/* Navbar */
.navbar {
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 56px;
  z-index: 100;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  justify-content: center;
  align-items: center;
}

.nav-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  text-align: center;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.user-email {
  font-size: 14px;
  color: var(--color-text-light);
  display: none;
}

/* Profile Dropdown */
.profile-dropdown {
  position: relative;
}

.profile-button {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  background: var(--color-background);
  color: var(--color-text);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.profile-button:hover {
  border-color: var(--color-primary);
  background: var(--color-background-alt);
}

.profile-button svg {
  width: 20px;
  height: 20px;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
  z-index: 1000;
}

.dropdown-menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-header {
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.dropdown-email {
  font-size: 14px;
  color: var(--color-text);
  font-weight: 500;
  display: block;
  word-break: break-word;
}

.dropdown-item {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  background: transparent;
  color: var(--color-text);
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  text-decoration: none;
  font-size: 14px;
  gap: var(--spacing-sm);
  font-size: 14px;
  font-weight: 500;
}

.dropdown-item:hover {
  background: var(--color-background-alt);
}

.dropdown-item svg {
  flex-shrink: 0;
}

/* Botão Flutuante de Suporte */
.support-fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-primary);
  color: white;
  border: none;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 999;
}

.support-fab:hover {
  background: var(--color-primary-hover);
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.support-fab:active {
  transform: scale(0.95);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  animation: fadeIn 0.2s ease;
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--color-surface);
  border-radius: 12px;
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  animation: slideUp 0.3s ease;
}

.modal-small {
  max-width: 400px;
}

.modal-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 {
  margin: 0;
  font-size: 20px;
  color: var(--color-text);
}

.modal-close {
  background: none;
  border: none;
  color: var(--color-text-light);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all 0.2s;
}

.modal-close:hover {
  background: var(--color-background-alt);
  color: var(--color-text);
}

.modal-body {
  padding: var(--spacing-lg);
}

.modal-body .form-group {
  margin-bottom: var(--spacing-md);
}

.modal-body label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-text);
}

.modal-body input,
.modal-body textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-background);
  color: var(--color-text);
  font-family: inherit;
  font-size: 14px;
  transition: border-color 0.2s;
}

.modal-body input:focus,
.modal-body textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.modal-body textarea {
  resize: vertical;
  min-height: 120px;
}

.char-count {
  display: block;
  margin-top: var(--spacing-xs);
  font-size: 12px;
  color: var(--color-text-light);
  text-align: right;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Cards Container */
.cards-container {
  margin-top: var(--spacing-lg);
}

/* Cards Sections */
.cards-section {
  margin-bottom: var(--spacing-xl);
}

.section-header {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--color-primary);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
}

.section-header:first-child {
  margin-top: 0;
}

/* Cards Row (usado tanto no desktop quanto mobile) */
.cards-row {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.section-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Cards com imagens 9:16 */
.card {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

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

.card-image-wrapper {
  width: 100%;
  aspect-ratio: 9 / 16;
  overflow: hidden;
  background: var(--color-background-alt);
  position: relative;
}

.card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  background: var(--color-background-alt);
}

.card-content {
  padding: var(--spacing-sm);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  flex: 1;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.3;
}

.card-description {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-type {
  font-size: 11px;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: auto;
}

/* Content Page */
.content-article {
  max-width: 800px;
  margin: var(--spacing-lg) auto;
  background: var(--color-background);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.content-header {
  padding: var(--spacing-lg);
}

.content-image {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
  margin-bottom: var(--spacing-md);
  border-radius: var(--border-radius);
}

.content-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.2;
}

.content-description {
  font-size: 18px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.content-body {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.content-body h2 {
  color: var(--color-primary);
  margin: var(--spacing-lg) 0 var(--spacing-md);
  font-size: 24px;
}

.content-body h3 {
  color: var(--color-secondary);
  margin: var(--spacing-md) 0 var(--spacing-sm);
  font-size: 20px;
}

.content-body p {
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
  font-size: 16px;
}

.content-body ul,
.content-body ol {
  margin: var(--spacing-md) 0;
  padding-left: var(--spacing-lg);
}

.content-body li {
  margin-bottom: var(--spacing-xs);
  line-height: 1.6;
}

/* Mobile: Carrossel horizontal */
@media (max-width: 768px) {
  .topbar {
    position: sticky;
    top: 0;
  }

  .navbar {
    position: sticky;
    top: 48px;
  }

  .nav-container {
    justify-content: center;
  }

  .nav-title {
    text-align: center;
  }

  /* Dropdown no mobile - fixar à direita da tela */
  .dropdown-menu {
    position: fixed;
    top: 56px !important;
    right: var(--spacing-sm);
    left: auto;
    min-width: 240px;
    max-width: calc(100vw - 32px);
  }

  /* Carrossel horizontal no mobile */
  .cards-container {
    margin: var(--spacing-md) 0;
    overflow: hidden;
  }

  .cards-section {
    margin-bottom: var(--spacing-lg);
  }

  .section-header {
    font-size: 1.1rem;
    margin: 0;
    padding: 0 var(--spacing-md);
    margin-bottom: var(--spacing-sm);
  }

  .cards-row {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .cards-row::-webkit-scrollbar {
    display: none;
  }

  .card {
    flex: 0 0 280px;
    scroll-snap-align: start;
  }

  .login-card {
    margin: 5vh auto;
    padding: var(--spacing-md);
  }

  .content-article {
    margin: 0;
    border-radius: 0;
  }

  .content-title {
    font-size: 24px;
  }

  .content-description {
    font-size: 16px;
  }

  /* Botão voltar mais visível no mobile */
  .btn-back {
    padding: 12px 24px;
    font-size: 16px;
    width: 100%;
    justify-content: center;
  }
}

@media (min-width: 769px) {
  .user-email {
    display: block;
  }

  .container {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  /* Desktop: Grid normal */
  .cards-section {
    margin-bottom: var(--spacing-xl);
  }

  .section-header {
    margin-bottom: var(--spacing-md);
    padding: 0;
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-primary);
  }

  .section-header:first-child {
    margin-top: 0;
  }

  .cards-row {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
    padding: 0;
    overflow-x: visible;
  }

  .card {
    flex: none;
  }
}

@media (max-width: 480px) {
  .container {
    padding: var(--spacing-sm);
  }

  .login-card h1 {
    font-size: 24px;
  }

  .card {
    flex: 0 0 260px;
  }

  .nav-container {
    padding: 0 var(--spacing-sm);
  }

  .content-header,
  .content-body {
    padding: var(--spacing-md);
  }

  .content-title {
    font-size: 20px;
  }

  .content-body h2 {
    font-size: 20px;
  }

  .content-body h3 {
    font-size: 18px;
  }

  .content-body p {
    font-size: 15px;
  }
}