/* ============================================
   DIAGNÓSTICO START - Design System
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Outfit:wght@400;500;600;700;800&display=swap');

/* ---- CSS Variables ---- */
:root {
  /* Cores Primárias */
  --primary: #6C3CE1;
  --primary-light: #8B5CF6;
  --primary-dark: #5127B0;
  --primary-glow: rgba(108, 60, 225, 0.3);

  /* Cores de Accent */
  --accent: #00D4AA;
  --accent-light: #34EDCA;
  --accent-dark: #00B894;

  /* Cores de Fundo */
  --bg-primary: #0A0E1A;
  --bg-secondary: #111827;
  --bg-card: #1A1F35;
  --bg-card-hover: #222842;
  --bg-input: #1E2438;
  --bg-glass: rgba(26, 31, 53, 0.7);

  /* Cores de Texto */
  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-accent: #00D4AA;

  /* Cores de Status */
  --success: #22C55E;
  --warning: #F59E0B;
  --danger: #EF4444;
  --info: #3B82F6;

  /* Scores */
  --score-low: #EF4444;
  --score-mid-low: #F59E0B;
  --score-mid: #EAB308;
  --score-mid-high: #22C55E;
  --score-high: #00D4AA;

  /* Bordas e Sombras */
  --border-color: rgba(148, 163, 184, 0.1);
  --border-active: rgba(108, 60, 225, 0.5);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 30px rgba(108, 60, 225, 0.15);

  /* Tipografia */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Espaçamentos */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 50%;

  /* Transições */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ---- Reset & Base ---- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ---- Background Gradient ---- */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(108, 60, 225, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(0, 212, 170, 0.05) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
  color: var(--text-secondary);
  line-height: 1.7;
}

a {
  color: var(--primary-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover { color: var(--accent); }

/* ---- Container ---- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  position: relative;
  z-index: 1;
}

.container--narrow {
  max-width: 800px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::after { opacity: 1; }

.btn--primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--primary-glow);
}

.btn--accent {
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  color: var(--bg-primary);
}

.btn--accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 212, 170, 0.3);
}

.btn--ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.btn--ghost:hover {
  background: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-active);
}

.btn--lg {
  padding: 1rem 2.5rem;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

.btn--full { width: 100%; }

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ---- Cards ---- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-normal);
}

.card:hover {
  border-color: var(--border-active);
  box-shadow: var(--shadow-glow);
}

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

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

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394A3B8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* ---- Rating Scale Component ---- */
.rating-group {
  margin-bottom: var(--space-xl);
}

.rating-label {
  display: block;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  font-weight: 400;
  line-height: 1.5;
}

.rating-options {
  display: flex;
  gap: var(--space-sm);
}

.rating-option {
  position: relative;
}

.rating-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.rating-option label {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--bg-input);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.rating-option label:hover {
  border-color: var(--primary-light);
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.rating-option input[type="radio"]:checked + label {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-color: var(--primary);
  color: white;
  box-shadow: 0 4px 12px var(--primary-glow);
  transform: scale(1.05);
}

.rating-scale-labels {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-xs);
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* ---- Radio Group (text options) ---- */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.radio-option {
  position: relative;
}

.radio-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.radio-option label {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 0.8rem 1.2rem;
  background: var(--bg-input);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.radio-option label::before {
  content: '';
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.radio-option label:hover {
  border-color: var(--primary-light);
  color: var(--text-primary);
}

.radio-option input[type="radio"]:checked + label {
  border-color: var(--primary);
  background: rgba(108, 60, 225, 0.1);
  color: var(--text-primary);
}

.radio-option input[type="radio"]:checked + label::before {
  border-color: var(--primary);
  background: var(--primary);
  box-shadow: inset 0 0 0 3px var(--bg-card);
}

/* ---- Badges ---- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge--success {
  background: rgba(34, 197, 94, 0.15);
  color: var(--success);
}

.badge--warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.badge--danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}

.badge--info {
  background: rgba(59, 130, 246, 0.15);
  color: var(--info);
}

.badge--primary {
  background: rgba(108, 60, 225, 0.15);
  color: var(--primary-light);
}

/* ---- Loading / Spinner ---- */
.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top-color: var(--primary);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

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

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 14, 26, 0.9);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  z-index: 9999;
  backdrop-filter: blur(10px);
}

.loading-text {
  color: var(--text-secondary);
  font-size: 1rem;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* ---- Animations ---- */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.animate-fade-in { animation: fadeIn 0.5s ease forwards; }
.animate-fade-in-up { animation: fadeInUp 0.6s ease forwards; }
.animate-slide-right { animation: slideInRight 0.5s ease forwards; }
.animate-slide-left { animation: slideInLeft 0.5s ease forwards; }
.animate-scale-in { animation: scaleIn 0.4s ease forwards; }

/* Delay utilities */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

/* ---- Utility Classes ---- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-gradient {
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.hidden { display: none !important; }
.visible { display: block !important; }

/* ---- Toast Notifications ---- */
.toast-container {
  position: fixed;
  top: var(--space-lg);
  right: var(--space-lg);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.toast {
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  animation: slideInRight 0.3s ease, fadeOut 0.3s ease 3.7s forwards;
  max-width: 400px;
  backdrop-filter: blur(20px);
}

.toast--success { border-left: 4px solid var(--success); }
.toast--error { border-left: 4px solid var(--danger); }
.toast--warning { border-left: 4px solid var(--warning); }
.toast--info { border-left: 4px solid var(--info); }

@keyframes fadeOut {
  to { opacity: 0; transform: translateX(30px); }
}

/* ---- Modal ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 14, 26, 0.8);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9000;
  padding: var(--space-lg);
  animation: fadeIn 0.2s ease;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  animation: scaleIn 0.3s ease;
}

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

.modal-body {
  padding: var(--space-xl);
}

.modal-footer {
  display: flex;
  gap: var(--space-md);
  justify-content: flex-end;
  padding: var(--space-lg) var(--space-xl);
  border-top: 1px solid var(--border-color);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
  transition: color var(--transition-fast);
}

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

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .container { padding: 0 var(--space-md); }

  .rating-options { flex-wrap: wrap; }

  .rating-option label {
    width: 42px;
    height: 42px;
    font-size: 0.9rem;
  }

  .btn--lg {
    padding: 0.85rem 1.75rem;
    font-size: 0.95rem;
  }

  .modal {
    margin: var(--space-md);
  }
}

@media (max-width: 480px) {
  html { font-size: 14px; }

  .rating-option label {
    width: 38px;
    height: 38px;
  }
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}