:root {
  /* Paleta de colores inspirada en diseño premium */
  --color-primary: #2d5a7b;
  --color-primary-light: #3d7ba8;
  --color-primary-dark: #1d3a4b;
  --color-accent: #d4a574;
  --color-accent-light: #e4c5a4;
  --color-background: #0a0e27;
  --color-background-light: #1a1e37;
  --color-surface: rgba(255, 255, 255, 0.05);
  --color-surface-elevated: rgba(255, 255, 255, 0.08);
  --color-text: #e8eaf0;
  --color-text-muted: #a8aab5;
  --color-text-dark: #0a0e27;
  --color-success: #4ade80;
  --color-error: #f87171;

  /* Tipografía premium */
  --font-display: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Archivo', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Espaciado */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
  --spacing-2xl: 6rem;

  /* Efectos */
  --border-radius: 1rem;
  --border-radius-sm: 0.5rem;
  --border-radius-lg: 1.5rem;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --blur-glass: blur(12px);

  /* Transiciones */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Reset y base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 14, 39, 0.85);
  backdrop-filter: var(--blur-glass);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-normal);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
      rgba(10, 14, 39, 0.95) 0%,
      rgba(45, 90, 123, 0.85) 50%,
      rgba(10, 14, 39, 0.95) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-lg);
  text-align: center;
  animation: fadeInUp 1s ease-out;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--color-surface);
  backdrop-filter: var(--blur-glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 2rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
  animation: fadeIn 1s ease-out 0.3s backwards;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--color-text), var(--color-accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 1s ease-out 0.5s backwards;
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
  line-height: 1.8;
  animation: fadeInUp 1s ease-out 0.7s backwards;
}

/* Form Container */
.form-container {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
  animation: fadeInUp 1s ease-out 0.9s backwards;
}

.form-card {
  background: var(--color-surface-elevated);
  backdrop-filter: var(--blur-glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
}

.form-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.form-subtitle {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
}

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

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
  font-size: 0.95rem;
}

.form-label .required {
  color: var(--color-accent);
  margin-left: 0.25rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.03);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all var(--transition-fast);
  outline: none;
}

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

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-primary-light);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 0 3px rgba(61, 123, 168, 0.1);
}

.form-input.error,
.form-textarea.error {
  border-color: var(--color-error);
}

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

.form-error {
  display: block;
  color: var(--color-error);
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
  display: none;
}

.form-error.show {
  display: block;
}

/* Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  border-radius: var(--border-radius);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  outline: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(61, 123, 168, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: transparent;
  border: 2px solid var(--color-primary-light);
  color: var(--color-text);
}

.btn-secondary:hover {
  background: var(--color-surface);
  border-color: var(--color-accent);
}

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

.btn-submit {
  width: 100%;
  margin-top: var(--spacing-lg);
}

/* Loading Spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* Results Section */
.results-container {
  display: none;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.results-container.show {
  display: block;
  animation: fadeIn 0.5s ease-out;
}

.results-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.results-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  background: linear-gradient(135deg, var(--color-text), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.results-subtitle {
  color: var(--color-text-muted);
  font-size: 1.125rem;
}

.results-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  margin-top: var(--spacing-lg);
}

.results-content {
  display: grid;
  gap: var(--spacing-lg);
}

.result-card {
  background: var(--color-surface-elevated);
  backdrop-filter: var(--blur-glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  animation: slideUp 0.5s ease-out backwards;
}

.result-card:nth-child(1) {
  animation-delay: 0.1s;
}

.result-card:nth-child(2) {
  animation-delay: 0.2s;
}

.result-card:nth-child(3) {
  animation-delay: 0.3s;
}

.result-card:nth-child(4) {
  animation-delay: 0.4s;
}

.result-card:nth-child(5) {
  animation-delay: 0.5s;
}

.card-header {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.card-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.card-body {
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* Score Bars */
.scores-grid {
  display: grid;
  gap: var(--spacing-md);
}

.score-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.score-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 500;
  color: var(--color-text);
}

.score-value {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.score-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.score-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 4px;
  transition: width 1s ease-out;
  box-shadow: 0 0 10px rgba(212, 165, 116, 0.5);
}

/* Lists */
.list-items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.list-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.list-item:hover {
  background: rgba(255, 255, 255, 0.04);
  transform: translateX(4px);
}

.list-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  margin-top: 0.125rem;
}

.list-text {
  flex: 1;
  color: var(--color-text);
  line-height: 1.6;
}

/* Timeline */
.timeline {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  position: relative;
  padding-left: var(--spacing-lg);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
}

.timeline-item {
  position: relative;
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--border-radius);
  border-left: 3px solid var(--color-primary-light);
}

.timeline-day {
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--spacing-xs);
}

.timeline-content {
  color: var(--color-text-muted);
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

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

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Design */

/* Tablets y pantallas medianas */
@media (max-width: 1024px) {
  :root {
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
  }

  .form-container {
    max-width: 700px;
  }

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

/* Tablets pequeñas y móviles landscape */
@media (max-width: 768px) {
  :root {
    --spacing-lg: 1.5rem;
    --spacing-xl: 2.5rem;
    --spacing-2xl: 3rem;
  }

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

  .logo {
    font-size: 1.25rem;
  }

  .logo-icon {
    width: 36px;
    height: 36px;
  }

  .hero {
    min-height: auto;
    padding-top: 100px;
  }

  .hero-content {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
    margin-bottom: var(--spacing-md);
  }

  .hero-description {
    font-size: 1rem;
    margin-bottom: var(--spacing-lg);
  }

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

  .form-card {
    padding: var(--spacing-lg);
  }

  .form-title {
    font-size: 1.5rem;
  }

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

  .results-title {
    font-size: 2rem;
  }

  .results-actions {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .btn {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .result-card {
    padding: var(--spacing-lg);
  }

  .card-title {
    font-size: 1.25rem;
    flex-wrap: wrap;
  }

  .card-icon {
    width: 36px;
    height: 36px;
    font-size: 1.125rem;
  }

  .timeline {
    padding-left: var(--spacing-md);
  }
}

/* Móviles portrait */
@media (max-width: 480px) {
  :root {
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.25rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
  }

  body {
    font-size: 15px;
  }

  .header-container {
    padding: 0.75rem 1rem;
  }

  .logo {
    font-size: 1.125rem;
    gap: 0.375rem;
  }

  .logo-icon {
    width: 32px;
    height: 32px;
  }

  .hero {
    padding-top: 90px;
    /* More space for smaller screens */
  }

  .hero-content {
    padding: var(--spacing-lg) 1rem;
  }

  .hero-badge {
    font-size: 0.8125rem;
    padding: 0.375rem 0.75rem;
  }

  .hero-title {
    font-size: clamp(1.75rem, 10vw, 2.5rem);
    margin-bottom: 1rem;
  }

  .hero-description {
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
  }

  .form-container {
    padding: var(--spacing-md) 1rem;
  }

  .form-card {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
  }

  .form-title {
    font-size: 1.375rem;
    line-height: 1.3;
  }

  .form-subtitle {
    font-size: 0.9375rem;
  }

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

  .form-label {
    font-size: 0.9375rem;
    margin-bottom: 0.375rem;
  }

  .form-input,
  .form-textarea {
    padding: 0.875rem;
    font-size: 16px;
    /* Previene zoom en iOS */
    border-radius: var(--border-radius-sm);
  }

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

  .btn {
    padding: 0.875rem var(--spacing-md);
    font-size: 0.9375rem;
    border-radius: var(--border-radius-sm);
  }

  .btn-submit {
    margin-top: var(--spacing-md);
  }

  .results-container {
    padding: var(--spacing-lg) 1rem;
  }

  .results-header {
    margin-bottom: var(--spacing-lg);
  }

  .results-title {
    font-size: 1.75rem;
    line-height: 1.2;
  }

  .results-subtitle {
    font-size: 1rem;
  }

  .results-actions {
    margin-top: var(--spacing-md);
    gap: 0.75rem;
  }

  .result-card {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
  }

  .card-header {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
  }

  .card-title {
    font-size: 1.125rem;
    gap: 0.5rem;
  }

  .card-icon {
    width: 32px;
    height: 32px;
    font-size: 1rem;
    border-radius: 0.375rem;
  }

  .card-body {
    font-size: 0.9375rem;
    line-height: 1.6;
  }

  .scores-grid {
    gap: var(--spacing-md);
  }

  .score-label {
    font-size: 0.9375rem;
  }

  .score-bar {
    height: 6px;
  }

  .list-items {
    gap: 0.75rem;
  }

  .list-item {
    padding: 0.75rem;
  }

  .list-icon {
    width: 20px;
    height: 20px;
    font-size: 0.75rem;
  }

  .list-text {
    font-size: 0.9375rem;
  }

  .timeline {
    padding-left: 1rem;
    gap: var(--spacing-md);
  }

  .timeline::before {
    width: 2px;
  }

  .timeline-item {
    padding: var(--spacing-sm);
    border-left-width: 2px;
  }

  .timeline-day {
    font-size: 0.9375rem;
  }

  .timeline-content {
    font-size: 0.875rem;
  }
}

/* Móviles muy pequeños */
@media (max-width: 360px) {
  .hero-title {
    font-size: 1.625rem;
  }

  .form-card,
  .result-card {
    padding: 0.875rem;
  }

  .results-title {
    font-size: 1.5rem;
  }
}

/* Loading Modal */
.loading-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  display: none;
  visibility: hidden;
  opacity: 0;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease-out;
}

.loading-modal.show {
  display: flex !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.loading-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 14, 39, 0.95);
  backdrop-filter: blur(20px);
}

.loading-modal-content {
  position: relative;
  z-index: 1;
  background: var(--color-surface-elevated);
  backdrop-filter: var(--blur-glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  max-width: 500px;
  width: 90%;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: scaleIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.loading-animation {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: var(--spacing-lg);
}

.loading-circle {
  width: 16px;
  height: 16px;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  border-radius: 50%;
  animation: pulse 1.4s ease-in-out infinite;
  box-shadow: 0 0 20px rgba(212, 165, 116, 0.5);
}

.loading-circle:nth-child(1) {
  animation-delay: 0s;
}

.loading-circle:nth-child(2) {
  animation-delay: 0.2s;
}

.loading-circle:nth-child(3) {
  animation-delay: 0.4s;
}

.loading-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
  background: linear-gradient(135deg, var(--color-text), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.loading-text {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.loading-progress {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
}

.loading-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 3px;
  animation: progressBar 2s ease-in-out infinite;
  box-shadow: 0 0 10px rgba(212, 165, 116, 0.5);
}

@keyframes pulse {

  0%,
  100% {
    transform: scale(0.8);
    opacity: 0.5;
  }

  50% {
    transform: scale(1.2);
    opacity: 1;
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes progressBar {
  0% {
    width: 0%;
    transform: translateX(0);
  }

  50% {
    width: 70%;
  }

  100% {
    width: 100%;
    transform: translateX(0);
  }
}

/* Loading modal responsive */
@media (max-width: 480px) {
  .loading-modal-content {
    padding: var(--spacing-lg);
  }

  .loading-title {
    font-size: 1.375rem;
  }

  .loading-text {
    font-size: 0.9375rem;
  }

  .loading-circle {
    width: 14px;
    height: 14px;
  }
}

/* Utilidades */
.hidden {
  display: none !important;
}

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

.mt-lg {
  margin-top: var(--spacing-lg);
}

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