/* ==========================================================================
   Jonathan Ormeño - Sitio Web Personal & Portfolio
   Design System: UI-UX Pro Max & Web Interface Guidelines
   ========================================================================== */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Color Palette */
  --primary: #7D27F5;
  --primary-hover: #913CF9;
  --primary-light: rgba(125, 39, 245, 0.15);
  --primary-glow: rgba(125, 39, 245, 0.4);
  
  --bg-dark: #0D0B14;
  --bg-surface: #141021;
  --bg-card: #1B162C;
  --bg-card-hover: #231C38;
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-focus: #9D54FF;
  
  --text-primary: #FFFFFF;
  --text-secondary: #B4B0C7;
  --text-muted: #827D99;
  
  --success: #10B981;
  --error: #EF4444;

  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Elevation & Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 30px rgba(125, 39, 245, 0.25);

  /* Layout & Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  --max-width: 1200px;
  --header-height: 80px;

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 1rem;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Accessibility: Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--primary);
  color: var(--text-primary);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  z-index: 9999;
  font-weight: 600;
  text-decoration: none;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 20px;
  outline: 3px solid var(--text-primary);
}

/* Focus Ring Utility (Web Interface Guidelines compliant) */
:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

button:focus:not(:focus-visible),
a:focus:not(:focus-visible),
input:focus:not(:focus-visible),
textarea:focus:not(:focus-visible) {
  outline: none;
}

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

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

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
  scroll-margin-top: calc(var(--header-height) + 20px);
}

/* Navigation Bar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(13, 11, 20, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1000;
  transition: background-color var(--transition-fast);
}

.navbar-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
}

.logo-badge {
  background: var(--primary);
  color: #fff;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  box-shadow: 0 0 16px var(--primary-glow);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
  padding: 8px 4px;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

.btn-nav-cta {
  background: var(--primary);
  color: #fff;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
}

.btn-nav-cta:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

/* Mobile Menu Toggle Button */
.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1001;
}

.mobile-toggle svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
}

/* Hero Section */
.hero-section {
  padding-top: calc(var(--header-height) + 60px);
  padding-bottom: 80px;
  position: relative;
  overflow: hidden;
}

.hero-bg-glow {
  position: absolute;
  top: -100px;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--primary-glow) 0%, rgba(13, 11, 20, 0) 70%);
  z-index: -1;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-light);
  border: 1px solid rgba(125, 39, 245, 0.3);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  color: #C084FC;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-badge-pulse {
  width: 8px;
  height: 8px;
  background: #C084FC;
  border-radius: 50%;
  box-shadow: 0 0 8px #C084FC;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
  font-size: 3.5rem;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero-title span {
  background: linear-gradient(135deg, #FFFFFF 0%, #C084FC 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  min-height: 48px;
}

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

.btn-secondary {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 14px 28px;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  min-height: 48px;
}

.btn-secondary:hover {
  background: var(--bg-card);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

/* Hero Card Profile */
.profile-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.profile-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), #9D54FF);
}

.profile-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
}

.profile-avatar {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary), #4C1D95);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 8px 20px rgba(125, 39, 245, 0.3);
}

.profile-info h3 {
  font-size: 1.35rem;
  margin-bottom: 4px;
}

.profile-info p {
  color: var(--primary-hover);
  font-weight: 500;
  font-size: 0.95rem;
}

.profile-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
}

.stat-item {
  background: var(--bg-card);
  padding: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px auto;
}

.section-tag {
  color: #C084FC;
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

/* Projects Section */
.projects-wrapper {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.featured-project-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  box-shadow: var(--shadow-md);
  transition: border-color var(--transition-normal);
}

.featured-project-card:hover {
  border-color: rgba(125, 39, 245, 0.4);
}

.project-content {
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-tag {
  background: var(--primary-light);
  color: #C084FC;
  border: 1px solid rgba(125, 39, 245, 0.3);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  align-self: flex-start;
  margin-bottom: 16px;
}

.project-title {
  font-size: 2rem;
  margin-bottom: 16px;
}

.project-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.project-tech-list {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.tech-chip {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-primary);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}

.project-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.metric-value {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary-hover);
  font-variant-numeric: tabular-nums;
}

.metric-text {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.project-media {
  background: radial-gradient(circle at center, rgba(125, 39, 245, 0.12) 0%, var(--bg-card) 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  min-height: 380px;
}

.project-media img {
  width: 100%;
  height: auto;
  max-height: 340px;
  object-fit: contain;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4), 0 0 20px rgba(125, 39, 245, 0.15);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.featured-project-card:hover .project-media img {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(125, 39, 245, 0.25);
}

/* Technologies Section */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.tech-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.tech-card:hover {
  transform: translateY(-4px);
  border-color: rgba(125, 39, 245, 0.4);
  box-shadow: var(--shadow-glow);
}

.tech-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  color: #C084FC;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.tech-card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.tech-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

.contact-info-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.contact-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.contact-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-focus);
}

.contact-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  color: #C084FC;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-card h4 {
  font-size: 1.1rem;
  color: var(--text-primary);
}

.contact-card span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(125, 39, 245, 0.2);
  outline: none;
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

.form-error {
  color: var(--error);
  font-size: 0.85rem;
  margin-top: 6px;
  display: none;
}

.form-control.invalid {
  border-color: var(--error);
}

.form-status {
  padding: 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  font-size: 0.9rem;
  display: none;
}

.form-status.success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #34D399;
  display: block;
}

/* Footer */
.footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-subtle);
  padding: 40px 0;
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.footer-text {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Accessibility: Motion Reduction */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .featured-project-card {
    grid-template-columns: 1fr;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-subtle);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    transform: translateY(-150%);
    transition: transform var(--transition-normal);
  }

  .nav-links.open {
    transform: translateY(0);
    box-shadow: var(--shadow-md);
  }

  .mobile-toggle {
    display: flex;
  }

  .hero-title {
    font-size: 2.5rem;
  }

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

  .contact-info-cards {
    grid-template-columns: 1fr;
  }
}