/* ============================================
   BRUNO JAKUBOWSKI PORTFOLIO - STYLES
   ============================================ */

/* CSS Variables */
:root {
  --background: #0a0a0f;
  --foreground: #f8fafc;
  --primary: #8b5cf6;
  --primary-dark: #7c3aed;
  --accent: #06b6d4;
  --accent-dark: #0891b2;
  --secondary: #1e1e2e;
  --muted: #94a3b8;
  --border: rgba(255, 255, 255, 0.1);
  --glass-bg: rgba(15, 15, 25, 0.6);
  --card-bg: linear-gradient(135deg, rgba(139, 92, 246, 0.08) 0%, rgba(6, 182, 212, 0.04) 100%);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.4s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary), var(--accent));
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--primary-dark), var(--accent-dark));
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
}

/* Utility Classes */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 50%, #3b82f6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Background Effects */
.gradient-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  overflow: hidden;
  background: var(--background);
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  animation: float 20s ease-in-out infinite;
}

.orb-1 {
  width: 600px;
  height: 600px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  top: -200px;
  right: -200px;
}

.orb-2 {
  width: 500px;
  height: 500px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  bottom: -150px;
  left: -150px;
  animation-delay: -5s;
}

.orb-3 {
  width: 400px;
  height: 400px;
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  top: 50%;
  left: 30%;
  animation-delay: -10s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(50px, -50px) scale(1.1); }
  50% { transform: translate(-30px, 30px) scale(0.9); }
  75% { transform: translate(-50px, -30px) scale(1.05); }
}

.grid-pattern {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(139, 92, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: -1;
  pointer-events: none;
}

/* Glass Effect */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
}

.glass-card {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(6, 182, 212, 0.05) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(139, 92, 246, 0.2);
  transition: all var(--transition-normal);
}

.glass-card:hover {
  border-color: rgba(139, 92, 246, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(139, 92, 246, 0.2);
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-normal);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(139, 92, 246, 0.4);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  background: transparent;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-normal);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-full {
  width: 100%;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 50px;
  background: var(--glass-bg);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--muted);
}

.badge svg {
  color: var(--primary);
}

.skill-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
  background: rgba(139, 92, 246, 0.15);
  border: 1px solid rgba(139, 92, 246, 0.3);
  color: #c4b5fd;
  transition: all var(--transition-fast);
}

.skill-tag:hover {
  background: rgba(139, 92, 246, 0.25);
  transform: scale(1.05);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-online {
  background: rgba(34, 197, 94, 0.15);
  color: #4ade80;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.status-mvp {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-release {
  background: rgba(139, 92, 246, 0.15);
  color: #c4b5fd;
  border: 1px solid rgba(139, 92, 246, 0.3);
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all var(--transition-normal);
}

.nav.scrolled {
  padding: 12px 0;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-icon svg {
  color: white;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  position: relative;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition-normal);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transition: width var(--transition-normal);
}

.nav-link:hover {
  color: white;
}

.nav-link:hover::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: white;
  transition: all var(--transition-normal);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  padding-bottom: 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero-subtitle {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
}

.hero-typing {
  font-size: 1.5rem;
  color: var(--primary);
  font-weight: 500;
}

.cursor {
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.hero-description {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.stat-card {
  text-align: center;
  padding: 24px 16px;
  border-radius: var(--radius-lg);
  background: rgba(139, 92, 246, 0.05);
  border: 1px solid rgba(139, 92, 246, 0.1);
  transition: all var(--transition-normal);
}

.stat-card:hover {
  background: rgba(139, 92, 246, 0.1);
  border-color: rgba(139, 92, 246, 0.2);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-icon {
  display: flex;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 4px;
}

/* Hero Code Block */
.hero-code {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.code-block {
  background: rgba(0, 0, 0, 0.5);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(139, 92, 246, 0.2);
  overflow: hidden;
  font-family: 'JetBrains Mono', monospace;
}

.code-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(139, 92, 246, 0.1);
}

.code-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.code-dot.red { background: #ef4444; }
.code-dot.yellow { background: #f59e0b; }
.code-dot.green { background: #22c55e; }

.code-filename {
  margin-left: 8px;
  font-size: 0.85rem;
  color: var(--muted);
}

.code-content {
  padding: 20px;
}

.code-content pre {
  font-size: 0.9rem;
  line-height: 1.6;
  color: #e2e8f0;
  overflow-x: auto;
}

.hero-badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.glass-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 50px;
  background: var(--glass-bg);
  border: 1px solid var(--border);
  font-size: 0.85rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ade80;
  animation: pulse 2s infinite;
}

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

.tech-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* Sections */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header .badge {
  margin-bottom: 20px;
}

.section-title {
  font-size: 2.8rem;
  margin-bottom: 16px;
}

.section-description {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-card {
  position: relative;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--card-bg);
  border: 1px solid rgba(139, 92, 246, 0.15);
  transition: all var(--transition-slow);
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2) 0%, rgba(6, 182, 212, 0.1) 100%);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.project-card:hover::before {
  opacity: 1;
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 0 25px 50px rgba(139, 92, 246, 0.2);
}

.project-card > * {
  position: relative;
  z-index: 1;
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}

.project-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(6, 182, 212, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}

.project-title {
  font-size: 1.25rem;
  margin-bottom: 4px;
}

.project-subtitle {
  font-size: 0.9rem;
  color: var(--primary);
  margin-bottom: 12px;
}

.project-description {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 16px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.project-links {
  display: flex;
  gap: 12px;
}

.project-links .btn-primary,
.project-links .btn-secondary {
  flex: 1;
  padding: 10px 16px;
  font-size: 0.85rem;
}

/* Skills Section */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.skill-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  background: var(--card-bg);
  border: 1px solid rgba(139, 92, 246, 0.15);
  transition: all var(--transition-normal);
}

.skill-card:hover {
  border-color: rgba(139, 92, 246, 0.3);
  transform: translateY(-4px);
}

.skill-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(6, 182, 212, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 24px;
}

.skill-title {
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.skill-list {
  list-style: none;
}

.skill-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  color: #cbd5e1;
  font-size: 0.95rem;
}

.skill-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
}

/* Tech Stack */
.tech-stack {
  text-align: center;
}

.tech-stack-title {
  color: var(--muted);
  margin-bottom: 20px;
}

.tech-stack-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.tech-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 50px;
  background: var(--card-bg);
  border: 1px solid rgba(139, 92, 246, 0.15);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.tech-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
}

.tech-tag:hover {
  border-color: rgba(139, 92, 246, 0.3);
  transform: scale(1.05);
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.about-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--card-bg);
  border: 1px solid rgba(139, 92, 246, 0.15);
  transition: all var(--transition-normal);
}

.about-card:hover {
  border-color: rgba(139, 92, 246, 0.3);
  transform: translateY(-4px);
}

.about-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(6, 182, 212, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 16px;
}

.about-title {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.about-text {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.7;
}

/* Quote */
.quote {
  display: flex;
  justify-content: center;
}

.quote-content {
  max-width: 700px;
  padding: 32px 48px;
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--border);
  text-align: center;
}

.quote-content p {
  font-size: 1.25rem;
  font-style: italic;
  color: #e2e8f0;
  line-height: 1.7;
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.contact-form-container,
.contact-links {
  padding: 32px;
  border-radius: var(--radius-lg);
  background: var(--card-bg);
  border: 1px solid rgba(139, 92, 246, 0.15);
}

.contact-form-title,
.contact-links-title {
  font-size: 1.3rem;
  margin-bottom: 24px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 0.9rem;
  color: var(--muted);
}

.form-input {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 1rem;
  font-family: inherit;
  transition: all var(--transition-normal);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  background: rgba(139, 92, 246, 0.05);
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.2);
}

.form-input::placeholder {
  color: #64748b;
}

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

.form-note {
  font-size: 0.8rem;
  color: var(--muted);
  text-align: center;
}

/* Social Links */
.social-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: white;
  text-decoration: none;
  font-size: 0.95rem;
  transition: all var(--transition-normal);
}

.social-link:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

/* Generated Message */
.generated-message {
  margin-top: 24px;
}

.generated-message-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.generated-message-header h4 {
  font-size: 1rem;
  font-weight: 600;
}

.btn-copy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-copy:hover {
  background: rgba(255, 255, 255, 0.15);
}

.generated-textarea {
  min-height: 150px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
}

/* Footer */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}

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

.footer-made {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  color: var(--muted);
}

.footer-made svg {
  color: var(--primary);
}

/* Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  
  .hero-code {
    display: none;
  }
  
  .projects-grid,
  .skills-grid,
  .about-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-btn {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .projects-grid,
  .skills-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .stats {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .btn-primary,
  .btn-secondary {
    width: 100%;
  }
  
  .project-links {
    flex-direction: column;
  }
  
  .social-links {
    flex-direction: column;
  }
  
  .social-link {
    width: 100%;
    justify-content: center;
  }
}