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

:root {
  /* Color Palette */
  --bg-primary: #070a13;
  --bg-secondary: #0c1222;
  --bg-card: rgba(18, 26, 47, 0.6);
  --bg-card-hover: rgba(26, 38, 68, 0.8);
  
  --primary: #0ea5e9;         /* Brand color - electric sky */
  --primary-glow: rgba(14, 165, 233, 0.15);
  
  --accent-mint: #10b981;     /* Mint/Teal representing clinical/health innovation */
  --accent-mint-glow: rgba(16, 185, 129, 0.15);
  
  --accent-gold: #f59e0b;     /* Warm gold/amber */
  
  /* Text Colors */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  /* Borders & Shadows */
  --border-color: rgba(255, 255, 255, 0.05);
  --border-hover: rgba(255, 255, 255, 0.12);
  --glass-border: rgba(255, 255, 255, 0.07);
  
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 12px 32px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 24px 48px -12px rgba(0, 0, 0, 0.4);
  
  /* Animations */
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
  color-scheme: dark;
}

body {
  font-family: var(--font-family);
  background: radial-gradient(circle at 50% 0%, #0f1c3f 0%, var(--bg-primary) 70%);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Custom Selection */
::selection {
  background: var(--primary-glow);
  color: var(--primary);
}

/* Typography & Headers */
h1, h2, h3, h4 {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  background: linear-gradient(135deg, #ffffff 40%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  position: relative;
  display: inline-block;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, #ffffff 60%, var(--accent-mint) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 40px;
  height: 3px;
  background: var(--accent-mint);
  border-radius: 2px;
}

/* Navigation Bar */
header.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(7, 10, 19, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-smooth);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.2rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text-main);
  text-decoration: none;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo span {
  color: var(--accent-mint);
}

nav.main-nav {
  display: flex;
  gap: 1.5rem;
}

nav.main-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: var(--transition-smooth);
  position: relative;
}

nav.main-nav a:hover,
nav.main-nav a.active {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.04);
}

/* Hero Section */
.hero {
  min-height: 85vh;
  padding: 8rem 2rem 4rem;
  display: flex;
  align-items: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 10%;
  width: 300px;
  height: 300px;
  background: var(--primary-glow);
  filter: blur(100px);
  z-index: -1;
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 10%;
  right: 15%;
  width: 250px;
  height: 250px;
  background: var(--accent-mint-glow);
  filter: blur(90px);
  z-index: -1;
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(14, 165, 233, 0.08);
  border: 1px solid rgba(14, 165, 233, 0.15);
  color: var(--primary);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  width: fit-content;
}

.hero-content p.subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  color: var(--text-muted);
  font-weight: 400;
  max-width: 600px;
}

.hero-content p.subtitle strong {
  color: var(--text-main);
  font-weight: 600;
}

/* Social & Contact Actions in Hero */
.hero-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-top: 1rem;
}

.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  text-decoration: none;
  font-size: 1.2rem;
  transition: var(--transition-smooth);
}

.social-btn:hover {
  color: var(--text-main);
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.social-btn.linkedin:hover {
  color: #0077b5;
  box-shadow: 0 0 15px rgba(0, 119, 181, 0.2);
}

.social-btn.envelope:hover {
  color: var(--accent-mint);
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.2);
}

/* Image Showcase with floating badges */
.hero-image-container {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.image-frame {
  width: 100%;
  max-width: 380px;
  aspect-ratio: 4/5;
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg);
  background: var(--bg-card);
}

.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.image-frame:hover img {
  transform: scale(1.03);
}

/* Floating Badge System */
.floating-badge {
  position: absolute;
  background: rgba(18, 26, 47, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: 0.6rem 1.2rem;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  z-index: 2;
  transition: var(--transition-smooth);
}

.floating-badge i {
  color: var(--accent-mint);
  font-size: 0.95rem;
}

.floating-badge span {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.badge-1 {
  top: 15%;
  left: -40px;
  animation: float 4s ease-in-out infinite;
}

.badge-2 {
  bottom: 25%;
  right: -30px;
  animation: float 4.5s ease-in-out infinite 0.5s;
}

.badge-3 {
  bottom: 8%;
  left: -20px;
  animation: float 5s ease-in-out infinite 1s;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

/* Sections Global */
section.main-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 2rem;
}

/* Projects Showcase */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 1rem;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  overflow: hidden;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(14, 165, 233, 0) 60%, rgba(14, 165, 233, 0.02) 100%);
  pointer-events: none;
  opacity: 0;
  transition: var(--transition-smooth);
}

.project-image {
  position: relative;
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--bg-secondary);
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

/* Image fallback styling for missing local files */
.img-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #131b2e 0%, #1e2942 100%);
  color: var(--text-muted);
  font-size: 2.5rem;
}

.project-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(7, 10, 19, 0.8);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.35rem 0.85rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-mint);
  letter-spacing: 0.02em;
}

.project-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  flex-grow: 1;
}

.project-content h3 {
  font-size: 1.4rem;
  color: var(--text-main);
  font-weight: 700;
  transition: var(--transition-smooth);
}

.project-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Interactive Card Hovers */
.project-card:hover {
  transform: translateY(-6px);
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-lg);
}

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

.project-card:hover .project-image img {
  transform: scale(1.04);
}

.project-card:hover .project-content h3 {
  color: var(--primary);
}

/* Premium Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-secondary);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-main) !important;
  padding: 0.75rem 1.5rem;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none !important;
  transition: var(--transition-smooth);
  width: fit-content;
  margin-top: auto;
}

.btn i {
  transition: var(--transition-smooth);
  font-size: 0.8rem;
}

.btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 0 20px rgba(14, 165, 233, 0.3);
  transform: translateY(-2px);
}

.btn:hover i {
  transform: translateX(3px);
}

/* Primary Action Buttons */
.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
}

.btn-primary:hover {
  background: #0284c7;
  border-color: #0284c7;
  box-shadow: 0 0 20px rgba(14, 165, 233, 0.4);
}

/* Over Mij Page specific */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: flex-start;
  margin-top: 1rem;
}

.about-text-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.about-text-container p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.skills-wrapper {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.skills-category h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.skills-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.skills-tags span {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  padding: 0.4rem 1rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.skills-tags span:hover {
  border-color: var(--accent-mint);
  color: var(--text-main);
  background: rgba(16, 185, 129, 0.04);
}

/* Contact Page specific */
.contact-container {
  max-width: 800px;
  margin: 0 auto;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 3rem;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(10px);
}

.contact-intro {
  text-align: center;
  max-width: 550px;
  margin: 0 auto 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.contact-intro p {
  color: var(--text-muted);
}

.contact-options {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.contact-option-card {
  flex: 1;
  min-width: 240px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.contact-option-card i {
  font-size: 1.8rem;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

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

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

.contact-option-card:hover {
  transform: translateY(-4px);
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

.contact-option-card.linkedin-opt i {
  color: #0077b5;
}

.contact-option-card.email-opt i {
  color: var(--accent-mint);
}

/* Footer Section */
footer.site-footer {
  text-align: center;
  padding: 4rem 2rem;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  margin-top: 3rem;
  position: relative;
}

footer.site-footer::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-mint), transparent);
}

footer.site-footer p {
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.8;
}

footer.site-footer a.footer-link {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-smooth);
}

footer.site-footer a.footer-link:hover {
  color: var(--primary);
}

/* Responsive adjustments */
@media (max-width: 968px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  
  .hero-content {
    align-items: center;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-image-container {
    order: -1;
    margin-bottom: 1.5rem;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .about-image-container {
    display: flex;
    justify-content: center;
  }
}

@media (max-width: 576px) {
  nav.main-nav {
    gap: 0.5rem;
  }
  
  nav.main-nav a {
    padding: 0.4rem 0.6rem;
    font-size: 0.85rem;
  }
  
  section.main-section {
    padding: 4rem 1.5rem;
  }
  
  .contact-card {
    padding: 2rem 1.5rem;
  }
  
  .floating-badge {
    padding: 0.4rem 0.8rem;
  }
  
  .badge-1 {
    left: -10px;
  }
  
  .badge-2 {
    right: -10px;
  }
}

/* Project Detail Page Styles */
.project-detail-hero {
  min-height: 40vh;
  padding: 8rem 2rem 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 50% 100%, #101c3d 0%, var(--bg-primary) 80%);
  border-bottom: 1px solid var(--border-color);
}

.project-detail-hero img.hero-bg {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.15;
  top: 0;
  left: 0;
  z-index: 0;
  filter: blur(8px);
}

.project-detail-hero .content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.project-detail-hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  background: linear-gradient(135deg, #ffffff 40%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.project-detail-hero p {
  color: var(--accent-mint);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.project-detail-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 3rem;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(10px);
  margin-top: -2rem;
  position: relative;
  z-index: 10;
}

.project-detail-row {
  display: flex;
  gap: 4rem;
  align-items: flex-start;
  margin-bottom: 3rem;
}

.project-detail-text {
  flex: 1.2;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.project-detail-text h2 {
  font-size: 1.6rem;
  margin-bottom: 0.5rem;
}

.project-detail-text p {
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.7;
}

.project-detail-checklist {
  flex: 0.8;
  background: rgba(12, 18, 34, 0.6);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.project-detail-checklist h2 {
  font-size: 1.25rem;
  color: var(--text-main);
  background: none;
  -webkit-text-fill-color: initial;
  -webkit-background-clip: initial;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(16, 185, 129, 0.2);
}

.project-detail-checklist h2::after {
  display: none;
}

.project-detail-checklist ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.project-detail-checklist li {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.project-detail-checklist li i {
  color: var(--accent-mint);
  margin-top: 0.25rem;
  font-size: 0.9rem;
}

.project-detail-continuation {
  margin-top: 2rem;
  border-top: 1px solid var(--border-color);
  padding-top: 2.5rem;
}

.project-detail-continuation h2 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
}

.project-detail-continuation p {
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.7;
}

/* Premium Slider / Carousel */
.slider-container {
  margin-top: 3.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.slider-container h2 {
  font-size: 1.6rem;
  margin-bottom: 0;
}

.slider-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  background: var(--bg-secondary);
}

.slides-track {
  display: flex;
  height: 100%;
  width: 100%;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.slide-item {
  min-width: 100%;
  height: 100%;
  position: relative;
}

.slide-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(7, 10, 19, 0.6);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  z-index: 10;
  transition: var(--transition-smooth);
}

.slider-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 0 15px rgba(14, 165, 233, 0.3);
}

.slider-btn.prev-btn {
  left: 20px;
}

.slider-btn.next-btn {
  right: 20px;
}

@media (max-width: 868px) {
  .project-detail-row {
    flex-direction: column;
    gap: 3rem;
  }
  
  .project-detail-card {
    padding: 2rem 1.5rem;
  }
  
  .slider-wrapper {
    aspect-ratio: 4/3;
  }
}