/* ===========================
   MODERN GAME DEV THEME
   =========================== */
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #0f172a;
  color: #e2e8f0;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  position: relative;
  overflow-x: hidden;
}

/* Animated floating particles background */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(168, 85, 247, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(59, 130, 246, 0.06) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
  animation: floatBackground 20s ease-in-out infinite;
}

@keyframes floatBackground {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.05); }
}

/* Subtle particle stars */
.section::before {
  content: "✦";
  position: absolute;
  color: rgba(168, 85, 247, 0.2);
  font-size: 1rem;
  animation: twinkle 4s ease-in-out infinite;
  pointer-events: none;
}

.section:nth-child(2)::before {
  top: 10%;
  right: 8%;
  animation-delay: 0s;
}

.section:nth-child(3)::before {
  content: "★";
  top: 15%;
  left: 5%;
  animation-delay: 1.5s;
  color: rgba(99, 102, 241, 0.25);
}

.section:nth-child(4)::before {
  content: "✦";
  bottom: 20%;
  right: 10%;
  animation-delay: 3s;
}

.section:nth-child(5)::before {
  content: "★";
  top: 25%;
  left: 12%;
  animation-delay: 2s;
  font-size: 1.2rem;
}

@keyframes twinkle {
  0%, 100% { opacity: 0.2; transform: scale(1) rotate(0deg); }
  50% { opacity: 0.6; transform: scale(1.3) rotate(180deg); }
}

/* Theme variables */
:root{
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-hover: #334155;
  --border: #334155;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --primary: #6366f1; /* Indigo - professional game dev */
  --primary-light: #818cf8;
  --secondary: #a855f7; /* Purple - creative accent */
  --accent: #3b82f6; /* Blue - trust/tech */
  --success: #10b981; /* Green */
  --slide-height-desktop: 420px;
  --slide-height-mobile: 58vw;
}

/* Layout */
.container { 
  max-width: 1100px; 
  margin: 0 auto; 
  padding: 0 1.5rem; 
  position: relative; 
  z-index: 2; 
}

.section { 
  padding: 4rem 0; 
  position: relative; 
}

.section-alt { 
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.3) 0%, transparent 100%);
}

.section h2 { 
  font-size: 2.2rem; 
  margin-bottom: 0.5rem; 
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-subtitle { 
  color: var(--text-muted); 
  margin-bottom: 2rem; 
  font-size: 1.05rem;
}

.list { padding-left: 1.2rem; }
.list li { margin-bottom: 0.4rem; }

/* Header - Clean and modern */
.site-header {
  position: sticky; 
  top: 0; 
  z-index: 40;
  backdrop-filter: blur(12px) saturate(180%);
  background: rgba(15, 23, 42, 0.8);
  border-bottom: 1px solid rgba(100, 116, 139, 0.2);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.header-content { 
  display: flex; 
  align-items: center; 
  justify-content: space-between; 
  padding: 1rem 0; 
}

.logo { 
  font-weight: 700; 
  letter-spacing: -0.02em; 
  font-size: 1.4rem; 
  color: var(--text);
  transition: all 0.3s ease;
}

.logo:hover {
  color: var(--primary-light);
  transform: translateY(-1px);
}

.logo span { 
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav a { 
  margin-left: 2rem; 
  text-decoration: none; 
  font-size: 0.95rem; 
  color: var(--text-muted); 
  font-weight: 500;
  transition: color 0.2s ease;
  position: relative;
}

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

.nav a::after { 
  content: ""; 
  position: absolute; 
  left: 0; 
  bottom: -0.5rem; 
  width: 0; 
  height: 2px; 
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: width 0.3s ease;
}

.nav a:hover::after, .nav a.active::after { 
  width: 100%; 
}

/* Hero - Elegant and spacious */
.hero { 
  padding: 6rem 0 5rem; 
  position: relative; 
  overflow: visible;
}

.hero-content { 
  display: grid; 
  grid-template-columns: minmax(0, 1.6fr); 
  gap: 3rem; 
  align-items: center; 
}

.hero-eyebrow { 
  font-size: 0.9rem; 
  text-transform: uppercase; 
  letter-spacing: 0.1em; 
  color: var(--primary-light);
  margin-bottom: 1rem;
  font-weight: 600;
}

.hero h1 { 
  font-size: 3.5rem; 
  margin-bottom: 1rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.accent { 
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { filter: hue-rotate(0deg); }
  50% { filter: hue-rotate(10deg); }
}

.hero-text { 
  color: var(--text-muted); 
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  line-height: 1.7;
  max-width: 600px;
}

/* Hero contact */
.hero-contact p { 
  margin-bottom: 0.5rem; 
  font-size: 0.95rem;
}

.hero-contact a { 
  color: var(--primary-light);
  text-decoration: none;
  transition: all 0.2s ease;
}

.hero-contact a:hover { 
  color: var(--primary);
  text-decoration: underline;
}

/* Buttons - Modern and clean */
.hero-actions { 
  display: flex; 
  gap: 1rem; 
  margin-top: 2rem; 
  flex-wrap: wrap; 
}

.btn { 
  display: inline-flex; 
  align-items: center; 
  justify-content: center; 
  border-radius: 8px;
  padding: 0.75rem 1.75rem; 
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer; 
  text-decoration: none;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn.primary { 
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn.primary:hover { 
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

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

.btn.ghost:hover { 
  background: var(--surface);
  border-color: var(--primary);
  transform: translateY(-2px);
}

/* Skills - Clean badge style */
.pill-grid { 
  display: flex; 
  flex-wrap: wrap; 
  gap: 0.75rem; 
}

.pill { 
  padding: 0.5rem 1rem;
  border-radius: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s ease;
  color: var(--text);
}

.pill:hover {
  background: var(--surface-hover);
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

/* Cards - Modern glass effect */
.card-grid { 
  display: grid; 
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); 
  gap: 1.5rem; 
}

.card { 
  background: rgba(30, 41, 59, 0.5);
  backdrop-filter: blur(10px);
  border-radius: 12px;
  padding: 1.5rem;
  border: 1px solid rgba(100, 116, 139, 0.2);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
  transition: left 0.6s ease;
}

.card:hover::before {
  left: 100%;
}

.card:hover { 
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.card h3 { 
  margin-bottom: 0.5rem;
  color: var(--text);
  font-weight: 600;
  font-size: 1.1rem;
}

.card p { 
  font-size: 0.95rem; 
  color: var(--text-muted); 
  margin-bottom: 1rem; 
  line-height: 1.6;
}

.card-link { 
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--primary-light);
  font-weight: 600;
}

.card-link:hover { 
  color: var(--primary);
}

/* YouTube link */
.youtube-link { 
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--text);
  text-decoration: none;
  transition: 0.2s ease;
  font-weight: 500;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

.youtube-link:hover { 
  color: #ff0000;
}

.youtube-icon { 
  width: 22px;
  height: 22px;
  transition: 0.2s ease;
}

.youtube-link:hover .youtube-icon { 
  transform: scale(1.1);
}

/* Video slider - Clean modern design */
.video-slider { 
  position: relative;
  overflow: hidden;
  margin-top: 1.5rem;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.slides { 
  display: flex;
  transition: transform 420ms cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
  touch-action: pan-y;
}

.slide { 
  min-width: 100%;
  flex: 0 0 100%;
  padding: 1rem;
  box-sizing: border-box;
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: center;
}

.slide-media { 
  position: relative;
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Desktop/Mobile layouts */
@media (min-width: 900px) {
  .slide { flex-direction: row; min-height: var(--slide-height-desktop); }
  .slide-media { width: 62%; height: var(--slide-height-desktop); }
  .slide-info { width: 38%; padding-left: 20px; }
}

@media (max-width: 899px) {
  .slide { flex-direction: column; min-height: var(--slide-height-mobile); }
  .slide-media { width: 100%; height: var(--slide-height-mobile); }
  .slide-info { width: 100%; padding: 15px 8px 0 8px; }
}

.slide-thumb { 
  display: block; 
  width: 100%; 
  height: 100%; 
  object-fit: cover; 
}

/* Play button - Clean modern style */
.play-overlay {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  border: none;
  padding: 20px 24px;
  font-size: 24px;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  transition: all 0.3s ease;
}

.play-overlay:hover { 
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow: 0 12px 32px rgba(99, 102, 241, 0.5);
}

.play-icon { 
  font-weight: 700; 
  font-size: 22px; 
  margin-left: 4px; 
}

/* Slide info */
.slide-info { 
  color: var(--text);
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.slide-title { 
  font-weight: 600;
  font-size: 1.15rem;
  margin-bottom: 10px;
  line-height: 1.4;
  color: var(--text);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.slide-desc { 
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
  max-height: 6em;
  overflow: hidden;
}

/* Slider controls */
.slider-controls { 
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  pointer-events: none;
  padding: 0 12px;
}

.slider-btn { 
  pointer-events: auto;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
  font-size: 1.2rem;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.slider-btn:hover { 
  background: var(--surface);
  border-color: var(--primary);
  transform: scale(1.05);
}

.slider-dots { 
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 16px;
}

.dot { 
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  border: none;
  transition: all 0.3s ease;
}

.dot.active { 
  background: var(--primary);
  transform: scale(1.4);
  box-shadow: 0 0 8px rgba(99, 102, 241, 0.5);
}

.dot:hover {
  background: var(--primary-light);
  transform: scale(1.2);
}

/* Slider topbar */
.slider-topbar { 
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 1rem;
}

.slider-title { 
  font-weight: 700;
  color: var(--text);
  font-size: 1.2rem;
  letter-spacing: -0.01em;
}

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

.card { 
  background: var(--surface);
  border-radius: 12px;
  padding: 12px;
  border: 1px solid var(--border);
  color: var(--text);
}

.hidden { display: none !important; }

/* Timeline - Modern clean style */
.timeline { 
  position: relative;
  margin-top: 2rem;
  padding-left: 2rem;
}

.timeline::before { 
  content: "";
  position: absolute;
  left: 0.5rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--primary), var(--secondary));
}

.timeline-item { 
  position: relative;
  margin-bottom: 2rem;
}

.timeline-marker { 
  position: absolute;
  left: 0.15rem;
  top: 0.4rem;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--primary);
  border: 2px solid var(--bg);
  z-index: 2;
  box-shadow: 0 0 0 3px var(--surface);
}

.timeline-content { 
  background: rgba(30, 41, 59, 0.5);
  backdrop-filter: blur(10px);
  border-radius: 12px;
  border: 1px solid var(--border);
  padding: 1.5rem;
  transition: all 0.3s ease;
}

.timeline-content:hover {
  transform: translateX(8px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.timeline-content h2 { 
  font-size: 1.2rem;
  margin-bottom: 0.4rem;
  color: var(--text);
  font-weight: 600;
}

.timeline-meta { 
  font-size: 0.9rem;
  color: var(--primary-light);
  margin-bottom: 0.8rem;
  font-weight: 500;
}

.timeline-content ul { 
  padding-left: 1.2rem; 
}

.timeline-content li { 
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Profile photo */
.hero-media { 
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 1rem;
  gap: 20px;
}

.profile-photo {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid transparent;
  background: linear-gradient(var(--bg), var(--bg)) padding-box,
              linear-gradient(135deg, var(--primary), var(--secondary)) border-box;
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.3);
  transition: all 0.4s ease;
}

.profile-photo:hover {
  transform: scale(1.05) rotate(2deg);
  box-shadow: 0 12px 48px rgba(99, 102, 241, 0.5);
}

/* Inline Mario sprite next to heading */
.mario-inline {
  display: inline-block;
  width: 60px;
  height: auto;
  vertical-align: middle;
  margin-left: 15px;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
  transition: transform 0.3s ease;
  animation: marioJump 2s ease-in-out infinite;
}

.mario-inline:hover {
  transform: scale(1.2) translateY(-5px);
  animation: none;
}

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

/* Remove old mario container styles (not needed anymore) */
.mario-container {
  display: none;
}

.mario-sprite {
  display: none;
}

/* Experience grid */
.experience-grid { 
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 3rem;
  margin-top: 2rem;
}

.experience-heading { 
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* Footer */
.site-footer { 
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
  background: rgba(30, 41, 59, 0.3);
}

/* Focus styles */
button:focus, a:focus { 
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Responsive */
@media (min-width: 800px) {
  .hero-content { 
    grid-template-columns: minmax(0, 1.5fr) 1fr;
    align-items: center;
  }
  .hero-media { display: flex; }
}

@media (min-width: 900px) {
  .experience-grid { 
    grid-template-columns: repeat(2, minmax(0, 1fr)); 
  }
}

@media (max-width: 640px) {
  .header-content { 
    flex-direction: column; 
    align-items: flex-start; 
    gap: 0.8rem; 
  }
  .nav a { margin-left: 1rem; }
  .hero h1 { font-size: 2.5rem; }
  .section h2 { font-size: 1.8rem; }
  .slide-media { height: var(--slide-height-mobile); }
  .play-overlay { padding: 16px 20px; font-size: 20px; }
  .profile-photo { width: 200px; height: 200px; }
  .mario-inline { width: 45px; margin-left: 10px; }
}