/* THEME 1: CYBER SPACE (DEFAULT) */
body[data-theme="space"], :root {
  --bg-dark: #05070c;
  --bg-dim: #0a0e17;
  --bg-card: rgba(13, 19, 33, 0.88);
  --border-card: rgba(0, 229, 255, 0.28);
  
  --primary: #00e5ff;
  --primary-glow: rgba(0, 229, 255, 0.4);
  --secondary: #8a2be2;
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --font-sans: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* THEME 2: ANCIENT EGYPTIAN */
body[data-theme="egypt"] {
  --bg-dark: #120c06;
  --bg-dim: #1d140b;
  --bg-card: rgba(36, 24, 12, 0.88);
  --border-card: rgba(245, 197, 66, 0.35);
  
  --primary: #f5c542;
  --primary-glow: rgba(245, 197, 66, 0.45);
  --secondary: #00a896;
  
  --text-main: #fff8eb;
  --text-muted: #d4c5a9;
  --text-dim: #99876b;
}

/* THEME 3: NEON CYBERPUNK */
body[data-theme="cyberpunk"] {
  --bg-dark: #090314;
  --bg-dim: #130728;
  --bg-card: rgba(25, 10, 48, 0.88);
  --border-card: rgba(255, 0, 127, 0.38);
  
  --primary: #ff007f;
  --primary-glow: rgba(255, 0, 127, 0.45);
  --secondary: #7928ca;
  
  --text-main: #ffffff;
  --text-muted: #d6bbfb;
  --text-dim: #8b68b3;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  transition: background-color 0.5s ease, color 0.5s ease;
}

#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
}

.container {
  width: 90%;
  max-width: 1140px;
  margin: 0 auto;
}

.section {
  padding: 90px 0;
  position: relative;
}

.bg-dim {
  background-color: var(--bg-dim);
  transition: background-color 0.5s ease;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.stage-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 2.5px;
  color: var(--primary);
  display: block;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 800;
  background: linear-gradient(135deg, #ffffff 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.02rem;
  max-width: 600px;
  margin: 0 auto;
}

.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: var(--transition), background 0.5s ease, border-color 0.5s ease;
}

.glass-card:hover {
  border-color: var(--primary);
  box-shadow: 0 15px 40px -10px var(--primary-glow);
  transform: translateY(-4px);
}

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

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-in {
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 26px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #000;
  font-weight: 700;
  box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px var(--primary-glow);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

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

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: #000;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-full { width: 100%; }

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 14px 0;
  transition: var(--transition), background 0.5s ease;
  background: var(--bg-dark);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-container {
  width: 90%;
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-main);
  text-decoration: none;
  font-family: var(--font-mono);
}

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

.nav-links { display: flex; gap: 30px; }

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

.nav-actions { display: flex; align-items: center; gap: 14px; }

/* INFORMATIVE QUICK SNAPSHOT BANNER */
.utility-section {
  padding: 30px 0 60px 0;
}

.utility-box {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(0, 229, 255, 0.04) 100%);
}

.info-snapshot-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.tool-icon {
  font-size: 1.6rem;
  color: var(--primary);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-card);
  padding: 12px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.info-snapshot-item h4 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.info-snapshot-item p {
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.5;
}

/* PROJECTS GRID */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.project-card {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.project-thumb {
  height: 160px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.2rem;
  color: var(--primary);
  border-bottom: 1px solid var(--border-card);
}

.project-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-tags { display: flex; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.tag { font-size: 0.75rem; padding: 3px 10px; border-radius: 12px; background: rgba(255, 255, 255, 0.06); color: var(--text-muted); }
.project-title { font-size: 1.18rem; margin-bottom: 8px; }
.project-desc { color: var(--text-muted); font-size: 0.88rem; margin-bottom: 18px; flex-grow: 1; }

/* HOVER THEME DROPDOWN MENU */
.theme-dropdown-wrap {
  position: relative;
  display: inline-block;
}

.theme-main-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-card);
  color: var(--text-main);
  padding: 8px 16px;
  border-radius: 24px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.theme-main-btn:hover {
  border-color: var(--primary);
  box-shadow: 0 0 15px var(--primary-glow);
}

.theme-main-btn i {
  color: var(--primary);
}

.theme-options-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-dim);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 140px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.7);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1100;
}

.theme-dropdown-wrap:hover .theme-options-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.theme-option-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 8px 12px;
  border-radius: 8px;
  text-align: left;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.theme-option-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
}

.theme-option-btn.active {
  background: var(--primary);
  color: #000;
  font-weight: 700;
  box-shadow: 0 0 10px var(--primary-glow);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.mobile-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.hero-section {
  padding-top: 150px;
  padding-bottom: 50px;
  min-height: 75vh;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-card);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--primary);
  box-shadow: 0 0 10px var(--primary);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 var(--primary-glow); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(0, 0, 0, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 0, 0, 0); }
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 18px;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 30px;
  max-width: 540px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.social-pills { display: flex; align-items: center; gap: 12px; }
.social-label { font-size: 0.9rem; color: var(--text-dim); font-weight: 600; }

.social-pill {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-main);
  text-decoration: none;
  transition: var(--transition);
}

.social-pill:hover {
  background: var(--primary);
  color: #000;
  border-color: var(--primary);
  transform: translateY(-3px);
}

.terminal-body {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.8;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 12px;
  margin-bottom: 16px;
}

.window-dots { display: flex; gap: 6px; }
.window-dots .dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.red { background-color: #ff5f56; }
.dot.yellow { background-color: #ffbd2e; }
.dot.green { background-color: #27c93f; }

.card-title { font-size: 0.8rem; color: var(--text-dim); font-family: var(--font-mono); }
.cmd-prompt { color: var(--primary); font-weight: bold; }
.cmd-keyword { color: var(--secondary); }
.cmd-var { color: #ff007f; }
.cmd-key { color: var(--text-muted); }
.cmd-str { color: var(--primary); }
.cmd-bool { color: #ffbd2e; }
.cmd-success { color: var(--primary); }
.indent { padding-left: 20px; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.service-card h3 { font-size: 1.25rem; margin-bottom: 10px; }
.service-card p { color: var(--text-muted); font-size: 0.95rem; }

.service-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
  border: 1px solid var(--border-card);
}

.arcade-section {
  background: var(--bg-dark);
}

.arcade-container {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.game-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.game-tab {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
  padding: 9px 20px;
  border-radius: 30px;
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
}

.game-tab:hover, .game-tab.active {
  background: var(--primary);
  color: #000;
  border-color: var(--primary);
  font-weight: 700;
}

.arcade-screen-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0, 0, 0, 0.45);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.game-title-badge {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--primary);
}

.game-score-board {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: 1px;
}

.canvas-wrapper {
  position: relative;
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
  aspect-ratio: 3 / 2;
  background: #030508;
  border-radius: var(--radius-sm);
  border: 2px solid var(--border-card);
  overflow: hidden;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.85);
}

#arcade-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.game-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(5, 7, 12, 0.94);
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
  z-index: 10;
  transition: var(--transition);
}

.game-overlay h3 {
  font-size: 1.7rem;
  margin-bottom: 8px;
  color: var(--primary);
}

.game-overlay p {
  color: var(--text-muted);
  max-width: 420px;
  margin-bottom: 22px;
  font-size: 0.95rem;
}

.arcade-controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.control-hints {
  font-size: 0.85rem;
  color: var(--text-dim);
  text-align: center;
}

.control-hints kbd {
  background: rgba(255,255,255,0.1);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--primary);
  font-family: var(--font-mono);
}

.virtual-dpad {
  display: flex;
  gap: 12px;
  width: 100%;
  max-width: 380px;
  justify-content: center;
}

.v-btn {
  flex: 1;
  padding: 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-card);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  touch-action: manipulation;
  transition: var(--transition);
}

.v-btn:active {
  background: var(--primary);
  color: #000;
}

.v-btn-action {
  background: rgba(255, 255, 255, 0.12);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 32px;
}

.contact-info { display: flex; flex-direction: column; gap: 16px; }
.info-card { display: flex; align-items: center; gap: 16px; }

.info-icon {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-card);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.info-card h4 { font-size: 1rem; margin-bottom: 2px; }
.info-card p { color: var(--text-muted); font-size: 0.88rem; margin-bottom: 8px; }

.contact-form-card form { display: flex; flex-direction: column; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.88rem; font-weight: 600; color: var(--text-muted); }

.form-group input, .form-group textarea {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-status { padding: 10px; border-radius: var(--radius-sm); font-size: 0.88rem; display: none; text-align: center; }
.form-status.success { display: block; background: rgba(39, 201, 63, 0.15); border: 1px solid #27c93f; color: #27c93f; }
.form-status.error { display: block; background: rgba(255, 95, 86, 0.15); border: 1px solid #ff5f56; color: #ff5f56; }

/* MODAL STYLES WITH SANDBOX */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.modal.active { opacity: 1; pointer-events: auto; }
.modal-backdrop { position: absolute; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.82); backdrop-filter: blur(8px); }
.modal-content { position: relative; width: 90%; max-width: 580px; max-height: 85vh; overflow-y: auto; z-index: 2001; }
.modal-close { position: absolute; top: 16px; right: 20px; background: none; border: none; color: var(--text-muted); font-size: 2rem; cursor: pointer; line-height: 1; }
.modal-close:hover { color: var(--primary); }
.modal-title { font-size: 1.4rem; color: var(--primary); }

.modal-header-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.modal-body {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 20px;
}

.modal-sandbox {
  margin-top: 16px;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid var(--border-card);
  padding: 16px;
  border-radius: var(--radius-sm);
}

.terminal-mock {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-main);
  background: #030508;
  padding: 12px;
  border-radius: 6px;
  margin-top: 8px;
}

.thumb-preview-box {
  text-align: center;
  padding: 20px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 16px;
}

.footer { border-top: 1px solid rgba(255, 255, 255, 0.08); padding: 24px 0; font-size: 0.88rem; color: var(--text-dim); }
.footer-container { display: flex; justify-content: space-between; align-items: center; }
.footer-links a { color: var(--text-muted); text-decoration: none; transition: var(--transition); }
.footer-links a:hover { color: var(--primary); }

@media (max-width: 992px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-buttons, .social-pills { justify-content: center; }
  .contact-grid { grid-template-columns: 1fr; }
  .utility-box { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .hero-title { font-size: 2.3rem; }
  .mobile-toggle { display: block; }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 250px;
    height: 100vh;
    background: var(--bg-dim);
    flex-direction: column;
    padding: 80px 30px;
    box-shadow: -5px 0 25px rgba(0,0,0,0.5);
    transition: var(--transition);
    z-index: 999;
  }

  .nav-links.active { right: 0; }
  .footer-container { flex-direction: column; gap: 14px; text-align: center; }
}