/* projects */
#projects { max-width: none; }
.projects-featured { display: flex; flex-direction: column; gap: 3rem; max-width: 1200px; margin: 0 auto 4rem; }
.project-hero {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
  background: var(--glass-bg);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border); border-radius: var(--radius-lg); padding: 3.5rem;
  box-shadow: var(--glass-shadow), var(--glass-inner);
  position: relative; overflow: hidden;
}
.project-hero::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue), transparent);
  opacity: 0; transition: opacity 0.4s;
}
.project-hero:hover { border-color: var(--border-bright); transform: translateY(-4px); box-shadow: 0 30px 60px var(--blue-glow), var(--glass-inner); }
.project-hero:hover::before { opacity: 1; }
.project-category { font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--blue); font-weight: 600; margin-bottom: 1rem; }
.project-hero-title { font-family: 'Bebas Neue', sans-serif; font-size: 3rem; letter-spacing: 0.06em; color: var(--text); margin-bottom: 1.2rem; }
.project-hero-desc { color: var(--text2); font-size: 0.9rem; line-height: 1.85; margin-bottom: 1.8rem; }
.project-tech-stack { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem; }
.project-tech-stack span {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.08em; padding: 0.25rem 0.75rem;
  background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2);
  border-radius: 100px; color: var(--blue-bright);
}
.project-btn {
  display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1.8rem;
  background: linear-gradient(135deg, var(--blue), #1d4ed8); color: #fff;
  font-family: 'Manrope', sans-serif; font-size: 0.82rem; font-weight: 600;
  letter-spacing: 0.04em; text-decoration: none; border-radius: 100px; cursor: none;
  transition: all 0.3s; box-shadow: 0 6px 20px rgba(59,130,246,0.3);
}
.project-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(59,130,246,0.5); }
.project-btn.med-btn { background: linear-gradient(135deg, #0891b2, #0e7490); box-shadow: 0 6px 20px rgba(8,145,178,0.3); }
.project-btn.med-btn:hover { box-shadow: 0 12px 30px rgba(8,145,178,0.5); }
.project-btn .arrow { transition: transform 0.2s; }
.project-btn:hover .arrow { transform: translate(3px, -3px); }

/* visual mockup windows — always dark regardless of theme */
.project-hero-visual { display: flex; justify-content: center; }
.visual-window {
  background: rgba(10,15,30,0.88); border: 1px solid rgba(99,155,255,0.2);
  border-radius: 12px; overflow: hidden; width: 100%; max-width: 380px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6); animation: windowFloat 5s ease-in-out infinite;
}
@keyframes windowFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
.window-bar { background: rgba(20,30,60,0.92); padding: 0.7rem 1rem; display: flex; gap: 0.5rem; align-items: center; }
.window-bar span { width: 10px; height: 10px; border-radius: 50%; background: #374151; }
.window-bar span:nth-child(1) { background: #ef4444; }
.window-bar span:nth-child(2) { background: #f59e0b; }
.window-bar span:nth-child(3) { background: #10b981; }
.window-body { padding: 1.5rem; }
.doc-line { height: 8px; background: #1e293b; border-radius: 4px; margin-bottom: 10px; }
.doc-line.w80 { width: 80%; } .doc-line.w60 { width: 60%; } .doc-line.w90 { width: 90%; }
.doc-line.w50 { width: 50%; } .doc-line.w70 { width: 70%; } .doc-line.w40 { width: 40%; }
.doc-scan { height: 2px; background: linear-gradient(90deg, transparent, var(--blue), transparent); margin: 1rem 0; animation: scanLine 2s ease infinite; }
@keyframes scanLine { 0% { transform: translateY(-20px); opacity: 0; } 20%, 80% { opacity: 1; } 100% { transform: translateY(50px); opacity: 0; } }
.doc-result { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 0.5rem; }
.result-tag { font-size: 0.7rem; font-weight: 600; padding: 0.3rem 0.7rem; border-radius: 6px; animation: tagPop 0.4s ease backwards; }
.result-tag:nth-child(1) { animation-delay: 0.5s; }
.result-tag:nth-child(2) { animation-delay: 0.8s; }
.result-tag:nth-child(3) { animation-delay: 1.1s; }
@keyframes tagPop { from { opacity: 0; transform: scale(0.8); } to { opacity: 1; transform: scale(1); } }
.result-tag.risk       { background: rgba(239,68,68,0.15);  color: #fca5a5; }
.result-tag.clause     { background: rgba(59,130,246,0.15); color: #93c5fd; }
.result-tag.obligation { background: rgba(16,185,129,0.15); color: #6ee7b7; }
.chat-msg { font-size: 0.75rem; padding: 0.6rem 0.9rem; border-radius: 10px; margin-bottom: 0.7rem; line-height: 1.5; }
.chat-msg.user { background: rgba(59,130,246,0.15); color: #93c5fd; border-radius: 10px 10px 2px 10px; }
.chat-msg.ai   { background: rgba(30,41,59,0.92); color: var(--text2); border-radius: 10px 10px 10px 2px; }
.scan-row { display: flex; align-items: center; gap: 0.8rem; padding: 0.6rem; background: rgba(20,30,60,0.8); border-radius: 8px; margin-bottom: 0.5rem; }
.scan-icon { font-size: 1.2rem; }
.scan-info { flex: 1; }
.scan-info .doc-line { margin-bottom: 5px; }

/* project grid */
.projects-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; max-width: 1200px; margin: 0 auto; }
.project-card {
  background: var(--glass-bg);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border); border-radius: var(--radius); padding: 1.8rem;
  box-shadow: var(--glass-shadow), var(--glass-inner);
  position: relative; overflow: hidden; cursor: none;
}
.project-card::after { content: '↗'; position: absolute; top: 1.5rem; right: 1.5rem; font-size: 1rem; color: var(--border); transition: color 0.2s, transform 0.2s; }
.project-card:hover { border-color: var(--border-bright); background: var(--card-hover); transform: translateY(-5px); box-shadow: 0 20px 40px var(--blue-glow), var(--glass-inner); }
.project-card:hover::after { color: var(--blue-bright); transform: translate(3px, -3px); }
.project-card-tag { display: inline-block; font-size: 0.65rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; padding: 0.25rem 0.75rem; border-radius: 100px; margin-bottom: 1rem; background: var(--blue-soft); border: 1px solid var(--border); color: var(--blue-bright); }
.project-card-tag.in-progress { background: rgba(245,158,11,0.1); border-color: rgba(245,158,11,0.25); color: #fbbf24; }
.project-card-tag.privacy     { background: rgba(168,85,247,0.1);  border-color: rgba(168,85,247,0.25); color: #c084fc; }
.project-card h4 { font-family: 'Bebas Neue', sans-serif; font-size: 1.3rem; letter-spacing: 0.06em; color: var(--text); margin-bottom: 0.6rem; }
.project-card p  { font-size: 0.82rem; color: var(--text2); line-height: 1.7; margin-bottom: 1.2rem; }
.project-card-stack { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.project-card-stack span { font-size: 0.65rem; font-weight: 600; letter-spacing: 0.06em; padding: 0.2rem 0.6rem; background: var(--surface); border: 1px solid var(--border); border-radius: 4px; color: var(--muted2); }

/* contact */
#contact { border-top: 1px solid var(--border); }
.contact-wrapper { display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; max-width: 1200px; margin: 0 auto; align-items: start; }
.contact-sub { color: var(--text2); font-size: 0.92rem; line-height: 1.85; margin-bottom: 2.5rem; }
.contact-links { display: flex; flex-direction: column; gap: 0.8rem; }
.contact-link {
  display: flex; align-items: center; gap: 1.2rem; padding: 1rem 1.4rem;
  background: var(--glass-bg);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border); border-radius: var(--radius);
  box-shadow: var(--glass-shadow), var(--glass-inner);
  text-decoration: none; cursor: none;
}
.contact-link:hover { border-color: var(--border-bright); background: var(--card-hover); transform: translateX(5px); box-shadow: 0 10px 30px var(--blue-glow), var(--glass-inner); }
.cl-icon { width: 38px; height: 38px; background: var(--blue-soft); border: 1px solid var(--border-bright); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 0.9rem; font-weight: 700; color: var(--blue-bright); flex-shrink: 0; }
.contact-link small { display: block; font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.2rem; }
.contact-link span { font-size: 0.82rem; color: var(--text2); }
.contact-link:hover span { color: var(--blue-bright); }
.contact-icon-img { width: 20px; height: 20px; object-fit: contain; }
.contact-icon-img.github { filter: brightness(0) invert(1); }
body:not(.dark) .contact-icon-img.github {
  filter: brightness(0) saturate(100%) invert(22%) sepia(60%) saturate(500%) hue-rotate(210deg) brightness(0.75);
}

/* contact form */
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.field-group input,
.field-group textarea {
  width: 100%;
  background: var(--glass-bg);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border); border-radius: var(--radius);
  box-shadow: var(--glass-inner);
  padding: 0.9rem 1.2rem; font-family: 'Manrope', sans-serif; font-size: 0.85rem;
  color: var(--text); outline: none; transition: border-color 0.2s, box-shadow 0.2s;
  resize: none; cursor: none;
}
.field-group input:focus,
.field-group textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 4px var(--blue-glow), var(--glass-inner); }
.field-group input::placeholder,
.field-group textarea::placeholder { color: var(--muted); }
.submit-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.7rem;
  padding: 0.95rem 2rem; background: linear-gradient(135deg, var(--blue), #1d4ed8); color: #fff;
  font-family: 'Manrope', sans-serif; font-size: 0.85rem; font-weight: 700;
  letter-spacing: 0.04em; border: none; border-radius: 100px; cursor: none;
  transition: all 0.3s; box-shadow: 0 8px 30px rgba(59,130,246,0.35);
}
.submit-btn:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(59,130,246,0.5); }

/* footer */
footer {
  padding: 2rem 4rem; border-top: 1px solid var(--glass-border);
  background: var(--glass-bg);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}
.footer-inner { display: flex; justify-content: space-between; align-items: center; max-width: 1200px; margin: 0 auto; }
.footer-logo { font-family: 'Bebas Neue', sans-serif; font-size: 1.4rem; letter-spacing: 0.1em; color: var(--text); }
.footer-logo span { color: var(--blue-bright); }
.footer-copy { font-size: 0.75rem; color: var(--muted); letter-spacing: 0.05em; }
.footer-top { font-size: 0.78rem; color: var(--muted2); text-decoration: none; cursor: none; transition: color 0.2s; }
.footer-top:hover { color: var(--blue-bright); }

/* scroll reveal */
.reveal-up, .reveal-left, .reveal-right { opacity: 0; transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal-up    { transform: translateY(40px); }
.reveal-left  { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }
.reveal-up.visible, .reveal-left.visible, .reveal-right.visible { opacity: 1; transform: none; }

/* responsive */
@media (max-width: 1100px) {
  .skills-grid   { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  section { padding: 5rem 1.5rem; }
  #nav, #nav.scrolled { padding: 1rem 1.5rem; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .project-hero { grid-template-columns: 1fr; gap: 2rem; padding: 2rem; }
  .project-hero-visual { display: none; }
  .contact-wrapper { grid-template-columns: 1fr; gap: 3rem; }
  .skills-grid, .projects-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .footer-inner { flex-direction: column; gap: 1rem; text-align: center; }
}