/* colinger.com — component styles */

/* --- Projects --- */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(380px, 1fr)); gap: 16px; }
.project-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; transition: border-color var(--transition), background var(--transition); position: relative; overflow: hidden; }
.project-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--accent); opacity: 0; transition: opacity var(--transition); }
.project-card:hover { border-color: var(--border-hover); background: var(--bg-hover); }
.project-card:hover::before { opacity: 1; }
.project-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 12px; }
.project-name { font-family: var(--font-head); font-size: 20px; font-weight: 500; color: var(--text); letter-spacing: 0.01em; }
.project-link { font-size: 12px; color: var(--text-dim); transition: color var(--transition); }
.project-link:hover { color: var(--accent); }
.project-desc { font-size: 14px; color: var(--text-muted); line-height: 1.65; margin-bottom: 16px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: 11px; font-weight: 500; padding: 3px 9px; border-radius: 3px; background: var(--accent-dim); color: var(--accent); letter-spacing: 0.04em; }

/* --- Skills --- */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.skill-group { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; }
.skill-group-title { font-size: 11px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.skill-list { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.skill-list li { font-size: 13px; color: var(--text-muted); background: var(--bg); border: 1px solid var(--border); padding: 4px 10px; border-radius: 4px; }

/* --- AI Section --- */
.ai-section { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; position: relative; overflow: hidden; }
.ai-section::after { content: ''; position: absolute; bottom: -60px; right: -60px; width: 200px; height: 200px; background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%); pointer-events: none; }
.ai-intro { font-size: 15px; color: var(--text-muted); max-width: 600px; line-height: 1.7; margin-bottom: 28px; }
.ai-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.ai-col h4 { font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 12px; letter-spacing: 0.05em; }
.ai-col ul { list-style: none; padding: 0; }
.ai-col ul li { font-size: 14px; color: var(--text-muted); padding: 5px 0 5px 14px; position: relative; line-height: 1.5; }
.ai-col ul li::before { content: '›'; position: absolute; left: 0; color: var(--accent); font-size: 14px; }

/* --- Contact Form --- */
.contact-box { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; max-width: 640px; margin: 0 auto; }
.contact-intro { font-size: 15px; color: var(--text-muted); line-height: 1.7; margin-bottom: 28px; text-align: center; }
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-dim); }
.form-group input,
.form-group textarea { background: var(--bg); border: 1px solid var(--border); border-radius: 6px; padding: 12px 14px; font-size: 14px; color: var(--text); font-family: var(--font-body); transition: border-color var(--transition); resize: vertical; }
.form-group input:focus,
.form-group textarea:focus { outline: none; border-color: var(--accent); }
.contact-form .btn-primary { align-self: flex-start; cursor: pointer; border: none; font-size: 14px; font-weight: 600; font-family: var(--font-body); }

@media (max-width: 700px) {
  .form-row { grid-template-columns: 1fr; }
  .contact-box { padding: 28px 20px; }
}

/* --- Footer --- */
footer { padding: 40px 0; border-top: 1px solid var(--border); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-left { font-size: 13px; color: var(--text-dim); line-height: 1.6; }
.footer-left strong { color: var(--text-muted); font-weight: 500; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { font-size: 13px; color: var(--text-dim); transition: color var(--transition); }
.footer-links a:hover { color: var(--accent); }

/* --- Responsive --- */
@media (max-width: 700px) {
  #hero { padding: 80px 0 64px; }
  section { padding: 60px 0; }

  .timeline-item { grid-template-columns: 1fr; gap: 4px 0; }
  .timeline-meta { display: flex; gap: 12px; align-items: baseline; }
  .timeline-period { margin-bottom: 0; }
  .timeline-company { margin-top: 10px; }

  .projects-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }

  .ai-section { padding: 28px 20px; }
  .ai-grid { grid-template-columns: 1fr; gap: 24px; }

  .footer-inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
}