/* === ABOUT === */
.about { background: var(--bg2); }
.about-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 32px; align-items: start; }
.about-text { padding: 32px; }
.about-text p { color: var(--text2); font-size: 15px; margin-bottom: 14px; line-height: 1.8; }
.about-stack { display: flex; flex-wrap: wrap; gap: 10px; align-content: flex-start; padding-top: 12px; }
.chip {
  padding: 10px 20px; border-radius: 999px; font-size: 13px; font-weight: 700;
  backdrop-filter: blur(8px); transition: transform 0.2s, box-shadow 0.2s;
  cursor: default;
}
.chip:hover { transform: translateY(-3px) scale(1.04); }
.ch-1 { background: rgba(8,145,178,0.12); color: var(--cyan); border: 1.5px solid rgba(8,145,178,0.3); }
.ch-1:hover { box-shadow: 0 8px 24px rgba(8,145,178,0.15); }
.ch-2 { background: rgba(59,130,246,0.12); color: #60a5fa; border: 1.5px solid rgba(59,130,246,0.3); }
.ch-3 { background: rgba(5,150,105,0.12); color: var(--emerald); border: 1.5px solid rgba(5,150,105,0.3); }
.ch-3:hover { box-shadow: 0 8px 24px rgba(5,150,105,0.15); }
.ch-4 { background: rgba(217,119,6,0.12); color: var(--amber); border: 1.5px solid rgba(217,119,6,0.3); }
.ch-4:hover { box-shadow: 0 8px 24px rgba(217,119,6,0.15); }
.ch-5 { background: rgba(225,29,72,0.12); color: var(--rose); border: 1.5px solid rgba(225,29,72,0.3); }
.ch-6 { background: rgba(192,38,211,0.12); color: var(--fuchsia); border: 1.5px solid rgba(192,38,211,0.3); }
.ch-6:hover { box-shadow: 0 8px 24px rgba(192,38,211,0.15); }
.ch-7 { background: rgba(108,60,224,0.12); color: var(--accent); border: 1.5px solid rgba(108,60,224,0.3); }
.ch-8 { background: rgba(239,68,68,0.12); color: #f87171; border: 1.5px solid rgba(239,68,68,0.3); }
@media (max-width: 768px) { .about-grid { grid-template-columns: 1fr; } }

/* === EXPERIENCE === */
.experience { background: var(--bg); }
.timeline { position: relative; padding-left: 32px; }
.timeline::before {
  content: ''; position: absolute; left: 6px; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(to bottom, var(--accent), var(--cyan), var(--fuchsia), var(--emerald), var(--amber));
  border-radius: 3px;
}
.tl-item { position: relative; padding-bottom: 44px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ''; position: absolute; left: -32px; top: 6px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--bg); border: 3px solid var(--accent);
  transition: 0.3s; z-index: 1;
}
.tl-item:nth-child(2)::before { border-color: var(--cyan); }
.tl-item:nth-child(3)::before { border-color: var(--fuchsia); }
.tl-item:nth-child(4)::before { border-color: var(--emerald); }
.tl-item:nth-child(5)::before { border-color: var(--amber); }
.tl-item:hover::before { transform: scale(1.3); }
.tl-head { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 12px; margin-bottom: 6px; }
.tl-title { font-size: 17px; font-weight: 700; }
.tl-dates {
  font-size: 12px; font-weight: 600; color: var(--accent);
  padding: 4px 12px; border-radius: 999px;
  background: var(--accent-light); border: 1px solid rgba(108,60,224,0.15);
}
.tl-company { font-size: 13px; color: var(--text3); margin-bottom: 10px; }
.tl-item ul { padding-left: 16px; }
.tl-item li { font-size: 14px; color: var(--text2); margin-bottom: 5px; line-height: 1.65; }

/* === AGENTS === */
.agents { background: var(--bg2); }
.agents-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
@media (max-width: 700px) { .agents-grid { grid-template-columns: 1fr; } }
.agent-card {
  position: relative; overflow: hidden;
  background: var(--surface); backdrop-filter: blur(12px);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: all 0.35s;
}
.agent-card::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
  opacity: 0; transition: opacity 0.3s;
}
.agent-card:hover { transform: translateY(-5px); box-shadow: 0 20px 50px rgba(108,60,224,0.1); border-color: var(--accent); }
.agent-card:hover::after { opacity: 1; }
.agent-card .card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.agent-card .card-icon { font-size: 28px; }
.agent-card h4 { font-size: 15px; font-weight: 700; }
.agent-card .status {
  font-size: 11px; font-weight: 600; color: var(--emerald);
  display: flex; align-items: center; gap: 6px; margin-bottom: 10px;
}
.agent-card .status::before {
  content: ''; width: 7px; height: 7px; border-radius: 50%;
  background: var(--emerald); box-shadow: 0 0 8px rgba(5,150,105,0.5);
  animation: blink 2s infinite;
}
@keyframes blink { 0%,100%{opacity:1;} 50%{opacity:0.3;} }
.agent-card p { font-size: 13px; color: var(--text2); line-height: 1.6; margin-bottom: 14px; }
.agent-card .tags { display: flex; flex-wrap: wrap; gap: 6px; }
.agent-card .tag {
  font-size: 10px; font-weight: 700; padding: 4px 10px; border-radius: 999px;
  background: rgba(8,145,178,0.1); color: var(--cyan); border: 1px solid rgba(8,145,178,0.2);
  text-transform: uppercase; letter-spacing: 0.03em;
}

/* === PROJECTS === */
.projects { background: var(--bg); }
.projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
@media (max-width: 700px) { .projects-grid { grid-template-columns: 1fr; } }
.proj-card {
  background: var(--surface); backdrop-filter: blur(12px);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: all 0.35s;
}
.proj-card:hover { transform: translateY(-4px); border-color: var(--fuchsia); box-shadow: 0 16px 48px rgba(192,38,211,0.08); }
.proj-card .proj-icon { font-size: 32px; margin-bottom: 14px; display: block; }
.proj-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.proj-card p { font-size: 13px; color: var(--text2); line-height: 1.6; margin-bottom: 14px; }
.proj-card .tags { display: flex; flex-wrap: wrap; gap: 6px; }
.proj-card .tag {
  font-size: 10px; font-weight: 700; padding: 4px 10px; border-radius: 999px;
  background: rgba(217,119,6,0.1); color: var(--amber); border: 1px solid rgba(217,119,6,0.2);
  text-transform: uppercase; letter-spacing: 0.03em;
}

/* === SKILLS === */
.skills { background: var(--bg2); }
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 800px) { .skills-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .skills-grid { grid-template-columns: 1fr; } }
.skill-card {
  background: var(--surface); backdrop-filter: blur(12px);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 24px; transition: 0.3s;
}
.skill-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.skill-card h4 {
  font-size: 11px; font-weight: 700; color: var(--fuchsia);
  text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 10px;
}
.skill-card p { font-size: 13px; color: var(--text2); line-height: 1.6; }
.cert-row {
  grid-column: 1 / -1;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px; padding-top: 8px;
}
.cert-badge {
  display: flex; align-items: center; gap: 12px;
  background: var(--surface); backdrop-filter: blur(12px);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 16px 18px; transition: 0.3s;
}
.cert-badge:hover { border-color: var(--amber); transform: translateY(-3px); box-shadow: 0 8px 24px rgba(217,119,6,0.08); }
.cert-badge .cert-icon { font-size: 24px; }
.cert-badge .cert-info h5 { font-size: 13px; font-weight: 700; }
.cert-badge .cert-info p { font-size: 11px; color: var(--text3); margin: 2px 0 0; }

/* === CONTACT === */
.contact { background: var(--bg); padding: 100px 0; }
.contact-card {
  text-align: center; max-width: 560px; margin: 0 auto;
  padding: 56px 40px;
}
.contact-card h2 { font-size: 30px; font-weight: 900; letter-spacing: -0.03em; margin-bottom: 12px; }
.contact-card h2 span { color: var(--accent); }
.contact-card p { color: var(--text2); font-size: 15px; margin-bottom: 28px; }
.contact-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }