/* ══════════════════════════════════════════
   dt.css — Design Thinking page styles
══════════════════════════════════════════ */

/* ── TAB NAV ── */
.dt-nav {
  display: flex; gap: 0.5rem; margin-bottom: 1.5rem;
  background: var(--forest); border-radius: 14px;
  padding: 0.5rem; flex-wrap: wrap;
}
.dt-btn {
  flex: 1; min-width: 100px;
  padding: 0.7rem 1rem; border-radius: 10px;
  border: none; background: transparent;
  color: rgba(200,245,216,0.5);
  font-family: 'Outfit', sans-serif;
  font-size: 0.78rem; font-weight: 600;
  cursor: pointer; transition: all 0.2s;
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 0.2rem;
}
.dt-btn .btn-ico { font-size: 1.2rem; }
.dt-btn .btn-lbl { letter-spacing: 0.03em; }
.dt-btn:hover  { color: var(--mint); background: rgba(126,217,87,0.08); }
.dt-btn.active { background: var(--leaf); color: var(--forest); }

/* ── PANELS ── */
.dt-panel { display: none; }
.dt-panel.active {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1.5rem; animation: pageIn 0.3s ease;
}

/* ── CONTENT CARDS ── */
.dt-col-card {
  background: var(--white); border-radius: 14px;
  padding: 1.5rem; border: 1px solid var(--border);
}
.dcc-title {
  font-family: 'Fraunces', serif;
  font-size: 0.95rem; font-weight: 800;
  color: var(--forest);
  margin-bottom: 1rem; padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--lime);
  display: flex; align-items: center; gap: 0.4rem;
}
.dt-list { list-style: none; }
.dt-list li {
  display: flex; gap: 0.5rem;
  font-size: 0.82rem; color: var(--muted);
  line-height: 1.6; padding: 0.45rem 0;
  border-bottom: 1px solid var(--border);
}
.dt-list li::before { content: '→'; color: var(--lime); flex-shrink: 0; font-weight: 700; }
.dt-list li:last-child { border-bottom: none; }

.dt-textarea {
  width: 100%; min-height: 110px;
  border: 1.5px dashed var(--border); border-radius: 10px;
  background: var(--paper);
  padding: 0.8rem 1rem;
  font-family: 'Outfit', sans-serif;
  font-size: 0.82rem; color: var(--forest);
  resize: vertical; outline: none;
  transition: border-color 0.2s; margin-top: 0.7rem;
}
.dt-textarea:focus { border-color: var(--leaf); background: var(--white); }
.dt-textarea::placeholder { color: #aac8b5; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) { .dt-panel.active { grid-template-columns: 1fr; } }