/* Aura 官网 - 技能包页面专用样式（配合 site.css） */

/* 筛选区 */
.sk-filter {
  max-width: 1080px;
  margin: 0 auto;
  padding: 24px 24px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}
.sk-cats { display: flex; flex-wrap: wrap; gap: 8px; }
.sk-cat {
  padding: 7px 15px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all .15s;
}
.sk-cat:hover { border-color: var(--primary); color: var(--primary); }
.sk-cat.on { background: var(--primary); border-color: var(--primary); color: #fff; }

.sk-search {
  margin-left: auto;
  position: relative;
}
.sk-search input {
  width: 260px;
  padding: 9px 14px 9px 36px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card);
  font-size: 14px;
  outline: none;
}
.sk-search input:focus { border-color: var(--primary); }
.sk-search::before {
  content: "🔍";
  position: absolute;
  left: 13px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 13px;
  opacity: .6;
}

/* 卡片网格 */
.sk-grid {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 24px 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.sk-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform .15s, box-shadow .15s;
}
.sk-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.sk-card .sk-icon { font-size: 34px; margin-bottom: 14px; }
.sk-card h3 { font-size: 18px; font-weight: 700; color: var(--primary-ink); margin-bottom: 8px; }
.sk-card .sk-meta { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.sk-card .sk-badge {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 999px;
  background: #e9edf5;
  color: var(--primary);
}
.sk-card p { font-size: 14px; color: var(--muted); line-height: 1.65; }

/* 无结果 */
.sk-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 48px 24px;
  color: var(--muted);
  font-size: 15px;
}

/* 弹窗 */
.sk-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(13, 18, 27, 0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 24px;
}
.sk-modal-overlay.on { display: flex; }
.sk-modal {
  background: var(--card);
  border-radius: var(--radius);
  max-width: 640px;
  width: 100%;
  max-height: 86vh;
  overflow-y: auto;
  box-shadow: var(--shadow-md);
  position: relative;
}
.sk-modal-close {
  position: absolute;
  top: 16px;
  right: 18px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: #f2f3f7;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  color: var(--muted);
}
.sk-modal-close:hover { background: var(--border); color: var(--ink); }
.sk-modal-body { padding: 30px; }
.sk-modal-body .sk-icon { font-size: 42px; margin-bottom: 12px; }
.sk-modal-body h2 { font-size: 24px; font-weight: 700; color: var(--primary-ink); margin-bottom: 10px; }
.sk-modal-body .sk-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.sk-modal-body .sk-badge {
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 999px;
  background: #e9edf5;
  color: var(--primary);
}
.sk-modal-body p,
.sk-modal-body li { color: var(--ink-secondary); font-size: 14.5px; line-height: 1.75; }
.sk-modal-body h4 { font-size: 14px; font-weight: 700; color: var(--primary-ink); margin: 20px 0 8px; }
.sk-modal-body ul { padding-left: 18px; }
.sk-modal-actions { display: flex; gap: 12px; margin-top: 24px; flex-wrap: wrap; }
.sk-modal-actions .btn { padding: 11px 22px; font-size: 14px; }
.sk-source { font-size: 13px; color: var(--muted); margin-top: 10px; }
.sk-source a { color: var(--primary); text-decoration: none; }
.sk-source a:hover { text-decoration: underline; }

/* 使用说明 */
.sk-howto { padding-top: 8px; }
.sk-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 8px;
}
.sk-step {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
}
.sk-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 10px;
}
.sk-step h3 { font-size: 16px; font-weight: 700; color: var(--primary-ink); margin-bottom: 8px; }
.sk-step p { font-size: 14px; color: var(--muted); line-height: 1.7; }
.sk-step code { background: #f2f3f7; padding: 1px 6px; border-radius: 4px; font-size: 13px; }
.sk-howto-note { margin-top: 22px; font-size: 13.5px; color: var(--muted); line-height: 1.75; }
.sk-howto-note a { color: var(--primary); text-decoration: none; }
.sk-howto-note a:hover { text-decoration: underline; }
@media (max-width: 680px) {
  .sk-steps { grid-template-columns: 1fr; }
}

/* 响应式 */
@media (max-width: 1020px) {
  .sk-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 680px) {
  .sk-grid { grid-template-columns: 1fr; }
  .sk-search { margin-left: 0; width: 100%; }
  .sk-search input { width: 100%; }
}