/* Skill 技能系统（Phase 5C）：技能中心页 + Composer 技能选择条。
   Warm Paper 全令牌配色，遵循 design-system.md；无硬编码颜色。 */

/* ── Composer 技能选择条（输入框上方，可横向滚动） ─────────────────── */

.composer-skills {
  display: flex;
  gap: 8px;
  max-width: 760px;
  margin: 0 auto 10px;
  padding-bottom: 2px;
  overflow-x: auto;
  scrollbar-width: none;
}

.composer-skills::-webkit-scrollbar {
  display: none;
}

.skill-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
  height: 28px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--bg);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 12.5px;
  line-height: 1;
  cursor: pointer;
  transition:
    background-color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.skill-chip:hover {
  border-color: var(--accent);
  color: var(--text);
}

.skill-chip:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.skill-chip.is-selected {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--text);
}

/* 脚本技能置灰不可选：执行属于 Agent 面板的确认流程 */
.skill-chip.is-script {
  opacity: 0.55;
  cursor: not-allowed;
}

.skill-chip.is-script:hover {
  border-color: var(--border);
  color: var(--text-secondary);
}

/* ── 技能中心页 ───────────────────────────────────────────────────── */

.skills {
  flex: 1;
  min-width: 0;
  overflow-y: auto;
  padding: 36px 48px 48px;
}

.skills-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.skills-head h1 {
  font-size: 30px;
}

.skills-head-sub {
  max-width: 560px;
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-secondary);
}

.skills-import-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 18px;
  border: none;
  border-radius: var(--radius-control);
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-sans);
  font-size: 14px;
  cursor: pointer;
  transition: opacity var(--dur) var(--ease);
}

.skills-import-btn:hover {
  opacity: 0.9;
}

.skills-import-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.skills-import-btn:disabled {
  opacity: 0.6;
  cursor: default;
}

.skills-spin {
  animation: skills-rotate 1s linear infinite;
}

@keyframes skills-rotate {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .skills-spin {
    animation: none;
  }
}

.skills-notice {
  margin: 0 0 20px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  background: var(--accent-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text);
}

.skills-error {
  margin: 0 0 20px;
  font-size: 13px;
  color: var(--danger);
}

.skills-muted {
  margin: 24px 0 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.skills-empty {
  margin: 56px 0;
  text-align: center;
}

.skills-empty-title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--text);
}

.skills-empty-sub {
  max-width: 420px;
  margin: 12px auto 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-secondary);
}

.skills-group {
  margin-bottom: 40px;
}

.skills-group-title {
  margin: 0;
  font-size: 19px;
}

.skills-group-hint {
  margin: 4px 0 16px;
  font-size: 13px;
  color: var(--text-secondary);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

/* ── 技能卡片 ───────────────────────────────────────────────────── */

.skill-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--bg-elevated);
}

.skill-card-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.skill-name {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text);
}

/* 状态徽章：与全站徽章同尺寸同字重（2px 8px / 12px / 500 / pill） */
.skill-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex: 0 0 auto;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.5;
  white-space: nowrap;
}

/* 提示词 = 绿色（安全）；脚本 = 黄色（确认级） */
.skill-badge.is-prompt {
  background: color-mix(in srgb, var(--success) 16%, transparent);
  color: var(--success);
}

.skill-badge.is-script {
  background: color-mix(in srgb, var(--warning) 18%, transparent);
  color: var(--warning);
}

.skill-desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-secondary);
}

.skill-script-note {
  margin: 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-tertiary);
}

.skill-card-foot {
  display: flex;
  gap: 8px;
  margin-top: auto;
  padding-top: 4px;
}

.skill-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 28px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-chip);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 12.5px;
  cursor: pointer;
  transition:
    border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.skill-btn:hover {
  color: var(--text);
  border-color: var(--accent);
}

.skill-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.skill-btn:disabled {
  opacity: 0.5;
  cursor: default;
}

.skill-btn:disabled:hover {
  color: var(--text-secondary);
  border-color: var(--border);
}

.skill-btn.is-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}

.skill-btn.is-primary:hover {
  color: var(--bg);
  opacity: 0.9;
}

.skill-btn.is-danger:hover {
  color: var(--danger);
  border-color: var(--danger);
}

/* 删除的两段确认：armed 状态用危险色提醒「再点一次」 */
.skill-btn.is-danger.is-armed {
  color: var(--danger);
  border-color: var(--danger);
  background: color-mix(in srgb, var(--danger) 10%, transparent);
}

.skill-edit {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.skill-edit-input {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  background: var(--bg-sunken);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.7;
  resize: vertical;
}

.skill-edit-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.skill-edit-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* ── 拖拽导入蒙层 ───────────────────────────────────────────────── */

.skills-drag-overlay {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass);
}

.skills-drag-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 40px 56px;
  border: 1px dashed var(--border);
  border-radius: var(--radius-float);
  background: var(--bg-elevated);
  color: var(--text-secondary);
}

.skills-drag-title {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
}

.skills-drag-sub {
  margin: 0;
  font-size: 13px;
  color: var(--text-secondary);
}

@media (prefers-color-scheme: dark) {
  .skill-badge.is-prompt {
    background: color-mix(in srgb, var(--success) 22%, transparent);
  }

  .skill-badge.is-script {
    background: color-mix(in srgb, var(--warning) 22%, transparent);
  }

  .skills-import-btn {
    color: var(--bg);
  }
}