/* ============================================================================
 * v3.css —— v3 新模块样式：技能树 / 心魔塔 / 渡劫台 / 秘境地图 / 新手引导
 * 依据：ADR-005 §4 / v3-core-systems.md / tokens.css 语义层
 *
 * 🔒 全局禁红：失败用「黯淡」表达，不用红色。
 * 🔒 只引用语义层变量（--bg / --text-1 / --accent 等），不引用原始色板。
 * ========================================================================== */

/* ============================ v3 功能入口栏 ============================ */
.v3-nav {
  display: flex;
  gap: 8px;
  padding: 10px var(--gutter);
  margin: 0 calc(var(--gutter) * -1);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.v3-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  min-width: 56px;
  padding: 10px 12px;
  border-radius: var(--r-md);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: background var(--dur-tap) var(--ease-tap), border-color var(--dur-tap) var(--ease-tap);
}
.v3-nav-btn:active {
  background: var(--surface-2);
}
.v3-nav-glyph {
  font-size: 20px;
  color: var(--text-1);
  line-height: 1;
}
.v3-nav-label {
  font-size: 12px;
  color: var(--text-2);
}

/* ============================ 技能树 ============================ */
.skill-balance {
  padding: 12px 16px;
  margin-bottom: 8px;
}
.skill-bal-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.skill-bal-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.skill-bal-item b {
  font-size: 18px;
  color: var(--text-1);
}
.skill-bal-item .t-hint {
  font-size: 11px;
}

.skill-tabs {
  display: flex;
  gap: 6px;
  padding: 8px var(--gutter);
  margin: 0 calc(var(--gutter) * -1);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.skill-tab {
  padding: 6px 14px;
  border-radius: var(--r-sm);
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-2);
  white-space: nowrap;
  transition: all var(--dur-tap) var(--ease-tap);
}
.skill-tab.active {
  background: var(--accent);
  color: var(--ink-900);
  border-color: var(--accent);
}

.skill-tree {
  padding: 4px 0;
}
.skill-tier-row {
  display: flex;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--hairline);
  align-items: flex-start;
}
.skill-tier-row:last-child {
  border-bottom: none;
}
.skill-tier-label {
  flex: 0 0 28px;
  font-size: 12px;
  color: var(--text-3);
  padding-top: 6px;
}
.skill-node {
  flex: 1 1 140px;
  max-width: 200px;
  padding: 10px 12px;
  border-radius: var(--r-md);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: opacity var(--dur-tap) var(--ease-tap);
}
.skill-node[data-state="locked"] {
  opacity: 0.45;
}
.skill-node[data-state="owned"] {
  border-color: var(--accent);
}
.skill-node-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 4px;
}
.skill-node-rank {
  font-size: 13px;
  color: var(--lingguang-deep);
  letter-spacing: 2px;
  margin-bottom: 4px;
}
.skill-node-descr {
  font-size: 11px;
  color: var(--text-2);
  line-height: 1.5;
  margin-bottom: 8px;
}
.skill-up-btn {
  min-height: 28px;
  padding: 2px 10px;
  font-size: 12px;
  border: 1px solid var(--accent);
  color: var(--lingguang-deep);
}
.skill-up-hint {
  font-size: 11px;
}

/* ============================ 心魔忆错塔 ============================ */
.error-dashboard {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px;
  margin-bottom: 8px;
}
.error-dashboard[data-state="safe"] { border-left: 3px solid var(--jade); }
.error-dashboard[data-state="warn"] { border-left: 3px solid var(--gilt); }
.error-dashboard[data-state="haunted"] { border-left: 3px solid var(--mist); }

.error-dash-gauge {
  text-align: center;
}
.error-dash-num {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-1);
}
.error-dash-label {
  font-size: 11px;
}
.error-dash-info {
  flex: 1;
}
.error-dash-safe {
  font-size: 13px;
  color: var(--text-2);
}
.error-dash-status {
  font-size: 15px;
  font-weight: 600;
  margin-top: 4px;
}

.error-due-section {
  padding: 12px 16px;
  margin-bottom: 8px;
  text-align: center;
}
.error-due-info {
  margin: 8px 0;
  font-size: 14px;
}

.error-filters {
  display: flex;
  gap: 12px;
  padding: 8px 16px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.error-filter-group {
  display: flex;
  align-items: center;
  gap: 4px;
}
.error-filter-select {
  padding: 4px 8px;
  border-radius: var(--r-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 13px;
  color: var(--text-1);
}

.error-item {
  padding: 12px 16px;
  border-bottom: 1px solid var(--hairline);
}
.error-item[data-status="cleared"] {
  opacity: 0.5;
}
.error-item-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.error-tier-tag {
  font-size: 11px;
  padding: 1px 6px;
  border-radius: var(--r-sm);
  background: var(--surface-2);
  color: var(--text-2);
}
.error-tag-label {
  flex: 1;
  font-size: 14px;
  color: var(--text-1);
}
.error-mastery {
  font-size: 12px;
  color: var(--lingguang-deep);
  letter-spacing: 1px;
}
.error-item-foot {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: flex-end;
}

/* 复习覆盖层 */
.error-review-overlay,
.error-preview-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 95%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.error-review-card,
.error-preview-card {
  width: 100%;
  max-width: 480px;
  background: var(--surface);
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  padding: 24px;
}
.error-review-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.error-review-stem,
.error-preview-stem {
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 16px;
}
.error-review-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.error-review-body .rune {
  padding: 12px 16px;
  border-radius: var(--r-md);
  background: var(--surface-2);
  border: 1px solid var(--border);
  text-align: left;
  font-size: 15px;
  color: var(--text-1);
  transition: all var(--dur-tap) var(--ease-tap);
}
.error-review-body .rune:active {
  background: var(--paper-100);
}
.error-review-input {
  padding: 10px 14px;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--surface-2);
  font-size: 15px;
  color: var(--text-1);
}
.error-review-feedback {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--r-md);
  font-size: 15px;
  text-align: center;
}
.error-review-feedback[data-tone="ok"] {
  background: var(--jade-tint);
  color: var(--jade-deep);
}
.error-review-feedback[data-tone="dim"] {
  background: var(--surface-2);
  color: var(--text-2);
}
.error-preview-explain {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
}

/* ============================ 渡劫试炼台 ============================ */
.trial-realm-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  margin-bottom: 8px;
}
.trial-realm-current,
.trial-realm-target {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.trial-realm-arrow {
  font-size: 20px;
  color: var(--text-3);
}
.trial-realm-xp {
  flex: 1;
}
.trial-realm-xp .track {
  margin-bottom: 4px;
}

.trial-conditions {
  padding: 16px;
  margin-bottom: 8px;
}
.trial-cond-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--hairline);
}
.trial-cond-item:last-child {
  border-bottom: none;
}
.trial-cond-mark {
  font-size: 16px;
}
.trial-cond-name {
  flex: 1;
  font-size: 14px;
  color: var(--text-1);
}
.trial-cond-val {
  font-size: 13px;
  color: var(--text-2);
}

.trial-actions {
  padding: 16px;
  text-align: center;
}

.trial-paper {
  padding: 16px;
}
.trial-paper-prog {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.trial-paper-prog .track {
  flex: 1;
  background: var(--surface-2);
  border-radius: 2px;
  overflow: hidden;
}
.trial-paper-prog .track i {
  display: block;
  height: 100%;
  background: var(--accent);
  transition: width var(--dur-progress) var(--ease-enter);
}
.trial-paper-stem {
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 16px;
}
.trial-paper-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}
.trial-paper-body .rune {
  padding: 12px 16px;
  border-radius: var(--r-md);
  background: var(--surface-2);
  border: 1px solid var(--border);
  text-align: left;
  font-size: 15px;
}
.trial-paper-input {
  padding: 10px 14px;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--surface-2);
  font-size: 15px;
  color: var(--text-1);
}
.trial-paper-foot {
  text-align: right;
}

.trial-result {
  padding: 24px;
  text-align: center;
}

/* ============================ 九秘境境界地图 ============================ */
.realms-map-center {
  text-align: center;
  padding: 24px 16px;
  margin-bottom: 8px;
}
.realms-center-name {
  font-size: 22px;
  margin: 8px 0 4px;
}
.realms-center-xp {
  font-size: 16px;
  color: var(--text-1);
}
.realms-center-next {
  font-size: 12px;
  margin-top: 4px;
}

.realms-map-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 10px;
  padding: 4px 0 12px;
}
.realm-map-node {
  padding: 12px 10px;
  border-radius: var(--r-md);
  background: var(--surface);
  border: 1px solid var(--border);
  text-align: center;
  cursor: pointer;
  transition: transform var(--dur-tap) var(--ease-tap), border-color var(--dur-tap) var(--ease-tap);
}
.realm-map-node:active {
  transform: scale(0.97);
}
.realm-map-node[data-state="live"] {
  border-color: var(--lane-color, var(--accent));
}
.realm-map-node[data-state="skeleton"] {
  opacity: 0.6;
}
.realm-map-node[data-state="blocked"] {
  opacity: 0.35;
}
.realm-node-glyph {
  font-size: 24px;
  color: var(--text-1);
}
.realm-node-name {
  font-size: 13px;
  font-weight: 600;
  margin: 4px 0 2px;
}
.realm-node-subject {
  font-size: 11px;
}
.realm-node-xp {
  margin-top: 6px;
}
.realm-node-xp .track {
  background: var(--surface-2);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 2px;
}
.realm-node-xp .track i {
  display: block;
  height: 100%;
  background: var(--accent);
}
.realm-node-crystal {
  font-size: 11px;
}
.realm-node-status {
  font-size: 10px;
  margin-top: 4px;
}

/* 境界进度条 */
.realm-progress-bar {
  padding: 16px;
  margin-bottom: 8px;
}
.realm-progress-scale {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  padding: 8px 0 12px;
}
.realm-scale-mark {
  flex: 0 0 60px;
  text-align: center;
  padding: 8px 4px;
  border-radius: var(--r-sm);
  background: var(--surface-2);
}
.realm-scale-mark[data-state="passed"] {
  background: var(--jade-tint);
}
.realm-scale-mark[data-state="current"] {
  background: var(--accent);
}
.realm-scale-mark[data-state="future"] {
  opacity: 0.5;
}
.realm-scale-dot {
  display: block;
  width: 6px;
  height: 6px;
  margin: 0 auto 4px;
  border-radius: 50%;
  background: var(--text-2);
}
.realm-scale-mark[data-state="current"] .realm-scale-dot {
  background: var(--ink-900);
}
.realm-scale-name {
  font-size: 13px;
  font-weight: 600;
  display: block;
}
.realm-scale-xp {
  font-size: 10px;
  display: block;
}

/* 均衡闸门 */
.realm-balance-gate {
  margin-top: 12px;
}
.realm-balance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
  gap: 4px;
  margin-top: 8px;
}
.balance-cell {
  text-align: center;
  padding: 6px 4px;
  border-radius: var(--r-sm);
  background: var(--surface-2);
}
.balance-cell[data-met="1"] {
  background: var(--jade-tint);
}
.balance-cell-name {
  font-size: 11px;
  display: block;
}
.balance-cell-val {
  font-size: 13px;
  display: block;
}

/* 资源总览 */
.realm-resources {
  padding: 16px;
  margin-bottom: 8px;
}
.resource-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
}
.resource-crystal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
  gap: 4px;
  margin: 4px 0 8px;
}
.crystal-cell {
  text-align: center;
  padding: 4px;
  border-radius: var(--r-sm);
  background: var(--surface-2);
}
.crystal-cell-name {
  font-size: 11px;
  display: block;
}
.crystal-cell-val {
  font-size: 12px;
  display: block;
}

/* ============================ 新手引导 ============================ */
.onboarding-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  pointer-events: auto;
}
.onboarding-mask {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}
.onboarding-bubble {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 40px);
  max-width: 400px;
  padding: 20px 24px;
  border-radius: var(--r-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}
.onboarding-stage-num {
  font-size: 12px;
  margin-bottom: 4px;
}
.onboarding-stage-name {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}
.onboarding-guide-text {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 16px;
}
.onboarding-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-bottom: 12px;
}
.onboarding-dots {
  display: flex;
  gap: 6px;
  justify-content: center;
}
.ob-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-3);
  transition: background var(--dur-tap) var(--ease-tap);
}
.ob-dot[data-state="done"] {
  background: var(--jade);
}
.ob-dot[data-state="current"] {
  background: var(--accent);
}
[data-ob-highlight="1"] {
  position: relative;
  z-index: 201;
  box-shadow: 0 0 0 3px var(--accent), 0 0 20px var(--lingguang-glow);
  border-radius: var(--r-md);
}