* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--app-ink);
  font-family: var(--app-font-ui);
  background:
    linear-gradient(90deg, rgba(213, 198, 178, 0.2) 1px, transparent 1px),
    linear-gradient(0deg, rgba(213, 198, 178, 0.14) 1px, transparent 1px),
    var(--app-bg);
  background-size: 56px 56px;
}

button,
select,
textarea,
input {
  font: inherit;
}

.app {
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--app-left) minmax(0, 1fr) var(--app-right);
  gap: 14px;
  padding: 14px;
}

.sidebar,
.workspace,
.trainer {
  min-width: 0;
  display: grid;
  align-content: start;
  gap: 14px;
}

.sidebar,
.trainer {
  position: sticky;
  top: 14px;
  height: calc(100vh - 28px);
  overflow: auto;
}

.panel,
.mission {
  border: 1px solid var(--app-line);
  border-radius: var(--app-radius-sm);
  background: rgba(255, 253, 248, 0.94);
  box-shadow: var(--app-shadow);
}

.dashboard-target-focus {
  box-shadow: 0 0 0 3px rgba(47, 104, 93, 0.16), var(--app-shadow);
}

.panel {
  padding: 16px;
}

.compact {
  padding: 14px;
}

.brand {
  min-height: 180px;
  display: grid;
  align-content: end;
  gap: 10px;
  padding: 20px;
  border: 1px solid var(--app-line);
  border-radius: var(--app-radius-sm);
  background: rgba(255, 253, 248, 0.94);
  box-shadow: var(--app-shadow);
}

.brand h1 {
  margin: 0;
  font-family: var(--app-font-display);
  font-size: 38px;
  line-height: 0.98;
}

.brand p {
  margin: 0;
  color: var(--app-muted);
  font-size: 14px;
  line-height: 1.55;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.panel-head h2,
.panel-head h3 {
  margin: 0;
  font-size: 19px;
}

.icon-btn,
.mode-btn,
.choice-btn,
.action-btn,
.queue-btn,
.quick-links a {
  border: 1px solid var(--app-line);
  border-radius: var(--app-radius-sm);
  background: rgba(255, 255, 255, 0.82);
  color: inherit;
  cursor: pointer;
  text-decoration: none;
}

.icon-btn {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: var(--app-muted);
}

.mode-grid {
  display: grid;
  gap: 8px;
}

.mode-btn {
  min-height: 66px;
  padding: 10px;
  text-align: left;
}

.mode-btn:hover,
.mode-btn.active,
.choice-btn:hover,
.action-btn:hover,
.queue-btn:hover,
.quick-links a:hover {
  border-color: var(--app-accent-2);
  background: var(--app-warm-soft);
}

.mode-btn strong,
.mode-btn span,
.queue-btn strong,
.queue-btn span {
  display: block;
}

.mode-btn span,
.queue-btn span,
.meta,
.muted {
  color: var(--app-muted);
  font-size: 12px;
  line-height: 1.45;
}

.select-stack {
  display: grid;
  gap: 10px;
}

.select-stack label {
  display: grid;
  gap: 6px;
  color: var(--app-muted);
  font-size: 12px;
}

.select-stack select {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid var(--app-line);
  border-radius: var(--app-radius-sm);
  background: white;
  color: var(--app-ink);
}

.quick-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.quick-links a {
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 10px;
  color: var(--app-muted);
}

.mission {
  min-height: 410px;
  padding: 24px;
  display: grid;
  align-content: space-between;
  gap: 24px;
}

body .mission.review-mission {
  min-height: auto;
  padding: clamp(18px, 2vw, 26px);
  align-content: start;
  gap: 18px;
  border-radius: var(--app-radius);
  background:
    linear-gradient(135deg, rgba(47, 104, 93, 0.09), transparent 38%),
    rgba(255, 253, 248, 0.96);
}

.mission-top {
  display: grid;
  gap: 12px;
}

body .mission.review-mission .mission-top {
  gap: 14px;
}

.mission-kicker {
  color: var(--app-gold);
  font-size: 13px;
  font-weight: 700;
}

body .mission.review-mission .mission-kicker {
  width: fit-content;
  max-width: 100%;
  padding: 7px 10px;
  border: 1px solid rgba(167, 135, 97, 0.24);
  border-radius: 999px;
  background: rgba(246, 238, 222, 0.62);
  color: var(--app-ink-warm);
  line-height: 1.35;
}

.mission-word {
  margin: 0;
  font-family: var(--app-font-display);
  font-size: clamp(54px, 8vw, 104px);
  line-height: 0.9;
  letter-spacing: 0;
}

body .mission.review-mission .mission-word {
  font-size: clamp(42px, 7vw, 80px);
  line-height: 0.96;
  letter-spacing: -0.04em;
}

body .mission.review-mission .mission-word.masked {
  color: var(--app-muted);
  letter-spacing: 0.06em;
}

.mission-word.masked {
  color: var(--app-muted);
  font-size: clamp(44px, 6vw, 72px);
}

.mission-prompt {
  max-width: 820px;
  color: var(--app-muted);
  font-size: 20px;
  line-height: 1.55;
}

.mission-prompt.review-cue {
  max-width: none;
  padding: 12px 14px;
  border: 1px solid rgba(47, 104, 93, 0.16);
  border-radius: 14px;
  color: var(--app-ink);
  background: rgba(255, 255, 255, 0.72);
  font-size: clamp(16px, 1.45vw, 20px);
  line-height: 1.65;
}

.mission-reason {
  width: fit-content;
  max-width: 820px;
  padding: 8px 10px;
  border: 1px solid rgba(47, 104, 93, 0.22);
  border-radius: var(--app-radius-sm);
  color: var(--app-accent);
  background: var(--app-accent-soft);
  font-size: 13px;
  line-height: 1.45;
}

body .mission.review-mission .mission-reason {
  max-width: none;
  width: fit-content;
  border-radius: 999px;
  font-size: 14px;
}

.mission-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.encounter-card {
  display: grid;
  gap: 7px;
  max-width: 820px;
  padding: 11px 12px;
  border: 1px solid rgba(49, 95, 140, 0.18);
  border-radius: var(--app-radius-sm);
  background: var(--app-blue-soft);
}

.encounter-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.encounter-head a {
  color: var(--app-accent-3);
  font-size: 13px;
  text-decoration: none;
}

.encounter-head a:hover {
  text-decoration: underline;
}

.encounter-card.review-encounter {
  max-width: none;
  gap: 11px;
  padding: 16px;
  border-color: rgba(49, 95, 140, 0.18);
  border-radius: var(--app-radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(237, 244, 241, 0.7)),
    var(--app-blue-soft);
}

.encounter-card span,
.encounter-card small {
  color: var(--app-muted);
  line-height: 1.55;
}

.encounter-card.review-encounter span {
  max-height: 7.4em;
  overflow: auto;
  color: var(--app-ink-2);
  font-size: clamp(15px, 1.35vw, 19px);
  line-height: 1.62;
}

.encounter-card.review-encounter small {
  font-size: 13px;
  word-break: break-word;
}

.encounter-card .action-btn {
  width: fit-content;
}

.badge {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 6px 9px;
  border: 1px solid rgba(47, 104, 93, 0.28);
  border-radius: var(--app-radius-sm);
  color: var(--app-accent);
  background: var(--app-accent-soft);
  font-size: 12px;
}

.mission-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

body .mission.review-mission .mission-actions {
  padding-top: 14px;
  border-top: 1px solid rgba(213, 198, 178, 0.45);
}

.task-gate {
  flex: 1 1 220px;
  align-self: center;
  color: var(--app-muted);
  font-size: 13px;
  line-height: 1.45;
}

.action-btn {
  min-height: 42px;
  padding: 9px 13px;
  color: var(--app-muted);
}

.action-btn:disabled,
.choice-btn:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.action-btn.primary {
  border-color: rgba(47, 104, 93, 0.36);
  color: var(--app-accent);
  background: var(--app-accent-soft);
}

.action-btn.hard {
  border-color: rgba(164, 112, 46, 0.36);
  color: var(--app-ink-warm);
  background: rgba(245, 225, 187, 0.46);
}

.action-btn.easy {
  border-color: rgba(49, 95, 140, 0.32);
  color: var(--app-accent-3);
  background: var(--app-blue-soft);
}

.action-btn.danger {
  border-color: rgba(159, 63, 47, 0.36);
  color: var(--app-red);
  background: rgba(159, 63, 47, 0.1);
}

.answer-panel {
  display: grid;
  gap: 14px;
}

body .answer-panel.review-answer-panel {
  border-radius: var(--app-radius);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(255, 253, 248, 0.92)),
    var(--app-panel-solid);
}

body .review-answer-panel .panel-head {
  margin-bottom: 4px;
}

body .review-answer-panel .panel-head h2 {
  font-size: 24px;
}

.choices {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.choice-btn {
  min-height: 78px;
  padding: 12px;
  text-align: left;
}

.choice-btn.correct {
  border-color: var(--app-accent);
  background: var(--app-accent-soft);
}

.choice-btn.wrong {
  border-color: var(--app-red);
  background: rgba(159, 63, 47, 0.1);
}

.feedback {
  min-height: 46px;
  padding: 12px;
  border: 1px solid rgba(49, 95, 140, 0.2);
  border-radius: var(--app-radius-sm);
  color: var(--app-accent-3);
  background: var(--app-blue-soft);
  line-height: 1.6;
  white-space: pre-line;
}

.mastery-status {
  padding: 10px 12px;
  border: 1px dashed rgba(47, 104, 93, 0.28);
  border-radius: var(--app-radius-sm);
  color: var(--app-accent);
  background: rgba(232, 239, 234, 0.52);
  font-size: 13px;
  line-height: 1.55;
}

.recall-form,
.encoding-gate {
  display: grid;
  gap: 9px;
}

.recall-form label {
  color: var(--app-muted);
  font-size: 13px;
}

.recall-control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.recall-control input {
  min-width: 0;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid var(--app-line);
  border-radius: var(--app-radius-sm);
  color: var(--app-ink);
  background: #fff;
  font-size: 18px;
}

.recall-control input:focus {
  outline: 2px solid rgba(47, 104, 93, 0.24);
  border-color: var(--app-accent);
}

.hint-options {
  border: 1px solid var(--app-line);
  border-radius: var(--app-radius-sm);
  overflow: hidden;
}

.hint-options summary {
  padding: 11px 12px;
  color: var(--app-muted);
  cursor: pointer;
}

.hint-options .choices {
  padding: 0 10px 10px;
}

.encoding-gate {
  padding: 15px;
  border: 1px solid rgba(47, 104, 93, 0.28);
  border-radius: var(--app-radius-sm);
  background: var(--app-accent-soft);
}

.encoding-gate strong {
  font-family: var(--app-font-display);
  font-size: 28px;
}

.encoding-gate span {
  color: var(--app-muted);
  line-height: 1.6;
}

.plan-profile {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--app-line);
}

.plan-profile summary {
  color: var(--app-accent);
  cursor: pointer;
  font-weight: 700;
}

.plan-profile span {
  display: block;
  margin-top: 8px;
  color: var(--app-muted);
  font-size: 12px;
  line-height: 1.5;
}

.production-zone {
  display: grid;
  gap: 10px;
  padding-top: 4px;
}

.production-zone .panel-head {
  margin: 0;
}

.production-zone textarea {
  width: 100%;
  min-height: 112px;
  resize: vertical;
  padding: 11px 12px;
  border: 1px solid var(--app-line);
  border-radius: var(--app-radius-sm);
  color: var(--app-ink);
  background: #fff;
  line-height: 1.55;
}

.production-zone textarea:focus {
  outline: 2px solid rgba(47, 104, 93, 0.28);
  outline-offset: 1px;
  border-color: var(--app-accent);
}

.production-feedback {
  min-height: 48px;
  padding: 10px 12px;
  border-left: 3px solid var(--app-gold);
  color: var(--app-muted);
  background: rgba(245, 225, 187, 0.38);
  font-size: 14px;
  line-height: 1.55;
  white-space: pre-line;
}

.queue-list,
.stat-grid,
.roadmap-block {
  display: grid;
  gap: 8px;
}

.save-status {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
  padding: 12px;
  border: 1px solid var(--app-line);
  border-radius: var(--app-radius-sm);
  background: rgba(255, 255, 255, 0.68);
}

.save-status strong,
.save-status span {
  display: block;
}

.save-status span {
  color: var(--app-muted);
  font-size: 13px;
  line-height: 1.5;
}

.save-status.saved {
  border-color: rgba(47, 104, 93, 0.24);
  background: var(--app-accent-soft);
}

.save-status.error {
  border-color: rgba(159, 63, 47, 0.32);
  background: rgba(159, 63, 47, 0.08);
}

.save-controls,
.schedule-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.schedule-report {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
  padding: 13px;
  border: 1px solid rgba(47, 104, 93, 0.26);
  border-radius: var(--app-radius-sm);
  background: var(--app-accent-soft);
}

.weakness-trend {
  display: grid;
  gap: 9px;
  margin-bottom: 14px;
  padding: 13px;
  border: 1px solid rgba(49, 95, 140, 0.18);
  border-radius: var(--app-radius-sm);
  background: rgba(232, 239, 245, 0.58);
}

.weakness-trend .panel-head {
  margin-bottom: 0;
}

.weakness-trend p,
.weakness-trend span {
  margin: 0;
  color: var(--app-muted);
  font-size: 13px;
  line-height: 1.55;
}

.weakness-trend ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.weakness-trend li {
  display: grid;
  gap: 4px;
  padding: 9px 10px;
  border: 1px solid rgba(49, 95, 140, 0.13);
  border-radius: var(--app-radius-sm);
  background: rgba(255, 255, 255, 0.62);
}

.personal-library {
  display: grid;
  gap: 9px;
  margin-bottom: 14px;
  padding: 13px;
  border: 1px solid rgba(188, 135, 65, 0.22);
  border-radius: var(--app-radius-sm);
  background: rgba(245, 225, 187, 0.32);
}

.personal-library .panel-head {
  margin-bottom: 0;
}

.personal-library ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.personal-library li {
  display: grid;
  gap: 5px;
  padding: 9px 10px;
  border: 1px solid rgba(188, 135, 65, 0.16);
  border-radius: var(--app-radius-sm);
  background: rgba(255, 255, 255, 0.64);
}

.personal-library span,
.personal-library small {
  color: var(--app-muted);
  font-size: 13px;
  line-height: 1.55;
}

.personal-library .action-btn {
  width: fit-content;
}

.schedule-report.pending {
  border-style: dashed;
  background: rgba(255, 255, 255, 0.72);
}

.schedule-report .panel-head {
  margin-bottom: 0;
}

.schedule-report p,
.schedule-primary span,
.schedule-items span {
  margin: 0;
  color: var(--app-muted);
  font-size: 13px;
  line-height: 1.55;
}

.schedule-primary,
.schedule-items li {
  display: grid;
  gap: 4px;
}

.schedule-primary strong {
  color: var(--app-accent);
  line-height: 1.45;
}

.schedule-items {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.schedule-items li {
  padding: 9px 10px;
  border: 1px solid rgba(47, 104, 93, 0.16);
  border-radius: var(--app-radius-sm);
  background: rgba(255, 255, 255, 0.62);
}

.roadmap-block + .roadmap-block {
  margin-top: 12px;
}

.roadmap-block strong,
.roadmap-block span {
  display: block;
}

.plan-profile {
  padding-top: 12px;
  border-top: 1px solid var(--app-line);
}

.trajectory,
.trajectory-summary {
  display: grid;
  gap: 6px;
}

.trajectory {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 8px;
}

.trajectory span,
.trajectory-summary span {
  color: var(--app-muted);
  font-size: 12px;
  line-height: 1.45;
}

.trajectory b {
  color: var(--app-accent);
}

.trajectory-summary {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--app-line);
}

.onboarding-layer[hidden] {
  display: none;
}

.onboarding-layer {
  position: fixed;
  z-index: 20;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(31, 41, 39, 0.48);
}

.onboarding-dialog {
  width: min(100%, 680px);
  max-height: min(720px, calc(100vh - 36px));
  overflow: auto;
  padding: 24px;
  border: 1px solid var(--app-line);
  border-radius: var(--app-radius-sm);
  background: var(--app-panel-solid);
  box-shadow: 0 24px 60px rgba(31, 41, 39, 0.26);
}

.onboarding-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 16px;
}

.onboarding-head h2 {
  margin: 4px 0 0;
  font-size: 28px;
}

.onboarding-kicker {
  color: var(--app-gold);
  font-size: 13px;
  font-weight: 700;
}

.onboarding-dialog > p {
  color: var(--app-muted);
  line-height: 1.65;
}

.target-grid,
.confidence-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0;
}

.target-btn {
  min-height: 102px;
  padding: 12px;
  border: 1px solid var(--app-line);
  border-radius: var(--app-radius-sm);
  background: #fff;
  color: var(--app-ink);
  cursor: pointer;
  text-align: left;
}

.target-btn strong,
.target-btn span {
  display: block;
}

.target-btn span {
  margin-top: 7px;
  color: var(--app-muted);
  font-size: 13px;
  line-height: 1.45;
}

.target-btn:hover,
.target-btn.active {
  border-color: var(--app-accent);
  background: var(--app-accent-soft);
}

.onboarding-plan,
.diagnostic-hint {
  display: grid;
  gap: 5px;
  padding: 13px;
  border: 1px solid rgba(49, 95, 140, 0.24);
  border-radius: var(--app-radius-sm);
  color: var(--app-accent-3);
  background: var(--app-blue-soft);
}

.onboarding-plan span,
.diagnostic-hint span {
  color: var(--app-muted);
  font-size: 14px;
  line-height: 1.55;
}

.diagnostic-hint summary {
  cursor: pointer;
  color: var(--app-accent-3);
}

.onboarding-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 18px;
}

.roadmap-block span {
  color: var(--app-muted);
  font-size: 12px;
  line-height: 1.55;
}

.stat-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.stat {
  min-height: 78px;
  padding: 12px;
  border: 1px solid var(--app-line);
  border-radius: var(--app-radius-sm);
  background: rgba(255, 255, 255, 0.74);
}

.stat strong {
  display: block;
  font-size: 23px;
}

.queue-btn {
  min-height: 62px;
  padding: 10px;
  text-align: left;
}

.empty {
  padding: 18px;
  border: 1px dashed var(--app-line);
  border-radius: var(--app-radius-sm);
  color: var(--app-muted);
  text-align: center;
}

.mnemonic-reminder {
  margin: 12px 0;
  padding: 12px;
  border: 1px solid rgba(47, 104, 93, 0.24);
  border-radius: var(--app-radius-sm);
  background: rgba(238, 247, 242, 0.76);
}

.mnemonic-reminder strong,
.mnemonic-reminder span {
  display: block;
}

.mnemonic-reminder span {
  margin-top: 6px;
  color: var(--app-muted);
  line-height: 1.5;
}

@media (max-width: 1180px) {
  .app {
    grid-template-columns: minmax(240px, 0.36fr) minmax(0, 1fr);
  }

  .trainer {
    position: static;
    height: auto;
    grid-column: 1 / -1;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* 记忆闭环五步进度 */
.stage-stepper {
  display: grid;
  gap: 5px;
  padding: 9px;
  border: 1px solid var(--app-line);
  border-radius: var(--app-radius);
  background: rgba(255, 255, 255, 0.55);
  box-shadow: var(--app-shadow-soft);
}

.stage-step {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 8px 9px;
  border: 1px solid transparent;
  border-radius: var(--app-radius-sm);
  color: inherit;
  text-decoration: none;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.stage-step b {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border: 1px solid var(--app-line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.82);
  color: var(--app-muted);
  font-size: 12px;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.stage-step strong,
.stage-step em {
  display: block;
}

.stage-step strong {
  font-size: 13px;
  line-height: 1.3;
}

.stage-step em {
  margin-top: 2px;
  color: var(--app-muted-2);
  font-size: 11px;
  font-style: normal;
  line-height: 1.4;
}

.stage-step:hover {
  border-color: var(--app-line);
  background: rgba(47, 104, 93, 0.06);
  transform: translateX(2px);
}

.stage-step.current {
  border-color: var(--app-line-strong);
  background: var(--app-accent-soft);
  box-shadow: inset 3px 0 0 var(--app-accent);
}

.stage-step.current b {
  border-color: var(--app-accent);
  background: var(--app-accent);
  color: #fffdf7;
}

.stage-step.current em {
  color: var(--app-muted);
}

/* 快捷键徽标 */
.action-btn kbd {
  margin-left: 7px;
  padding: 1px 5px;
  border: 1px solid currentColor;
  border-radius: 6px;
  opacity: 0.6;
  font-family: inherit;
  font-size: 11px;
  line-height: 1.4;
}

@media (max-width: 820px) {
  .app {
    grid-template-columns: 1fr;
    padding: 10px;
  }

  .sidebar,
  .trainer {
    position: static;
    height: auto;
  }

  .trainer,
  .choices {
    grid-template-columns: 1fr;
  }

  .recall-control {
    grid-template-columns: 1fr;
  }

  .mission {
    min-height: 360px;
    padding: 18px;
  }

  .target-grid,
  .confidence-grid {
    grid-template-columns: 1fr;
  }

  .target-btn {
    min-height: 70px;
  }

  .onboarding-dialog {
    padding: 18px;
  }
}