/* ============================================================
   SmartVocab 测评模块 · 日系手账 / 夜读主题
   仅作用于 .assessment-root，不污染站点其他区域。
   ============================================================ */

.assessment-root {
  --as-paper: var(--surface-paper);
  --as-paper-2: var(--surface);
  --as-ink: var(--text);
  --as-muted: var(--muted);
  --as-line: var(--line);
  --as-line-strong: color-mix(in srgb, var(--line) 55%, var(--text));
  --as-accent: var(--accent);
  --as-accent-soft: var(--accent-soft);
  --as-matcha: var(--matcha);
  --as-blue: var(--primary-blue);
  --as-seal: #b23a2e;
  --as-track: color-mix(in srgb, var(--line) 42%, transparent);
  --as-grid: color-mix(in srgb, var(--line) 72%, transparent);
  --as-radius: 18px;
  --as-shadow: var(--card-shadow);
  position: relative;
  scroll-margin-top: 86px;
  color: var(--as-ink);
  font-size: 15px;
  line-height: 1.65;
}

[data-theme="night"] .assessment-root {
  --as-paper: #20252b;
  --as-paper-2: #1b1f24;
  --as-line-strong: #4b5563;
  --as-seal: #e07a6a;
  --as-track: rgba(255, 255, 255, 0.08);
  --as-grid: rgba(232, 235, 239, 0.14);
}

.assessment-root *,
.assessment-root *::before,
.assessment-root *::after {
  box-sizing: border-box;
}

.assessment-root .as-page {
  width: 100%;
  max-width: 1040px;
  margin: 0 auto;
  padding: 4px 0 28px;
}

.assessment-root .as-page.as-center {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 340px;
}

/* ---------------- 通用文字 ---------------- */

.assessment-root .as-head {
  margin-bottom: 8px;
}

.assessment-root .as-eyebrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.assessment-root .as-title {
  margin: 10px 0 8px;
  font-size: clamp(28px, 4.4vw, 40px);
  line-height: 1.22;
  letter-spacing: 0.01em;
}

.assessment-root .as-lead {
  max-width: 760px;
  margin: 0;
  color: var(--as-muted);
  font-size: 15px;
  line-height: 1.7;
}

.assessment-root .as-stage-head {
  margin: 4px 0 18px;
}

.assessment-root .as-stage-head h1 {
  margin: 7px 0 4px;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.3;
}

.assessment-root .as-stage-head p {
  max-width: 720px;
  margin: 0;
  color: var(--as-muted);
  font-size: 13px;
}

.assessment-root .as-stage-head h1:focus,
.assessment-root .as-flash-word:focus,
.assessment-root .as-report-head h1:focus {
  outline: none;
}

/* ---------------- 票根入口 ---------------- */

.assessment-root .as-ticket {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  margin: 30px 0 18px;
  /* 胶带标签与打孔圆点都是刻意溢出到卡片边缘的装饰，裁切会切掉上半部分 */
  overflow: visible;
  border: 1px solid var(--as-line);
  border-radius: 22px;
  background:
    radial-gradient(circle at 88% 16%, rgba(232, 195, 196, 0.2), transparent 34%),
    repeating-linear-gradient(0deg, rgba(120, 90, 60, 0.028) 0 1px, transparent 1px 27px),
    var(--as-paper);
  box-shadow: var(--as-shadow);
}

.assessment-root .as-ticket::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px dashed var(--as-line);
  border-radius: 16px;
  pointer-events: none;
  opacity: 0.7;
}

[data-theme="night"] .assessment-root .as-ticket {
  background:
    radial-gradient(circle at 88% 16%, rgba(232, 195, 196, 0.08), transparent 34%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.016) 0 1px, transparent 1px 27px),
    var(--as-paper);
}

.assessment-root .as-tape {
  position: absolute;
  top: -11px;
  left: 26px;
  z-index: 3;
  padding: 5px 14px;
  border: 1px dashed var(--as-line);
  background: linear-gradient(135deg, rgba(232, 195, 196, 0.75), rgba(247, 244, 239, 0.65));
  color: var(--as-muted);
  font-size: 10px;
  letter-spacing: 0.16em;
  transform: rotate(-2.4deg);
}

[data-theme="night"] .assessment-root .as-tape {
  background: linear-gradient(135deg, rgba(232, 195, 196, 0.16), rgba(32, 37, 43, 0.82));
}

.assessment-root .as-ticket-main {
  position: relative;
  z-index: 1;
  padding: 34px 30px 26px;
}

.assessment-root .as-ticket-kicker {
  margin: 0 0 8px;
  color: var(--as-muted);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.assessment-root .as-ticket-main h2 {
  margin: 0 0 10px;
  font-size: clamp(23px, 3.6vw, 34px);
  line-height: 1.32;
  letter-spacing: 0.01em;
}

.assessment-root .as-ticket-main h2 span {
  color: var(--as-accent);
}

.assessment-root .as-ticket-desc {
  margin: 0;
  color: var(--as-muted);
  font-size: 13px;
}

.assessment-root .as-ticket-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin: 22px 0 20px;
  padding: 0;
  list-style: none;
}

.assessment-root .as-ticket-facts li {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding-left: 12px;
  border-left: 2px solid var(--as-matcha);
}

.assessment-root .as-ticket-facts strong {
  font-size: 22px;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.assessment-root .as-ticket-facts span {
  color: var(--as-muted);
  font-size: 11px;
}

.assessment-root .as-ticket-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.assessment-root .as-start-btn {
  min-height: 48px;
  padding: 11px 22px;
}

.assessment-root .as-ticket-hint {
  margin: 14px 0 0;
  color: var(--as-muted);
  font-size: 11px;
}

.assessment-root .as-ticket-stub {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 26px 18px;
  /* 与票根外框圆角对齐：overflow 放开后需要自己收角 */
  border-radius: 0 21px 21px 0;
  border-left: 2px dashed var(--as-line-strong);
  background: color-mix(in srgb, var(--as-paper-2) 72%, transparent);
  text-align: center;
}

.assessment-root .as-ticket-stub::before,
.assessment-root .as-ticket-stub::after {
  content: "";
  position: absolute;
  left: -12px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--as-line);
}

.assessment-root .as-ticket-stub::before {
  top: -12px;
}

.assessment-root .as-ticket-stub::after {
  bottom: -12px;
}

.assessment-root .as-stub-label {
  color: var(--as-muted);
  font-size: 9px;
  letter-spacing: 0.22em;
}

.assessment-root .as-stub-mark {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 2px solid var(--as-accent);
  border-radius: 50%;
  color: var(--as-accent);
  font-size: 25px;
  font-weight: 800;
  transform: rotate(-6deg);
}

.assessment-root .as-ticket-stub p {
  margin: 0;
  color: var(--as-muted);
  font-size: 10px;
  line-height: 1.5;
}

.assessment-root .as-ticket-stub p strong {
  color: var(--as-ink);
  font-size: 12px;
}

.assessment-root .as-stub-code {
  color: var(--as-muted);
  font-size: 9px;
  letter-spacing: 0.14em;
}

/* ---------------- 续测 / 上次报告 ---------------- */

.assessment-root .as-resume {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0 0 14px;
  padding: 12px 16px;
  border: 1px dashed var(--as-accent);
  border-radius: 14px;
  background: var(--as-accent-soft);
}

.assessment-root .as-resume > .icon {
  color: var(--as-accent);
}

.assessment-root .as-resume > div:nth-child(2) {
  flex: 1;
  min-width: 180px;
}

.assessment-root .as-resume strong {
  display: block;
  font-size: 13px;
}

.assessment-root .as-resume span {
  display: block;
  color: var(--as-muted);
  font-size: 11px;
}

.assessment-root .as-resume-actions {
  display: flex;
  gap: 8px;
}

.assessment-root .as-resume-actions .primary-btn,
.assessment-root .as-resume-actions .secondary-btn {
  min-height: 34px;
  padding: 5px 13px;
  font-size: 12px;
}

.assessment-root .as-last-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 16px;
  padding: 14px 18px;
  border: 1px solid var(--as-line);
  border-radius: 14px;
  background: var(--as-paper-2);
}

.assessment-root .as-last-main {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.assessment-root .as-last-kicker {
  color: var(--as-muted);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.assessment-root .as-last-main strong {
  font-size: 18px;
}

.assessment-root .as-last-main span:last-child {
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-last-card .secondary-btn {
  min-height: 36px;
  padding: 6px 14px;
  font-size: 12px;
}

/* ---------------- 底部说明 ---------------- */

.assessment-root .as-note-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.assessment-root .as-note {
  padding: 16px 18px;
  border-left: 3px solid var(--as-matcha);
  border-radius: 0 12px 12px 0;
  background: color-mix(in srgb, var(--as-paper-2) 72%, transparent);
}

.assessment-root .as-note strong {
  display: block;
  margin-bottom: 4px;
  font-size: 13px;
}

.assessment-root .as-note p {
  margin: 0;
  color: var(--as-muted);
  font-size: 12px;
  line-height: 1.65;
}

/* ---------------- 卡片纸张 ---------------- */

.assessment-root .as-card {
  position: relative;
  padding: 24px;
  border: 1px solid var(--as-line);
  border-radius: var(--as-radius);
  background:
    radial-gradient(circle at 14% 8%, rgba(255, 255, 255, 0.5), transparent 42%),
    repeating-linear-gradient(0deg, rgba(120, 90, 60, 0.022) 0 1px, transparent 1px 26px),
    var(--as-paper);
  box-shadow: var(--as-shadow);
}

[data-theme="night"] .assessment-root .as-card {
  background:
    radial-gradient(circle at 14% 8%, rgba(255, 255, 255, 0.035), transparent 42%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.016) 0 1px, transparent 1px 26px),
    var(--as-paper);
}

.assessment-root .as-card::after {
  content: "";
  position: absolute;
  inset: 7px;
  border: 1px dashed color-mix(in srgb, var(--as-line) 72%, transparent);
  border-radius: calc(var(--as-radius) - 6px);
  pointer-events: none;
  opacity: 0.55;
}

/* ---------------- 阶段标尺 / 进度 ---------------- */

.assessment-root .as-stagebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}

.assessment-root .as-steps {
  display: flex;
  flex: 1;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.assessment-root .as-step {
  display: flex;
  flex: 1;
  align-items: center;
  gap: 7px;
  min-width: 0;
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-step-dot {
  display: grid;
  flex: none;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--as-line);
  border-radius: 50%;
  background: var(--as-paper);
  font-size: 11px;
  font-weight: 700;
}

.assessment-root .as-step-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.assessment-root .as-step.is-current {
  color: var(--as-ink);
  font-weight: 700;
}

.assessment-root .as-step.is-current .as-step-dot {
  border-color: var(--as-accent);
  background: var(--as-accent);
  color: #ffffff;
  box-shadow: 0 0 0 4px var(--as-accent-soft);
}

.assessment-root .as-step.is-done .as-step-dot {
  border-color: var(--as-matcha);
  color: var(--as-matcha);
}

.assessment-root .as-stage-note {
  color: var(--as-muted);
  font-size: 10px;
  letter-spacing: 0.14em;
  white-space: nowrap;
}

.assessment-root .as-progress-block {
  margin: 0 0 18px;
}

.assessment-root .as-progress-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-progress-track {
  position: relative;
  height: 10px;
  overflow: hidden;
  border: 1px solid var(--as-line);
  border-radius: 999px;
  background: var(--as-track);
}

.assessment-root .as-progress-fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--as-accent), var(--as-matcha));
  transition: width 0.35s ease;
}

/* ---------------- 闪卡 ---------------- */

.assessment-root .as-flash {
  max-width: 720px;
  margin: 0 auto;
  padding: 26px 30px 20px;
  text-align: center;
  overflow: hidden;
  animation: as-card-in 0.28s ease both;
}

.assessment-root .as-flash.is-loading {
  min-height: 300px;
}

.assessment-root .as-flash-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.assessment-root .as-level-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border: 1px dashed var(--as-line-strong);
  border-radius: 999px;
  background: var(--as-paper-2);
  color: var(--as-muted);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.assessment-root .as-flash-count {
  color: var(--as-muted);
  font-size: 11px;
  letter-spacing: 0.1em;
  font-variant-numeric: tabular-nums;
}

.assessment-root .as-flash-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 190px;
  padding: 34px 0 28px;
}

.assessment-root .as-flash-loading {
  align-items: center;
  gap: 10px;
}

.assessment-root .as-flash-loading h2 {
  margin: 0;
  font-size: 20px;
}

.assessment-root .as-flash-loading p {
  margin: 0;
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-flash-word {
  margin: 0;
  font-size: clamp(38px, 7.5vw, 64px);
  font-weight: 750;
  line-height: 1.12;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
}

.assessment-root .as-phonetic {
  margin: 8px 0 0;
  color: var(--as-muted);
  font-size: 16px;
  letter-spacing: 0.04em;
}

.assessment-root .as-flash-prompt {
  margin: 22px 0 0;
  color: var(--as-muted);
  font-size: 13px;
}

.assessment-root .as-flash-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 6px;
}

.assessment-root .as-choice-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 12px 16px;
  border: 1px solid var(--as-line);
  border-radius: 14px;
  background: var(--as-paper-2);
  color: var(--as-ink);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  box-shadow: none;
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

.assessment-root .as-choice-btn:hover {
  border-color: var(--as-accent);
  background: var(--as-accent-soft);
  color: var(--as-ink);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px -8px rgba(0, 0, 0, 0.25);
}

.assessment-root .as-choice-btn.known {
  border-color: color-mix(in srgb, var(--as-accent) 55%, var(--as-line));
  background: linear-gradient(180deg, color-mix(in srgb, var(--as-accent) 14%, var(--as-paper)), var(--as-paper));
}

.assessment-root .as-choice-btn.unknown {
  color: var(--as-muted);
}

.assessment-root .as-key {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--as-line);
  border-radius: 7px;
  background: var(--as-paper);
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-flash-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed var(--as-line);
}

.assessment-root .as-speak-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 34px;
  padding: 6px 12px;
  border: 1px solid var(--as-line);
  border-radius: 999px;
  background: transparent;
  color: var(--as-muted);
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  box-shadow: none;
}

.assessment-root .as-speak-btn:hover {
  border-color: var(--as-accent);
  background: var(--as-accent-soft);
  color: var(--as-accent);
  box-shadow: none;
}

.assessment-root .as-key-hint {
  color: var(--as-muted);
  font-size: 11px;
  letter-spacing: 0.02em;
}

/* ---------------- 自适应面板 ---------------- */

.assessment-root .as-theta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 16px;
  padding: 16px 18px;
  border: 1px dashed var(--as-line-strong);
  border-radius: 14px;
  background: var(--as-paper-2);
}

.assessment-root .as-theta-label {
  display: block;
  color: var(--as-muted);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.assessment-root .as-theta-value {
  display: block;
  font-size: 26px;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.assessment-root .as-theta-track {
  position: relative;
  height: 8px;
  margin-top: 8px;
  border: 1px solid var(--as-line);
  border-radius: 999px;
  background: var(--as-track);
}

.assessment-root .as-theta-track::before {
  content: "";
  position: absolute;
  top: -3px;
  bottom: -3px;
  left: 50%;
  width: 1px;
  background: var(--as-line);
  opacity: 0.8;
}

.assessment-root .as-theta-track > span {
  position: absolute;
  top: 50%;
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  border: 2px solid var(--as-paper);
  border-radius: 50%;
  background: var(--as-accent);
  box-shadow: 0 0 0 2px var(--as-accent-soft);
  transition: left 0.4s ease;
}

.assessment-root .as-theta-side {
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-theta-side strong {
  color: var(--as-ink);
  font-size: 16px;
  font-variant-numeric: tabular-nums;
}

.assessment-root .as-converge {
  position: relative;
  height: 8px;
  margin: 8px 0 6px;
  border: 1px solid var(--as-line);
  border-radius: 999px;
  background: var(--as-track);
}

.assessment-root .as-converge-fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--as-blue), var(--as-matcha));
  transition: width 0.4s ease;
}

.assessment-root .as-converge-mark {
  position: absolute;
  top: -3px;
  bottom: -3px;
  width: 2px;
  background: var(--as-accent);
  opacity: 0.75;
}

.assessment-root .as-converge-note {
  display: block;
  color: var(--as-muted);
  font-size: 11px;
}

/* ---------------- 题目与选项 ---------------- */

.assessment-root .as-question-card {
  max-width: 820px;
  margin: 0 auto;
  padding: 24px 26px;
  animation: as-card-in 0.25s ease both;
}

.assessment-root .as-question-top {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.assessment-root .as-qtype,
.assessment-root .as-qcount {
  color: var(--as-muted);
  font-size: 11px;
}

.assessment-root .as-qcount {
  margin-left: auto;
  font-variant-numeric: tabular-nums;
}

.assessment-root .as-word-hero {
  padding: 22px 0 16px;
  text-align: center;
}

.assessment-root .as-word {
  margin: 0;
  font-size: clamp(32px, 6vw, 48px);
  line-height: 1.15;
  overflow-wrap: anywhere;
}

.assessment-root .as-q-prompt {
  margin: 6px 0 14px;
  font-weight: 700;
  text-align: center;
}

.assessment-root .as-q-sentence {
  margin: 0 0 16px;
  padding: 12px 16px;
  border-left: 3px solid var(--as-matcha);
  border-radius: 0 10px 10px 0;
  background: var(--as-paper-2);
  color: var(--as-muted);
  font-size: 14px;
  line-height: 1.7;
}

/* 熟词僻义：句中被考的单词加粗高亮，要一眼看得出来 */
.assessment-root .as-sentence-word {
  display: inline-block;
  padding: 1px 6px;
  border-bottom: 2px solid rgba(217, 119, 6, 0.85);
  border-radius: 6px;
  background: rgba(217, 119, 6, 0.16);
  color: var(--as-ink);
  font-weight: 800;
  font-size: 1.06em;
  letter-spacing: 0.01em;
}

[data-theme="night"] .assessment-root .as-sentence-word {
  border-bottom-color: #fbbf24;
  background: rgba(245, 158, 11, 0.2);
  color: #fde68a;
}

/* 句中匹配不到目标词时的兜底提示 */
.assessment-root .as-sentence-tip {
  display: block;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--as-line);
  color: var(--as-muted);
  font-size: 12px;
}

/* 听音题作答后的词汇核对区 */
.assessment-root .as-reveal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding: 10px 14px;
  border: 1px dashed color-mix(in srgb, var(--as-matcha) 55%, var(--as-line));
  border-radius: 12px;
  background: color-mix(in srgb, var(--as-matcha) 8%, transparent);
  font-size: 13px;
}

.assessment-root .as-reveal-label {
  color: var(--as-muted);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.assessment-root .as-reveal-word {
  font-weight: 800;
  font-size: 15px;
}

.assessment-root .as-reveal-phonetic {
  color: var(--as-muted);
  font-size: 13px;
}

.assessment-root .as-options {
  display: grid;
  gap: 10px;
}

.assessment-root .as-option {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  min-height: 52px;
  padding: 12px 15px;
  border: 1px solid var(--as-line);
  border-radius: 12px;
  background: var(--as-paper);
  color: var(--as-ink);
  font: inherit;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  box-shadow: none;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.assessment-root .as-option:hover {
  border-color: var(--as-accent);
  background: var(--as-accent-soft);
  color: var(--as-ink);
  transform: translateX(2px);
  box-shadow: none;
}

.assessment-root .as-option.is-selected {
  border-color: var(--as-accent);
  background: var(--as-accent-soft);
  box-shadow: inset 0 0 0 1px var(--as-accent);
}

.assessment-root .as-option-key {
  display: grid;
  flex: none;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--as-line);
  border-radius: 8px;
  background: var(--as-paper-2);
  color: var(--as-muted);
  font-size: 12px;
  font-weight: 700;
}

.assessment-root .as-option.is-selected .as-option-key {
  border-color: var(--as-accent);
  background: var(--as-accent);
  color: #ffffff;
}

.assessment-root .as-option-text {
  flex: 1;
  padding-top: 1px;
  line-height: 1.55;
}

.assessment-root .as-empty-inline {
  margin: 0;
  padding: 12px;
  border: 1px dashed var(--as-line);
  border-radius: 10px;
  color: var(--as-muted);
  font-size: 12px;
  text-align: center;
}

.assessment-root .as-skip-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--as-line);
}

.assessment-root .as-skip-btn {
  min-height: 36px;
  padding: 6px 14px;
  border: 1px dashed var(--as-line-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--as-muted);
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  box-shadow: none;
}

.assessment-root .as-skip-btn:hover {
  border-color: var(--as-seal);
  background: color-mix(in srgb, var(--as-seal) 8%, transparent);
  color: var(--as-seal);
  box-shadow: none;
}

/* ---------------- 音频 ---------------- */

.assessment-root .as-audio-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px 0 6px;
}

.assessment-root .as-audio-btn {
  position: relative;
  display: grid;
  place-items: center;
  width: 88px;
  height: 88px;
  border: 1px solid var(--as-line-strong);
  border-radius: 50%;
  background: var(--as-paper-2);
  color: var(--as-accent);
  box-shadow: none;
}

.assessment-root .as-audio-btn:hover {
  background: var(--as-accent-soft);
  color: var(--as-accent);
  transform: scale(1.03);
  box-shadow: none;
}

.assessment-root .as-audio-btn .icon {
  width: 34px;
  height: 34px;
}

.assessment-root .as-audio-rings {
  position: absolute;
  inset: -10px;
  border: 1px dashed var(--as-accent);
  border-radius: 50%;
  opacity: 0.35;
  animation: as-pulse 2.4s ease-in-out infinite;
}

.assessment-root .as-audio-hero p {
  margin: 0;
  color: var(--as-muted);
  font-size: 12px;
}

/* ---------------- 第三阶段 ---------------- */

.assessment-root .as-section {
  margin: 26px 0;
}

.assessment-root .as-section-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 14px;
}

.assessment-root .as-section-num {
  padding-bottom: 2px;
  border-bottom: 2px solid var(--as-accent);
  color: var(--as-accent);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.assessment-root .as-section-head h2 {
  margin: 0 0 2px;
  font-size: 20px;
}

.assessment-root .as-section-head p {
  margin: 0;
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-word-count {
  margin-left: auto;
  color: var(--as-muted);
  font-size: 11px;
  white-space: nowrap;
}

.assessment-root .as-passage {
  margin-bottom: 14px;
  padding: 24px 26px;
}

.assessment-root .as-passage h3 {
  margin: 0 0 10px;
  font-size: 18px;
}

.assessment-root .as-passage p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.85;
}

.assessment-root .as-passage p:last-child {
  margin-bottom: 0;
}

.assessment-root .as-question {
  margin-bottom: 14px;
  padding: 18px 20px;
  border: 1px solid var(--as-line);
  border-radius: 14px;
  background: color-mix(in srgb, var(--as-paper-2) 76%, var(--as-paper));
}

.assessment-root .as-question-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.assessment-root .as-q-index {
  color: var(--as-muted);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.assessment-root .as-audio-mini {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 32px;
  margin-left: auto;
  padding: 5px 11px;
  border: 1px solid var(--as-line);
  border-radius: 999px;
  background: var(--as-paper-2);
  color: var(--as-accent);
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  box-shadow: none;
}

.assessment-root .as-audio-mini:hover {
  border-color: var(--as-accent);
  background: var(--as-accent-soft);
  color: var(--as-accent);
  box-shadow: none;
}

.assessment-root .as-finish-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 18px;
  margin: 26px 0 8px;
  padding: 20px 22px;
  border: 1px dashed var(--as-line-strong);
  border-radius: 16px;
  background: var(--as-paper-2);
}

.assessment-root .as-finish-bar strong {
  display: block;
  font-size: 15px;
}

.assessment-root .as-finish-bar span {
  display: block;
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-empty-stage {
  max-width: 620px;
  margin: 0 auto;
  text-align: center;
}

.assessment-root .as-empty-stage h2 {
  margin: 0 0 6px;
  font-size: 20px;
}

.assessment-root .as-empty-stage p {
  margin: 0 0 16px;
  color: var(--as-muted);
  font-size: 13px;
}

/* ---------------- 报告 ---------------- */

.assessment-root .as-report-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: 18px;
}

.assessment-root .as-report-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.assessment-root .as-report-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 18px;
}

.assessment-root .as-score-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  overflow: hidden;
}

.assessment-root .as-score-copy {
  min-width: 0;
}

.assessment-root .as-kicker {
  display: block;
  color: var(--as-muted);
  font-size: 10px;
  letter-spacing: 0.18em;
}

.assessment-root .as-vocab {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: 4px;
  color: var(--as-accent);
  font-size: clamp(42px, 6vw, 58px);
  font-weight: 750;
  line-height: 1.05;
  font-variant-numeric: tabular-nums;
}

.assessment-root .as-vocab small {
  color: var(--as-muted);
  font-size: 14px;
  font-weight: 600;
}

.assessment-root .as-vocab-label {
  margin: 0;
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-benchmark {
  margin: 10px 0 0;
  font-size: 13px;
}

.assessment-root .as-score-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.assessment-root .as-pill {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border: 1px solid var(--as-line);
  border-radius: 999px;
  background: var(--as-paper-2);
  color: var(--as-muted);
  font-size: 11px;
  white-space: nowrap;
}

.assessment-root .as-pill.accent {
  border-color: color-mix(in srgb, var(--as-accent) 45%, var(--as-line));
  background: var(--as-accent-soft);
  color: var(--as-accent);
}

.assessment-root .as-vocab-range {
  margin: 4px 0 0;
  color: var(--as-muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.assessment-root .as-confidence {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border: 1px solid var(--as-line);
  border-radius: 999px;
  background: var(--as-paper-2);
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.assessment-root .as-confidence.is-high {
  border-color: color-mix(in srgb, var(--as-matcha) 55%, var(--as-line));
  background: color-mix(in srgb, var(--as-matcha) 14%, transparent);
  color: var(--as-matcha);
}

.assessment-root .as-confidence.is-medium {
  border-color: color-mix(in srgb, var(--as-accent) 55%, var(--as-line));
  background: color-mix(in srgb, var(--as-accent) 14%, transparent);
  color: var(--as-accent);
}

.assessment-root .as-confidence.is-low {
  border-color: color-mix(in srgb, var(--as-seal) 55%, var(--as-line));
  background: color-mix(in srgb, var(--as-seal) 12%, transparent);
  color: var(--as-seal);
}

.assessment-root .as-guess-note {
  margin: 8px 0 0;
  padding-left: 9px;
  border-left: 2px solid var(--as-accent);
  color: var(--as-muted);
  font-size: 11px;
  line-height: 1.6;
}

.assessment-root .as-report-meta {
  margin: 14px 0 0;
  color: var(--as-muted);
  font-size: 11px;
}

.assessment-root .as-confidence-note {
  margin: 8px 0 0;
  padding-left: 9px;
  border-left: 2px solid var(--as-seal);
  color: var(--as-muted);
  font-size: 11px;
  line-height: 1.6;
}

.assessment-root .as-seal {
  display: flex;
  flex: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  width: 116px;
  height: 116px;
  border: 3px double var(--as-seal);
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--as-seal) 8%, transparent), transparent 70%);
  color: var(--as-seal);
  box-shadow: inset 0 0 0 5px color-mix(in srgb, var(--as-seal) 12%, transparent);
  transform: rotate(-6deg);
}

.assessment-root .as-seal-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
}

.assessment-root .as-seal strong {
  font-size: 34px;
  line-height: 1;
  letter-spacing: 0.02em;
}

.assessment-root .as-seal small {
  font-size: 12px;
  letter-spacing: 0.08em;
}

.assessment-root .as-seal-caption {
  margin-top: 4px;
  font-size: 7px;
  letter-spacing: 0.2em;
}

.assessment-root .as-metrics-card h2,
.assessment-root .as-vav-card h2,
.assessment-root .as-radar-card h2,
.assessment-root .as-planner h2 {
  margin: 0 0 12px;
  font-size: 18px;
}

.assessment-root .as-metric {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px dashed var(--as-line);
}

.assessment-root .as-metric:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.assessment-root .as-metric span {
  display: block;
  font-size: 13px;
  font-weight: 600;
}

.assessment-root .as-metric small {
  display: block;
  color: var(--as-muted);
  font-size: 11px;
  line-height: 1.45;
}

.assessment-root .as-metric strong {
  font-size: 24px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.assessment-root .as-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.assessment-root .as-card-head h2 {
  margin: 0;
}

.assessment-root .as-ratio {
  color: var(--as-muted);
  font-size: 11px;
}

.assessment-root .as-vav-row {
  margin: 14px 0;
}

.assessment-root .as-vav-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 6px;
  font-size: 12px;
}

.assessment-root .as-vav-label strong {
  font-variant-numeric: tabular-nums;
}

.assessment-root .as-bar {
  height: 12px;
  overflow: hidden;
  border: 1px solid var(--as-line);
  border-radius: 999px;
  background: var(--as-track);
}

.assessment-root .as-bar > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  transition: width 0.7s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.assessment-root .as-bar.visual > span {
  background: linear-gradient(90deg, var(--as-accent), color-mix(in srgb, var(--as-accent) 55%, var(--as-matcha)));
}

.assessment-root .as-bar.audio > span {
  background: linear-gradient(90deg, var(--as-blue), var(--as-matcha));
}

.assessment-root .as-vav-note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--as-line);
  color: var(--as-muted);
  font-size: 12px;
  line-height: 1.6;
}

/* ---------------- 雷达图 ---------------- */

.assessment-root .as-radar-wrap {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.assessment-root .as-radar-svg {
  flex: 1 1 260px;
  width: min(320px, 100%);
  height: auto;
  overflow: visible;
  animation: as-radar-in 0.5s ease both;
}

.assessment-root .as-radar-grid {
  fill: none;
  stroke: var(--as-grid);
  stroke-width: 1;
  stroke-dasharray: 3 5;
}

.assessment-root .as-radar-axis {
  stroke: var(--as-grid);
  stroke-width: 1;
  stroke-dasharray: 2 5;
}

.assessment-root .as-radar-data {
  fill: color-mix(in srgb, var(--as-accent) 16%, transparent);
  stroke: var(--as-accent);
  stroke-width: 2.5;
  stroke-linejoin: round;
}

.assessment-root .as-radar-dot {
  fill: var(--as-paper);
  stroke: var(--as-accent);
  stroke-width: 2;
  opacity: 0;
}

.assessment-root .as-radar-label {
  fill: var(--as-muted);
  font-size: 12px;
  font-weight: 600;
}

.assessment-root .as-radar-legend {
  display: grid;
  flex: 1 1 190px;
  grid-template-columns: 1fr 1fr;
  gap: 8px 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.assessment-root .as-radar-legend li {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-radar-legend strong {
  margin-left: auto;
  color: var(--as-ink);
  font-variant-numeric: tabular-nums;
}

.assessment-root .as-legend-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--as-accent);
  opacity: 0.7;
}

/* ---------------- 规划器 ---------------- */

.assessment-root .as-planner {
  margin-top: 18px;
  padding: 26px;
}

.assessment-root .as-planner-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 16px;
}

.assessment-root .as-planner-head h2 {
  margin: 8px 0 0;
}

.assessment-root .as-planner-head p {
  margin: 4px 0 0;
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-planner-badge {
  padding: 4px 10px;
  border: 1px dashed var(--as-matcha);
  border-radius: 999px;
  color: var(--as-matcha);
  font-size: 10px;
  letter-spacing: 0.12em;
  white-space: nowrap;
}

.assessment-root .as-planner-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
  align-items: start;
}

.assessment-root .as-planner-grid > * {
  min-width: 0;
}

.assessment-root .as-field {
  display: block;
  margin: 0;
  color: var(--as-muted);
  font-size: 12px;
  font-weight: 400;
}

.assessment-root .as-field-label {
  display: block;
  margin-bottom: 6px;
  color: var(--as-ink);
  font-size: 12px;
  font-weight: 600;
}

.assessment-root .as-field-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 6px;
}

.assessment-root .as-field-head .as-field-label {
  margin-bottom: 0;
}

.assessment-root .as-field-head strong {
  color: var(--as-accent);
  font-size: 16px;
  font-variant-numeric: tabular-nums;
}

.assessment-root .as-field select {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  min-height: 42px;
  padding: 8px 12px;
  border: 1px solid var(--as-line);
  border-radius: var(--radius-btn);
  background: var(--as-paper-2);
  color: var(--as-ink);
  font: inherit;
  font-size: 13px;
}

.assessment-root .as-field select:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--as-accent) 72%, white);
  outline-offset: 3px;
}

.assessment-root .as-field-status {
  display: block;
  margin-top: 5px;
  color: var(--as-muted);
  font-size: 10px;
  line-height: 1.5;
}

.assessment-root .as-field-status.is-error {
  color: var(--error);
}

.assessment-root .as-text-btn {
  display: inline;
  min-height: 0;
  padding: 0 2px;
  border: 0;
  background: none;
  color: var(--as-accent);
  font: inherit;
  font-size: 11px;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
  box-shadow: none;
}

.assessment-root .as-text-btn:hover {
  background: none;
  color: var(--as-accent-dark);
  transform: none;
  box-shadow: none;
}

.assessment-root input[type="range"] {
  width: 100%;
  min-height: 28px;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  accent-color: var(--as-accent);
  box-shadow: none;
}

.assessment-root input[type="range"]:focus {
  outline: none;
  box-shadow: none;
}

.assessment-root input[type="range"]:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--as-accent) 72%, white);
  outline-offset: 3px;
}

.assessment-root .as-plan-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0;
}

.assessment-root .as-plan-stat {
  padding: 12px 14px;
  border: 1px dashed var(--as-line);
  border-radius: 12px;
  background: var(--as-paper-2);
}

.assessment-root .as-plan-stat span {
  display: block;
  color: var(--as-muted);
  font-size: 11px;
}

.assessment-root .as-plan-stat strong {
  display: block;
  font-size: 24px;
  line-height: 1.25;
  font-variant-numeric: tabular-nums;
}

.assessment-root .as-plan-stat small {
  display: block;
  color: var(--as-muted);
  font-size: 10px;
  line-height: 1.45;
}

.assessment-root .as-plan-stat.accent {
  border-color: color-mix(in srgb, var(--as-accent) 50%, var(--as-line));
  background: var(--as-accent-soft);
}

.assessment-root .as-plan-stat.accent strong {
  color: var(--as-accent);
}

.assessment-root .as-planner-footnote {
  margin: 0 0 16px;
  color: var(--as-muted);
  font-size: 11px;
  line-height: 1.6;
}

.assessment-root .as-plan-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}

.assessment-root .as-plan-note {
  flex: 1;
  min-width: 200px;
  color: var(--as-muted);
  font-size: 11px;
}

.assessment-root .as-plan-warn {
  padding: 3px 9px;
  border: 1px dashed color-mix(in srgb, var(--as-seal) 55%, var(--as-line));
  border-radius: 999px;
  background: color-mix(in srgb, var(--as-seal) 8%, transparent);
  color: var(--as-seal);
  font-size: 11px;
  white-space: nowrap;
}

/* 重算状态行 + 学习逻辑提示 */
.assessment-root .as-plan-status {
  margin: 2px 0 0;
  min-height: 18px;
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-plan-status.is-busy {
  color: var(--as-accent);
}

.assessment-root .as-plan-status.is-busy::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 6px;
  border: 2px solid color-mix(in srgb, var(--as-accent) 45%, transparent);
  border-top-color: var(--as-accent);
  border-radius: 50%;
  animation: as-plan-spin 0.7s linear infinite;
  vertical-align: 1px;
}

@keyframes as-plan-spin {
  to {
    transform: rotate(360deg);
  }
}

.assessment-root .as-plan-status.is-done {
  color: var(--as-matcha);
}

.assessment-root .as-plan-meta,
.assessment-root .as-plan-advice {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.assessment-root .as-plan-meta {
  margin-top: 10px;
}

.assessment-root .as-plan-meta.is-empty,
.assessment-root .as-plan-advice.is-empty {
  display: none;
}

.assessment-root .as-plan-pill {
  padding: 3px 10px;
  border: 1px solid var(--as-line);
  border-radius: 999px;
  background: var(--as-paper-2);
  color: var(--as-muted);
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.assessment-root .as-plan-pill.is-level {
  border-color: color-mix(in srgb, var(--as-blue) 45%, var(--as-line));
  background: color-mix(in srgb, var(--as-blue) 10%, transparent);
  color: var(--as-blue);
}

.assessment-root .as-plan-pill.is-unknown {
  border-color: color-mix(in srgb, var(--as-seal) 45%, var(--as-line));
  background: color-mix(in srgb, var(--as-seal) 8%, transparent);
  color: var(--as-seal);
}

.assessment-root .as-plan-advice {
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
}

.assessment-root .as-plan-hint {
  margin: 0;
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-plan-hint.is-warn {
  color: var(--as-seal);
}

/* 数值真的变了才闪一下，提示规划已重算 */
.assessment-root .as-plan-stat.is-flash,
.assessment-root .as-plan-stat strong.is-flash {
  animation: as-stat-flash 220ms ease;
}

@keyframes as-stat-flash {
  0% {
    background: rgba(217, 119, 6, 0.28);
    box-shadow: 0 0 0 2px rgba(217, 119, 6, 0.22);
  }
  100% {
    background: transparent;
    box-shadow: 0 0 0 2px transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  .assessment-root .as-plan-stat.is-flash,
  .assessment-root .as-plan-stat strong.is-flash {
    animation: none;
  }

  .assessment-root .as-plan-status.is-busy::before {
    animation: none;
  }
}

/* 手账便签：这本词书对你偏难 */
.assessment-root .as-plan-risk {
  position: relative;
  display: flex;
  gap: 12px;
  margin: 0 0 14px;
  padding: 14px 16px 14px 18px;
  border: 1px solid color-mix(in srgb, var(--as-seal) 40%, var(--as-line));
  border-radius: 4px 14px 4px 14px;
  background: color-mix(in srgb, var(--as-seal) 7%, var(--as-paper));
  box-shadow: 2px 3px 0 color-mix(in srgb, var(--as-line) 55%, transparent);
  transform: rotate(-0.4deg);
}

.assessment-root .as-plan-risk-pin {
  flex: none;
  width: 10px;
  height: 10px;
  margin-top: 5px;
  border-radius: 50%;
  background: var(--as-seal);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--as-seal) 22%, transparent);
}

.assessment-root .as-plan-risk-body {
  flex: 1;
  min-width: 0;
}

.assessment-root .as-plan-risk-title {
  display: block;
  margin-bottom: 4px;
  color: var(--as-seal);
  font-size: 14px;
}

.assessment-root .as-plan-risk-body p {
  margin: 0 0 10px;
  color: var(--as-muted);
  font-size: 12px;
  line-height: 1.7;
}

[data-theme="night"] .assessment-root .as-plan-risk {
  background: color-mix(in srgb, var(--as-seal) 16%, var(--as-paper));
}

.assessment-root .as-sync {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--as-line);
}

.assessment-root .as-sync-inner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-sync-inner > .icon {
  color: var(--as-accent);
}

.assessment-root .as-sync-inner .secondary-btn {
  min-height: 34px;
  padding: 5px 12px;
  font-size: 12px;
}

/* ---------------- 错误 / 加载 / 提示 ---------------- */

.assessment-root .as-error-card {
  max-width: 560px;
  margin: 40px auto;
  padding: 34px 28px;
  text-align: center;
}

.assessment-root .as-error-icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  border: 1px dashed var(--as-seal);
  border-radius: 50%;
  background: color-mix(in srgb, var(--as-seal) 7%, transparent);
  color: var(--as-seal);
}

.assessment-root .as-error-icon .icon {
  width: 26px;
  height: 26px;
}

.assessment-root .as-error-card h1 {
  margin: 0 0 8px;
  font-size: 22px;
}

.assessment-root .as-error-card p {
  margin: 0 0 18px;
  color: var(--as-muted);
  font-size: 13px;
}

.assessment-root .as-error-card .secondary-btn {
  margin-left: 8px;
}

.assessment-root .as-loading-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 34px 40px;
  border: 1px dashed var(--as-line-strong);
  border-radius: 18px;
  background: var(--as-paper-2);
}

.assessment-root .as-loading-card p {
  margin: 0;
  color: var(--as-muted);
  font-size: 13px;
}

.assessment-root .as-inline-error {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
  padding: 10px 14px;
  border: 1px solid var(--error-line);
  border-radius: 12px;
  background: var(--error-bg);
  color: var(--error);
  font-size: 12px;
}

.assessment-root .as-inline-error p {
  flex: 1;
  min-width: 180px;
  margin: 0;
  color: var(--error);
}

.assessment-root .as-inline-error .secondary-btn {
  min-height: 32px;
  padding: 4px 10px;
  font-size: 12px;
}

/* Stage2 抽题停滞（next=null 但仍在 Stage2）时的兜底出口 */
.assessment-root .as-stall-box {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 14px;
  padding: 12px 16px;
  border: 1px dashed var(--as-line-strong);
  border-radius: 12px;
  background: var(--as-paper-2);
}

.assessment-root .as-stall-copy {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-width: 200px;
  gap: 4px;
}

.assessment-root .as-stall-copy strong {
  color: var(--as-ink);
  font-size: 13px;
}

.assessment-root .as-stall-copy span {
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-stall-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.assessment-root .as-stall-actions .primary-btn,
.assessment-root .as-stall-actions .secondary-btn {
  min-height: 34px;
  padding: 6px 14px;
  font-size: 12px;
}

.assessment-root .as-busy-veil {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border-radius: inherit;
  background: color-mix(in srgb, var(--as-paper) 82%, transparent);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.assessment-root .as-busy-veil p {
  margin: 0;
  color: var(--as-muted);
  font-size: 12px;
}

.assessment-root .as-spinner {
  display: inline-block;
  width: 26px;
  height: 26px;
  border: 3px solid var(--as-track);
  border-top-color: var(--as-accent);
  border-radius: 50%;
  animation: as-spin 0.8s linear infinite;
}

/* ---------------- 无障碍 ---------------- */

.as-sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.assessment-root button:focus-visible,
.assessment-root a:focus-visible,
.assessment-root select:focus-visible,
.assessment-root input:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 72%, white);
  outline-offset: 3px;
}

/* ---------------- Toast ---------------- */

.as-toast {
  position: fixed;
  left: 50%;
  bottom: calc(24px + env(safe-area-inset-bottom, 0px));
  z-index: 1200;
  max-width: min(520px, calc(100vw - 32px));
  padding: 11px 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--card-shadow);
  font-size: 13px;
  line-height: 1.5;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 16px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.as-toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ---------------- 动画 ---------------- */

@keyframes as-card-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

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

@keyframes as-pulse {
  0%,
  100% {
    opacity: 0.3;
    transform: scale(1);
  }
  50% {
    opacity: 0.15;
    transform: scale(1.08);
  }
}

@keyframes as-radar-in {
  from {
    opacity: 0;
    transform: scale(0.94);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .assessment-root .as-flash,
  .assessment-root .as-question-card,
  .assessment-root .as-radar-svg,
  .assessment-root .as-audio-rings {
    animation: none !important;
  }

  .assessment-root .as-progress-fill,
  .assessment-root .as-converge-fill,
  .assessment-root .as-theta-track > span,
  .assessment-root .as-bar > span {
    transition: none !important;
  }
}

/* ---------------- 响应式 ---------------- */

@media (max-width: 900px) {
  .assessment-root .as-report-grid {
    grid-template-columns: 1fr;
  }

  .assessment-root .as-note-grid {
    grid-template-columns: 1fr;
  }

  .assessment-root .as-planner-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .assessment-root .as-page {
    padding-bottom: 16px;
  }

  .assessment-root .as-title {
    font-size: 28px;
  }

  .assessment-root .as-ticket {
    grid-template-columns: 1fr;
  }

  .assessment-root .as-ticket-main {
    padding: 30px 20px 22px;
  }

  .assessment-root .as-ticket-facts {
    gap: 14px;
  }

  .assessment-root .as-ticket-facts strong {
    font-size: 20px;
  }

  .assessment-root .as-ticket-stub {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-around;
    padding: 14px 18px;
    border-top: 2px dashed var(--as-line-strong);
    border-left: 0;
  }

  .assessment-root .as-ticket-stub::before,
  .assessment-root .as-ticket-stub::after {
    display: none;
  }

  .assessment-root .as-stub-mark {
    display: none;
  }

  .assessment-root .as-stub-label {
    width: 100%;
  }

  .assessment-root .as-ticket-stub p {
    font-size: 10px;
  }

  .assessment-root .as-stub-code {
    width: 100%;
    text-align: center;
  }

  .assessment-root .as-stagebar {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .assessment-root .as-steps {
    width: 100%;
  }

  .assessment-root .as-step {
    font-size: 11px;
  }

  .assessment-root .as-step-dot {
    width: 22px;
    height: 22px;
  }

  .assessment-root .as-theta {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 14px;
  }

  .assessment-root .as-flash {
    padding: 20px 18px 16px;
  }

  .assessment-root .as-flash-body {
    min-height: 150px;
    padding: 24px 0 20px;
  }

  .assessment-root .as-flash-actions {
    grid-template-columns: 1fr;
  }

  .assessment-root .as-flash-foot {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .assessment-root .as-question-card {
    padding: 18px 16px;
  }

  .assessment-root .as-qcount {
    width: 100%;
    margin-left: 0;
  }

  .assessment-root .as-passage {
    padding: 18px 16px;
  }

  .assessment-root .as-question {
    padding: 15px 14px;
  }

  .assessment-root .as-section-head {
    flex-wrap: wrap;
  }

  .assessment-root .as-word-count {
    width: 100%;
    margin-left: 0;
  }

  .assessment-root .as-report-head {
    align-items: flex-start;
  }

  .assessment-root .as-report-actions {
    width: 100%;
  }

  .assessment-root .as-report-actions .primary-btn,
  .assessment-root .as-report-actions .secondary-btn {
    flex: 1;
  }

  .assessment-root .as-score-card {
    align-items: flex-start;
    gap: 12px;
    padding: 20px 18px;
  }

  .assessment-root .as-seal {
    width: 92px;
    height: 92px;
  }

  .assessment-root .as-seal strong {
    font-size: 26px;
  }

  .assessment-root .as-seal small {
    font-size: 10px;
  }

  .assessment-root .as-seal-caption {
    font-size: 6px;
  }

  .assessment-root .as-vocab {
    font-size: 40px;
  }

  .assessment-root .as-plan-stats {
    grid-template-columns: 1fr 1fr;
  }

  .assessment-root .as-planner {
    padding: 20px 16px;
  }

  .assessment-root .as-plan-actions .primary-btn {
    width: 100%;
  }

  .assessment-root .as-finish-bar {
    padding: 16px;
  }

  .assessment-root .as-finish-bar .primary-btn {
    width: 100%;
  }

  .assessment-root .as-radar-legend {
    grid-template-columns: 1fr;
  }

  .assessment-root .as-error-card {
    margin: 20px auto;
    padding: 26px 20px;
  }

  .assessment-root .as-resume {
    align-items: flex-start;
  }

  .assessment-root .as-resume-actions {
    width: 100%;
  }

  .assessment-root .as-resume-actions .primary-btn,
  .assessment-root .as-resume-actions .secondary-btn {
    flex: 1;
  }
}

@media (max-width: 380px) {
  .assessment-root .as-ticket-facts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .assessment-root .as-score-card {
    flex-direction: column-reverse;
  }

  .assessment-root .as-seal {
    align-self: flex-end;
  }
}

/* ==========================================================
   学习看板顶部横幅（动态注入，不改动 app.html）
   ========================================================== */
.as-study-banner {
  margin: 0 0 16px;
  padding: 14px 16px;
  border: 1px dashed var(--accent);
  border-radius: var(--radius-card, 14px);
  background:
    repeating-linear-gradient(135deg, rgba(216, 102, 43, 0.05) 0 8px, transparent 8px 16px),
    var(--surface-paper, #fdfbf7);
  box-shadow: var(--card-shadow);
}
.as-study-banner-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.as-study-banner-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1 1 260px;
  min-width: 0;
}
.as-study-banner-kicker {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 700;
}
.as-study-banner-copy strong {
  font-size: 16px;
  color: var(--text);
  line-height: 1.4;
}
.as-study-banner-note {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
}
.as-study-banner-btn {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: var(--radius-btn, 10px);
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  transition: transform 0.15s ease, background 0.15s ease;
}
.as-study-banner-btn:hover {
  background: var(--accent-hover, #c0541e);
  transform: translateY(-1px);
}
@media (max-width: 560px) {
  .as-study-banner-btn {
    width: 100%;
  }
}