/* ─────────── Emma & Luna · 苹果风极简 + 年轻奢牌 wordmark ─────────── */

:root {
  /* light theme (default) */
  --bg: #ffffff;
  --bg-elev: #ffffff;            /* card / surface */
  --bg-soft: #fafafa;            /* hilite / input */
  --bg-glass: rgba(255,255,255,.78);
  --ink: #1d1d1f;
  --ink-2: #2c2c2e;
  --ink-3: #515154;
  --ink-4: #86868b;
  --line: #e6e6e6;
  --line-2: #f0f0f0;
  --hilite: #fafafa;
  --rec: #c8102e;                /* 录音红 */
  --rec-soft: #f8e6ea;
  --good: #1f7a4d;
  --warn: #b9772a;
  --shadow-1: 0 1px 2px rgba(0,0,0,.04);
  --shadow-2: 0 6px 28px -14px rgba(0,0,0,.18);
  --shadow-3: 0 18px 60px -28px rgba(0,0,0,.28);
  --select-arrow: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path fill='none' stroke='%23515154' stroke-width='1.4' d='M1 1l4 4 4-4'/></svg>");

  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;

  --ease-spring: cubic-bezier(.34, 1.56, .64, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);

  --font: "Inter", -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  --font-display: "Inter", -apple-system, "SF Pro Display", "PingFang SC", sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", ui-monospace, Consolas, monospace;

  color-scheme: light;
}

/* ─── Dark theme · Apple system colors (#000 / #f5f5f7) ─── */
:root[data-theme="dark"],
:root[data-theme="auto"] {
  --bg: #000000;
  --bg-elev: #161618;            /* card */
  --bg-soft: #1c1c1e;            /* input / hilite */
  --bg-glass: rgba(22,22,24,.72);
  --ink: #f5f5f7;
  --ink-2: #e6e6eb;
  --ink-3: #a1a1a6;
  --ink-4: #6e6e73;
  --line: #2c2c2e;
  --line-2: #1f1f21;
  --hilite: #1c1c1e;
  --rec: #ff453a;                /* iOS dark red */
  --rec-soft: rgba(255,69,58,.14);
  --good: #30d158;
  --warn: #ffd60a;
  --shadow-1: 0 1px 2px rgba(0,0,0,.4);
  --shadow-2: 0 8px 30px -14px rgba(0,0,0,.7);
  --shadow-3: 0 24px 80px -28px rgba(0,0,0,.9);
  --select-arrow: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path fill='none' stroke='%23a1a1a6' stroke-width='1.4' d='M1 1l4 4 4-4'/></svg>");

  color-scheme: dark;
}

/* Only apply auto = dark when system prefers dark */
@media (prefers-color-scheme: light) {
  :root[data-theme="auto"] {
    --bg: #ffffff;
    --bg-elev: #ffffff;
    --bg-soft: #fafafa;
    --bg-glass: rgba(255,255,255,.78);
    --ink: #1d1d1f;
    --ink-2: #2c2c2e;
    --ink-3: #515154;
    --ink-4: #86868b;
    --line: #e6e6e6;
    --line-2: #f0f0f0;
    --hilite: #fafafa;
    --rec: #c8102e;
    --rec-soft: #f8e6ea;
    --good: #1f7a4d;
    --warn: #b9772a;
    --shadow-1: 0 1px 2px rgba(0,0,0,.04);
    --shadow-2: 0 6px 28px -14px rgba(0,0,0,.18);
    --shadow-3: 0 18px 60px -28px rgba(0,0,0,.28);
    --select-arrow: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path fill='none' stroke='%23515154' stroke-width='1.4' d='M1 1l4 4 4-4'/></svg>");

    color-scheme: light;
  }
}

/* Smooth theme transitions on switch */
:root {
  transition: background-color .35s var(--ease-out), color .35s var(--ease-out);
}
body, .nav, .card, .p-question, .p-tbox, .set-card, .set-input, .set-select,
.fb-section, .fb-model, .fb-chip, .fb-gram-item, .mic, .theme-switch {
  transition:
    background-color .35s var(--ease-out),
    color .35s var(--ease-out),
    border-color .35s var(--ease-out),
    box-shadow .35s var(--ease-out);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "cv11", "ss01", "ss03";
  letter-spacing: -0.005em;
}

/* ─────────── Nav ─────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 40px;
  background: var(--bg-glass);
  backdrop-filter: saturate(180%) blur(24px);
  -webkit-backdrop-filter: saturate(180%) blur(24px);
  border-bottom: 1px solid var(--line);
}
.brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}
.nav-right { display: flex; align-items: center; gap: 10px; }
.nav-btn {
  background: transparent; border: 0; cursor: pointer;
  width: 34px; height: 34px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--ink-3);
  transition: background .18s var(--ease-out), color .18s var(--ease-out);
}
.nav-btn:hover { background: var(--line-2); color: var(--ink); }

/* ─── Theme segmented control · iOS-style ─── */
.theme-switch {
  display: inline-flex;
  padding: 3px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  gap: 0;
}
.theme-switch button {
  appearance: none; background: transparent; border: 0; cursor: pointer;
  width: 28px; height: 24px;
  border-radius: 999px;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--ink-4);
  transition: color .2s var(--ease-out), background .25s var(--ease-out);
}
.theme-switch button:hover { color: var(--ink-2); }
.theme-switch button[aria-pressed="true"] {
  background: var(--bg-elev);
  color: var(--ink);
  box-shadow: var(--shadow-1);
}
.theme-switch svg { width: 14px; height: 14px; }

/* ─────────── Hero ─────────── */
.hero {
  text-align: center;
  padding: 110px 24px 56px;
}
.wordmark {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(54px, 10.5vw, 140px);
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin: 0;
  color: var(--ink);
  white-space: nowrap;
}
@media (max-width: 420px) {
  .wordmark { white-space: normal; }
}
.tagline {
  margin-top: 18px;
  font-size: 22px;
  font-weight: 400;
  color: var(--ink-2);
  letter-spacing: -0.01em;
}
.sub {
  margin-top: 8px;
  font-size: 14px;
  color: var(--ink-4);
  letter-spacing: 0.005em;
}

/* ─────────── Grid Cards ─────────── */
.grid {
  max-width: 1100px;
  margin: 30px auto 90px;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; padding: 0 20px; }
}
.card {
  position: relative;
  display: block;
  padding: 32px 30px 28px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--bg-elev);
  color: var(--ink);
  text-decoration: none;
  box-shadow: var(--shadow-1);
  transition: transform .35s var(--ease-spring), border-color .25s var(--ease-out), box-shadow .35s var(--ease-out), background-color .35s var(--ease-out);
  min-height: 220px;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-2);
}
.card-num {
  font-family: var(--font-display);
  font-size: 12px; letter-spacing: 0.18em;
  color: var(--ink-4);
}
.card-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 26px;
  margin: 6px 0 10px;
  letter-spacing: -0.02em;
}
.card-desc {
  font-size: 14.5px;
  color: var(--ink-3);
  margin: 0 0 18px;
  line-height: 1.55;
}
.card-meta {
  font-size: 12px;
  color: var(--ink-4);
  letter-spacing: 0.01em;
}
.card-quiet { background: var(--bg-soft); }

/* ─────────── Footer ─────────── */
.foot {
  text-align: center;
  font-size: 12px;
  color: var(--ink-4);
  padding: 40px 24px 60px;
}

/* ─────────── Practice page ─────────── */
.practice, .settings {
  max-width: 860px;
  margin: 0 auto;
  padding: 40px 32px 120px;
}
.p-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
  margin-bottom: 28px;
}
.p-crumb {
  font-size: 13px; color: var(--ink-3); letter-spacing: 0.01em;
}
.p-crumb a { color: var(--ink-3); text-decoration: none; }
.p-crumb a:hover { color: var(--ink); }
.p-crumb .sep { margin: 0 8px; color: var(--ink-4); }
.p-modulename { color: var(--ink); font-weight: 500; }
.p-controls { display: flex; gap: 8px; align-items: center; }

.p-category {
  appearance: none;
  -webkit-appearance: none;
  font: inherit; font-size: 13px;
  background-color: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 7px 28px 7px 12px;
  color: var(--ink-2);
  cursor: pointer;
  background-image: var(--select-arrow);
  background-repeat: no-repeat;
  background-position: right 10px center;
}

/* Question card */
.p-question {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 26px 28px;
  margin-bottom: 28px;
  background: var(--bg-elev);
  box-shadow: var(--shadow-1);
}
.p-qlabel {
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--ink-4);
  text-transform: uppercase;
}
.p-qtext {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  margin: 8px 0 10px;
  letter-spacing: -0.015em;
  color: var(--ink);
  line-height: 1.4;
}
.p-qhint {
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.55;
  padding-top: 6px;
  border-top: 1px dashed var(--line);
  margin-top: 12px;
}
.p-qhint:empty { display: none; }
.p-qhint .hint-label {
  font-size: 11px; letter-spacing: 0.18em; color: var(--ink-4);
  text-transform: uppercase; margin-right: 8px;
}

/* Record block */
.p-record {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  padding: 30px 0 6px;
}
.mic {
  width: 96px; height: 96px;
  border-radius: 50%;
  background: var(--bg-elev);
  border: 1.5px solid var(--ink);
  color: var(--ink);
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-1);
  transition: transform .25s var(--ease-spring), background .25s var(--ease-out), color .25s, border-color .25s, box-shadow .25s;
}
.mic:hover { transform: scale(1.04); box-shadow: var(--shadow-2); }
.mic.recording {
  background: var(--rec);
  border-color: var(--rec);
  color: white;
  animation: pulse 1.4s ease-out infinite;
}
:root[data-theme="dark"] .mic.recording,
:root[data-theme="auto"] .mic.recording { color: #fff; }
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0   rgba(200, 16, 46, 0.35); }
  100% { box-shadow: 0 0 0 22px rgba(200, 16, 46, 0); }
}
:root[data-theme="dark"] .mic.recording,
:root[data-theme="auto"] .mic.recording {
  animation: pulse-dark 1.4s ease-out infinite;
}
@keyframes pulse-dark {
  0%   { box-shadow: 0 0 0 0   rgba(255, 69, 58, 0.45); }
  100% { box-shadow: 0 0 0 22px rgba(255, 69, 58, 0); }
}
.mic-state {
  font-size: 13px; color: var(--ink-3); margin-top: 4px;
}
.mic.recording + .mic-state { color: var(--rec); font-weight: 500; }
.mic-timer {
  font-family: var(--font-display);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  color: var(--ink-4);
}

/* Transcript */
.p-transcript { margin-top: 28px; }
.p-tlabel {
  display: block;
  font-size: 11px; letter-spacing: 0.22em;
  color: var(--ink-4); text-transform: uppercase;
  margin-bottom: 8px;
}
.p-tbox {
  width: 100%;
  min-height: 160px;
  resize: vertical;
  font: inherit; font-size: 15px; line-height: 1.6;
  color: var(--ink);
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 16px 18px;
  outline: none;
  transition: border-color .2s var(--ease-out), background .25s var(--ease-out), box-shadow .25s var(--ease-out);
}
.p-tbox:focus { border-color: var(--ink-3); background: var(--bg-elev); box-shadow: 0 0 0 4px color-mix(in srgb, var(--ink) 8%, transparent); }
.p-tactions {
  display: flex; justify-content: flex-end; gap: 10px;
  margin-top: 12px;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-ghost {
  font: inherit; font-size: 14px;
  font-weight: 500;
  padding: 10px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  letter-spacing: -0.005em;
  transition: background .15s, color .15s, border-color .15s, transform .12s;
}
.btn-primary {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
.btn-primary:hover { transform: scale(1.02); }
.btn-primary:active { transform: scale(0.98); }
.btn-primary:disabled { background: var(--ink-4); border-color: var(--ink-4); color: var(--bg); cursor: not-allowed; transform: none; }
.btn-secondary {
  background: var(--bg-elev);
  color: var(--ink);
  border-color: var(--line);
}
.btn-secondary:hover { border-color: var(--ink-3); }
.btn-ghost {
  background: transparent;
  color: var(--ink-3);
  border-color: transparent;
}
.btn-ghost:hover { color: var(--ink); background: var(--bg-soft); }

/* Feedback */
.p-feedback {
  margin-top: 36px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--bg-elev);
  box-shadow: var(--shadow-1);
}
.fb-loading {
  padding: 36px; text-align: center;
  color: var(--ink-3); font-size: 14px;
}
.fb-loading .dot {
  display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: var(--ink-3); margin: 0 3px;
  animation: bounce 1.2s infinite;
}
.fb-loading .dot:nth-child(2) { animation-delay: .15s; }
.fb-loading .dot:nth-child(3) { animation-delay: .3s; }
@keyframes bounce { 0%,80%,100% { transform: scale(0.4); opacity: 0.4; } 40% { transform: scale(1); opacity: 1; } }

.fb-error {
  padding: 26px 28px; color: var(--rec); background: var(--rec-soft);
  font-size: 14px; line-height: 1.6;
}
.fb-error strong { display: block; margin-bottom: 4px; }

.fb-section { padding: 22px 28px; border-top: 1px solid var(--line); }
.fb-section:first-child { border-top: 0; }
.fb-stitle {
  font-size: 11px; letter-spacing: 0.22em; color: var(--ink-4);
  text-transform: uppercase; margin-bottom: 12px;
}

/* Score */
.fb-score-head {
  display: flex; align-items: baseline; gap: 12px;
  margin-bottom: 18px;
}
.fb-score-num {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 68px;
  letter-spacing: -0.04em;
  color: var(--ink);
  line-height: 1;
}
.fb-score-suffix { font-size: 18px; color: var(--ink-4); }
.fb-score-tag {
  margin-left: auto;
  font-size: 12px;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  letter-spacing: 0.02em;
}
.fb-score-tag.tag-good { background: var(--good); color: #fff; }
.fb-score-tag.tag-warn { background: var(--warn); color: #fff; }
.fb-score-tag.tag-poor { background: var(--rec); color: #fff; }

.fb-dims { display: grid; grid-template-columns: 1fr; gap: 10px; }
.fb-dim {
  display: grid; grid-template-columns: 160px 1fr 48px;
  align-items: center; gap: 14px;
  font-size: 13.5px;
}
.fb-dim-label { color: var(--ink-2); }
.fb-dim-bar {
  height: 6px; background: var(--line-2); border-radius: 3px; overflow: hidden;
}
.fb-dim-bar-fill {
  height: 100%; background: var(--ink); border-radius: 3px;
  transition: width .4s ease;
}
.fb-dim-val {
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--ink-3);
  font-size: 13px;
}
.fb-dim-comment {
  grid-column: 1 / -1;
  font-size: 13px; color: var(--ink-3);
  margin-top: 2px; margin-left: 0;
}

/* Lists */
.fb-list { margin: 0; padding: 0; list-style: none; }
.fb-list li {
  padding: 8px 0 8px 22px;
  position: relative;
  font-size: 14px; color: var(--ink-2); line-height: 1.6;
  border-top: 1px solid var(--line-2);
}
.fb-list li:first-child { border-top: 0; }
.fb-list li::before {
  content: ""; position: absolute; left: 4px; top: 16px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--ink);
}
.fb-list.fb-list-good li::before { background: var(--good); }
.fb-list.fb-list-warn li::before { background: var(--warn); }

/* Model answer */
.fb-model {
  background: var(--bg-soft);
  border-radius: var(--r-sm);
  padding: 16px 18px;
  font-size: 14.5px; line-height: 1.7;
  color: var(--ink-2);
  white-space: pre-wrap;
}

/* Grammar corrections */
.fb-gram { display: grid; gap: 12px; }
.fb-gram-item {
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 12px 14px;
  font-size: 13.5px;
  background: var(--bg-elev);
}
.fb-gram-line { display: flex; gap: 8px; align-items: baseline; }
.fb-gram-tag {
  font-size: 10px; letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 2px 7px; border-radius: 4px;
  background: var(--line-2);
  color: var(--ink-3);
  flex-shrink: 0;
}
.fb-gram-line.orig .fb-gram-tag { background: var(--rec-soft); color: var(--rec); }
.fb-gram-line.fix  .fb-gram-tag { background: color-mix(in srgb, var(--good) 14%, transparent); color: var(--good); }
.fb-gram-orig { color: var(--ink-3); text-decoration: line-through wavy var(--rec); }
.fb-gram-fix  { color: var(--ink); }
.fb-gram-reason { font-size: 12.5px; color: var(--ink-4); margin-top: 6px; padding-left: 4px; }

/* Phrases / vocab */
.fb-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.fb-chip {
  font-size: 13px;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--ink-2);
}

/* ─────────── Settings ─────────── */
.set-card {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 24px 26px;
  margin-bottom: 16px;
  background: var(--bg-elev);
  box-shadow: var(--shadow-1);
}
.set-card h3 {
  font-family: var(--font-display);
  font-size: 17px; font-weight: 500;
  margin: 0 0 6px; letter-spacing: -0.01em;
}
.set-desc { font-size: 13px; color: var(--ink-3); margin: 0 0 14px; line-height: 1.55; }
.set-input, .set-select {
  width: 100%;
  font: inherit; font-size: 14px;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--bg-soft);
  outline: none;
  color: var(--ink);
  transition: border-color .2s var(--ease-out), background .25s var(--ease-out), box-shadow .25s var(--ease-out);
}
.set-input:focus, .set-select:focus { border-color: var(--ink-3); background: var(--bg-elev); box-shadow: 0 0 0 4px color-mix(in srgb, var(--ink) 8%, transparent); }
.set-select {
  appearance: none; -webkit-appearance: none;
  background-image: var(--select-arrow);
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}
.set-row {
  margin-top: 12px;
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
}
.set-status { font-size: 13px; color: var(--ink-3); }
.set-status.ok { color: var(--good); }
.set-status.err { color: var(--rec); }
.set-danger { background: var(--bg-soft); }
.mono { font-family: var(--font-mono); font-size: 0.92em; color: var(--ink-2); }

/* ─────────── Toast ─────────── */
.toast {
  position: fixed;
  left: 50%; bottom: 28px;
  transform: translateX(-50%) translateY(12px);
  z-index: 100;
  padding: 11px 20px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  font-size: 13.5px; font-weight: 500;
  box-shadow: var(--shadow-2);
  opacity: 0; pointer-events: none;
  transition: opacity .25s var(--ease-out), transform .35s var(--ease-spring);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.warn { background: var(--warn); color: #fff; }

/* ─────────── Capability banner ─────────── */
.p-banner {
  margin-bottom: 20px;
  padding: 12px 16px;
  border-radius: var(--r-sm);
  background: var(--rec-soft);
  border: 1px solid color-mix(in srgb, var(--rec) 24%, transparent);
  color: var(--ink-2);
  font-size: 13px; line-height: 1.55;
}
.p-banner strong { color: var(--ink); }

/* hint note (translate) — 用主题变量替代写死颜色 */
.hint-note { margin-top: 10px; font-size: 12px; color: var(--ink-4); }

/* ─────────── Mic level meter ─────────── */
.mic-level {
  display: flex; align-items: center; justify-content: center;
  gap: 2px; height: 30px; margin-top: 2px;
}
.mic-level span {
  width: 3px; height: 100%;
  border-radius: 2px;
  background: var(--rec);
  transform: scaleY(0.1);
  transform-origin: center;
  transition: transform .07s linear;
}

/* ─────────── Timer target track ─────────── */
.timer-track {
  position: relative;
  width: 240px; max-width: 80%;
  height: 6px; margin-top: 6px;
  background: var(--line-2);
  border-radius: 3px; overflow: hidden;
}
.timer-band {
  position: absolute; top: 0; bottom: 0;
  background: color-mix(in srgb, var(--good) 22%, transparent);
}
.timer-fill {
  position: absolute; top: 0; left: 0; bottom: 0;
  width: 0%;
  background: var(--ink-4);
  border-radius: 3px;
  transition: width .2s linear, background .3s var(--ease-out);
}
.timer-track.in .timer-fill { background: var(--good); }
.timer-track.over .timer-fill { background: var(--warn); }
.timer-hint { font-size: 11.5px; color: var(--ink-4); margin-top: 6px; }
.timer-track.in ~ .timer-hint { color: var(--good); }

/* ─────────── Feedback loading (spinner + elapsed) ─────────── */
.fb-loading { padding: 40px; text-align: center; }
.fb-loading-spin {
  width: 26px; height: 26px; margin: 0 auto 14px;
  border: 2.5px solid var(--line);
  border-top-color: var(--ink);
  border-radius: 50%;
  animation: fb-spin .8s linear infinite;
}
@keyframes fb-spin { to { transform: rotate(360deg); } }
.fb-loading-text { font-size: 14px; color: var(--ink-2); }
.fb-loading-sub { font-size: 12px; color: var(--ink-4); margin-top: 6px; }

/* Pinned score section */
.fb-pin {
  position: sticky; top: 62px; z-index: 5;
  background: var(--bg-glass);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}
.fb-score-head { margin-bottom: 16px; }

.fb-stitle-hint, .prog-sub, .prog-cat-n {
  font-size: 11px; letter-spacing: 0; text-transform: none;
  color: var(--ink-4); margin-left: 8px; font-weight: 400;
}

/* Action mini-buttons (TTS / copy) */
.fb-actions { display: flex; gap: 8px; margin-bottom: 10px; }
.fb-mini {
  font: inherit; font-size: 12.5px; font-weight: 500;
  padding: 5px 12px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--bg-soft);
  color: var(--ink-2); cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
}
.fb-mini:hover { border-color: var(--ink-3); color: var(--ink); }

/* Collapsible sections */
.fb-collapse { padding: 0; }
.fb-collapse > summary {
  list-style: none; cursor: pointer;
  padding: 20px 28px;
  display: flex; align-items: center; justify-content: space-between;
}
.fb-collapse > summary::-webkit-details-marker { display: none; }
.fb-collapse > summary .fb-stitle { margin-bottom: 0; }
.fb-chevron {
  width: 8px; height: 8px;
  border-right: 1.6px solid var(--ink-4);
  border-bottom: 1.6px solid var(--ink-4);
  transform: rotate(45deg);
  transition: transform .2s var(--ease-out);
}
.fb-collapse[open] > summary .fb-chevron { transform: rotate(-135deg); }
.fb-collapse-body { padding: 0 28px 22px; }

/* Chip as button (savable phrase) */
.fb-chip {
  font: inherit; cursor: pointer;
  display: inline-flex; align-items: center; gap: 5px;
  transition: border-color .15s, background .15s, color .15s;
}
button.fb-chip:hover { border-color: var(--ink-3); color: var(--ink); }
.fb-chip-plus { font-weight: 600; color: var(--ink-4); }
.fb-chip.saved { border-color: var(--good); color: var(--good); }
.fb-chip.saved .fb-chip-plus { color: var(--good); }

/* Usage / cost meta */
.fb-meta {
  font-size: 12px; color: var(--ink-4);
  font-variant-numeric: tabular-nums;
}

/* ─────────── Progress dashboard ─────────── */
.prog-stats {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px;
  margin-bottom: 20px;
}
@media (max-width: 640px) { .prog-stats { grid-template-columns: repeat(2, 1fr); } }
.prog-stat {
  border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 16px 14px; text-align: center; background: var(--bg-elev);
  box-shadow: var(--shadow-1);
}
.prog-stat-v {
  font-family: var(--font-display); font-weight: 300;
  font-size: 30px; letter-spacing: -0.03em; color: var(--ink);
  font-variant-numeric: tabular-nums; line-height: 1.1;
}
.prog-stat-l { font-size: 11.5px; color: var(--ink-4); margin-top: 4px; }
.prog-spark { width: 100%; height: auto; display: block; }
.prog-list { display: grid; gap: 2px; }
.prog-row {
  display: grid; grid-template-columns: 48px 1fr auto auto;
  align-items: center; gap: 12px;
  padding: 10px 0; border-top: 1px solid var(--line-2);
  font-size: 13.5px;
}
.prog-row:first-child { border-top: 0; }
.prog-row-date { color: var(--ink-4); font-variant-numeric: tabular-nums; }
.prog-row-cat { color: var(--ink-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.prog-row-tag {
  font-size: 11px; padding: 2px 9px; border-radius: 999px;
  background: var(--bg-soft); color: var(--ink-3);
}
.prog-row-tag.tag-good { background: color-mix(in srgb, var(--good) 14%, transparent); color: var(--good); }
.prog-row-tag.tag-warn { background: color-mix(in srgb, var(--warn) 16%, transparent); color: var(--warn); }
.prog-row-tag.tag-poor { background: var(--rec-soft); color: var(--rec); }
.prog-row-score {
  font-family: var(--font-display); font-weight: 500; font-size: 16px;
  color: var(--ink); font-variant-numeric: tabular-nums; min-width: 28px; text-align: right;
}
.prog-phrase { position: relative; padding-right: 8px; }
.prog-phrase-x {
  border: 0; background: transparent; cursor: pointer;
  color: var(--ink-4); font-size: 15px; line-height: 1; padding: 0 2px;
}
.prog-phrase-x:hover { color: var(--rec); }
.prog-empty { text-align: center; padding: 60px 24px; }
.prog-empty p { color: var(--ink-2); font-size: 15px; margin: 0 0 6px; }
.prog-empty-sub { color: var(--ink-4) !important; font-size: 13px !important; margin-bottom: 22px !important; }

/* ─────────── Same-question delta ─────────── */
.fb-delta {
  display: inline-block;
  margin: 4px 0 12px;
  font-size: 12.5px;
  padding: 4px 12px; border-radius: 999px;
  background: var(--bg-soft); color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}
.fb-delta.up { background: color-mix(in srgb, var(--good) 14%, transparent); color: var(--good); }
.fb-delta.down { background: var(--rec-soft); color: var(--rec); }
.fb-pin-actions { margin-bottom: 14px; }
.fb-mini.saved { border-color: var(--good); color: var(--good); }
.fb-mini:disabled { cursor: default; opacity: .85; }

/* ─────────── Follow-ups ─────────── */
.fb-fu-list { display: grid; gap: 8px; }
.fb-fu {
  font: inherit; text-align: left; cursor: pointer;
  display: flex; gap: 10px; align-items: flex-start;
  padding: 12px 14px; border-radius: var(--r-sm);
  border: 1px solid var(--line); background: var(--bg-soft);
  color: var(--ink-2); font-size: 14px; line-height: 1.5;
  transition: border-color .15s, background .15s, transform .12s;
}
.fb-fu:hover { border-color: var(--ink-3); color: var(--ink); transform: translateX(2px); }
.fb-fu-arrow { color: var(--ink-4); font-weight: 600; flex-shrink: 0; }

/* ─────────── Story bank ─────────── */
.story-list { display: grid; gap: 8px; }
.story-item {
  border: 1px solid var(--line); border-radius: var(--r-sm);
  background: var(--bg-soft); overflow: hidden;
}
.story-item > summary {
  list-style: none; cursor: pointer;
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px;
}
.story-item > summary::-webkit-details-marker { display: none; }
.story-score {
  font-family: var(--font-display); font-weight: 600; font-size: 15px;
  min-width: 34px; height: 28px; border-radius: 6px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--ink); color: var(--bg);
  font-variant-numeric: tabular-nums; flex-shrink: 0;
}
.story-score.tag-good { background: var(--good); color: #fff; }
.story-score.tag-warn { background: var(--warn); color: #fff; }
.story-score.tag-poor { background: var(--rec); color: #fff; }
.story-q {
  flex: 1; font-size: 13.5px; color: var(--ink-2); line-height: 1.45;
  overflow: hidden; text-overflow: ellipsis; display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical;
}
.story-x {
  border: 0; background: transparent; cursor: pointer;
  color: var(--ink-4); font-size: 18px; line-height: 1; padding: 0 4px; flex-shrink: 0;
}
.story-x:hover { color: var(--rec); }
.story-body { padding: 0 14px 16px; }
.story-meta { font-size: 11.5px; color: var(--ink-4); margin-bottom: 12px; }
.story-label {
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-4); margin: 14px 0 6px;
}
.story-actions { margin-top: 12px; }

/* ─────────── 30-Day Plan ─────────── */
.plan-wrap { max-width: 920px; margin: 0 auto; padding: 40px 32px 120px; }

.plan-hero { text-align: center; margin-bottom: 30px; }
.plan-title {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(30px, 5vw, 46px); letter-spacing: -0.03em; margin: 0;
}
.plan-sub { color: var(--ink-3); font-size: 15px; margin: 8px 0 0; }
.plan-intro { margin-top: 18px; text-align: left; max-width: 680px; margin-left: auto; margin-right: auto; }
.plan-intro p { font-size: 13.5px; color: var(--ink-3); margin: 4px 0; line-height: 1.6; }

.plan-overall { margin: 18px 0 26px; }
.plan-overall-bar { height: 8px; background: var(--line-2); border-radius: 4px; overflow: hidden; }
.plan-overall-bar > div { height: 100%; background: var(--ink); border-radius: 4px; transition: width .4s var(--ease-out); }
.plan-overall-label { font-size: 12px; color: var(--ink-4); margin-top: 7px; font-variant-numeric: tabular-nums; }

.plan-week {
  grid-column: 1 / -1;
  font-size: 12px; letter-spacing: 0.04em; color: var(--ink-3);
  font-weight: 500; margin: 14px 4px 2px; padding-top: 10px;
  border-top: 1px solid var(--line-2);
}
.plan-week:first-child { border-top: 0; padding-top: 0; }
.plan-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 720px) { .plan-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 460px) { .plan-grid { grid-template-columns: 1fr; } }
.plan-daycard {
  display: block; text-decoration: none; color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 14px 16px; background: var(--bg-elev); box-shadow: var(--shadow-1);
  transition: transform .25s var(--ease-spring), border-color .2s, box-shadow .3s;
}
.plan-daycard:hover { transform: translateY(-2px); box-shadow: var(--shadow-2); }
.plan-daycard.done { border-color: color-mix(in srgb, var(--good) 45%, var(--line)); }
.plan-daycard-n {
  font-family: var(--font-display); font-weight: 600; font-size: 13px;
  letter-spacing: 0.02em; color: var(--ink-3); display: flex; align-items: center; gap: 6px;
}
.plan-check { color: var(--good); font-weight: 700; }
.plan-daycard-t {
  font-size: 13px; color: var(--ink-2); margin: 6px 0 10px; line-height: 1.4;
  min-height: 36px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.plan-daycard-bar { height: 4px; background: var(--line-2); border-radius: 2px; overflow: hidden; }
.plan-daycard-bar > div { height: 100%; background: var(--ink-3); border-radius: 2px; }
.plan-daycard.done .plan-daycard-bar > div { background: var(--good); }
.plan-daycard-meta { font-size: 11px; color: var(--ink-4); margin-top: 6px; font-variant-numeric: tabular-nums; }

/* Appendices on plan home */
.plan-apx-wrap { margin-top: 32px; }
.plan-apx-title {
  font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--ink-4); margin-bottom: 10px;
}
.plan-apx { border: 1px solid var(--line); border-radius: var(--r-sm); margin-bottom: 8px; background: var(--bg-elev); }
.plan-apx > summary {
  list-style: none; cursor: pointer; padding: 14px 18px;
  font-family: var(--font-display); font-weight: 500; font-size: 15px;
}
.plan-apx > summary::-webkit-details-marker { display: none; }
.plan-apx-body { padding: 0 18px 16px; }

/* Day view */
.plan-dayhead { margin-bottom: 24px; }
.plan-week-tag { font-size: 12px; color: var(--ink-4); margin-bottom: 6px; }
.plan-daytitle {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(22px, 3.5vw, 30px); letter-spacing: -0.02em; margin: 0 0 14px;
}
.plan-p { font-size: 14.5px; color: var(--ink-2); line-height: 1.65; margin: 10px 0; }
.plan-p.task { font-weight: 500; color: var(--ink); }
.plan-p.method { color: var(--ink-3); font-size: 13.5px; }
.plan-p.bullet { padding-left: 6px; }
.plan-h2 {
  font-family: var(--font-display); font-weight: 500; font-size: 17px;
  letter-spacing: -0.01em; margin: 28px 0 12px; color: var(--ink);
}

/* Callout boxes */
.plan-box { border-radius: var(--r-md); padding: 16px 18px; margin: 16px 0; border: 1px solid var(--line); }
.plan-box-tag {
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  font-weight: 600; margin-bottom: 8px;
}
.plan-box-text { font-size: 13.5px; line-height: 1.7; color: var(--ink-2); white-space: pre-line; }
.plan-box.warmup { background: color-mix(in srgb, var(--good) 8%, var(--bg-elev)); border-color: color-mix(in srgb, var(--good) 30%, transparent); }
.plan-box.warmup .plan-box-tag { color: var(--good); }
.plan-box.mono { background: color-mix(in srgb, #8b5cf6 9%, var(--bg-elev)); border-color: color-mix(in srgb, #8b5cf6 32%, transparent); }
.plan-box.mono .plan-box-tag { color: #8b5cf6; }
.plan-box.info { background: var(--bg-soft); }

/* Mono recorder inside box */
.plan-rec { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 18px 0 4px; }
.plan-box .p-tbox { margin-top: 8px; min-height: 110px; }
.plan-box .p-tactions { margin-top: 10px; }
.plan-box .p-feedback { margin-top: 18px; }

/* Practice items */
.plan-items { margin: 12px 0 18px; border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; }
.plan-items-head { display: flex; justify-content: flex-end; padding: 8px 12px; border-bottom: 1px solid var(--line-2); background: var(--bg-soft); }
.plan-revealall {
  font: inherit; font-size: 12px; cursor: pointer;
  background: transparent; border: 1px solid var(--line); border-radius: 999px;
  padding: 4px 12px; color: var(--ink-3); transition: border-color .15s, color .15s;
}
.plan-revealall:hover { border-color: var(--ink-3); color: var(--ink); }
.plan-item {
  display: grid; grid-template-columns: 1fr 1fr auto; gap: 14px; align-items: center;
  padding: 11px 14px; border-top: 1px solid var(--line-2); font-size: 14px;
}
.plan-item:first-of-type { border-top: 0; }
.plan-item.ok { background: color-mix(in srgb, var(--good) 6%, transparent); }
.plan-item.bad { background: color-mix(in srgb, var(--rec) 6%, transparent); }
.plan-cn { color: var(--ink); line-height: 1.5; }
.plan-ans {
  color: var(--ink-2); line-height: 1.5; cursor: pointer; user-select: none;
  transition: filter .2s var(--ease-out), color .2s;
}
.plan-ans.blurred { filter: blur(5px); color: var(--ink-3); }
.plan-marks { display: flex; gap: 4px; }
.plan-mark {
  width: 28px; height: 28px; border-radius: 7px; cursor: pointer;
  border: 1px solid var(--line); background: var(--bg-elev); color: var(--ink-4);
  font-size: 14px; line-height: 1; transition: all .15s;
}
.plan-mark.v.on { background: var(--good); border-color: var(--good); color: #fff; }
.plan-mark.x.on { background: var(--rec); border-color: var(--rec); color: #fff; }
@media (max-width: 560px) {
  .plan-item { grid-template-columns: 1fr auto; }
  .plan-ans { grid-column: 1 / 2; grid-row: 2; }
}

/* Write-your-answer button + panel */
.plan-write {
  width: 28px; height: 28px; border-radius: 7px; cursor: pointer;
  border: 1px solid var(--line); background: var(--bg-elev); color: var(--ink-4);
  font-size: 13px; line-height: 1; transition: all .15s;
}
.plan-write:hover { border-color: var(--ink-3); color: var(--ink); }
.plan-write.has-answer { border-color: var(--ink); color: var(--ink); }
.plan-answer-panel {
  padding: 12px 14px 16px; border-top: 1px dashed var(--line);
  background: color-mix(in srgb, var(--ink) 3%, transparent);
}
.plan-myanswer {
  width: 100%; min-height: 64px; resize: vertical;
  font: inherit; font-size: 14px; line-height: 1.5;
  color: var(--ink); background: var(--bg-elev);
  border: 1px solid var(--line); border-radius: var(--r-sm);
  padding: 10px 12px; outline: none;
  transition: border-color .2s var(--ease-out), box-shadow .2s var(--ease-out);
}
.plan-myanswer:focus { border-color: var(--ink-3); box-shadow: 0 0 0 3px color-mix(in srgb, var(--ink) 8%, transparent); }
.plan-answer-actions { display: flex; align-items: center; gap: 12px; margin-top: 10px; }
.plan-answer-actions .btn-secondary { padding: 7px 16px; font-size: 13px; }
.plan-answer-hint { font-size: 11.5px; color: var(--ink-4); }
.plan-answer-result { margin-top: 12px; }
.plan-checking { font-size: 13px; color: var(--ink-4); }
.plan-check-err { font-size: 13px; color: var(--rec); }
.plan-res {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px;
  padding: 12px 14px; border-radius: var(--r-sm);
  border: 1px solid var(--line); background: var(--bg-elev); font-size: 13.5px;
}
.plan-res.ok { border-color: color-mix(in srgb, var(--good) 40%, transparent); background: color-mix(in srgb, var(--good) 7%, var(--bg-elev)); }
.plan-res.bad { border-color: color-mix(in srgb, var(--rec) 36%, transparent); background: color-mix(in srgb, var(--rec) 6%, var(--bg-elev)); }
.plan-res-score {
  font-family: var(--font-display); font-weight: 600; font-size: 18px;
  font-variant-numeric: tabular-nums; color: var(--ink);
}
.plan-res-verdict {
  font-size: 12px; padding: 2px 9px; border-radius: 999px;
  background: var(--bg-soft); color: var(--ink-3); font-weight: 500;
}
.plan-res.ok .plan-res-verdict { background: var(--good); color: #fff; }
.plan-res.bad .plan-res-verdict { background: var(--rec); color: #fff; }
.plan-res-comment { color: var(--ink-2); line-height: 1.5; flex: 1 1 200px; }
.plan-res-better {
  flex-basis: 100%; margin-top: 4px; padding-top: 8px;
  border-top: 1px solid var(--line-2); color: var(--ink); font-size: 13.5px;
}
.plan-res-better-tag {
  font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--good); margin-right: 8px;
}

/* 导出 PDF 报告（屏幕隐藏，打印时显示） */
.print-area { display: none; }
.day-sum-btns { display: flex; gap: 8px; align-items: center; }
.day-sum-btns .btn-secondary, .day-sum-btns .btn-primary { padding: 8px 16px; font-size: 13px; }

@media print {
  body { background: #fff !important; }
  body > *:not(#printArea) { display: none !important; }
  #printArea { display: block !important; }
  @page { margin: 18mm 16mm; }
}
.pr {
  color: #1a1a1a; font-family: "Inter", -apple-system, "PingFang SC", sans-serif;
  font-size: 13px; line-height: 1.7; max-width: 760px; margin: 0 auto;
}
.pr-top { display: flex; justify-content: space-between; align-items: baseline; border-bottom: 2px solid #1a1a1a; padding-bottom: 8px; }
.pr-brand { font-weight: 600; font-size: 14px; letter-spacing: 0.02em; }
.pr-date { font-size: 12px; color: #666; }
.pr h1 { font-size: 20px; font-weight: 600; margin: 18px 0 14px; letter-spacing: -0.01em; }
.pr h2 { font-size: 14px; font-weight: 600; margin: 20px 0 8px; color: #1a1a1a; border-left: 3px solid #1a1a1a; padding-left: 8px; }
.pr-overview { background: #f4f4f5; border-radius: 6px; padding: 12px 14px; margin: 8px 0 4px; }
.pr ul { margin: 6px 0; padding-left: 20px; }
.pr li { margin: 4px 0; }
.pr-err { border: 1px solid #e2e2e4; border-radius: 6px; padding: 10px 12px; margin: 8px 0; page-break-inside: avoid; }
.pr-err-h { margin-bottom: 6px; }
.pr-type { display: inline-block; background: #fbe6e8; color: #b00020; font-weight: 600; font-size: 12px; padding: 1px 8px; border-radius: 999px; margin-right: 8px; }
.pr-ex { font-family: "SF Mono", Consolas, monospace; font-size: 12px; background: #f7f7f8; border: 1px solid #ececef; border-radius: 5px; padding: 7px 9px; margin: 6px 0; }
.pr-fix { color: #1f7a4d; font-size: 12.5px; }
.pr-foot { margin-top: 26px; padding-top: 10px; border-top: 1px solid #ddd; font-size: 11px; color: #999; text-align: center; }

/* 今日复盘 · AI 总结 */
.day-sum-card {
  margin-top: 30px; padding: 22px 24px;
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--bg-elev); box-shadow: var(--shadow-1);
}
.day-sum-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.day-sum-head h3 { font-family: var(--font-display); font-size: 17px; font-weight: 500; margin: 0; }
.day-sum-head .btn-primary { padding: 8px 18px; font-size: 13px; }
.day-sum-result { margin-top: 16px; }
.day-sum-overview {
  font-size: 14.5px; color: var(--ink); line-height: 1.6;
  padding: 12px 14px; border-radius: var(--r-sm);
  background: var(--bg-soft); margin-bottom: 18px;
}
.day-sum-block { margin-bottom: 18px; }
.day-sum-block:last-child { margin-bottom: 0; }
.day-sum-errs { display: grid; gap: 10px; }
.day-sum-err {
  border: 1px solid var(--line); border-radius: var(--r-sm);
  padding: 12px 14px; background: var(--bg-soft);
}
.day-sum-err-top { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.day-sum-type {
  font-size: 12px; font-weight: 600; padding: 2px 10px; border-radius: 999px;
  background: var(--rec-soft); color: var(--rec); flex-shrink: 0;
}
.day-sum-explain { font-size: 13.5px; color: var(--ink-2); line-height: 1.5; }
.day-sum-ex {
  font-size: 13px; color: var(--ink-2); margin-top: 8px;
  padding: 8px 10px; border-radius: 6px; background: var(--bg-elev);
  border: 1px solid var(--line-2); font-family: var(--font-mono); line-height: 1.5;
}
.day-sum-fix { font-size: 13px; color: var(--good); margin-top: 8px; }

/* Resume → BQ 故事素材 */
.rs-head { font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-4); margin: 22px 0 10px; }
.rs-card {
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--bg-elev); margin-bottom: 10px; box-shadow: var(--shadow-1); overflow: hidden;
}
.rs-card > summary {
  list-style: none; cursor: pointer; padding: 16px 18px;
  display: flex; align-items: flex-start; gap: 12px;
}
.rs-card > summary::-webkit-details-marker { display: none; }
.rs-sum { flex: 1; }
.rs-theme { font-size: 12px; color: var(--ink-4); margin-bottom: 4px; }
.rs-title { font-family: var(--font-display); font-weight: 500; font-size: 16px; color: var(--ink); letter-spacing: -0.01em; }
.rs-covers { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.rs-tag {
  font-size: 11px; padding: 2px 9px; border-radius: 999px;
  background: var(--bg-soft); color: var(--ink-3); border: 1px solid var(--line);
}
.rs-x {
  border: 0; background: transparent; cursor: pointer; flex-shrink: 0;
  color: var(--ink-4); font-size: 18px; line-height: 1; padding: 0 4px;
}
.rs-x:hover { color: var(--rec); }
.rs-body { padding: 0 18px 18px; }
.rs-note {
  font-size: 13px; color: var(--ink-3); line-height: 1.55;
  padding: 10px 12px; border-radius: var(--r-sm); background: var(--bg-soft); margin-bottom: 14px;
}
.rs-star { margin-bottom: 12px; }
.rs-star-label {
  font-size: 11px; letter-spacing: 0.12em; font-weight: 600; color: var(--ink-3); margin-bottom: 4px;
}
.rs-star-text { font-size: 14px; color: var(--ink-2); line-height: 1.65; }
.rs-label { font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-4); margin: 14px 0 8px; }
.rs-actions { margin-top: 14px; }

/* 晨间热身 · 英→英触发作答 */
.plan-warm-practice {
  margin-top: 14px; padding-top: 14px;
  border-top: 1px dashed color-mix(in srgb, var(--good) 30%, transparent);
}
.plan-warm-label {
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--good); font-weight: 600; margin-bottom: 8px;
}
.plan-warm-answer {
  width: 100%; min-height: 64px; resize: vertical;
  font: inherit; font-size: 14px; line-height: 1.5;
  color: var(--ink); background: var(--bg-elev);
  border: 1px solid var(--line); border-radius: var(--r-sm);
  padding: 10px 12px; outline: none;
  transition: border-color .2s var(--ease-out), box-shadow .2s var(--ease-out);
}
.plan-warm-answer:focus { border-color: var(--good); box-shadow: 0 0 0 3px color-mix(in srgb, var(--good) 14%, transparent); }
.plan-warm-btn { padding: 8px 18px; font-size: 13px; }
.plan-warm-result { margin-top: 16px; }

/* 多次作答记录 */
.plan-attempts { margin-top: 14px; }
.plan-attempts:empty { display: none; }
.plan-attempts-title {
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-4); margin-bottom: 8px;
}
.plan-attempt {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 10px; border-radius: var(--r-sm);
  border: 1px solid var(--line-2); background: var(--bg-elev);
  font-size: 13px; margin-bottom: 5px;
}
.plan-attempt.ok { border-color: color-mix(in srgb, var(--good) 30%, transparent); }
.plan-attempt.bad { border-color: color-mix(in srgb, var(--rec) 28%, transparent); }
.plan-attempt-n { color: var(--ink-4); font-variant-numeric: tabular-nums; flex-shrink: 0; }
.plan-attempt-score {
  font-family: var(--font-display); font-weight: 600;
  font-variant-numeric: tabular-nums; color: var(--ink); flex-shrink: 0; min-width: 24px;
}
.plan-attempt.ok .plan-attempt-score { color: var(--good); }
.plan-attempt.bad .plan-attempt-score { color: var(--rec); }
.plan-attempt-mine { color: var(--ink-2); line-height: 1.4; }

/* Generic tables in plan (free-talk templates / appendix) */
.plan-table-wrap { overflow-x: auto; margin: 12px 0 18px; }
.plan-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.plan-table th, .plan-table td {
  border: 1px solid var(--line); padding: 8px 12px; text-align: left;
  vertical-align: top; line-height: 1.5; white-space: pre-line;
}
.plan-table th { background: var(--bg-soft); color: var(--ink-3); font-weight: 500; }
.plan-table td { color: var(--ink-2); }

/* ─────────── Utility ─────────── */
[hidden] { display: none !important; }
::selection { background: var(--ink); color: var(--bg); }

/* Respect reduced-motion users */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}