@import url('/fonts.css');
:root { color-scheme: light; --ink:#253f38; --muted:#7a8275; --green:#2c6b5c; --green-dark:#205347; --cream:#faf8f1; --line:#e7e8dd; --coral:#d36d50; --radius:24px; font-family:'Microsoft YaHei','PingFang SC',system-ui,sans-serif; }
* { box-sizing:border-box; } body { margin:0; background:var(--cream); color:var(--ink); font-size:15px; line-height:1.65; } button,input,select,textarea { font:inherit; } button,a,label,input,select,textarea { -webkit-tap-highlight-color:transparent; } button { cursor:pointer; } button:disabled { opacity:.5; cursor:not-allowed; } button,a,input,select,textarea { outline-offset:4px; } :focus-visible { outline:3px solid #edb24a; } button { color:inherit; } a { color:var(--green); text-decoration:none; } .app-shell { display:flex; min-height:100dvh; } .sidebar { width:244px; padding:36px 22px 24px; border-right:1px solid var(--line); display:flex; flex-direction:column; background:#f2f4eb; flex-shrink:0; } .brand { display:flex; align-items:center; gap:11px; color:var(--ink); margin-bottom:46px; } .brand>span { font-size:19px; font-weight:750; letter-spacing:-.7px; } .brand small { display:block; font-size:10px; font-weight:400; color:var(--muted); letter-spacing:1px; margin-top:2px; } nav { display:grid; gap:9px; } .nav-button { border:0; background:transparent; min-height:52px; text-align:left; padding:11px 15px; border-radius:14px; display:flex; align-items:center; gap:13px; font-size:15px; color:#78816f; } .nav-button>span:first-child { font-size:23px; width:24px; line-height:1; } .nav-button.active { background:var(--green); color:white; box-shadow:0 5px 12px #2c6b5c12; } .nav-badge { margin-left:auto; font-size:11px; background:#e8ecdf; border-radius:8px; padding:0 7px; color:#63705f; } .nav-button.active .nav-badge { background:#ffffff24; color:white; } .sidebar-note { margin:54px 8px 36px; padding:18px 15px; background:#e9eedd; border-radius:18px; color:#718260; } .sidebar-note p { font-size:12px; margin:8px 0 0; line-height:1.9; } .little-spark { font-size:28px; color:#98ab79; } .backup-button { margin-top:auto; border:0; background:transparent; color:#717b6b; min-height:44px; display:flex; gap:12px; align-items:center; padding:8px 12px; text-align:left; font-size:13px; } .backup-button span { font-size:22px; } .sidebar-foot { font-size:10px; color:#9da38d; padding:0 12px; margin:13px 0 0; } main { width:100%; max-width:1500px; padding:32px 48px 48px; min-width:0; } .topbar { display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom:26px; color:var(--muted); font-size:12px; } .topbar strong { font-weight:500; color:#536353; } .status-pill { display:flex; align-items:center; gap:7px; font-size:11px; white-space:nowrap; } .status-dot { width:7px; height:7px; border-radius:50%; background:#87a67d; } .eyebrow { color:#87976d; font-size:11px; letter-spacing:2px; font-weight:700; margin:0 0 7px; } h1,h2,h3,p { overflow-wrap:anywhere; } h1 { font-size:clamp(26px,3vw,38px); line-height:1.35; letter-spacing:-1.5px; margin:0 0 10px; font-weight:750; } h2 { font-size:22px; margin:0; letter-spacing:-.6px; } h3 { margin:0; font-size:19px; letter-spacing:-.4px; } .muted { color:var(--muted); } .hero { position:relative; display:flex; align-items:center; justify-content:space-between; overflow:hidden; border:1px solid #e1e6d5; background:#edf2e2; border-radius:28px; padding:34px 38px; min-height:225px; } .hero p:not(.eyebrow) { font-size:13px; color:#768369; margin:10px 0 22px; } .hero-illustration { width:228px; height:180px; margin-left:16px; flex-shrink:0; } .button { border:1px solid transparent; display:inline-flex; justify-content:center; align-items:center; gap:8px; padding:10px 18px; min-height:44px; border-radius:12px; font-size:13px; font-weight:650; background:#edf1e7; color:var(--green); text-align:center; line-height:1.6; } .button.primary { background:var(--green); color:white; } .button.primary:hover { background:var(--green-dark); } .button.secondary { background:white; border-color:var(--line); } .button.quiet { background:transparent; color:#75806f; } .button.danger { background:#fff0e9; color:#bb5c42; } .button.icon { padding:8px 13px; font-size:18px; } .button.wide { width:100%; } .button.large { min-height:56px; font-size:16px; border-radius:16px; } .stats { display:flex; gap:32px; padding:26px 8px 30px; } .stat { display:flex; align-items:center; gap:12px; } .stat-icon { width:40px; height:40px; display:grid; place-items:center; border-radius:13px; font-size:20px; background:#f2eadb; color:#b29565; } .stat:nth-child(2) .stat-icon { background:#e5ede4; color:#779775; } .stat:nth-child(3) .stat-icon { background:#faeade; color:#c78b6b; } .stat strong { display:block; font-size:22px; line-height:1.25; font-weight:700; } .stat small { color:#899081; font-size:11px; } .section-heading { display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:20px; } .filters { display:flex; gap:4px; padding:4px; background:#ecefe5; border-radius:11px; } .filters button { background:transparent; border:0; font-size:12px; color:#7b8573; padding:6px 13px; min-height:36px; border-radius:8px; } .filters button.selected { background:#fff; color:var(--green); box-shadow:0 2px 5px #00000005; font-weight:650; } .cards { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:20px; } .list-card { background:#fffefa; border:1px solid var(--line); border-radius:22px; overflow:hidden; } .card-top { min-height:90px; padding:23px 24px; display:flex; align-items:center; justify-content:space-between; background:#f8eee0; } .english .card-top { background:#eaf0ee; } .card-mark { width:46px; height:46px; border-radius:14px; background:#fff8ee; color:#bca17d; display:grid; place-items:center; font-size:24px; font-weight:600; } .english .card-mark { color:#83a096; background:#f5f9f7; } .language-tag { color:#ab9271; font-size:11px; letter-spacing:1px; } .english .language-tag { color:#7c9a91; } .card-body { padding:22px 24px 18px; } .card-body p { color:#94998a; font-size:12px; min-height:20px; margin:7px 0 16px; } .card-meta { display:flex; gap:14px; color:#819077; font-size:11px; align-items:center; margin-bottom:21px; } .wrong-count { background:#faeee1; padding:2px 8px; border-radius:6px; color:#b98659; } .card-actions { display:flex; gap:7px; padding-top:16px; border-top:1px dashed var(--line); } .card-actions .start { margin-left:auto; } .card-actions .button.quiet { padding:8px; font-size:12px; } .tip-line { color:#929985; font-size:11px; margin-top:26px; display:flex; gap:8px; align-items:center; } .tip-line span { color:#9aaa81; font-size:15px; } .empty { padding:60px 24px; text-align:center; border:1px dashed #d7dfc9; border-radius:22px; color:#869275; background:#f5f7ed; } .empty h3 { color:#576d50; margin:12px 0 8px; } .empty p { font-size:13px; margin:0 0 20px; } .empty-symbol { font-size:42px; } .page-title { margin-bottom:28px; } .page-title p { margin:8px 0 0; font-size:13px; color:var(--muted); }
dialog { width:min(620px,calc(100% - 28px)); border:0; padding:28px; border-radius:24px; color:var(--ink); background:#fffdf7; max-height:90dvh; box-shadow:0 30px 90px #23352c26; } dialog::backdrop { background:#23392f66; backdrop-filter:blur(3px); } .dialog-heading { display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:22px; } .dialog-heading h2 { font-size:23px; } .dialog-heading button { border:0; background:#f0f1e9; width:36px; height:36px; border-radius:50%; font-size:22px; line-height:1; } .form-field { display:flex; flex-direction:column; gap:7px; margin-bottom:18px; } .form-field>label,.field-label { color:#536650; font-size:13px; font-weight:600; } .form-field small,.form-hint { color:#8c9580; font-size:11px; } input[type=text],input[type=number],select,textarea { width:100%; border:1px solid #dce2d1; border-radius:11px; background:#fff; padding:11px 13px; color:var(--ink); } textarea { resize:vertical; min-height:160px; line-height:1.85; } input[type=range] { width:100%; accent-color:var(--green); } .two-columns { display:grid; grid-template-columns:1fr 1fr; gap:16px; } .option-pills { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:8px; } .option-pills label { cursor:pointer; display:flex; gap:7px; align-items:center; justify-content:center; padding:9px 13px; border:1px solid #dfe5d4; border-radius:10px; font-size:12px; line-height:1.4; background:white; min-height:44px; } .option-pills input[type=radio] { margin:0; } input[type=checkbox],input[type=radio] { accent-color:var(--green); width:16px; height:16px; flex-shrink:0; } .check-label { display:flex; gap:10px; align-items:center; font-size:13px; margin:0 0 18px; cursor:pointer; } .dialog-actions { display:flex; gap:10px; justify-content:flex-end; margin-top:24px; } .error-message { color:#b25640; padding:10px 13px; background:#fff0e9; border-radius:10px; font-size:12px; margin:14px 0; } .audio-row { display:flex; gap:10px; align-items:center; padding:13px 0; border-bottom:1px solid var(--line); } .audio-row>div { flex:1; min-width:0; } .audio-row strong { font-size:14px; display:block; } .audio-row small { color:#8c9580; font-size:11px; } .audio-row .button { padding:8px 11px; font-size:11px; } .audio-info { padding:13px; background:#eef3e7; border-radius:12px; font-size:12px; color:#718263; margin-bottom:16px; }
.session-container { max-width:790px; margin:0 auto; } .session-top { display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom:22px; } .session-top p { margin:3px 0 0; font-size:12px; color:var(--muted); } .session-card { background:#fffefa; border:1px solid #e0e6d7; border-radius:28px; padding:36px 38px; text-align:center; } .session-progress-label { display:flex; justify-content:space-between; font-size:12px; color:#849376; margin-bottom:10px; } progress { width:100%; height:7px; appearance:none; border:0; background:#edf1e5; border-radius:8px; overflow:hidden; } progress::-webkit-progress-bar { background:#edf1e5; } progress::-webkit-progress-value { background:#95ae83; border-radius:8px; } progress::-moz-progress-bar { background:#95ae83; } .listen-art { margin:35px auto 18px; width:112px; height:112px; border-radius:50%; background:#eef3e6; display:grid; place-items:center; box-shadow:0 0 0 12px #f6f8f0; } .listen-art svg { width:58px; height:58px; color:#709269; } .listen-art.playing { animation:breathe 1.4s infinite alternate; } @keyframes breathe { to { box-shadow:0 0 0 21px #f3f7ea; } } .session-card h1 { font-size:32px; letter-spacing:-.9px; margin-top:26px; } #playback-status { color:#89977f; font-size:13px; min-height:24px; margin:8px 0 24px; } .replay-button { min-height:58px; width:240px; font-size:18px; border-radius:17px; } .play-controls { display:flex; gap:12px; justify-content:center; margin-top:20px; } .play-controls .button { min-width:120px; } .session-hint { color:#a0a68f; margin:25px 0 0; font-size:11px; } .session-bottom { display:flex; justify-content:space-between; align-items:center; gap:12px; padding:22px 8px; color:#909980; font-size:12px; } .review-card { padding:22px 24px; border:1px solid var(--line); border-radius:23px; background:#fffefa; } .review-row { display:flex; align-items:center; gap:16px; border-bottom:1px solid var(--line); padding:16px 0; } .review-row:last-child { border-bottom:0; } .review-number { color:#8ea27c; font-size:12px; width:25px; } .review-answer { flex:1; min-width:0; } .review-answer strong { font-size:19px; } .review-answer small { display:block; color:#929b85; font-size:11px; } .wrong-toggle { display:flex; align-items:center; gap:8px; color:#9c8169; font-size:12px; white-space:nowrap; min-height:44px; } .review-footer { display:flex; gap:12px; margin-top:20px; align-items:center; justify-content:space-between; } .review-footer p { margin:0; font-size:12px; color:#8a957c; } .history-row { display:flex; align-items:center; gap:16px; padding:21px 23px; margin-bottom:12px; border:1px solid var(--line); border-radius:18px; background:#fffefa; } .history-row>div { flex:1; min-width:0; } .history-row h3 { font-size:16px; } .history-row p { margin:4px 0 0; color:#969e88; font-size:11px; } .history-result { color:#72926b; font-size:12px; white-space:nowrap; } .history-result.pending { color:#c09b70; } .toast { position:fixed; left:50%; bottom:26px; transform:translate(-50%,20px); border-radius:13px; padding:13px 22px; background:#294a3e; color:#fff; font-size:13px; box-shadow:0 8px 35px #1b302326; opacity:0; pointer-events:none; z-index:20; max-width:calc(100% - 32px); text-align:center; transition:opacity .2s,transform .2s; } .toast.visible { opacity:1; transform:translate(-50%,0); } .loading-screen { min-height:65vh; display:flex; flex-direction:column; justify-content:center; align-items:center; color:var(--muted); font-size:13px; } .failure { padding:50px 20px; text-align:center; } .failure h2 { margin-bottom:12px; } [hidden] { display:none!important; }
.error-message.inline-error { margin:8px 0; } .error-message.modal-error { position:sticky; top:0; z-index:1; box-shadow:0 3px 10px #23352c12; }
.preferences-tabs { display:flex; gap:6px; padding:5px; margin-bottom:22px; border-radius:13px; background:#eef2e6; } .preferences-tabs button { flex:1; min-height:44px; border:0; border-radius:9px; background:transparent; color:#7c886f; font-size:14px; } .preferences-tabs button[aria-selected="true"] { background:#fffdf7; color:var(--green); font-weight:650; box-shadow:0 2px 6px #23352c0c; } .preferences-tabs button:focus-visible { outline:2px solid var(--green); outline-offset:2px; }
.session-defaults { padding:15px 17px; border-radius:13px; background:#f0f4e9; margin-bottom:18px; font-size:13px; color:#536650; } .session-defaults p { margin:0; } .session-defaults p+p { margin-top:6px; font-size:12px; color:#7a876e; } .session-options { border:1px solid var(--line); border-radius:13px; } .session-options summary { cursor:pointer; padding:13px 16px; font-size:13px; color:var(--green); font-weight:650; min-height:48px; } .session-options-body { padding:8px 16px 0; }
.auth-locked .sidebar { display:none; } .auth-locked main { margin:0 auto; display:grid; place-items:center; min-height:100dvh; } .login-card { width:min(420px,100%); padding:30px; border:1px solid var(--line); border-radius:24px; background:#fffdf7; } .login-card h1 { font-size:28px; } .login-card .muted { font-size:13px; margin-bottom:24px; } .login-card .eyebrow { margin-top:14px; } .login-card>button { margin-top:12px; } .account-heading { margin-top:28px; font-size:17px; }
.rate-presets { display:flex; flex-wrap:wrap; gap:8px; } .rate-preset { min-height:44px; border:1px solid #dce2d1; border-radius:10px; background:white; padding:8px 12px; color:#7c886f; font-size:12px; flex:1; white-space:nowrap; } .rate-preset.selected { background:#edf3e6; color:var(--green); border-color:#90aa82; font-weight:650; } .pace-summary { display:flex; align-items:center; justify-content:center; gap:8px 16px; flex-wrap:wrap; border-top:1px dashed var(--line); margin-top:22px; padding-top:14px; color:#87967b; font-size:12px; } .pace-summary .button { font-size:12px; padding:7px 10px; }
.sidebar-tools { margin-top:auto; } .sidebar-tools .backup-button { margin-top:0; } input[type=password] { width:100%; border:1px solid #dce2d1; border-radius:11px; background:#fff; padding:11px 13px; color:var(--ink); } .voice-note { color:#89977f; font-size:11px; line-height:1.8; margin:0; } .voice-choice { padding:14px; border-radius:13px; background:#f0f4e9; margin-bottom:20px; } .voice-choice .form-field:last-child { margin-bottom:0; }
@media(max-width:760px) { .sidebar-tools { display:flex; gap:4px; margin:0; } .sidebar-tools .backup-button { min-width:40px; } }
.nav-button>.nav-icon { display:inline-flex; align-items:center; justify-content:center; width:24px; height:24px; flex-shrink:0; }
.nav-icon svg { display:block; width:100%; height:100%; }
@media(max-width:760px) { .nav-button>.nav-icon { width:18px; height:18px; } }
/* Keep settings within reach while the word-list page scrolls. */
.sidebar-content { display:contents; }
@media(min-width:761px) {
  .sidebar { position:sticky; top:0; height:100dvh; align-self:flex-start; }
  .sidebar-content { display:block; min-height:0; overflow-y:auto; }
  .sidebar-tools,.sidebar-foot { flex-shrink:0; }
}
@media(min-width:1400px) { main { padding:36px 64px 56px; } .hero { min-height:240px; } .hero-illustration { margin-right:30px; } }
@media(max-width:1050px) { .sidebar { width:210px; padding:28px 17px; } main { padding:26px 28px 40px; } .hero { padding:26px; } .hero-illustration { width:160px; height:150px; } .stats { gap:22px; } .card-actions .button { padding:9px 10px; } .card-body { padding:20px; } .brand>span { font-size:16px; } }
@media(max-width:760px) { .app-shell { display:block; } .sidebar { width:100%; flex-direction:row; align-items:center; justify-content:space-between; flex-wrap:wrap; padding:16px 20px 10px; border-right:0; border-bottom:1px solid var(--line); gap:10px; } .brand { margin:0; } .brand img { width:38px; height:38px; } .brand small { font-size:9px; letter-spacing:.5px; } .backup-button { margin:0; font-size:0; padding:6px 10px; } .backup-button span { font-size:26px; } .sidebar nav { display:flex; order:3; width:100%; gap:6px; margin-top:5px; } .nav-button { flex:1; justify-content:center; font-size:12px; min-height:44px; padding:8px 7px; gap:7px; border-radius:10px; white-space:nowrap; } .nav-button>span:first-child { font-size:18px; width:18px; } .nav-badge { margin-left:0; font-size:9px; padding:0 5px; } .sidebar-note,.sidebar-foot { display:none; } main { padding:20px 20px 32px; } .topbar { margin-bottom:18px; font-size:11px; gap:8px; } .status-pill { font-size:10px; } .hero { padding:26px 23px; min-height:230px; border-radius:23px; } .hero-illustration { width:128px; height:130px; position:absolute; right:-12px; bottom:8px; opacity:.55; } .hero-content { position:relative; z-index:1; max-width:86%; } .hero p:not(.eyebrow) { max-width:230px; font-size:12px; margin-bottom:18px; } h1 { font-size:28px; } .stats { padding:24px 0; gap:0; justify-content:space-between; } .stat { gap:8px; } .stat-icon { width:32px; height:32px; border-radius:10px; font-size:17px; } .stat strong { font-size:20px; } .stat small { font-size:10px; } .section-heading h2 { font-size:19px; } .filters button { font-size:11px; padding:5px 10px; min-height:36px; } .cards { grid-template-columns:1fr; gap:16px; } .card-top { min-height:75px; padding:18px 22px; } .card-body { padding:20px 22px; } .card-meta { margin-bottom:16px; } .card-actions .button { padding:9px 12px; } dialog { padding:23px 20px; border-radius:20px; } .two-columns { gap:12px; } .session-card { padding:26px 20px; border-radius:23px; } .session-top { gap:10px; } .session-top h2 { font-size:19px; } .session-top>.button { padding:9px 10px; } .play-controls { gap:8px; } .play-controls .button { min-width:0; flex:1; padding:10px; } .session-card h1 { font-size:27px; } .review-card { padding:10px 17px; } .review-footer { flex-direction:column; align-items:stretch; } .history-row { padding:16px; gap:10px; flex-wrap:wrap; } .history-row>div { flex-basis:calc(100% - 54px); } .history-row>.button { margin-left:auto; } .audio-row { flex-wrap:wrap; } .audio-row>div { flex-basis:100%; } .session-bottom { align-items:flex-start; padding:18px 2px; } }
@media(prefers-reduced-motion:reduce) { *,*::before,*::after { animation:none!important; transition:none!important; } }

.recording-panel { margin:10px 0 18px; padding:16px; border:1px solid #dce5d4; border-radius:13px; background:#f0f4e9; } .recording-panel h3 { font-size:15px; } .recording-prompt { margin:8px 0; font-size:13px; color:#536650; } .recording-status { font-size:12px; color:#718263; margin:8px 0 12px; } .recording-panel audio { display:block; width:100%; margin:12px 0; } .recording-actions { display:flex; flex-wrap:wrap; gap:8px; } .recording-actions .button { font-size:12px; }
.pwa-toolbar { display:flex; align-items:center; justify-content:center; gap:12px; flex-wrap:wrap; padding:12px 20px max(16px,env(safe-area-inset-bottom)); background:var(--cream); }
.pwa-toolbar:has(> #install-app[hidden]):has(> #pwa-status[hidden]) { display:none; }
.pwa-toolbar p { margin:0; color:var(--muted); font-size:12px; max-width:620px; }
.pwa-toolbar .button { font-size:12px; }
@media(max-width:760px) { .pwa-toolbar { flex-direction:column; align-items:stretch; text-align:center; } }

.card-preparation { display:flex; align-items:center; justify-content:space-between; gap:12px; margin:0 0 16px; padding:12px; border-radius:12px; background:#f0f4e9; }
.preparation-info { display:flex; flex-direction:column; gap:3px; min-width:0; }
.preparation-label { font-size:11px; color:#7a876e; }
.preparation-label.cached { color:var(--green); }
.preparation-label.queued,.preparation-label.generating { color:#977845; }
.preparation-label.failed,.preparation-error { color:#b25640; }
.preparation-voice { border:0; background:transparent; padding:2px 0; color:#7a876e; font-size:11px; text-align:left; }
.preparation-error { font-size:10px; overflow-wrap:anywhere; }
.prepare-button { font-size:11px; padding:8px 10px; flex-shrink:0; }
@media(max-width:760px) { .card-preparation { gap:8px; } }