/* =========================================================
   小耳朵 · 拼音听写
   独立的视觉系统：暖纸、墨绿、珊瑚橙，像一间安静的听写教室
   ========================================================= */
:root{
  --paper:#F7F2E7;
  --paper-deep:#F0E7D5;
  --card:#FFFCF6;
  --white:#FFFFFF;
  --ink:#1F2D3D;
  --ink-2:#526270;
  --ink-3:#87929C;
  --line:#E8E0D0;
  --line-soft:#F0E9DC;
  --teal:#1F7A6B;
  --teal-deep:#145C51;
  --teal-soft:#E4F1EC;
  --teal-pale:#F0F8F4;
  --coral:#F26B4E;
  --coral-deep:#D95438;
  --coral-soft:#FCE9E3;
  --sun:#F4C95D;
  --sun-soft:#FCF2D4;
  --amber:#C98719;
  --amber-soft:#FBF0DB;
  --danger:#C84A3A;
  --r-sm:12px;
  --r-md:18px;
  --r-lg:26px;
  --r-xl:34px;
  --shadow-sm:0 2px 0 rgba(31,45,61,.04), 0 8px 20px rgba(68,57,35,.06);
  --shadow:0 3px 0 rgba(31,45,61,.04), 0 18px 44px rgba(68,57,35,.09);
  --shadow-lg:0 6px 0 rgba(31,45,61,.04), 0 28px 70px rgba(68,57,35,.14);
  --font-ui:'Avenir Next','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --font-display:'Yuanti SC','YouYuan','Avenir Next','PingFang SC',sans-serif;
  --font-pinyin:'Avenir Next','Helvetica Neue','PingFang SC',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none !important}
html{height:100%;scroll-behavior:smooth}
body{
  min-height:100%;
  overflow-x:hidden;
  color:var(--ink);
  background:
    radial-gradient(circle at 8% 4%, rgba(244,201,93,.18), transparent 34%),
    radial-gradient(circle at 92% 8%, rgba(31,122,107,.09), transparent 30%),
    radial-gradient(circle at 80% 92%, rgba(242,107,78,.07), transparent 34%),
    var(--paper);
  font-family:var(--font-ui);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:'';
  position:fixed;
  inset:0;
  pointer-events:none;
  opacity:.28;
  background-image:radial-gradient(rgba(31,45,61,.14) .7px, transparent .7px);
  background-size:22px 22px;
  mask-image:linear-gradient(to bottom, #000 0%, transparent 60%);
  z-index:0;
}
.page-noise{
  position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.22;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='.2'/%3E%3C/svg%3E");
}
button,input,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{border:none;background:none;cursor:pointer}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
:focus-visible{outline:3px solid rgba(31,122,107,.42);outline-offset:3px;border-radius:10px}
::selection{background:var(--sun);color:var(--ink)}

/* ============ 顶部 ============ */
.topbar{
  position:relative;z-index:5;
  max-width:1240px;margin:0 auto;
  padding:22px 34px 8px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{
  width:46px;height:46px;border-radius:15px;display:grid;place-items:center;
  color:var(--ink);background:var(--teal);
  box-shadow:0 4px 0 var(--teal-deep), 0 10px 22px rgba(31,122,107,.22);
  transform:rotate(-3deg);
}
.brand-mark svg{width:34px;height:34px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text b{font-family:var(--font-display);font-size:23px;letter-spacing:1px}
.brand-text i{font-style:normal;font-size:11.5px;color:var(--ink-3);letter-spacing:2.5px;margin-top:2px}
.topbar-actions{display:flex;align-items:center;gap:14px}
.privacy-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 13px;border-radius:999px;background:rgba(255,252,246,.75);
  border:1px solid var(--line);color:var(--ink-2);font-size:12.5px;font-weight:600;
  box-shadow:0 1px 0 rgba(255,255,255,.7) inset;
}
.privacy-chip .dot{width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 3px rgba(31,122,107,.12)}
.text-btn{display:inline-flex;align-items:center;gap:6px;color:var(--ink-2);font-size:13.5px;font-weight:600;padding:8px 4px;border-radius:8px;transition:color .18s}
.text-btn:hover{color:var(--teal)}
.text-btn svg{width:17px;height:17px}

/* ============ 通用 ============ */
.view{position:relative;z-index:1}
.eyebrow{display:flex;align-items:center;gap:10px;color:var(--teal);font-size:12px;font-weight:700;letter-spacing:2.2px;text-transform:uppercase}
.eyebrow-line{display:inline-block;width:26px;height:1.5px;background:var(--teal);border-radius:2px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:14px;font-weight:700;font-size:14.5px;line-height:1.2;
  padding:13px 20px;transition:transform .14s cubic-bezier(.34,1.4,.64,1), box-shadow .14s, background .14s;
  white-space:nowrap;
}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{
  color:#FFF9F0;background:var(--teal);
  box-shadow:0 4px 0 var(--teal-deep), 0 12px 24px rgba(31,122,107,.22);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 0 var(--teal-deep), 0 16px 28px rgba(31,122,107,.27)}
.btn-primary:active{transform:translateY(2px);box-shadow:0 2px 0 var(--teal-deep), 0 4px 8px rgba(31,122,107,.2)}
.btn-ghost{background:var(--white);color:var(--ink);border:1px solid var(--line);box-shadow:0 2px 0 rgba(31,45,61,.04)}
.btn-ghost:hover{border-color:#D8CCB6;transform:translateY(-1px)}
.btn-soft{background:var(--teal-soft);color:var(--teal-deep);box-shadow:0 2px 0 rgba(31,122,107,.08)}
.btn-soft:hover{background:#D9EDE5;transform:translateY(-1px)}
.btn-danger-soft{background:var(--coral-soft);color:var(--danger)}
.btn-danger-soft:hover{background:#F9DDD4}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none !important;box-shadow:none}
.link-btn{color:var(--teal);font-weight:700;font-size:13.5px;padding:4px 0;display:inline-flex;align-items:center;gap:5px}
.link-btn:hover{color:var(--teal-deep);text-decoration:underline;text-underline-offset:3px}
.link-btn.muted{color:var(--ink-3);font-weight:600}
.icon-btn{
  width:40px;height:40px;display:grid;place-items:center;border-radius:50%;
  background:var(--paper-deep);color:var(--ink-2);font-size:22px;line-height:1;
  transition:background .18s,transform .18s;
}
.icon-btn:hover{background:#E8DCC7;transform:rotate(6deg)}
.icon-btn svg{width:18px;height:18px}

/* ============ 首页 ============ */
.view-home{padding:20px 34px 30px}
.home-grid{
  max-width:1180px;margin:0 auto;
  display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);
  gap:56px;align-items:center;min-height:calc(100vh - 180px);
}
.hero-copy{padding:20px 0 10px;max-width:600px}
.hero-copy h1{
  font-family:var(--font-display);
  font-size:clamp(42px,4.8vw,66px);
  line-height:1.13;letter-spacing:-2.4px;margin:20px 0 18px;font-weight:800;
}
.hl{position:relative;display:inline-block;color:var(--teal)}
.hl::after{
  content:'';position:absolute;left:-2px;right:-6px;bottom:2px;height:14px;z-index:-1;
  background:var(--sun);opacity:.65;border-radius:4px 10px 5px 3px;transform:rotate(-1.2deg);
}
.hero-lead{strong,b{color:var(--ink);font-weight:800}}
.hero-lead{font-size:16.5px;color:var(--ink-2);line-height:1.85;max-width:520px}
.hero-lead b{color:var(--coral-deep)}
.feature-row{display:flex;flex-wrap:wrap;gap:16px 20px;margin:20px 0 24px;color:var(--ink-2);font-size:12.5px;font-weight:700}
.feature-row span{display:inline-flex;align-items:center;gap:6px}
.feature-row svg{width:17px;height:17px;color:var(--teal)}
.upload-card{
  position:relative;background:rgba(255,252,246,.86);
  border:1.5px dashed #CBBEA8;border-radius:var(--r-lg);
  padding:21px 22px 16px;display:grid;grid-template-columns:64px 1fr auto;align-items:center;gap:16px;
  box-shadow:var(--shadow-sm);transition:border-color .2s,background .2s,transform .2s;
}
.upload-card.dragging{border-color:var(--teal);background:var(--teal-pale);transform:translateY(-3px)}
.upload-illustration{width:64px;height:64px;border-radius:18px;background:var(--sun-soft);display:grid;place-items:center}
.upload-illustration svg{width:52px;height:52px}
.upload-main{display:flex;flex-direction:column;min-width:0}
.upload-main b{font-size:16px;letter-spacing:.2px}
.upload-main span{font-size:12.5px;color:var(--ink-3);margin-top:1px}
.upload-card .btn-primary{padding:12px 17px;font-size:14px}
.upload-foot{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line-soft);padding-top:12px;margin-top:1px;font-size:11.5px;color:var(--ink-3)}
.home-settings{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:18px}
.setting-label{font-size:12.5px;color:var(--ink-2);font-weight:700}
.setting-note{font-size:11.5px;color:var(--ink-3)}
.segmented{display:inline-flex;background:var(--paper-deep);border-radius:11px;padding:3px;gap:2px}
.segmented button{
  padding:6px 11px;border-radius:9px;font-size:12px;font-weight:700;color:var(--ink-3);
  transition:background .18s,color .18s,box-shadow .18s;
}
.segmented button:hover{color:var(--ink)}
.segmented button.active{background:var(--white);color:var(--teal);box-shadow:0 2px 6px rgba(68,57,35,.11)}
.segmented.small button{padding:5px 10px;font-size:11.5px}

.hero-art{position:relative;padding:8px 0}
.teacher-stage{
  position:relative;min-height:470px;border-radius:42% 42% 28px 28px;
  background:
    radial-gradient(circle at 50% 34%, #FFF7DF 0%, #FCEBC5 32%, rgba(252,235,197,.3) 62%, transparent 63%);
  display:flex;align-items:center;justify-content:center;
}
.teacher-stage::before{
  content:'';position:absolute;width:390px;height:390px;border-radius:50%;
  border:1px dashed rgba(31,122,107,.22);top:40px;left:50%;transform:translateX(-50%);
}
.teacher-stage::after{
  content:'';position:absolute;width:330px;height:330px;border-radius:50%;
  background:var(--sun);opacity:.14;top:70px;left:50%;transform:translateX(-50%);filter:blur(2px);
}
.teacher-bubble{
  position:absolute;top:12px;left:0;z-index:4;
  background:var(--white);border:1px solid var(--line);border-radius:20px 20px 20px 6px;
  padding:15px 18px 14px;box-shadow:var(--shadow);transform:rotate(-2deg);
}
.bubble-kicker{display:block;color:var(--coral);font-size:11px;font-weight:800;letter-spacing:1.8px;margin-bottom:3px}
.teacher-bubble b{font-family:var(--font-display);font-size:18px;line-height:1.45;letter-spacing:.2px}
.bubble-wave{display:flex;gap:3px;align-items:center;height:14px;margin-top:8px}
.bubble-wave i{display:block;width:3px;border-radius:3px;background:var(--teal);height:5px;animation:wave 1.2s ease-in-out infinite}
.bubble-wave i:nth-child(2){animation-delay:.12s;height:10px}
.bubble-wave i:nth-child(3){animation-delay:.24s;height:14px}
.bubble-wave i:nth-child(4){animation-delay:.36s;height:9px}
.bubble-wave i:nth-child(5){animation-delay:.48s;height:6px}
@keyframes wave{0%,100%{transform:scaleY(.5);opacity:.55}50%{transform:scaleY(1);opacity:1}}
.teacher-mascot{position:relative;z-index:2;width:min(365px,84%);margin-top:48px;filter:drop-shadow(0 22px 26px rgba(78,58,20,.15))}
.teacher-mascot svg{width:100%;height:auto;overflow:visible}
.teacher-mascot::after{
  content:'';position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:64%;height:18px;border-radius:50%;background:rgba(56,43,20,.14);filter:blur(8px);z-index:-1;
}
.mascot-shadow{display:none}
.sound-wave{position:absolute;right:5%;bottom:110px;display:flex;align-items:center;gap:5px;z-index:3;opacity:.8}
.sound-wave i{display:block;width:5px;border-radius:5px;background:var(--coral);height:10px;animation:wave 1.1s ease-in-out infinite}
.sound-wave i:nth-child(2){animation-delay:.08s;height:22px}
.sound-wave i:nth-child(3){animation-delay:.16s;height:34px}
.sound-wave i:nth-child(4){animation-delay:.24s;height:26px}
.sound-wave i:nth-child(5){animation-delay:.32s;height:16px}
.sound-wave i:nth-child(6){animation-delay:.4s;height:11px}
.sound-wave i:nth-child(7){animation-delay:.48s;height:20px}
.stage-note{
  position:absolute;right:12px;top:260px;background:var(--teal);color:#FFFDF7;
  border-radius:999px;padding:8px 15px;font-size:11.5px;font-weight:700;letter-spacing:.4px;
  transform:rotate(4deg);box-shadow:0 4px 0 var(--teal-deep);
}
.note-icon{margin-right:3px}
.steps-card{
  position:relative;z-index:4;display:grid;grid-template-columns:1fr auto 1fr auto 1fr;
  align-items:center;gap:10px;background:rgba(255,252,246,.78);
  border:1px solid var(--line);border-radius:20px;padding:14px 18px;
  box-shadow:var(--shadow-sm);margin-top:-14px;
}
.step{display:flex;align-items:center;gap:9px;min-width:0}
.step>span{font-family:var(--font-pinyin);font-size:11px;font-weight:800;color:var(--teal);background:var(--teal-soft);border-radius:8px;padding:3px 6px}
.step b{display:block;font-size:12px;line-height:1.2}
.step small{display:block;font-size:10px;color:var(--ink-3);margin-top:2px;white-space:nowrap}
.step-arrow{color:var(--line);font-size:15px}
.home-footer{
  max-width:1180px;margin:26px auto 0;display:flex;justify-content:space-between;gap:18px;
  color:var(--ink-3);font-size:11px;border-top:1px solid var(--line);padding-top:14px;
}
.home-footer a{text-decoration:underline;text-underline-offset:2px}

/* ============ 校对页 ============ */
.view-review{max-width:1240px;margin:0 auto;padding:24px 34px 80px}
.review-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:26px}
.review-head h2{font-family:var(--font-display);font-size:clamp(34px,3.6vw,46px);line-height:1.22;letter-spacing:-1.2px;margin:10px 0 8px}
.review-head p{font-size:14px;color:var(--ink-2)}
.mini-flag{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--coral);vertical-align:2px;margin:0 2px}
.review-head-actions{display:flex;gap:9px;flex-shrink:0;padding-bottom:6px}
.review-head-actions .btn{padding:10px 15px;font-size:13px}
.review-grid{display:grid;grid-template-columns:minmax(300px,.78fr) minmax(0,1.22fr);gap:26px;align-items:start}
.paper-panel{
  position:sticky;top:20px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:16px;box-shadow:var(--shadow-sm);
}
.panel-label{display:flex;justify-content:space-between;align-items:center;font-size:11.5px;color:var(--ink-3);font-weight:700;letter-spacing:.4px;margin-bottom:10px}
.panel-label span:last-child{color:var(--teal);font-weight:600;letter-spacing:0}
.paper-preview{
  position:relative;display:block;width:100%;background:#EFEAE1;border-radius:var(--r-md);
  overflow:hidden;max-height:560px;border:1px solid var(--line-soft);
}
.paper-preview img{width:100%;height:auto;max-height:558px;object-fit:contain;object-position:center;mix-blend-mode:multiply}
.zoom-hint{
  position:absolute;right:10px;bottom:10px;display:inline-flex;align-items:center;gap:5px;
  background:rgba(31,45,61,.78);color:#fff;border-radius:999px;padding:6px 10px;font-size:10.5px;
  opacity:0;transform:translateY(4px);transition:.2s;
}
.paper-preview:hover .zoom-hint{opacity:1;transform:none}
.zoom-hint svg{width:14px;height:14px}
.paper-meta{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:11.5px;color:var(--ink-3);margin-top:11px}
.paper-meta b{color:var(--ink);font-size:15px;font-family:var(--font-pinyin)}
.meta-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--teal);margin-right:4px;vertical-align:2px}
.paper-tip{background:var(--teal-pale);border-radius:14px;padding:12px 14px;margin-top:14px}
.paper-tip b{font-size:11.5px;color:var(--teal-deep);letter-spacing:.3px}
.paper-tip p{font-size:11.5px;color:var(--ink-2);line-height:1.65;margin-top:3px}

.list-panel{min-width:0}
.list-head{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:16px}
.list-head h3{font-family:var(--font-display);font-size:25px;letter-spacing:-.4px}
.list-head p{font-size:12.5px;color:var(--ink-3);margin-top:2px}
.count-badge{display:flex;align-items:baseline;gap:3px;background:var(--white);border:1px solid var(--line);border-radius:14px;padding:7px 13px;box-shadow:var(--shadow-sm);flex:none}
.count-badge b{font-family:var(--font-pinyin);font-size:22px;color:var(--teal);line-height:1}
.count-badge span{font-size:11px;color:var(--ink-3)}
.warning-banner{
  display:flex;align-items:center;gap:11px;background:var(--amber-soft);border:1px solid #EEDDB9;
  border-radius:14px;padding:10px 13px;margin-bottom:14px;
}
.warn-icon{width:23px;height:23px;border-radius:50%;background:var(--amber);color:#fff;display:grid;place-items:center;font-weight:800;font-size:13px;flex:none}
.warning-banner div{flex:1;min-width:0}
.warning-banner b{display:block;font-size:12.5px;color:#7A5410}
.warning-banner span{display:block;font-size:11px;color:#987026}
.warning-banner .link-btn{color:#8A5C10;font-size:12px;flex:none}

.transcript{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:8px 18px 14px;box-shadow:var(--shadow-sm);
}
.transcript-row{display:grid;grid-template-columns:34px minmax(0,1fr);gap:4px;padding:13px 0;border-bottom:1px dashed var(--line-soft)}
.transcript-row:last-child{border-bottom:none}
.row-index{font-family:var(--font-pinyin);font-size:10px;font-weight:800;color:var(--ink-3);padding-top:10px;letter-spacing:.5px}
.row-items{display:flex;flex-wrap:wrap;gap:7px;align-items:center;min-height:42px}
.item-chip{
  display:inline-flex;align-items:center;gap:6px;position:relative;
  background:var(--white);border:1px solid var(--line);border-radius:12px;
  padding:7px 10px 7px 8px;box-shadow:0 2px 0 rgba(31,45,61,.035);
  transition:border-color .16s,background .16s,transform .16s,box-shadow .16s;
}
.item-chip:hover{border-color:#BFD9CF;background:var(--teal-pale);transform:translateY(-2px);box-shadow:0 4px 10px rgba(31,122,107,.1)}
.item-chip .num{font-family:var(--font-pinyin);font-size:9.5px;color:var(--ink-3);min-width:15px;text-align:right}
.item-chip .py{font-family:var(--font-pinyin);font-size:20px;line-height:1.1;letter-spacing:.2px;color:var(--ink)}
.item-chip .flag{width:7px;height:7px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 2px var(--coral-soft);flex:none}
.item-chip.flagless .flag{display:none}
.item-chip.phrase .py{font-size:17px}
.item-chip .link-ico{width:12px;height:12px;color:var(--ink-3);opacity:.7}
.item-chip .tone-help{position:absolute;right:5px;top:4px;font-size:8px;color:var(--amber);font-weight:800}
.add-item{
  width:31px;height:31px;border-radius:9px;border:1px dashed #CFC4B1;color:var(--ink-3);
  display:grid;place-items:center;font-size:18px;line-height:1;transition:.16s;flex:none;
}
.add-item:hover{border-color:var(--teal);color:var(--teal);background:var(--teal-pale)}
.list-tools{display:flex;justify-content:space-between;align-items:center;margin:11px 3px 0}
.list-tools .link-btn{font-size:12px}
.empty-transcript{background:var(--card);border:1px dashed #CFC4B1;border-radius:var(--r-lg);padding:38px 24px;text-align:center}
.empty-icon{width:50px;height:50px;border-radius:50%;background:var(--paper-deep);color:var(--ink-3);display:grid;place-items:center;margin:0 auto 12px;font-size:22px}
.empty-transcript b{font-family:var(--font-display);font-size:20px}
.empty-transcript p{font-size:12.5px;color:var(--ink-3);margin:5px 0 16px}

.tone-note{font-size:11px;color:var(--ink-3);line-height:1.6;margin:9px 3px 2px;padding-left:12px;border-left:2px solid var(--line)}
.start-card{
  margin-top:20px;background:linear-gradient(135deg,#1D7466,#15584F);
  border-radius:var(--r-lg);padding:18px 20px;color:#fff;
  box-shadow:0 5px 0 #10443D, 0 20px 36px rgba(20,75,66,.22);
  display:flex;justify-content:space-between;align-items:center;gap:22px;flex-wrap:wrap;
}
.start-settings{display:flex;gap:22px;flex-wrap:wrap}
.mini-setting{display:flex;flex-direction:column;gap:6px}
.mini-setting>span{font-size:10.5px;color:rgba(255,255,255,.62);font-weight:700;letter-spacing:1px}
.start-settings .segmented{background:rgba(255,255,255,.12);padding:3px}
.start-settings .segmented button{color:rgba(255,255,255,.66)}
.start-settings .segmented button:hover{color:#fff}
.start-settings .segmented button.active{background:#FFF9ED;color:var(--teal-deep);box-shadow:0 2px 5px rgba(0,0,0,.14)}
.start-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.preview-btn{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.18);color:#fff;padding:11px 14px;font-size:12.5px}
.preview-btn:hover{background:rgba(255,255,255,.17);border-color:rgba(255,255,255,.28)}
.btn-start{background:var(--sun);color:var(--ink);box-shadow:0 4px 0 #D7A62F, 0 12px 22px rgba(0,0,0,.2);padding:12px 17px;flex-direction:column;gap:1px;line-height:1.15}
.btn-start:hover{background:#F8D473;box-shadow:0 6px 0 #D7A62F, 0 14px 24px rgba(0,0,0,.23)}
.btn-start .start-icon{display:none}
.btn-start small{font-size:10px;font-weight:600;color:rgba(31,45,61,.62);white-space:nowrap}
.btn-start:active{box-shadow:0 2px 0 #D7A62F}

/* ============ 听写页 ============ */
body.in-dictation .topbar{display:none}
.view-dictation{max-width:1180px;margin:0 auto;padding:18px 34px 34px;min-height:100vh;display:flex;flex-direction:column}
.dictation-top{display:flex;align-items:center;gap:20px;padding:4px 0 16px}
.dictation-top .text-btn{font-size:12.5px;flex:none}
.dictation-progress-wrap{flex:1;display:flex;align-items:center;gap:12px;max-width:520px;margin:0 auto}
.dictation-progress{height:5px;flex:1;background:var(--paper-deep);border-radius:99px;overflow:hidden}
.dictation-progress i{display:block;height:100%;width:0;background:var(--teal);border-radius:99px;transition:width .45s cubic-bezier(.3,1,.4,1)}
.dictation-progress-wrap span{font-family:var(--font-pinyin);font-size:11px;color:var(--ink-3);font-weight:700;min-width:38px;text-align:right}
.dictation-stage{
  flex:1;display:grid;grid-template-columns:320px minmax(0,1fr);gap:42px;align-items:center;
  max-width:1000px;margin:0 auto;width:100%;padding:6px 0 34px;
}
.lectern-card{
  background:linear-gradient(180deg,#1D7466,#155F54);border-radius:34px;padding:22px 20px 18px;
  color:#fff;text-align:center;box-shadow:0 6px 0 #10443D, 0 28px 50px rgba(20,75,66,.2);
  position:relative;overflow:hidden;
}
.lectern-card::before{content:'';position:absolute;width:250px;height:250px;border-radius:50%;background:rgba(244,201,93,.12);left:50%;top:65px;transform:translateX(-50%)}
.live-chip{
  position:relative;z-index:2;display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.16);
  border-radius:999px;padding:5px 11px;font-size:10.5px;font-weight:700;letter-spacing:.6px;
}
.live-dot{width:6px;height:6px;border-radius:50%;background:var(--sun);box-shadow:0 0 0 3px rgba(244,201,93,.15);animation:live 1.6s infinite}
@keyframes live{0%,100%{opacity:1}50%{opacity:.35}}
.dictation-mascot{position:relative;width:215px;margin:7px auto 0;z-index:2}
.dictation-mascot svg{width:100%;height:auto;overflow:visible}
.dictation-mascot .mascot-shadow{display:block;position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:62%;height:14px;border-radius:50%;background:rgba(0,0,0,.2);filter:blur(7px);z-index:-1}
.teacher-name{position:relative;z-index:2;font-family:var(--font-display);font-size:16px;margin-top:2px;letter-spacing:1px}
.teacher-caption{position:relative;z-index:2;font-size:11px;color:rgba(255,255,255,.64);margin-top:2px}
.sound-wave.big{position:absolute;right:10px;bottom:118px;opacity:0;transition:opacity .25s}
.dictation-teacher.speaking .sound-wave.big{opacity:1}
.dictation-teacher.speaking .sound-wave.big i{animation:wave .8s ease-in-out infinite}
.dictation-teacher.speaking .sound-wave.big i:nth-child(2){animation-delay:.07s}
.dictation-teacher.speaking .sound-wave.big i:nth-child(3){animation-delay:.14s}
.dictation-teacher.speaking .sound-wave.big i:nth-child(4){animation-delay:.21s}
.dictation-teacher.speaking .sound-wave.big i:nth-child(5){animation-delay:.28s}

.dictation-main{text-align:center;min-width:0}
.question-kicker{font-size:12px;color:var(--ink-3);letter-spacing:1px;font-weight:700}
.question-kicker b{color:var(--teal);font-family:var(--font-pinyin);font-size:14px}
.question-kicker span{margin:0 4px;color:var(--line)}
.question-prompt{font-family:var(--font-display);font-size:clamp(25px,2.6vw,34px);line-height:1.4;letter-spacing:-.6px;margin:10px 0 24px}
.countdown-wrap{position:relative;width:min(320px,68vw);aspect-ratio:1;margin:0 auto;display:grid;place-items:center}
.countdown-ring{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.ring-track{fill:none;stroke:var(--paper-deep);stroke-width:9}
.ring-fill{fill:none;stroke:var(--teal);stroke-width:9;stroke-linecap:round;stroke-dasharray:653.45;stroke-dashoffset:0;transition:stroke .3s}
.countdown-wrap.urgent .ring-fill{stroke:var(--coral)}
.countdown-wrap.urgent .countdown-number{color:var(--coral-deep)}
.countdown-inner{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center}
.countdown-number{font-family:var(--font-pinyin);font-size:96px;line-height:.95;font-weight:600;letter-spacing:-5px;color:var(--teal);font-variant-numeric:tabular-nums}
.countdown-unit{font-size:11px;font-weight:700;letter-spacing:3px;color:var(--ink-3);margin-top:4px}
.countdown-label{font-size:13px;color:var(--ink-2);font-weight:700;margin-top:12px;background:var(--white);padding:5px 12px;border-radius:999px;box-shadow:var(--shadow-sm)}
.listen-badge{
  position:absolute;bottom:16px;display:none;align-items:center;gap:6px;background:var(--coral);color:#fff;
  padding:6px 12px;border-radius:999px;font-size:10.5px;font-weight:700;box-shadow:0 3px 0 var(--coral-deep);
}
.listen-badge span{width:5px;height:5px;border-radius:50%;background:#fff;animation:live 1s infinite}
.countdown-wrap.playing .listen-badge{display:inline-flex}
.countdown-wrap.playing .countdown-number{opacity:.35}
.dictation-controls{display:flex;justify-content:center;align-items:center;gap:11px;margin-top:24px;flex-wrap:wrap}
.control-btn{
  display:inline-flex;align-items:center;gap:7px;padding:11px 15px;border-radius:13px;
  background:var(--white);border:1px solid var(--line);color:var(--ink-2);font-size:12px;font-weight:700;
  box-shadow:0 2px 0 rgba(31,45,61,.04);transition:.16s;
}
.control-btn:hover{border-color:#CFC4B1;transform:translateY(-1px)}
.control-btn svg{width:17px;height:17px}
.control-btn.primary{background:var(--teal);border-color:var(--teal);color:#fff;box-shadow:0 3px 0 var(--teal-deep);padding:11px 16px}
.control-btn.primary:hover{background:#268A79;border-color:#268A79}
.dot-progress{display:flex;justify-content:center;gap:6px;flex-wrap:wrap;margin:25px auto 0;max-width:560px;min-height:8px}
.dot-progress i{width:7px;height:7px;border-radius:50%;background:#DED4C1;transition:.3s}
.dot-progress i.done{background:var(--teal);opacity:.45}
.dot-progress i.current{background:var(--coral);transform:scale(1.45);box-shadow:0 0 0 4px rgba(242,107,78,.14)}
.dictation-hint{font-size:10.5px;color:var(--ink-3);margin-top:13px}

/* ============ 完成页 ============ */
.view-done{max-width:860px;margin:0 auto;padding:30px 34px 70px;min-height:100vh;display:grid;place-items:center}
.done-card{
  width:min(860px,100%);
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:38px;
  padding:40px 48px 36px;text-align:center;box-shadow:var(--shadow-lg);overflow:hidden;
}
.done-card::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 0%, rgba(244,201,93,.2), transparent 48%);pointer-events:none}
.done-stamp{
  position:absolute;right:34px;top:30px;width:66px;height:66px;border-radius:50%;
  border:2px solid var(--coral);color:var(--coral);display:grid;place-items:center;
  font-family:var(--font-display);font-size:17px;letter-spacing:2px;transform:rotate(12deg);
  opacity:.85;
}
.done-stamp::before{content:'';position:absolute;inset:4px;border:1px solid var(--coral);border-radius:50%;opacity:.45}
.done-mascot{width:150px;margin:0 auto 8px;position:relative;z-index:1}
.done-mascot svg{width:100%;height:auto}
.done-card h2{position:relative;z-index:1;font-family:var(--font-display);font-size:40px;letter-spacing:-1px;margin:4px 0 8px}
.done-card>p{position:relative;z-index:1;max-width:430px;margin:0 auto;color:var(--ink-2);font-size:13.5px;line-height:1.8}
.done-stats{position:relative;z-index:1;display:flex;justify-content:center;gap:0;margin:24px auto 22px;max-width:420px}
.done-stats div{flex:1;display:flex;flex-direction:column;gap:1px;border-right:1px solid var(--line)}
.done-stats div:last-child{border-right:none}
.done-stats b{font-family:var(--font-pinyin);font-size:27px;color:var(--teal);line-height:1.1}
.done-stats span{font-size:10.5px;color:var(--ink-3)}
.done-actions{position:relative;z-index:1;display:flex;justify-content:center;gap:9px;flex-wrap:wrap}
.done-actions .btn{font-size:13px;padding:11px 17px}
.answer-sheet{position:relative;z-index:1;margin-top:28px;border-top:1px dashed var(--line);padding-top:22px;text-align:left}
.answer-head{display:flex;align-items:baseline;gap:10px;margin-bottom:14px}
.answer-head b{font-family:var(--font-display);font-size:20px}
.answer-head span{font-size:11px;color:var(--ink-3)}
.answer-list{display:flex;flex-direction:column;gap:12px}
.answer-line{display:flex;flex-wrap:wrap;gap:7px;align-items:center}
.answer-line .ans{font-family:var(--font-pinyin);font-size:18px;background:var(--teal-pale);border:1px solid #DAEAE3;border-radius:9px;padding:5px 10px}
.confetti{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.confetti i{position:absolute;width:8px;height:13px;border-radius:2px;background:var(--coral);top:-20px;animation:fall 3.8s linear infinite}
.confetti i:nth-child(2){left:8%;background:var(--teal);animation-delay:.4s}
.confetti i:nth-child(3){left:15%;background:var(--sun);animation-delay:1.2s;width:6px;height:6px;border-radius:50%}
.confetti i:nth-child(4){left:26%;background:var(--coral);animation-delay:.9s}
.confetti i:nth-child(5){left:34%;background:var(--sun);animation-delay:1.8s;width:10px;height:5px}
.confetti i:nth-child(6){left:44%;background:var(--teal);animation-delay:.2s;width:5px;height:9px}
.confetti i:nth-child(7){left:55%;background:var(--coral);animation-delay:1.5s;width:6px;height:6px;border-radius:50%}
.confetti i:nth-child(8){left:64%;background:var(--sun);animation-delay:.7s}
.confetti i:nth-child(9){left:73%;background:var(--teal);animation-delay:2.1s;width:10px;height:5px}
.confetti i:nth-child(10){left:82%;background:var(--coral);animation-delay:1.1s}
.confetti i:nth-child(11){left:90%;background:var(--sun);animation-delay:.5s;width:6px;height:6px;border-radius:50%}
.confetti i:nth-child(12){left:96%;background:var(--teal);animation-delay:1.7s}
@keyframes fall{0%{transform:translateY(-10px) rotate(0);opacity:0}8%{opacity:1}100%{transform:translateY(560px) rotate(420deg);opacity:0}}

/* ============ 处理中 ============ */
.overlay{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:22px;background:rgba(28,38,47,.38);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.processing-overlay{background:rgba(247,242,231,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.processing-card{
  width:min(520px,100%);background:var(--card);border:1px solid var(--line);border-radius:32px;
  padding:28px 34px 24px;box-shadow:var(--shadow-lg);text-align:center;position:relative;
}
.scan-illustration{position:relative;height:128px;margin-bottom:12px}
.scan-paper{
  width:100px;height:112px;background:#fff;border:1px solid var(--line);border-radius:10px;
  margin:0 auto;position:relative;overflow:hidden;box-shadow:0 8px 20px rgba(68,57,35,.1);
  transform:rotate(-4deg);
}
.scan-paper img{width:100%;height:100%;object-fit:cover;filter:saturate(.8)}
.scan-line{position:absolute;left:0;right:0;height:3px;background:var(--teal);box-shadow:0 0 14px rgba(31,122,107,.65);animation:scan 1.8s ease-in-out infinite}
@keyframes scan{0%,100%{top:8%}50%{top:88%}}
.scan-owl{position:absolute;right:calc(50% - 94px);bottom:0;width:64px;transform:rotate(5deg)}
.processing-copy h3{font-family:var(--font-display);font-size:25px;margin:2px 0 4px;letter-spacing:-.3px}
.processing-copy p{font-size:12.5px;color:var(--ink-3)}
.processing-steps{display:flex;justify-content:center;gap:9px;flex-wrap:wrap;margin:20px 0 15px}
.p-step{display:flex;align-items:center;gap:5px;font-size:10.5px;color:var(--ink-3);background:var(--paper);padding:5px 9px;border-radius:999px;transition:.2s}
.p-step b{font-weight:600}
.p-dot{width:5px;height:5px;border-radius:50%;background:#D6CBB8}
.p-step.active{background:var(--teal-soft);color:var(--teal-deep)}
.p-step.active .p-dot{background:var(--teal);animation:live 1s infinite}
.p-step.done{background:#F1F6F2;color:var(--teal)}
.p-step.done .p-dot{background:var(--teal)}
.processing-bar{height:6px;background:var(--paper-deep);border-radius:99px;overflow:hidden;margin:0 0 13px}
.processing-bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--teal),#4EAA92);border-radius:99px;transition:width .5s}
.cancel-process{font-size:11.5px;color:var(--ink-3);font-weight:600}

/* ============ 弹窗 ============ */
.modal-overlay{z-index:60}
.modal{
  width:min(520px,100%);background:var(--card);border-radius:26px;padding:24px 26px;
  box-shadow:var(--shadow-lg);border:1px solid var(--line);position:relative;
}
.modal-head{display:flex;justify-content:space-between;align-items:flex-start;gap:15px;margin-bottom:16px}
.modal-kicker{display:block;font-size:10.5px;font-weight:800;color:var(--teal);letter-spacing:2px;margin-bottom:2px}
.modal h3{font-family:var(--font-display);font-size:25px;letter-spacing:-.3px}
.editor-label{display:block;font-size:11px;color:var(--ink-3);font-weight:700;margin-bottom:6px}
.editor-input-wrap{position:relative;display:flex;align-items:center;background:var(--white);border:1.5px solid var(--line);border-radius:15px;transition:border-color .18s}
.editor-input-wrap:focus-within{border-color:var(--teal);box-shadow:0 0 0 4px rgba(31,122,107,.08)}
#editor-input{width:100%;border:none;background:none;outline:none;padding:14px 52px 14px 15px;font-family:var(--font-pinyin);font-size:28px;letter-spacing:.4px}
.preview-icon{position:absolute;right:8px;background:var(--teal-soft);color:var(--teal);width:36px;height:36px}
.preview-icon:hover{background:#D7ECE3}
.tone-row{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px;min-height:34px}
.tone-row button{
  border:1px solid var(--line);border-radius:9px;background:var(--white);padding:5px 12px;
  font-family:var(--font-pinyin);font-size:18px;line-height:1.2;transition:.15s;
}
.tone-row button:hover{border-color:var(--teal);background:var(--teal-pale)}
.tone-row button.active{background:var(--teal);color:#fff;border-color:var(--teal)}
.tone-row button.neutral{font-size:12px;font-family:var(--font-ui);font-weight:700;color:var(--ink-2)}
.editor-hint{font-size:11.5px;color:var(--ink-3);margin-top:10px;line-height:1.6}
.editor-hint b{color:var(--ink-2)}
.editor-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:18px;flex-wrap:wrap}
.editor-actions-right{display:flex;gap:8px;margin-left:auto}
.editor-actions .btn{font-size:13px;padding:10px 15px}
.editor-error{color:var(--danger);font-size:11.5px;min-height:0}
.manual-modal{width:min(620px,100%)}
.manual-lead{font-size:12.5px;color:var(--ink-2);line-height:1.7;margin-bottom:10px}
.manual-lead b{color:var(--coral-deep)}
#manual-input{
  width:100%;min-height:190px;resize:vertical;border:1.5px solid var(--line);border-radius:15px;
  background:var(--white);padding:14px 16px;font-family:var(--font-pinyin);font-size:19px;line-height:1.9;
  outline:none;transition:border-color .18s;
}
#manual-input:focus{border-color:var(--teal);box-shadow:0 0 0 4px rgba(31,122,107,.08)}
.manual-example{font-size:11px;color:var(--ink-3);margin-top:8px}
.manual-example code{background:var(--paper);padding:2px 5px;border-radius:4px;font-family:var(--font-pinyin);color:var(--ink-2)}
.manual-count{font-size:11.5px;color:var(--ink-3);font-weight:700}
.confirm-modal{width:min(400px,100%);text-align:center;padding:30px 28px}
.confirm-icon{width:48px;height:48px;border-radius:50%;background:var(--amber-soft);color:var(--amber);display:grid;place-items:center;font-size:23px;font-weight:800;margin:0 auto 12px}
.confirm-modal h3{font-size:24px}
.confirm-modal p{font-size:12.5px;color:var(--ink-3);margin:5px 0 20px}
.confirm-actions{display:flex;gap:8px;justify-content:center}
.confirm-actions .btn{font-size:13px;padding:11px 17px}

/* ============ 大图 ============ */
.lightbox{background:rgba(20,28,34,.9);z-index:70;backdrop-filter:blur(5px);padding:30px}
.lightbox img{max-width:min(920px,100%);max-height:90vh;width:auto;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.4)}
.lightbox-close{position:absolute;right:22px;top:18px;width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.12);color:#fff;font-size:26px;display:grid;place-items:center}
.lightbox-close:hover{background:rgba(255,255,255,.22)}

/* ============ Toast ============ */
.toast{
  position:fixed;left:50%;bottom:26px;transform:translate(-50%,18px);z-index:80;
  background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;font-size:12.5px;
  opacity:0;pointer-events:none;transition:.25s;box-shadow:0 10px 30px rgba(0,0,0,.2);max-width:calc(100vw - 40px);
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ============ 响应式 ============ */
@media (max-width:1050px){
  .home-grid{gap:34px}
  .teacher-stage{min-height:420px}
  .teacher-mascot{width:min(320px,85%)}
  .review-grid{grid-template-columns:minmax(270px,.72fr) minmax(0,1.28fr)}
  .dictation-stage{grid-template-columns:280px minmax(0,1fr);gap:30px}
  .dictation-mascot{width:185px}
}
@media (max-width:880px){
  .topbar{padding:16px 20px 4px}
  .privacy-chip{display:none}
  .view-home{padding:12px 20px 26px}
  .home-grid{grid-template-columns:1fr;min-height:0;gap:20px}
  .hero-copy{max-width:none;padding-top:14px}
  .hero-copy h1{font-size:clamp(40px,9vw,58px);letter-spacing:-1.8px}
  .hero-art{order:2;max-width:560px;width:100%;margin:0 auto}
  .teacher-stage{min-height:430px}
  .teacher-mascot{width:300px}
  .steps-card{margin-top:-8px}
  .home-footer{margin-top:20px;flex-direction:column;gap:5px}
  .view-review{padding:16px 20px 60px}
  .review-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:20px}
  .review-head h2{font-size:36px}
  .review-head-actions{padding:0}
  .review-grid{grid-template-columns:1fr;gap:18px}
  .paper-panel{position:static}
  .paper-preview{max-height:360px}
  .paper-preview img{max-height:358px}
  .paper-tip{display:none}
  .transcript{padding:6px 14px 12px}
  .dictation-stage{grid-template-columns:1fr;gap:14px;align-items:start;padding-bottom:20px}
  .dictation-teacher{max-width:340px;width:100%;margin:0 auto}
  .lectern-card{padding:14px 18px 12px;border-radius:26px;display:grid;grid-template-columns:1fr 64px;text-align:left;align-items:center;gap:4px 10px}
  .lectern-card::before{width:150px;height:150px;top:10px;left:32%;transform:none}
  .live-chip{grid-column:1;justify-self:start;font-size:9.5px}
  .dictation-mascot{grid-column:2;grid-row:1 / 4;width:70px;margin:0}
  .teacher-name{grid-column:1;margin:0;font-size:14px}
  .teacher-caption{grid-column:1;margin:0;font-size:10px}
  .sound-wave.big{display:none}
  .view-dictation{padding:14px 20px 24px;min-height:100vh}
  .dictation-top{padding-bottom:8px;gap:10px}
  .dictation-progress-wrap{max-width:none}
  .question-prompt{font-size:23px;margin:7px 0 12px}
  .countdown-wrap{width:min(280px,72vw)}
  .countdown-number{font-size:80px}
  .dictation-controls{margin-top:16px}
  .dot-progress{margin-top:16px}
  .dictation-hint{display:none}
  .view-done{padding:16px 18px 50px}
  .done-card{padding:32px 22px 28px;border-radius:30px}
  .done-card h2{font-size:32px}
  .done-stamp{width:56px;height:56px;font-size:14px;right:20px;top:20px}
}
@media (max-width:560px){
  .topbar-actions .text-btn{font-size:12px}
  .brand-mark{width:40px;height:40px;border-radius:13px}
  .brand-mark svg{width:29px;height:29px}
  .brand-text b{font-size:20px}
  .hero-copy h1{margin:16px 0 12px}
  .hero-lead{font-size:14.5px;line-height:1.75}
  .feature-row{gap:11px 14px;font-size:11px;margin:15px 0 18px}
  .upload-card{grid-template-columns:48px 1fr;padding:16px 16px 13px;gap:10px 12px}
  .upload-illustration{width:48px;height:48px;border-radius:13px}
  .upload-illustration svg{width:41px;height:41px}
  .upload-main b{font-size:14.5px}
  .upload-main span{font-size:11px}
  .upload-card .btn-primary{grid-column:1/-1;width:100%;padding:12px}
  .upload-foot{flex-direction:column;align-items:flex-start;gap:5px}
  .home-settings{gap:8px}
  .home-settings .setting-note{width:100%}
  .teacher-stage{min-height:390px}
  .teacher-stage::before{width:min(390px,86vw);height:min(390px,86vw)}
  .teacher-stage::after{width:min(330px,72vw);height:min(330px,72vw)}
  .teacher-mascot{width:250px;margin-top:52px}
  .teacher-bubble{padding:11px 14px;top:0;left:0}
  .teacher-bubble b{font-size:15px}
  .stage-note{top:225px;right:6px;font-size:10px;padding:6px 11px}
  .steps-card{padding:10px 11px;gap:5px}
  .step>span{display:none}
  .step b{font-size:10px}
  .step small{font-size:8.5px}
  .step-arrow{font-size:11px}
  .review-head h2{font-size:31px}
  .review-head p{font-size:12.5px}
  .review-head-actions{width:100%}
  .review-head-actions .btn{flex:1}
  .list-head h3{font-size:21px}
  .list-head p{font-size:11px}
  .item-chip{padding:6px 8px 6px 6px}
  .item-chip .py{font-size:18px}
  .transcript-row{grid-template-columns:24px minmax(0,1fr);padding:10px 0}
  .row-index{font-size:9px}
  .tone-note{font-size:11px;color:var(--ink-3);line-height:1.6;margin:9px 3px 2px;padding-left:12px;border-left:2px solid var(--line)}
.start-card{padding:15px;gap:14px;justify-content:stretch}
  .start-settings{width:100%;justify-content:space-between;gap:10px}
  .start-actions{width:100%}
  .preview-btn{flex:1}
  .btn-start{flex:1.4}
  .segment button{font-size:10.5px}
  .view-dictation{padding:10px 14px 18px}
  .dictation-top .text-btn{font-size:11px}
  .dictation-top #pause-dictation span{display:none}
  .question-prompt{font-size:21px}
  .countdown-wrap{width:min(250px,68vw)}
  .countdown-number{font-size:68px}
  .countdown-label{font-size:11px;margin-top:7px}
  .control-btn{font-size:11px;padding:10px 12px}
  .control-btn.primary{flex:1;justify-content:center}
  .done-actions .btn{flex:1;min-width:120px}
  .done-stats b{font-size:23px}
  .modal{padding:20px 18px;border-radius:22px}
  .modal h3{font-size:22px}
  #editor-input{font-size:19px;padding:12px 48px 12px 13px}
  .editor-actions .btn{padding:9px 12px;font-size:12px}
  .manual-modal{padding:20px 16px}
  #manual-input{font-size:17px;min-height:170px}
  .processing-card{padding:24px 20px 20px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}
/* 手动输入时清单占满整行 */
.review-grid.no-paper{grid-template-columns:minmax(0,860px);justify-content:center}
.review-grid.no-paper .list-panel{width:100%}
@media (max-height:740px) and (max-width:880px){
  .view-dictation{padding-top:8px;padding-bottom:12px}
  .dictation-top{padding-bottom:4px}
  .lectern-card{padding:10px 14px;border-radius:22px}
  .dictation-mascot{width:56px}
  .teacher-name{font-size:13px}
  .teacher-caption{font-size:9px}
  .question-kicker{font-size:11px}
  .question-prompt{font-size:19px;margin:4px 0 8px}
  .countdown-wrap{width:min(215px,60vw)}
  .countdown-number{font-size:58px}
  .countdown-unit{margin-top:0}
  .countdown-label{margin-top:4px;font-size:10px;padding:4px 9px}
  .dictation-controls{margin-top:10px}
  .dot-progress{margin-top:10px}
}
/* 连读题的逐音节声调 */
.multi-tone-list{display:flex;flex-direction:column;gap:5px;margin-top:8px;max-height:286px;overflow-y:auto;padding:2px 4px 2px 1px}
.syllable-tone-row{display:grid;grid-template-columns:20px 66px minmax(0,1fr);align-items:center;gap:6px;background:var(--white);border:1px solid var(--line-soft);border-radius:11px;padding:5px 7px}
.st-index{font-family:var(--font-pinyin);font-size:9px;color:var(--ink-3);text-align:right}
.st-current{font-family:var(--font-pinyin);font-size:18px;line-height:1.2;text-align:center;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.st-options{display:flex;gap:3px;flex-wrap:wrap;align-items:center}
.st-options button{border:1px solid var(--line);border-radius:7px;background:var(--white);padding:3px 7px;min-width:38px;font-family:var(--font-pinyin);font-size:14px;line-height:1.25;transition:.14s}
.st-options button:hover{border-color:var(--teal);background:var(--teal-pale)}
.st-options button.active{background:var(--teal);border-color:var(--teal);color:#fff}
.st-options button.neutral{font-family:var(--font-ui);font-size:10px;min-width:36px;color:var(--ink-2)}
.st-options button.neutral.active{color:#fff}
.editor-modal{max-height:calc(100vh - 32px);overflow-y:auto}
@media (max-width:560px){
  .syllable-tone-row{grid-template-columns:16px 50px minmax(0,1fr);gap:4px;padding:4px 5px}
  .st-current{font-size:16px}
  .st-options button{font-size:13px;min-width:34px;padding:3px 5px}
  .multi-tone-list{max-height:300px}
}
.engine-setting{margin-top:7px}
.engine-setting .segmented button:disabled{opacity:.42;cursor:not-allowed}
.engine-setting #engine-note{max-width:360px;line-height:1.5}
.engine-setting #engine-note.good{color:var(--teal)}
.engine-setting #engine-note.warn{color:var(--amber)}