:root{
  /* 粉色主色系 */
  --pink:#ec4899;
  --pink-600:#db2777;
  --pink-700:#be185d;
  --pink-400:#f472b6;
  --pink-300:#f9a8d4;
  --pink-50:#fdf2f8;
  --pink-100:#fce7f3;
  --pink-line:#f9d3e4;

  --brand:var(--pink);
  --brand-dark:var(--pink-700);
  --brand-soft:var(--pink-50);

  /* 辅助色 */
  --grape:#a855f7;
  --grape-soft:#f5e8ff;
  --accent:#f59e0b;
  --accent-soft:#fff5e6;
  --green:#10b981;
  --green-soft:#e7f8f1;
  --red:#ef4444;
  --red-soft:#fdecec;
  --purple:var(--grape);
  --purple-soft:var(--grape-soft);

  --bg:#fff7fb;
  --card:#ffffff;
  --text:#3b2733;
  --text-strong:#2b1b25;
  --muted:#8b7280;
  --line:#f6dce8;

  --radius:16px;
  --shadow:0 4px 16px rgba(236,72,153,.07);
  --shadow-md:0 10px 26px rgba(236,72,153,.12);
  --shadow-lg:0 18px 44px rgba(190,24,93,.18);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);line-height:1.65;
  background:
    radial-gradient(1100px 520px at 8% -8%, #ffe4f0 0%, rgba(255,228,240,0) 60%),
    radial-gradient(900px 480px at 102% 4%, #f3e8ff 0%, rgba(243,232,255,0) 58%),
    radial-gradient(700px 420px at 50% 108%, #ffe9f3 0%, rgba(255,233,243,0) 60%),
    var(--bg);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.35;color:var(--text-strong)}
p{margin:0 0 .8em}
::selection{background:var(--pink-100);color:var(--pink-700)}

/* 滚动条 */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--pink-300);border-radius:10px;border:2px solid transparent;background-clip:content-box}
::-webkit-scrollbar-thumb:hover{background:var(--pink-400);background-clip:content-box}

/* ---------- 顶栏 ---------- */
.topbar{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--pink-line);
  box-shadow:0 2px 14px rgba(236,72,153,.08);
}
.topbar-inner{
  max-width:1200px;margin:0 auto;padding:0 16px;height:64px;
  display:flex;align-items:center;gap:16px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(135deg,#ff8fbf,#ec4899 55%,#c084fc);
  color:#fff;font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:center;
  letter-spacing:-.5px;box-shadow:0 4px 12px rgba(236,72,153,.35);
}
.logo-text{font-weight:800;font-size:17px;letter-spacing:.4px;
  background:linear-gradient(100deg,#db2777,#a855f7);
  -webkit-background-clip:text;background-clip:text;color:transparent;}
.nav{display:flex;gap:3px;margin-left:auto;flex-wrap:wrap}
.nav a{
  padding:8px 13px;border-radius:999px;font-size:14px;color:var(--muted);
  transition:.18s;white-space:nowrap;font-weight:500;
}
.nav a:hover{background:var(--pink-50);color:var(--pink-600)}
.nav a.active{
  background:linear-gradient(120deg,#ff7fae,#ec4899 55%,#c084fc);
  color:#fff;font-weight:600;box-shadow:0 5px 14px rgba(236,72,153,.32);
}
.nav-toggle{
  display:none;margin-left:auto;background:#fff;border:1px solid var(--pink-line);
  width:38px;height:34px;border-radius:10px;font-size:17px;color:var(--pink-600);
}

/* ---------- 布局 ---------- */
.app{max-width:1200px;margin:0 auto;padding:24px 16px 64px;min-height:70vh}
.page-head{margin-bottom:18px}
.page-head h1{font-size:25px;margin-bottom:6px;position:relative;display:inline-block}
.page-head h1::after{
  content:"";position:absolute;left:0;right:0;bottom:-8px;height:6px;border-radius:6px;
  background:linear-gradient(90deg,#ff9ecb,#ec4899 45%,rgba(192,132,252,.15));
  opacity:.55;
}
.page-head .sub{color:var(--muted);font-size:14px;margin:14px 0 0}
.card{
  background:var(--card);border:1px solid var(--pink-line);border-radius:var(--radius);
  padding:18px;box-shadow:var(--shadow);margin-bottom:16px;
}
.card-title{font-size:16px;font-weight:700;display:flex;align-items:center;gap:8px;margin-bottom:12px;color:var(--text-strong)}
.card-title .tag{
  font-size:12px;font-weight:600;padding:3px 9px;border-radius:20px;
  background:var(--pink-100);color:var(--pink-700);
}
.grid{display:grid;gap:15px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}

/* ---------- 按钮 ---------- */
.btn{
  border:1px solid var(--pink-line);background:#fff;color:var(--text);
  padding:9px 15px;border-radius:12px;font-size:14px;transition:.18s;
  display:inline-flex;align-items:center;gap:6px;line-height:1.4;font-weight:500;
}
.btn:hover{border-color:var(--pink-400);color:var(--pink-600);background:var(--pink-50);transform:translateY(-1px);box-shadow:0 6px 14px rgba(236,72,153,.14)}
.btn:active{transform:translateY(0)}
.btn.primary{
  background:linear-gradient(120deg,#ff8fbf,#ec4899 55%,#d946a8);
  border-color:transparent;color:#fff;font-weight:600;
  box-shadow:0 6px 16px rgba(236,72,153,.3);
}
.btn.primary:hover{background:linear-gradient(120deg,#ff7fae,#db2777 55%,#c026d3);color:#fff;box-shadow:0 9px 20px rgba(236,72,153,.38)}
.btn.ghost{background:transparent}
.btn.danger{color:var(--red);border-color:#f7c9c9}
.btn.danger:hover{background:var(--red-soft);border-color:var(--red);color:var(--red);box-shadow:none}
.btn.sm{padding:6px 11px;font-size:13px;border-radius:10px}
.btn.lg{padding:12px 24px;font-size:15px}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn.active{
  background:linear-gradient(120deg,#ff8fbf,#ec4899 55%,#c084fc);
  border-color:transparent;color:#fff;font-weight:600;box-shadow:0 6px 16px rgba(236,72,153,.28);
}

/* ---------- 表单 ---------- */
select,input[type=text],input[type=number],textarea{
  font-family:inherit;font-size:14px;padding:9px 12px;
  border:1px solid var(--pink-line);border-radius:12px;background:#fff;color:var(--text);
  outline:none;transition:.18s;color-scheme:light;
}
select:focus,input:focus,textarea:focus{
  border-color:var(--pink-400);box-shadow:0 0 0 4px rgba(236,72,153,.13);
}
label.fld{display:block;font-size:13px;color:var(--muted);margin-bottom:4px;font-weight:500}

/* ---------- 芯片 ---------- */
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{
  padding:7px 14px;border-radius:999px;border:1px solid var(--pink-line);background:#fff;
  font-size:13px;color:var(--muted);transition:.18s;font-weight:500;
}
.chip:hover{border-color:var(--pink-400);color:var(--pink-600);background:var(--pink-50)}
.chip.active{
  background:linear-gradient(120deg,#ff8fbf,#ec4899 60%,#c084fc);
  border-color:transparent;color:#fff;font-weight:600;box-shadow:0 5px 13px rgba(236,72,153,.3);
}

/* ---------- 首页 ---------- */
.hero{
  background:linear-gradient(125deg,#ff9ecb 0%,#ec4899 45%,#c084fc 100%);
  color:#fff;border-radius:24px;padding:34px 30px;margin-bottom:18px;
  position:relative;overflow:hidden;box-shadow:0 18px 40px rgba(190,24,93,.22);
}
.hero::before{
  content:"";position:absolute;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.16);top:-110px;right:-70px;
}
.hero::after{
  content:"";position:absolute;width:200px;height:200px;border-radius:50%;
  background:rgba(255,255,255,.11);bottom:-120px;left:12%;
}
.hero h1{font-size:27px;margin-bottom:8px;color:#fff;position:relative;z-index:1}
.hero p{opacity:.95;margin-bottom:18px;max-width:660px;font-size:15px;position:relative;z-index:1}
.hero .btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px;position:relative;z-index:1}
.hero .btn-row .btn{
  background:rgba(255,255,255,.2);border-color:rgba(255,255,255,.5);color:#fff;font-weight:600;
  backdrop-filter:blur(4px);
}
.hero .btn-row .btn:hover{background:#fff;color:var(--pink-600);transform:translateY(-2px)}
.hero-stats{display:flex;gap:11px;flex-wrap:wrap;position:relative;z-index:1}
.hero-stat{
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.35);
  border-radius:14px;padding:10px 17px;min-width:98px;backdrop-filter:blur(4px);
}
.hero-stat b{display:block;font-size:22px;line-height:1.2;font-weight:800}
.hero-stat span{font-size:12px;opacity:.92}

.feat{
  display:block;border:1px solid var(--pink-line);border-radius:var(--radius);background:#fff;
  padding:18px;box-shadow:var(--shadow);transition:.2s;height:100%;position:relative;overflow:hidden;
}
.feat::before{
  content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,158,203,.10),rgba(192,132,252,.06));
  opacity:0;transition:.2s;
}
.feat:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--pink-300)}
.feat:hover::before{opacity:1}
.feat .ico{
  width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-size:22px;margin-bottom:11px;
  background:linear-gradient(135deg,#ffe4f0,#f9d5e6);
  box-shadow:0 4px 10px rgba(236,72,153,.12);
}
.feat h3{font-size:15.5px;margin-bottom:5px;position:relative}
.feat p{font-size:13px;color:var(--muted);margin:0;position:relative}

/* ---------- 单词表 ---------- */
.word-list{display:grid;gap:9px}
.word-item{
  display:flex;align-items:center;gap:12px;padding:12px 15px;
  border:1px solid var(--pink-line);border-radius:13px;background:#fff;transition:.16s;
}
.word-item:hover{border-color:var(--pink-300);background:linear-gradient(90deg,#fff,#fdf2f8);transform:translateX(3px)}
.word-item .en{font-weight:700;font-size:16px;min-width:150px;letter-spacing:.2px;color:var(--pink-700)}
.word-item .ph{color:var(--muted);font-size:13px;font-family:"Times New Roman",serif;min-width:120px}
.word-item .cn{flex:1;color:#5b4552}
.word-item .ops{display:flex;gap:6px}
.icon-btn{
  width:31px;height:31px;border-radius:9px;border:1px solid var(--pink-line);background:#fff;
  font-size:14px;display:flex;align-items:center;justify-content:center;color:var(--muted);
  transition:.16s;padding:0;
}
.icon-btn:hover{border-color:var(--pink-400);color:var(--pink-600);background:var(--pink-50);transform:scale(1.08)}
.icon-btn.on{background:var(--accent-soft);border-color:var(--accent);color:#b45309}
.hide-cn .cn{filter:blur(6px);cursor:pointer}
.hide-cn .cn.revealed{filter:none}

/* ---------- 连连看 ---------- */
.match-bar{
  display:flex;gap:16px;flex-wrap:wrap;align-items:center;
  background:linear-gradient(120deg,#fff,#fdf2f8);
  border:1px solid var(--pink-line);border-radius:14px;padding:13px 17px;margin-bottom:15px;
  box-shadow:var(--shadow);
}
.stat{display:flex;flex-direction:column;min-width:66px}
.stat b{font-size:20px;line-height:1.2;font-variant-numeric:tabular-nums;color:var(--pink-600);font-weight:800}
.stat span{font-size:12px;color:var(--muted)}
.match-board{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.match-col{display:grid;gap:10px;align-content:start}
.mcard{
  border:1.5px solid var(--pink-line);border-radius:13px;background:#fff;padding:12px 14px;
  font-size:14px;text-align:center;transition:.16s;min-height:54px;
  display:flex;align-items:center;justify-content:center;cursor:pointer;word-break:break-word;
  box-shadow:0 2px 6px rgba(236,72,153,.05);
}
.mcard:hover{border-color:var(--pink-400);background:var(--pink-50);transform:translateY(-2px)}
.mcard.sel{
  background:linear-gradient(120deg,#ff8fbf,#ec4899 60%,#c084fc);
  border-color:transparent;color:#fff;font-weight:600;
  box-shadow:0 7px 16px rgba(236,72,153,.32);
}
.mcard.done{
  background:var(--green-soft);border-color:var(--green);color:#065f46;
  opacity:.6;cursor:default;font-weight:600;box-shadow:none;transform:none;
}
.mcard.wrong{animation:shake .4s;border-color:var(--red);background:var(--red-soft)}
@keyframes shake{
  0%,100%{transform:translateX(0)}25%{transform:translateX(-6px)}
  50%{transform:translateX(6px)}75%{transform:translateX(-4px)}
}
.mcard.hint{box-shadow:0 0 0 3px var(--accent)}
.match-finish{
  text-align:center;padding:34px 18px;background:#fff;border:1px solid var(--pink-line);
  border-radius:var(--radius);box-shadow:var(--shadow);
}
.match-finish h2{color:var(--green)}

/* ---------- 连词成句 ---------- */
.sent-target{
  min-height:68px;border:2px dashed var(--pink-300);border-radius:14px;
  background:linear-gradient(120deg,#fdf2f8,#fff);
  padding:13px;display:flex;gap:8px;flex-wrap:wrap;align-content:flex-start;margin-bottom:13px;
}
.sent-pool{
  min-height:68px;border:1px solid var(--pink-line);border-radius:14px;background:#fff;
  padding:13px;display:flex;gap:8px;flex-wrap:wrap;align-content:flex-start;box-shadow:var(--shadow);
}
.sent-empty{color:var(--muted);font-size:13px;padding:6px 2px}
.tile{
  padding:9px 15px;border-radius:12px;border:1px solid var(--pink-line);background:#fff;
  font-size:15px;transition:.16s;user-select:none;box-shadow:0 2px 6px rgba(236,72,153,.06);
}
.tile:hover{border-color:var(--pink-400);background:var(--pink-50);transform:translateY(-2px)}
.tile.in-target{
  background:linear-gradient(120deg,#ff8fbf,#ec4899 60%,#c084fc);
  border-color:transparent;color:#fff;font-weight:600;box-shadow:0 6px 14px rgba(236,72,153,.28);
}
.tile.good{background:var(--green-soft);border-color:var(--green);color:#065f46;font-weight:600;box-shadow:none}
.tile.bad{background:var(--red-soft);border-color:var(--red);color:#991b1b;font-weight:600;box-shadow:none}
.sent-tip{
  background:var(--accent-soft);border:1px solid #fcd9a3;border-radius:12px;
  padding:12px 15px;font-size:14px;margin-top:13px;
}
.sent-tip b{color:#b45309}
.answer-box{
  background:var(--green-soft);border:1px solid var(--green);border-radius:12px;
  padding:13px 15px;margin-top:13px;font-size:15px;color:#065f46;
}

/* ---------- 听力 ---------- */
.listen-passage{
  background:#fff;border:1px solid var(--pink-line);border-radius:14px;padding:17px;margin-bottom:15px;
  box-shadow:var(--shadow);
}
.listen-text{background:linear-gradient(120deg,#fffafd,#fdf2f8);border:1px solid var(--pink-line);border-radius:12px;padding:15px;font-size:15px;line-height:1.9}
.listen-text.hidden{display:none}
.q-item{border:1px solid var(--pink-line);border-radius:14px;padding:15px;margin-bottom:12px;background:#fff;box-shadow:0 2px 8px rgba(236,72,153,.05)}
.q-item h4{font-size:15px;margin-bottom:11px;color:var(--text-strong)}
.q-item.correct{border-color:var(--green);background:var(--green-soft)}
.q-item.wrong{border-color:var(--red);background:var(--red-soft)}
.opt{
  display:flex;gap:10px;align-items:flex-start;padding:9px 13px;border:1px solid var(--pink-line);
  border-radius:12px;margin-bottom:8px;cursor:pointer;font-size:14px;transition:.16s;background:#fff;
}
.opt:hover{background:var(--pink-50);border-color:var(--pink-400);transform:translateX(3px)}
.opt.pick{border-color:var(--pink-400);background:var(--pink-50)}
.opt.right{border-color:var(--green);background:var(--green-soft);color:#065f46;font-weight:600}
.opt.err{border-color:var(--red);background:var(--red-soft);color:#991b1b}
.opt .k{font-weight:700;min-width:18px;color:var(--pink-600)}

/* ---------- 阅读/真题 ---------- */
.passage{
  background:#fff;border:1px solid var(--pink-line);border-radius:14px;padding:19px;
  font-size:15.5px;line-height:2;box-shadow:var(--shadow);
}
.passage p{margin-bottom:12px}
.passage .blank{
  display:inline-block;min-width:74px;border-bottom:2px solid var(--pink);
  text-align:center;color:var(--pink-600);font-weight:700;
}
.tab-bar{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:15px}
.fill-input{
  border:1px solid var(--pink-line);border-radius:9px;padding:4px 9px;width:120px;
  font-size:14px;text-align:center;
}
.fill-input.ok{border-color:var(--green);background:var(--green-soft);color:#065f46}
.fill-input.no{border-color:var(--red);background:var(--red-soft);color:#991b1b}

/* ---------- 作文 ---------- */
.tpl-box{
  background:#fff;border:1px solid var(--pink-line);border-radius:14px;padding:17px;margin-bottom:13px;
  box-shadow:var(--shadow);
}
.tpl-box h4{color:var(--pink-600);font-size:15px;margin-bottom:9px}
.tpl-pre{
  background:linear-gradient(120deg,#fffafd,#fdf2f8);
  border:1px solid var(--pink-line);border-left:4px solid var(--pink);
  border-radius:10px;padding:14px 16px;white-space:pre-wrap;font-size:14.5px;line-height:1.9;
  font-family:"Segoe UI","Microsoft YaHei",sans-serif;margin:0 0 11px;
}
.sent-bank{display:grid;grid-template-columns:repeat(auto-fill,minmax(268px,1fr));gap:10px}
.sent-card{
  border:1px solid var(--pink-line);border-radius:12px;padding:11px 13px;background:#fff;font-size:14px;
  transition:.16s;
}
.sent-card:hover{border-color:var(--pink-300);background:var(--pink-50);transform:translateY(-2px)}
.sent-card .en{font-weight:600;color:var(--text-strong)}
.sent-card .cn{color:var(--muted);font-size:13px;margin-top:4px}
.essay-editor{
  width:100%;min-height:230px;border:1px solid var(--pink-line);border-radius:14px;padding:15px;
  font-size:15px;line-height:1.85;resize:vertical;font-family:inherit;background:#fffafc;
}
.score-panel{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:11px;margin-top:15px}
.score-item{
  background:linear-gradient(140deg,#fff,#fdf2f8);
  border:1px solid var(--pink-line);border-radius:13px;padding:13px;text-align:center;
  box-shadow:0 3px 10px rgba(236,72,153,.07);
}
.score-item b{display:block;font-size:23px;color:var(--pink-600);font-weight:800}
.score-item span{font-size:12px;color:var(--muted)}

/* ---------- 统计/列表 ---------- */
.empty{
  text-align:center;padding:40px 18px;color:var(--muted);
  border:1.5px dashed var(--pink-300);border-radius:var(--radius);background:rgba(255,255,255,.7);
}
.empty .ico{font-size:36px;display:block;margin-bottom:9px}
.list-item{
  display:flex;align-items:center;gap:12px;padding:12px 15px;border:1px solid var(--pink-line);
  border-radius:13px;background:#fff;margin-bottom:9px;transition:.16s;
}
.list-item:hover{border-color:var(--pink-300);background:var(--pink-50)}
.list-item .main{flex:1;min-width:0}
.list-item .main b{display:block;font-size:15px;color:var(--pink-700)}
.list-item .main small{color:var(--muted);font-size:12.5px}
.list-item.wrong-item{border-left:4px solid var(--red)}
.progress{height:9px;background:var(--pink-100);border-radius:20px;overflow:hidden;margin-top:7px}
.progress i{display:block;height:100%;background:linear-gradient(90deg,#ff9ecb,#ec4899 55%,#c084fc);border-radius:20px;transition:width .4s}
.badge{
  display:inline-block;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600;
  background:var(--pink-100);color:var(--pink-700);
}
.badge.g{background:var(--green-soft);color:#065f46}
.badge.r{background:var(--red-soft);color:#991b1b}
.badge.a{background:var(--accent-soft);color:#b45309}
.badge.p{background:var(--grape-soft);color:var(--grape)}

/* ---------- 弹窗：修复 hidden 失效（作者样式 display 覆盖了 UA 规则） ---------- */
.modal-mask[hidden]{display:none !important;}
.modal-mask{
  position:fixed;inset:0;background:rgba(88,28,55,.45);
  backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);
  z-index:200;display:flex;align-items:center;justify-content:center;padding:18px;
  animation:fadeIn .18s ease;
}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal{
  background:#fff;border-radius:20px;width:100%;max-width:560px;max-height:86vh;
  display:flex;flex-direction:column;box-shadow:var(--shadow-lg);
  border:1px solid var(--pink-line);animation:popIn .22s cubic-bezier(.2,.9,.3,1.2);
}
@keyframes popIn{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}
.modal-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;border-bottom:1px solid var(--pink-line);
  background:linear-gradient(120deg,#fff,#fdf2f8);border-radius:20px 20px 0 0;
}
.modal-head h3{margin:0;font-size:16.5px;color:var(--pink-700)}
.modal-close{background:#fff;border:1px solid var(--pink-line);font-size:15px;color:var(--muted);padding:3px 9px;border-radius:9px;transition:.16s}
.modal-close:hover{background:var(--pink-50);color:var(--pink-600);border-color:var(--pink-300)}
.modal-body{padding:19px;overflow:auto;flex:1}
.modal-foot{padding:14px 20px;border-top:1px solid var(--pink-line);display:flex;gap:10px;justify-content:flex-end;background:#fffafc;border-radius:0 0 20px 20px}

/* ---------- Toast ---------- */
.toast-wrap{position:fixed;top:78px;left:50%;transform:translateX(-50%);z-index:300;display:grid;gap:8px;pointer-events:none}
.toast{
  background:rgba(60,25,45,.94);color:#fff;padding:11px 20px;border-radius:24px;font-size:14px;
  box-shadow:0 10px 26px rgba(90,30,60,.28);animation:tin .25s;
  pointer-events:auto;cursor:pointer;backdrop-filter:blur(4px);
}
.toast.ok{background:linear-gradient(120deg,#34d399,#10b981)}
.toast.err{background:linear-gradient(120deg,#fb7185,#ef4444)}
.toast.info{background:linear-gradient(120deg,#ff8fbf,#ec4899)}
@keyframes tin{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}

/* ---------- 页脚 ---------- */
.footer{
  background:linear-gradient(180deg,rgba(255,255,255,.6),#fff);
  border-top:1px solid var(--pink-line);margin-top:34px;
}
.footer-inner{
  max-width:1200px;margin:0 auto;padding:26px 16px;display:grid;gap:18px;
  grid-template-columns:1.4fr 1fr 1.4fr;font-size:13.5px;color:var(--muted);
}
.footer-inner p{margin:0 0 4px}
.footer-inner strong{color:var(--pink-700);font-size:15px}
.footer-links{display:grid;gap:6px}
.footer-links a:hover{color:var(--pink-600)}
.copy{margin-top:7px}

/* ---------- 响应式 ---------- */
@media (max-width:960px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .nav{
    display:none;position:absolute;top:64px;left:0;right:0;background:#fff;
    border-bottom:1px solid var(--pink-line);padding:11px;flex-direction:column;
    box-shadow:var(--shadow-md);max-height:72vh;overflow:auto;
  }
  .nav.open{display:flex}
  .nav a{padding:11px 14px;font-size:15px}
  .nav-toggle{display:block}
  .logo-text{font-size:15px}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .hero{padding:22px}
  .hero h1{font-size:21px}
  .match-board{grid-template-columns:1fr;gap:11px}
  .word-item{flex-wrap:wrap}
  .word-item .en{min-width:0;flex:1 1 100%}
  .word-item .ph{min-width:0}
  .footer-inner{grid-template-columns:1fr}
  .app{padding:18px 13px 52px}
}