/* ============ 基礎變數 ============ */
:root{
  --paper:#F4EFE2;
  --paper-2:#FFFDF8;
  --paper-3:#FCF7EB;
  --paper-4:#F8F2E4;
  --ink:#1C241B;
  --ink-2:#47544A;
  --ink-3:#8A958A;
  --green:#1B5A4C;
  --green-d:#0F3D33;
  --green-l:#DFEBE5;
  --green-l2:#EDF4EF;
  --green-l3:#F4F8F5;
  --orange:#DD7E28;
  --orange-d:#B86014;
  --orange-l:#FBEDD9;
  --orange-l2:#FEF6EC;
  --red:#B53D30;
  --red-l:#F8E7E4;
  --blue:#2A6388;
  --blue-l:#E4EDF3;
  --purple:#6B4FA0;
  --purple-l:#EDE7F6;
  --gold:#D4A017;
  --gold-l:#FFF8E1;
  --line:#DED5C2;
  --line-2:#ECE5D5;
  --line-3:#F2ECDF;
  --shadow:0 1px 2px rgba(28,36,27,.04), 0 4px 14px rgba(28,36,27,.05);
  --shadow-md:0 2px 8px rgba(28,36,27,.06), 0 8px 28px rgba(28,36,27,.08);
  --shadow-lg:0 12px 48px rgba(28,36,27,.18);
  --shadow-glow:0 0 0 3px rgba(27,90,76,.12);
  --r:14px;
  --r-lg:20px;
  --r-xl:26px;
  --tap:48px;
  --sidebar:252px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang HK","Hiragino Sans CNS","Microsoft JhengHei","Noto Sans CJK HK",Roboto,sans-serif;
  --ease:cubic-bezier(.3,1,.4,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  font-family:var(--font);
  background-color:var(--paper);
  background-image:
    radial-gradient(ellipse at 20% 0%,rgba(27,90,76,.04) 0%,transparent 50%),
    radial-gradient(ellipse at 80% 100%,rgba(221,126,40,.035) 0%,transparent 50%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='140' height='140' filter='url(%23n)' opacity='0.04'/></svg>");
  color:var(--ink);
  font-size:16px;
  line-height:1.65;
  min-height:100vh;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
}
button,input,select,textarea{font-family:inherit;font-size:16px;color:inherit}
button{cursor:pointer;border:none;background:none;transition:transform .12s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease)}
input,select,textarea{font-size:16px}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
svg{display:block;flex:none}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:#D0C7B3;border-radius:6px;border:2px solid transparent;background-clip:padding-box}
::-webkit-scrollbar-thumb:hover{background:#BFB59E;background-clip:padding-box;border:2px solid transparent}
::-webkit-scrollbar-track{background:transparent}
::selection{background:rgba(27,90,76,.18);color:var(--green-d)}

/* ============ 佈局 ============ */
.shell{min-height:100vh;display:flex;flex-direction:column}
.main{
  flex:1;width:100%;max-width:1180px;margin:0 auto;
  padding:14px 14px calc(88px + env(safe-area-inset-bottom)) 14px;
}
.view{display:none;animation:fade .28s var(--ease)}
.view.on{display:block}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* 手機頂欄 */
.mhead{
  position:sticky;top:0;z-index:40;
  background:linear-gradient(180deg,var(--green) 0%,var(--green) 55%,rgba(27,90,76,.97) 100%);
  color:#fff;padding:calc(10px + env(safe-area-inset-top)) 14px 12px;
  display:flex;align-items:center;gap:10px;
  box-shadow:0 2px 20px rgba(15,61,51,.18);
}
.mhead .logo{width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.16);display:grid;place-items:center;flex:none;backdrop-filter:blur(4px)}
.mhead .t{flex:1;min-width:0}
.mhead .t b{display:block;font-size:16px;letter-spacing:.5px}
.mhead .t span{display:block;font-size:11.5px;opacity:.78;letter-spacing:.3px}
.mhead .gear{width:var(--tap);height:var(--tap);border-radius:12px;display:grid;place-items:center;color:#fff;background:rgba(255,255,255,.1);transition:background .18s}
.mhead .gear:active{background:rgba(255,255,255,.2);transform:scale(.94)}

/* 平板頂部橫向導航 */
.tabtop{display:none}

/* 電腦左側邊欄 */
.sidebar{display:none}

/* 手機底部 Tab */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  background:rgba(255,253,248,.92);
  backdrop-filter:saturate(1.6) blur(12px);
  -webkit-backdrop-filter:saturate(1.6) blur(12px);
  border-top:1px solid rgba(222,213,194,.7);
  display:grid;grid-template-columns:repeat(5,1fr);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -4px 24px rgba(28,36,27,.06);
}
.tabbar button{
  min-height:var(--tap);padding:8px 2px 5px;
  display:flex;flex-direction:column;align-items:center;gap:3px;
  color:var(--ink-3);font-size:12.5px;font-weight:700;position:relative;
  transition:color .2s var(--ease);
}
.tabbar button .ico{width:24px;height:24px;transition:transform .25s var(--ease-spring)}
.tabbar button .dot{position:absolute;top:4px;right:calc(50% - 22px);min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--red);color:#fff;font-size:11px;line-height:18px;font-weight:700;box-shadow:0 2px 6px rgba(181,61,48,.35)}
.tabbar button.on{color:var(--green);font-weight:800}
.tabbar button.on::before{content:"";position:absolute;top:0;left:25%;right:25%;height:3px;border-radius:0 0 4px 4px;background:var(--green);box-shadow:0 0 8px rgba(27,90,76,.4)}
.tabbar button.on .ico{transform:translateY(-2px) scale(1.15)}
.tabbar button.on{background:linear-gradient(180deg,var(--green-l) 0%,transparent 65%)}

/* ============ 通用卡片 ============ */
.card{
  background:var(--paper-2);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:15px;margin-bottom:13px;
  box-shadow:var(--shadow);position:relative;
  transition:box-shadow .25s var(--ease),transform .25s var(--ease);
}
.card.flat{box-shadow:none}
.card-h{display:flex;align-items:center;gap:9px;margin-bottom:12px}
.card-h .ic{
  width:30px;height:30px;border-radius:9px;
  background:linear-gradient(135deg,var(--green-l),var(--green-l2));
  color:var(--green);display:grid;place-items:center;flex:none;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.6);
}
.card-h h3{font-size:16px;flex:1;min-width:0}
.card-h .sub{font-size:12px;color:var(--ink-3);font-weight:500}
.sec-t{font-size:12px;font-weight:800;letter-spacing:1.6px;color:var(--ink-3);margin:20px 2px 9px;text-transform:uppercase}

/* 按鈕 */
.btn{
  min-height:var(--tap);padding:0 18px;border-radius:13px;
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  font-size:15px;font-weight:700;transition:all .18s var(--ease);
  border:1px solid transparent;position:relative;overflow:hidden;
}
.btn::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.12) 0%,transparent 50%);pointer-events:none;border-radius:inherit}
.btn:active{transform:scale(.97)}
.btn-p{background:linear-gradient(135deg,var(--green) 0%,#287060 100%);color:#fff;box-shadow:0 3px 12px rgba(27,90,76,.25),inset 0 1px 0 rgba(255,255,255,.15)}
.btn-p:hover{background:linear-gradient(135deg,var(--green-d) 0%,#1F5C4D 100%);box-shadow:0 5px 18px rgba(27,90,76,.32)}
.btn-o{background:linear-gradient(135deg,var(--orange) 0%,#E89940 100%);color:#fff;box-shadow:0 3px 12px rgba(221,126,40,.25),inset 0 1px 0 rgba(255,255,255,.18)}
.btn-o:hover{background:linear-gradient(135deg,var(--orange-d) 0%,#D47E2A 100%);box-shadow:0 5px 18px rgba(221,126,40,.32)}
.btn-g{background:var(--paper-3);color:var(--ink-2);border-color:var(--line)}
.btn-g:hover{background:#F4ECDB;border-color:var(--line)}
.btn-r{background:var(--red-l);color:var(--red);border-color:#EEC9C2}
.btn-r:hover{background:#F5DDD8}
.btn-line{background:transparent;color:var(--green);border-color:var(--green)}
.btn-line:hover{background:var(--green-l)}
.btn-sm{min-height:40px;padding:0 13px;font-size:13.5px;border-radius:11px}
.btn-block{width:100%}
.btn:disabled{opacity:.45;pointer-events:none}
.btn-row{display:flex;gap:9px;flex-wrap:wrap}

/* 表單 */
.field{margin-bottom:13px}
.field label{display:block;font-size:13px;font-weight:700;color:var(--ink-2);margin-bottom:6px}
.inp,select.inp,textarea.inp{
  width:100%;min-height:var(--tap);padding:11px 13px;font-size:16px;
  background:var(--paper-3);border:1.5px solid var(--line);border-radius:12px;
  color:var(--ink);outline:none;transition:all .18s var(--ease);
}
textarea.inp{min-height:82px;resize:vertical;line-height:1.6}
.inp:hover{border-color:#D4CAB4;background:#FFFEFA}
.inp:focus{border-color:var(--green);background:#fff;box-shadow:var(--shadow-glow)}
select.inp{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2347544A' stroke-width='2.4' stroke-linecap='round'><path d='M6 9l6 6 6-6'/></svg>");background-repeat:no-repeat;background-position:right 13px center;padding-right:38px;cursor:pointer}
.hint{font-size:12px;color:var(--ink-3);margin-top:5px;line-height:1.55}

/* 標籤 / 徽章 */
.tag{
  display:inline-flex;align-items:center;gap:4px;padding:3px 9px;border-radius:8px;
  font-size:11.5px;font-weight:700;background:var(--green-l);color:var(--green);
  white-space:nowrap;letter-spacing:.02em;
}
.tag.o{background:var(--orange-l);color:var(--orange-d)}
.tag.r{background:var(--red-l);color:var(--red)}
.tag.g{background:#ECE6D6;color:var(--ink-2)}
.tag.b{background:#E2EBF2;color:var(--blue)}
.chip-row{display:flex;gap:7px;overflow-x:auto;padding:2px 0 6px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.chip-row::-webkit-scrollbar{display:none}
.chip{
  min-height:40px;padding:0 14px;border-radius:11px;white-space:nowrap;
  background:var(--paper-3);border:1.5px solid var(--line);color:var(--ink-2);
  font-size:13.5px;font-weight:700;display:inline-flex;align-items:center;gap:5px;flex:none;
  transition:all .18s var(--ease);
}
.chip:hover{border-color:#CFC4AB;background:#F9F2E3}
.chip.on{background:linear-gradient(135deg,var(--green),#287060);color:#fff;border-color:var(--green);box-shadow:0 3px 10px rgba(27,90,76,.25)}

/* 進度條 */
.bar{height:9px;border-radius:6px;background:#E8E0CF;overflow:hidden;position:relative}
.bar>i{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,var(--green),#3A8A77);transition:width .6s var(--ease);position:relative}
.bar>i::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.25),transparent);border-radius:inherit}
.bar.o>i{background:linear-gradient(90deg,var(--orange),#F0A45F)}

/* 空狀態 */
.empty{text-align:center;padding:30px 16px;color:var(--ink-3)}
.empty svg{margin:0 auto 10px;opacity:.45}
.empty b{display:block;font-size:14.5px;color:var(--ink-2);margin-bottom:3px}
.empty span{font-size:12.5px}

/* ============ 今天要處理 ============ */
.today-box{
  background:linear-gradient(155deg,var(--green) 0%,#236557 45%,#2D7665 100%);
  color:#fff;border-radius:var(--r-lg);padding:16px;margin-bottom:13px;
  box-shadow:0 12px 36px rgba(15,61,51,.24),inset 0 1px 0 rgba(255,255,255,.08);
  position:relative;overflow:hidden;
}
.today-box::after{content:"";position:absolute;right:-40px;top:-46px;width:150px;height:150px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.08),transparent 70%)}
.today-box::before{content:"";position:absolute;right:26px;bottom:-56px;width:110px;height:110px;border-radius:50%;background:radial-gradient(circle,rgba(221,126,40,.18),transparent 70%)}
.today-box .th{display:flex;align-items:center;gap:9px;margin-bottom:4px;position:relative;z-index:1}
.today-box .th h2{font-size:17.5px;letter-spacing:.6px}
.today-box .th .cnt{margin-left:auto;background:rgba(255,255,255,.17);border-radius:9px;padding:3px 10px;font-size:12.5px;font-weight:700;backdrop-filter:blur(4px)}
.today-box .date{font-size:12.5px;opacity:.82;margin-bottom:13px;position:relative;z-index:1}
.todo-list{display:flex;flex-direction:column;gap:9px;position:relative;z-index:1}
.todo{
  background:rgba(255,255,255,.97);color:var(--ink);border-radius:14px;
  padding:11px 12px;display:flex;align-items:center;gap:11px;
  box-shadow:0 2px 10px rgba(0,0,0,.06);transition:transform .18s var(--ease);
}
.todo:active{transform:scale(.985)}
.todo.late{background:#FFF4F2;box-shadow:inset 3px 0 0 var(--red),0 2px 10px rgba(181,61,48,.08)}
.todo .tico{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;flex:none;background:linear-gradient(135deg,var(--green-l),var(--green-l2));color:var(--green)}
.todo.late .tico{background:linear-gradient(135deg,var(--red-l),#F5DDD8);color:var(--red)}
.todo .tx{flex:1;min-width:0}
.todo .tx b{display:block;font-size:14.5px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.todo .tx span{display:block;font-size:12px;color:var(--ink-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.todo .tx .late-t{color:var(--red);font-weight:700}
.todo .go{
  min-width:var(--tap);height:var(--tap);padding:0 13px;border-radius:12px;
  background:linear-gradient(135deg,var(--green),#2A7565);color:#fff;
  font-size:13.5px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;gap:5px;flex:none;
  box-shadow:0 3px 10px rgba(27,90,76,.25);transition:all .15s var(--ease);
}
.todo .go:active{transform:scale(.95);box-shadow:0 2px 6px rgba(27,90,76,.2)}
.todo.late .go{background:linear-gradient(135deg,var(--red),#C74B3D);box-shadow:0 3px 10px rgba(181,61,48,.25)}
.today-clear{text-align:center;padding:22px 10px;background:rgba(255,255,255,.1);border-radius:14px;backdrop-filter:blur(4px)}
.today-clear b{display:block;font-size:15px;margin-bottom:3px}
.today-clear span{font-size:12.5px;opacity:.82}
.oneclick{
  margin-top:11px;width:100%;min-height:var(--tap);border-radius:13px;
  background:linear-gradient(135deg,var(--orange) 0%,#EC9A42 100%);color:#fff;
  font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:center;gap:7px;
  position:relative;overflow:hidden;box-shadow:0 4px 16px rgba(221,126,40,.3);
  transition:all .18s var(--ease);
}
.oneclick::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.18),transparent 50%);border-radius:inherit;pointer-events:none}
.oneclick:hover{box-shadow:0 6px 22px rgba(221,126,40,.4);transform:translateY(-1px)}
.oneclick:active{transform:scale(.98);background:linear-gradient(135deg,var(--orange-d),#D47E2A)}

/* ============ 成就 / 豆豆 ============ */
.ach-top{display:flex;gap:13px;align-items:center}
.dodo-wrap{
  width:104px;height:104px;flex:none;border-radius:22px;
  background:radial-gradient(circle at 50% 84%,#E8F1EC 0%,var(--paper-3) 66%);
  border:1px solid var(--line-2);display:grid;place-items:center;position:relative;overflow:hidden;
  box-shadow:inset 0 2px 4px rgba(255,255,255,.7),0 2px 8px rgba(0,0,0,.04);
}
.dodo-wrap .lvtag{position:absolute;top:6px;left:6px;background:linear-gradient(135deg,var(--green),#2A7565);color:#fff;font-size:10.5px;font-weight:800;padding:2px 7px;border-radius:7px;box-shadow:0 2px 6px rgba(27,90,76,.3)}
.ach-info{flex:1;min-width:0}
.ach-info .nm{font-size:16.5px;font-weight:800;display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.ach-info .st{font-size:12.5px;color:var(--ink-3);margin:2px 0 9px}
.xp-line{display:flex;justify-content:space-between;font-size:11.5px;color:var(--ink-3);margin-bottom:5px;font-weight:600}
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:9px;margin-top:13px}
.stat{
  background:var(--paper-3);border:1px solid var(--line-2);border-radius:14px;
  padding:11px 12px;transition:all .2s var(--ease);
}
.stat .k{font-size:11.5px;color:var(--ink-3);font-weight:700;display:flex;align-items:center;gap:5px;margin-bottom:3px}
.stat .v{font-size:21px;font-weight:800;letter-spacing:-.4px;line-height:1.2}
.stat .v small{font-size:12px;font-weight:700;color:var(--ink-3);margin-left:2px}
.stat.hl{background:linear-gradient(135deg,var(--orange-l),var(--orange-l2));border-color:#F0D8B8}
.stat.hl .v{color:var(--orange-d)}
.stat.gr{background:linear-gradient(135deg,var(--green-l2),var(--green-l3));border-color:#D4E5DB}
.stat.gr .v{color:var(--green)}
.stat.clickable{cursor:pointer}
.stat.clickable:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(28,36,27,.08);border-color:#C9BC9F}

.week-strip{display:flex;gap:6px;margin-top:12px}
.week-strip .d{flex:1;text-align:center}
.week-strip .d .bx{height:38px;border-radius:10px;background:#EBE4D2;display:grid;place-items:end;overflow:hidden;position:relative}
.week-strip .d .bx i{display:block;width:100%;background:linear-gradient(180deg,#44907E,var(--green));border-radius:9px 9px 0 0;transition:height .6s var(--ease);position:relative}
.week-strip .d .bx i::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.2),transparent);border-radius:inherit}
.week-strip .d .bx.today{outline:2px solid var(--orange);outline-offset:1px;box-shadow:0 0 0 3px rgba(221,126,40,.15)}
.week-strip .d span{display:block;font-size:10.5px;color:var(--ink-3);margin-top:4px;font-weight:700}

/* ============ 列表項 ============ */
.item{
  background:var(--paper-2);border:1px solid var(--line);border-radius:15px;
  padding:12px 13px;margin-bottom:9px;transition:all .18s var(--ease);
}
.item:hover{border-color:#D4CAB4;box-shadow:var(--shadow)}
.item.late{border-color:#E8C0B8;background:#FFFBFA}
.item.done{opacity:.56}
.item-h{display:flex;align-items:flex-start;gap:10px}
.item-h .ck{
  width:26px;height:26px;border-radius:9px;border:2px solid var(--line);flex:none;margin-top:1px;
  display:grid;place-items:center;background:var(--paper-3);color:transparent;
  transition:all .2s var(--ease-spring);
}
.item.done .ck{background:linear-gradient(135deg,var(--green),#2A7565);border-color:var(--green);color:#fff;box-shadow:0 2px 6px rgba(27,90,76,.25)}
.item-h .bd{flex:1;min-width:0}
.item-h .bd .tt{font-size:15px;font-weight:700;line-height:1.45;word-break:break-word}
.item.done .tt{text-decoration:line-through;text-decoration-color:var(--ink-3)}
.item-h .bd .mt{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-top:5px}
.item .note{font-size:13px;color:var(--ink-2);margin-top:7px;padding-top:7px;border-top:1px dashed var(--line);line-height:1.6;word-break:break-word}
.item .acts{display:flex;gap:7px;margin-top:9px;flex-wrap:wrap}
.icon-btn{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  background:var(--paper-3);border:1px solid var(--line);color:var(--ink-3);
  transition:all .15s var(--ease);
}
.icon-btn:hover{color:var(--ink);background:#F5EEDF;border-color:#D4CAB4}
.icon-btn:active{transform:scale(.93)}
.icon-btn.dg:hover{color:var(--red);border-color:#EBBEB6;background:var(--red-l)}

/* ============ 課程 ============ */
.course-grid{display:grid;grid-template-columns:1fr;gap:11px}
.cc{
  background:var(--paper-2);border:1px solid var(--line);border-radius:17px;
  padding:14px;box-shadow:var(--shadow);transition:all .25s var(--ease);
}
.cc:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:#D4CAB4}
.cc .top{display:flex;gap:11px;align-items:flex-start}
.cc .sq{
  width:52px;height:52px;border-radius:14px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;flex:none;font-weight:800;font-size:13px;
  line-height:1.2;letter-spacing:.5px;box-shadow:0 3px 10px rgba(0,0,0,.1),inset 0 1px 0 rgba(255,255,255,.3);
  border:1.5px solid rgba(255,255,255,.5);gap:1px;color:#fff;
}
.cc .sq small{font-size:10px;font-weight:700;opacity:.8;letter-spacing:0}
.cc .nm{flex:1;min-width:0}
.cc .nm b{display:block;font-size:15.5px}
.cc .nm span{display:block;font-size:12px;color:var(--ink-3);margin-top:1px}
.tier-row{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-top:12px}
.tier{border-radius:11px;padding:7px 4px;text-align:center;background:var(--paper-3);border:1px solid var(--line-2);transition:all .18s var(--ease)}
.tier b{display:block;font-size:12px;font-weight:800;color:var(--ink-2)}
.tier span{display:block;font-size:10.5px;color:var(--ink-3);margin-top:1px}
.tier.done{background:linear-gradient(135deg,var(--green-l),var(--green-l2));border-color:#C9DDD3}
.tier.done b{color:var(--green)}
.tier.cur{background:linear-gradient(135deg,var(--orange-l),var(--orange-l2));border-color:#EDD0A8}
.tier.cur b{color:var(--orange-d)}

.stage{
  border:1px solid var(--line);border-radius:14px;margin-bottom:9px;
  background:var(--paper-2);overflow:hidden;transition:all .2s var(--ease);
}
.stage:hover{border-color:#D4CAB4}
.stage-h{display:flex;align-items:center;gap:10px;padding:11px 12px;min-height:var(--tap);width:100%;text-align:left}
.stage-h .no{
  width:28px;height:28px;border-radius:9px;background:var(--paper-3);
  border:1.5px solid var(--line);display:grid;place-items:center;
  font-size:12.5px;font-weight:800;color:var(--ink-3);flex:none;
  transition:all .2s var(--ease-spring);
}
.stage.done .stage-h .no{background:linear-gradient(135deg,var(--green),#2A7565);border-color:var(--green);color:#fff;box-shadow:0 2px 6px rgba(27,90,76,.25)}
.stage-h .stt{flex:1;min-width:0}
.stage-h .stt b{display:block;font-size:14.5px;font-weight:700;line-height:1.4}
.stage-h .stt span{display:block;font-size:11.5px;color:var(--ink-3);margin-top:1px}
.stage-b{padding:0 12px 12px;display:none;border-top:1px dashed var(--line);margin-top:2px;padding-top:11px}
.stage.open .stage-b{display:block;animation:slideDown .25s var(--ease)}
@keyframes slideDown{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
.kp{margin-bottom:11px}
.kp .kt{font-size:11.5px;font-weight:800;letter-spacing:1px;color:var(--ink-3);margin-bottom:6px;display:flex;align-items:center;gap:5px}
.kp li{font-size:13.5px;line-height:1.7;color:var(--ink-2);padding-left:16px;position:relative;margin-bottom:3px}
.kp li::before{content:"";position:absolute;left:3px;top:9px;width:5px;height:5px;border-radius:50%;background:var(--green)}
.kp.ex li::before{background:var(--orange);border-radius:1px;transform:rotate(45deg)}
.tipbox{
  background:linear-gradient(135deg,var(--orange-l),var(--orange-l2));
  border:1px solid #F0D9B8;border-radius:12px;padding:9px 11px;
  font-size:12.5px;line-height:1.65;color:#7A4A16;display:flex;gap:8px;
}
.tipbox svg{margin-top:2px;color:var(--orange-d);flex:none}
.tipbox b{color:var(--orange-d)}

/* ===== 今日港式用語 Hero ===== */
#hkTipCard{padding:0;background:transparent;border:none;box-shadow:none;margin-bottom:13px}
.hktip-hero{
  position:relative;overflow:hidden;border-radius:18px;padding:17px 17px 15px;
  background:linear-gradient(135deg,#554490 0%,#735FA0 50%,#9575C8 100%);color:#fff;
  box-shadow:0 10px 28px rgba(80,55,130,.3),inset 0 1px 0 rgba(255,255,255,.1);
  min-height:178px;display:flex;flex-direction:column;
}
.hktip-hero::after{content:"";position:absolute;right:-34px;top:-34px;width:128px;height:128px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.12),transparent 70%)}
.hktip-hero::before{content:"";position:absolute;left:-26px;bottom:-30px;width:96px;height:96px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.08),transparent 70%)}
.hktip-top{display:flex;align-items:center;gap:8px;position:relative;z-index:1}
.hktip-badge{font-size:12.5px;font-weight:800;background:rgba(255,255,255,.2);padding:4px 12px;border-radius:20px;letter-spacing:.4px;white-space:nowrap;backdrop-filter:blur(4px)}
.hktip-cat{margin-left:auto;font-size:11px;background:rgba(255,255,255,.14);padding:3px 10px;border-radius:11px;font-weight:600;white-space:nowrap}
.hktip-main{display:flex;align-items:center;gap:12px;margin:14px 0 11px;position:relative;z-index:1;flex-wrap:wrap}
.hktip-hk{font-size:31px;font-weight:900;line-height:1;letter-spacing:1px;text-shadow:0 2px 8px rgba(0,0,0,.2)}
.hktip-eq{font-size:22px;opacity:.65;font-weight:700}
.hktip-cn{font-size:17px;font-weight:700;background:rgba(255,255,255,.18);padding:6px 13px;border-radius:11px;backdrop-filter:blur(4px)}
.hktip-desc{font-size:13.5px;line-height:1.72;opacity:.96;position:relative;z-index:1;margin-bottom:13px;flex:1}
.hktip-acts{display:flex;gap:9px;position:relative;z-index:1}
.hktip-acts .btn{flex:1;justify-content:center;border-color:rgba(255,255,255,.5);color:#fff;background:rgba(255,255,255,.12);backdrop-filter:blur(4px)}
.hktip-acts .btn:hover{background:rgba(255,255,255,.22)}
.hktip-acts .btn.btn-p{background:#fff;color:#554490;border-color:#fff;font-weight:800}
.hktip-acts .btn.btn-p:hover{background:#F0EBF8}

/* ============ 記憶卡 ============ */
.flash{
  border-radius:19px;padding:22px 18px;min-height:210px;
  background:var(--paper-2);border:1px solid var(--line);
  display:flex;flex-direction:column;justify-content:center;text-align:center;
  box-shadow:var(--shadow-md);position:relative;cursor:pointer;
  transition:all .25s var(--ease);
}
.flash:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.flash:active{transform:scale(.985)}
.flash .side{font-size:11px;font-weight:800;letter-spacing:1.4px;color:var(--ink-3);position:absolute;top:13px;left:16px}
.flash .cnt-t{position:absolute;top:13px;right:16px;font-size:11.5px;font-weight:800;color:var(--ink-3)}
.flash .q{font-size:20px;font-weight:800;line-height:1.55;margin-bottom:8px;word-break:break-word}
.flash .a{font-size:15.5px;line-height:1.75;color:var(--ink-2);text-align:left;word-break:break-word}
.flash .a em{font-style:normal;color:var(--green);font-weight:700}
.flash .tapme{font-size:12px;color:var(--ink-3);margin-top:14px;display:flex;align-items:center;justify-content:center;gap:5px}
.grade-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:11px}
.grade{
  min-height:56px;border-radius:14px;font-weight:800;font-size:14px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;
  transition:all .15s var(--ease);
}
.grade:hover{transform:translateY(-2px);box-shadow:0 4px 14px rgba(0,0,0,.08)}
.grade:active{transform:scale(.95)}
.grade small{font-size:10.5px;font-weight:600;opacity:.8}
.g-bad{background:linear-gradient(135deg,var(--red-l),#F5DDD8);color:var(--red)}
.g-ok{background:linear-gradient(135deg,var(--orange-l),var(--orange-l2));color:var(--orange-d)}
.g-good{background:linear-gradient(135deg,var(--green-l),var(--green-l2));color:var(--green)}

.deck{
  background:var(--paper-2);border:1px solid var(--line);border-radius:15px;
  padding:12px 13px;margin-bottom:9px;display:flex;align-items:center;gap:11px;
  transition:all .18s var(--ease);
}
.deck:hover{border-color:#D4CAB4;box-shadow:var(--shadow)}
.deck .sq{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font-size:13px;font-weight:800;flex:none;color:#fff;box-shadow:0 2px 8px rgba(0,0,0,.1)}
.deck .dn{flex:1;min-width:0}
.deck .dn b{display:block;font-size:14.5px}
.deck .dn span{display:block;font-size:11.5px;color:var(--ink-3)}

/* 錯題輪次 */
.rounds{display:flex;gap:6px;margin-top:9px}
.rd{flex:1;border-radius:10px;padding:6px 3px;text-align:center;background:var(--paper-3);border:1px solid var(--line-2);transition:all .18s var(--ease)}
.rd b{display:block;font-size:12px;font-weight:800;color:var(--ink-3)}
.rd span{display:block;font-size:10px;color:var(--ink-3);margin-top:1px}
.rd.done{background:linear-gradient(135deg,var(--green-l),var(--green-l2));border-color:#C9DDD3}
.rd.done b,.rd.done span{color:var(--green)}
.rd.due{background:linear-gradient(135deg,var(--red-l),#F5DDD8);border-color:#EBBEB6;animation:pulse 1.8s infinite}
.rd.due b,.rd.due span{color:var(--red)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.65}}

/* ============ 抽屜 / 彈窗 ============ */
.mask{position:fixed;inset:0;background:rgba(20,28,22,.5);z-index:90;opacity:0;pointer-events:none;transition:opacity .25s var(--ease);backdrop-filter:blur(2px)}
.mask.on{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(400px,88vw);z-index:100;
  background:var(--paper);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .3s var(--ease);
  display:flex;flex-direction:column;box-shadow:var(--shadow-lg);
}
.drawer.on{transform:none}
.drawer-h{padding:calc(14px + env(safe-area-inset-top)) 15px 13px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px;background:var(--paper-2)}
.drawer-h h3{flex:1;font-size:16.5px}
.drawer-b{flex:1;overflow-y:auto;padding:15px 15px calc(24px + env(safe-area-inset-bottom))}
.set-row{
  width:100%;min-height:var(--tap);padding:12px 13px;border-radius:13px;
  background:var(--paper-2);border:1px solid var(--line);margin-bottom:9px;
  display:flex;align-items:center;gap:11px;text-align:left;
  transition:all .18s var(--ease);
}
.set-row:hover{background:#FDFBF5;border-color:#D4CAB4}
.set-row:active{transform:scale(.99)}
.set-row .si{width:32px;height:32px;border-radius:10px;background:linear-gradient(135deg,var(--green-l),var(--green-l2));color:var(--green);display:grid;place-items:center;flex:none}
.set-row .sx{flex:1;min-width:0}
.set-row .sx b{display:block;font-size:14.5px;font-weight:700}
.set-row .sx span{display:block;font-size:11.5px;color:var(--ink-3);line-height:1.5}
.set-row.danger .si{background:linear-gradient(135deg,var(--red-l),#F5DDD8);color:var(--red)}
.set-row.danger .sx b{color:var(--red)}
.hold-btn{position:relative;overflow:hidden}
.hold-btn .fill{position:absolute;left:0;top:0;bottom:0;width:0;background:rgba(181,61,48,.14);transition:width .06s linear;pointer-events:none}

.sheet{
  position:fixed;left:0;right:0;bottom:0;z-index:100;max-height:92vh;
  background:var(--paper);border-radius:24px 24px 0 0;border:1px solid var(--line);border-bottom:none;
  transform:translateY(102%);transition:transform .32s var(--ease);
  display:flex;flex-direction:column;box-shadow:var(--shadow-lg);
}
.sheet.on{transform:none}
.sheet-h{padding:8px 16px 12px;border-bottom:1px solid var(--line);text-align:center;position:relative;flex:none;background:var(--paper-2)}
.sheet-h .grab{width:40px;height:4px;border-radius:3px;background:#D5CCB9;margin:0 auto 9px}
.sheet-h h3{font-size:16.5px}
.sheet-h .x{position:absolute;right:8px;top:12px;width:var(--tap);height:var(--tap);border-radius:12px;display:grid;place-items:center;color:var(--ink-3);transition:all .15s}
.sheet-h .x:hover{background:var(--paper-3);color:var(--ink)}
.sheet-b{flex:1;min-height:0;overflow-y:auto;padding:18px 20px;-webkit-overflow-scrolling:touch}
.sheet-f{padding:12px 16px calc(14px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--paper-2);display:flex;gap:9px;flex:none}
.sheet-f .btn{flex:1}

.toast{
  position:fixed;left:50%;bottom:calc(96px + env(safe-area-inset-bottom));transform:translate(-50%,14px);
  background:var(--ink);color:#fff;padding:11px 18px;border-radius:14px;font-size:14px;font-weight:600;
  z-index:200;opacity:0;pointer-events:none;transition:all .25s var(--ease);
  max-width:88vw;text-align:center;box-shadow:0 8px 32px rgba(0,0,0,.2);
}
.toast.on{opacity:1;transform:translate(-50%,0)}
.toast.center{bottom:auto;top:50%;transform:translate(-50%,-50%) scale(.95);max-width:calc(88vw - var(--sidebar,0px));padding:14px 22px;font-size:15px;line-height:1.6;box-shadow:0 12px 48px rgba(0,0,0,.25)}
.toast.center.on{transform:translate(-50%,-50%) scale(1)}

.backup-tip{
  display:none;background:linear-gradient(135deg,var(--orange-l),var(--orange-l2));
  border:1px solid #EFD5B3;border-radius:14px;padding:10px 12px;margin-bottom:12px;
  align-items:center;gap:10px;font-size:13px;color:#7A4A16;
}
.backup-tip.on{display:flex}
.backup-tip b{color:var(--orange-d)}
.backup-tip button{margin-left:auto;flex:none}

.report-canvas-wrap{background:var(--paper-3);border:1px solid var(--line);border-radius:16px;padding:11px;text-align:center;overflow:hidden}
.report-canvas-wrap canvas{width:100%;max-width:330px;height:auto;border-radius:10px;box-shadow:var(--shadow)}

/* ============ 平板 ≥768 ============ */
@media (min-width:768px){
  .mhead{display:none}
  .tabbar{display:none}
  .tabtop{
    display:block;position:sticky;top:0;z-index:50;
    background:linear-gradient(180deg,var(--green),#1F5C4E);color:#fff;
    padding:calc(12px + env(safe-area-inset-top)) 18px 0;
    box-shadow:0 2px 20px rgba(15,61,51,.15);
  }
  .tabtop .row1{display:flex;align-items:center;gap:11px;max-width:1180px;margin:0 auto}
  .tabtop .logo{width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.16);display:grid;place-items:center;flex:none}
  .tabtop .t{flex:1}
  .tabtop .t b{display:block;font-size:17px;letter-spacing:.6px}
  .tabtop .t span{display:block;font-size:12px;opacity:.78}
  .tabtop .gear{width:var(--tap);height:var(--tap);border-radius:12px;display:grid;place-items:center;color:#fff;background:rgba(255,255,255,.1);transition:background .18s}
  .tabtop .gear:hover{background:rgba(255,255,255,.18)}
  .tabtop .row2{display:flex;gap:6px;max-width:1180px;margin:10px auto 0}
  .tabtop .row2 button{
    min-height:var(--tap);padding:0 18px;border-radius:13px 13px 0 0;color:rgba(255,255,255,.78);
    font-size:14.5px;font-weight:700;display:flex;align-items:center;gap:7px;position:relative;
    transition:all .18s var(--ease);
  }
  .tabtop .row2 button:hover{color:#fff;background:rgba(255,255,255,.08)}
  .tabtop .row2 button.on{background:var(--paper);color:var(--green)}
  .tabtop .row2 button .dot{min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--red);color:#fff;font-size:10.5px;line-height:18px;font-weight:700}
  .main{padding:18px 18px 40px}
  .stat-grid{grid-template-columns:repeat(4,1fr)}
  .course-grid{grid-template-columns:repeat(2,1fr)}
  .card{padding:17px}
  .sheet{left:50%;right:auto;transform:translate(-50%,-50%) scale(.97);width:88vw;border-radius:24px;top:50%;max-height:94vh;border:1px solid var(--line);opacity:0;pointer-events:none;visibility:hidden;transition:opacity .28s var(--ease),transform .28s var(--ease),visibility .28s;display:flex;flex-direction:column}
  .sheet.on{opacity:1;pointer-events:auto;visibility:visible;transform:translate(-50%,-50%) scale(1)}
  .sheet-b{padding:16px 22px;overflow-y:auto}
  .toast{bottom:34px}
  .toast.center{left:50%;top:50%;transform:translate(-50%,-50%) scale(.95)}
  .toast.center.on{transform:translate(-50%,-50%) scale(1)}
}

/* ============ 電腦 ≥1024 ============ */
@media (min-width:1024px){
  .tabtop{display:none}
  .shell{flex-direction:row}
  .sheet{
    left:50%;right:auto;top:50%;
    transform:translate(-50%,-50%) scale(.97);
    width:min(960px,92vw);height:auto;max-height:94vh;
    border-radius:24px;
    border:1px solid var(--line);box-shadow:0 24px 72px rgba(0,0,0,.22);
    opacity:0;pointer-events:none;visibility:hidden;
    transition:opacity .28s var(--ease),transform .28s var(--ease),visibility .28s;
    display:flex;flex-direction:column;overflow:hidden;
  }
  .sheet.on{
    opacity:1;pointer-events:auto;visibility:visible;
    transform:translate(-50%,-50%) scale(1)
  }
  .sheet-b{padding:20px 28px;overflow-y:auto;-webkit-overflow-scrolling:touch}
  .sheet-h{padding:10px 20px 12px}
  .sheet-f{padding:14px 20px calc(16px + env(safe-area-inset-bottom))}
  .sidebar{
    display:flex;flex-direction:column;width:var(--sidebar);flex:none;
    position:fixed;left:0;top:0;bottom:0;z-index:50;
    background:linear-gradient(168deg,var(--green) 0%,#174D40 55%,#0F3D33 100%);
    color:#fff;padding:20px 14px;
  }
  .sidebar::before{content:"";position:absolute;top:0;right:0;width:1px;height:100%;background:linear-gradient(180deg,transparent,rgba(255,255,255,.06),transparent)}
  .sidebar .brand{display:flex;align-items:center;gap:10px;padding:0 6px 18px;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:16px}
  .sidebar .brand .logo{width:40px;height:40px;border-radius:13px;background:rgba(255,255,255,.14);display:grid;place-items:center;flex:none;backdrop-filter:blur(4px)}
  .sidebar .brand b{display:block;font-size:16px;letter-spacing:.6px}
  .sidebar .brand span{display:block;font-size:11.5px;opacity:.7}
  .sidebar nav{display:flex;flex-direction:column;gap:5px;flex:1}
  .sidebar nav button{
    min-height:var(--tap);padding:0 13px;border-radius:13px;color:rgba(255,255,255,.78);
    display:flex;align-items:center;gap:11px;font-size:14.5px;font-weight:700;text-align:left;
    transition:all .18s var(--ease);
  }
  .sidebar nav button:hover{background:rgba(255,255,255,.08);color:#fff}
  .sidebar nav button.on{background:rgba(255,255,255,.96);color:var(--green);box-shadow:0 4px 14px rgba(0,0,0,.12)}
  .sidebar nav button .dot{margin-left:auto;min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--orange);color:#fff;font-size:11px;line-height:20px;font-weight:800;text-align:center;box-shadow:0 2px 6px rgba(221,126,40,.35)}
  .sidebar nav button.on .dot{background:var(--red)}
  .sidebar .foot{border-top:1px solid rgba(255,255,255,.1);padding-top:13px}
  .sidebar .foot .miniAch{background:linear-gradient(145deg,rgba(255,255,255,.1),rgba(255,255,255,.04));border-radius:18px;padding:0;min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;margin-bottom:9px;position:relative;overflow:hidden;background-size:cover;background-position:center top}
  .sidebar .foot .miniAch::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(180deg,rgba(0,0,0,0) 0%,rgba(0,0,0,.5) 65%,rgba(0,0,0,.7) 100%);z-index:1}
  .sidebar .foot .miniAch .mw{display:none}
  .sidebar .foot .miniAch:hover{transform:none}
  .sidebar .foot .miniAch b{font-size:17px;font-weight:800;letter-spacing:1px;color:#fff;text-align:center;line-height:1.3;z-index:2;position:relative;padding:4px 14px;border-radius:10px;background:linear-gradient(135deg,#FFD700,#FF8C00);color:#1a1a2e;box-shadow:0 3px 12px rgba(255,140,0,.5),inset 0 1px 0 rgba(255,255,255,.4);margin-bottom:4px;text-shadow:none;cursor:pointer;transition:opacity .2s}
  .sidebar .foot .miniAch b:hover{opacity:.85}
  .sidebar .foot .miniAch #miniLv{display:block;font-size:11px;font-weight:700;letter-spacing:.5px;text-align:center;z-index:2;position:relative;color:rgba(255,215,0,.9);text-shadow:0 0 6px rgba(255,140,0,.7),0 0 12px rgba(255,69,0,.4)}
  .sidebar .foot .miniAch #miniStreak{display:block;font-size:12px;font-weight:800;text-align:center;z-index:2;position:relative;color:#fff;text-shadow:0 0 7px rgba(255,215,0,.9),0 0 14px rgba(255,140,0,.7),0 0 21px rgba(255,69,0,.5),-1px -1px 0 #1a1a2e,1px -1px 0 #1a1a2e,-1px 1px 0 #1a1a2e,1px 1px 0 #1a1a2e;margin-top:2px;margin-bottom:10px}
  .sidebar .foot .gear{width:100%;min-height:44px;border-radius:12px;background:rgba(255,255,255,.08);color:rgba(255,255,255,.82);display:flex;align-items:center;justify-content:center;gap:8px;font-size:13.5px;font-weight:700;transition:all .18s}
  .sidebar .foot .gear:hover{background:rgba(255,255,255,.14);color:#fff}
  .main{margin-left:var(--sidebar);padding:26px 30px 46px;max-width:calc(1180px + var(--sidebar))}
  .cols{display:grid;grid-template-columns:1fr 340px;gap:18px;align-items:start}
  .cols-2{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
  .sticky-col{position:sticky;top:26px}
  .course-grid{grid-template-columns:repeat(2,1fr)}
  .toast{bottom:34px;left:calc(50% + var(--sidebar)/2)}
  .toast.center{left:50%;top:50%;transform:translate(-50%,-50%) scale(.95)}
  .toast.center.on{transform:translate(-50%,-50%) scale(1)}
}
@media (min-width:1360px){
  .course-grid{grid-template-columns:repeat(3,1fr)}
}
@media print{.sidebar,.tabbar,.tabtop,.mhead{display:none}}

/* ============ v2 UI 增強 ============ */
.tabbar button{font-size:12px;padding:8px 2px 5px;gap:3px}
.tabbar button svg{width:24px;height:24px}
.sidebar nav button{font-size:15.5px;min-height:52px;padding:0 15px;border-radius:14px}
.sidebar nav button svg{width:23px;height:23px}
.sidebar .brand b{font-size:17px}
.tabtop .row2 button{font-size:15.5px;min-height:52px;padding:0 22px}
.tabtop .row2 button svg{width:22px;height:22px}
.mhead .logo{width:38px;height:38px}
.mhead .logo svg{width:21px;height:21px}
.mhead .t b{font-size:17px}
.mhead .gear{width:52px;height:52px}
.mhead .gear svg{width:22px;height:22px}

/* 繼續學習引導卡片 */
.learn-cta{
  background:linear-gradient(135deg,var(--green) 0%,#2E7666 100%);
  border-radius:var(--r-lg);padding:16px;margin-bottom:13px;
  color:#fff;box-shadow:0 10px 28px rgba(15,61,51,.25),inset 0 1px 0 rgba(255,255,255,.08);
  position:relative;overflow:hidden;
}
.learn-cta::after{content:"";position:absolute;right:-30px;top:-30px;width:120px;height:120px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.08),transparent 70%)}
.learn-cta .lt{display:flex;align-items:center;gap:9px;margin-bottom:3px;position:relative;z-index:1}
.learn-cta .lt svg{color:var(--orange)}
.learn-cta .lt span{font-size:11.5px;font-weight:800;letter-spacing:1px;color:rgba(255,255,255,.7)}
.learn-cta h3{font-size:17px;margin-bottom:4px;position:relative;z-index:1}
.learn-cta .lp{font-size:12.5px;opacity:.82;margin-bottom:11px;position:relative;z-index:1}
.learn-cta .lbar{height:8px;border-radius:5px;background:rgba(255,255,255,.18);overflow:hidden;margin-bottom:11px;position:relative;z-index:1}
.learn-cta .lbar>i{display:block;height:100%;border-radius:5px;background:linear-gradient(90deg,var(--orange),#F5C46B);transition:width .6s var(--ease);position:relative}
.learn-cta .lbar>i::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.25),transparent);border-radius:inherit}
.learn-cta .lgo{
  width:100%;min-height:52px;border-radius:14px;
  background:linear-gradient(135deg,var(--orange),#EC9A42);
  color:#fff;font-size:16px;font-weight:800;display:flex;align-items:center;justify-content:center;gap:8px;
  position:relative;z-index:1;animation:ctaPulse 2.4s infinite;
  box-shadow:0 4px 16px rgba(221,126,40,.35);
}
.learn-cta .lgo:active{transform:scale(.97)}
@keyframes ctaPulse{0%,100%{box-shadow:0 4px 16px rgba(221,126,40,.35),0 0 0 0 rgba(221,126,47,.5)}50%{box-shadow:0 4px 16px rgba(221,126,40,.35),0 0 0 10px rgba(221,126,47,0)}}

/* 學習按鈕 */
.stage .btn-p{font-size:14.5px;font-weight:800;min-height:46px;box-shadow:0 4px 14px rgba(27,90,76,.22)}
.stage .no{transition:transform .2s var(--ease-spring)}
.stage:hover .no{transform:scale(1.08)}

/* 學習彈層動畫 */
.flash{transition:transform .2s var(--ease),box-shadow .25s var(--ease)}
.flash:active{transform:scale(.98)}
.grade{transition:transform .12s var(--ease),box-shadow .2s var(--ease)}
.grade:active{transform:scale(.95)}

/* 學習卡入場動畫 */
@keyframes cardIn{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}
.sheet-b > div{animation:cardIn .32s var(--ease)}

/* 英文考點高亮 */
.eng-hl{
  color:var(--orange-d);font-weight:800;
  background:linear-gradient(135deg,var(--orange-l),var(--orange-l2));
  border-radius:5px;padding:1px 5px;box-shadow:0 0 0 1px #F0D9B8 inset;
}
.learn-card-t{font-size:20px;color:var(--green-d);line-height:1.4;margin-bottom:12px;font-weight:800}
.learn-card-d{font-size:17px;line-height:1.95;color:var(--ink-2);margin-bottom:14px}
.learn-card-ex{font-size:15.5px;line-height:1.9}

/* 階段進度條 */
.stage .bar{height:8px;border-radius:5px}
.stage .bar>i{background:linear-gradient(90deg,var(--green),#3E9B7E,var(--orange));background-size:200% 100%;animation:barShine 3s linear infinite}
@keyframes barShine{0%{background-position:0% 0}100%{background-position:200% 0}}

/* 完成階段慶祝 */
.stage.done .no{animation:doneBounce .5s var(--ease-spring)}
@keyframes doneBounce{0%,100%{transform:scale(1)}50%{transform:scale(1.22)}}

/* ====== 形象獎勵樣式 ====== */
#view-avatar{padding:2px 0}
#view-avatar .card-h .ic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center}
#leaderboardCard .card-h .ic{width:38px;height:38px;border-radius:11px;display:grid;place-items:center}
@media (max-width:1023px){
  #leaderboardCard{margin-top:18px!important;display:block!important}
  #leaderboardCard .card{box-shadow:0 2px 14px rgba(0,0,0,.07)}
}

/* ====== 額外精緻化 ====== */
/* 輸入框 placeholder */
::placeholder{color:#B5AD9B}
/* 自動填充樣式 */
input:-webkit-autofill{
  -webkit-box-shadow:0 0 0 30px var(--paper-3) inset;
  -webkit-text-fill-color:var(--ink);
}
/* 焦點可見性 */
button:focus-visible,.btn:focus-visible,.icon-btn:focus-visible,.chip:focus-visible{
  outline:2px solid var(--green);outline-offset:2px;
}
/* 減少動畫偏好 */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

/* ============================================================
   簡轉繁查字工具
   ============================================================ */

/* 查詢卡片 */
.conv-card{
  background:linear-gradient(135deg,var(--paper-2) 0%,#F0F7F4 100%);
  border-color:#C8DDD4;
  overflow:hidden;
}
.conv-card::before{
  content:'';position:absolute;top:-30px;right:-30px;width:100px;height:100px;
  background:radial-gradient(circle,rgba(27,90,76,.07) 0%,transparent 70%);
  border-radius:50%;pointer-events:none;
}
.conv-head{
  display:flex;align-items:center;gap:11px;margin-bottom:13px;
}
.conv-head b{
  display:block;font-size:15px;color:var(--ink);font-weight:700;letter-spacing:.2px;
}
.conv-head span{
  display:block;font-size:11.5px;color:var(--ink-3);margin-top:2px;
}
.conv-icon{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--green) 0%,#287060 100%);
  color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 3px 10px rgba(27,90,76,.25),inset 0 1px 0 rgba(255,255,255,.15);
}
.conv-input-row{
  display:flex;gap:8px;align-items:stretch;
}
.conv-input{
  flex:1;min-width:0;height:46px;border-radius:12px;
  border:1.5px solid var(--line);background:#fff;
  padding:0 14px;font-size:18px;font-weight:600;color:var(--ink);
  text-align:center;letter-spacing:2px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  font-family:var(--font);
}
.conv-input::placeholder{font-size:13px;font-weight:400;color:var(--ink-3);letter-spacing:0}
.conv-input:focus{
  outline:none;border-color:var(--green);
  box-shadow:0 0 0 3px rgba(27,90,76,.12);
}
.conv-btn{
  height:46px;padding:0 18px;border-radius:12px;border:none;
  font-size:14px;font-weight:700;cursor:pointer;white-space:nowrap;
  display:inline-flex;align-items:center;gap:6px;
  transition:transform .15s var(--ease-spring),box-shadow .2s var(--ease);
}
.conv-btn:active{transform:scale(.96)}
.conv-hint{
  font-size:11.5px;color:var(--ink-3);margin-top:10px;text-align:center;
  line-height:1.5;
}

/* 田字格彈窗內容 */
.tzg-wrap{
  display:flex;flex-direction:column;align-items:center;padding:6px 0 10px;
}
.tzg-label{
  font-size:13px;color:var(--ink-3);margin-bottom:14px;font-weight:500;
  display:flex;align-items:center;gap:8px;
}
.tzg-label .badge{
  display:inline-block;padding:2px 10px;border-radius:20px;
  background:var(--green-l);color:var(--green);font-size:12px;font-weight:700;
}

/* 田字格本體 */
.tzg{
  position:relative;
  width:min(220px,60vw);
  height:min(220px,60vw);
  background:#fff;
  border:3px solid var(--red);
  border-radius:6px;
  box-shadow:0 8px 32px rgba(181,61,48,.12),0 2px 8px rgba(0,0,0,.06);
  overflow:hidden;
}
.tzg::before,.tzg::after{
  content:'';position:absolute;opacity:.22;
}
.tzg::before{
  left:50%;top:0;bottom:0;width:0;
  border-left:1.5px dashed var(--red);
  transform:translateX(-1px);
}
.tzg::after{
  top:50%;left:0;right:0;height:0;
  border-top:1.5px dashed var(--red);
  transform:translateY(-1px);
}
.tzg-char{
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  font-size:min(168px,44vw);
  font-weight:400;
  color:var(--ink);
  line-height:1;
  padding:6px;
  box-sizing:border-box;
  font-family:"KaiTi","標楷體","BiauKai","DFKai-SB","STKaiti",serif;
  z-index:2;
  text-shadow:0 1px 2px rgba(0,0,0,.06);
  animation:tzgPop .4s var(--ease-spring);
}
@keyframes tzgPop{
  0%{transform:scale(.6);opacity:0}
  60%{transform:scale(1.06)}
  100%{transform:scale(1);opacity:1}
}

/* 簡繁對照 */
.tzg-compare{
  display:flex;align-items:center;gap:14px;margin:18px 0 6px;
  font-size:15px;
}
.tzg-compare .sc{
  display:flex;flex-direction:column;align-items:center;gap:4px;
}
.tzg-compare .sc .ch{
  font-size:34px;font-weight:600;color:var(--ink-3);
  font-family:"KaiTi","標楷體","BiauKai",serif;
  text-decoration:line-through;text-decoration-color:rgba(138,149,138,.4);
}
.tzg-compare .sc .lb{font-size:11px;color:var(--ink-3)}
.tzg-compare .arrow{
  color:var(--green);font-size:22px;
  animation:arrowSlide .6s var(--ease-spring) .2s both;
}
@keyframes arrowSlide{
  0%{transform:translateX(-8px);opacity:0}
  100%{transform:translateX(0);opacity:1}
}
.tzg-compare .tc{
  display:flex;flex-direction:column;align-items:center;gap:4px;
}
.tzg-compare .tc .ch{
  font-size:38px;font-weight:700;color:var(--green);
  font-family:"KaiTi","標楷體","BiauKai",serif;
}
.tzg-compare .tc .lb{font-size:11px;color:var(--green);font-weight:600}

/* 資訊卡片網格 */
.tzg-info{
  display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;
  width:100%;max-width:380px;margin-top:18px;
}
.tzg-info-item{
  background:var(--paper-3);
  border:1px solid var(--line-2);
  border-radius:14px;padding:14px 10px;
  text-align:center;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.tzg-info-item:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow);
}
.tzg-info-item .ic{
  font-size:11px;color:var(--ink-3);margin-bottom:6px;
  text-transform:uppercase;letter-spacing:.5px;font-weight:600;
}
.tzg-info-item .val{
  font-size:20px;font-weight:800;color:var(--ink);line-height:1.2;
}
.tzg-info-item .sub{
  font-size:11px;color:var(--ink-3);margin-top:4px;line-height:1.4;
}
.tzg-info-item.stroke .val{color:var(--orange)}
.tzg-info-item.pinyin .val{color:var(--green);font-size:17px;letter-spacing:.5px;font-weight:700}
.tzg-info-item.pinyin .sub{color:var(--green);opacity:.75}
.tzg-info-item.zhuyin .val{color:var(--blue);font-size:18px}
.tzg-info-item.cangjie .val{color:var(--purple);font-size:14px;letter-spacing:1px}
.tzg-info-item.cangjie .sub{font-size:13px;color:var(--purple);font-weight:600}

/* 倉頡字根表 */
.tzg-cangjie-detail{
  margin-top:14px;width:100%;max-width:380px;
  background:linear-gradient(135deg,#F8F4FC 0%,#F0EBF6 100%);
  border:1px solid #DDD2EE;border-radius:14px;padding:14px 16px;
}
.tzg-cangjie-detail .ct-title{
  font-size:12px;color:var(--purple);font-weight:700;margin-bottom:8px;
  display:flex;align-items:center;gap:6px;
}
.tzg-cangjie-detail .ct-keys{
  display:flex;flex-wrap:wrap;gap:6px;
}
.tzg-cangjie-detail .ct-key{
  display:inline-flex;align-items:center;gap:4px;
  background:#fff;border:1px solid #DDD2EE;border-radius:8px;
  padding:4px 10px;font-size:13px;
}
.tzg-cangjie-detail .ct-key .letter{
  font-weight:800;color:var(--purple);font-size:12px;
}
.tzg-cangjie-detail .ct-key .root{
  font-weight:600;color:var(--ink);font-size:15px;
}

/* 無數據提示 */
.tzg-nodata{
  margin-top:14px;padding:12px 18px;
  background:var(--orange-l);border-radius:10px;
  font-size:12.5px;color:var(--orange-d);text-align:center;line-height:1.6;
}

/* 手機適配 */
@media(max-width:600px){
  .tzg{width:min(200px,56vw);height:min(200px,56vw)}
  .tzg-char{font-size:min(150px,40vw);padding:5px}
  .tzg-info{gap:8px}
  .tzg-info-item{padding:11px 6px}
  .tzg-info-item .val{font-size:18px}
  .conv-input{font-size:16px}
}

/* 平板/電腦：田字格彈窗橫向佈局，內容無需滾動 */
@media(min-width:768px){
  .tzg-wrap{
    flex-direction:row;align-items:flex-start;justify-content:center;
    gap:28px;padding:4px 0;max-width:860px;margin:0 auto;
  }
  .tzg-left{display:flex;flex-direction:column;align-items:center;flex:none}
  .tzg-right{flex:1;min-width:0;display:flex;flex-direction:column;gap:12px;padding-top:4px}
  .tzg{width:240px;height:240px}
  .tzg-char{font-size:180px}
  .tzg-label{margin-bottom:10px}
  .tzg-compare{margin:12px 0 0}
  .tzg-info{max-width:none;margin-top:0;gap:10px}
  .tzg-info-item{padding:12px 8px}
  .tzg-cangjie-detail{max-width:none;margin-top:0}
  .tzg-nodata{margin-top:10px}
}
@media(min-width:1024px){
  .tzg-wrap{gap:36px}
  .tzg{width:260px;height:260px}
  .tzg-char{font-size:195px}
  .tzg-info{grid-template-columns:1fr 1fr 1fr;gap:12px}
}