:root{
  --ink:#0C3527; --ink2:#144733; --teal:#1B9A6B; --teal-dark:#147A54;
  --amber:#C9A227; --paper:#F6F7F2; --card:#FFFFFF; --line:#D8DED2;
  --mut:#5B6E63; --bad:#C0392B; --ok:#177245;
  --shadow:0 1px 4px rgba(12,53,39,.06),0 8px 24px rgba(12,53,39,.05);
  --serif:"Noto Serif CJK TC","Songti TC","PMingLiU",serif;
  --sans:"Noto Sans CJK TC","PingFang TC","Microsoft JhengHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{overflow-x:clip}
body{font-family:var(--sans);background:var(--paper);color:var(--ink);line-height:1.75;font-size:16px;-webkit-tap-highlight-color:transparent}
::selection{background:#F3E3AC}
img{max-width:100%}
a{color:var(--teal-dark)}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}

/* ===== 頁首：桌機單列；手機兩列（品牌＋動作列／導覽橫捲列），元素不擠壓、不截斷 ===== */
header.site{position:sticky;top:0;z-index:50;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 6px 18px rgba(12,53,39,.05)}
.hbar{display:flex;align-items:center;gap:16px;padding:10px 0;flex-wrap:wrap}
.hbar .brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:0 0 auto}
.hbar .brand img{width:40px;height:40px}
.hbar .brand b{font-family:var(--serif);font-size:20px;letter-spacing:.04em;white-space:nowrap}
.brand-text{display:flex;flex-direction:column;justify-content:center;line-height:1.12;min-width:0}
.brand-text small{font-family:var(--sans);font-size:11px;font-weight:700;letter-spacing:.22em;color:var(--mut);white-space:nowrap;margin-top:3px}
footer.site .brand-text small{color:rgba(247,245,239,.64)}
nav.main{display:flex;gap:22px;align-items:center;margin-left:auto}
nav.main a{color:var(--ink);text-decoration:none;font-size:15px;white-space:nowrap;padding:4px 0}
nav.main a:hover{color:var(--teal-dark)}
.hactions{display:flex;gap:14px;align-items:center;flex:0 0 auto}
.hactions a{color:var(--ink);text-decoration:none;font-size:15px;white-space:nowrap}
.hactions a:hover{color:var(--teal-dark)}
.hactions a.nav-cta{background:var(--teal);color:#fff;border-radius:10px;padding:8px 16px;font-weight:700}
.hactions a.nav-cta:hover{background:var(--teal-dark);color:#fff}
nav.main a.nav-cta{background:var(--teal);color:#fff;border-radius:10px;padding:7px 14px;font-weight:700}

.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:11px 22px;min-height:48px;font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font-size:16px;font-family:var(--sans);background:#fff;color:var(--ink);transition:background .15s ease,border-color .15s ease}
.btn:active{transform:scale(.99)}
.btn-teal{background:var(--teal);color:#fff}
.btn-teal:hover{background:var(--teal-dark)}
.btn-ghost{border-color:var(--paper);color:var(--paper);background:transparent}
.btn-amber{background:var(--amber);color:var(--ink)}
.btn-line{border-color:var(--ink);color:var(--ink);background:transparent}
.btn:disabled{opacity:.38;cursor:not-allowed}

/* ===== 首頁主視覺 ===== */
.hero{background:linear-gradient(155deg,#0E3B2C 0%,var(--ink) 55%,#092A1F 100%);color:var(--paper);padding:60px 0 68px;position:relative}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:8px;background:var(--amber)}
.hero .eyebrow{color:var(--amber);font-weight:700;letter-spacing:.18em;font-size:13px}
.hero h1{font-family:var(--serif);font-size:44px;line-height:1.32;letter-spacing:.01em;margin:14px 0 16px}
.hero p.lead{font-size:18px;line-height:1.85;color:#CFE3D6;max-width:34em}
.hero .cta{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap}
.hero .note{margin-top:16px;font-size:13px;color:#9DBFA9}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:40px}
.stat{border:1px solid #26503F;border-radius:14px;padding:18px;background:var(--ink2);text-align:center}
.stat b{display:block;font-size:30px;font-family:var(--serif);color:#fff;line-height:1.25}
.stat span{font-size:13px;color:#B9D2C2}

/* ===== 區塊與卡片 ===== */
section{padding:56px 0}
h2.sec{font-family:var(--serif);font-size:30px;letter-spacing:.02em;margin-bottom:8px}
h2.sec::after{content:"";display:block;width:36px;height:4px;border-radius:2px;background:var(--amber);margin-top:10px}
p.sec-lead{color:var(--mut);max-width:40em;margin-bottom:28px}
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow)}
.card h3{font-size:18px;margin-bottom:6px}
.card p{color:var(--mut);font-size:15px}
.fact b{display:block;font-family:var(--serif);font-size:24px;color:var(--teal-dark);margin-bottom:4px}
.subj{border-top:6px solid var(--teal);transition:transform .15s ease,box-shadow .15s ease}
.subj:hover{transform:translateY(-2px)}
.subj .no{font-size:12px;letter-spacing:.2em;color:var(--mut);font-weight:700}
.subj ul{margin:10px 0 0 18px;color:var(--mut);font-size:14px}
.small{font-size:13px;color:var(--mut)}
.msg{border-radius:12px;padding:13px 18px;margin-bottom:18px;font-size:15px}
.msg.ok{background:#E5F2E9;border:1px solid #9CC5A8}
.msg.err{background:#FBEAE8;border:1px solid #E3A49D}

/* ===== 表單 ===== */
form.auth{max-width:460px;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:var(--shadow)}
label.f{display:block;margin-bottom:14px;font-weight:700;font-size:15px}
input[type=text],input[type=email],input[type=password],input[type=date],select,textarea{width:100%;border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;font-size:16px;font-family:var(--sans);background:#fff;color:var(--ink);margin-top:5px}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(201,162,39,.25)}
textarea{line-height:1.7;resize:vertical}

/* ===== 作答介面 ===== */
.exam-shell{background:var(--card);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow)}
.exam-shell,#resultPanel,#fmBetween,#fmDone{scroll-margin-top:84px}
.exam-head{background:var(--ink);color:var(--paper);padding:18px 24px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.exam-head h3{font-family:var(--serif);font-size:22px}
.exam-head .timer{margin-left:auto;font-size:22px;font-weight:700;background:var(--ink2);border:1px solid #26503F;border-radius:10px;padding:4px 14px;font-variant-numeric:tabular-nums}
.exam-body{padding:26px 24px}
.qtag{display:inline-block;font-size:12px;font-weight:700;background:#E1F0E7;color:var(--teal-dark);border-radius:99px;padding:3px 11px;margin-bottom:10px}
.qtext{font-size:19px;font-weight:700;line-height:1.65;margin-bottom:18px}
.opts{display:grid;gap:10px}
.opt{display:flex;gap:12px;align-items:flex-start;text-align:left;width:100%;background:var(--paper);border:2px solid var(--line);border-radius:12px;padding:14px 16px;min-height:54px;font-size:16px;line-height:1.6;cursor:pointer;font-family:var(--sans);color:var(--ink)}
.opt:hover{border-color:var(--teal)}
.opt.sel{border-color:var(--teal);background:#E7F3EC}
.opt .k{flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;margin-top:1px}
.opt.sel .k{background:var(--teal)}
.opt-main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:8px}
.qfig{display:block;max-width:100%;height:auto;border-radius:10px;background:#fff;border:1px solid var(--line);padding:8px;box-sizing:border-box}
.qfig-stem{margin:0 0 18px}
.qfig-opt{max-height:220px;object-fit:contain;align-self:flex-start}
.exp-item .qfig{margin-top:8px;max-height:260px;object-fit:contain}
.qnav{display:flex;align-items:center;gap:10px;margin-top:22px;flex-wrap:wrap}
.dots{display:flex;gap:6px;flex-wrap:wrap}
.dot{width:34px;height:34px;border-radius:9px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:13px;font-weight:700;color:var(--mut)}
.dot.done{background:var(--teal);border-color:var(--teal);color:#fff}
.dot.now{outline:2px solid var(--amber);outline-offset:1px}
.qnav .sp{flex:1}
.score-big{font-family:var(--serif);font-size:56px;line-height:1.1}
.bar-row{display:grid;grid-template-columns:9.5em minmax(0,1fr) auto;gap:10px;align-items:center;margin:8px 0;font-size:14px}
.bar-row>span:last-child{white-space:nowrap;text-align:right;font-variant-numeric:tabular-nums}
.bar{height:12px;background:#E9EBDD;border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--teal)}
.bar i.low{background:var(--bad)}
.bar i.mid{background:var(--amber)}
.exp-item{border-top:1px solid var(--line);padding:16px 0}
.exp-item .ans{font-weight:700}
.exp-item .ans.right{color:var(--ok)}
.exp-item .ans.wrong{color:var(--bad)}
.exp-item p{color:var(--mut);font-size:15px;margin-top:4px}
.setup{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;align-items:end}

/* ===== 表格：外層橫捲＋右緣捲動陰影提示 ===== */
.tbl-scroll{overflow-x:auto;border-radius:14px;background:linear-gradient(to right,var(--card) 30%,rgba(255,255,255,0)) left/40px 100% no-repeat local,linear-gradient(to left,var(--card) 30%,rgba(255,255,255,0)) right/40px 100% no-repeat local,radial-gradient(farthest-side at 0 50%,rgba(12,53,39,.14),transparent) left/14px 100% no-repeat scroll,radial-gradient(farthest-side at 100% 50%,rgba(12,53,39,.14),transparent) right/14px 100% no-repeat scroll}
table.list{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden}
table.list th,table.list td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);font-size:14px;vertical-align:top}
table.list th{background:var(--ink);color:var(--paper);font-size:13px;letter-spacing:.06em;white-space:nowrap}
table.list tbody tr:nth-child(even) td{background:#FAFBF7}

details.faq{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 22px;box-shadow:var(--shadow)}
details.faq summary{font-weight:700;cursor:pointer;font-size:17px}
details.faq summary::marker{color:var(--teal)}
details.faq p{color:var(--mut);margin-top:8px;font-size:15px}

/* ===== 頁尾：品牌列＋分組連結＋法務聲明＋登出獨立列 ===== */
footer.site{background:var(--ink);color:#B9D2C2;padding:46px 0 54px;font-size:14px;line-height:1.8;margin-top:20px}
.nw{white-space:nowrap}
.toTop{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom));z-index:80;width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.25);background:var(--ink);color:#fff;font-size:20px;line-height:1;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.25);opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .25s ease,transform .25s ease,visibility .25s}
.toTop.show{opacity:.92;visibility:visible;transform:none}
.toTop:active{opacity:1}
footer.site .flogo{display:flex;align-items:center;gap:10px;margin-bottom:26px}
footer.site .flogo img{width:34px;height:34px}
footer.site b{color:#fff;font-family:var(--serif);font-size:18px}
footer.site a{color:#E8C98A}
footer.site .fgroups{display:flex;gap:28px 72px;flex-wrap:wrap}
footer.site .fgroup{flex:0 1 190px;min-width:150px}
footer.site .fgroup-title{font-size:12px;font-weight:700;letter-spacing:.18em;color:#9DBFA9;margin-bottom:8px}
footer.site .flist{display:flex;flex-direction:column;align-items:flex-start}
footer.site .flist a{display:inline-flex;align-items:center;min-height:40px;padding:7px 2px;font-size:15px;line-height:1.5;color:#EAF2EC;text-decoration:none}
footer.site .flist a:hover{color:#E8C98A}
footer.site .flegal{margin-top:28px;padding-top:20px;border-top:1px solid rgba(185,210,194,.22);display:flex;flex-direction:column;gap:10px;max-width:46em}
footer.site .flegal p{font-size:12.5px;line-height:1.8;color:#9DBFA9;text-wrap:balance}
footer.site .flogout{margin-top:22px;padding-top:18px;border-top:1px solid rgba(185,210,194,.22)}
footer.site .flogout a{display:inline-flex;align-items:center;min-height:40px;padding:7px 18px;border:1px solid rgba(232,201,138,.55);border-radius:10px;color:#E8C98A;text-decoration:none;font-size:14px;line-height:1.5}
footer.site .flogout a:hover{background:rgba(232,201,138,.12)}
.hidden{display:none!important}
.pill{display:inline-block;font-size:12px;font-weight:700;border-radius:99px;padding:3px 11px;background:#E9EBDD;color:var(--mut)}
.pill.ok{background:#E5F2E9;color:var(--ok)}
.pill.warn{background:#FBEBD9;color:#9A6206}
.pill.danger{background:#F9E3E0;color:var(--bad)}
.pill.hot{background:var(--amber);color:#23180A}

@media (max-width:860px){
  .g4,.g3{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .setup{grid-template-columns:1fr 1fr}
  /* 頁首改兩列：第一列品牌＋登入/註冊，第二列導覽單列橫捲 */
  .hbar{gap:4px 12px;padding:6px 0 0}
  .hbar .brand img{width:30px;height:30px}
  .hbar .brand b{font-size:16px}
  .hbar .brand-text small{font-size:9.5px;letter-spacing:.18em;margin-top:2px}
  .hactions{margin-left:auto;gap:12px}
  .hactions a{padding:7px 2px}
  .hactions a.nav-cta{padding:9px 14px}
  nav.main{order:3;flex-basis:100%;margin-left:0;gap:20px;overflow-x:auto;padding:0 2px;border-top:1px solid var(--line);scrollbar-width:none}
  nav.main::-webkit-scrollbar{display:none}
  nav.main a{font-size:15px;min-height:44px;display:flex;align-items:center;padding:0 2px}
  .exam-shell,#resultPanel,#fmBetween,#fmDone{scroll-margin-top:106px}
  .lesson section{scroll-margin-top:106px}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .hero{padding:42px 0 50px}.hero h1{font-size:31px;line-height:1.38}.hero p.lead{font-size:16px}
  .hero .cta .btn{flex:1 1 150px}
  .g4,.g3,.g2{grid-template-columns:1fr}.setup{grid-template-columns:1fr}
  .stats{gap:10px}.stat{padding:15px 16px}.stat b{font-size:24px}
  section{padding:44px 0}h2.sec{font-size:25px}
  .card{padding:20px}
  form.auth{padding:22px 20px}
  .exam-head{padding:16px 18px}.exam-head h3{font-size:19px}
  .exam-head .timer{font-size:19px;padding:3px 11px}
  .exam-body{padding:20px 16px}.qtext{font-size:17px}
  .qnav .btn{padding:9px 14px;min-height:44px;font-size:15px}
  .qnav .dots{order:4;flex-basis:100%;display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:6px}
  .qnav .dot{width:auto;height:40px;font-size:14px}
  .qtag{display:block;border-radius:14px;padding:9px 13px;line-height:1.6}
  .opts{gap:12px}
  .bar-row{grid-template-columns:7.5em minmax(0,1fr) auto;font-size:13px}
  .score-big{font-size:46px}
  table.list th,table.list td{padding:9px 10px;font-size:13px}
  footer.site{padding:40px 0 48px}
  footer.site .fgroups{display:grid;grid-template-columns:1fr;gap:26px}
  footer.site .fgroup{flex:none;min-width:0}
  footer.site .flist{flex-direction:row;flex-wrap:wrap;gap:2px 26px}
  footer.site .flist a{font-size:14.5px;min-height:42px}
  footer.site .flegal{max-width:none}
}

/* ===== 章節講義（.lesson 作用域；元件規格依 LESSON-STANDARD 定版樣本） ===== */
.lesson{font-size:16.5px;line-height:1.9;color:#21312A;-webkit-font-smoothing:antialiased}
.lesson.fs-lg{font-size:18.5px;line-height:2}
.lesson.fs-xl{font-size:20.5px;line-height:2.1}
.lsize{display:flex;align-items:center;gap:8px;justify-content:flex-end;flex-wrap:wrap;margin:0 0 14px}
.lsize span{font-size:13px;color:var(--mut)}
.lsize button{font:inherit;font-size:13.5px;min-height:36px;padding:5px 14px;border-radius:99px;border:1px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer}
.lsize button.on{background:var(--teal);border-color:var(--teal);color:#fff;font-weight:700}
.lesson ::selection{background:rgba(201,162,39,.35)}
.lesson .band{background:linear-gradient(150deg,var(--ink) 55%,var(--ink2) 130%);color:#EAF4EC;padding:30px 26px 26px;border-radius:18px;box-shadow:0 6px 22px rgba(12,53,39,.14)}
.lesson .brand{display:flex;align-items:center;gap:10px;font-size:13.5px;letter-spacing:.14em;color:#BED8C6}
.lesson .brand .dot{width:11px;height:11px;border-radius:50%;border:2px solid var(--amber);box-shadow:0 0 0 2px rgba(201,162,39,.25) inset;flex:none}
.lesson .badge{display:inline-block;margin-top:16px;background:var(--amber);color:#241C04;font-size:12.5px;font-weight:700;padding:3px 11px;border-radius:99px;letter-spacing:.05em}
.lesson .badge.approved{background:var(--teal);color:#fff}
.lesson .band h1{font-size:30px;line-height:1.35;margin-top:12px;font-weight:800;letter-spacing:.01em;color:#EAF4EC}
.lesson .lede{margin-top:10px;color:#C4D8CB;font-size:15.5px;line-height:1.8}
.lesson .meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.lesson .meta span{border:1px solid rgba(190,216,198,.4);color:#D9E8DC;border-radius:99px;padding:3px 12px;font-size:13px}
.lesson .meta span b{color:var(--amber);font-weight:700}
.lesson .toc{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin:26px 0 30px;box-shadow:var(--shadow)}
.lesson .toc .t{font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--teal);margin-bottom:7px}
.lesson .toc ol{margin:0 0 0 1.3em}
.lesson .toc li{margin-bottom:3px;font-size:15px}
.lesson .toc a{color:var(--ink);text-decoration:none;border-bottom:1px dotted rgba(27,154,107,.5)}
.lesson .toc a:hover{color:var(--teal)}
.lesson section{margin-bottom:38px;scroll-margin-top:84px}
.lesson section.cta{margin-bottom:18px}
.lesson h2{font-size:21.5px;color:var(--ink);margin-bottom:13px;line-height:1.5;display:flex;align-items:baseline;gap:10px}
.lesson h2 .no{font-size:13px;font-weight:800;color:#fff;background:var(--teal);border-radius:8px;padding:2px 9px;letter-spacing:.06em;transform:translateY(-2px);flex:none}
.lesson h2::after{content:"";flex:1;border-top:1px solid var(--line);transform:translateY(-4px)}
.lesson h3{font-size:17.5px;color:var(--ink);margin:20px 0 8px}
.lesson p{margin-bottom:11px}
.lesson .lead-p{font-size:17.5px;line-height:1.95}
.lesson ul,.lesson ol{margin:0 0 12px 1.4em}
.lesson li{margin-bottom:5px}
.lesson li::marker{color:var(--teal);font-weight:700}
.lesson .card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 22px;box-shadow:var(--shadow)}
.lesson .cross-box{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.lesson .goals{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
.lesson .goals div{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:12px;padding:12px 15px;font-size:15px}
.lesson .goals b{color:var(--teal);display:block;font-size:13px;letter-spacing:.08em;margin-bottom:3px}
.lesson .formula{background:linear-gradient(150deg,var(--ink),var(--ink2));color:#F2E8D5;border-radius:14px;padding:20px 22px;font-size:19px;text-align:center;letter-spacing:.02em;margin:16px 0;box-shadow:0 4px 16px rgba(12,53,39,.18)}
.lesson .formula small{display:block;color:#AAC9B6;font-size:13px;margin-top:6px;letter-spacing:0;line-height:1.7}
.lesson .ex{background:#FBF6EA;border:1px solid #EBDCBB;border-left:5px solid var(--amber);border-radius:12px;padding:17px 20px;margin:16px 0}
.lesson .ex .tag{display:inline-block;font-size:12.5px;font-weight:800;color:#8A6414;letter-spacing:.1em;background:rgba(201,162,39,.20);padding:2px 9px;border-radius:6px;margin-bottom:6px}
.lesson .ex p:last-child{margin-bottom:0}
.lesson .ans{display:inline-block;font-weight:800;color:var(--ink);background:rgba(27,154,107,.12);border-radius:7px;padding:1px 9px}
.lesson table{width:100%;border-collapse:separate;border-spacing:0;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;font-size:15px;margin:14px 0}
.lesson th{background:var(--ink);color:#EAF4EC;text-align:left;padding:11px 15px;font-weight:700}
.lesson td{padding:11px 15px;border-top:1px solid var(--line);vertical-align:top;line-height:1.75}
.lesson tr:nth-child(even) td{background:#FAFBFA}
.lesson .tbl-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:12px}
.lesson .note{font-size:14.5px;color:var(--mut);line-height:1.8}
.lesson .warn{background:#FDF0EC;border:1px solid #F0CFC2;border-left:5px solid #D96C4A;border-radius:12px;padding:15px 19px;font-size:15px;margin:16px 0}
.lesson .warn b{color:#A03D1D}
.lesson .cta{background:var(--ink);border-radius:16px;padding:24px 22px;color:#EAF4EC;text-align:center}
.lesson .cta p{margin-bottom:0}
.lesson .cta .btn{border-radius:99px;margin-top:12px}
.lesson .review-note{font-size:13.5px;color:var(--mut);text-align:center;padding:2px 0 6px}
@media (max-width:560px){
  .lesson{font-size:16px}
  .lesson .band{padding:24px 18px 20px}
  .lesson .band h1{font-size:24px}
  .lesson h2{font-size:19.5px}
  .lesson .goals{grid-template-columns:1fr}
  .lesson .formula{font-size:16.5px;padding:16px}
  .lesson .card{padding:16px}
}

/* 考點回環五步與今日複習（review.php） */
.loop-steps{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin:16px 0 4px}
.loop-steps .step{font-size:13.5px;font-weight:700;border:1px solid var(--line);border-radius:99px;padding:5px 13px;background:var(--card);color:var(--mut)}
.loop-steps .step.now{background:var(--ink);border-color:var(--ink);color:#F2E8D5}
.loop-steps .arrow{color:var(--mut);font-size:13px}
.kp-filter{margin:14px 0 2px}
.kp-filter select{margin-left:8px;padding:7px 10px;border:1px solid var(--line);border-radius:8px;font-size:15px;background:var(--card)}
.kp-card{max-width:640px}
.kp-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.kp-prompt{font-size:20px;font-weight:700;line-height:1.7;color:var(--ink)}
.kp-answer{margin-top:16px;border-top:1px dashed var(--line);padding-top:14px;line-height:1.8}
.kp-ans-line{font-size:17px;margin-bottom:6px}
.kp-ans-line b{color:var(--teal-dark)}
.kp-actions{margin-top:18px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.kp-actions form{display:flex;gap:12px}
.kp-done{max-width:640px}

/* ===== 後台慣例：統計卡可點按＋sticky 子導覽＋寬表格橫捲（2026-11-02 站群批次） ===== */
a.card.cardlink{display:block;text-decoration:none;color:inherit;cursor:pointer;position:relative;transition:border-color .15s,box-shadow .15s,transform .05s}
a.card.cardlink:hover{border-color:var(--teal);box-shadow:0 10px 26px rgba(0,0,0,.10)}
a.card.cardlink:active{transform:scale(.985)}
a.card.cardlink .go{position:absolute;top:14px;right:16px;font-weight:900;color:var(--teal-dark)}
.adminnav{position:sticky;top:63px;z-index:40;background:var(--paper);border-bottom:1px solid var(--line);display:flex;gap:4px 18px;flex-wrap:nowrap;overflow-x:auto;white-space:nowrap;padding:11px 2px;scrollbar-width:none;margin:0 0 22px}
.adminnav::-webkit-scrollbar{display:none}
.adminnav a{color:var(--mut);text-decoration:none;font-weight:700;font-size:15px;padding:9px 14px;border-radius:10px}
.adminnav a:hover{color:var(--ink)}
.adminnav a.on{color:#fff;background:var(--teal)}
@media (max-width:860px){.adminnav{top:94px}}
.tbl-scroll{-webkit-overflow-scrolling:touch}
table.list{width:max-content;min-width:100%}
table.list th,table.list td{white-space:nowrap}
table.list td.wrapcell{white-space:normal;min-width:200px;max-width:320px}
/* 訂閱頁：比較表與方案卡（2026-11-03 排版修訂） */
table.list.cmp{width:100%;table-layout:fixed}
table.list.cmp th,table.list.cmp td{white-space:normal}
table.list.cmp th.c,table.list.cmp td.c{text-align:center}
.plan-card{display:flex;flex-direction:column}
.plan-price{font-size:26px;font-weight:700;margin:10px 0 0;line-height:1.3}
.plan-per{color:var(--mut);font-size:13px;margin-top:2px}
.plan-feat{margin-top:10px;font-size:14px}
.plan-cta{margin-top:auto;padding-top:14px}
/* 考情頁雙欄：檢核左、常見問題右（2026-11-03） */
.exam-cols{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:28px;align-items:start;margin-top:44px}
.exam-cols .sec{margin-top:0}
.exam-side{position:sticky;top:96px}
@media (max-width:1023px){.exam-cols{grid-template-columns:1fr}.exam-side{position:static}}
/* 訂閱比較表：手機改橫捲不換行（比照全站寬表慣例，避免單字成行） */
@media (max-width:640px){table.list.cmp{width:max-content;table-layout:auto}table.list.cmp th,table.list.cmp td{white-space:nowrap}}
/* 頁尾重新排版：品牌欄＋分組平衡、減少留白（2026-11-03） */
footer.site{padding:34px 0 30px}
footer.site .fgroups{display:grid;grid-template-columns:300px repeat(3,minmax(150px,200px));gap:10px 44px;justify-content:start}
footer.site .fgroups.fewer{grid-template-columns:300px repeat(2,minmax(150px,200px))}
footer.site .fgroup{flex:none;min-width:0}
footer.site .fbrand .flogo{margin-bottom:10px}
footer.site .fintro{font-size:13.5px;line-height:1.7;color:#9DBFA9;max-width:26em}
footer.site .flist a{min-height:30px;padding:2px;font-size:14px}
footer.site .flegal{margin-top:20px;padding-top:16px;max-width:none;gap:6px}
@media (max-width:1023px){footer.site .fgroups{grid-template-columns:1fr 1fr}footer.site .fbrand{grid-column:1/-1}}
@media (max-width:640px){footer.site .fgroups{grid-template-columns:1fr}}
/* 首頁今日清單卡：倒數徽章＋任務列（2026-11-03） */
.today-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;border-bottom:1px solid var(--line);padding-bottom:14px}
.today-head h3{margin:0}
.today-sub{color:var(--mut);font-size:13px;margin-top:4px}
.today-count{text-align:center;background:var(--ink);border-radius:14px;padding:10px 20px;flex:0 0 auto}
.today-count b{display:block;font-family:var(--serif);font-size:30px;line-height:1.15;color:#fff}
.today-count span{font-size:12px;color:rgba(255,255,255,.72)}
.trow{display:flex;align-items:center;gap:14px;padding:13px 0;border-bottom:1px solid var(--line)}
.trow:last-child{border-bottom:none;padding-bottom:2px}
.tico{flex:0 0 auto;width:40px;height:40px;border-radius:50%;background:var(--teal);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px}
.tico.done{background:var(--ok)}
.tmain{flex:1 1 auto;min-width:0}
.tmain b{display:block;font-size:15px}
.tmain span{font-size:13px;color:var(--mut)}
.btn-s{min-height:38px;padding:7px 16px;font-size:14px;border-radius:10px;flex:0 0 auto}
@media (max-width:640px){.today-count{padding:8px 14px}.today-count b{font-size:24px}.trow{gap:10px}.tico{width:34px;height:34px;font-size:14px}}
/* 待讀清單：科目分組標籤（2026-11-03） */
.rd-subj{font-size:12.5px;font-weight:700;letter-spacing:.12em;color:var(--teal-dark);margin:16px 0 0}
.rd-subj.first{margin-top:4px}
/* 全站質感修繕（2026-11-03）：法務頁條款分段＋模考開始面板提示盒 */
.legal h3{margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}
.legal h3:first-child{margin-top:0;padding-top:0;border-top:none}
.legal p{margin-top:6px;line-height:1.85}
.exam-tips{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:12px 0 18px}
.exam-tips ul{margin:0 0 0 1.3em;color:var(--mut);font-size:14px;line-height:1.8}
.exam-tips li::marker{color:var(--teal);font-weight:700}
.exam-tips li+li{margin-top:3px}