/* =========================================================
   Steven 線上課程 — 前台樣式
   沿用 Demo 版設計（黃 #F2C230／墨 #1A1A1A／米白 #FFFDF7）
   ========================================================= */
:root{--bg:#FFFDF7;--card:#FFFFFF;--ink:#1A1A1A;--mute:#5C5C5C;--line:#E6DFCC;--gold:#F2C230;--gold-d:#9A7200;--dark:#141414;--soft:#F3EFE2}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Noto Sans TC','PingFang TC','Microsoft JhengHei',system-ui,sans-serif;font-size:16px;line-height:1.7}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding-inline:20px}
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--card);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.logo{display:flex;align-items:center;gap:10px}.logo img{height:30px;width:auto}.logo span{font-size:13px;color:var(--mute)}
nav.main{display:flex;gap:20px;align-items:center;font-size:15px}
nav.main a.btn{height:40px;padding:0 16px}
.burger{display:none;width:44px;height:44px;border:0;background:none;cursor:pointer}
.btn{display:inline-flex;align-items:center;justify-content:center;height:50px;padding:0 24px;border-radius:10px;font-weight:700;font-size:16px;border:0;cursor:pointer;font-family:inherit}
.btn.gold{background:var(--gold);color:var(--ink)}.btn.dark{background:var(--ink);color:#fff}.btn.line{background:transparent;border:2px solid var(--ink);color:var(--ink)}
.btn.block{width:100%}
.hero{background:var(--card);padding-block:48px 40px}
.hero .wrap{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}
.eyebrow{font-size:13px;font-weight:700;color:var(--gold-d);letter-spacing:2px}
h1{font-size:clamp(28px,4.5vw,48px);line-height:1.25;margin:10px 0 14px;font-weight:900;text-wrap:balance}
h2{font-size:clamp(22px,3vw,30px);font-weight:900;margin:0 0 6px;text-wrap:balance}
.lead{font-size:17px;color:var(--mute);margin:0 0 20px;max-width:34em}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.checks{display:flex;gap:18px;flex-wrap:wrap;font-size:14px;color:var(--mute);margin-top:18px}
.avatarwrap{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center}
.avatar{width:min(280px,60vw);aspect-ratio:1;border-radius:50%;background:var(--gold);padding:10px;box-shadow:0 20px 50px rgba(242,194,48,.35)}
.avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover;display:block}
.avatarwrap b{font-size:16px}.avatarwrap small{font-size:13px;color:var(--mute)}
section{padding-block:44px}
.sechead{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.sechead p{margin:0;color:var(--mute)}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:transform .15s}
.card:hover{transform:translateY(-2px)}
.cover{position:relative;aspect-ratio:16/9;background:var(--dark);display:flex;align-items:flex-end;padding:14px;color:#BDBDBD;font-size:12px}
.cover .tag{position:absolute;top:12px;left:12px;background:var(--gold);color:var(--ink);font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px}
.cover .t{font-size:20px;font-weight:900;color:#fff;line-height:1.3;text-wrap:balance}
.cbody{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.cbody .name{font-size:17px;font-weight:700;line-height:1.4}
.cbody .sub{font-size:14px;color:var(--mute)}
.meta{font-size:13px;color:var(--mute)}
.price{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:6px}
.price b{font-size:20px;font-weight:900}.price span{font-size:14px;font-weight:700;color:var(--gold-d)}
.bundle{display:flex;flex-direction:column;gap:10px;padding:26px;background:var(--dark);color:#fff;border-radius:16px}
.bundle .eyebrow{color:var(--gold)}.bundle .big{font-size:24px;font-weight:900;line-height:1.3}.bundle p{margin:0;color:#BDBDBD;font-size:14px}
.why{background:var(--dark);color:#fff}
.why .grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.why .item{padding:22px;border:1px solid #333;border-radius:14px;display:flex;flex-direction:column;gap:8px}
.why .n{font-size:26px;font-weight:900;color:var(--gold)}.why b{font-size:17px}.why p{margin:0;font-size:14px;color:#BDBDBD}
.about{background:var(--card)}
.about .wrap{display:grid;grid-template-columns:220px 1fr;gap:40px;align-items:center}
.about img{width:220px;aspect-ratio:1;border-radius:24px;object-fit:cover}
.about p{color:var(--mute);margin:8px 0 14px}
.chips{display:flex;gap:8px;flex-wrap:wrap;font-size:13px}.chips span{padding:6px 12px;border:1px solid var(--line);border-radius:999px;background:var(--bg)}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:16px}
.stats div{padding:14px;background:var(--soft);border-radius:12px;text-align:center}.stats b{display:block;font-size:24px;font-weight:900}.stats small{color:var(--mute);font-size:12px}
.faq .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.faq .q{padding:18px 22px;background:var(--card);border:1px solid var(--line);border-radius:12px}.faq b{font-size:16px}.faq p{margin:4px 0 0;color:var(--mute);font-size:14px}
.contact{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 26px;background:var(--gold);border-radius:14px;margin-top:16px;flex-wrap:wrap}
.contact b{font-size:20px;font-weight:900}.contact p{margin:4px 0 0;font-size:14px}
footer{background:var(--dark);color:#CFCFCF;padding-block:40px;font-size:14px}
footer .wrap{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
footer img{height:28px;width:auto}footer .cols{display:flex;gap:48px;flex-wrap:wrap}footer .cols div{display:flex;flex-direction:column;gap:4px}footer .cols b{color:var(--gold)}
.crumb{font-size:13px;color:var(--mute);margin-bottom:12px}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.filters button{height:40px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:var(--card);font-family:inherit;font-size:14px;cursor:pointer}
.filters button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.chero{background:var(--dark);color:#fff;padding-block:36px}
.chero .wrap{display:grid;grid-template-columns:1fr 360px;gap:36px;align-items:start}
.chero .crumb{color:#9A9A9A}.chero .lead{color:#D0D0D0}
.chero .facts{display:flex;gap:22px;flex-wrap:wrap;font-size:14px;color:#BDBDBD;margin-bottom:18px}
.player{position:relative;aspect-ratio:16/9;background:#000;border:1px solid #333;border-radius:14px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;color:#BDBDBD;font-size:14px;cursor:pointer;overflow:hidden}
.play{width:68px;height:68px;border-radius:50%;background:var(--gold);display:flex;align-items:center;justify-content:center}
.buy{background:var(--card);color:var(--ink);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:12px;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.buy .p{display:flex;align-items:baseline;gap:10px}.buy .p b{font-size:32px;font-weight:900}.buy .p s{color:var(--mute);font-size:14px}
.buy .promo{font-size:13px;color:#B03A2E;font-weight:700}
.buy ul{margin:0;padding:12px 0 0;border-top:1px solid var(--line);list-style:none;font-size:14px;color:var(--mute);display:flex;flex-direction:column;gap:6px}
.cbody2 .wrap{display:grid;grid-template-columns:1fr 340px;gap:40px;align-items:start}
.block{margin-bottom:34px}
.three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.three div{padding:18px;background:var(--card);border:1px solid var(--line);border-radius:12px;font-size:15px}.three div span{color:var(--mute);display:block;font-size:14px}
.gain{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.gain li{padding-left:26px;position:relative}.gain li:before{content:"✓";position:absolute;left:0;color:var(--gold-d);font-weight:900}
.outline{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.outline div{display:flex;align-items:center;gap:14px;padding:14px 16px;border-bottom:1px solid var(--line);font-size:15px}.outline div:last-child{border:0}
.outline i{width:28px;height:28px;flex:none;border-radius:50%;background:var(--ink);color:#fff;font-style:normal;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center}
.outline em{font-style:normal;font-size:12px;font-weight:700;background:var(--gold);padding:2px 8px;border-radius:999px}
.outline small{margin-left:auto;color:var(--mute);white-space:nowrap}
.side{display:flex;flex-direction:column;gap:20px}
.tcard{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;display:flex;flex-direction:column;gap:10px;align-items:center;text-align:center}
.tcard img{width:110px;aspect-ratio:1;border-radius:50%;object-fit:cover}.tcard b{font-size:17px}.tcard small{color:var(--mute);font-size:13px}
.note{padding:14px 18px;background:var(--soft);border-radius:12px;font-size:13px;color:var(--mute)}
.steps{display:flex;align-items:center;gap:10px;font-size:14px;flex-wrap:wrap;margin-bottom:22px}
.steps span{display:flex;align-items:center;gap:8px}.steps i{width:26px;height:26px;border-radius:50%;font-style:normal;font-size:13px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line)}
.steps .done i{background:var(--ink);color:#fff}.steps .now i{background:var(--gold);font-weight:700}.steps .now{font-weight:700}.steps hr{width:40px;border:0;border-top:2px solid var(--line);margin:0}
.co .wrap{display:grid;grid-template-columns:1fr 380px;gap:32px;align-items:start}
.panel{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:14px;margin-bottom:20px}
.panel h3{margin:0;font-size:18px;font-weight:900}
label.f{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:700}
input[type=text],input[type=email],input[type=password],input[type=tel],input[type=number],input[type=date],input[type=datetime-local],select,textarea{height:46px;border:1px solid var(--line);border-radius:8px;padding:0 12px;font-size:15px;font-family:inherit;width:100%;background:#fff;color:var(--ink)}
input:focus{outline:2px solid var(--gold);outline-offset:1px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.pay{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:10px;cursor:pointer}
.pay.on{border:2px solid var(--ink)}.pay b{display:block;font-size:15px}.pay small{color:var(--mute);font-size:13px}
.pay input{width:18px;height:18px;margin:0;accent-color:var(--ink)}
.chk{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--mute)}.chk input{width:18px;height:18px;margin:2px 0 0;flex:none;accent-color:var(--ink)}
.sum{position:sticky;top:84px}
.sum .line{display:flex;justify-content:space-between;font-size:15px}.sum .tot{font-size:22px;font-weight:900;padding-top:10px;border-top:1px solid var(--line)}
.sum .item{display:flex;gap:12px;align-items:center;padding-bottom:12px;border-bottom:1px solid var(--line)}.sum .item i{width:84px;aspect-ratio:16/9;background:var(--dark);border-radius:8px;flex:none}
.sum .item b{font-size:15px;display:block}.sum .item small{color:var(--mute);font-size:13px}
.login .wrap{display:grid;grid-template-columns:1fr 420px;gap:60px;align-items:center;padding-block:40px}
.login .who img{width:90px;aspect-ratio:1;border-radius:50%;object-fit:cover}
.social{display:flex;align-items:center;justify-content:center;gap:10px;height:48px;border:1px solid var(--line);border-radius:10px;font-weight:700;background:#fff;cursor:pointer;font-family:inherit;font-size:15px;color:var(--ink)}
.or{display:flex;align-items:center;gap:12px;color:var(--mute);font-size:13px}.or:before,.or:after{content:"";flex:1;height:1px;background:var(--line)}
.tabs{display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;font-weight:700;font-size:15px}.tabs button{flex:1;padding:12px;border:0;background:none;font-family:inherit;font-size:15px;cursor:pointer;color:var(--mute)}.tabs button.on{background:var(--ink);color:#fff}
.learnbar{background:var(--dark);color:#fff}.learnbar .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:14px;flex-wrap:wrap}
.learnbar .prog{display:flex;align-items:center;gap:12px;font-size:13px;color:#BDBDBD}.bar{width:140px;height:8px;background:#333;border-radius:999px;overflow:hidden}.bar i{display:block;height:100%;background:var(--gold)}
.learn .wrap{display:grid;grid-template-columns:1fr 340px;gap:28px;align-items:start;padding-block:24px}
.vid{aspect-ratio:16/9;background:#000;border-radius:14px;position:relative;display:flex;align-items:center;justify-content:center}
.vid .ctl{position:absolute;left:0;right:0;bottom:0;padding:12px 16px;display:flex;align-items:center;gap:12px;color:#fff;font-size:12px;background:rgba(0,0,0,.6);border-radius:0 0 14px 14px}
.vid .ctl .b{flex:1;height:4px;background:#555;border-radius:2px}.vid .ctl .b i{display:block;height:100%;background:var(--gold);width:38%}
.units{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.units h4{margin:0;padding:14px 16px;border-bottom:1px solid var(--line);font-size:15px}
.units a{display:flex;align-items:center;gap:12px;padding:13px 16px;border-bottom:1px solid var(--line);font-size:14px}.units a.now{background:#FFF6D6;font-weight:700}
.units i{width:22px;height:22px;flex:none;border-radius:50%;border:1px solid var(--line);font-style:normal;font-size:11px;display:flex;align-items:center;justify-content:center}.units .done i{background:#2E7D32;color:#fff;border:0}.units .now i{background:var(--gold);border:0}
.units small{margin-left:auto;color:var(--mute)}
.ltabs{display:flex;gap:22px;font-size:14px;font-weight:700;border-bottom:1px solid var(--line);margin:18px 0 12px}.ltabs span{padding:8px 0;color:var(--mute)}.ltabs span.on{color:var(--ink);border-bottom:3px solid var(--gold)}
.donepage .wrap{max-width:640px;text-align:center;padding-block:60px}
.donepage .ok{width:80px;height:80px;border-radius:50%;background:var(--gold);display:inline-flex;align-items:center;justify-content:center;font-size:36px;font-weight:900}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(24px + env(safe-area-inset-bottom,0px));background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;font-size:14px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:40}
.toast.on{opacity:1}
@media (max-width:900px){
 .hero .wrap,.about .wrap,.chero .wrap,.cbody2 .wrap,.co .wrap,.login .wrap,.learn .wrap{grid-template-columns:1fr}
 .grid,.why .grid,.three,.faq .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
 nav.main{display:none;position:absolute;top:64px;left:0;right:0;background:var(--card);flex-direction:column;align-items:stretch;padding:16px 20px;gap:14px;border-bottom:1px solid var(--line)}
 nav.main.open{display:flex}
 .burger{display:block}
 .sum{position:static}
 .logo span{display:none}
 .about img{width:160px}
}
@media (max-width:560px){
 .grid,.why .grid,.three,.faq .grid{grid-template-columns:1fr}
 .row{grid-template-columns:1fr}
 .hero{padding-block:32px}
 .hero .wrap{gap:24px}
 .hero .wrap>div:first-child{order:2}
 .cta .btn{flex:1}
 .contact .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}html{scroll-behavior:auto}}

/* ── 正式版新增 ─────────────────────────────────────── */
:root{--err:#B03A2E;--ok:#2E7D32}
:focus-visible{outline:2px solid var(--gold-d);outline-offset:2px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
textarea{height:auto;min-height:110px;padding:10px 12px;line-height:1.6;resize:vertical}
select{appearance:auto}
.f .err,.ferr{color:var(--err);font-size:13px;font-weight:500}
input.bad,select.bad,textarea.bad{border-color:var(--err);background:#FFF7F6}
.btn[disabled],.btn.busy{opacity:.55;pointer-events:none}
.btn.sm{height:38px;padding:0 14px;font-size:14px}
.link{color:var(--gold-d);font-weight:700;background:none;border:0;padding:0;cursor:pointer;font:inherit;font-weight:700}
.muted{color:var(--mute)}
.center{text-align:center}
.mt0{margin-top:0}
.pre{white-space:pre-line}

/* 頂欄會員區 */
.acct{position:relative}
.acct>button{display:flex;align-items:center;gap:8px;height:40px;padding:0 6px 0 4px;border:1px solid var(--line);border-radius:999px;background:var(--card);cursor:pointer;font:inherit;font-size:14px;color:var(--ink)}
.ava{width:30px;height:30px;border-radius:50%;background:var(--gold);color:var(--ink);display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;overflow:hidden;flex:none}
.ava img{width:100%;height:100%;object-fit:cover}
.acct .menu{position:absolute;right:0;top:48px;min-width:180px;background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 30px rgba(26,26,26,.12);display:none;flex-direction:column;padding:6px;z-index:30}
.acct.open .menu{display:flex}
.acct .menu a,.acct .menu button{padding:10px 12px;border-radius:8px;font-size:14px;text-align:left;background:none;border:0;cursor:pointer;font:inherit;color:var(--ink)}
.acct .menu a:hover,.acct .menu button:hover{background:var(--soft)}

/* 課程封面圖 */
.cover.img{background-size:cover;background-position:center}
.cover.img:after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 40%,rgba(0,0,0,.65))}
.cover.img .t{position:relative;z-index:1}
.owned-badge{position:absolute;top:12px;right:12px;background:#fff;color:var(--ink);font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px;z-index:1}

/* 試看播放器 */
.player video,.player iframe{position:absolute;inset:0;width:100%;height:100%;border:0;background:#000}

/* 購買卡在手機固定於底部 */
@media (max-width:900px){
 .buybar{position:fixed;left:0;right:0;bottom:0;z-index:25;background:var(--card);border-top:1px solid var(--line);padding:10px 16px calc(10px + env(safe-area-inset-bottom,0px));display:flex;align-items:center;gap:12px;box-shadow:0 -6px 20px rgba(0,0,0,.08)}
 .buybar b{font-size:20px;font-weight:900}.buybar small{display:block;color:var(--mute);font-size:12px}
 .buybar .btn{flex:1;height:46px}
 body.has-buybar{padding-bottom:76px}
}
@media (min-width:901px){.buybar{display:none}}

/* 結帳 */
.pay input[type=radio]{flex:none}
.inv-extra{display:none}.inv-extra.on{display:grid}
.sum .item i{background-size:cover;background-position:center}
.couponmsg{font-size:13px}.couponmsg.ok{color:var(--ok)}.couponmsg.bad{color:var(--err)}
.alert{padding:14px 18px;border-radius:12px;font-size:14px;background:#FFF6D6;border:1px solid #EBD58A}
.alert.err{background:#FFF0EE;border-color:#EBB5AE;color:#7A2219}

/* 付款完成 */
.donepage .ok.wait{background:var(--soft)}
.donepage .ok.fail{background:#F5D3CE}
.atmbox{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;text-align:left;margin:20px 0;display:grid;grid-template-columns:auto 1fr;gap:8px 18px;font-size:15px}
.atmbox b{font-size:18px;letter-spacing:.5px}

/* 登入 */
.social svg{flex:none}
.social[disabled]{opacity:.5;cursor:not-allowed}
.formmsg{font-size:14px;min-height:1px}
.formmsg.err{color:var(--err)}.formmsg.ok{color:var(--ok)}
.pane{display:none;flex-direction:column;gap:14px}.pane.on{display:flex}

/* 我的課程 */
.mytabs{display:flex;gap:6px;flex-wrap:wrap;margin:6px 0 22px}
.mytabs button{height:40px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:var(--card);font:inherit;font-size:14px;cursor:pointer}
.mytabs button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.mycard .cbody .bar{width:100%;background:var(--soft)}
.mycard.expired{opacity:.6}
.table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;font-size:14px}
.table th,.table td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.table th{background:var(--soft);font-weight:700;white-space:nowrap}
.table tr:last-child td{border-bottom:0}
.tablewrap{overflow-x:auto;border-radius:12px}
.pill{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:700;background:var(--soft);white-space:nowrap}
.pill.paid,.pill.active{background:#DDF0DE;color:#1F5E22}
.pill.pending{background:#FFF0C2;color:#7A5A00}
.pill.failed,.pill.expired,.pill.cancelled,.pill.revoked,.pill.disabled{background:#F5D3CE;color:#7A2219}
.pill.refunded{background:#E3E3E3;color:#444}
.empty{padding:36px 20px;text-align:center;background:var(--card);border:1px dashed var(--line);border-radius:14px;color:var(--mute)}
.empty .btn{margin-top:14px}

/* 看課頁 */
.vid{overflow:hidden;cursor:default}
.vid video,.vid iframe{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:14px;background:#000}
.vid .msg{color:#BDBDBD;font-size:14px;padding:20px;text-align:center}
.units a{cursor:pointer}
.ltabs button{padding:8px 0;color:var(--mute);background:none;border:0;border-bottom:3px solid transparent;font:inherit;font-weight:700;cursor:pointer}
.ltabs button.on{color:var(--ink);border-bottom-color:var(--gold)}
.lpane{display:none}.lpane.on{display:block}
.learnbar .back{font-size:13px;color:#BDBDBD}
.learnbar .ttl{font-size:15px;max-width:42vw;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.notebox textarea{min-height:160px}

/* 說明頁 */
.doc{max-width:760px}
.doc h1{margin-top:0}
.doc .body{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px 26px;white-space:pre-line;color:#333}

/* 模擬付款頁 */
.mock{max-width:520px;margin:40px auto;background:var(--card);border:2px dashed var(--gold-d);border-radius:16px;padding:26px;display:flex;flex-direction:column;gap:12px}

@media (max-width:900px){
 .acct .menu{right:auto;left:0}
 nav.main .acct>button{width:100%;justify-content:flex-start}
 .learnbar .ttl{max-width:60vw}
}
@media (max-width:560px){
 .atmbox{grid-template-columns:1fr}
 .learnbar .prog .bar{width:80px}
}
.learn .learnbar .wrap{display:flex;align-items:center;padding-block:0;grid-template-columns:none}