.ebg{--c-card:var(--en-card,#fff);--c-soft:var(--en-soft,#f3f4f6);--c-line:var(--en-line,#e5e7eb);--c-line2:var(--en-line-2,#f3f4f6);--c-text:var(--en-text,#1f2937);--c-muted:var(--en-muted,#4b5563);--c-faint:var(--en-faint,#9ca3af);--c-gold:var(--en-gold,#cda238);--c-gold-t:var(--en-gold-t,#a87d1c);--c-gold-d:var(--en-gold-d,#8f681b);--c-gold-soft:var(--en-gold-soft,#cda23824);--c-on-gold:var(--en-on-gold,#111827);--c-shadow:var(--en-shadow,0 12px 26px -22px #11182759);--c-head:var(--en-head,inherit);color:var(--c-text);flex-direction:column;gap:26px;margin:8px 0 32px;scroll-margin-top:80px;display:flex}.ebg h1,.ebg h2,.ebg h3{font-family:var(--c-head);color:var(--c-text)}html[data-theme=dark] .ebg{--c-card:var(--en-card,#182130);--c-soft:var(--en-soft,#1d2738);--c-line:var(--en-line,#354357);--c-line2:var(--en-line-2,#263244);--c-text:var(--en-text,#ebe8e1);--c-muted:var(--en-muted,#bcc3c1);--c-faint:var(--en-faint,#929c9e);--c-gold-t:var(--en-gold-t,#e3b84e)}.ebg-card{background:var(--c-card);box-shadow:0 0 0 1.5px var(--c-line),var(--c-shadow);border-radius:16px;padding:18px}.ebg-eyebrow{letter-spacing:.08em;text-transform:uppercase;color:var(--c-gold-t);font-size:11.5px;font-weight:800;display:inline-block}.ebg-btn{background:var(--c-gold);min-height:42px;font:inherit;letter-spacing:.3px;text-transform:uppercase;cursor:pointer;box-shadow:0 3px 0 var(--c-gold-d);border:0;border-radius:22px;justify-content:center;align-items:center;padding:0 22px;font-size:13.5px;font-weight:800;text-decoration:none;transition:transform .12s;display:inline-flex;color:var(--c-on-gold)!important}.ebg-btn:hover{transform:translateY(-1px)}.ebg-btn:active{box-shadow:0 1px 0 var(--c-gold-d);transform:translateY(2px)}.ebg-btn.ghost{box-shadow:inset 0 0 0 1.5px var(--c-gold);text-transform:none;letter-spacing:0;background:0 0;color:var(--c-gold-t)!important}.ebg-head{flex-direction:column;gap:4px;margin-bottom:14px;display:flex}.ebg-head h2{margin:0;font-size:clamp(19px,1.6vw,23px);font-weight:800;line-height:1.25}.ebg-head .ebg-sub{color:var(--c-muted);margin:0;font-size:13.5px}.ebg-lvl{background:var(--c-gold-soft);color:var(--c-gold-t);border-radius:6px;padding:1px 7px;font-size:11.5px;font-style:normal;font-weight:800}.ebg-ico{background:var(--c-gold-soft);width:38px;height:38px;color:var(--c-gold-t);border-radius:12px;flex:none;place-items:center;display:grid}.ebg-ico svg{width:19px;height:19px}.ebg-hero{background:linear-gradient(120deg, var(--en-hero,var(--c-card)) 0%, var(--en-hero,var(--c-card)) 55%, var(--c-gold-soft) 100%);box-shadow:0 0 0 1.5px var(--c-line),var(--c-shadow);border-radius:20px;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);align-items:center;gap:28px;padding:26px 28px;display:grid}.ebg-hero>div:first-child{flex-direction:column;gap:10px;display:flex}.ebg-hero h1{margin:0;font-size:clamp(24px,2.4vw,34px);font-weight:800;line-height:1.15}.ebg-hero p{max-width:620px;color:var(--c-muted);margin:0;font-size:15px;line-height:1.6}.ebg-acts{flex-wrap:wrap;gap:10px;margin-top:6px;display:flex}.ebg-stats{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;display:grid}.ebg-stats div{background:var(--c-card);box-shadow:0 0 0 1.5px var(--c-line);border-radius:14px;flex-direction:column;gap:2px;padding:14px 12px;display:flex}.ebg-stats b{font-family:var(--c-head);color:var(--c-gold-t);white-space:nowrap;font-size:21px;font-weight:800;line-height:1.15;display:block}.ebg-stats small{color:var(--c-muted);font-size:12.5px;font-weight:600}.ebg-stats .ebg-a1 b{letter-spacing:-.02em}.ebg-steps{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.ebg-step{padding:0;transition:box-shadow .15s,transform .15s}.ebg-step>a{height:100%;color:inherit;box-sizing:border-box;flex-direction:column;gap:8px;padding:16px;text-decoration:none;display:flex}.ebg-step h3{flex-direction:column;gap:2px;margin:4px 0 0;font-size:15.5px;font-weight:800;line-height:1.3;display:flex}.ebg-step .ebg-stepno{letter-spacing:.06em;text-transform:uppercase;color:var(--c-faint);font-size:11px;font-weight:800}.ebg-step p{color:var(--c-muted);-webkit-line-clamp:3;-webkit-box-orient:vertical;flex:1;margin:0;font-size:13px;line-height:1.55;display:-webkit-box;overflow:hidden}.ebg-step:hover{box-shadow:0 0 0 1.5px var(--c-gold),var(--c-shadow);transform:translateY(-2px)}.ebg-step.done .ebg-no{color:#fff;background:#10b981}.ebg-step-top{align-items:center;gap:10px;display:flex}.ebg-step-top .ebg-lvl{margin-left:auto}.ebg-no{background:var(--c-gold);width:28px;height:28px;color:var(--c-on-gold);font-family:var(--c-head);border-radius:50%;place-items:center;font-size:13.5px;font-weight:800;display:grid}.ebg-no svg{width:14px;height:14px}.ebg-step .ebg-ico{border-radius:10px;width:32px;height:32px}.ebg-step .ebg-ico svg{width:16px;height:16px}.ebg-step-foot{border-top:1.5px solid var(--c-line2);flex-direction:column;gap:8px;padding-top:10px;display:flex}.ebg-step-foot>div{align-items:center;gap:10px;display:flex}.ebg-step-foot small{color:var(--c-faint);font-size:12px;font-weight:700}.ebg-go{color:var(--c-gold-t);white-space:nowrap;margin-left:auto;font-size:13px;font-weight:800}.ebg-bar{background:var(--c-soft);border-radius:99px;height:5px;display:block;overflow:hidden}.ebg-bar em{border-radius:inherit;background:var(--c-gold);height:100%;display:block}.ebg-duo{grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);align-items:stretch;gap:14px;display:grid}.ebg-duo>.ebg-card{padding:20px 22px}.ebg-tips{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;display:grid}.ebg-tip{flex-direction:column;gap:6px;display:flex}.ebg-tip h3{margin:6px 0 0;font-size:15px;font-weight:800}.ebg-tip p{color:var(--c-muted);margin:0;font-size:13.5px;line-height:1.55}.ebg-tipbox .ebg-tips{flex-direction:column;gap:12px;margin:0;padding:0;list-style:none;display:flex}.ebg-tipbox .ebg-tip{flex-direction:row;align-items:flex-start;gap:12px}.ebg-tipbox .ebg-tip>div{flex-direction:column;gap:3px;min-width:0;display:flex}.ebg-tipbox .ebg-tip h3{margin:0;font-size:14.5px}.ebg-article{flex-direction:column;gap:10px;display:flex}.ebg-article h2{align-items:center;gap:10px;margin:0 0 2px;font-size:clamp(18px,1.5vw,21px);font-weight:800;display:flex}.ebg-article p{color:var(--c-muted);margin:0;font-size:14px;line-height:1.7}.ebg-article p b{color:var(--c-text)}.ebg-article .ebg-btn{align-self:flex-start;margin-top:auto}.ebg-faq{grid-template-columns:repeat(auto-fit,minmax(max(380px,30%),1fr));align-items:start;gap:10px;display:grid}.ebg-faq details{padding:0}.ebg-faq summary{cursor:pointer;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;font-size:14.5px;font-weight:800;list-style:none;display:flex}.ebg-faq summary::-webkit-details-marker{display:none}.ebg-faq summary:after{content:"+";color:var(--c-gold-t);flex:none;font-size:20px;font-weight:400;line-height:1}.ebg-faq details[open] summary:after{content:"–"}.ebg-faq p{color:var(--c-muted);margin:0;padding:0 18px 14px;font-size:13.5px;line-height:1.6}.ebg-cta{background:var(--c-gold-soft);box-shadow:inset 0 0 0 1.5px var(--c-gold);border-radius:18px;align-items:center;gap:20px;padding:20px 24px;display:flex}.ebg-cta>div{flex-direction:column;flex:1;gap:4px;display:flex}.ebg-cta h2{margin:0;font-size:19px;font-weight:800}.ebg-cta p{color:var(--c-muted);margin:0;font-size:14px;line-height:1.55}.ipa-hero{grid-template-columns:minmax(0,1.6fr) minmax(0,1fr)}.ipa-now{align-items:center;gap:28px;display:flex}.ipa-now>div{flex:1;min-width:0}.ipa-now p{color:var(--c-muted);margin:12px 0 16px;font-size:15px;line-height:1.6}.ipa-big{background:var(--c-gold);min-width:120px;height:120px;color:var(--c-on-gold);box-shadow:0 6px 0 var(--c-gold-d);border-radius:28px;flex:none;place-items:center;padding:0 14px;font-family:Segoe UI,Lucida Sans Unicode,Arial Unicode MS,sans-serif;font-size:44px;font-weight:700;display:grid}.ipa-words{flex-wrap:wrap;gap:10px;display:flex}.ipa-words button{background:var(--c-soft);color:var(--c-text);font:inherit;cursor:pointer;border:0;border-radius:14px;align-items:center;gap:8px;padding:10px 16px;font-size:18px;font-weight:700;display:inline-flex}.ipa-words button svg{width:17px;height:17px;color:var(--c-gold-t)}.ipa-words button:hover{box-shadow:inset 0 0 0 2px var(--c-gold)}.ebg mark{box-shadow:none;letter-spacing:0;color:var(--c-gold-t);text-underline-offset:3px;background:0 0;border:0;margin:0;font-weight:800;text-decoration:underline;padding:0!important}.ipa-group h2{flex-wrap:wrap;align-items:baseline;gap:4px 12px;margin:0 0 14px;font-size:18px;font-weight:800;display:flex}.ipa-group h2 small{color:var(--c-muted);font-size:13px;font-weight:500}.ipa-grid{grid-template-columns:repeat(auto-fill,minmax(118px,1fr));gap:12px;display:grid}.ipa-grid button{background:var(--c-card);color:var(--c-text);box-shadow:0 0 0 2px var(--c-line),0 4px 0 var(--c-line);font:inherit;cursor:pointer;border:0;border-radius:16px;flex-direction:column;align-items:center;gap:4px;padding:16px 8px 12px;transition:transform .12s;display:flex;position:relative}.ipa-grid button b{font-family:Segoe UI,Lucida Sans Unicode,Arial Unicode MS,sans-serif;font-size:24px;font-weight:700}.ipa-grid button small{color:var(--c-muted);font-size:13.5px}.ipa-grid button i{color:#fff;background:#10b981;border-radius:50%;place-items:center;width:18px;height:18px;display:grid;position:absolute;top:6px;right:6px}.ipa-grid button i svg{width:11px;height:11px}.ipa-grid button:hover{transform:translateY(-2px)}.ipa-grid button.on{box-shadow:0 0 0 2.5px var(--c-gold),0 4px 0 var(--c-gold-d);background:var(--c-gold-soft)}@media (max-width:1100px){.ebg-duo{grid-template-columns:1fr}.ebg-stats{grid-template-columns:1fr 1fr}}@media (max-width:760px){.ebg{gap:22px}.ebg-hero{grid-template-columns:1fr;padding:20px 18px}.ebg-steps,.ebg-faq{grid-template-columns:1fr}.ebg-cta{flex-direction:column;align-items:flex-start;padding:22px 20px}.ipa-now{flex-direction:column;align-items:flex-start}}.ebg-step:hover .ebg-go{text-decoration:underline}.ipa-sym{font-family:Segoe UI,Lucida Sans Unicode,Arial Unicode MS,sans-serif}.ipa-pairs{grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.ipa-pairs a{color:var(--c-text);flex-direction:column;gap:6px;padding:16px 18px;text-decoration:none;transition:transform .15s;display:flex}.ipa-pairs a:hover{box-shadow:0 0 0 2px var(--c-gold),var(--c-shadow);transform:translateY(-2px)}.ipa-pairs small{letter-spacing:.05em;text-transform:uppercase;color:var(--c-gold-t);align-items:center;gap:6px;font-size:12px;font-weight:800;display:flex}.ipa-pairs small svg{color:#10b981;width:14px;height:14px}.ipa-pairs b{font-size:22px;font-weight:700}.ipa-pairs span{color:var(--c-muted);font-size:14px}.ipa-pairs .done a{box-shadow:0 0 0 2px #10b981,var(--c-shadow)}.ipa-acts{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.ipa-say{flex-direction:column;gap:4px;display:inline-flex}.ipa-say em{color:#dc2626;font-size:13px;font-style:normal}.ipa-say em.ok{color:#0f9f6e;font-weight:700}.ipa-sides{grid-template-columns:1fr 1fr;gap:18px;display:grid}.ipa-side{flex-direction:column;align-items:flex-start;gap:12px;display:flex}.ipa-side p{color:var(--c-muted);margin:0;font-size:14.5px;line-height:1.6}.ipa-side .ebg-btn svg{width:16px;height:16px;margin-right:6px}.ipa-model{font-family:var(--c-head);font-size:30px;font-weight:800}.ipa-cmp{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.ipa-cmp li{background:var(--c-soft);border-radius:14px;flex-wrap:wrap;align-items:center;gap:12px;padding:10px 12px;display:flex}.ipa-cmp li>span{color:var(--c-faint);font-size:18px}.ipa-cmp button{background:var(--c-card);box-shadow:inset 0 0 0 2px var(--c-line);color:var(--c-text);font:inherit;cursor:pointer;border:0;border-radius:12px;align-items:center;gap:8px;padding:9px 16px;font-size:17px;font-weight:800;display:inline-flex}.ipa-cmp button svg{width:16px;height:16px;color:var(--c-gold-t)}.ipa-cmp button small{color:var(--c-faint);font-size:12.5px;font-weight:600}.ipa-cmp button:hover{box-shadow:inset 0 0 0 2px var(--c-gold)}.ipa-cmp .ipa-both{color:var(--c-gold-t);margin-left:auto;font-size:13px;font-weight:700}.ipa-listen{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.ipa-listen .ebg-btn svg{width:16px;height:16px;margin-right:6px}.ipa-opt{background:var(--c-card);min-width:110px;box-shadow:inset 0 0 0 2px var(--c-line);color:var(--c-text);font:inherit;cursor:pointer;border:0;border-radius:14px;padding:12px 20px;font-size:18px;font-weight:800}.ipa-opt:hover:not(:disabled){box-shadow:inset 0 0 0 2px var(--c-gold)}.ipa-opt.right{color:#0f9f6e;background:#10b98126;box-shadow:inset 0 0 0 2px #10b981}.ipa-opt.wrong{color:#dc2626;background:#ef44441f;box-shadow:inset 0 0 0 2px #ef4444}.ipa-opt:disabled{cursor:default}.ipa-sentence{align-items:center;gap:14px;margin-bottom:14px;display:flex}.ipa-sentence b{font-size:19px;display:block}.ipa-sentence small{color:var(--c-muted);font-size:14px}.ipa-nav{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.ipa-now .ebg-btn{margin:0}@media (max-width:760px){.ipa-sides{grid-template-columns:1fr}.ipa-cmp .ipa-both{margin-left:0}}.ipa-tabs{flex-wrap:wrap;gap:10px;margin-bottom:14px;display:flex}.ipa-tabs button{background:var(--c-soft);color:var(--c-muted);font:inherit;cursor:pointer;border:0;border-radius:99px;padding:10px 18px;font-size:14px;font-weight:700}.ipa-tabs button:hover{color:var(--c-text)}.ipa-tabs button.on{background:var(--c-gold);color:var(--c-on-gold)}.ipa-box{flex-direction:column;gap:14px;display:flex}.ipa-box .ipa-tabs{margin-bottom:4px}.ipa-pick{color:var(--c-muted);margin:0;font-size:14px;font-weight:700}#ipa-chart .ipa-now{margin-top:18px}