.dv-stage{position:relative;width:100%;max-width:1040px;margin:0 auto;aspect-ratio:16 / 9.4;font-family:Poppins,system-ui,sans-serif;color:#0f2240;--dv-brand: #2563eb;--dv-ink: #0f2240;--dv-muted: #5d6e87;--dv-line: #dbe3ee;--dv-tint: #e7eefd;--dv-bg: #f5f8fc}.dv-stage *{box-sizing:border-box}.dv-screen{container-type:inline-size;position:relative;overflow:hidden;background:var(--dv-bg)}.dv-ui{position:absolute;top:0;right:0;bottom:0;left:0;font-size:1cqw;line-height:1.35}.dv-laptop{position:absolute;left:14%;top:0;width:72%;container-type:inline-size}.dv-laptop .dv-lid{background:#0d1424;border-radius:1.6cqw 1.6cqw 0 0;padding:1.8cqw 1.8cqw 2.2cqw;box-shadow:0 30px 70px #040a1e73}.dv-laptop .dv-screen{aspect-ratio:16 / 10;border-radius:.4%}.dv-laptop .dv-base{position:relative;height:0;padding-bottom:3.4%;margin:0 -7%;background:linear-gradient(#c9d2df,#9aa6b8);border-radius:0 0 14% 14%/0 0 100% 100%}.dv-laptop .dv-base:before{content:"";position:absolute;left:42%;right:42%;top:0;height:32%;background:#8792a6;border-radius:0 0 40% 40%}.dv-tablet{container-type:inline-size;position:absolute;right:0;bottom:0;width:25%;background:#111827;border-radius:6%/4.6%;box-shadow:0 24px 60px #040a1e80}.dv-tablet>.dv-screen{margin:4.5cqw}.dv-tablet .dv-screen{aspect-ratio:3 / 4;border-radius:2cqw}.dv-phone{container-type:inline-size;position:absolute;left:3%;bottom:0;width:15%;background:#111827;border-radius:15%/7%;box-shadow:0 24px 60px #040a1e80}.dv-phone>.dv-screen{margin:4.5cqw}.dv-phone .dv-screen{aspect-ratio:9 / 19.5;border-radius:10cqw}.dv-phone .dv-notch{position:absolute;top:7cqw;left:50%;width:28cqw;height:6cqw;transform:translate(-50%);background:#111827;border-radius:99px;z-index:2}.dv-ui svg{width:1em;height:1em;flex:none;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}.dv-card{background:#fff;border:.1em solid var(--dv-line);border-radius:1.2em}.dv-muted{color:var(--dv-muted)}.dv-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;border-radius:.8em;background:var(--dv-brand);color:#fff;font-weight:600;white-space:nowrap}.dv-btn.q{background:#fff;color:var(--dv-ink);border:.1em solid #c6d2e2}.dv-ico{display:grid;place-items:center;color:#fff;flex:none}.dv-logo{display:block;border-radius:22%;background:#fff;padding:6%}.dv-opt{display:flex;align-items:center;gap:.9em;border:.14em solid #c6d2e2;border-radius:1em;background:#fff}.dv-opt b{display:grid;place-items:center;flex:none;width:2.2em;height:2.2em;border-radius:.6em;background:#f1f5fb;border:.1em solid #c6d2e2;font-size:.9em}.dv-opt.sel{border-color:var(--dv-brand);background:var(--dv-tint)}.dv-opt.sel b{background:var(--dv-brand);color:#fff;border-color:var(--dv-brand)}.dv-opt.ok{border-color:#15803d;background:#e3f5ea}.dv-opt.ok b{background:#15803d;color:#fff;border-color:#15803d}.dv-opt.ko{border-color:#c2413a;background:#fbe9e7}.dv-opt.ko b{background:#c2413a;color:#fff;border-color:#c2413a}.dv-opt.strike span{text-decoration:line-through;color:var(--dv-muted)}.dv-avatar{position:relative;flex:none;border-radius:50%;background:radial-gradient(circle at 50% 38%,#fcd9b8 0 28%,transparent 29%),radial-gradient(circle at 50% 100%,#2563eb 0 45%,transparent 46%),#dbeafe;border:.15em solid rgba(255,255,255,.85)}.dv-avatar i{position:absolute;left:50%;bottom:-.55em;transform:translate(-50%);font-style:normal;font-size:.55em;font-weight:800;color:#713f12;background:#facc15;border-radius:99px;padding:.05em .45em}.dv-l-nav{display:flex;align-items:center;gap:2.2em;height:5.2em;padding:0 2.4em;background:linear-gradient(90deg,#1d4ed8,#2563eb);color:#fff}.dv-l-nav .dv-logo{width:3em;height:3em}.dv-l-nav .dv-item{display:grid;justify-items:center;gap:.15em;font-size:.9em;font-weight:600;opacity:.85}.dv-l-nav .dv-item svg{font-size:1.5em}.dv-l-nav .dv-item.on{opacity:1;color:#fde047}.dv-l-nav .dv-right{margin-left:auto;display:flex;align-items:center;gap:1.8em}.dv-l-nav .dv-right svg{font-size:1.6em}.dv-l-nav .dv-avatar{width:3.2em;height:3.2em}.dv-practice{padding:2em 3em;display:grid;gap:1.3em}.dv-banner{display:flex;align-items:center;gap:.8em;padding:.8em 1.3em;border-radius:.9em;background:#e3f5ea;color:#14532d;font-size:.95em;font-weight:500}.dv-banner svg{color:#15803d;font-size:1.2em}.dv-head{display:grid;grid-template-columns:1fr auto;gap:2em;padding:1.6em 2em;align-items:center}.dv-eyebrow{font-size:.78em;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--dv-brand)}.dv-head h4{margin:.25em 0 .5em;font-size:2em;letter-spacing:-.02em;line-height:1.1}.dv-stats{display:flex;gap:2.4em}.dv-stats b{display:block;font-size:1.4em}.dv-stats b.c{color:var(--dv-brand)}.dv-stats span{font-size:.8em;color:var(--dv-muted)}.dv-big{text-align:right;border-left:.1em solid var(--dv-line);padding-left:2em}.dv-big b{display:block;font-size:4em;line-height:1;letter-spacing:-.04em;color:var(--dv-brand)}.dv-big span{font-size:.9em;font-weight:600}.dv-big small{display:block;font-size:.8em;color:var(--dv-muted)}.dv-pickers{display:grid;grid-template-columns:1.3fr 1fr;gap:1em;margin-top:1.2em;padding-top:1.2em;border-top:.1em solid var(--dv-line);grid-column:1 / -1}.dv-pick{border:.1em solid #c6d2e2;border-radius:.9em;padding:.6em 1em;display:flex;align-items:center;gap:.6em}.dv-pick small{display:block;font-size:.7em;font-weight:700;letter-spacing:.06em;color:var(--dv-muted)}.dv-pick b{font-size:1.05em}.dv-pick em{font-style:normal;font-size:.85em;color:var(--dv-muted)}.dv-pick svg{margin-left:auto;color:var(--dv-muted)}.dv-ready{display:flex;align-items:center;gap:1.2em;padding:1em 1.4em}.dv-bars5{display:flex;gap:.3em}.dv-bars5 i{width:.9em;height:2.2em;border-radius:.25em;background:#15803d}.dv-bars5 i.n{background:#c2413a}.dv-ready b{display:block;font-size:1.05em}.dv-ready span{font-size:.85em;color:var(--dv-muted)}.dv-ready .dv-btn{margin-left:auto;padding:.6em 1.3em;font-size:.9em}.dv-modes{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:1em}.dv-mode{border-radius:1.2em;padding:1.2em 1.3em;border:.1em solid;display:grid;gap:.4em;align-content:start}.dv-mode .dv-ico{width:2.6em;height:2.6em;border-radius:.7em;font-size:1em}.dv-mode .dv-ico svg{font-size:1.3em}.dv-mode h5{margin:.3em 0 0;font-size:1.1em}.dv-mode p{margin:0;font-size:.85em;color:#2e4363}.dv-mode em{font-style:normal;font-size:.8em;font-weight:700}.dv-mode.off{background:#e7eefd;border-color:#c7d7fb;grid-row:span 2}.dv-mode.off .dv-ico{background:#2563eb}.dv-mode.rand{background:#e6f6f0;border-color:#bfe6d8}.dv-mode.rand .dv-ico{background:#0e8466}.dv-mode.rand em{color:#0e8466}.dv-mode.topic{background:#fff4de;border-color:#f5dca8}.dv-mode.topic .dv-ico{background:#b26a00}.dv-mode.topic em{color:#b26a00}.dv-mode.flash{background:#f1ecff;border-color:#d9cefb}.dv-mode.flash .dv-ico{background:#6a47d6}.dv-mode.flash em{color:#6a47d6}.dv-mode.wrong{background:#fdebf1;border-color:#f6c9d8}.dv-mode.wrong .dv-ico{background:#c23a63}.dv-mode.wrong em{color:#c23a63}.dv-next{margin-top:.6em;background:#fff;border:.1em solid #c7d7fb;border-radius:.9em;padding:.9em 1em;display:grid;gap:.3em}.dv-next small{font-size:.75em;color:var(--dv-muted)}.dv-next b{font-size:1em}.dv-next .dv-btn{padding:.6em;margin-top:.3em;font-size:.9em}.dv-exam{display:flex;flex-direction:column;background:#f5f8fc}.dv-exam .dv-bar{display:flex;align-items:center;gap:1.4em;padding:1.6em 2.6em;background:#fff;border-bottom:.12em solid var(--dv-line);font-size:1.45em}.dv-exam .dv-bar .ttl{font-weight:700;font-size:.9em}.dv-exam .dv-bar .t{margin-left:auto;display:inline-flex;align-items:center;gap:.4em;border:.1em solid var(--dv-line);border-radius:99px;padding:.2em .8em;font-weight:700;background:#f1f5fb}.dv-exam .dv-bar .dv-btn{padding:.4em .9em}.dv-exam .dv-prog{height:.55em;background:#e8eef7}.dv-exam .dv-prog i{display:block;height:100%;width:38%;background:var(--dv-brand)}.dv-exam .dv-body{padding:2.6em 3em 0;font-size:1.5em;flex:1;display:grid;gap:.65em;align-content:start}.dv-exam .dv-meta{display:flex;align-items:center;gap:.6em}.dv-exam .dv-meta .flag{margin-left:auto;color:#b26a00;display:inline-flex;gap:.3em;align-items:center;font-size:.85em;font-weight:600}.dv-exam .dv-q{font-size:1.3em;font-weight:500;margin:0;line-height:1.3}.dv-exam .dv-fig{display:grid;place-items:center;background:#fff;border:.1em solid var(--dv-line);border-radius:1em;padding:.8em}.dv-exam .dv-fig svg{width:6em;height:7em;stroke:none}.dv-exam .dv-opt{padding:.7em .9em}.dv-exam .dv-foot{display:flex;gap:.8em;padding:1.6em 2em 2em;font-size:1.4em}.dv-exam .dv-foot .dv-btn{flex:1;padding:.75em}.dv-exam .dv-sheet{margin:0 3em;padding:1.4em;font-size:1.3em}.dv-exam .dv-sheet b{font-size:.9em}.dv-exam .dv-cells{display:grid;grid-template-columns:repeat(15,1fr);gap:.35em;margin-top:.8em}.dv-exam .dv-cells i{aspect-ratio:1;border-radius:.3em;border:.1em solid #c6d2e2}.dv-exam .dv-cells i.a{background:var(--dv-tint);border-color:transparent}.dv-exam .dv-cells i.f{background:#fde68a;border-color:transparent}.dv-exam .dv-cells i.c{outline:.2em solid var(--dv-ink)}.dv-ui.dv-result{font-size:3.6cqw;display:flex;flex-direction:column;background:#f5f8fc}.dv-status{display:flex;justify-content:space-between;align-items:center;padding:1.1em 1.6em .5em;font-size:.75em;font-weight:700;background:#1d4ed8;color:#fff}.dv-status span:last-child{letter-spacing:.1em}.dv-p-nav{display:flex;align-items:center;gap:.6em;padding:.5em 1em .7em;background:linear-gradient(90deg,#1d4ed8,#2563eb);color:#fff}.dv-p-nav .dv-logo{width:2.2em;height:2.2em}.dv-p-nav .dv-avatar{width:2em;height:2em;margin-left:auto}.dv-p-nav svg{font-size:1.3em}.dv-p-body{padding:.9em .8em;display:grid;gap:.7em}.dv-score{display:flex;align-items:center;gap:.8em;padding:.9em}.dv-ring{width:4.2em;height:4.2em;border-radius:50%;flex:none;display:grid;place-items:center;background:conic-gradient(#15803d 0 84%,#d7eedf 0);position:relative}.dv-ring:before{content:"";position:absolute;top:.5em;right:.5em;bottom:.5em;left:.5em;border-radius:50%;background:#fff}.dv-ring b{position:relative;font-size:1em;color:#15803d}.dv-pill{display:inline-block;font-size:.75em;font-weight:700;color:#15803d;background:#e3f5ea;border-radius:99px;padding:.15em .7em;margin-bottom:.25em}.dv-score strong{display:block;font-size:1.05em}.dv-topics{padding:.8em .9em;display:grid;gap:.45em;font-size:.8em}.dv-topics h6{margin:0 0 .2em;font-size:1.05em}.dv-topic{display:grid;grid-template-columns:6.5em 1fr 2.2em;gap:.5em;align-items:center}.dv-topic i{height:.55em;border-radius:99px;background:#eef2f8;overflow:hidden}.dv-topic i b{display:block;height:100%;border-radius:99px}.dv-topic em{font-style:normal;font-weight:700;text-align:right}.dv-p-body .dv-btn{padding:.75em;font-size:.9em}.dv-ritem{padding:.8em;display:grid;gap:.45em}.dv-ritem p{margin:0;font-weight:500;font-size:.85em}.dv-ritem .dv-opt{padding:.4em .5em;font-size:.78em;gap:.5em}.dv-ritem .dv-tag{justify-self:start;font-size:.65em;font-weight:700;color:#c2413a;background:#fbe9e7;border-radius:99px;padding:.1em .6em}.dv-stage{text-align:left}.dv-tablet,.dv-phone{display:grid}.dv-stage img.dv-logo{width:3em;height:3em;max-width:none;background:transparent;padding:0;border-radius:0}.dv-stage .dv-p-nav img.dv-logo{width:2.2em;height:2.2em}.dv-practice{padding:1.5em 2.4em;gap:1em}.dv-practice>*,.dv-head>*,.dv-modes>*,.dv-pickers>*{min-width:0}.dv-banner{padding:.6em 1.1em}.dv-head{padding:1.3em 1.7em}.dv-head h4{font-size:1.75em}.dv-big b{font-size:3.4em}.dv-pickers{margin-top:.9em;padding-top:.9em}.dv-pick>div{min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.dv-ready{padding:.8em 1.3em}.dv-mode{padding:1em 1.1em}.dv-mode p{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dv-mode.off p{white-space:normal}.dv-exam .dv-body{font-size:1.85em;gap:.6em;flex:none;padding-top:2.2em}.dv-exam .dv-fig svg{width:7em;height:8em}.dv-exam .dv-sheet{margin-top:2.2em;font-size:1.5em}.dv-exam .dv-foot{margin-top:auto;font-size:1.6em}