:root{--bg:#dde3f5;--card:#fff;--paper:#fbf8f1;--ink:#161329;--ink70:#3c3954;--ink50:#6f6c85;--ink30:#b6b3c6;--rule:#eceaf3;--rule2:#dcdae8;--p:#5b4fcf;--p2:#4a3fb8;--pw:#eeecfb;--pt:#d6d1f3;--mint:#d4f0e1;--sky:#d6e4ff;--butter:#ffecb3;--rose:#ffd4e0;--lilac:#e7e1fa;--amber:#f5a623;--amber-w:#fff8ed;--green:#3f8a5c;--green-w:#d4f0e1}.dp-frame{min-height:100vh;font-family:var(--font-sans,"Manrope", system-ui, sans-serif);background:#fff}.dp-hero{background:#161329;position:relative;overflow:hidden}.dp-hero:before{content:"";pointer-events:none;background:repeating-linear-gradient(#0000,#0000 31px,#ffffff0a 31px 32px);position:absolute;inset:0}.dp-hero:after{content:"";pointer-events:none;background:#c9973e2e;width:1px;position:absolute;top:0;bottom:0;left:72px}.dp-hero-glow{pointer-events:none;background:radial-gradient(circle,#5b4fcf59 0%,#0000 65%);width:500px;height:500px;position:absolute;top:-120px;right:-80px}.dp-hero-glow2{pointer-events:none;background:radial-gradient(circle,#5b4fcf26 0%,#0000 65%);width:300px;height:300px;position:absolute;bottom:-80px;left:20px}.dp-hero-inner{z-index:2;max-width:1200px;margin:0 auto;padding:40px 28px;position:relative}@media (min-width:900px){.dp-hero-inner{padding:48px 48px 44px}}.dp-hero-top{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:28px;display:flex}.dp-hero-mission{font-family:var(--font-display,"Bricolage Grotesque", system-ui, sans-serif);letter-spacing:-.03em;color:#fff;margin:0;font-size:clamp(24px,3.6vw,44px);font-weight:800;line-height:1.04}.dp-hero-mission em{color:#a8a1ff;font-style:italic}.dp-hero-chips{flex-wrap:wrap;align-self:flex-end;align-items:center;gap:8px;display:flex}.dp-hero-chip{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);letter-spacing:.07em;text-transform:uppercase;border-radius:999px;align-items:center;gap:6px;padding:6px 13px;font-size:10px;display:inline-flex}.dp-hero-chip-live{color:#a8a1ff;background:#5b4fcf40;border:1px solid #5b4fcf73}.dp-hero-chip-exam{color:#e8b84b;background:#c9973e26;border:1px solid #c9973e4d}.dp-hero-chip-count{color:#ffffff80;background:#ffffff12;border:1px solid #ffffff1a}.dp-hero-dot{background:currentColor;border-radius:50%;width:5px;height:5px;animation:2s ease-in-out infinite dp-hero-pulse}@keyframes dp-hero-pulse{0%,to{opacity:1}50%{opacity:.25}}.dp-body{background:#fff;max-width:1200px;margin:0 auto;padding:36px 28px 72px}@media (min-width:900px){.dp-body{padding:44px 48px 80px}}.dp-grid{grid-template-columns:1fr;gap:20px;display:grid}@media (min-width:1000px){.dp-grid{grid-template-columns:1fr 324px;align-items:start;gap:22px}}.dp-header{margin-bottom:28px}.dp-date-chip{background:var(--pw);border:1px solid var(--pt);font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);letter-spacing:.08em;text-transform:uppercase;color:var(--p);border-radius:999px;align-items:center;gap:8px;margin-bottom:14px;padding:6px 14px;font-size:11px;font-weight:600;display:inline-flex}.dp-page-title{font-family:var(--font-display,"Bricolage Grotesque", system-ui, sans-serif);letter-spacing:-.035em;color:var(--ink);margin:0 0 8px;font-size:clamp(28px,3.5vw,44px);font-weight:800;line-height:1.05}.dp-page-sub{color:var(--ink50);margin:0;font-size:15px;line-height:1.55}.dp-grace-banner{background:var(--amber-w);color:#7a4500;border:1px solid #f5c87a;border-radius:14px;align-items:flex-start;gap:12px;margin-bottom:20px;padding:14px 16px;font-size:14px;line-height:1.5;display:flex}.dp-grace-icon{width:20px;height:20px;color:var(--amber);flex-shrink:0;margin-top:1px}.dp-qcard{background:var(--paper);border:1px solid #e4e0d5;border-radius:20px;overflow:hidden;box-shadow:0 2px 12px -4px #16132914}.dp-qcard-header{border-bottom:1px solid #e4e0d5;flex-wrap:wrap;align-items:center;gap:10px;padding:16px 20px;display:flex}.dp-subject-badge{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);letter-spacing:.06em;text-transform:uppercase;border-radius:7px;align-items:center;padding:5px 10px;font-size:11px;font-weight:700;display:inline-flex}.dp-subject-badge.gs1{background:var(--mint);color:#1a5c3a}.dp-subject-badge.gs2{background:var(--sky);color:#1d4a8a}.dp-subject-badge.gs3{background:var(--butter);color:#7a4a00}.dp-subject-badge.gs4{background:var(--rose);color:#8a2040}.dp-subject-badge.essay{background:var(--lilac);color:#4a2da0}.dp-subject-badge.ethics{background:var(--rose);color:#8a2040}.dp-paper-label{color:var(--ink50);flex:1;font-size:13px}.dp-header-date{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);color:var(--ink30);letter-spacing:.06em;font-size:11px}.dp-qcard-body{padding:24px 20px}.dp-question-text{color:var(--ink);margin:0 0 16px;font-size:16px;font-weight:500;line-height:1.7}.dp-wl-chip{border:1px solid var(--rule2);font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);color:var(--ink50);letter-spacing:.06em;background:#fff;border-radius:999px;align-items:center;gap:6px;margin-bottom:20px;padding:5px 12px;font-size:11px;display:inline-flex}.dp-answer-wrap{margin-bottom:12px;position:relative}.dp-answer-textarea{border:1.5px solid var(--rule2);width:100%;min-height:220px;font-family:var(--font-sans,"Manrope", system-ui, sans-serif);color:var(--ink);resize:vertical;box-sizing:border-box;background:#fff;border-radius:14px;outline:none;padding:16px;font-size:15px;line-height:1.65;transition:border-color .15s,box-shadow .15s}.dp-answer-textarea:focus{border-color:var(--p);box-shadow:0 0 0 4px var(--pw)}.dp-answer-meta{justify-content:space-between;align-items:center;gap:8px;margin-bottom:10px;display:flex}.dp-wc-label{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);color:var(--ink50);letter-spacing:.06em;font-size:12px}.dp-wc-label.over{color:#c0392b;font-weight:600}.dp-progress-bar-wrap{background:var(--rule);border-radius:999px;height:4px;margin-bottom:16px;overflow:hidden}.dp-progress-bar{background:var(--p);border-radius:999px;height:100%;transition:width .2s}.dp-progress-bar.over{background:#c0392b}.dp-eval-result{border:1px solid var(--rule);background:#fff;border-radius:16px;margin-bottom:16px;padding:20px}.dp-eval-overall-row{flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:16px;display:flex}.dp-eval-score-big{font-family:var(--font-display,"Bricolage Grotesque", system-ui, sans-serif);letter-spacing:-.04em;color:var(--ink);font-size:42px;font-weight:800;line-height:1}.dp-eval-score-denom{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);color:var(--ink50);font-size:14px;font-weight:400}.dp-eval-grade-chip{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);letter-spacing:.08em;text-transform:uppercase;background:var(--pw);color:var(--p);border-radius:7px;align-items:center;padding:5px 10px;font-size:12px;font-weight:700;display:inline-flex}.dp-eval-axes{grid-template-columns:1fr 1fr;gap:12px;display:grid}@media (min-width:600px){.dp-eval-axes{grid-template-columns:repeat(4,1fr)}}.dp-eval-axis{flex-direction:column;align-items:center;gap:6px;display:flex}.dp-eval-axis-dot{border:3px solid var(--rule);width:48px;height:48px;font-family:var(--font-display,"Bricolage Grotesque", system-ui, sans-serif);color:var(--ink);border-radius:999px;justify-content:center;align-items:center;font-size:18px;font-weight:700;display:flex}.dp-eval-axis-label{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);letter-spacing:.07em;text-transform:uppercase;color:var(--ink50);text-align:center;font-size:10px}.dp-revise-btn{border:1.5px solid var(--rule2);font-family:var(--font-sans,"Manrope", system-ui, sans-serif);color:var(--ink70);cursor:pointer;background:#fff;border-radius:10px;align-items:center;gap:8px;margin-top:14px;padding:10px 18px;font-size:14px;font-weight:600;transition:border-color .15s,background .15s;display:inline-flex}.dp-revise-btn:hover{border-color:var(--p);background:var(--pw);color:var(--p)}.dp-eval-comment{color:var(--ink70);border-top:1px solid var(--rule);margin:14px 0 0;padding-top:14px;font-size:14px;line-height:1.6}.dp-hint-wrap{border:1px solid var(--rule2);background:#fff;border-radius:14px;margin-bottom:14px;overflow:hidden}.dp-hint-toggle{cursor:pointer;width:100%;font-family:var(--font-sans,"Manrope", system-ui, sans-serif);color:var(--ink);text-align:left;background:0 0;border:0;justify-content:space-between;align-items:center;padding:14px 16px;font-size:14px;font-weight:600;display:flex}.dp-hint-toggle:hover{background:#fafafa}.dp-hint-icon{flex-shrink:0;transition:transform .2s}.dp-hint-icon.open{transform:rotate(180deg)}.dp-hint-body{color:var(--ink70);white-space:pre-line;border-top:1px solid var(--rule);padding:0 16px 16px;font-size:13.5px;line-height:1.65}.dp-hint-free-tag{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);letter-spacing:.08em;text-transform:uppercase;background:var(--green-w);color:var(--green);vertical-align:middle;border-radius:5px;align-items:center;gap:6px;margin-left:8px;padding:3px 8px;font-size:10px;font-weight:700;display:inline-flex}.dp-locked-wrap{border:1px dashed var(--rule2);text-align:center;background:#fafafc;border-radius:14px;flex-direction:column;align-items:center;gap:8px;margin-bottom:16px;padding:20px;display:flex}.dp-pro-badge{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);letter-spacing:.1em;text-transform:uppercase;background:var(--p);color:#fff;border-radius:5px;align-items:center;padding:4px 9px;font-size:10px;font-weight:700;display:inline-flex}.dp-locked-title{font-family:var(--font-display,"Bricolage Grotesque", system-ui, sans-serif);color:var(--ink);margin:0;font-size:17px;font-weight:700}.dp-locked-sub{color:var(--ink50);margin:0;font-size:13px}.dp-locked-lines{filter:blur(3.5px);pointer-events:none;-webkit-user-select:none;user-select:none;flex-direction:column;gap:8px;width:100%;margin-top:8px;display:flex}.dp-locked-line{background:var(--rule2);border-radius:5px;height:10px}.dp-submit-bar{background:var(--paper);border-top:1px solid #e4e0d5;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;display:flex}.dp-submit-btn{background:var(--p);font-family:var(--font-sans,"Manrope", system-ui, sans-serif);cursor:pointer;border:0;border-radius:12px;align-items:center;gap:8px;padding:12px 22px;font-size:15px;font-weight:700;text-decoration:none;transition:background .15s,opacity .15s;display:inline-flex;color:#fff!important}.dp-submit-btn:hover:not(:disabled){background:var(--p2)}.dp-submit-btn:disabled{opacity:.45;cursor:not-allowed}.dp-submit-btn.loading{opacity:.7;cursor:wait}.dp-sub-tracker{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);color:var(--ink50);letter-spacing:.06em;align-items:center;gap:8px;font-size:11px;display:inline-flex}.dp-sub-dots{gap:5px;display:inline-flex}.dp-sub-dot{background:var(--rule2);border-radius:999px;width:9px;height:9px;transition:background .2s}.dp-sub-dot.used{background:var(--p)}.dp-evaluating{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:14px;padding:40px 20px;display:flex}.dp-eval-spinner{border:3px solid var(--pt);border-top-color:var(--p);border-radius:999px;width:40px;height:40px;animation:.9s linear infinite dp-spin}@keyframes dp-spin{to{transform:rotate(360deg)}}.dp-evaluating-label{color:var(--ink70);max-width:30ch;font-size:15px;line-height:1.5}.dp-error-banner{color:#b4452b;background:#fff0ec;border:1px solid #f5c3b5;border-radius:12px;align-items:flex-start;gap:10px;margin-bottom:14px;padding:12px 14px;font-size:13.5px;line-height:1.5;display:flex}.dp-sidebar{flex-direction:column;gap:14px;display:flex}.dp-streak-card{background:var(--ink);color:#fff;border-radius:20px;padding:26px;position:relative;overflow:hidden}.dp-streak-card:before{content:"";pointer-events:none;background:radial-gradient(circle,#5b4fcf59 0%,#0000 70%);border-radius:999px;width:260px;height:260px;position:absolute;top:-60px;left:-40px}.dp-streak-eyebrow{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);letter-spacing:.1em;text-transform:uppercase;color:#ffffff80;margin:0 0 8px;font-size:10px}.dp-streak-number{font-family:var(--font-display,"Bricolage Grotesque", system-ui, sans-serif);letter-spacing:-.04em;color:#fff;font-size:56px;font-weight:800;line-height:1}.dp-streak-unit{color:#ffffff8c;margin-left:4px;font-size:20px;font-weight:500}.dp-streak-sub{color:#ffffff8c;margin:4px 0 20px;font-size:13px}.dp-heatmap{grid-template-columns:repeat(7,1fr);gap:5px;margin-bottom:20px;display:grid}.dp-heatmap-day{aspect-ratio:1;background:#ffffff14;border-radius:5px;width:100%;transition:background .15s}.dp-heatmap-day.done{background:var(--p);opacity:.85}.dp-heatmap-day.today{background:#fff}.dp-heatmap-day.future{background:#ffffff0a}.dp-milestones{flex-direction:column;gap:10px;margin-bottom:18px;display:flex}.dp-milestone-row{align-items:center;gap:10px;display:flex}.dp-milestone-badge{width:34px;height:34px;font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;font-size:11px;font-weight:700;display:flex}.dp-milestone-badge.earned{background:var(--p);color:#fff}.dp-milestone-badge.next{color:#ffffffd9;background:#5b4fcf40;border:1.5px dashed #5b4fcf99}.dp-milestone-badge.locked{color:#ffffff4d;background:#ffffff14}.dp-milestone-label{color:#ffffffb3;flex:1;font-size:13px;line-height:1.3}.dp-milestone-label strong{color:#ffffffe6;font-size:13px;display:block}.dp-milestone-label.earned strong{color:#fff}.dp-next-badge-label{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);letter-spacing:.08em;text-transform:uppercase;color:#fff6;margin-bottom:6px;font-size:10px}.dp-next-bar-wrap{background:#ffffff1a;border-radius:999px;height:5px;overflow:hidden}.dp-next-bar{background:var(--p);border-radius:999px;height:100%;transition:width .6s}.dp-lb-card{border:1px solid var(--rule);background:#fff;border-radius:20px;padding:20px;box-shadow:0 1px 4px #1613290a}.dp-lb-title{font-family:var(--font-display,"Bricolage Grotesque", system-ui, sans-serif);color:var(--ink);margin:0 0 4px;font-size:17px;font-weight:700}.dp-lb-sub{color:var(--ink50);margin:0 0 14px;font-size:12px}.dp-lb-list{flex-direction:column;gap:6px;display:flex}.dp-lb-row{border-radius:10px;align-items:center;gap:10px;padding:9px 10px;transition:background .1s;display:flex}.dp-lb-row:hover{background:var(--bg)}.dp-lb-row.you{background:var(--pw);border:1px solid var(--pt)}.dp-lb-rank{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);color:var(--ink30);text-align:center;flex-shrink:0;width:18px;font-size:11px}.dp-lb-rank.top{color:var(--p);font-weight:700}.dp-lb-avatar{background:var(--pw);border:1px solid var(--pt);border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:13px;display:flex}.dp-lb-name{color:var(--ink70);flex:1;font-size:13.5px;font-weight:500}.dp-lb-row.you .dp-lb-name{color:var(--p);font-weight:700}.dp-lb-streak{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);color:var(--ink50);align-items:center;gap:4px;font-size:12px;display:flex}.dp-lb-row.you .dp-lb-streak{color:var(--p);font-weight:600}.dp-share-card{color:#fff;background:linear-gradient(135deg,#5b4fcf,#4a3fb8);border-radius:20px;padding:20px}.dp-share-eyebrow{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);letter-spacing:.1em;text-transform:uppercase;color:#fff9;margin:0 0 6px;font-size:10px}.dp-share-streak-text{font-family:var(--font-display,"Bricolage Grotesque", system-ui, sans-serif);letter-spacing:-.02em;color:#fff;margin:0 0 14px;font-size:20px;font-weight:700;line-height:1.2}.dp-share-btn{color:#fff;width:100%;font-family:var(--font-sans,"Manrope", system-ui, sans-serif);cursor:pointer;box-sizing:border-box;background:#ffffff1f;border:1.5px solid #ffffff4d;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:12px;font-size:14px;font-weight:700;transition:background .15s;display:inline-flex}.dp-share-btn:hover{background:#ffffff38}.dp-auth-gate{justify-content:center;align-items:center;min-height:60vh;padding:40px 20px;display:flex}.dp-auth-card{text-align:center;background:#fff;border-radius:24px;width:100%;max-width:400px;padding:40px 32px;box-shadow:0 8px 40px -8px #5b4fcf2e}.dp-auth-title{font-family:var(--font-display,"Bricolage Grotesque", system-ui, sans-serif);letter-spacing:-.025em;color:var(--ink);margin:14px 0 8px;font-size:26px;font-weight:700}.dp-auth-sub{color:var(--ink50);margin:0 0 24px;font-size:14px;line-height:1.55}.dp-auth-btn{background:var(--p);color:#fff;border-radius:12px;align-items:center;gap:8px;padding:13px 28px;font-size:15px;font-weight:700;text-decoration:none;transition:background .15s;display:inline-flex}.dp-auth-btn:hover{background:var(--p2)}.dp-limit-banner{color:#7a4500;background:#fff8ed;border:1px solid #f5d07a;border-radius:12px;align-items:flex-start;gap:10px;margin-bottom:12px;padding:12px 14px;font-size:13.5px;line-height:1.5;display:flex}.dp-fallback-banner{color:#2d4490;background:#f0f4ff;border:1px solid #c5d2f5;border-radius:12px;align-items:flex-start;gap:10px;margin-bottom:20px;padding:12px 14px;font-size:13.5px;line-height:1.5;display:flex}.dp-skeleton{background:linear-gradient(90deg,#e8e4de 25%,#f0ede8 50%,#e8e4de 75%) 0 0/200% 100%;animation:1.4s infinite dp-shimmer}@keyframes dp-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.dp-upload-btn{border:1.5px solid var(--rule2);font-family:var(--font-sans,"Manrope", system-ui, sans-serif);color:var(--ink70);white-space:nowrap;background:#fff;border-radius:10px;align-items:center;gap:7px;padding:10px 16px;font-size:13px;font-weight:600;text-decoration:none;transition:border-color .15s,background .15s,color .15s;display:inline-flex}.dp-upload-btn:hover{border-color:var(--p);background:var(--pw);color:var(--p)}.dp-disclaimer-block{flex-direction:column;align-items:flex-start;gap:8px;margin-top:16px;display:flex}.dp-beta-pill{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);letter-spacing:.07em;color:var(--p);background:var(--pw);border:1px solid var(--pt);border-radius:999px;align-items:center;margin:0;padding:5px 12px;font-size:11px;font-weight:600;display:inline-flex}.dp-disclaimer-text{color:var(--ink50);max-width:56ch;margin:0;font-size:12px;line-height:1.6}.dp-beta-note{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);color:var(--ink50);letter-spacing:.06em;margin:14px 0 0;font-size:11px}.dp-consistency-card{border:1px solid var(--rule);background:#fff;border-radius:20px;padding:22px;box-shadow:0 1px 4px #1613290a}.dp-consistency-eyebrow{font-family:var(--font-mono,"JetBrains Mono", ui-monospace, monospace);letter-spacing:.1em;text-transform:uppercase;color:var(--ink50);margin:0 0 8px;font-size:10px}.dp-consistency-heading{font-family:var(--font-display,"Bricolage Grotesque", system-ui, sans-serif);letter-spacing:-.02em;color:var(--ink);margin:0 0 8px;font-size:18px;font-weight:700}.dp-consistency-body{color:var(--ink70);margin:0 0 16px;font-size:13px;line-height:1.6}.dp-consistency-stats{grid-template-columns:1fr 1fr;gap:10px;display:grid}.dp-consistency-stat{background:var(--pw);border:1px solid var(--pt);border-radius:12px;flex-direction:column;gap:4px;padding:12px;display:flex}.dp-consistency-stat-num{font-family:var(--font-display,"Bricolage Grotesque", system-ui, sans-serif);letter-spacing:-.03em;color:var(--p);font-size:28px;font-weight:800;line-height:1}.dp-consistency-stat-label{color:var(--ink50);font-size:11px;line-height:1.4}