#dpp *{box-sizing:border-box}.dpp-field{transition:border-color .15s ease,background .15s ease}.dpp-field:hover{border-color:var(--blue)}.dpp-field:focus-within{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-light)}.dpp-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background-color:transparent;font-size:12.5px;font-weight:700;color:var(--text);padding:7px 24px 7px 4px;margin:0;cursor:pointer;font-family:var(--font);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236b7280' stroke-width='1.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 4px center}.dpp-select:focus{outline:none}.dpp-select option{background:var(--bg-card);color:var(--text)}.dpp-timer-bar{display:none!important}.dpp-timer-bar__inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;height:42px;gap:12px}.dpp-timer-val{font-size:17px;font-weight:800;font-family:monospace;color:var(--text);letter-spacing:1px}.dpp-timer-status{font-size:11px;color:#fff6}.dpp-timer-btn{background:#ffffff1f;border:1px solid rgba(255,255,255,.25);color:#fff;font-size:12px;font-weight:600;padding:5px 14px;border-radius:6px;cursor:pointer}.dpp-timer-btn:hover{background:#fff3}.dpp-subheader{background:var(--bg-card);border-bottom:var(--border);padding:0 24px}.dpp-subheader__inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;height:42px;gap:12px}.dpp-subheader__title{font-size:13px;font-weight:700;color:var(--accent)}.dpp-active-users{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600;color:var(--green);background:var(--green-light);border:1px solid #bbf7d0;padding:3px 10px;border-radius:20px}[data-theme=dark] .dpp-active-users{background:#16a34a1a;border-color:#16a34a4d}.dpp-active-users:before{content:"";width:6px;height:6px;background:var(--green);border-radius:50%;animation:dpp-pulse 2s infinite}@keyframes dpp-pulse{0%,to{opacity:1}50%{opacity:.4}}.dpp-session-header{background:var(--bg-card);border-bottom:var(--border);padding:16px 24px}.dpp-session-header__inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}.dpp-session-header__label{font-size:11px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px;margin:0 0 2px}.dpp-session-header__date{font-size:20px;font-weight:800;color:var(--text);margin:0}.dpp-session-header__right{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.dpp-stat-card{background:var(--bg-hover);border:1px solid var(--border-color);border-radius:8px;padding:6px 12px;text-align:center;min-width:70px}.dpp-stat-card__label{font-size:10px;color:var(--text-muted);margin:0 0 1px;text-transform:uppercase;letter-spacing:.5px}.dpp-stat-card__value{font-size:15px;font-weight:800;color:var(--text);margin:0}.dpp-stat-card__sub{font-size:9px;color:var(--text-muted);margin:2px 0 0}.dpp-stat-card--rank{background:var(--blue-light);border:1px solid var(--blue)}.dpp-stat-card--rank .dpp-stat-card__value{color:var(--blue)}.dpp-divider{width:1px;height:30px;background:var(--border-color)}.dpp-nav-btn{background:var(--bg-hover);border:1px solid var(--border-color);color:var(--text);border-radius:6px;padding:6px 12px;font-size:12px;cursor:pointer;font-family:var(--font)}.dpp-nav-btn:hover{background:var(--blue-light);border-color:var(--blue);color:var(--blue)}.dpp-nav-btn--today{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:700}.dpp-nav-btn--today:hover{opacity:.9}.dpp-progress-track{background:#1a2f5e1a;height:4px}.dpp-progress-fill{height:4px;background:var(--blue);width:0%;transition:width .4s ease}.dpp-mode-bar{background:var(--bg-card);border-bottom:var(--border);padding:0 24px}.dpp-mode-bar__inner{max-width:1200px;margin:0 auto;padding:10px 0}.dpp-filter-bar{background:var(--gray-50);border-bottom:var(--border);padding:0 24px}.dpp-filter-bar__inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:6px;padding:8px 0;flex-wrap:wrap}.dpp-filter-bar__label{font-size:10px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.6px;margin-right:4px}.dpp-filter-chip{font-size:11px;font-weight:600;padding:4px 12px;border-radius:20px;cursor:pointer;border:1px solid var(--border-color);background:var(--bg-card);color:var(--text);transition:opacity .15s,box-shadow .15s}.dpp-filter-chip--fact{border-color:#bfdbfe;background:var(--blue-light);color:#1d4ed8}.dpp-filter-chip--analytical{border-color:#bbf7d0;background:var(--green-light);color:#15803d}.dpp-filter-chip--advanced{border-color:#ddd6fe;background:#7c3aed14;color:#7c3aed}.dpp-filter-chip--current{border-color:#fde68a;background:#d9770614;color:#b45309}[data-theme=dark] .dpp-filter-chip--fact{background:#2563eb26;border-color:#3b82f64d;color:#93c5fd}[data-theme=dark] .dpp-filter-chip--analytical{background:#16a34a26;border-color:#22c55e4d;color:#86efac}[data-theme=dark] .dpp-filter-chip--advanced{background:#7c3aed26;border-color:#8b5cf64d;color:#c4b5fd}[data-theme=dark] .dpp-filter-chip--current{background:#d9770626;border-color:#f59e0b4d;color:#fcd34d}.dpp-filter-chip--active{box-shadow:0 0 0 2px var(--blue);opacity:1}.dpp-content{max-width:1200px;margin:0 auto;padding:16px 24px 32px}.dpp-topic-card{display:none;background:var(--bg-card);border:var(--border);border-radius:10px;padding:16px 20px;margin-bottom:14px}.dpp-topic-card__header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}.dpp-topic-card__label{font-size:12px;font-weight:600;color:var(--text-muted);font-family:var(--font);margin:0 0 2px}.dpp-topic-card__name{font-size:15px;font-weight:700;color:var(--text);font-family:var(--font);margin:0}.dpp-topic-card__meta{font-size:13px;font-weight:400;color:var(--text-secondary);font-family:var(--font);margin:3px 0 0}.dpp-topic-card__progress{margin-top:10px;background:var(--bg-hover);border-radius:4px;height:5px;overflow:hidden}.dpp-mini-prog{height:5px;background:var(--blue);width:0%;border-radius:4px;transition:width .3s}.dpp-mini-label{font-size:11px;color:var(--text-muted);margin:4px 0 0}.dpp-inline-score{display:none;text-align:center;background:var(--green-light);border:1px solid #86efac;border-radius:8px;padding:10px 16px}.dpp-inline-score__label{font-size:10px;color:var(--green);font-weight:700;margin:0 0 1px;text-transform:uppercase;letter-spacing:.5px}.dpp-inline-score__value{font-size:22px;font-weight:800;color:var(--green);margin:0}.dpp-submit-btn{display:none;background:var(--blue);color:#fff;border:none;border-radius:7px;padding:9px 18px;font-size:12px;font-weight:700;cursor:pointer}.dpp-submit-btn:hover{opacity:.9}.dpp-type-toggle{display:flex;background:var(--bg-hover);border-radius:7px;padding:3px;gap:2px}.dpp-type-toggle__btn{padding:5px 16px;border-radius:5px;font-size:12px;font-weight:600;border:none;cursor:pointer;background:transparent;color:var(--text-muted)}.dpp-type-toggle__btn--active{background:var(--bg-card);color:var(--text);box-shadow:0 1px 3px #0000001a}.dpp-qcard{background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;margin-bottom:8px;overflow:hidden}.dpp-qcard--correct{border-color:#86efac}.dpp-qcard--wrong{border-color:#fca5a5}.dpp-qcard__header{padding:14px 18px 12px;border-bottom:var(--border)}.dpp-qcard__body{padding:10px 18px 14px}.dpp-qnum{font-size:11px;font-weight:700;padding:3px 10px;border-radius:4px;white-space:nowrap;flex-shrink:0}.dpp-qnum--default{color:var(--blue);background:var(--blue-light)}.dpp-qnum--correct{color:var(--green);background:var(--green-light)}.dpp-qnum--wrong{color:var(--red);background:var(--red-light)}.dpp-subject-tag{font-size:10px;font-weight:700;color:#6d28d9;background:#ede9fe;padding:2px 8px;border-radius:3px;border:1px solid #ddd6fe}.dpp-type-tag{font-size:10px;font-weight:700;padding:2px 8px;border-radius:3px}.dpp-type-tag--fact{background:var(--blue-light);color:#1d4ed8;border:1px solid #bfdbfe}.dpp-type-tag--analytical{background:var(--green-light);color:#15803d;border:1px solid #bbf7d0}.dpp-type-tag--advanced{background:#7c3aed14;color:#7c3aed;border:1px solid #ddd6fe}.dpp-type-tag--current{background:#d9770614;color:#b45309;border:1px solid #fde68a}.dpp-type-tag--default{background:var(--bg-hover);color:var(--text-muted)}[data-theme=dark] .dpp-type-tag--fact{background:#2563eb26;color:#93c5fd;border-color:#3b82f64d}[data-theme=dark] .dpp-type-tag--analytical{background:#16a34a26;color:#86efac;border-color:#22c55e4d}[data-theme=dark] .dpp-type-tag--advanced{background:#7c3aed26;color:#c4b5fd;border-color:#8b5cf64d}[data-theme=dark] .dpp-type-tag--current{background:#d9770626;color:#fcd34d;border-color:#f59e0b4d}.dpp-option{display:flex;align-items:center;gap:10px;border:1px solid var(--border-color);border-radius:6px;padding:9px 12px;margin-bottom:6px;background:var(--bg-card);cursor:pointer;transition:border-color .15s}.dpp-option:hover{border-color:var(--blue)}.dpp-option--answered{cursor:default}.dpp-option--answered:hover{border-color:var(--border-color)}.dpp-option--correct{background:var(--green-light);border-color:#86efac}.dpp-option--wrong{background:var(--red-light);border-color:#fca5a5}.dpp-option__letter{width:24px;height:24px;border-radius:50%;background:var(--bg-hover);color:var(--text-muted);font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.dpp-option__letter--correct{background:#16a34a;color:#fff}.dpp-option__letter--wrong{background:#dc2626;color:#fff}.dpp-option__text{font-size:12px;color:var(--text);flex:1;line-height:1.5}.dpp-explanation{background:var(--bg-hover);border:var(--border);border-radius:6px;padding:12px;margin-top:4px}.dpp-explanation__label{font-size:10px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin:0 0 5px}.dpp-explanation__text{font-size:12px;color:var(--text-secondary);margin:0;line-height:1.75;white-space:pre-wrap}.dpp-model-answer{background:#faf5ff;border:1px solid #ddd6fe;border-radius:6px;padding:14px}.dpp-model-answer__label{font-size:10px;font-weight:700;color:#6d28d9;text-transform:uppercase;letter-spacing:.5px;margin:0 0 8px}.dpp-model-answer__text{font-size:12px;color:var(--text-secondary);margin:0;line-height:1.8;white-space:pre-wrap}.dpp-reveal-btn{background:var(--bg-card);border:1px solid #ddd6fe;color:#6d28d9;font-size:12px;font-weight:600;padding:8px 16px;border-radius:6px;cursor:pointer}.dpp-reveal-btn:hover{background:#7c3aed14}.dpp-reveal-hint{font-size:11px;color:var(--text-muted);margin:6px 0 0}.dpp-locked{padding:14px 18px;display:flex;align-items:center;gap:12px}.dpp-locked__skeleton{flex:1}.dpp-locked__line{height:9px;background:var(--bg-hover);border-radius:3px}.dpp-locked__unlock{font-size:11px;font-weight:700;color:var(--blue);white-space:nowrap;flex-shrink:0}.dpp-upsell{background:var(--blue-light);border:1px solid var(--border-color);border-radius:7px;padding:7px 14px;flex:1;min-width:200px}.dpp-upsell p{font-size:12px;color:var(--blue);margin:0}.dpp-upsell a{font-weight:700}.dpp-pdf-bar{display:none;border-top:var(--border);background:var(--blue-light);padding:16px 24px}.dpp-pdf-bar__inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.dpp-pdf-bar__title{font-size:13px;font-weight:700;color:var(--navy);margin:0}.dpp-pdf-bar__sub{font-size:11px;color:var(--text-secondary);margin:2px 0 0}.dpp-pdf-btn{background:var(--blue);color:#fff;border:none;border-radius:7px;padding:10px 22px;font-size:13px;font-weight:700;cursor:pointer}.dpp-pdf-btn:hover{opacity:.9}.dpp-page-footer{text-align:center;margin:16px 0 8px}.dpp-page-footer--card{background:var(--bg-card);border:var(--border);border-radius:10px;padding:24px}.dpp-empty{background:var(--bg-card);border:var(--border);border-radius:10px;padding:48px;text-align:center;color:var(--text-muted);font-size:13px}.dpp-auth-bar{display:flex;align-items:center;gap:10px}.dpp-auth-bar__phone{font-size:12px;color:var(--text-secondary)}.dpp-pro-badge{background:var(--green-light);color:var(--green);font-size:11px;font-weight:700;padding:3px 10px;border-radius:20px}.dpp-signin-btn{background:none;border:var(--border);color:var(--text);font-size:12px;font-weight:600;padding:6px 14px;border-radius:6px;cursor:pointer}.dpp-signin-btn:hover{background:var(--bg-hover)}.dpp-mode-loading{display:none;font-size:11px;font-weight:600;color:var(--blue)}#dpp-print-root{display:none}@media print{body>*{display:none!important}#dpp-print-root{display:block!important;position:static!important}}@media(max-width:640px){.dpp-hide-mob{display:none!important}.dpp-session-header__right{gap:6px;flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.dpp-session-header__right::-webkit-scrollbar{display:none}.dpp-session-header__inner{flex-direction:column;gap:8px}.dpp-session-header__date{font-size:16px}.dpp-stat-card{padding:6px 10px;min-width:70px;flex-shrink:0}.dpp-stat-card__value{font-size:14px}.dpp-stat-card__label{font-size:9px}}.dpp-timer-popup{position:fixed;inset:0;z-index:1500;display:flex;align-items:center;justify-content:center;background:#00000080;backdrop-filter:blur(4px);padding:1rem}.dpp-timer-popup--hidden{display:none}.dpp-timer-popup__card{background:var(--bg-card);border-radius:16px;padding:40px 32px;max-width:380px;width:100%;text-align:center;box-shadow:var(--shadow-lg)}.dpp-timer-popup__icon{font-size:40px;margin-bottom:12px}.dpp-timer-popup__title{font-size:22px;font-weight:800;color:var(--text);margin:0 0 6px;font-family:var(--font)}.dpp-timer-popup__desc{font-size:13px;color:var(--text-secondary);margin:0 0 24px}.dpp-timer-popup__controls{display:flex;align-items:center;justify-content:center;gap:16px;margin-bottom:24px}.dpp-timer-popup__adj{width:40px;height:40px;border-radius:50%;border:1px solid var(--border-color);background:var(--bg-hover);color:var(--text);font-size:20px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s;font-family:var(--font)}.dpp-timer-popup__adj:hover{background:var(--blue-light);border-color:var(--blue);color:var(--blue)}.dpp-timer-popup__display{display:flex;flex-direction:column;align-items:center}.dpp-timer-popup__value{font-size:48px;font-weight:800;color:var(--accent);line-height:1;font-family:var(--font)}.dpp-timer-popup__unit{font-size:12px;color:var(--text-muted);margin-top:4px}.dpp-timer-popup__start{width:100%;background:var(--accent);color:#fff;font-size:15px;font-weight:700;padding:14px;border:none;border-radius:10px;cursor:pointer;font-family:var(--font);transition:opacity .15s}.dpp-timer-popup__start:hover{opacity:.9}.dpp-timer-popup__skip{width:100%;background:none;border:none;color:var(--text-muted);font-size:12px;padding:10px;cursor:pointer;margin-top:8px;font-family:var(--font)}.dpp-timer-popup__skip:hover{color:var(--text-secondary)}.dpp-floating-timer{position:fixed;top:70px;right:20px;z-index:900;display:flex;align-items:center;gap:8px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:24px;padding:8px 14px;box-shadow:var(--shadow-lg);font-size:15px;font-weight:700;color:var(--text);font-family:monospace}.dpp-floating-timer--warning{border-color:var(--amber);color:var(--amber)}.dpp-floating-timer--danger{border-color:var(--red);color:var(--red);animation:dpp-timer-pulse 1s infinite}@keyframes dpp-timer-pulse{0%,to{opacity:1}50%{opacity:.6}}.dpp-floating-timer__pause{background:none;border:none;cursor:pointer;font-size:14px;padding:2px;color:inherit}.dpp-start-timer-btn{background:var(--bg-hover);border:1px solid var(--border-color);color:var(--text-secondary);font-size:12px;font-weight:600;padding:5px 12px;border-radius:6px;cursor:pointer;font-family:var(--font);transition:background .15s}.dpp-start-timer-btn:hover{background:var(--blue-light);color:var(--blue);border-color:var(--blue)}.dpp-timer-widget{max-width:1200px;margin:0 auto;padding:8px 24px}.dpp-timer-widget__inner{display:inline-flex;align-items:center;gap:8px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:24px;padding:6px 14px;box-shadow:var(--shadow);font-size:15px;font-weight:700;color:var(--text);font-family:monospace}.dpp-timer-widget__val{min-width:50px;color:#0f172a}[data-theme=dark] .dpp-timer-widget__val{color:#e2e8f0}.dpp-timer-widget__btn{background:none;border:none;cursor:pointer;font-size:14px;padding:2px 4px;color:var(--text-secondary);border-radius:4px}.dpp-timer-widget__btn:hover{background:var(--bg-hover)}.dpp-timer-widget__btn--stop{color:var(--text-muted);font-size:12px}.dpp-timer-widget__btn--stop:hover{color:var(--red)}.dpp-timer-widget--warning .dpp-timer-widget__inner{border-color:var(--amber);color:var(--amber)}.dpp-timer-widget--danger .dpp-timer-widget__inner{border-color:var(--red);color:var(--red);animation:dpp-timer-pulse 1s infinite}