:root{--primary: #4F46E5;--primary-hover: #4338CA;--success: #10B981;--danger: #EF4444;--bg: #F3F4F6;--surface: #FFFFFF;--text: #111827;--text-secondary: #4B5563;--border: #E5E7EB}[data-theme=dark]{--primary: #6366F1;--primary-hover: #818CF8;--success: #34D399;--danger: #F87171;--bg: #0F172A;--surface: #1E293B;--text: #F1F5F9;--text-secondary: #94A3B8;--border: #334155}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,sans-serif;background-color:var(--bg);color:var(--text);display:flex;justify-content:center;min-height:100vh;padding:20px}.container{width:100%;max-width:640px;background:var(--surface);border-radius:20px;box-shadow:0 10px 25px -5px #0000001a,0 8px 10px -6px #0000001a;padding:30px;position:relative;display:flex;flex-direction:column}h1,h2#mode-title,h2.result-title{text-align:center;font-size:1.5rem;font-weight:700;color:var(--primary);margin-bottom:20px}.mode-selection{display:flex;flex-direction:column;gap:15px;margin-top:20px}.mode-card{background:var(--surface);border:2px solid var(--border);border-radius:12px;padding:20px;cursor:pointer;position:relative;z-index:10;pointer-events:auto;transition:all .2s ease;text-align:left}.mode-card:hover{border-color:var(--primary);box-shadow:0 4px 6px -1px #4f46e51a;transform:translateY(-2px)}.mode-card h3{font-size:1.25rem;color:var(--text);margin-bottom:5px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.h-ico{flex-shrink:0;vertical-align:middle}.ico{flex-shrink:0;vertical-align:-2px}.theme-toggle svg{width:22px;height:22px}.auth-avatar svg{width:15px;height:15px}.btn-report,.link-btn{display:inline-flex;align-items:center;gap:6px}.donate-btn{display:inline-flex;align-items:center;gap:8px}.btn-toggle,.btn-shuffle{display:inline-flex;align-items:center;gap:6px}.search-box{display:flex;align-items:center;gap:8px}.search-box .ico{color:var(--text-secondary);flex-shrink:0}.lb-rank{display:inline-flex;min-width:28px;height:28px;padding:0 7px;border-radius:9px;background:var(--bg);color:var(--text-secondary);font-weight:700;align-items:center;justify-content:center}.lb-rank.r1{background:#fef3c7;color:#92400e}.lb-rank.r2{background:#eef2ff;color:#4338ca}.lb-rank.r3{background:#ffedd5;color:#9a3412}[data-theme=dark] .lb-rank.r1{background:#451a03;color:#fcd34d}[data-theme=dark] .lb-rank.r2{background:#312e81;color:#c7d2fe}[data-theme=dark] .lb-rank.r3{background:#431407;color:#fdba74}.mode-card p{font-size:.9rem;color:var(--text-secondary)}.hp-card{padding:12px 16px}.hp-card h3{font-size:1.05rem;margin-bottom:3px}.hp-card p{font-size:.85rem}.hp-card .hp-progress{margin-top:7px}.hp-card .hp-continue{margin-top:4px!important}.hp-card.is-disabled{opacity:.55}#mode-screen .mode-selection{gap:8px;margin-top:8px}#mode-screen #mode-title{margin-bottom:6px}#mode-screen .mode-group-title{margin-top:2px;margin-bottom:2px}#mode-screen .mode-card{padding:9px 12px}#mode-screen .mode-card h3{font-size:.95rem;margin-bottom:2px}#mode-screen .mode-card p{font-size:.78rem;line-height:1.4}.breadcrumb{font-size:.82rem;color:var(--text-secondary);margin:2px 0 8px}.mode-group-title{font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);margin:18px 0 2px}.mode-selection{margin-top:10px}.mode-tag{font-size:.72rem;font-weight:700;background:#eef2ff;color:var(--primary);padding:2px 10px;border-radius:20px;vertical-align:middle;white-space:nowrap}.mode-tag-exam{background:#fef3c7;color:#92400e}[data-theme=dark] .mode-tag{background:#312e81;color:#c7d2fe}.mode-primary{border-color:var(--primary)}.hp-progress{height:6px;background:var(--border);border-radius:4px;overflow:hidden;margin-top:10px}.hp-progress-fill{height:100%;width:0%;background:var(--primary);transition:width .3s}.hp-continue{font-size:.82rem!important;color:var(--primary)!important;font-weight:600;margin-top:6px!important}.secondary-links{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:18px}.link-btn{background:none;border:none;color:var(--primary);font-weight:600;font-size:.92rem;cursor:pointer;padding:6px 8px}.link-btn:hover{text-decoration:underline}.link-sep{color:var(--border)}.home-footer{margin-top:18px;border-top:1px solid var(--border);padding-top:14px}.share-card{background:#eef2ff;border:1px solid #C7D2FE;border-radius:12px;padding:12px 14px;text-align:center;font-size:.9rem;color:var(--text);display:flex;flex-direction:column;gap:10px;align-items:center;margin-bottom:6px}[data-theme=dark] .share-card{background:#1e1b4b;border-color:#4338ca}.share-poem{margin:0;line-height:1.75}.share-poem a{color:#4f46e5;font-weight:600;text-decoration:underline}[data-theme=dark] .share-poem a{color:#a5b4fc}.donate-btn-small{font-size:.85rem;padding:6px 14px}.contact-card-mini{margin-top:10px;background:transparent;padding:6px}.seo-content{margin-top:22px;border-top:1px solid var(--border);padding-top:16px;font-size:.9rem;color:var(--text-secondary);text-align:left;line-height:1.6}.seo-content h2{font-size:1.1rem;color:var(--text);margin-bottom:8px;text-align:left}.seo-content h3{font-size:.98rem;color:var(--text);margin:14px 0 6px}.seo-content ul{padding-left:20px;display:flex;flex-direction:column;gap:4px}.seo-content details{border-top:1px dashed var(--border);padding:8px 0}.seo-content summary{cursor:pointer;color:var(--text);font-weight:600}.seo-content details p{margin-top:6px}.danger-zone{display:flex;justify-content:space-between;align-items:center;margin-top:20px;padding-top:12px;border-top:1px dashed var(--border)}.link-danger{background:none;border:none;color:var(--danger);font-size:.85rem;cursor:pointer}.link-danger:hover{text-decoration:underline}.autosave-hint{font-size:.8rem;color:var(--text-secondary)}.quiz-footer-row{display:flex;justify-content:space-between;align-items:center;margin-top:14px}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.back-btn{background:none;border:none;color:var(--text-secondary);cursor:pointer;font-size:.9rem;font-weight:500;display:flex;align-items:center;gap:5px}.back-btn:hover{color:var(--primary)}.stats-badge,.timer-badge{background:var(--bg);padding:5px 12px;border-radius:20px;font-size:.85rem;font-weight:600;display:flex;gap:15px;align-items:center}.stats-badge span.correct-txt{color:var(--success)}.stats-badge span.wrong-txt{color:var(--danger)}.stats-badge .correct-txt,.stats-badge .wrong-txt{display:inline-flex;align-items:center;gap:4px}.answer-badge .ab-check{display:inline-flex;align-items:center}.timer-badge{background:#fef2f2;color:var(--danger);font-size:1rem}.progress-container{width:100%;height:8px;background:var(--border);border-radius:4px;margin-bottom:25px;overflow:hidden}.progress-fill{height:100%;background:var(--primary);width:0%;transition:width .3s ease}.question-box{flex-grow:1;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.question-text{font-size:1.15rem;font-weight:600;line-height:1.5;margin-bottom:25px}.options{list-style:none;display:flex;flex-direction:column;gap:12px}.option-label{display:flex;padding:15px 20px;background:var(--surface);border:2px solid var(--border);border-radius:12px;cursor:pointer;transition:all .2s ease;font-size:1rem;line-height:1.4;align-items:flex-start}.option-label:hover{background:var(--bg);border-color:#d1d5db}input[type=radio]{display:none}input[type=radio]:checked+.option-label{border-color:var(--primary);background:#eef2ff;color:var(--primary-hover)}.option-letter{font-weight:700;margin-right:12px;color:var(--primary)}.correct{border-color:var(--success)!important;background:#ecfdf5!important;color:#065f46!important}.correct .option-letter{color:var(--success)}.incorrect{border-color:var(--danger)!important;background:#fef2f2!important;color:#991b1b!important;opacity:.8}.incorrect .option-letter{color:var(--danger)}.controls{display:flex;justify-content:space-between;align-items:center;margin-top:30px;padding-top:20px;border-top:1px solid var(--border)}.btn{padding:12px 24px;border-radius:8px;font-weight:600;font-size:1rem;cursor:pointer;border:none;transition:all .2s ease}.btn-primary{background:var(--primary);color:#fff;flex-grow:1;margin:0 15px}.btn-primary:hover{background:var(--primary-hover);box-shadow:0 4px 12px #4f46e533}.btn-danger{background:var(--danger);color:#fff;flex-grow:1;margin:0 15px}.btn-danger:hover{background:#dc2626;box-shadow:0 4px 12px #ef444433}.btn-icon{background:var(--bg);color:var(--text-secondary);padding:12px;display:flex;align-items:center;justify-content:center}.btn-icon:hover{background:#e5e7eb;color:var(--text)}.btn-icon:disabled{opacity:.5;cursor:not-allowed}#result{margin-top:15px;text-align:center;font-weight:600;min-height:24px}.score-circle{width:150px;height:150px;border-radius:50%;background:#eef2ff;border:8px solid var(--primary);display:flex;align-items:center;justify-content:center;margin:30px auto;flex-direction:column}.score-number{font-size:2.5rem;font-weight:800;color:var(--primary)}.score-text{font-size:1rem;color:var(--text-secondary);font-weight:600}.stats-text{font-size:1.2rem;margin-bottom:30px;color:var(--text);font-weight:500}@media (max-width: 480px){.container{padding:20px;border-radius:0;min-height:100vh}body{padding:0}.controls{flex-wrap:wrap;gap:10px}.btn-primary,.btn-danger{order:-1;width:100%;margin:0 0 10px}.btn-icon{flex:1}}.flashcard-controls{display:flex;flex-direction:column;gap:15px;margin-bottom:20px}.search-box{display:flex;gap:10px}.search-box input{flex:1;padding:12px 16px;border:2px solid var(--border);border-radius:12px;font-size:1rem;transition:all .2s;background:var(--surface)}.search-box input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51a}.btn-search{padding:12px 24px;background:var(--primary);color:#fff;border:none;border-radius:12px;font-weight:600;cursor:pointer;transition:all .2s}.btn-search:hover{background:var(--primary-hover);transform:translateY(-1px)}.control-buttons{display:flex;gap:10px;flex-wrap:wrap}.btn-toggle,.btn-shuffle{flex:1;min-width:140px;padding:10px 16px;border:2px solid var(--border);border-radius:10px;background:var(--surface);font-weight:500;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:6px}.btn-toggle:hover,.btn-shuffle:hover{border-color:var(--primary);background:#f5f3ff}.btn-toggle.active{background:var(--primary);color:#fff;border-color:var(--primary)}.flashcard-progress{display:flex;align-items:center;gap:12px;margin-bottom:20px}.flashcard-progress .progress-bar{flex:1;height:8px;background:var(--border);border-radius:4px;overflow:hidden}.flashcard-progress .progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),#8B5CF6);border-radius:4px;transition:width .3s ease}.progress-text{font-size:.9rem;font-weight:600;color:var(--text-secondary);min-width:50px;text-align:right}.flashcard-container{max-height:65vh;overflow-y:auto;padding-right:8px;display:flex;flex-direction:column;gap:16px}.flashcard{background:var(--surface);border-radius:16px;padding:20px 24px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);border:2px solid var(--border);position:relative;overflow:hidden;flex-shrink:0}.flashcard:hover{transform:translateY(-2px);box-shadow:0 8px 25px #4f46e526;border-color:var(--primary)}.flashcard.revealed{border-color:var(--success);background:linear-gradient(135deg,#F0FDF4 0%,var(--surface) 100%)}.flashcard-number{position:absolute;top:12px;right:16px;background:linear-gradient(135deg,var(--primary),#8B5CF6);color:#fff;padding:4px 12px;border-radius:20px;font-size:.8rem;font-weight:700}.flashcard-question{font-weight:600;color:var(--text);font-size:1.05rem;line-height:1.5;margin-bottom:16px;padding-right:50px;display:block;visibility:visible;opacity:1}.flashcard-option{padding:10px 14px;background:var(--bg);border-radius:10px;font-size:.9rem;color:var(--text-secondary);border:2px solid transparent;transition:all .2s;display:flex;align-items:center;min-height:44px}.flashcard-option span{color:var(--text)}.flashcard-option.letter{font-weight:700;color:var(--primary);margin-right:4px}.flashcard.revealed .flashcard-option.correct{background:#d1fae5;color:#065f46;border-color:var(--success);font-weight:600}.flashcard-answer{display:none;margin-top:16px;padding-top:16px;border-top:2px dashed var(--border);animation:slideDown .3s ease}.flashcard.revealed .flashcard-answer{display:block}.answer-badge{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--success),#059669);color:#fff;padding:10px 20px;border-radius:12px;font-weight:600;font-size:1rem}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.flashcard-footer{margin-top:20px;padding:16px;background:var(--bg);border-radius:12px;text-align:center;color:var(--text-secondary);font-size:.9rem}.flashcard-container::-webkit-scrollbar{width:6px}.flashcard-container::-webkit-scrollbar-track{background:var(--bg);border-radius:3px}.flashcard-container::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.flashcard-container::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}@media (max-width: 640px){.flashcard-options{grid-template-columns:1fr}.flashcard{padding:16px}.flashcard-question{font-size:.95rem}}.theme-toggle{position:fixed;top:20px;right:20px;width:48px;height:48px;border-radius:50%;border:none;background:var(--surface);color:var(--text);cursor:grab;font-size:1.5rem;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 10px #0000001a;transition:transform .3s ease,box-shadow .3s ease;z-index:1000;user-select:none;touch-action:none}.theme-toggle:active{cursor:grabbing;transform:scale(.95)}.theme-toggle.dragging{opacity:.8;box-shadow:0 4px 20px #0000004d}.theme-toggle:hover{transform:scale(1.1);box-shadow:0 4px 20px #0003}[data-theme=dark] .theme-toggle{background:var(--surface);box-shadow:0 2px 10px #0000004d}@media (max-width: 640px){.theme-toggle{width:42px;height:42px;top:12px;right:12px}.theme-toggle svg{width:19px;height:19px}}[data-theme=dark] .flashcard{background:var(--surface);border-color:var(--border)}[data-theme=dark] .flashcard.revealed{background:linear-gradient(135deg,#064E3B 0%,var(--surface) 100%);border-color:var(--success)}[data-theme=dark] .flashcard-option{background:#0f172a;color:var(--text)}[data-theme=dark] .flashcard-option span{color:var(--text)}[data-theme=dark] .flashcard-option.letter{color:var(--primary)}[data-theme=dark] .flashcard-answer{border-top-color:var(--border)}[data-theme=dark] .flashcard.revealed .flashcard-option.correct{background:#065f46;color:#d1fae5;border-color:var(--success)}[data-theme=dark] .flashcard.revealed .flashcard-question{color:var(--text)}[data-theme=dark] .flashcard.revealed .flashcard-option{background:#1e293b;color:var(--text)}[data-theme=dark] .flashcard.revealed .flashcard-option.correct{background:#065f46!important;color:#fff!important;border:2px solid #34D399!important;font-weight:700}[data-theme=dark] .answer-badge{background:linear-gradient(135deg,#059669,#10b981);color:#fff;box-shadow:0 2px 8px #10b9814d}[data-theme=dark] .flashcard.revealed .flashcard-answer{border-top-color:#34d399}[data-theme=dark] .flashcard .flashcard-option span{color:var(--text)!important}[data-theme=dark] .flashcard.revealed .flashcard-option.correct span{color:#fff!important;font-weight:700}[data-theme=dark] .flashcard.revealed{background:linear-gradient(135deg,#064e3b,#0f172a)!important}[data-theme=dark] .flashcard.revealed .flashcard-option{background:#1e293be6!important;color:#f1f5f9!important;border:1px solid rgba(148,163,184,.2)!important}[data-theme=dark] .flashcard.revealed .flashcard-option *{color:#f1f5f9!important}[data-theme=dark] .flashcard.revealed .flashcard-option.correct{background:#047857!important;color:#fff!important;border:2px solid #34D399!important;box-shadow:0 0 10px #34d3994d}[data-theme=dark] .flashcard.revealed .flashcard-option.correct *{color:#fff!important;font-weight:700}.flashcard-container{-webkit-overflow-scrolling:touch;overflow-scrolling:touch;transform:translateZ(0)}.flashcard{-webkit-tap-highlight-color:transparent;touch-action:manipulation;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}.flashcard-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}@supports not (display: grid){.flashcard-options{display:flex;flex-wrap:wrap}.flashcard-option{width:calc(50% - 5px);margin-bottom:10px}}@media (max-height: 700px){.flashcard-container{max-height:55vh}}.flashcard-question,.flashcard-option span{-webkit-user-select:text;user-select:text}.donate-modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:1000;justify-content:center;align-items:center}.donate-modal.active{display:flex}.donate-content{background:var(--surface);color:var(--text);padding:30px;border-radius:20px;text-align:center;max-width:320px;width:90%;animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translateY(50px);opacity:0}to{transform:translateY(0);opacity:1}}.donate-content h3{margin-bottom:15px;color:var(--text);font-size:1.3rem}.donate-content p{margin-bottom:20px;color:var(--text-secondary);font-size:.95rem}.donate-content img{max-width:220px;border-radius:12px;box-shadow:0 4px 15px #0000001a;margin-bottom:15px}.donate-content .bank-info{background:var(--bg);padding:12px;border-radius:10px;font-size:.9rem;color:var(--text);margin-bottom:15px}.donate-close{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:10px 30px;border-radius:25px;cursor:pointer;font-weight:600;font-size:.95rem}.donate-close:hover{opacity:.9}.donate-container{text-align:center;margin-top:30px;position:relative;display:block;width:100%;clear:both}.donate-btn{margin-top:30px;padding:12px 24px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:50px;text-align:center;color:#fff;cursor:pointer;font-weight:600;font-size:1rem;transition:transform .2s,box-shadow .2s;display:inline-block;position:relative}.course-head{display:flex;align-items:center;gap:10px;margin-bottom:16px}.course-head h1,.course-head h2{flex:1;margin-bottom:0}.auth-menu{position:relative;flex-shrink:0}.auth-menu-btn{background:var(--bg);border:1px solid var(--border);border-radius:50%;width:38px;height:38px;padding:0;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.auth-menu-btn:hover{border-color:var(--primary)}.auth-dropdown{position:absolute;right:0;top:calc(100% + 8px);background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:0 8px 24px #0000001f;padding:12px;min-width:210px;z-index:60}.auth-dropdown .auth-user{margin-bottom:8px;font-size:.85rem}.auth-dropdown .auth-actions{display:flex;flex-direction:column;gap:6px}.auth-dropdown .auth-actions .btn-mini{width:100%;text-align:center;box-sizing:border-box}.auth-user{display:inline-flex;align-items:center;gap:8px;min-width:0;flex:1}.auth-avatar{width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,var(--primary),#8B5CF6);color:#fff;font-size:.72rem;font-weight:700;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}#auth-status{color:var(--text-secondary);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#auth-status strong{color:var(--text);font-weight:700}.auth-actions{display:flex;gap:6px;align-items:center;flex-shrink:0}.btn-mini{background:var(--surface);border:1px solid var(--border);border-radius:7px;padding:4px 10px;font-size:.78rem;font-weight:600;cursor:pointer;color:var(--text);text-decoration:none;display:inline-block;white-space:nowrap}.btn-mini:hover{border-color:var(--primary);color:var(--primary)}.btn-login{background:var(--primary);border-color:var(--primary);color:#fff}.btn-login:hover{background:var(--primary-hover);border-color:var(--primary-hover);color:#fff}.admin-link{border-color:var(--primary);color:var(--primary)}.btn-danger-mini{border-color:#fca5a5;color:var(--danger)}.auth-input{width:100%;padding:10px 14px;margin-top:8px;border:2px solid var(--border);border-radius:10px;font-size:1rem;font-family:inherit;background:#fff;color:#111827}.auth-error{color:var(--danger);font-size:.9rem;min-height:20px;margin-top:6px}.contact-card{margin-top:18px;background:var(--bg);border-radius:12px;padding:14px;text-align:center;font-size:.95rem;display:flex;flex-direction:column;gap:8px;align-items:center}.zalo-link{background:#0068ff;color:#fff!important;padding:10px 22px;border-radius:50px;font-weight:700;text-decoration:none;display:inline-flex;align-items:center;gap:8px}.contact-links{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}.fb-link{background:#1877f2;color:#fff!important;padding:10px 22px;border-radius:50px;font-weight:700;text-decoration:none;display:inline-flex;align-items:center;gap:8px}.brand-icon{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;flex-shrink:0}.brand-icon svg{display:block}.leaderboard-body{max-height:50vh;overflow-y:auto;margin:10px 0 15px;color:var(--text)}.lb-table{width:100%;border-collapse:collapse;font-size:.9rem}.lb-table th,.lb-table td{padding:8px 6px;border-bottom:1px solid var(--border);text-align:center;color:var(--text)}.lb-table th{color:var(--primary)}[data-theme=dark] .lb-table th{color:#a5b4fc}.lb-table td:nth-child(2){text-align:left;font-weight:600}.lb-me td{background:#eef2ff}[data-theme=dark] .lb-me td{background:#312e81}.report-row{text-align:center;margin-top:12px}.btn-report{background:none;border:1px dashed var(--border);color:var(--text-secondary);border-radius:8px;padding:6px 14px;font-size:.85rem;cursor:pointer}.btn-report:hover{border-color:var(--danger);color:var(--danger)}.report-qinfo{font-size:.85rem;color:#666;background:#f3f4f6;border-radius:8px;padding:8px}.fc-report{margin-top:10px;background:none;border:1px dashed var(--border);color:var(--text-secondary);border-radius:8px;padding:4px 12px;font-size:.8rem;cursor:pointer}.fc-report:hover{border-color:var(--danger);color:var(--danger)}.tabs{display:flex;gap:10px;margin:15px 0;flex-wrap:wrap}.tab{padding:8px 16px;border-radius:10px;border:2px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;font-weight:600;font-size:.9rem}.tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}#toast-container{position:fixed;bottom:24px;left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:8px;align-items:center;z-index:2000;width:max-content;max-width:92vw}.toast{background:#1f2937;color:#fff;padding:12px 20px;border-radius:12px;font-size:.95rem;font-weight:500;box-shadow:0 8px 25px #00000040;opacity:0;transform:translateY(16px);transition:opacity .3s ease,transform .3s 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var(--border);border-radius:14px;overflow:hidden;background:var(--surface);text-align:left}.result-ads-top{display:flex;justify-content:space-between;align-items:center;font-size:.75rem;color:var(--text-secondary);padding:6px 10px;border-bottom:1px dashed var(--border)}.result-ads-close{background:none;border:none;cursor:pointer;color:var(--text-secondary);font-size:.85rem;line-height:1;padding:2px 6px;border-radius:6px}.result-ads-close:hover{background:var(--border)}.result-ads a{display:block;text-decoration:none;color:inherit}.result-ads-body{display:flex;gap:12px;align-items:center;padding:12px 14px;background:linear-gradient(135deg,#eef2ff,#f5f3ff)}[data-theme=dark] 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