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.tr{height:6px;border-radius:6px;background:var(--card3);overflow:hidden}.bar-row .fl{height:100%;border-radius:6px;background:linear-gradient(90deg,var(--accent),var(--accent2))}.search-box{display:flex;align-items:center;gap:10px;padding:4px 14px;background:var(--card);border:1px solid var(--line2);border-radius:14px}.search-box svg{width:17px;height:17px;color:var(--faint);flex:none}.search-box input{flex:1;background:none;border:none;outline:none;color:var(--text);font-size:15px;padding:12px 0}.search-box input::placeholder{color:var(--faint)}.search-results{margin-top:14px;display:flex;flex-direction:column;gap:8px}.search-item{padding:14px 16px;text-align:left;background:var(--card);border:1px solid var(--line);border-radius:14px;font-size:13.5px;line-height:1.7;transition:transform .13s ease}.search-item:active{transform:scale(.98)}.search-item .q{color:var(--text)}.search-item mark{background:var(--warn-soft);color:var(--warn);border-radius:3px;padding:0 2px}.search-item .match-in{display:inline-block;margin:2px 6px 0 0;font-size:11.5px;font-weight:700;color:var(--accent);background:color-mix(in srgb,var(--accent) 14%,transparent);border-radius:6px;padding:1px 7px;vertical-align:1px}.search-item .meta{display:flex;gap:8px;align-items:center;margin-top:8px}.search-empty{text-align:center;color:var(--faint);padding:46px 0;font-size:13px}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:90;background:#04060c9e;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;pointer-events:none;transition:opacity .25s ease}.modal-mask.show{opacity:1;pointer-events:auto}.modal{width:100%;max-width:560px;max-height:82vh;overflow-y:auto;background:var(--card2);border:1px solid var(--line2);border-radius:20px;padding:20px;transform:translateY(16px) scale(.98);transition:transform .28s cubic-bezier(.22,1,.36,1);box-shadow:var(--shadow)}.modal-mask.show .modal{transform:none}.modal .m-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.modal .m-title{font-size:16px;font-weight:800}.set-row{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}.set-row:last-child{border-bottom:none}.set-row.set-col{flex-direction:column;align-items:stretch}.set-info{flex:1}.set-label{font-size:14px;font-weight:700}.set-desc{font-size:12px;color:var(--faint)}.set-controls{width:100%}.set-custom{display:flex;align-items:center;gap:8px;margin-top:10px;font-size:12.5px;color:var(--muted)}.set-input{width:76px;padding:8px 10px;border-radius:10px;background:var(--card3);border:1px solid var(--line2);color:var(--text);font-size:14px;font-weight:700;text-align:center;outline:none}.set-input:focus{border-color:var(--accent)}.chip.danger-chip{color:var(--bad);background:var(--bad-soft);border-color:#f8717166}#toast{position:fixed;left:50%;bottom:calc(30px + var(--safe-b));transform:translate(-50%) translateY(20px);z-index:120;padding:10px 18px;border-radius:999px;background:var(--card3);color:var(--text);font-size:13px;font-weight:600;border:1px solid var(--line2);box-shadow:var(--shadow-sm);opacity:0;pointer-events:none;transition:all .28s cubic-bezier(.22,1,.36,1);white-space:nowrap;max-width:90vw;overflow:hidden;text-overflow:ellipsis}#toast.show{opacity:1;transform:translate(-50%) translateY(0)}@media (min-width: 700px){.hero{padding:26px 24px}.q-text{font-size:18px}}@media (max-width: 380px){.mode-grid{grid-template-columns:1fr}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}@media (max-width: 640px){.nav-row{position:fixed;left:0;right:0;bottom:0;z-index:55;margin:0;padding:10px 16px calc(10px + var(--safe-b));background:var(--card);border-top:1px solid var(--line2)}.nav-row .btn{padding:13px 18px;font-size:15px}.view-quiz{padding-bottom:calc(86px + var(--safe-b))}.view-quiz .card{background:transparent;border:none;box-shadow:none;border-radius:0}.view-quiz .q-card{padding:0}}.ic{display:inline-block;width:1.15em;height:1.15em;flex:none;vertical-align:-.2em}.hero-badge svg{width:12px;height:12px;vertical-align:-1.5px}.txt-ic{display:inline-block;vertical-align:-.18em;width:1em;height:1em}.txt-ic svg{width:100%;height:100%}.q-tip-strip .lb svg{width:14px;height:14px;vertical-align:-2px}.result-tip svg{width:14px;height:14px;vertical-align:-2px;color:var(--warn)}.result-ana svg{width:13px;height:13px;vertical-align:-2px;color:var(--accent)}.result-head .big svg{width:24px;height:24px}.result-panel.correct .result-head .big svg{color:var(--ok)}.result-panel.wrong .result-head .big svg{color:var(--bad)}.result-head .big{line-height:1}.tips-intro h2 svg{width:22px;height:22px;vertical-align:-4px}.search-empty .txt-ic{display:block;margin:0 auto 10px;width:22px;height:22px;opacity:.55}.opt .k svg{width:16px;height:16px}.opt .mk svg{width:17px;height:17px}.opt:not(.selected):not(.right):not(.wrong):not(.correct-mark) .k.k-true{color:var(--ok);background:var(--ok-soft)}.opt:not(.selected):not(.right):not(.wrong):not(.correct-mark) .k.k-false{color:var(--bad);background:var(--bad-soft)}.opt.selected .k.k-true,.opt.selected .k.k-false,.opt.right .k.k-true,.opt.right .k.k-false,.opt.wrong .k.k-true,.opt.wrong .k.k-false,.opt.correct-mark .k.k-true,.opt.correct-mark .k.k-false{color:#fff}.btn .ic{width:16px;height:16px}.icon-btn .ic{width:18px;height:18px}.chip .ic{width:15px;height:15px}#boot{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:24px;transition:opacity .25s ease}#boot.done{opacity:0;pointer-events:none}.boot-card{max-width:460px;width:100%;text-align:center;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:30px 26px;box-shadow:var(--shadow)}.boot-spinner{width:34px;height:34px;margin:0 auto 16px;border-radius:50%;border:3px solid var(--card3);border-top-color:var(--accent);animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.boot-ico{font-size:34px;margin-bottom:10px}.boot-msg{font-size:15px;font-weight:700;color:var(--text)}.boot-sub{font-size:12.5px;color:var(--muted);line-height:1.8;margin-top:12px;text-align:left}.boot-list{text-align:left;margin:10px 0 16px 18px;font-size:12.5px;color:var(--muted);line-height:2}.boot-list code{font-family:var(--mono);font-size:11.5px;color:var(--accent);background:var(--accent-soft);border-radius:5px;padding:1px 6px}