.exam-listening-part{margin-bottom:1.5rem;padding:1.25rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);border-left:1px solid var(--border);box-shadow:var(--shadow-soft)}.exam-listening-part h2{font-size:1.1rem;font-weight:750;margin:0 0 .5rem;color:var(--text)}.exam-listening-part .part-desc{color:var(--text-muted);font-size:.9375rem;margin-bottom:1rem}.exam-listening-part .part-desc-guide{color:var(--text);font-weight:600;margin-bottom:.35rem}.exam-listening-part .part-desc-sub{color:var(--text-muted);font-size:.9375rem;margin-bottom:1rem;line-height:1.55}.part2-hint{margin-top:.35rem;font-size:.85rem;color:var(--danger);font-weight:900}.exam-listening-script{background:var(--surface-hover);padding:1rem;border-radius:var(--radius);margin-bottom:1rem;white-space:pre-wrap;line-height:1.75;border-left:1px solid var(--border);font-size:1.05rem}.listening-transcript{margin:.5rem 0 1rem}.listening-transcript-toggle{display:inline-flex;align-items:center;min-height:34px;padding:0 12px;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--text-muted);font-size:.9rem;font-weight:700;cursor:pointer}.listening-transcript-toggle:hover{border-color:var(--accent);color:var(--accent)}.listening-transcript .exam-listening-script{margin:.65rem 0 0}.exam-listening-part .q-block{margin-bottom:1.6rem}.q-head{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem;margin-bottom:.35rem}.q-head .q-text{margin:0;flex:1}.q-head-no-btn{justify-content:flex-start}.exam-listening-part .q-text{margin-bottom:1rem;font-size:1.05rem;line-height:1.5;color:var(--text)}.exam-listening-part .listening-stem-bold{font-weight:700}.listening-empty{color:var(--text-muted);font-size:.95rem;margin:.5rem 0 0}.q-block{margin-bottom:1.6rem}.part-questions .q-block:last-child{margin-bottom:0}.part-item-with-source,.part-source-wrap{position:relative;padding-bottom:1.45rem}.q-source-corner{position:absolute;left:0;bottom:0;font-size:.78rem;line-height:1.2;color:var(--text-muted);pointer-events:none}.listening-picture-options{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem;margin-top:.75rem}.listening-picture-options label{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.45rem;padding:.6rem .5rem;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);cursor:pointer;transition:background .15s,border-color .15s,box-shadow .15s;min-height:120px}.listening-picture-options label:hover{border-color:var(--accent);background:var(--accent-soft)}.listening-picture-options label.opt-selected{background:var(--accent-soft);border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}.listening-picture-options input{display:none}.listening-opt-img{width:100%;max-width:160px;height:90px;object-fit:contain;background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:10px}.listening-opt-letter{font-weight:800;color:var(--text-muted)}.listening-part2{margin-top:.25rem}.part2-meta{position:sticky;top:84px;z-index:7;margin-bottom:.75rem;padding:.45rem 0;background:var(--surface)}.part2-desc{color:var(--text-muted);font-size:.95rem;line-height:1.5;margin-bottom:.35rem}.part2-box-title{text-align:center;font-size:1.4rem;font-weight:800;color:var(--text);margin-bottom:.35rem}.part2-audio-play{padding:8px 12px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;font-weight:800}.part2-box{border:1px solid var(--border);border-radius:var(--control-radius-sm);padding:1.25rem 1.1rem;background:#fff;box-shadow:none}.part2-line-text{font-size:1.02rem;color:var(--text);line-height:1.8;margin:.15rem 0}.part2-line-gap{font-size:1.02rem;color:var(--text);line-height:1.8;display:flex;align-items:center;flex-wrap:wrap;gap:.45rem;margin:.15rem 0}.part2-gap-prefix{white-space:pre-wrap}.part2-gap-suffix{white-space:pre-wrap;color:var(--text)}.part2-input{width:180px;max-width:100%;padding:6px 8px;border:none;border-bottom:2px solid #000;background:transparent;font-size:1.02rem;outline:none}.listening-part3{margin-top:.25rem}.part3-meta{position:sticky;top:84px;z-index:7;margin-bottom:.65rem;padding:.45rem 0;background:var(--surface)}.part3-intro{font-size:1rem;font-weight:700;color:var(--text);line-height:1.7;margin-bottom:.35rem;white-space:pre-wrap}.part3-audio-play{padding:8px 12px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;font-weight:800}.listening-audio-control{display:flex;align-items:center;gap:.75rem;width:100%;margin-top:.35rem;padding:.45rem 0}.listening-audio-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;min-width:40px;padding:0;flex-shrink:0;border:1px solid var(--border);border-radius:999px;background:var(--accent);color:#fff;box-shadow:none;transition:transform .12s,background .15s,border-color .15s}.listening-audio-btn:hover{background:var(--accent-hover)}.listening-audio-btn:active{transform:scale(.96)}.listening-audio-btn.is-active:not(.is-playing){background:var(--surface);border-color:var(--accent);color:var(--accent)}.listening-audio-btn-icon{width:0;height:0;border-top:6px solid transparent;border-bottom:6px solid transparent;border-left:9px solid currentColor;transform:translate(1px)}.listening-audio-btn.is-playing .listening-audio-btn-icon{width:12px;height:12px;border:0;background:linear-gradient(currentColor 0 0) left center / 4px 12px no-repeat,linear-gradient(currentColor 0 0) right center / 4px 12px no-repeat}.listening-audio-progress{display:flex;align-items:center;gap:.5rem;flex:1;min-width:160px}.listening-audio-slider{flex:1;min-width:90px;accent-color:var(--accent);cursor:pointer}.listening-audio-slider::-webkit-slider-runnable-track{height:4px;border-radius:999px}.listening-audio-slider::-webkit-slider-thumb{margin-top:-6px}.listening-audio-slider:disabled{cursor:not-allowed;opacity:.55}.listening-audio-time{width:3.1rem;color:var(--text-muted);font-size:.82rem;font-weight:800;text-align:center;font-variant-numeric:tabular-nums}.part3-divider{height:1px;background:var(--border);margin:.55rem 0 .85rem}.part3-options{display:flex;flex-direction:column;gap:.5rem;margin-top:.75rem}.part3-options label{display:flex;align-items:flex-start;gap:.75rem;padding:.75rem 1rem;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);cursor:pointer;font-size:1rem;transition:background .15s,border-color .15s,box-shadow .15s}.part3-options label:hover{border-color:var(--accent);background:var(--accent-soft)}.part3-options label.opt-selected{background:var(--accent-soft);border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}.part3-options input{margin-top:4px;flex-shrink:0}.part3-option-letter{width:1.6rem;flex-shrink:0;font-weight:900;color:var(--text)}.listening-part4,.listening-part5{margin-top:.25rem}.part5-intro{white-space:pre-wrap;line-height:1.7;font-size:1.05rem;color:var(--text);margin-bottom:.85rem;font-weight:700}.part5-example{display:flex;align-items:center;gap:.7rem;margin-bottom:.75rem;padding-bottom:.55rem;border-bottom:1px solid var(--border)}.part5-example-label,.part5-example-person{font-weight:900}.part5-example-box{min-width:52px;height:40px;border:1px solid var(--border);border-radius:var(--control-radius-sm);display:flex;align-items:center;justify-content:center;font-weight:900;background:#fff}.part5-table{margin-top:.65rem}.part5-table-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:.6rem;font-weight:900;color:var(--text)}.part5-two-cols{display:flex;gap:1.2rem}.part5-people-col{flex:1}.part5-help-col{width:48%;border-left:1px solid var(--border);padding-left:1.2rem}.part5-help-item{display:flex;align-items:center;gap:.65rem;margin-bottom:.8rem}.part5-help-letter{width:1.4rem;text-align:center;font-weight:900}.part5-help-text{color:var(--text);font-weight:700}.part5-row{display:flex;align-items:center;gap:.65rem;margin-bottom:1.15rem}.part5-row.part-item-with-source{align-items:flex-start}.part5-qno{width:2.2rem;font-weight:900;color:var(--text);text-align:right}.part5-person-name{flex:1;font-weight:700}.part5-select{width:54px;height:44px;border:1px solid var(--border);border-radius:var(--control-radius-sm);background:#fff;text-align:center;font-weight:900;font-size:1rem;padding:0 2px;color:var(--text)}.part5-select option{font-weight:900}@media (max-width: 520px){.listening-audio-control{align-items:stretch;flex-direction:column;gap:.55rem}.listening-audio-progress{width:100%;min-width:0}}.exam-listening-nav{display:flex;align-items:center;justify-content:space-between;gap:6px;margin-top:1.5rem;padding:10px 12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);flex-wrap:nowrap;box-sizing:border-box;width:100%;box-shadow:none}.exam-listening-progress-pill{flex:1 1 0;min-width:0;text-align:center;font-size:clamp(.72rem,3.1vw,.95rem);font-weight:600;color:var(--text-muted);line-height:1.3;padding:0 2px}.exam-listening-nav-btn{flex:0 0 auto;min-height:var(--control-height-md);padding:0 14px;border-radius:var(--btn-radius);font-size:clamp(.78rem,3.4vw,.95rem);font-weight:750;cursor:pointer;border:none;transition:background .15s,border-color .15s,color .15s}.exam-listening-nav-btn.primary{background:var(--accent);color:#fff}.exam-listening-nav-btn.primary:hover:not(:disabled){background:var(--accent-hover)}.exam-listening-nav-btn.secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.exam-listening-nav-btn.secondary:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}.exam-listening-nav-btn:disabled{opacity:.5;cursor:not-allowed}.exam-listening-submit-wrap{margin-top:1.5rem}.exam-listening-submit{width:100%;min-height:var(--btn-height);padding:0 24px;border-radius:var(--btn-radius);font-size:1.05rem;font-weight:var(--btn-font-weight);background:var(--accent);color:#fff;border:none;cursor:pointer;transition:background .15s,transform .1s}.exam-listening-submit:hover:not(:disabled){background:var(--accent-hover)}.exam-listening-submit:disabled{opacity:.85;cursor:wait}.exam-mode-badge{display:inline-flex;align-items:center;width:fit-content;margin:0 auto 5px;padding:3px 9px;border:1px solid transparent;border-radius:999px;font-size:.72rem;font-weight:750;line-height:1.25;letter-spacing:.04em}.exam-mode-badge--full{color:#1d4ed8;background:#eff6ff;border-color:#bfdbfe}.exam-mode-badge--skill{color:#15803d;background:#f0fdf4;border-color:#bbf7d0}.exam-mode-badge--part{color:#6d28d9;background:#f5f3ff;border-color:#ddd6fe}:is(.exam-page,.exam-reading-page,.exam-listening-page){--exam-card-radius: 16px;--exam-control-radius: 10px;--exam-card-shadow: 0 8px 24px rgba(15, 23, 42, .06)}.exam-page .exam-header,.exam-reading-page .exam-reading-header,.exam-listening-page .exam-listening-header{position:sticky!important;top:8px!important;z-index:20!important;margin:0 0 16px!important;padding:14px 18px!important;background:color-mix(in srgb,var(--surface) 94%,transparent)!important;border:1px solid var(--border)!important;border-radius:var(--exam-card-radius)!important;box-shadow:var(--exam-card-shadow)!important;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.exam-reading-header-row:after,.exam-listening-header-row:after{content:"";flex:0 0 40px;width:40px}.exam-page .exam-back-btn,.exam-reading-page .exam-reading-back,.exam-listening-page .exam-listening-back{width:38px!important;height:38px!important;margin:0!important;border:1px solid var(--border)!important;border-radius:var(--exam-control-radius)!important;background:var(--surface)!important;color:var(--text)!important;font-size:1.25rem!important}.exam-page .exam-back-btn:hover,.exam-reading-page .exam-reading-back:hover,.exam-listening-page .exam-listening-back:hover{border-color:var(--accent)!important;color:var(--accent)!important;background:var(--accent-soft)!important}.exam-page .exam-title,.exam-reading-page .exam-reading-title,.exam-listening-page .exam-listening-title{margin:0 0 3px!important;color:var(--text)!important;font-size:clamp(1.08rem,2.4vw,1.3rem)!important;font-weight:750!important;line-height:1.35!important;letter-spacing:0!important}.exam-page .exam-reminder,.exam-reading-page .exam-reading-desc,.exam-listening-page .exam-listening-desc{max-width:520px;margin:0 auto!important;color:var(--text-muted)!important;font-size:.8rem!important;line-height:1.45!important}.exam-page .exam-header-tabs{max-width:420px;margin:12px auto 8px!important;padding:4px;gap:4px!important;border:1px solid var(--border);border-radius:12px;background:var(--surface-hover)}.exam-page .exam-header-tabs button{min-height:38px!important;padding:8px 12px!important;border:none!important;border-radius:8px!important;background:transparent!important;color:var(--text-muted)!important;font-size:.88rem!important;box-shadow:none!important}.exam-page .exam-header-tabs button.active{background:var(--surface)!important;color:var(--accent)!important;box-shadow:0 2px 8px #0f172a14!important}.exam-page .exam-header-timers{gap:10px!important;color:var(--text)!important;font-variant-numeric:tabular-nums}.exam-page .exam-timer-item{padding:4px 9px;border-radius:8px;background:var(--surface-hover)}.exam-page .exam-main,.exam-reading-page .exam-reading-main,.exam-listening-page .exam-listening-main{padding-top:0!important}.exam-page .exam-content-wrap,.exam-reading-page .exam-reading-content-wrap,.exam-listening-page .exam-listening-part{padding:clamp(18px,3vw,28px)!important;background:var(--surface)!important;border:1px solid var(--border)!important;border-radius:var(--exam-card-radius)!important;box-shadow:var(--exam-card-shadow)!important}.exam-reading-page .part h2,.exam-listening-page .exam-listening-part h2,.exam-page .part h2{margin-bottom:8px!important;padding:0!important;border:none!important;color:var(--text)!important;font-size:1.1rem!important;font-weight:750!important}:is(.exam-page,.exam-reading-page,.exam-listening-page) .part-desc-guide{width:fit-content;margin:0 0 7px!important;padding:4px 9px;border-radius:7px;background:var(--accent-soft);color:var(--accent)!important;font-size:.8rem!important;font-weight:700!important}:is(.exam-page,.exam-reading-page,.exam-listening-page) :is(input[type=text],select){border-color:var(--border);border-radius:8px;transition:border-color .15s,box-shadow .15s,background .15s}:is(.exam-page,.exam-reading-page,.exam-listening-page) :is(input[type=text],select):focus{outline:none;border-color:var(--accent)!important;box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 16%,transparent)!important;background:var(--surface)!important}.exam-page .step-nav,.exam-reading-page .exam-reading-nav,.exam-listening-page .exam-listening-nav{gap:10px!important;margin-top:14px!important;padding:10px!important;background:var(--surface)!important;border:1px solid var(--border)!important;border-radius:14px!important;box-shadow:0 5px 18px #0f172a0d!important}.exam-page .step-btn,.exam-reading-page .exam-reading-nav-btn,.exam-listening-page .exam-listening-nav-btn{min-height:40px!important;padding:9px 14px!important;border-radius:var(--exam-control-radius)!important;font-size:.88rem!important;font-weight:700!important;box-shadow:none!important}.exam-page .step-progress,.exam-reading-page .exam-reading-progress-pill,.exam-listening-page .exam-listening-progress-pill{color:var(--text-muted)!important;background:transparent!important;border:none!important;font-size:.82rem!important;font-variant-numeric:tabular-nums}.exam-page .submit-row,.exam-reading-page .exam-reading-submit-wrap,.exam-listening-page .exam-listening-submit-wrap{margin-top:14px!important;padding:14px!important;background:var(--surface)!important;border:1px solid var(--border)!important;border-radius:14px!important}.exam-page .exam-submit-primary,.exam-reading-page .exam-reading-submit,.exam-listening-page .exam-listening-submit{min-height:44px!important;padding:10px 22px!important;border-radius:var(--exam-control-radius)!important;box-shadow:none!important;font-size:.94rem!important;font-weight:750!important}@media (max-width: 640px){.exam-page .exam-header,.exam-reading-page .exam-reading-header,.exam-listening-page .exam-listening-header{top:0!important;margin:calc(-1 * var(--page-padding-y)) calc(-1 * var(--page-padding-x)) 12px!important;padding:12px var(--page-padding-x)!important;border-width:0 0 1px!important;border-radius:0 0 14px 14px!important}.exam-reading-header-row:after,.exam-listening-header-row:after{flex-basis:36px;width:36px}.exam-page .exam-back-btn,.exam-reading-page .exam-reading-back,.exam-listening-page .exam-listening-back{width:36px!important;height:36px!important}.exam-mode-badge{margin-bottom:3px;font-size:.66rem}.exam-page .exam-reminder,.exam-reading-page .exam-reading-desc,.exam-listening-page .exam-listening-desc{display:none}.exam-page .exam-content-wrap,.exam-reading-page .exam-reading-content-wrap,.exam-listening-page .exam-listening-part{padding:16px!important;border-radius:12px!important}.exam-page .step-nav,.exam-reading-page .exam-reading-nav,.exam-listening-page .exam-listening-nav{display:grid!important;grid-template-columns:1fr 1fr!important}.exam-page .step-progress,.exam-reading-page .exam-reading-progress-pill,.exam-listening-page .exam-listening-progress-pill{grid-column:1 / -1;grid-row:1;text-align:center}.exam-page .submit-actions,.exam-reading-page .exam-reading-submit,.exam-listening-page .exam-listening-submit{width:100%!important}}:root{--bg: #f5f5f7;--surface: #ffffff;--surface-hover: #f2f2f7;--border: #e5e5ea;--text: #1d1d1f;--text-muted: #6e6e73;--brand-blue: #007aff;--brand-blue-soft: rgba(0, 122, 255, .08);--brand-green: #34c759;--brand-green-hover: #248a3d;--brand-green-soft: rgba(52, 199, 89, .1);--brand-purple: #af52de;--brand-purple-soft: rgba(175, 82, 222, .08);--brand-yellow: #ffcc00;--shadow-soft: 0 1px 2px rgba(0, 0, 0, .04), 0 8px 24px rgba(0, 0, 0, .04);--accent: #007aff;--accent-hover: #006edb;--accent-soft: rgba(0, 122, 255, .1);--header-bg: #ffffff;--continue-accent: #007aff;--continue-soft: rgba(0, 122, 255, .1);--success: #34c759;--warning: #ff9f0a;--danger: #ff3b30;--radius: 16px;--control-radius-sm: 10px;--control-radius-md: 12px;--control-radius-lg: 14px;--control-height-sm: 38px;--control-height-md: 44px;--control-height-lg: 50px;--control-icon-size: 40px;--btn-radius: var(--control-radius-md);--btn-height: var(--control-height-lg);--btn-font-size: 1rem;--btn-font-weight: 850;--btn-padding-x: 22px;--btn-secondary-font-size: .92rem;--btn-disabled-bg: #e9e9ed;--btn-disabled-text: #8e8e93;--pill-height: 30px;--pill-radius: 999px;--card-padding: 1.5rem;--card-radius: 16px;--font: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--page-max-sm: 560px;--page-max-md: 720px;--page-max-lg: 960px;--page-max-xl: 1120px;--page-max-pc-content: 1040px;--page-max-pc-shell: 1120px;--page-max-reading: 760px;--page-max-form: 560px;--app-shell-max: var(--page-max-md);--app-shell-radius: 18px;--page-min-content: 320px;--page-bg-outer: #f5f5f7;--page-padding-x: 16px;--page-padding-y: 14px;--section-gap: 14px;--page-card-gap: 12px;--page-card-padding: 14px;--page-card-padding-lg: 16px;--bottom-nav-height: 64px;--bottom-nav-extra-gap: 16px;--bottom-nav-padding-x: 12px;--page-bottom-space: calc(var(--bottom-nav-height) + var(--bottom-nav-extra-gap) + env(safe-area-inset-bottom));--font-size-body: 16px;--font-size-heading-1: 32px;--font-size-heading-2: 24px;--line-height-body: 1.6;--line-height-heading: 1.35}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);font-size:15px;color:var(--text);line-height:var(--line-height-body);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg)}@media (min-width: 1024px){:root{--page-max-md: var(--page-max-pc-content);--page-max-lg: var(--page-max-pc-content);--page-max-reading: var(--page-max-pc-content);--app-shell-max: var(--page-max-pc-shell)}body{background:var(--page-bg-outer, #f5f5f7)}}@media (min-width: 768px){body{font-size:var(--font-size-body)}}#root{min-height:100vh;min-height:100dvh}button,[role=button]{font-family:inherit;cursor:pointer;font-size:inherit;-webkit-tap-highlight-color:transparent;touch-action:manipulation}input,textarea,select{font-family:inherit;font-size:1rem;touch-action:manipulation;background:var(--surface);color:var(--text)}a{color:var(--accent);text-decoration:none;-webkit-tap-highlight-color:transparent;touch-action:manipulation}a:hover{text-decoration:underline}@media (max-width: 600px){:root{--radius: 14px;--card-radius: 16px;--page-padding-x: 16px;--page-padding-y: 14px;--section-gap: 12px;--page-card-gap: 12px;--page-card-padding: 14px;--page-card-padding-lg: 16px}}@media (min-width: 768px){:root{--page-padding-x: 20px;--page-padding-y: 18px;--section-gap: 16px;--page-card-gap: 14px;--page-card-padding: 16px;--page-card-padding-lg: 18px}}@media (min-width: 1200px){:root{--page-padding-x: 24px;--page-padding-y: 20px;--section-gap: 18px;--page-card-gap: 16px;--card-padding: 1.25rem;--page-card-padding: 18px;--page-card-padding-lg: 20px}}article .passage,.passage,.q-text,.notice,.part-desc{line-height:1.75}.btn-primary,button.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;min-height:var(--btn-height);padding:0 var(--btn-padding-x);font-size:var(--btn-font-size);font-weight:var(--btn-font-weight);color:#fff;background:var(--accent);border:none;border-radius:var(--btn-radius);cursor:pointer;transition:background .15s,transform .1s,box-shadow .15s;box-shadow:none}.btn-primary:hover:not(:disabled){background:var(--accent-hover);box-shadow:none}.btn-primary:active:not(:disabled){transform:scale(.98);box-shadow:none}.btn-primary:disabled{color:var(--btn-disabled-text);background:var(--btn-disabled-bg);opacity:1;cursor:not-allowed;box-shadow:none}.btn-primary:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn-primary.full-width{width:100%}.btn-secondary,button.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;min-height:var(--btn-height);padding:0 calc(var(--btn-padding-x) - 2px);font-size:var(--btn-secondary-font-size);font-weight:800;color:var(--accent);background:#007aff14;border:1px solid transparent;border-radius:var(--btn-radius);cursor:pointer;transition:background .15s,border-color .15s,color .15s}.btn-secondary:hover:not(:disabled){background:var(--surface-hover);border-color:transparent;color:var(--accent-hover)}.btn-secondary:active:not(:disabled){opacity:.95}.btn-secondary:disabled{color:var(--btn-disabled-text);background:var(--btn-disabled-bg);border-color:var(--btn-disabled-bg);opacity:1;cursor:not-allowed}.btn-secondary:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn-small,button.btn-small{min-height:var(--control-height-sm);padding:0 12px;border-radius:var(--control-radius-sm);font-size:.86rem;font-weight:800}.icon-button,button.icon-button{display:inline-flex;align-items:center;justify-content:center;width:var(--control-icon-size);height:var(--control-icon-size);padding:0;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--text-muted);cursor:pointer;transition:background .16s ease,border-color .16s ease,color .16s ease,transform .1s ease}.icon-button:hover:not(:disabled),button.icon-button:hover:not(:disabled){border-color:#d1d1d6;background:var(--surface-hover);color:var(--text)}.icon-button:active:not(:disabled),button.icon-button:active:not(:disabled){transform:scale(.96)}.icon-button:disabled,button.icon-button:disabled{opacity:.55;cursor:not-allowed}.icon-button:focus-visible,button.icon-button:focus-visible{outline:2px solid rgba(0,122,255,.35);outline-offset:2px}.status-pill{display:inline-flex;max-width:100%;min-height:var(--pill-height);align-items:center;padding:0 .7rem;border:1px solid var(--border);border-radius:var(--pill-radius);background:var(--surface-hover);color:var(--text-muted);font-size:.78rem;line-height:1.2;font-weight:800}.ui-choice-card{display:flex;align-items:center;gap:12px;min-height:72px;padding:12px 14px;border:1px solid var(--border);border-radius:var(--control-radius-lg);background:var(--surface);color:var(--text);text-align:left;box-shadow:0 1px 2px #00000008;transition:background .16s ease,border-color .16s ease,transform .1s ease}.ui-choice-card:hover:not(:disabled){border-color:#d1d1d6;background:var(--surface-hover)}.ui-choice-card:active:not(:disabled){transform:scale(.99)}.ui-choice-card.is-active,.ui-choice-card.is-selected{border-color:var(--accent);background:var(--accent-soft);box-shadow:0 0 0 1px #007aff14}.ui-choice-icon{width:38px;height:38px;flex:0 0 38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;color:var(--text-muted);background:var(--surface-hover);font-weight:850}.ui-choice-card.is-active .ui-choice-icon,.ui-choice-card.is-selected .ui-choice-icon{color:var(--accent);background:var(--surface)}.ui-status-chip{display:inline-flex;align-items:center;justify-content:center;min-height:28px;padding:0 10px;border-radius:var(--pill-radius);background:var(--surface-hover);color:var(--text-muted);font-size:13px;font-weight:850;line-height:1;white-space:nowrap}.ui-status-chip--untested{background:var(--surface-hover);color:var(--text-muted)}.ui-status-chip--continue,.ui-status-chip--active{background:var(--accent-soft);color:var(--accent)}.ui-status-chip--review{background:#ff9f0a21;color:#b45309}.ui-status-chip--done{background:var(--brand-green-soft);color:#1f8f46}.ui-list-row{width:100%;min-height:58px;padding:10px 12px;border:1px solid var(--border);border-radius:var(--control-radius-lg);background:var(--surface);color:var(--text);display:flex;align-items:center;gap:12px;text-align:left;transition:background .16s ease,border-color .16s ease,transform .1s ease}.ui-list-row:hover:not(:disabled){border-color:#d1d1d6;background:var(--surface-hover)}.ui-list-row:active:not(:disabled){transform:scale(.99)}.ui-list-icon{width:38px;height:38px;flex:0 0 38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;color:var(--accent);background:var(--accent-soft)}.ui-list-main{min-width:0;flex:1 1 auto}.ui-list-arrow{flex:0 0 auto;color:#c7c7cc;font-size:1.35rem;line-height:1;font-weight:700}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--card-radius);padding:var(--page-card-padding);box-shadow:var(--shadow-soft)}.card-title{margin:0 0 .75rem;font-size:1.05rem;font-weight:700;color:var(--text)}.empty-state{text-align:center;padding:var(--section-gap);background:var(--surface);border:2px solid var(--border);border-radius:var(--radius)}.empty-state-icon{font-size:2.5rem;margin-bottom:.75rem;opacity:.9}.empty-state-title{font-size:1.1rem;font-weight:600;color:var(--text);margin:0 0 .35rem}.empty-state-desc{font-size:.9rem;color:var(--text-muted);line-height:1.5;margin:0}@media (min-width: 1200px){.exam-reading-title,.exam-listening-title{font-size:1.4rem}.exam-reading-desc,.exam-listening-desc{font-size:1rem;line-height:1.55}.exam-reading-download,.exam-listening-download{font-size:.875rem;padding:9px 16px}.exam-reading-main,.exam-listening-main{max-width:min(920px,100%);padding:1.4rem 1.15rem 3.5rem}.exam-reading-page .part{padding:1.4rem}.exam-reading-page .part h2{font-size:1.2rem}.exam-reading-page .part-desc{font-size:1rem}.exam-reading-page .notice,.exam-reading-page .q-text{font-size:1.08rem}.exam-reading-page .options label{font-size:1.05rem;padding:.85rem 1.1rem}.exam-reading-page .part2-person-title,.exam-reading-page .part2-person-content,.exam-reading-page .img-text-content,.exam-reading-page .img-text-question{font-size:1.06rem}.exam-reading-nav-btn{font-size:1rem;padding:13px 22px}.exam-reading-progress-pill{font-size:.95rem}.exam-reading-submit{font-size:1.15rem;padding:17px 28px}.exam-listening-part{padding:1.4rem}.exam-listening-part h2{font-size:1.2rem}.exam-listening-part .part-desc{font-size:1rem}.exam-listening-script{font-size:1.08rem;padding:1.15rem}.exam-listening-part .q-text{font-size:1.08rem}.exam-listening-play,.exam-listening-stop{font-size:1.06rem;padding:13px 22px}.exam-listening-nav-btn{font-size:1rem;padding:13px 22px}.exam-listening-progress-pill{font-size:.95rem}.exam-listening-submit{font-size:1.15rem;padding:17px 28px}.part5-intro{font-size:1.08rem}.practice-result-title{font-size:1.4rem}.practice-result-desc{font-size:1rem;line-height:1.55}.practice-result-main{max-width:min(920px,100%);padding:1.35rem 1.1rem}.practice-result-card{padding:1.45rem;margin-bottom:1.15rem}.practice-result-card-title{font-size:1.2rem}.practice-result-score{font-size:1.06rem}.practice-result-scale,.practice-result-ket{font-size:1rem}.practice-result-rules-title{font-size:.98rem}.practice-result-rules-line{font-size:.95rem;line-height:1.5}.practice-result-parts-title{font-size:1rem}.practice-result-parts-item{font-size:.95rem;padding:.62rem .85rem}.practice-result-wrong-q{font-size:1.02rem}.practice-result-wrong-intro{font-size:.9375rem}.practice-result-wrong-meta{font-size:.85rem}.practice-result-wrong-ans{font-size:.95rem}.practice-result-wrong-exp{font-size:.95rem;line-height:1.62;padding:.7rem .85rem}.practice-result-btn{font-size:1.05rem;padding:15px 26px}.wrong-review-title{font-size:1.45rem}.wrong-review-desc{font-size:1rem;line-height:1.6}.wrong-review-score{font-size:1.05rem}.wrong-review-card{padding:1.4rem}.wrong-review-progress-pill{font-size:.875rem;padding:7px 14px}.wrong-review-q{font-size:1.1rem}.wrong-review-opt-text{font-size:1.06rem}.wrong-review-input{font-size:1.05rem;max-width:320px}.wrong-review-btn{font-size:1.05rem;padding:15px 24px}.wrong-review-back{font-size:.95rem}.wrong-module-tab{font-size:1rem;padding:12px 14px}.wrong-module-tab-count{font-size:.8rem}.wrong-part-chip{font-size:.875rem;padding:9px 14px}.wrong-scope-hint{font-size:.875rem;line-height:1.5}.wrong-module-empty{font-size:.95rem}.wrong-row{padding:14px 16px}.wrong-row-main{font-size:1rem;line-height:1.5}.wrong-row-time{font-size:.8rem}.wrong-page-info{font-size:.875rem}.wrong-empty-card .empty-state-desc{max-width:min(480px,100%)}.wrong-cloud-loading{font-size:1rem}.wqd-title{font-size:1.35rem}.wqd-paper-name{font-size:.95rem}.wqd-slot{font-size:1.05rem}.wqd-count{font-size:.9rem}.wqd-meta{font-size:.8rem}.wqd-ans{font-size:.98rem}.wqd-ans span{font-size:.85rem}.wqd-exp{font-size:.98rem;line-height:1.62;padding:12px 14px 14px}.wqd-exp-note{font-size:.85rem}}