.rhk-app{--ink:#183c38;--muted:#61736e;--green:#176a5b;--line:#dce6e1;--cream:#faf9f5;color:var(--ink);background:var(--cream);border:1px solid var(--line);border-radius:20px;overflow:hidden;font-family:system-ui,-apple-system,"Noto Sans JP",sans-serif;line-height:1.75;margin:28px auto;max-width:1040px;font-size:16px;text-align:left}.rhk-app *{box-sizing:border-box}.rhk-app h2,.rhk-app h3,.rhk-app h4,.rhk-app p{background:none;border:0;box-shadow:none;color:inherit;padding:0;margin:0 0 12px;line-height:1.6}.rhk-app h2:before,.rhk-app h2:after,.rhk-app h3:before,.rhk-app h3:after,.rhk-app h4:before,.rhk-app h4:after{display:none}.rhk-app h2{font-size:30px;font-weight:750}.rhk-app h3{font-size:23px}.rhk-app h4{font-size:19px}.rhk-app button,.rhk-app select,.rhk-app input{font:inherit}.rhk-app button,.rhk-app .rhk-upload{cursor:pointer;color:var(--ink);background:white;border:1px solid var(--line);border-radius:10px;padding:11px 16px;box-shadow:none;line-height:1.5;transition:background .15s}.rhk-app button:hover{background:#edf5f0}.rhk-app button:disabled{opacity:.45;cursor:not-allowed}.rhk-app :focus-visible{outline:3px solid #ddac43;outline-offset:3px}.rhk-app a{color:#126658;text-decoration:underline;overflow-wrap:anywhere}.rhk-app small{font-size:12px;font-weight:400}.rhk-head{padding:30px 32px;background:#e8f0e9;display:flex;justify-content:space-between;align-items:flex-start;gap:20px}.rhk-kicker{display:block;font-size:10px;letter-spacing:2px;font-weight:bold;margin-bottom:8px}.rhk-app .rhk-head p{margin:0;font-size:14px;color:var(--muted)}.rhk-badge{white-space:nowrap;font-size:11px;background:#fff7dd;color:#765b1d;border:1px solid #e8d5a1;border-radius:100px;padding:5px 10px}.rhk-body{padding:30px 32px}.rhk-intro p,.rhk-tip,.rhk-details p{font-size:13px;color:var(--muted)}.rhk-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0}.rhk-stats>div{background:white;padding:20px;border:1px solid var(--line);border-radius:12px}.rhk-stats b{display:block;font-size:30px;line-height:1.3}.rhk-stats span{font-size:12px;color:var(--muted)}.rhk-app .rhk-resume{width:100%;text-align:left;background:var(--green);color:white;border:0;padding:18px 20px;margin:0 0 24px}.rhk-resume small{display:block;opacity:.85}.rhk-filters{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.rhk-filters label{font-size:12px;font-weight:600}.rhk-filters label:last-child{grid-column:1/-1}.rhk-app select{display:block;border:1px solid #bbcec4;border-radius:8px;background:white;padding:10px;width:100%;color:var(--ink);margin-top:5px}.rhk-check{display:flex;align-items:center;gap:8px;margin:15px 0;font-size:14px}.rhk-app input[type=checkbox],.rhk-app input[type=radio]{accent-color:var(--green);width:18px;height:18px;appearance:auto}.rhk-scope{margin:22px 0 18px}.rhk-scope strong,.rhk-scope span{display:block}.rhk-scope span{font-size:12px;color:var(--muted)}.rhk-app progress{display:block;appearance:none;border:0;width:100%;height:7px;margin:12px 0 22px;border-radius:10px;overflow:hidden;background:#e0e8e2}.rhk-app progress::-webkit-progress-bar{background:#e0e8e2}.rhk-app progress::-webkit-progress-value{background:#28816b}.rhk-app progress::-moz-progress-bar{background:#28816b}.rhk-modes{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}.rhk-app .rhk-modes button{text-align:left;min-height:105px;padding:20px 17px}.rhk-modes b{display:block;font-size:16px}.rhk-modes small{display:block;color:var(--muted);margin-top:6px}.rhk-details{border-top:1px solid var(--line);margin-top:22px;padding-top:18px}.rhk-details summary{cursor:pointer;font-size:14px;font-weight:600;margin-bottom:14px}.rhk-tablewrap{overflow:auto}.rhk-app table{border-collapse:collapse;width:100%;font-size:12px;margin:10px 0}.rhk-app th,.rhk-app td{border-bottom:1px solid var(--line);padding:9px;text-align:left;white-space:nowrap}.rhk-app th{background:#e9f0e9}.rhk-tools{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}.rhk-tools button,.rhk-upload{font-size:13px!important}.rhk-upload input{display:block;font-size:11px;max-width:220px;margin-top:5px}.rhk-foot{padding:24px 32px;background:#f0f2eb;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.rhk-app .rhk-warning{background:#fff3d7;border:1px solid #dfc479;padding:14px;border-radius:8px;font-size:13px;margin:16px}.rhk-body>.rhk-warning{margin:16px 0}.rhk-quizbar{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px}.rhk-quizbar button{font-size:12px}.rhk-qhead{display:flex;justify-content:space-between;gap:12px;align-items:center;margin:22px 0}.rhk-qhead p{font-size:12px;color:var(--muted)}.rhk-qhead h3{margin-bottom:0}.rhk-qhead button{font-size:12px;flex-shrink:0}.rhk-image{display:block;background:white;text-align:center;margin:14px 0;border:1px solid var(--line);border-radius:8px;overflow:hidden}.rhk-app .rhk-image img{display:block;max-width:100%;width:auto;height:auto;margin:0 auto}.rhk-context{border-left:3px solid #81ab99;padding-left:12px;font-size:13px}.rhk-answers{padding:0;margin:24px 0 18px;border:0}.rhk-answers legend{font-size:14px;margin-bottom:12px}.rhk-answers>div{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.rhk-answers label{position:relative;cursor:pointer}.rhk-answers input{position:absolute;left:10px;top:15px}.rhk-answers span{display:block;text-align:center;border:1px solid #b2c8bc;border-radius:9px;background:white;padding:11px 3px 11px 15px;font-weight:bold;font-size:19px}.rhk-answers input:checked+span{background:#dcefe5;border:2px solid #28705b;padding-top:10px;padding-bottom:10px}.rhk-answers input:focus-visible+span{outline:3px solid #ddac43}.rhk-app .rhk-primary{background:var(--green);color:white;width:100%;font-weight:bold;border:0;padding:15px}.rhk-feedback{margin:20px 0}.rhk-result{padding:20px;border-radius:10px;background:#ecf2ed;border:1px solid #accbbb}.rhk-result.wrong{background:#fff2e6;border-color:#e4b996}.rhk-result.excluded{background:#f0f0ed;border-color:#ccc}.rhk-result strong{font-size:19px;display:block;margin-bottom:10px}.rhk-result p,.rhk-result a{font-size:14px}.rhk-explanation{background:white;border:1px solid var(--line);padding:24px;margin-top:14px;border-radius:10px}.rhk-explanation p{font-size:15px;margin:12px 0 0;line-height:1.9}.rhk-nav{display:flex;justify-content:space-between;gap:12px;margin-top:24px}.rhk-map{display:grid;grid-template-columns:repeat(10,1fr);gap:6px}.rhk-app .rhk-map button{padding:7px 0;font-size:12px;border-radius:5px}.rhk-map .right{background:#dcefe5}.rhk-map .wrong{background:#ffe8d5}.rhk-map .current{outline:2px solid var(--green)}.rhk-map .excluded{background:#ddd}.rhk-score{font-size:64px;font-weight:bold;margin:22px 0}.rhk-score small{font-size:18px}.rhk-review{display:flex;flex-direction:column;gap:6px;margin-top:24px}.rhk-app .rhk-review button{display:flex;justify-content:space-between;font-size:13px}.rhk-loading{padding:32px}
@media(max-width:650px){.rhk-head,.rhk-body{padding:22px 16px}.rhk-head{display:block}.rhk-badge{display:inline-block;margin-top:14px}.rhk-app h2{font-size:26px}.rhk-app h3{font-size:20px}.rhk-stats{gap:6px}.rhk-stats>div{padding:13px 9px}.rhk-stats b{font-size:25px}.rhk-stats span{font-size:10px}.rhk-filters{gap:9px}.rhk-app select{font-size:13px;padding:9px 5px}.rhk-modes{grid-template-columns:repeat(2,1fr);gap:9px}.rhk-app .rhk-modes button{padding:15px 11px;min-height:110px}.rhk-modes b{font-size:15px}.rhk-foot{padding:20px 16px}.rhk-qhead{align-items:flex-start}.rhk-qhead button{font-size:10px;padding:9px}.rhk-answers>div{gap:7px}.rhk-answers input{left:6px;top:6px;width:13px!important;height:13px!important}.rhk-answers span{padding:18px 2px 8px;font-size:19px}.rhk-answers input:checked+span{padding-top:17px;padding-bottom:7px}.rhk-map{grid-template-columns:repeat(8,1fr)}.rhk-explanation{padding:18px}.rhk-app{border-radius:12px}.rhk-quizbar{align-items:flex-start}.rhk-quizbar span{text-align:right}}
.rhk-app .rhk-explanation h5{font-size:14px;font-weight:700;color:var(--green);margin:22px 0 7px;padding:0;background:none;border:0;box-shadow:none;line-height:1.6}.rhk-app .rhk-explanation h5::before,.rhk-app .rhk-explanation h5::after{display:none}.rhk-app .rhk-choice-notes{list-style:none;padding:0;margin:12px 0 20px}.rhk-app .rhk-choice-notes>li{list-style:none;margin:0;padding:13px 0;border-bottom:1px solid var(--line)}.rhk-app .rhk-choice-notes>li::before,.rhk-app .rhk-choice-notes>li::after{display:none}.rhk-app .rhk-choice-number{font-size:12px;font-weight:700;color:var(--green)}.rhk-app .rhk-choice-notes p{margin:5px 0 0}.rhk-app .rhk-learning-point{border-left:3px solid #28816b;background:#eff6f0;padding:14px 16px;margin:20px 0 0}.rhk-app .rhk-learning-point h5{margin:0 0 6px}.rhk-app .rhk-learning-point p{margin:0}.rhk-explanation-refs{margin-top:20px;font-size:12px;color:var(--muted)}.rhk-explanation-refs summary{cursor:pointer}.rhk-app .rhk-explanation-refs ul{margin:10px 0 0;padding-left:20px}.rhk-app .rhk-explanation-refs li{margin:6px 0}
.rhk-app .rhk-tabs{display:flex;gap:8px;margin:0 0 25px;padding:5px;background:#e9eee8;border-radius:12px}.rhk-app .rhk-tabs button{flex:1;background:transparent;border:0;font-size:14px;font-weight:700}.rhk-app .rhk-tabs button[aria-pressed=true]{background:#fff;box-shadow:0 1px 5px #183c3812}.rhk-app .rhk-filters label:last-child{grid-column:auto}.rhk-app .rhk-filter-note{font-size:11px;color:var(--muted);margin:10px 0}.rhk-analysis-link{display:flex;justify-content:space-between;align-items:center;gap:18px;background:#edf3ed;border:1px solid #c9ddd0;border-radius:12px;padding:18px;margin:0 0 22px}.rhk-analysis-link strong,.rhk-analysis-link span{display:block}.rhk-analysis-link strong{font-size:14px}.rhk-analysis-link span{font-size:12px;color:var(--muted);margin-top:5px}.rhk-app .rhk-analysis-link button{white-space:nowrap;font-size:13px;color:var(--green);font-weight:700}.rhk-analysis-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:24px 0 15px}.rhk-analysis-stats>div{padding:18px 13px;border:1px solid var(--line);border-radius:12px;background:white;min-width:0}.rhk-analysis-stats b{display:block;font-size:30px;line-height:1.35;white-space:nowrap}.rhk-analysis-stats small{font-size:12px}.rhk-analysis-stats span{display:block;font-size:11px;color:var(--muted);margin-top:6px}.rhk-analysis-section{margin-top:30px}.rhk-analysis-title{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:12px}.rhk-app .rhk-analysis-title h4{margin:0}.rhk-app .rhk-weak-start{background:var(--green);color:white;font-size:13px;font-weight:700;white-space:nowrap}.rhk-kind-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.rhk-kind{border:1px solid var(--line);padding:16px 13px;border-radius:12px;background:#fff}.rhk-kind strong,.rhk-kind b,.rhk-kind span,.rhk-kind small{display:block}.rhk-kind strong{font-size:13px}.rhk-kind b{font-size:27px;margin:7px 0}.rhk-kind span{font-size:12px}.rhk-kind small{font-size:11px;color:var(--muted);margin-top:5px}.rhk-domain-list{display:grid;gap:12px;margin:18px 0}.rhk-domain-card{display:flex;align-items:center;gap:22px;justify-content:space-between;padding:20px;background:#fff;border:1px solid var(--line);border-radius:12px}.rhk-domain-main{flex:1;min-width:0}.rhk-domain-title{display:flex;gap:7px 10px;align-items:center;flex-wrap:wrap}.rhk-app .rhk-domain-title h4{font-size:16px;margin:0}.rhk-analysis-tag{display:inline-block;border-radius:20px;background:#edf4ee;padding:2px 8px;font-size:10px;color:#446753}.rhk-analysis-tag.needs-review{background:#fff0e1;color:#8b491b}.rhk-small-sample{font-size:10px;color:var(--muted)}.rhk-domain-rate{display:flex;align-items:baseline;gap:10px;margin-top:10px}.rhk-domain-rate strong{font-size:23px}.rhk-domain-rate span{font-size:12px;color:var(--muted)}.rhk-app .rhk-domain-card progress{margin:8px 0 10px}.rhk-app .rhk-domain-card p{font-size:12px;color:var(--muted);margin:0}.rhk-app .rhk-domain-card button{font-size:12px;white-space:nowrap}.rhk-empty{border:1px dashed #b8cec0;border-radius:12px;padding:22px;margin:20px 0;background:#f3f6f0}.rhk-empty strong{font-size:15px}.rhk-app .rhk-empty p{font-size:13px;color:var(--muted);margin:10px 0}.rhk-app .rhk-empty button{font-size:13px}.rhk-app .rhk-question-type{font-size:12px;background:#edf3ed;border-radius:8px;display:inline-block;padding:5px 10px;margin:0 0 12px}.rhk-point-score{background:#edf3ed;border:1px solid var(--line);border-radius:12px;padding:18px;margin:18px 0}.rhk-point-score strong,.rhk-point-score span{display:block}.rhk-point-score strong{font-size:20px}.rhk-point-score span{font-size:12px;color:var(--muted);margin-top:5px}
@media(max-width:750px){.rhk-analysis-stats,.rhk-kind-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rhk-domain-card{display:block}.rhk-app .rhk-domain-card button{margin-top:16px;width:100%}.rhk-analysis-link{align-items:flex-start;flex-direction:column}.rhk-app .rhk-filters{grid-template-columns:repeat(2,minmax(0,1fr))}.rhk-analysis-stats b{font-size:28px}.rhk-analysis-title{align-items:flex-start;flex-direction:column}.rhk-app .rhk-weak-start{width:100%}}
.rhk-app .rhk-analysis-stats b{white-space:normal;overflow-wrap:anywhere}.rhk-app .rhk-analysis-stats b small{display:inline-block}.rhk-app .rhk-filters label{min-width:0}

/* Ver 0.9.4 usability improvements */
.rhk-app{--green:#176a55;--ink:#193b34;--cream:#f8faf7;border-radius:20px}
.rhk-head{background:linear-gradient(126deg,#e6f1e9 0%,#f2f7ee 100%);border-bottom:1px solid #d5e5d9}
.rhk-head h2{letter-spacing:.015em;font-size:clamp(23px,3.4vw,33px);line-height:1.48;max-width:690px}
.rhk-head .rhk-kicker{color:#2b705d;letter-spacing:.13em}
.rhk-countdown{display:flex;justify-content:space-between;gap:22px;align-items:center;padding:24px 26px;background:#fff;border:1px solid #d4e2d9;border-radius:15px;margin:0 0 28px;box-shadow:0 8px 26px rgba(31,73,53,.045)}
.rhk-count-copy{min-width:0}.rhk-count-eyebrow{display:block;color:#1a775d;font-size:12px;font-weight:750;margin-bottom:5px}
.rhk-count-copy>strong{display:block;font-size:14px;line-height:1.65}.rhk-count-big{color:#185d49;font-weight:800;font-size:22px;line-height:1.3;min-height:54px}.rhk-count-number{font-size:58px;line-height:1.1;letter-spacing:-.06em;font-variant-numeric:tabular-nums}.rhk-count-unit{font-size:22px;padding-left:9px}.rhk-count-date{font-size:12px;color:var(--muted);display:block;margin-top:4px}.rhk-count-note{max-width:190px;font-size:14px!important;font-weight:650;background:#edf5ee;border-radius:12px;padding:14px!important;margin:0!important;color:#35674d!important;text-align:center}
.rhk-quick-start{background:#ecf4ee;border:1px solid #cddfd2;padding:20px 22px;border-radius:14px;margin:14px 0 14px;display:flex;align-items:center;justify-content:space-between;gap:15px}
.rhk-quick-head strong,.rhk-quick-head span{display:block}.rhk-quick-head strong{font-size:18px}.rhk-quick-head span{font-size:12px;color:var(--muted);margin-top:4px}.rhk-app .rhk-quick-button{background:var(--green);color:#fff;border:1px solid var(--green);font-weight:700;min-height:50px;padding:12px 20px;white-space:nowrap}.rhk-app .rhk-quick-button:hover{background:#0e4f3d;color:#fff}
.rhk-app .rhk-resume{background:#fff;color:#225d4b;border:1px solid #bfd8c9;min-height:62px;margin:0 0 16px;font-weight:750}.rhk-app .rhk-resume small{opacity:1;font-weight:400;color:var(--muted)}
.rhk-filter-panel{background:#fff;border:1px solid var(--line);border-radius:12px;margin:0 0 22px}.rhk-filter-panel summary{cursor:pointer;padding:15px 20px;font-size:14px;font-weight:750;list-style:revert}.rhk-filter-panel summary span{display:inline-block;font-size:11px;color:var(--muted);font-weight:400;margin-left:8px}.rhk-filter-panel[open] summary{border-bottom:1px solid var(--line)}.rhk-filter-panel-content{padding:20px}
.rhk-app .rhk-modes button{border-radius:12px}.rhk-app .rhk-modes button:hover{border-color:#8fb8a5}
.rhk-image{position:relative;cursor:zoom-in}.rhk-image-hint{display:block;background:#f2f6f3;color:#20604d;font-size:12px;padding:7px 10px}
.rhk-lightbox{padding:0;max-width:min(96vw,1200px);width:min(96vw,1000px);max-height:94vh;border:1px solid #c8d9cf;border-radius:14px;background:#fff;color:#183c38;overflow:hidden}.rhk-lightbox::backdrop{background:rgba(9,27,24,.78)}.rhk-lightbox-top{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:12px 16px;border-bottom:1px solid #dbe4df}.rhk-lightbox-top strong{font-size:14px}.rhk-app .rhk-lightbox-top button{font-size:13px;padding:8px 15px}.rhk-lightbox-scroll{max-height:calc(94vh - 125px);overflow:auto;text-align:center;padding:10px;background:#f7f7f5}.rhk-lightbox-scroll img{width:auto;max-width:none;height:auto;margin:0 auto;display:block;min-width:0}.rhk-app .rhk-lightbox>p{font-size:11px;color:var(--muted);padding:8px 16px;margin:0}
.rhk-next-step{border-left:4px solid #277a5d;background:#ecf5ee;padding:17px 20px;border-radius:5px 12px 12px 5px;margin:18px 0}.rhk-next-step strong{display:block;margin:0 0 5px}.rhk-next-step p{font-size:13px;color:var(--muted);margin:0!important}
@media(max-width:650px){.rhk-countdown{padding:19px;display:block}.rhk-count-note{max-width:none;text-align:left;margin-top:13px!important;padding:9px 12px!important;font-size:12px!important}.rhk-count-number{font-size:48px}.rhk-quick-start{padding:17px;display:block}.rhk-app .rhk-quick-button{width:100%;margin-top:13px;white-space:normal}.rhk-filter-panel summary{padding:14px}.rhk-filter-panel-content{padding:14px}.rhk-lightbox{max-width:99vw;width:99vw;max-height:94vh}}

/* Ver 0.9.5: motivational exam countdown and headline focus correction */
/* Heading receives programmatic focus after navigation; keep focus rings on actual controls. */
.rhk-app [data-focus]:focus,.rhk-app [data-focus]:focus-visible{outline:0!important;box-shadow:none!important}
.rhk-app .rhk-countdown{position:relative;isolation:isolate;display:block;overflow:hidden;margin:0 0 28px;padding:0;background:linear-gradient(125deg,#f2f8f0 0%,#fcfaf0 100%);border:1px solid #bfd9c7;border-radius:20px;box-shadow:0 10px 24px rgba(23,106,85,.06)}
.rhk-countdown:before{content:"";position:absolute;pointer-events:none;z-index:-1;width:265px;height:265px;border:46px solid rgba(143,194,155,.10);border-radius:50%;left:-115px;top:-115px}
.rhk-countdown:after{content:"";position:absolute;pointer-events:none;z-index:-1;width:240px;height:240px;border:42px solid rgba(242,210,143,.14);border-radius:50%;right:-120px;bottom:-170px}
.rhk-count-top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:15px 26px;border-bottom:1px solid #d6e6da;background:rgba(255,255,255,.44)}
.rhk-count-tag{display:inline-flex;align-items:center;gap:8px;background:#1d7057;color:#fff;border-radius:30px;padding:7px 13px;font-weight:800;font-size:12px;letter-spacing:.03em;white-space:nowrap}
.rhk-count-tag svg{flex-shrink:0}
.rhk-count-test-label{font-size:12px;font-weight:700;letter-spacing:.025em;color:#4d7560}
.rhk-count-content{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(245px,.75fr);gap:23px;align-items:stretch;padding:26px}
.rhk-count-primary{min-width:0;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:5px 3px}
.rhk-app .rhk-count-heading{margin:0 0 16px;font-size:clamp(18px,2.5vw,23px);letter-spacing:.035em;font-weight:800;line-height:1.65;color:#235a47}
.rhk-count-value{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px;line-height:1.12}
.rhk-count-before{font-size:16px;font-weight:750;color:#365848;margin-right:6px}
.rhk-count-days{display:inline-flex;align-items:baseline;white-space:nowrap;gap:10px;position:relative}
.rhk-count-number{font-size:clamp(64px,9vw,92px);font-weight:850;letter-spacing:-.055em;color:#175f49;line-height:1.13;font-variant-numeric:tabular-nums}
.rhk-count-unit{font-size:26px;font-weight:850;color:#175f49}
.rhk-count-status{font-size:clamp(22px,3vw,32px);font-weight:850;color:#175f49;line-height:1.5}
.rhk-app .rhk-count-schedule{font-size:12px;line-height:1.7;color:#526e61;margin:14px 0 0}
.rhk-app .rhk-count-schedule a{color:#225d48;text-underline-offset:3px}
.rhk-count-cheer{background:linear-gradient(150deg,#fff8e7,#fff1d7);border:1px solid #f0dbaa;border-radius:16px;padding:19px 19px 14px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;min-width:0}
.rhk-count-cheer-mark{display:inline-grid;place-items:center;color:#b17825;background:#fff;border:1px solid #efdaa8;width:60px;height:60px;border-radius:50%;margin-bottom:13px;box-shadow:0 3px 12px rgba(190,146,62,.11)}
.rhk-count-cheer>strong{font-size:17px;line-height:1.65;font-weight:850;color:#644516}
.rhk-app .rhk-count-cheer>p{font-size:13px!important;line-height:1.8;color:#755a2d!important;margin:7px 0 15px!important}
.rhk-count-cheer-bottom{width:100%;display:flex;gap:9px;align-items:center;color:#816530;font-size:10.5px;font-weight:600}
.rhk-count-cheer-line{width:24px;height:1px;background:#c69755;flex-shrink:0}
@media(max-width:750px){.rhk-count-content{grid-template-columns:1fr;gap:15px;padding:21px}.rhk-count-cheer{padding:16px;display:grid;grid-template-columns:48px 1fr;grid-template-rows:auto auto auto;column-gap:12px;align-items:center}.rhk-count-cheer-mark{width:45px;height:45px;grid-row:1/3;margin:0}.rhk-count-cheer-mark svg{width:32px;height:32px}.rhk-count-cheer>strong{font-size:15px}.rhk-app .rhk-count-cheer>p{margin:4px 0 0!important;font-size:12px!important}.rhk-count-cheer-bottom{grid-column:1/3;margin-top:11px}.rhk-count-number{font-size:70px}}
@media(max-width:480px){.rhk-count-top{padding:12px 17px;gap:7px}.rhk-count-tag{font-size:10.5px;padding:6px 9px}.rhk-count-test-label{font-size:11px}.rhk-count-content{padding:17px}.rhk-app .rhk-count-heading{font-size:17px;margin-bottom:12px}.rhk-count-before{font-size:13px}.rhk-count-number{font-size:65px}.rhk-count-unit{font-size:23px}.rhk-count-primary{padding:0}.rhk-app .rhk-count-schedule{font-size:11px}}
@media(prefers-reduced-motion:no-preference){.rhk-app .rhk-quick-button{transition:transform .15s ease,background .15s ease}.rhk-app .rhk-quick-button:hover{transform:translateY(-1px)}}

/* Ver. 0.9.6 — learning record, daily questions, review and mini mock */
.rhk-app .rhk-quick-head p{font-size:12px;margin:3px 0 0;color:var(--muted);line-height:1.6}
.rhk-app .rhk-tabs{gap:5px}.rhk-app .rhk-tabs button{padding:11px 8px;font-size:13px}
.rhk-dashboard{display:grid;grid-template-columns:1fr 1fr 1.5fr;gap:12px;margin:14px 0 20px}.rhk-dashboard>div{border:1px solid var(--line);border-radius:13px;background:#fff;padding:16px}.rhk-dashboard span{display:block;color:var(--muted);font-size:12px}.rhk-dashboard strong{display:block;font-size:24px;line-height:1.4;color:var(--green);font-weight:800;margin-top:5px}.rhk-dashboard-action{display:flex;flex-direction:column;gap:7px;justify-content:center}.rhk-app .rhk-dashboard-action button{padding:8px 10px;font-size:12px;text-align:left;font-weight:700}
.rhk-record-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:20px 0}.rhk-record-stats>div{background:#fff;border:1px solid var(--line);padding:18px;border-radius:12px}.rhk-record-stats strong{font-size:27px;color:var(--green);display:block;line-height:1.4}.rhk-record-stats strong small{font-size:13px;margin-left:4px}.rhk-record-stats span{display:block;font-size:12px;color:var(--muted)}
.rhk-record-card{border:1px solid var(--line);background:#fff;border-radius:16px;padding:24px;margin:16px 0}.rhk-record-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px}.rhk-record-heading h4{margin:0}.rhk-record-heading>div{display:flex;align-items:center;gap:10px;font-size:13px}.rhk-app .rhk-record-heading button{padding:5px 12px;min-height:36px}.rhk-calendar-weekdays,.rhk-calendar{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}.rhk-calendar-weekdays span{text-align:center;color:var(--muted);font-size:12px;font-weight:650;padding:8px 0}.rhk-calendar-day,.rhk-calendar-empty{min-height:54px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:1px;border:1px solid #e4ede7;border-radius:8px;background:#fafcf9;font-size:13px}.rhk-calendar-day.is-active{background:#dff1e8;border-color:#a7d5b8;color:#185b44}.rhk-calendar-day.is-today{outline:2px solid #287e63;outline-offset:-2px}.rhk-calendar-day strong{line-height:1.35}.rhk-calendar-day small{font-size:10px;font-weight:700;color:#427d61}.rhk-calendar-empty{border-color:transparent;background:transparent}
.rhk-trend{display:block;width:100%;height:auto;max-height:300px;overflow:visible}.rhk-chart-grid line{stroke:#d8e7de;stroke-width:1.5;stroke-dasharray:4 4}.rhk-chart-axis text{font-size:11px;fill:#75847c}.rhk-week-data{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:10px 0}.rhk-week-data span{font-size:11px;color:var(--muted);background:#f3f8f4;padding:7px 8px;border-radius:7px}
.rhk-mock-bar{display:flex;align-items:center;justify-content:space-between;background:#eaf3ee;border:1px solid #c4dccc;color:#1c5d49;border-radius:10px;padding:9px 14px;font-size:13px;margin:10px 0}.rhk-mock-bar span{font-size:20px;font-weight:800;font-variant-numeric:tabular-nums}.rhk-app .rhk-mock-finish{margin-top:12px;width:100%;border:1px solid #95baa5;background:#f4faf5;color:#1a604b;font-weight:750}.rhk-app .rhk-mock-saved{padding:12px 14px;background:#eef5f0;border-left:3px solid #2a8060;color:#1e674e;font-size:13px;margin:5px 0}
.rhk-report label{display:block;font-size:13px;font-weight:650;margin:10px 0}.rhk-report select,.rhk-report textarea{width:100%;font-size:13px;margin-top:7px;border:1px solid #b8cec2;border-radius:8px;padding:10px;background:white;color:var(--ink)}.rhk-report p{margin:9px 0 0}
@media(max-width:680px){.rhk-dashboard{grid-template-columns:1fr 1fr}.rhk-dashboard-action{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;padding:9px!important}.rhk-record-card{padding:16px}.rhk-calendar-weekdays,.rhk-calendar{gap:4px}.rhk-calendar-day,.rhk-calendar-empty{min-height:43px}.rhk-week-data{grid-template-columns:repeat(2,1fr)}}
@media(max-width:390px){.rhk-record-stats>div{padding:10px}.rhk-record-stats strong{font-size:22px}.rhk-record-stats span{font-size:10px}.rhk-calendar-day,.rhk-calendar-empty{min-height:38px;font-size:11px}.rhk-record-heading{flex-wrap:wrap}.rhk-dashboard strong{font-size:21px}}


/* 0.9.7 / independent year-by-year past papers, streamlined study menu */
.rhk-app .rhk-body{max-width:100%;min-width:0}
.rhk-app .rhk-intro{margin:8px 0 16px}
.rhk-app .rhk-intro h3{font-size:clamp(22px,3vw,27px);margin:0 0 3px}
.rhk-app .rhk-section-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:17px}
.rhk-app .rhk-section-heading h3{margin:2px 0 5px;font-size:clamp(21px,3vw,26px);letter-spacing:.005em;font-weight:800}
.rhk-app .rhk-section-heading p{font-size:13px;color:var(--muted);margin:0;line-height:1.65}
.rhk-app .rhk-section-tag{display:block;font-size:10px;font-weight:800;letter-spacing:.12em;color:#39775f;margin-bottom:2px}
.rhk-section-mark{border:1px solid #c6ddd0;background:#f2f9f4;color:#38765f;border-radius:50%;font-size:13px;font-weight:800;display:grid;place-items:center;width:34px;height:34px;flex:none}
.rhk-app .rhk-quick-start{display:block;padding:22px 23px;border-radius:17px;margin:0 0 18px;background:linear-gradient(116deg,#e7f4ed,#f6f8ef);border:1px solid #bcdcc8;box-shadow:0 5px 22px rgba(28,92,65,.04)}
.rhk-quick-copy{display:flex;justify-content:space-between;gap:15px;align-items:start}
.rhk-quick-copy h4{margin:0 0 2px!important;color:#185b47;font-size:21px!important}
.rhk-quick-copy p{font-size:13px;margin:0!important;color:#597469!important}
.rhk-daily-select{display:flex;flex-wrap:wrap;gap:4px;background:rgba(255,255,255,.65);border:1px solid #cbded2;padding:4px;border-radius:10px;flex:none}
.rhk-app .rhk-daily-select button{min-height:40px;padding:7px 10px;font-size:12px;border:0;background:transparent;color:#3d705a;border-radius:7px;font-weight:650;white-space:nowrap}
.rhk-app .rhk-daily-select button[aria-pressed="true"]{background:#1c6b52;color:#fff;box-shadow:0 2px 6px rgba(21,91,65,.15)}
.rhk-daily-footer{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:18px;border-top:1px solid #c9dfd0;padding-top:15px}
.rhk-daily-footer>span{color:#59766a;font-size:12px;max-width:46%;line-height:1.65}
.rhk-app .rhk-daily-footer .rhk-quick-button{margin:0;min-width:210px;padding:13px 17px;border-radius:10px;font-weight:800}
.rhk-app .rhk-resume{position:relative;padding:13px 45px 13px 17px;font-size:14px;border-radius:12px;margin:0 0 20px;background:#176a55}
.rhk-app .rhk-resume small{font-size:11px}.rhk-app .rhk-resume>span{position:absolute;right:18px;top:18px;font-size:18px}
.rhk-annual{border:1px solid #cadfd2;border-radius:18px;background:#fff;padding:24px;margin:18px 0 26px;box-shadow:0 7px 25px rgba(29,87,67,.04)}
.rhk-annual-tabs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin:0 0 17px}
.rhk-app .rhk-year-tab{border:1px solid #d3e2d9;border-radius:10px;padding:11px 5px;font-weight:800;font-size:13px;background:#f6faf7;min-height:46px;color:#3e6954;white-space:normal;line-height:1.4}
.rhk-app .rhk-year-tab[aria-pressed="true"]{border-color:#1d7258;background:#1d7258;color:#fff;box-shadow:0 4px 9px rgba(19,96,65,.11)}
.rhk-app .rhk-year-tab:hover:not(:disabled):not([aria-pressed="true"]){border-color:#75af8e;background:#eaf5ed}
.rhk-annual-selection{border-radius:13px;padding:18px 19px;background:#f4f8f5;border:1px solid #e0eae3}
.rhk-annual-selection-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:13px}
.rhk-annual-selection-head strong{font-size:16px;color:#1f5747}
.rhk-annual-selection-head span{font-size:12px;color:#718179}
.rhk-annual-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.rhk-app .rhk-annual-card{display:flex;flex-direction:column;gap:7px;text-align:left;background:white;border:1px solid #d7e3da;border-radius:12px;min-height:122px;padding:16px;transition:border-color .15s,transform .15s,box-shadow .15s}
.rhk-app .rhk-annual-card:hover:not(:disabled){background:#fff;border-color:#81b69d;box-shadow:0 5px 15px rgba(31,91,64,.07);transform:translateY(-1px)}
.rhk-annual-card-top,.rhk-annual-card-body{display:flex;justify-content:space-between;align-items:center;gap:8px}
.rhk-annual-card-top b{color:#265745;font-size:13px}.rhk-annual-card-top b small{font-weight:700;color:#5d8373}.rhk-annual-card-top>span{padding:3px 9px;border-radius:8px;background:#e9f3ed;color:#376a54;font-weight:750;font-size:11px;white-space:nowrap}
.rhk-annual-card-body strong{font-weight:800;font-size:17px;color:#1e4236;line-height:1.35}
.rhk-annual-card-arrow{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#edf6ef;color:#246b4d;font-size:16px;flex:none}
.rhk-annual-card-foot{font-size:11px;color:#819086;margin-top:auto}
.rhk-study-menu{margin:0 0 15px}
.rhk-hub-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.rhk-app .rhk-hub-grid button{position:relative;display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:6px;min-height:139px;padding:17px 14px;border:1px solid #d6e4db;background:#fff;border-radius:13px}
.rhk-app .rhk-hub-grid button:hover:not(:disabled){border-color:#91b8a0;background:#f7faf8}
.rhk-hub-icon{display:grid;place-items:center;width:32px;height:32px;font-size:22px;border-radius:9px;background:#edf5ef;color:#2a795b;font-weight:750;line-height:1}
.rhk-hub-grid b{font-size:14px;color:#213f35;line-height:1.4}
.rhk-hub-grid small{font-size:11px;color:#6a7d72;line-height:1.6}
.rhk-hub-arrow{position:absolute;right:11px;top:20px;color:#448369;font-size:17px}
.rhk-practice-details{margin:12px 0;border:1px solid #d9e5dc;border-radius:13px;background:#fff;scroll-margin-top:32px;overflow:hidden}
.rhk-app .rhk-practice-details>summary{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:17px 20px;cursor:pointer;list-style:none;font-weight:750;color:#284b3c;font-size:14px;margin:0}
.rhk-app .rhk-practice-details>summary::-webkit-details-marker{display:none}
.rhk-app .rhk-practice-details>summary:after{content:'＋';font-size:21px;line-height:1;color:#568572;flex:none}
.rhk-app .rhk-practice-details[open]>summary:after{content:'−'}
.rhk-practice-details summary small{font-size:11px;color:#718479;font-weight:500;line-height:1.5}
.rhk-app .rhk-practice-details[open]>summary{background:#f2f7f3;border-bottom:1px solid #dbe8df}
.rhk-app .rhk-practice-details .rhk-filter-panel-content,.rhk-review-panel-content{padding:20px}
.rhk-app .rhk-panel-lead{font-size:12px;color:#657970;margin:0 0 15px;line-height:1.7}
.rhk-panel-buttons{display:flex;flex-wrap:wrap;gap:9px;margin:16px 0 0}
.rhk-app .rhk-panel-buttons button{font-size:13px;font-weight:750;background:#edf5ef;color:#205b45;border:1px solid #bcd8c5;padding:12px 15px;flex:1;min-width:145px;white-space:normal}
.rhk-app .rhk-panel-buttons button:first-child{background:#1d7057;color:white;border-color:#1d7057}
.rhk-app .rhk-analysis-simple{margin-top:12px;font-size:12px;text-align:left;background:white;border:none;color:#236b51;text-decoration:underline;padding:9px 0}
.rhk-app .rhk-practice-details .rhk-scope{margin:20px 0 5px}
.rhk-app .rhk-practice-details .rhk-scope progress{margin:5px 0 10px}
.rhk-app .rhk-stats{margin:24px 0 14px}
@media(max-width:870px){.rhk-hub-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rhk-app .rhk-hub-grid button{min-height:126px}}
@media(max-width:620px){.rhk-app .rhk-body{padding:20px 15px}.rhk-app .rhk-quick-start{padding:17px}.rhk-quick-copy{display:block}.rhk-daily-select{margin-top:12px;width:100%}.rhk-app .rhk-daily-select button{flex:1;font-size:12px}.rhk-daily-footer{display:block;margin-top:13px;padding-top:13px}.rhk-daily-footer>span{display:block;max-width:none;margin-bottom:10px}.rhk-app .rhk-daily-footer .rhk-quick-button{width:100%;min-width:0}.rhk-annual{padding:17px 13px;margin:15px 0 22px}.rhk-annual-tabs{gap:5px}.rhk-app .rhk-year-tab{font-size:12px;padding:10px 3px;min-height:44px}.rhk-annual-selection{padding:13px 11px}.rhk-annual-selection-head{display:block}.rhk-annual-selection-head strong{display:block}.rhk-annual-selection-head span{font-size:11px}.rhk-annual-grid{gap:8px}.rhk-app .rhk-annual-card{padding:13px 11px;min-height:117px}.rhk-annual-card-top{align-items:flex-start}.rhk-annual-card-top b{font-size:11px}.rhk-annual-card-body strong{font-size:15px}.rhk-annual-card-foot{font-size:10px}.rhk-hub-grid{gap:8px}.rhk-app .rhk-hub-grid button{padding:14px 12px;min-height:127px}.rhk-hub-grid b{font-size:13px}.rhk-practice-details summary small{display:none}}
@media(max-width:365px){.rhk-annual-grid{grid-template-columns:1fr}.rhk-app .rhk-annual-card{min-height:96px}.rhk-annual-selection-head span{display:block}.rhk-app .rhk-year-tab{font-size:10px}.rhk-app .rhk-daily-select button{font-size:11px;padding:7px 5px}}
@media(prefers-reduced-motion:reduce){.rhk-app .rhk-annual-card,.rhk-app .rhk-hub-grid button{transition:none}}


/* 0.9.8 - accessible Resume contrast + highly discoverable domain practice */
.rhk-app .rhk-body button.rhk-resume{
  display:block;width:100%;text-align:left;background:#eaf5ee;color:#164936;
  border:1px solid #97c8a9;border-left:5px solid #217452;
  padding:15px 48px 15px 16px;margin:0 0 20px;border-radius:12px;
  font-weight:800;line-height:1.6;box-shadow:0 2px 8px rgba(31,86,58,.035);
}
.rhk-app .rhk-body button.rhk-resume strong{display:block;font-weight:800;font-size:15px;color:#164936}
.rhk-app .rhk-body button.rhk-resume small{display:block;margin-top:4px;color:#345e4e;font-weight:600;opacity:1;font-size:12px}
.rhk-app .rhk-body button.rhk-resume>span{position:absolute;right:18px;top:50%;transform:translateY(-50%);color:#1d674b;font-size:20px}
.rhk-app .rhk-body button.rhk-resume:hover,.rhk-app .rhk-body button.rhk-resume:focus-visible{background:#dceee2;color:#103e2b;border-color:#73b18b;border-left-color:#176348}
.rhk-app .rhk-body button.rhk-resume:hover strong,.rhk-app .rhk-body button.rhk-resume:focus-visible strong{color:#103e2b}
.rhk-app .rhk-body button.rhk-resume:hover small,.rhk-app .rhk-body button.rhk-resume:focus-visible small{color:#285340}
.rhk-app .rhk-featured{background:linear-gradient(115deg,#f1f9f3,#fbfcf8);border:2px solid #9ac9ab;border-radius:18px;padding:24px 24px 16px;margin:0 0 25px;box-shadow:0 7px 22px rgba(39,100,66,.045)}
.rhk-featured-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:15px;margin-bottom:16px}
.rhk-featured-eyebrow{display:block;font-size:11px;color:#1d684c;font-weight:750;letter-spacing:.03em;margin-bottom:2px}
.rhk-app .rhk-featured h3{font-size:clamp(22px,3vw,25px);font-weight:800;color:#1b4c3a;margin:0 0 5px;line-height:1.45}
.rhk-app .rhk-featured-heading p{font-size:13px;color:#3e6351;margin:0;line-height:1.75}
.rhk-featured-label{flex:none;color:#195c40;background:#ddf0e3;border:1px solid #9dcdb0;padding:5px 11px;font-size:11px;font-weight:800;border-radius:40px;white-space:nowrap}
.rhk-featured-controls{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:end}
.rhk-featured-input-label{display:block;color:#294d3b;font-size:13px;font-weight:800;margin-bottom:7px}
.rhk-featured-toggle{display:flex;gap:4px;padding:4px;background:#fff;border:1px solid #b0d0bc;border-radius:10px;min-height:48px}
.rhk-app .rhk-featured-toggle button{flex:1;font-size:12px;font-weight:750;padding:9px 6px;min-height:40px;border:0;border-radius:7px;color:#315c46;background:transparent;line-height:1.4}
.rhk-app .rhk-featured-toggle button[aria-pressed=true]{background:#1e7154;color:#fff;box-shadow:0 2px 5px rgba(26,99,68,.15)}
.rhk-app .rhk-featured-domain select{width:100%;min-height:48px;border:1px solid #a8cbb6;background:#fff;color:#173e2b;font-size:14px;font-weight:650;padding:10px 14px;margin:0;border-radius:10px}
.rhk-featured-bottom{border-top:1px solid #cfdfd4;display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:17px;padding-top:16px}
.rhk-featured-count{color:#355a47;font-size:12px;line-height:1.6}
.rhk-featured-count strong{color:#16583e;font-size:15px}
.rhk-app .rhk-featured-start{background:#176849;color:#fff;border:1px solid #176849;font-size:14px;font-weight:800;border-radius:10px;padding:13px 18px;min-height:49px;white-space:nowrap}
.rhk-app .rhk-featured-start:hover:not(:disabled){background:#105139;color:#fff;border-color:#105139}
.rhk-app .rhk-featured-start:disabled{background:#d8e2da;color:#4b6555;border:1px solid #bbcec0;opacity:1;cursor:not-allowed}
.rhk-app .rhk-featured-advanced{display:inline-block;border:0;background:transparent;color:#145c42;font-weight:750;font-size:12px;text-align:left;padding:8px 0;margin:7px 0 0;text-decoration:underline;text-underline-offset:3px}
.rhk-app .rhk-featured-advanced:hover:not(:disabled){background:transparent;color:#0b412d}
.rhk-app .rhk-featured-advanced:disabled{opacity:.5;cursor:not-allowed}
.rhk-app .rhk-featured-note{font-size:11px;line-height:1.7;color:#567261;margin:3px 0 0}
.rhk-app .rhk-hub-grid button small{color:#425e50;font-weight:500;font-size:12px}
.rhk-app .rhk-practice-details>summary{color:#193f2e;font-size:15px;font-weight:800}
/* 学習方法の二つのアコーディオンは同じ文字サイズ・太さに揃える。
   旧 .rhk-filter-panel summary span (11px / 左余白8px) より高い優先度で指定。 */
.rhk-app .rhk-practice-details>summary .rhk-practice-title{display:block;margin:0;font-family:inherit;font-size:16px;font-weight:800;line-height:1.5;letter-spacing:0;color:#1c4936}
.rhk-app .rhk-practice-details>summary small{color:#3e5c4a;font-size:12px;font-weight:600}
.rhk-app .rhk-practice-details[open]>summary{background:#eaf4ec}
@media(max-width:720px){.rhk-featured-controls{grid-template-columns:1fr;gap:12px}}
@media(max-width:620px){.rhk-app .rhk-featured{padding:17px 14px 13px;margin-bottom:19px}.rhk-featured-heading{gap:9px}.rhk-featured-label{font-size:10px;padding:4px 7px}.rhk-app .rhk-featured-heading p{font-size:12px}.rhk-featured-bottom{display:block}.rhk-featured-count{display:block;margin-bottom:10px}.rhk-app .rhk-featured-start{width:100%}.rhk-app .rhk-practice-details>summary small{display:block}}
@media(max-width:360px){.rhk-featured-heading{display:block}.rhk-featured-label{display:inline-block;margin-top:8px}}