/* 神奈川県公立高校入試の仕組み。2026-10-31 Claude。デザイン基準：output/kanagawa-nyushi-20261031/codex-design/（相棒） */
.nk{--navy:#142b49;--blue:#24639a;--sky:#f1f6fa;--ink:#27384a;--muted:#536579;--line:#d7e3ec;--gold:#b49a60;--cream:#fbf7ec;--cream-ink:#765c22;--green:#067a35;
  color:var(--ink);background:#fff;font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN",sans-serif;font-size:16px;line-height:1.85;letter-spacing:.03em;overflow:clip;font-feature-settings:"palt" 0}
.nk *{box-sizing:border-box}
.nk :where(h1,h2,h3,p,ul,ol,dl,dd,table,details){margin:0}
.nk :where(ul,ol){padding:0;list-style:none}
/* テーマ共通の small（幅81.3%・中央寄せ・余白）をこのページでは打ち消す */
.nk small{position:static;display:inline;width:auto;margin:0;text-align:inherit;color:inherit}
.nk small::before,.nk small::after{content:none}
.nk a{color:var(--blue)}
.nk a:focus-visible,.nk summary:focus-visible,.nk button:focus-visible,.nk :is(input,select):focus-visible,.nk [tabindex]:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.nk i{font-family:"Times New Roman","Noto Serif JP",serif;font-style:italic}
.nk-wrap{width:min(1120px,calc(100% - 80px));margin-inline:auto}
.nk-nobr{white-space:nowrap}
.nk-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.nk svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.nk [id]{scroll-margin-top:110px}
.nk-small{margin-top:14px!important;font-size:14px;line-height:1.7;color:var(--muted)}

.nk-breadcrumb{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding-top:22px;font-size:13px;color:var(--muted)}
.nk-breadcrumb a{display:inline-flex;align-items:center;min-height:44px;color:var(--muted);text-decoration:none}

/* ヒーロー */
.nk-hero{position:relative;margin-top:6px;padding-block:56px 60px;background:
  linear-gradient(115deg,rgba(255,255,255,0) 52%,rgba(255,255,255,.55) 52.2%,rgba(255,255,255,0) 64%),
  linear-gradient(135deg,rgba(255,255,255,0) 66%,rgba(214,230,244,.7) 66.2%,rgba(214,230,244,0) 82%),
  linear-gradient(120deg,#f7fafd 0%,#eaf2f9 55%,#dbe8f5 100%)}
.nk-hero::after{content:"";position:absolute;inset:auto 0 0;height:1px;background:linear-gradient(90deg,transparent,var(--gold),transparent)}
.nk-kicker{display:inline-block;padding-left:12px;border-left:3px solid var(--gold);color:var(--cream-ink);font-size:15px;font-weight:700;letter-spacing:.12em}
.nk-h1{margin-top:14px!important;color:var(--navy);font-family:"Noto Serif JP","Yu Mincho",serif;font-weight:700;font-size:48px;line-height:1.4;letter-spacing:.03em}
.nk-sub{margin-top:10px!important;color:var(--navy);font-size:22px;font-weight:700;line-height:1.6}
.nk-badges{display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px;margin-top:24px!important}
.nk-badge{display:inline-block;padding:8px 18px;border-radius:4px;background:linear-gradient(135deg,#b49a60,#9b8048);color:#fff;font-weight:700;font-size:15px}
.nk-checked{font-size:14px;color:var(--muted);padding-left:18px;border-left:1px solid var(--line)}

/* 目次 */
.nk-toc{display:flex;align-items:center;gap:8px 28px;margin-top:28px;padding:14px 26px;border-radius:12px;background:var(--sky);border:1px solid var(--line)}
.nk-toc__h{flex:none;font-size:14px;font-weight:700;color:var(--navy)}
.nk-toc ul{display:flex;flex-wrap:wrap;gap:2px 0}
.nk-toc li+li::before{content:"|";color:#b8c8d6;margin-inline:2px}
.nk-toc a{display:inline-flex;align-items:center;min-height:44px;padding:0 10px;font-size:14px;font-weight:700;color:var(--navy);text-decoration:none}
.nk-toc a:hover{color:var(--blue);text-decoration:underline}

/* 章 */
.nk-sec{padding-block:72px 0}
.nk-band{margin-top:72px;padding-block:64px;background:var(--sky)}
.nk-band--cream{background:linear-gradient(180deg,#fbf8f0,#f5efe1)}
.nk-band+.nk-sec{padding-top:64px}
.nk-h2{display:flex;align-items:center;gap:18px;color:var(--navy);font-family:"Noto Serif JP","Yu Mincho",serif;font-weight:700;font-size:32px;line-height:1.45}
.nk-h2::after{content:"";flex:1;min-width:40px;height:1px;background:var(--gold);opacity:.75}
.nk-h2__t small{font-size:.58em;margin-left:6px;font-weight:700}
.nk-num{flex:none;display:grid;place-items:center;width:48px;height:48px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#cdb680,#a88c52);color:#fff;font-family:"Noto Serif JP",serif;font-size:24px;font-weight:700;box-shadow:0 2px 6px rgba(120,95,40,.25)}
.nk-h3{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 12px;margin-top:48px!important;color:var(--navy);font-size:22px;font-weight:700;line-height:1.5}
.nk-h3 small{font-size:14px;color:var(--muted);font-weight:500}
.nk-h3--card{margin-top:0!important;font-size:19px}
.nk-fn{font-family:"Noto Serif JP",serif;color:var(--gold);font-size:1.25em;font-weight:700;letter-spacing:0}
.nk-lead{margin-top:20px!important}
.nk-src-note{margin-top:-6px!important;text-align:right;font-size:14px;color:var(--muted)}

/* 1 要点 */
.nk-points{display:grid;grid-template-columns:repeat(6,1fr);gap:20px;margin-top:32px!important}
.nk-point{grid-column:span 2;display:flex;gap:18px;padding:24px;border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:0 2px 10px rgba(20,43,73,.04)}
.nk-point:nth-child(n+4){grid-column:span 3}
.nk-point__ico{flex:none;display:grid;place-items:center;width:60px;height:60px;padding:15px;border-radius:50%;background:#e7f0f8;color:var(--navy)}
.nk-point__n{font-family:"Noto Serif JP",serif;color:var(--gold);font-weight:700;font-size:18px}
.nk-point h3{margin-top:2px!important;color:var(--navy);font-size:19px;line-height:1.5}
.nk-point p{margin-top:8px!important;font-size:15px;line-height:1.8}

/* 2 日程 */
.nk-timeline{position:relative;margin-top:18px!important;border:1px solid var(--line);border-radius:12px;background:#fff;padding:6px 24px 6px 52px}
.nk-timeline::before{content:"";position:absolute;left:26px;top:28px;bottom:28px;width:2px;background:var(--blue)}
.nk-timeline li{position:relative;display:grid;grid-template-columns:minmax(0,380px) 1fr;gap:24px;padding:12px 0;border-bottom:1px solid var(--line)}
.nk-timeline li:last-child{border-bottom:0}
.nk-timeline li::before{content:"";position:absolute;left:-32px;top:50%;width:12px;height:12px;margin-top:-6px;border-radius:50%;background:#fff;border:3px solid var(--blue)}
.nk-timeline__date{font-weight:700;color:var(--navy);font-variant-numeric:tabular-nums}
.nk-timeline__body{border-left:1px solid var(--line);padding-left:24px}

/* 3 内申 */
.nk-split{display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:start;margin-top:8px}
.nk-split--wide{grid-template-columns:1.3fr 1fr;margin-top:28px;align-items:center}
.nk-checks{margin-top:18px!important;display:grid;gap:10px}
.nk-checks li{display:flex;gap:12px;align-items:flex-start}
.nk-checks svg{flex:none;width:22px;height:22px;margin-top:4px;padding:4px;border-radius:50%;background:var(--blue);color:#fff;stroke-width:3}
.nk-example{margin-top:20px;padding:26px 28px;border-radius:12px;background:#e9f1f9;border:1px solid var(--line);text-align:center}
.nk-example__h{display:flex;align-items:center;gap:12px;justify-content:center;flex-wrap:wrap;font-weight:700;color:var(--navy);font-size:15px}
.nk-tag{display:inline-block;padding:2px 14px;border-radius:999px;background:var(--blue);color:#fff;font-size:14px}
.nk-example__f1{margin-top:14px!important;font-size:26px;color:var(--navy);font-variant-numeric:tabular-nums}
.nk-example__f1 b{color:var(--blue)}
.nk-example small{font-size:15px;color:var(--muted);font-weight:500}
.nk-example__arrow{color:var(--blue);font-size:24px;line-height:1.2}
.nk-example__f2{font-size:30px;font-weight:700;color:var(--navy);font-variant-numeric:tabular-nums}
.nk-example__f2 b{font-size:64px;line-height:1.1;color:var(--blue);margin-left:6px}
.nk-note{margin-top:28px!important;padding:18px 24px;border-radius:12px;background:var(--cream);border:1px solid #eadfc4;color:var(--ink)}
.nk-note--row{display:grid;grid-template-columns:160px 1fr;gap:24px;align-items:center}
.nk-note__h{font-weight:700;color:var(--cream-ink);font-size:17px;border-right:1px solid #e3d5b2}
.nk-note--in{margin-top:16px!important;font-size:15px}
.nk-note--in b{display:block;color:var(--cream-ink)}

/* 4 学力検査 */
.nk-list{display:grid;gap:10px;margin-top:20px!important}
.nk-list li{position:relative;padding-left:20px}
.nk-list li::before{content:"";position:absolute;left:2px;top:.75em;width:7px;height:7px;border-radius:50%;background:var(--gold)}
.nk-subjects{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.nk-subj{display:flex;flex-direction:column;align-items:center;gap:2px;padding:18px 6px;border-radius:10px;text-align:center;color:var(--navy)}
.nk-subj b{font-size:17px}
.nk-subj span{font-size:24px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.3}
.nk-subj span small{font-size:14px}
.nk-subj>small{font-size:14px;color:var(--muted)}
.nk-subj--en{background:#e3eefa}.nk-subj--ja{background:#fbe9ea}.nk-subj--ma{background:#e3f4ee}.nk-subj--sc{background:#fbf1de}.nk-subj--so{background:#ece8f6}

/* 6 S値 */
.nk-formula{margin-top:32px;padding:30px 36px 32px;border-radius:12px}
.nk-formula h3{display:flex;align-items:baseline;gap:14px;font-family:"Noto Serif JP",serif;font-size:28px;line-height:1.4}
.nk-formula h3 small{font-size:18px}
.nk-formula h3 .nk-fn{font-size:26px}
.nk-formula h3::after{content:"";flex:1;align-self:center;height:1px;background:var(--gold);opacity:.6}
.nk-formula--dark{background:var(--navy);color:#fff}
.nk-formula--light{background:#e4eef8;color:var(--navy);border:1px solid var(--line)}
.nk-eq{margin-top:18px!important;padding:18px 20px;border-radius:8px;background:#fff;color:var(--navy);text-align:center;font-family:"Times New Roman","Noto Serif JP",serif;font-size:34px;line-height:1.4;font-variant-numeric:tabular-nums}
.nk-eq__opt{white-space:nowrap}
.nk-defs{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 36px;margin-top:20px!important}
.nk-defs div{display:grid;grid-template-columns:56px 1fr;gap:12px;align-items:baseline;padding-bottom:8px;border-bottom:1px solid rgba(180,154,96,.35)}
.nk-defs dt{font-size:20px;color:var(--gold);font-weight:700}
.nk-formula--dark .nk-defs dt{color:#d8c08a}
.nk-defs dd{font-size:15px;line-height:1.7}
.nk-formula__note{margin-top:16px!important;font-weight:700}
.nk-scroll-hint{display:none;font-size:13px;color:var(--muted);text-align:right;margin-top:8px!important}
.nk-tablewrap{margin-top:18px;overflow-x:auto;border-radius:10px;border:1px solid var(--line);background:#fff;-webkit-overflow-scrolling:touch}
.nk-table{width:100%;border-collapse:collapse;font-size:15px;line-height:1.65;text-align:center;font-variant-numeric:tabular-nums}
.nk-table th,.nk-table td{padding:12px 10px;border-bottom:1px solid var(--line);border-left:1px solid var(--line);vertical-align:middle}
.nk-table :is(th,td):first-child{border-left:0}
.nk-table thead th{background:#e8f0f7;color:var(--navy);font-weight:700;font-size:14px}
.nk-table tbody tr:nth-child(even) :is(th,td){background:#f7fafc}
.nk-table tbody th{text-align:left;color:var(--navy);font-weight:700;padding-left:18px}
.nk-table tbody tr:last-child :is(th,td){border-bottom:0}
.nk-table--schools tbody td{height:48px}
.nk-two{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:40px}
.nk-two>*,.nk-calc>*,.nk-split>*{min-width:0}
.nk-card{padding:28px;border-radius:12px;background:#fff;border:1px solid var(--line)}
.nk-card--sky{background:var(--sky)}
.nk-card>p{margin-top:12px!important}
.nk-calc-ex{margin-top:14px;border-collapse:collapse;font-variant-numeric:tabular-nums;font-size:17px}
.nk-calc-ex th{padding:6px 18px 6px 0;color:var(--muted);font-weight:700;text-align:left}
.nk-calc-ex td{padding:6px 4px}
.nk-calc-ex b{font-family:"Times New Roman","Noto Serif JP",serif;font-size:28px;color:var(--navy);margin-left:6px}
.nk-callout{margin-top:16px!important;padding:12px 18px;border-radius:8px;background:var(--cream);color:var(--cream-ink);font-weight:700}
.nk-tablewrap--sm{margin-top:14px}

/* 7 計算ツール */
.nk-calc{display:grid;grid-template-columns:55fr 45fr;gap:24px;margin-top:28px;align-items:start}
.nk-calc__in{padding:28px;border-radius:12px;background:#fff;border:1px solid var(--line);box-shadow:0 4px 18px rgba(20,43,73,.06)}
.nk-calc__h{margin-top:26px!important;padding-left:12px;border-left:3px solid var(--navy);color:var(--navy);font-weight:700;font-size:18px;line-height:1.4}
.nk-calc__h:first-child{margin-top:0!important}
.nk-calc__h small{font-size:14px;font-weight:500;margin-left:6px}
.nk-calc__h--inline{display:block;margin:0 0 6px!important}
.nk-calc__h--dark{border-color:#fff;color:#fff;margin-top:24px!important}
.nk-field{display:block;margin-top:16px}
.nk-field>span:first-child,.nk-field>label{display:block;margin-bottom:6px;font-size:15px;font-weight:700;color:var(--navy)}
.nk-field small{font-weight:500;color:var(--muted);font-size:14px}
.nk-field__help{display:none;margin-top:6px;font-size:14px!important}
.is-no-tokushoku .nk-field__help{display:block}
.nk input[type=number],.nk select{width:100%;height:48px;padding:0 14px;border:1px solid #c3d3e0;border-radius:8px;background:#fff;font:inherit;font-size:17px;color:var(--ink);font-variant-numeric:tabular-nums}
.nk select{appearance:none;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23142b49' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 14px center/18px;padding-right:44px}
.nk input:disabled{background:#eef2f6;color:#8a99a8}
.nk input[aria-invalid=true]{border-color:#c0392b;background:#fff7f6}
.nk-unit{display:flex;align-items:center;gap:10px}
.nk-unit input{flex:1;min-width:0}
.nk-unit em{flex:none;font-style:normal;color:var(--muted);font-size:15px}
.nk-row2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.nk-row3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.nk-row3 output{display:grid;place-items:center;height:48px;border-radius:8px;background:var(--sky);font-size:17px;font-weight:700}
.nk-row-test{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:center}
.nk-seg{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:4px;border-radius:10px;background:#eef3f8}
.nk-seg label{position:relative}
.nk-seg input{position:absolute;opacity:0;inset:0}
.nk-seg span{display:grid;place-items:center;min-height:44px;padding:4px 6px;border-radius:7px;font-size:14px;font-weight:700;color:var(--navy);text-align:center;line-height:1.3;cursor:pointer}
.nk-seg input:checked+span{background:var(--blue);color:#fff}
.nk-seg input:focus-visible+span{outline:3px solid var(--blue);outline-offset:2px}
.nk-presets{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:14px}
.nk-presets button{min-height:46px;border:1px solid #c3d3e0;border-radius:8px;background:#fff;color:var(--navy);font:inherit;font-weight:700;font-size:16px;cursor:pointer;font-variant-numeric:tabular-nums}
.nk-presets button[aria-pressed=true]{background:var(--blue);border-color:var(--blue);color:#fff}
.nk-range{display:block;margin-top:18px}
.nk-range>span{display:block;font-size:15px;font-weight:700;color:var(--navy);margin-bottom:4px}
.nk input[type=range]{width:100%;height:32px;accent-color:var(--blue);cursor:pointer}
.nk-range__labels{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--muted)}
.nk-range__labels b{font-size:18px;color:var(--navy);font-variant-numeric:tabular-nums}
.nk-second{margin-top:22px;border:1px solid var(--line);border-radius:10px;background:#f7fafc}
.nk-second summary{display:flex;justify-content:space-between;align-items:center;min-height:52px;padding:0 18px;font-weight:700;color:var(--navy);cursor:pointer;list-style:none}
.nk-second summary::-webkit-details-marker{display:none}
.nk-second summary::after{content:"";width:9px;height:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);margin-top:-4px;transition:transform .2s}
.nk-second[open] summary::after{transform:rotate(-135deg);margin-top:4px}
.nk-second>*:not(summary){margin-inline:18px}
.nk-second>p.nk-small{margin-top:0!important}
.nk-s2{margin-block:18px!important;padding:14px 18px;border-radius:8px;background:#fff;border:1px solid var(--line)}
.nk-s2 b{font-size:28px;color:var(--navy);font-variant-numeric:tabular-nums}
.nk-s2 .nk-small{margin-top:4px!important}

.nk-calc__out{position:sticky;top:110px;padding:28px;border-radius:12px;background:var(--navy);color:#fff;box-shadow:0 8px 28px rgba(20,43,73,.25)}
.nk-calc__out .nk-calc__h--dark:first-child{margin-top:0!important}
.nk-result{display:flex;align-items:baseline;gap:18px;margin-top:16px;padding:18px 24px;border-radius:10px;background:#fff;color:var(--navy)}
.nk-result__l{font-family:"Times New Roman",serif;font-size:30px;padding-right:18px;border-right:1px solid var(--line)}
.nk-result b{font-family:"Times New Roman","Noto Serif JP",serif;font-size:72px;line-height:1;font-variant-numeric:tabular-nums}
.nk-result__max{font-family:"Times New Roman",serif;font-size:22px;color:var(--muted)}
.nk-pct{display:flex;justify-content:space-between;align-items:baseline;margin-top:20px}
.nk-pct b{font-family:"Times New Roman",serif;font-size:40px;font-variant-numeric:tabular-nums}
.nk-pct small{font-size:20px}
.nk-bar{height:10px;margin-top:8px;border-radius:999px;background:rgba(255,255,255,.18);overflow:hidden}
.nk-bar span{display:block;height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,#4f9be0,#7fc0f5);transition:width .25s}
.nk-break{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.nk-break div{padding:12px 16px;border-radius:8px;background:#fff;color:var(--navy)}
.nk-break span{display:block;font-size:14px;font-weight:700}
.nk-break b{font-family:"Times New Roman",serif;font-size:32px;font-variant-numeric:tabular-nums}
.nk-break small{color:var(--muted);margin-left:6px}
.nk-break__d{grid-column:1/-1}
.is-no-tokushoku .nk-break__d{display:none}
.nk-detail{margin-top:12px!important;padding:14px 16px;border-radius:8px;background:#fff;color:var(--navy);font-size:15px;line-height:1.8;white-space:pre-line;font-variant-numeric:tabular-nums}
.nk-equiv:not(:empty){margin-top:14px!important;padding:12px 16px;border-radius:8px;background:var(--cream);color:var(--cream-ink);font-weight:700;font-size:17px}
.nk-calc__note{margin-top:16px!important;padding-top:14px;border-top:1px solid rgba(255,255,255,.2);font-size:14px;line-height:1.75;color:#d9e3ee}

/* 8 ルール */
.nk-rules{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:32px!important}
.nk-rules li{padding:22px 20px;border-radius:12px;background:#fff;border:1px solid var(--line);text-align:center}
.nk-rules__ico{display:block;width:40px;height:40px;margin:0 auto;color:var(--blue)}
.nk-rules h3{margin-top:10px!important;color:var(--navy);font-size:17px;line-height:1.5}
.nk-rules p{margin-top:8px!important;font-size:15px;line-height:1.75;text-align:left}

/* 10 学年別 */
.nk-grades{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:32px}
.nk-grade{padding:24px;border-radius:12px;background:#fff;border:1px solid var(--line)}
.nk-grade h3{display:flex;align-items:center;gap:12px;color:var(--navy);font-size:18px;line-height:1.45}
.nk-grade h3 span{flex:none;padding:3px 12px;border-radius:6px;background:var(--navy);color:#fff;font-size:16px}
.nk-grade ul{display:grid;gap:10px;margin-top:16px!important}
.nk-grade li{position:relative;padding-left:16px;font-size:15px;line-height:1.8}
.nk-grade li::before{content:"";position:absolute;left:0;top:.75em;width:6px;height:6px;border-radius:50%;background:var(--blue)}

/* 11 FAQ */
.nk-faq{columns:2;column-gap:20px;margin-top:28px}
.nk-faq__item{break-inside:avoid;margin-bottom:12px;border:1px solid var(--line);border-radius:10px;background:#fff}
.nk-faq__item summary{display:flex;align-items:center;gap:14px;min-height:60px;padding:12px 44px 12px 16px;position:relative;font-weight:700;color:var(--navy);cursor:pointer;list-style:none;line-height:1.6}
.nk-faq__item summary::-webkit-details-marker{display:none}
.nk-faq__item summary::after{content:"";position:absolute;right:20px;top:50%;width:9px;height:9px;margin-top:-7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);transition:transform .2s}
.nk-faq__item[open] summary::after{transform:rotate(-135deg);margin-top:-2px}
.nk-faq__n{flex:none;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--navy);color:#fff;font-size:14px}
.nk-faq__item p{padding:0 20px 18px 58px;font-size:15px}

/* 12 高校受験科 */
.nk-sign{margin-top:10px!important;text-align:right;color:var(--cream-ink);font-weight:700}
.nk-jr{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;margin-top:24px}
.nk-jr__list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.nk-jr__list li{display:flex;align-items:center;gap:12px;padding:16px;border-radius:10px;background:#fff;border:1px solid #eadfc4;font-size:15px;line-height:1.65;font-weight:700;color:var(--navy)}
.nk-jr__list span{flex:none;width:40px;height:40px;color:var(--blue)}

/* ボタン */
.nk-btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:56px;padding:12px 22px;border-radius:8px;font-weight:700;text-decoration:none!important;line-height:1.4;transition:opacity .2s}
.nk-btn:hover{opacity:.88}
.nk-btn--navy{background:var(--blue);color:#fff!important}
.nk-btn--navy svg{width:24px;height:24px}
.nk-btn--line{background:var(--green);color:#fff!important}
.nk-btn small{display:block;font-size:13px;font-weight:500;opacity:.9}
.nk-btn__line{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:#fff;color:var(--green);font-size:13px;font-weight:800;letter-spacing:0}
.nk-cta__btns{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.nk-cta__btns .nk-btn{justify-content:space-between;text-align:left}

/* 14 出典 */
.nk-sources{padding-block:64px 80px}
.nk-sources .nk-h2{font-size:24px}
.nk-sources ol{margin-top:18px!important;padding:20px 24px;border-radius:10px;background:var(--sky);list-style:decimal;padding-left:44px;display:grid;gap:6px}
.nk-sources li,.nk-sources p{font-size:14px;line-height:1.7;overflow-wrap:anywhere}
.nk-sources>p{margin-top:12px!important;color:var(--muted)}

/* タブレット */
@media (max-width:1023px){
  .nk-points{grid-template-columns:1fr 1fr}
  .nk-point,.nk-point:nth-child(n+4){grid-column:auto}
  .nk-rules{grid-template-columns:repeat(2,1fr)}
  .nk-calc{grid-template-columns:1fr}
  .nk-calc__out{position:static}
  .nk-jr{grid-template-columns:1fr}
  .nk-jr .nk-btn{justify-self:start}
  .nk-split,.nk-split--wide{grid-template-columns:1fr}
}
/* スマホ */
@media (max-width:767px){
  .nk-wrap{width:calc(100% - 40px)}
  .nk [id]{scroll-margin-top:80px}
  .nk-hero{padding-block:36px 40px}
  .nk-h1{font-size:30px;line-height:1.45}
  .nk-sub{font-size:18px}
  .nk-checked{padding-left:0;border-left:0}
  .nk-toc{display:block;padding:14px 16px}
  .nk-toc ul{margin-top:6px!important}
  .nk-toc ul{gap:6px}
  .nk-toc li+li::before{content:none}
  .nk-toc a{padding:0 12px;border-radius:999px;background:#fff;border:1px solid var(--line)}
  .nk-sec{padding-top:48px}
  .nk-band{margin-top:48px;padding-block:44px}
  .nk-band+.nk-sec{padding-top:48px}
  .nk-h2{font-size:25px;gap:12px;line-height:1.5}
  .nk-h2::after{display:none}
  .nk-h2__t small{display:block;margin-left:0;font-size:15px}
  .nk-num{width:40px;height:40px;font-size:20px}
  .nk-h3{font-size:20px}
  .nk-points{grid-template-columns:1fr;gap:14px}
  .nk-point{padding:20px;gap:14px}
  .nk-point__ico{width:50px;height:50px;padding:12px}
  .nk-src-note{text-align:left;margin-top:8px!important}
  .nk-timeline{padding:4px 16px 4px 40px}
  .nk-timeline::before{left:19px}
  .nk-timeline li{grid-template-columns:1fr;gap:2px}
  .nk-timeline li::before{left:-27px;top:20px;margin-top:0}
  .nk-timeline__body{border-left:0;padding-left:0}
  .nk-example{padding:22px 16px}
  .nk-example__f1{font-size:22px}
  .nk-example__f2{font-size:24px}
  .nk-example__f2 b{font-size:52px}
  .nk-note--row{grid-template-columns:1fr;gap:6px;padding:16px 18px}
  .nk-note__h{border-right:0}
  .nk-subjects{grid-template-columns:repeat(5,1fr);gap:6px}
  .nk-subj{padding:12px 2px}
  .nk-subj b{font-size:15px}
  .nk-subj span{font-size:19px}
  .nk-formula{padding:22px 18px 24px;margin-top:24px}
  .nk-formula h3{font-size:22px;flex-wrap:wrap;gap:4px 10px}
  .nk-formula h3 small{font-size:15px}
  .nk-formula h3::after{display:none}
  .nk-eq{font-size:24px;padding:14px 10px}
  .nk-eq__opt{display:block}
  .nk-defs{grid-template-columns:1fr;gap:8px}
  .nk-defs div{grid-template-columns:44px 1fr}
  .nk-scroll-hint{display:block}
  .nk-table--schools{min-width:680px}
  .nk-tablewrap--sm .nk-table{min-width:560px}
  .nk-table th:first-child{position:sticky;left:0;z-index:1;background:#fff}
  .nk-table thead th:first-child{background:#e8f0f7}
  .nk-table tbody tr:nth-child(even) th:first-child{background:#f7fafc}
  .nk-two{grid-template-columns:1fr;gap:16px;margin-top:28px}
  .nk-card{padding:20px}
  .nk-calc__in,.nk-calc__out{padding:20px}
  .nk-row2{grid-template-columns:1fr;gap:0}
  .nk-row-test{grid-template-columns:1fr;gap:10px}
  .nk-presets{grid-template-columns:repeat(3,1fr)}
  .nk-result{padding:14px 18px;gap:12px}
  .nk-result__l{font-size:24px;padding-right:12px}
  .nk-result b{font-size:56px}
  .nk-break{grid-template-columns:1fr}
  .nk-rules{grid-template-columns:1fr;gap:12px}
  .nk-rules li{display:grid;grid-template-columns:40px 1fr;gap:4px 14px;text-align:left;padding:18px}
  .nk-rules__ico{grid-row:span 2;margin:0}
  .nk-rules h3{margin-top:0!important}
  .nk-rules p{margin-top:0!important}
  .nk-grades{grid-template-columns:1fr;gap:14px}
  .nk-faq{columns:1}
  .nk-faq__item p{padding:0 16px 16px}
  .nk-jr__list{grid-template-columns:1fr}
  .nk-jr .nk-btn,.nk-cta__btns{width:100%}
  .nk-cta__btns{grid-template-columns:1fr}
  .nk-sources{padding-block:48px 60px}
  .nk-sources ol{padding:16px 16px 16px 36px}
}
.nk .nk-btn,.nk .nk-btn *{text-decoration:none!important;border-bottom:0}