/*
 * Spiel.jp renewal stylesheet
 *
 * brand-spec.md (白地 / 濃いグレー / 作品を主役とする余白のある一覧) に基づく
 * サイト共通スタイル。前半は spiel-portfolio.html 試作から抽出したコンポーネント
 * スタイル (圧縮状態を維持)。末尾の Supplement section が詳細ページ・一覧ページ
 * 用の追加スタイル。
 */
:root{--bg:oklch(100% 0 0);--surface:oklch(96.8% 0 0);--fg:oklch(32.109% 0 0);--muted:oklch(48% 0 0);--border:oklch(89% 0 0);--accent:oklch(32.109% 0 0);--display:'Noto Sans Japanese',sans-serif;--body:'Noto Sans Japanese',sans-serif;--mono:Consolas,monospace}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--body);font-size:14px;line-height:1.8}a{color:inherit;text-decoration:none}button,input,select{font:inherit;color:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}img{display:block;max-width:100%}button{border:0}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--fg);outline-offset:5px}::selection{color:var(--bg);background:var(--fg)}.wrap{max-width:1280px;padding:0 48px;margin:auto}.topbar{height:96px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);gap:24px}.brand{display:flex;align-items:center;gap:22px;min-height:44px}.brand img{width:128px;height:auto}.brand span{font-size:11px;border-left:1px solid var(--border);padding-left:22px;letter-spacing:.08em}.nav{display:flex;align-items:center;gap:34px;font-size:12px;font-weight:500}.nav a{display:flex;align-items:center;min-height:44px}.nav a:hover{opacity:.6}.nav .social{padding-left:25px;border-left:1px solid var(--border)}.menu-btn{display:none;background:var(--surface);padding:10px 16px;border-radius:4px;min-height:44px}.hero{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;padding:48px 0 52px}.eyebrow{display:flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.16em;font-weight:500;margin:0 0 22px}.eyebrow:before{content:'';display:block;width:20px;height:1px;background:currentColor}h1{font-family:var(--display);font-size:clamp(32px,3.4vw,46px);font-weight:700;letter-spacing:.025em;line-height:1.6;margin:0 0 19px}h1 span{display:block}.hero p.intro{font-size:13px;color:var(--muted);line-height:2;margin:0 0 27px}.primary{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;min-height:48px;padding:12px 23px;background:var(--fg);color:var(--bg);border:1px solid var(--fg);box-shadow:0 3px 6px oklch(0% 0 0 / .12);border-radius:3px;font-size:12px;font-weight:500;transition:transform .2s,background .2s}.primary:hover{background:var(--muted);transform:translateY(-2px)}.hero-visual{margin:0;position:relative}.hero-visual img{width:100%;height:340px;object-fit:cover;border-radius:4px}.hero-visual figcaption{position:absolute;bottom:17px;left:17px;background:var(--bg);padding:7px 12px;font-size:10px;letter-spacing:.1em;box-shadow:0 2px 8px oklch(0% 0 0 / .1);border-radius:2px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:22px}.section-title h2{font-size:21px;letter-spacing:.06em;margin:0;font-weight:700}.section-title .label{font-size:11px;letter-spacing:.06em;color:var(--muted)}.featured{border-top:1px solid var(--border);padding-top:30px;padding-bottom:56px}.feature{display:grid;grid-template-columns:1.18fr 1fr;background:var(--surface);border-radius:5px;overflow:hidden;min-height:318px}.feature-image{overflow:hidden;display:block}.feature-image img{width:100%;height:100%;max-height:342px;object-fit:cover;transition:transform .6s}.feature-image:hover img{transform:scale(1.025)}.feature-copy{padding:33px 40px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center}.tag{display:inline-flex;font-size:10px;letter-spacing:.05em;align-items:center;gap:7px;color:var(--muted)}.tag:before{content:'';width:5px;height:5px;background:currentColor;border-radius:50%}.feature-copy h3{font-size:25px;line-height:1.6;letter-spacing:.025em;margin:15px 0 11px}.feature-copy p{font-size:12px;color:var(--muted);line-height:2;margin:0 0 21px;max-width:340px}.text-link{font-size:12px;display:inline-flex;gap:45px;align-items:center;min-height:44px;border-bottom:1px solid var(--fg);padding-bottom:2px;background:none}.text-link:hover{color:var(--muted)}.feature-meta{font-family:var(--mono);font-size:11px;margin-top:19px;color:var(--muted)}#works,#notes{scroll-margin-top:30px}.works{padding:0 0 65px}.tools{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--border);margin-bottom:28px;flex-wrap:wrap}.tabs{display:flex;gap:27px}.tab{position:relative;background:none;min-height:55px;padding:0;font-size:12px;color:var(--muted);white-space:nowrap}.tab[aria-pressed=true]{color:var(--fg);font-weight:700}.tab[aria-pressed=true]:after{content:'';position:absolute;bottom:-1px;height:2px;background:var(--fg);left:0;right:0}.tab small{font-family:var(--mono);font-size:10px;padding-left:6px;opacity:.6}.search{position:relative;display:flex;align-items:center;gap:10px;margin:0 0 9px;border:1px solid var(--border);padding:0 12px;border-radius:3px}.search svg{width:16px;height:16px}.search input{border:0;background:transparent;min-height:39px;width:165px;font-size:12px;outline-offset:0}.resultbar{display:flex;justify-content:space-between;align-items:center;margin:-6px 0 20px;font-size:11px;color:var(--muted)}select{border:none;background:transparent;font-size:11px;min-height:44px;padding:0 5px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:26px;row-gap:32px}.game-card{display:block;text-align:left;background:transparent;padding:0;width:100%;min-width:0}.game-art{aspect-ratio:16/10;overflow:hidden;border-radius:3px;background:var(--surface);border:1px solid var(--border)}.game-art img{width:100%;height:100%;object-fit:cover;transition:transform .4s}.game-card:hover .game-art img{transform:scale(1.035)}.game-card .tag{margin-top:15px}.card-title{display:flex;justify-content:space-between;gap:10px;align-items:center;font-size:16px;font-weight:700;margin:5px 0 4px}.card-title span:last-child{font-size:20px;font-weight:400}.game-card time{font-size:10px;font-family:var(--mono);color:var(--muted)}.more{display:block;min-height:48px;border:1px solid var(--border);padding:10px 37px;border-radius:3px;background:var(--bg);margin:34px auto 0;font-size:12px}.more:hover{background:var(--surface)}.empty{padding:60px 20px;text-align:center;background:var(--surface);grid-column:1/-1}.empty button{background:none;text-decoration:underline;min-height:44px}.archive-title{font-size:13px;margin-top:38px}.archive{display:grid;grid-template-columns:repeat(3,1fr);gap:0 25px}.archive a{border-bottom:1px solid var(--border);padding:14px 0;display:flex;justify-content:space-between;font-size:12px;gap:15px}.archive a:hover{background:var(--surface)}.notes{border-top:1px solid var(--border);padding:36px 0 60px}.note-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 44px}.note-grid a{display:flex;align-items:center;gap:20px;padding:22px 0;border-bottom:1px solid var(--border);font-size:13px}.note-grid a span:first-child{font:11px var(--mono);color:var(--muted)}.note-grid a span:last-child{margin-left:auto}.note-grid a:hover{color:var(--muted)}footer{background:var(--surface)}.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;min-height:130px}.foot-brand{font-size:24px;font-family:Georgia,serif;font-weight:bold}.foot p{font-size:10px;margin:4px 0;color:var(--muted)}.foot a{font-size:12px;min-height:44px;display:flex;align-items:center}dialog{border:0;border-radius:6px;padding:0;max-width:680px;width:calc(100% - 32px);max-height:90dvh;color:var(--fg);background:var(--bg);box-shadow:0 20px 80px oklch(0% 0 0 / .2)}dialog::backdrop{background:oklch(0% 0 0 / .55)}.modal-image{width:100%;height:280px;object-fit:cover}.modal-copy{padding:28px 32px 32px}.modal-copy h2{font-size:24px;margin:10px 0}.modal-copy p{font-size:13px;color:var(--muted);margin:10px 0 22px}.close{position:absolute;top:14px;right:14px;width:44px;height:44px;border-radius:50%;background:var(--bg);box-shadow:0 2px 9px oklch(0% 0 0 / .15);font-size:24px}.modal-foot{display:flex;justify-content:space-between;gap:15px;align-items:center}.modal-foot small{font-size:10px;color:var(--muted)}[hidden]{display:none!important}@media(min-width:1450px){.wrap{max-width:1376px}.hero-visual img{height:370px}}@media(max-width:1000px){.wrap{padding:0 32px}.brand span{display:none}.nav{gap:22px}.hero{gap:35px}.hero-visual img{height:320px}h1{font-size:35px}.feature-copy{padding:26px}.feature-copy h3{font-size:21px}.feature-image img{min-height:320px}}@media(max-width:700px){.wrap{padding:0 22px}.topbar{height:78px;position:relative}.brand img{width:116px}.menu-btn{display:block}.nav{display:none;position:absolute;top:77px;left:-22px;right:-22px;background:var(--bg);padding:20px 22px;z-index:5;box-shadow:0 12px 16px oklch(0% 0 0 / .08)}.nav.open{display:flex;flex-direction:column;align-items:stretch;gap:2px}.nav .social{border:0;padding:0}.hero{grid-template-columns:1fr;gap:29px;padding:35px 0}.eyebrow{margin-bottom:14px}h1{font-size:34px;line-height:1.55;margin-bottom:16px}.hero p.intro{font-size:12px;margin-bottom:22px}.hero-visual img{height:260px}.featured{padding-top:25px;padding-bottom:42px}.feature{grid-template-columns:1fr}.feature-image img{height:250px;min-height:0}.feature-copy{padding:25px}.feature-copy h3{font-size:23px}.feature-copy p{max-width:none}.feature-meta{margin-top:12px}.section-title h2{font-size:20px}.tools{gap:7px}.tabs{width:100%;gap:20px}.tab{font-size:11px}.search{width:100%;margin:8px 0 16px}.search input{width:100%;min-height:44px}.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px 15px}.card-title{font-size:13px;align-items:start}.card-title span:last-child{font-size:16px}.game-card .tag{font-size:9px}.archive{grid-template-columns:1fr 1fr;gap:0 20px}.archive a{font-size:11px}.note-grid{grid-template-columns:1fr}.foot{align-items:start;flex-direction:column;gap:14px;padding-top:26px;padding-bottom:26px}.modal-image{height:210px}.modal-copy{padding:23px}.modal-copy h2{font-size:21px}.modal-foot{align-items:start;flex-direction:column}.section-title .label{font-size:10px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}

/* Final polish: keep the existing palette and content. */
html{scroll-padding-top:24px}body{font-size:15px}body.dialog-open{overflow:hidden}
.skip-link{position:fixed;top:12px;left:12px;z-index:20;transform:translateY(-180%);background:var(--fg);color:var(--bg);padding:12px 20px;border-radius:3px}.skip-link:focus{transform:none}
.skip-link:not(:focus){clip-path:inset(50%);width:1px;height:1px;overflow:hidden;white-space:nowrap;padding:0}
#main-content:focus{outline:none}.brand span,.section-title .label,.feature-meta,.foot p,.modal-foot small{font-size:12px}
.nav{font-size:13px;gap:26px}.nav a:hover{opacity:1;text-decoration:underline;text-underline-offset:6px}
h1{font-size:clamp(42px,4.2vw,60px);line-height:1.2;letter-spacing:-.04em;margin-bottom:22px}
.hero p.intro{font-size:16px;line-height:1.9;max-width:28em}.hero{padding-top:44px;padding-bottom:48px}
.primary,.text-link,.more,.foot a{font-size:14px}.primary{gap:28px}.section-title h2{font-size:24px;letter-spacing:.02em}
.feature-copy p{font-size:14px;line-height:1.9}.feature-copy h3{font-size:26px;overflow-wrap:anywhere}.feature-copy{padding:32px 36px}
.tag,.game-card .tag{font-size:12px}.game-card time{font-size:12px}.card-title{font-size:17px;line-height:1.65;align-items:flex-start}.card-title span:first-child{overflow-wrap:anywhere}.card-title span:last-child{flex-shrink:0}
.tab{font-size:14px;padding:0 4px;min-width:48px}.tab small{font-size:12px;opacity:1;color:var(--muted)}.tabs{gap:22px}
.search{background:var(--bg);border-color:var(--muted);margin-bottom:10px}.search input{font-size:16px;min-height:44px;min-width:0;width:185px}.search svg{flex-shrink:0}.search:focus-within{outline:2px solid var(--fg);outline-offset:2px}.search input:focus-visible{outline:none}
.resultbar,select{font-size:13px}.resultbar{gap:16px}.resultbar label{flex-shrink:0}
.game-card{border-radius:3px}.game-art{display:block;position:relative}.game-card:hover .card-title span:first-child{text-decoration:underline;text-underline-offset:5px}.game-card:focus-visible{outline-offset:7px}
.game-art img{opacity:1}.game-art[data-state="loading"] img,.game-art[data-state="error"] img{opacity:0}.game-art[data-state="loading"]:after,.game-art[data-state="error"]:after{position:absolute;inset:0;display:grid;place-items:center;padding:20px;font-size:13px;color:var(--muted);text-align:center}.game-art[data-state="loading"]:after{content:'画像を読み込み中…'}.game-art[data-state="error"]:after{content:'画像を表示できません'}.game-art[data-state="error"]{border-style:dashed}
.more{margin-top:32px}.archive-title{font-size:16px;margin:42px 0 8px}.archive a{font-size:14px;min-height:48px;align-items:center}.archive a span:first-child{overflow-wrap:anywhere}.archive a span:last-child{flex-shrink:0}
.foot{min-height:100px}.modal-copy p{font-size:15px;line-height:1.9}.close{z-index:2}.modal-media{position:relative;height:280px;background:var(--surface)}.modal-image{height:100%;object-fit:contain}.media-feedback{position:absolute;inset:0;display:grid;place-items:center;padding:24px 24px 64px;color:var(--muted);font-size:14px}.image-retry{position:absolute;left:50%;bottom:25px;transform:translateX(-50%);min-height:44px;background:var(--bg);border:1px solid var(--muted);padding:8px 16px;white-space:nowrap;border-radius:3px}
.empty{border:1px solid var(--border);border-radius:3px}.empty p{margin:0 0 8px}.empty .empty-hint{font-size:14px;color:var(--muted)}.empty button,.empty a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 16px;font-size:14px;text-decoration:underline;text-underline-offset:4px}.empty button:focus-visible{outline-offset:0}
.primary:active{transform:translateY(1px);box-shadow:none}.more:active,.menu-btn:active,.close:active,.tab:active,.image-retry:active{background:var(--border)}button:disabled{opacity:.55;box-shadow:none}.menu-btn[aria-expanded="true"]{background:var(--fg);color:var(--bg)}.feature-image:focus-visible{outline-offset:-5px;outline-color:var(--bg)}
@media(max-width:1000px){.brand{flex-shrink:0}.hero{gap:30px}.feature-copy{padding:28px}.feature-copy h3{font-size:23px}.feature-copy p br{display:none}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.archive{grid-template-columns:repeat(2,minmax(0,1fr))}.tools{gap:8px}.search{margin-top:8px}}
@media(max-width:700px){.wrap{padding:0 22px}.hero{padding:32px 0 36px;gap:26px}.hero h1{font-size:44px;margin-bottom:16px}.hero p.intro{font-size:15px;margin-bottom:24px}.hero-visual img{height:auto;aspect-ratio:4/3}.section-title{align-items:baseline;gap:10px}.section-title h2{font-size:22px}.section-title .label{font-size:12px}.tabs{gap:12px;justify-content:space-between}.tab{font-size:13px;white-space:normal;line-height:1.6}.tab small{display:block;padding-left:0;font-size:11px}.search input{width:100%;font-size:16px}.feature-copy{padding:26px}.feature-copy h3{font-size:23px}.feature-copy p{font-size:14px}.grid{gap:30px 20px}.card-title{font-size:16px}.archive a{font-size:14px}.modal-media{height:230px}.modal-copy{padding:24px}.modal-foot{gap:16px}.modal-foot .primary{width:100%}.foot{flex-direction:row;align-items:center;padding-top:24px;padding-bottom:24px}}
@media(max-width:440px){.grid,.archive{grid-template-columns:minmax(0,1fr)}.game-art{aspect-ratio:16/10}.game-card .tag{margin-top:12px}.card-title{font-size:18px}.section-title{flex-wrap:wrap}.hero h1{font-size:40px}.hero-visual figcaption{font-size:11px}.modal-copy h2{font-size:22px;overflow-wrap:anywhere}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}


/* Work introductions are read inside the dialog. */
.feature-image{padding:0;background:var(--surface);text-align:left;width:100%}
.archive button{border-bottom:1px solid var(--border);padding:14px 0;display:flex;justify-content:space-between;font-size:14px;gap:15px;min-height:48px;align-items:center;background:none;text-align:left;width:100%}.archive button:hover{background:var(--surface)}.archive button:active{background:var(--border)}.archive button span:first-child{overflow-wrap:anywhere}.archive button span:last-child{flex-shrink:0}
dialog{overscroll-behavior:contain}.game-description p{white-space:pre-line;overflow-wrap:anywhere;margin:16px 0;line-height:1.9}.game-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px 22px;margin-top:24px}.game-actions small{flex-basis:100%;font-size:12px;color:var(--muted)}.game-actions a{overflow-wrap:anywhere;max-width:100%;gap:12px}.modal-foot{margin-top:24px;border-top:1px solid var(--border);padding-top:18px}.modal-foot .more{margin:0 0 0 auto}.close{position:sticky;top:12px;float:right;margin:12px 12px -56px 0}.modal-media{clear:none}.modal-media[hidden]+.modal-copy{padding-top:64px}
@media(max-width:440px){dialog{max-height:92dvh}.modal-copy{padding:22px}.modal-media[hidden]+.modal-copy{padding-top:64px}.modal-copy h2{font-size:21px}.game-actions .primary{width:100%}.modal-foot{align-items:stretch}.modal-foot .more{margin:0;width:100%}}


/* ==================================================================
 * Supplement: トップページ以外 (詳細ページ・雑記一覧) の共通スタイル。
 * 試作のトークンと部品 (.tag / .archive / .primary など) を再利用する。
 * ================================================================== */

/* 戻り導線 (パンくず代替) */
.crumbs{padding:26px 0 0}
.crumbs a{display:inline-flex;align-items:center;min-height:44px;font-size:13px;color:var(--muted)}
.crumbs a:hover{color:var(--fg);text-decoration:underline;text-underline-offset:5px}

/* 記事ページ (ゲーム詳細・雑記詳細) */
.page{max-width:840px;padding:8px 0 64px}
.page .tag{margin:20px 0 6px}
.page h1{font-size:clamp(28px,3.2vw,40px);line-height:1.35;letter-spacing:.01em;margin:0 0 12px}
.page-date{font-family:var(--mono);font-size:12px;color:var(--muted);margin:0}
.page-download{margin:28px 0 2px}
.page-art{margin:30px 0 6px}
.page-art img{width:100%;height:auto;border-radius:4px;border:1px solid var(--border)}
.page-art[data-state="loading"] img,.page-art[data-state="error"] img{opacity:0}
.page-art[data-state="loading"]:after,.page-art[data-state="error"]:after{display:block;padding:44px 0;text-align:center;font-size:13px;color:var(--muted)}
.page-art[data-state="loading"]:after{content:'画像を読み込み中…'}
.page-art[data-state="error"]:after{content:'画像を表示できません'}

/* DB 本文 (CONTENT) の中立タイポグラフィ。旧来の青リンク等を上書きする */
.article-body{margin-top:26px;font-size:15px;line-height:2;overflow-wrap:anywhere}
.article-body a{color:inherit;text-decoration:underline;text-underline-offset:4px}
.article-body a:hover{opacity:.7}
.article-body img{max-width:100%;height:auto}
.article-body h1,.article-body h2,.article-body h3{font-size:19px;line-height:1.7;margin:34px 0 12px}
.article-body p{margin:14px 0}
.article-body ul,.article-body ol{margin:14px 0;padding-left:26px}
.article-body table{border-collapse:collapse}
.article-body th,.article-body td{border:1px solid var(--border);padding:6px 12px}
.article-body pre{background:var(--surface);border-radius:3px;padding:14px;overflow:auto}

/* 記事下部・雑記一覧で使う「続きの一覧」 */
.more-pages{padding-bottom:72px}
.more-pages .archive-title{margin:0 0 14px}
.archive-date{font-family:var(--mono);font-size:12px;color:var(--muted);flex-shrink:0}

@media(max-width:700px){.page{padding-bottom:48px}.page-art{margin:22px 0 2px}.more-pages{padding-bottom:56px}}