/*
 * Blockchain Research Institute (souken) sub-brand — /magazine/reports/.
 * Mock source of truth: docs/design/souken-reports-mock-v7.html (v7.3).
 * Loaded only on the reports category pages (see pm_souken_enqueue_assets).
 */
.souken-page{
  --sk-bg01:#EFEFF2;--sk-bg02:#232031;--sk-primary:#2638E6;--sk-ink:#232031;--sk-heading:#11162E;
  --sk-body-text:#2F3140;--sk-muted:#74727D;--sk-border:#DEDCE8;--sk-photo-bg:#EEF0F6;--sk-dark:#0A0E1A;
  --sk-font-en:'Inter',sans-serif;--sk-font-serif:'Shippori Mincho','Noto Serif JP',serif;
  margin:0;padding:0;font-size:15px;line-height:2;color:var(--sk-ink);
  font-family:"Inter","Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;
  background:#fff;-webkit-font-smoothing:antialiased;
}
/* :where() keeps specificity at 0,0,1 so component classes can recolor links. */
:where(.souken-page) a{text-decoration:none;color:inherit;}
/* Hover never changes colour: text links get a thin underline, the wordmark and buttons stay as they are (2026-09-07, PM-1570). */
/* Zero specificity on purpose: every component keeps its own colour on hover (a white button must not
   inherit the header's white text), and only plain text links get the underline. */
:where(.souken-page) a:hover{color:inherit;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;}
/* Dark bands must carry an explicit white text colour so "inherit" on hover stays white. */
.souken-page .sk-header,.souken-page .sk-hero,.souken-page .sk-footer,.souken-page .sk-section--dark{color:#fff;}
.souken-page .sk-header a:hover,.souken-page .sk-hero a:not(.sk-branch-card):hover,.souken-page .sk-footer a:hover{color:#fff;}
.souken-page .sk-hero a.sk-subscribed-cta:hover{color:var(--sk-dark);}
.souken-page .sk-header .sk-header-join,.souken-page .sk-header .sk-header-join:hover{color:var(--sk-dark);text-decoration:none;}
/* Cards and filled buttons keep their own text colour on hover (PM-1583). */
.souken-page .sk-branch-card:hover{color:var(--sk-heading);text-decoration:none;}
.souken-page .sk-branch-card:hover .sk-branch-cta{color:var(--sk-heading);}
.souken-page .sk-branch-card--prime:hover .sk-branch-cta{color:#fff;}
.souken-page .sk-p2-btn:hover{color:var(--sk-heading);text-decoration:none;}
.souken-page .sk-p2-btn--fill:hover{color:#fff;}
.souken-page .sk-p2-btn--off:hover{color:var(--sk-muted);opacity:1;}
.souken-page .pm-pro-gate__button:hover{text-decoration:none;}
:where(.souken-page) .sk-wordmark:hover{text-decoration:none;}
:where(.souken-page) :is(.sk-header-join,.sk-p2-btn,.sk-branch-card,.sk-plan-cta,.sk-subscribed-cta,.sk-signup button,.sk-art-cta-btn):hover{text-decoration:none;opacity:.85;}
.souken-page img{max-width:100%;height:auto;display:block;}
.sk-inner{max-width:1080px;margin:0 auto;padding:0 36px;}

/* ==== magazine return strip ==== */
.sk-top-strip{background:#fff;border-bottom:1px solid var(--sk-border);padding:7px 36px;font-size:11px;color:var(--sk-muted);display:flex;gap:18px;}
.sk-top-strip .sk-back{color:var(--sk-primary);font-weight:600;}

/* ==== souken header ==== */
.sk-header{position:sticky;top:0;z-index:100;height:64px;background:#070A14;border-bottom:1px solid rgba(255,255,255,.14);}
.sk-header .sk-inner{display:flex;align-items:center;justify-content:space-between;height:100%;}
.sk-wordmark{display:flex;flex-direction:column;justify-content:center;font-family:var(--sk-font-serif);font-weight:700;font-size:18px;line-height:1.2;color:#fff;letter-spacing:.06em;}
.sk-wordmark small{font-family:var(--sk-font-en);font-size:10px;font-weight:600;letter-spacing:.16em;color:rgba(255,255,255,.55);display:block;line-height:1;margin-top:5px;text-transform:uppercase;}
.sk-header-link{display:inline-flex;align-items:center;font-size:12px;font-weight:700;color:#fff;border:1px solid rgba(255,255,255,.7);padding:8px 18px;}

/* ==== hero ==== */
.sk-hero{position:relative;overflow:hidden;padding:96px 0 104px;text-align:center;color:#fff;background:#070A14;}
.sk-hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(90deg,transparent 0 calc(50% - .5px),rgba(160,170,225,.06) calc(50% - .5px) calc(50% + .5px),transparent calc(50% + .5px) 100%);}
.sk-hero .sk-inner{position:relative;}
.sk-hero-title{font-family:var(--sk-font-serif);font-size:56px;line-height:1.25;font-weight:700;letter-spacing:.08em;margin:0;}
.sk-hero-rule{display:flex;align-items:center;justify-content:center;gap:26px;margin-top:30px;}
.sk-hero-rule::before,.sk-hero-rule::after{content:"";width:110px;height:1px;background:rgba(255,255,255,.24);}
.sk-hero-catch{font-family:var(--sk-font-serif);font-size:18px;letter-spacing:.2em;color:rgba(255,255,255,.86);}

/* ==== signup form (hero + plans; shares markup with article CTA) ==== */
.sk-signup{display:flex;gap:10px;max-width:640px;margin:46px auto 0;}
.sk-signup input[type="email"]{flex-grow:1;font-size:13.5px;padding:13px 16px;border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.06);color:#fff;min-width:0;}
.sk-signup input[type="email"]::placeholder{color:rgba(255,255,255,.5);}
.sk-signup button{font-size:13px;font-weight:700;padding:13px 28px;border:1px solid #fff;background:#fff;color:var(--sk-dark);cursor:pointer;white-space:nowrap;}
.sk-signup button:disabled{opacity:.55;cursor:default;}
.sk-hero-note{margin-top:13px;font-size:11px;color:rgba(255,255,255,.55);line-height:1.8;}
.sk-hero-note a{text-decoration:underline;color:rgba(255,255,255,.7);}
.sk-hp{position:absolute;left:-9999px;top:-9999px;}
.sk-sent-box{max-width:640px;margin:46px auto 0;border:1px solid rgba(255,255,255,.3);padding:22px 26px;text-align:left;}
.sk-subscribed-banner{max-width:560px;margin:0 auto 40px;border:1px solid rgba(255,255,255,.35);padding:24px 30px;}
.sk-subscribed-h{font-family:var(--sk-font-serif);font-size:17px;font-weight:700;color:#fff;letter-spacing:.08em;margin:0;}
.sk-subscribed-banner .sk-subscribed-t{font-size:12px;color:rgba(255,255,255,.72);line-height:2;margin:10px 0 0;}
.sk-subscribed-cta{display:inline-block;margin-top:16px;font-size:13px;font-weight:700;padding:11px 26px;border:1px solid #fff;background:#fff;color:var(--sk-dark);text-decoration:none;}
.sk-sent-box .sk-sent-h{font-family:var(--sk-font-serif);font-size:15px;font-weight:700;color:#fff;}
.sk-sent-box p{font-size:12px;color:rgba(255,255,255,.72);line-height:2;margin:8px 0 0;}
.sk-sent-box b{color:#fff;font-weight:600;}
.sk-form-error{margin-top:10px;font-size:11.5px;color:#ffb3b3;}

/* ==== featured ==== */
.sk-featured{padding:56px 0;}
.sk-featured-label{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--sk-primary);margin:0;}
.sk-featured-card{display:grid;grid-template-columns:440px 1fr;gap:40px;align-items:center;margin-top:18px;}
.sk-thumb{border:1px solid var(--sk-border);border-radius:8px;background:var(--sk-photo-bg);aspect-ratio:1200/630;overflow:hidden;display:flex;align-items:center;justify-content:center;font-size:11px;color:var(--sk-muted);}
.sk-thumb img{width:100%;height:100%;object-fit:cover;}
.sk-featured-card .sk-meta{font-size:12.5px;font-weight:700;color:var(--sk-primary);margin:0;}
.sk-featured-card .sk-meta span{color:var(--sk-muted);font-weight:500;margin-left:12px;}
.sk-featured-card h2{font-family:var(--sk-font-serif);padding-top:10px;font-size:25px;line-height:1.65;font-weight:700;color:var(--sk-heading);margin:0;}
.sk-featured-card .sk-lead{padding-top:12px;font-size:13.5px;line-height:2;color:var(--sk-body-text);max-width:560px;margin:0;}
.sk-featured-card .sk-read{display:inline-flex;margin-top:16px;font-size:13px;font-weight:700;color:var(--sk-primary);}

/* ==== sections ==== */
/* Sections alternate bg (gray/white) below the featured block — no rules. */
.sk-section{padding:68px 0;}
.sk-section--bg{background:var(--sk-bg01);border-top:0;}
.sk-section--dark{border-top:0;color:#fff;background:linear-gradient(90deg,rgba(5,8,24,.99) 0%,rgba(9,10,30,.97) 60%,rgba(21,22,48,.94) 100%),#0A0E1A;}
.sk-sec-title{font-family:var(--sk-font-serif);font-size:27px;line-height:1.4;font-weight:700;color:var(--sk-heading);letter-spacing:.04em;margin:0;}
.sk-section--dark .sk-sec-title{color:#fff;}
.sk-sec-head{margin-bottom:32px;}
.sk-sec-lead{padding-top:10px;font-size:13.5px;line-height:2;color:var(--sk-muted);max-width:720px;margin:0;}

/* ==== series strip (定期レポート, mock v8.1) ====
 * No blue top border. Cards are whole-card links, rounded like every other
 * card. Title block has a fixed 2-line height so the 最新 rule aligns across
 * cards; the footer row pins to the bottom. */
.sk-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.sk-stile{display:flex;flex-direction:column;background:#fff;border:1px solid var(--sk-border);border-radius:8px;padding:20px 22px 16px;transition:border-color .15s;}
a.sk-stile:hover{border-color:var(--sk-primary);}
.sk-stile .sk-nm{font-family:var(--sk-font-serif);font-size:15px;font-weight:700;color:var(--sk-heading);line-height:1.6;min-height:3.2em;}
.sk-stile .sk-dow{font-size:11px;color:var(--sk-muted);margin-top:2px;}
.sk-stile .sk-latest{font-size:11.5px;color:var(--sk-body-text);line-height:1.7;margin-top:12px;border-top:1px solid var(--sk-border);padding-top:11px;}
.sk-stile .sk-latest b{font-weight:600;color:var(--sk-heading);}
.sk-stile .sk-foot{margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--sk-muted);}
.sk-stile .sk-foot-lbl{letter-spacing:.06em;}
.sk-stile .sk-foot-arw{width:26px;height:26px;border:1px solid var(--sk-border);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--sk-primary);font-size:12px;transition:all .15s;}
a.sk-stile:hover .sk-foot-arw{background:var(--sk-primary);border-color:var(--sk-primary);color:#fff;}

/* ==== tabs + archive rows (レポート一覧) ==== */
.sk-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 18px;}
.sk-tab{font-family:inherit;font-size:12.5px;padding:7px 18px;border:1px solid var(--sk-border);background:#fff;color:var(--sk-muted);font-weight:600;cursor:pointer;border-radius:999px;}
.sk-row[hidden]{display:none;}
.sk-tab.on{background:var(--sk-heading);color:#fff;border-color:var(--sk-heading);}
/* 2026-08-22 redesign (sk-redesign-20260822): list rows -> 3-col card grid */
.sk-report-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px 22px;}
.sk-row{display:flex;flex-direction:column;background:#fff;border:1px solid var(--sk-border);border-radius:8px;overflow:hidden;transition:border-color .15s;}
.sk-row:hover{border-color:var(--sk-primary);}
.sk-row .sk-thumb{flex:none;width:100%;border:0;border-radius:0;border-bottom:1px solid var(--sk-border);}
.sk-row .sk-tx{flex:1;display:flex;flex-direction:column;padding:14px 18px 16px;}
.sk-row-meta{font-size:11px;color:var(--sk-muted);display:flex;gap:10px;flex-wrap:wrap;align-items:center;}
.sk-row-meta .sk-series{color:var(--sk-primary);font-weight:700;}
.sk-badge{font-size:10.5px;font-weight:700;padding:2px 10px;border-radius:999px;}
.sk-badge--open{background:var(--sk-primary);color:#fff;}
.sk-badge--mem{background:var(--sk-bg02);color:#fff;}
.sk-row h3{font-size:14px;font-weight:700;line-height:1.65;color:var(--sk-heading);margin:8px 0 0;}
.sk-row .sk-ds{font-size:12px;color:var(--sk-body-text);line-height:1.9;}
.sk-byline{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--sk-muted);margin-top:auto;padding-top:10px;}
.sk-byline b{color:var(--sk-ink);font-weight:600;}
.sk-pager{display:flex;gap:8px;justify-content:center;padding:26px 0 4px;font-size:12.5px;color:var(--sk-muted);}
.sk-pager .page-numbers{border:1px solid var(--sk-border);padding:7px 13px;color:var(--sk-muted);border-radius:6px;background:#fff;}
.sk-pager .page-numbers.current{background:var(--sk-heading);color:#fff;border-color:var(--sk-heading);}

/* ==== research examples ==== */
.sk-pages-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;}
.sk-page-fig{background:#fff;border:1px solid var(--sk-border);border-radius:8px;padding:18px;}
.sk-page-fig .sk-thumb{aspect-ratio:16/9;background:#fff;}
.sk-page-fig .sk-thumb img{object-fit:contain;}
.sk-page-fig .sk-cap{padding-top:12px;font-size:12px;line-height:1.9;color:var(--sk-muted);}
.sk-pages-note{margin-top:28px;font-size:12.5px;color:var(--sk-body-text);}

/* ==== plans ==== */
.sk-plans{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.sk-plan{background:#fff;border:1px solid var(--sk-border);border-radius:8px;padding:30px 28px 28px;display:flex;flex-direction:column;}
.sk-plan h3{font-size:15px;font-weight:700;color:var(--sk-heading);margin:0;}
.sk-plan .sk-price{padding:14px 0 4px;font-size:29px;font-weight:700;color:var(--sk-heading);line-height:1.2;margin:0;}
.sk-plan .sk-price small{font-size:13px;font-weight:700;color:var(--sk-muted);margin-left:6px;}
.sk-plan .sk-per{font-size:11.5px;color:var(--sk-muted);margin:0;}
.sk-plan ul{list-style:none;padding:16px 0 20px;margin:0;flex-grow:1;}
.sk-plan li{position:relative;padding:4px 0 4px 18px;font-size:12.5px;line-height:1.8;color:var(--sk-body-text);}
.sk-plan li::before{content:"";position:absolute;left:2px;top:14px;width:6px;height:6px;background:var(--sk-primary);}
.sk-plan-cta{display:inline-flex;justify-content:center;font-size:12.5px;font-weight:700;padding:12px 0;border:1px solid var(--sk-bg02);color:var(--sk-ink);}
.sk-plan-cta--dark{background:var(--sk-bg02);color:#fff;cursor:pointer;}
.sk-plans-note{margin-top:26px;font-size:11.5px;line-height:1.9;color:var(--sk-muted);}

/* ==== research policy ==== */
.sk-principles{display:grid;grid-template-columns:repeat(4,1fr);gap:40px 36px;}
.sk-principle .sk-num{font-family:var(--sk-font-en);font-size:13px;font-weight:700;color:var(--sk-primary);letter-spacing:.08em;}
.sk-principle h3{padding-top:8px;font-size:16.5px;font-weight:700;color:var(--sk-heading);line-height:1.6;margin:0;}
.sk-principle p{padding-top:10px;font-size:13px;line-height:2;color:var(--sk-body-text);margin:0;}
.sk-quality-note{margin-top:42px;padding-top:22px;border-top:1px solid var(--sk-border);font-size:12.5px;color:var(--sk-muted);}

/* ==== about ==== */
.sk-about{max-width:760px;}
.sk-about p{padding-top:14px;font-size:13.5px;line-height:2.1;color:rgba(255,255,255,.82);margin:0;}

/* ==== FAQ ==== */
.sk-faq-row{padding:22px 4px;border-bottom:1px solid var(--sk-border);}
.sk-faq-row h3{font-size:14.5px;font-weight:700;color:var(--sk-heading);margin:0;}
.sk-faq-row p{padding-top:8px;font-size:13px;line-height:2;color:var(--sk-body-text);max-width:820px;margin:0;}

/* ==== footer ==== */
.sk-footer{background:#0A0E1A;color:rgba(255,255,255,.6);padding:44px 0 40px;}
.sk-footer-brand{font-family:var(--sk-font-serif);font-weight:700;font-size:15px;color:#fff;margin:0;}
.sk-footer-brand small{font-family:var(--sk-font-en);display:block;font-size:10px;letter-spacing:.16em;color:rgba(255,255,255,.45);text-transform:uppercase;padding-top:4px;}
.sk-disclaimer{padding-top:18px;font-size:11px;line-height:1.9;max-width:820px;margin:0;}
.sk-footer-links{padding-top:18px;font-size:11.5px;margin:0;}
.sk-footer-links a{color:rgba(255,255,255,.6);margin-right:22px;}
.sk-copyright{padding-top:20px;font-size:11px;color:rgba(255,255,255,.4);margin:0;}
.sk-en{font-family:var(--sk-font-en);}

/* ==== responsive ==== */
@media (max-width:980px){
  .sk-strip,.sk-principles{grid-template-columns:repeat(2,1fr);}
  .sk-report-list{grid-template-columns:repeat(2,1fr);}
  .sk-plans{grid-template-columns:1fr;}
  .sk-featured-card{grid-template-columns:1fr;gap:22px;}
}
@media (max-width:720px){
  /* keep the 10-char wordmark on one line down to the 640px switch */
  .sk-hero-title{font-size:44px;}
}
@media (max-width:640px){
  .sk-inner{padding:0 20px;}
  .sk-header .sk-inner{gap:12px;}
  .sk-wordmark{font-size:15px;flex-shrink:1;min-width:0;}
  .sk-wordmark small{font-size:8px;letter-spacing:.1em;white-space:nowrap;}
  .sk-header-link{font-size:11px;padding:7px 12px;white-space:nowrap;flex-shrink:0;}
  .sk-top-strip{padding:7px 20px;}
  .sk-hero{padding:64px 0 72px;}
  /* 375px: 10 chars must fit one line inside 335px (PM: mobile FV break) */
  .sk-hero-title{font-size:30px;letter-spacing:.06em;}
  .sk-hero-rule::before,.sk-hero-rule::after{width:48px;}
  .sk-hero-catch{font-size:13px;letter-spacing:.16em;}
  .sk-hero-catch .sk-nb{display:inline-block;}
  .sk-signup{flex-direction:column;}
  .sk-strip,.sk-principles,.sk-pages-grid{grid-template-columns:1fr;}
  .sk-report-list{grid-template-columns:1fr;}
  .sk-row .sk-thumb{flex:none;width:100%;aspect-ratio:1200/630;}
}
@media (max-width:360px){
  .sk-hero-title{font-size:26px;}
}

/* ==== single report article (PM-822) ==== */
.sk-article-page{max-width:1080px;margin:0 auto;padding:56px 36px 72px;}
.sk-article-head .sk-meta{font-size:12.5px;font-weight:700;color:var(--sk-primary);margin:0;}
.sk-article-head .sk-meta span{color:var(--sk-muted);font-weight:500;margin-left:12px;}
.sk-article-title{font-family:var(--sk-font-serif);font-size:30px;line-height:1.6;font-weight:700;color:var(--sk-heading);margin:12px 0 0;}
.sk-article-thumb{margin-top:28px;border:1px solid var(--sk-border);border-radius:8px;overflow:hidden;}
.sk-article-body{margin-top:36px;font-size:15px;line-height:2;color:var(--sk-body-text);}
.sk-article-body h2{font-family:var(--sk-font-serif);font-size:22px;line-height:1.6;font-weight:700;color:var(--sk-heading);margin:52px 0 18px;padding-bottom:10px;border-bottom:1px solid var(--sk-border);}
.sk-article-body h3{font-size:17px;font-weight:700;color:var(--sk-heading);margin:36px 0 14px;}
.sk-article-body p{margin:0 0 22px;}
.sk-article-body a{color:var(--sk-primary);text-decoration:underline;}
.sk-article-body ul,.sk-article-body ol{margin:0 0 22px;padding-left:24px;}
.sk-article-body li{margin-bottom:8px;}
.sk-article-body img{border:1px solid var(--sk-border);border-radius:6px;}
.sk-article-body table{width:100%;border-collapse:collapse;font-size:13px;margin:0 0 22px;}
.sk-article-body th,.sk-article-body td{border:1px solid var(--sk-border);padding:8px 12px;text-align:left;}
.sk-article-body th{background:var(--sk-bg01);font-weight:700;color:var(--sk-heading);}
.sk-article-body blockquote{border-left:3px solid var(--sk-border);margin:0 0 22px;padding:4px 0 4px 18px;color:var(--sk-muted);}
.sk-article-back{margin-top:48px;}
.sk-article-back a{font-size:13px;font-weight:700;color:var(--sk-primary);}
@media (max-width:767px){
  .sk-article-page{padding:36px 20px 56px;}
  .sk-article-title{font-size:23px;}
}

/* ==== single report: hide Cocoon auto TOC, writer box (PM-826) ==== */
.souken-page .toc{display:none;}
.sk-writer{display:flex;gap:16px;align-items:flex-start;border:1px solid var(--sk-border);border-radius:8px;background:var(--sk-bg01);padding:18px 22px;margin-top:32px;}
.sk-writer-name{font-size:14px;font-weight:700;color:var(--sk-heading);}
.sk-writer-name small{font-size:11px;font-weight:500;color:var(--sk-muted);margin-left:10px;}
.sk-writer-bio{font-size:12.5px;line-height:1.9;color:var(--sk-body-text);margin-top:6px;}

/* Cocoon's decorative quote glyphs overlap the text on the souken shell —
 * strip them and let the left-border style stand alone (PM-826 follow-up). */
.sk-article-body blockquote{background:var(--sk-bg01);border-left:3px solid var(--sk-border);border-radius:0 6px 6px 0;padding:16px 20px;}
.sk-article-body blockquote::before,.sk-article-body blockquote::after{content:none;display:none;}
.sk-article-body blockquote p:last-child{margin-bottom:0;}

/* ---- legal pages on the souken shell (page-tokushoho.php, PM-1548) ---- */
.sk-hero--compact{padding-top:56px;padding-bottom:48px;}
.sk-hero-title--sub{font-size:34px;letter-spacing:.06em;}
.sk-legal{max-width:760px;margin:0 auto;font-size:13.5px;line-height:2;color:var(--sk-body-text);}
.sk-legal h2,.sk-legal h3,.sk-legal h4{font-size:14.5px;font-weight:700;color:var(--sk-heading);margin:30px 0 6px;}
.sk-legal h2:first-child,.sk-legal h3:first-child{margin-top:0;}
.sk-legal p{margin:0 0 12px;}
.sk-legal ul,.sk-legal ol{margin:0 0 12px;padding-left:1.4em;}
.sk-legal table{width:100%;border-collapse:collapse;font-size:13px;}
.sk-legal th,.sk-legal td{padding:14px 8px;border-bottom:1px solid var(--sk-border);text-align:left;vertical-align:top;}
.sk-legal th{width:28%;font-weight:700;color:var(--sk-heading);}
.sk-legal dt{font-weight:700;color:var(--sk-heading);margin-top:22px;}
.sk-legal dd{margin:4px 0 0;}
.sk-legal a{color:var(--sk-ink);text-decoration:underline;}
@media (max-width:640px){.sk-hero-title--sub{font-size:24px;}.sk-legal th{width:36%;}}

/* ==== header actions / signup fork / plans v2 (PM-1552, mock: docs/design/souken-prime-ui-mock.html) ==== */
[hidden]{display:none!important;}
.sk-header-nav{display:flex;gap:6px;align-items:center;}
.sk-header-text{font-size:12px;font-weight:600;color:rgba(255,255,255,.8);padding:8px 12px;}
.sk-header-text:hover{color:#fff;}
.sk-header-login{font-size:12px;font-weight:700;color:#fff;padding:8px 14px;}
.sk-header-join{font-size:12px;font-weight:700;color:var(--sk-dark);background:#fff;padding:9px 18px;}
.sk-hero-foot{max-width:640px;margin:13px auto 0;font-size:11.5px;line-height:1.8;color:rgba(255,255,255,.6);text-align:center;}
.sk-hero-foot a{text-decoration:underline;color:rgba(255,255,255,.75);}
.sk-branch{max-width:640px;margin:46px auto 0;text-align:left;}
.sk-branch-lead{margin:0 0 14px;font-size:14px;font-weight:700;display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap;color:#fff;}
.sk-branch-lead small{font-weight:400;font-size:11.5px;color:rgba(255,255,255,.6);font-family:var(--sk-font-en);}
.sk-branch-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
/* Both fork cards are white on the dark hero (2026-09-07: the translucent dark card was hard to read). */
.sk-branch-card{font:inherit;text-align:left;cursor:pointer;display:grid;grid-template-rows:auto 44px 1fr 44px;row-gap:8px;padding:18px 18px 16px;border:1px solid #fff;background:#fff;color:var(--sk-heading);text-decoration:none;}
.sk-branch-card .sk-branch-desc{color:var(--sk-body-text);opacity:1;}
.sk-branch-card .sk-branch-cta{border-color:var(--sk-heading);color:var(--sk-heading);}
.sk-branch-card--prime{background:#fff;color:var(--sk-heading);border-color:#fff;}
.sk-branch-name{font-size:13px;font-weight:700;line-height:1.6;}
.sk-branch-price{font-family:var(--sk-font-en),"Noto Sans JP",sans-serif;font-size:20px;font-weight:700;line-height:1.2;align-self:end;}
.sk-branch-price small{display:block;font-size:11px;font-weight:600;opacity:.75;margin-top:2px;}
.sk-branch-desc{font-size:12px;line-height:1.8;opacity:.85;}
.sk-branch-cta{font-size:12.5px;font-weight:700;display:flex;align-items:center;justify-content:center;border:1px solid currentColor;}
.sk-branch-card--prime .sk-branch-cta{background:var(--sk-heading);border-color:var(--sk-heading);color:#fff;}
.sk-branch-foot{margin:14px 0 0;font-size:11px;line-height:1.8;color:rgba(255,255,255,.55);display:flex;gap:16px;flex-wrap:wrap;}
.sk-branch-foot a{text-decoration:underline;color:rgba(255,255,255,.7);}
.sk-cycle{display:inline-flex;margin-top:22px;border:1px solid var(--sk-heading);}
.sk-cycle button{font:inherit;font-size:12.5px;font-weight:700;border:0;background:#fff;color:var(--sk-heading);padding:10px 22px;cursor:pointer;display:inline-flex;align-items:baseline;gap:8px;}
.sk-cycle button small{font-size:10.5px;font-weight:600;color:var(--sk-muted);}
.sk-cycle button.is-on{background:var(--sk-heading);color:#fff;}
.sk-cycle button.is-on small{color:rgba(255,255,255,.7);}
.sk-plans2{margin-top:34px;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:auto auto auto auto 1fr auto auto;gap:0 20px;}
/* Every card spans the same 7 parent rows (subgrid): name / sentence / price / tax / list / button / footnote,
   so the three buttons sit on one line however the copy wraps. */
.sk-p2{background:#fff;border:1px solid var(--sk-border);padding:32px 30px 28px;display:grid;grid-row:span 7;grid-template-rows:subgrid;row-gap:0;align-items:start;}
.sk-p2--prime{border:2px solid var(--sk-heading);padding:31px 29px 27px;}
.sk-p2-name{margin:0;font-size:14px;font-weight:700;color:var(--sk-heading);display:flex;justify-content:space-between;align-items:baseline;gap:10px;line-height:24px;}
.sk-p2-name span{font-size:11px;font-weight:500;color:var(--sk-muted);}
.sk-p2-what{margin:6px 0 0;font-size:12.5px;line-height:1.7;color:var(--sk-body-text);}
.sk-p2-price{margin:16px 0 0;display:flex;align-items:baseline;gap:8px;line-height:1;white-space:nowrap;}
.sk-p2-price .num{font-family:var(--sk-font-serif);font-size:40px;font-weight:700;letter-spacing:.01em;color:var(--sk-heading);font-variant-numeric:tabular-nums;}
.sk-p2-price .unit{font-size:13px;font-weight:700;color:var(--sk-heading);}
.sk-p2-tax{margin:8px 0 0;font-size:11px;line-height:1.6;color:var(--sk-muted);min-height:1.6em;}
.sk-p2-list{list-style:none;margin:18px 0 22px;padding:18px 0 0;border-top:1px solid var(--sk-border);display:grid;gap:8px;align-content:start;}
.sk-p2-list li{position:relative;padding:0 0 0 18px;font-size:12.5px;line-height:1.7;color:var(--sk-body-text);}
.sk-p2-list li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;background:var(--sk-primary);}
.sk-p2-btn{display:flex;justify-content:center;align-items:center;height:48px;box-sizing:border-box;font-size:13px;font-weight:700;border:1px solid var(--sk-heading);color:var(--sk-heading);background:#fff;text-decoration:none;}
.sk-p2-btn--fill{background:var(--sk-heading);color:#fff;}
.sk-p2-btn--off{color:var(--sk-muted);border-color:var(--sk-border);}
.sk-p2-sub{margin:0;padding-top:8px;font-size:11px;line-height:1.8;color:var(--sk-muted);text-align:center;}
.sk-p2-sub a{text-decoration:underline;}
@media (max-width:820px){
  .sk-plans2{grid-template-columns:1fr;grid-template-rows:none;row-gap:20px;}
  .sk-p2{grid-row:auto;grid-template-rows:auto;}
  .sk-branch-grid{grid-template-columns:1fr;}
  .sk-header-join{padding:8px 14px;}
  .sk-header-text{display:none;}
}

/* ==== /register/ (PM-1557) ==== */
.sk-register-notice{padding:22px 0 0;}
.sk-register-notice p{margin:0;font-size:13px;color:var(--sk-body-text);}
.sk-register-notice a{text-decoration:underline;}
.sk-hero--register .sk-hero-catch{font-size:15px;letter-spacing:.1em;}
.sk-register-note{max-width:640px;font-size:13.5px;line-height:2;color:var(--sk-body-text);}
.sk-register-note p{margin:0 0 12px;}
.sk-register-note a{text-decoration:underline;}

/* inline signup inside the free plan card (/register/, PM-1561) */
.sk-p2-form .sk-signup{max-width:none;margin:0;flex-direction:column;gap:8px;}
.sk-p2-form .sk-signup input[type="email"]{border:1px solid var(--sk-border);background:#fff;color:var(--sk-ink);font-size:13px;padding:12px 14px;}
.sk-p2-form .sk-signup input[type="email"]::placeholder{color:var(--sk-muted);}
.sk-p2-form .sk-signup button{height:48px;border:1px solid var(--sk-heading);background:#fff;color:var(--sk-heading);padding:0;}
.sk-p2-form .sk-sent-box{max-width:none;margin:0;border-color:var(--sk-border);padding:14px;}
.sk-p2-form .sk-sent-box .sk-sent-h{color:var(--sk-heading);font-size:13px;}
.sk-p2-form .sk-sent-box p{color:var(--sk-body-text);font-size:11.5px;}
.sk-p2-form .sk-sent-box b{color:var(--sk-heading);}
.sk-p2-form .sk-form-error{color:#b3261e;}

/* 案A (PM-1582): the monthly view leads with 初月 0円 and a band on the individual card */
.sk-p2--prime{position:relative;}
.sk-p2-band{position:absolute;top:0;left:-2px;width:calc(100% + 4px);padding:7px 12px;background:var(--sk-primary);color:#fff;text-align:center;font-size:12px;font-weight:700;letter-spacing:.08em;transform:translateY(-100%);box-sizing:border-box;}
.sk-p2-price--trial .num{font-size:50px;}
.sk-p2-price--trial .unit:first-child{margin-right:2px;}
.sk-p2-tax--trial{color:var(--sk-heading);font-size:12px;font-weight:700;}

.sk-plans-member{margin:0;font-size:13.5px;line-height:2;color:var(--sk-body-text);}
.sk-plans-member a{text-decoration:underline;color:var(--sk-heading);}

.sk-p2-btn--current{background:var(--sk-bg01);border-color:var(--sk-border);color:var(--sk-heading);cursor:default;}
.souken-page .sk-p2-btn--current:hover{opacity:1;}

/* Pickup grid: three editor-pinned reports (PM-1589). */
.sk-pickup-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;margin-top:18px;}
.sk-pickup-card{min-width:0;}
.sk-pickup-card .sk-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:#eef0f6;}
.sk-pickup-card .sk-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
.sk-pickup-card .sk-meta{font-size:12.5px;font-weight:700;color:var(--sk-primary);margin:14px 0 0;}
.sk-pickup-card .sk-meta span{color:var(--sk-muted);font-weight:500;margin-left:12px;}
.sk-pickup-card h2{font-family:var(--sk-font-serif);padding-top:8px;font-size:17px;line-height:1.7;font-weight:700;color:var(--sk-heading);margin:0;}
.sk-pickup-card h2 a{color:inherit;}
.sk-pickup-card .sk-read{display:inline-flex;margin-top:12px;font-size:13px;font-weight:700;color:var(--sk-primary);}
@media (max-width:980px){.sk-pickup-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:720px){.sk-pickup-grid{grid-template-columns:1fr;gap:26px;}}

/* Redeploy marker 2026-09-07 17:30 JST: forced re-upload after the FTP sync race (stuck run 34098952804 overwrote newer files). */

/* Registration landing (PM-1592). */
.sk-reg-lead{margin:34px auto 0;max-width:640px;font-size:14px;line-height:2;color:rgba(255,255,255,.82);}
.sk-reg-actions{margin:22px 0 0;}
.sk-reg-section{padding:56px 0;}
.sk-reg-section--alt{background:var(--sk-bg01);}
.sk-reg-section .sk-sec-head{margin-bottom:18px;}
.sk-pickup-grid--one{grid-template-columns:minmax(0,1fr);max-width:640px;}
.sk-reg-plans{max-width:720px;margin:0 auto;padding:32px 36px;border:1px solid var(--sk-border);background:#fff;text-align:center;}
.sk-reg-plans-h{font-family:var(--sk-font-serif);font-size:20px;font-weight:700;color:var(--sk-heading);margin:0;}
.sk-reg-plans-t{margin:12px 0 0;font-size:13.5px;line-height:2;color:var(--sk-body-text);}
.sk-reg-plans-a{margin:20px 0 0;display:flex;gap:18px;align-items:center;justify-content:center;flex-wrap:wrap;}
.sk-reg-btn{display:inline-block;padding:13px 30px;background:var(--sk-dark);color:#fff;font-size:13.5px;font-weight:700;text-decoration:none;}
.sk-reg-link{font-size:13px;font-weight:700;color:var(--sk-primary);}

/* Registered-reader state on the hero (PM-1595). */
.sk-registered{max-width:640px;margin:46px auto 0;text-align:center;}
.sk-registered-t{margin:0 0 18px;font-size:14px;line-height:2;color:rgba(255,255,255,.82);}


/* Password setup on the landing and member page (PM-1601). */
.sk-reg-section--pw{padding:40px 0 8px;}
.sk-pwset{max-width:520px;margin:0 auto;padding:28px 32px;border:1px solid var(--sk-border);background:#fff;}
.sk-pwset-h{font-family:var(--sk-font-serif);font-size:19px;font-weight:700;color:var(--sk-heading);margin:0;}
.sk-pwset-t{margin:8px 0 0;font-size:13.5px;line-height:1.9;color:var(--sk-body-text);}
.sk-pwset-err{margin:12px 0 0;font-size:13px;color:#b42318;}
.sk-pwset-ok{margin:8px 0 0;font-size:13px;color:#1a7f37;}
.sk-pwset-form{margin-top:16px;display:grid;gap:12px;}
.sk-pwset-form label{display:grid;gap:6px;font-size:12.5px;font-weight:700;color:var(--sk-heading);}
.sk-pwset-form input{padding:11px 12px;border:1px solid var(--sk-border);font-size:14px;background:#fff;color:var(--sk-ink);}
.sk-pwset-form button{padding:13px 24px;background:var(--sk-dark);color:#fff;border:0;font-size:13.5px;font-weight:700;cursor:pointer;}
.pm-pro-account__dl .sk-pwset{margin-top:12px;padding:18px 20px;max-width:none;}