/*
Theme Name: あゆみ式 Ver.3 開発版
Theme URI: https://ayumishiki.com/
Author: あゆみ塾
Description: 無料学習プリント「あゆみ式」Theme Ver.3の開発・確認用テーマです。
Version: 3.15.0-phase2
Requires at least: 6.4
Requires PHP: 8.0
Text Domain: ayumi-shiki
*/

:root {
  --cream:#fffbd8; --paper:#fffef8; --ink:#252321; --muted:#716d67;
  --pink:#ff2f6d; --pink-dark:#d91b55; --pink-soft:#fff0f4;
  --blue:#1764d6; --blue-dark:#0c4cae; --blue-soft:#eef5ff;
  --yellow:#ffcd3c; --line:#e9e0c8; --radius:22px; --content:1164px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Hiragino Maru Gothic ProN","Yu Gothic",Meiryo,sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}.screen-reader-text{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.container{width:min(var(--content),calc(100% - 48px));margin-inline:auto}.site-header{position:relative;z-index:20;background:#fff}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:84px}.brand{display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:700}.brand strong{font-size:18px}.brand-mark{display:grid;width:42px;height:42px;place-items:center;border-radius:50% 45% 48% 52%;background:var(--pink);color:#fff;font-size:23px;font-weight:900;transform:rotate(-4deg)}.main-nav ul{display:flex;align-items:center;gap:28px;margin:0;padding:0;list-style:none}.main-nav a{font-size:14px;font-weight:800;border-bottom:2px solid transparent}.main-nav a:hover,.main-nav a:focus-visible{border-color:var(--pink)}.menu-toggle{display:none;border:0;background:var(--pink);color:#fff;border-radius:999px;padding:9px 14px;font-weight:800}.hero{position:relative;display:grid;grid-template-columns:1.02fr .98fr;align-items:center;min-height:680px;overflow:hidden;padding:60px max(28px,calc((100vw - var(--content))/2)) 90px;background:radial-gradient(circle at 12% 15%,rgba(255,255,255,.9) 0 7%,transparent 7.2%),var(--cream);border-bottom:1px solid #f1e7a8}.hero-copy{position:relative;z-index:3;padding-right:40px}.eyebrow{margin:0 0 20px;color:var(--blue);font-size:16px;font-weight:900;letter-spacing:.08em}.eyebrow span{display:inline-block;margin-right:8px;padding:4px 13px;border-radius:999px;background:var(--blue);color:#fff}.hero h1{margin:0;font-size:clamp(46px,5.1vw,76px);line-height:1.22;letter-spacing:-.05em;font-weight:900}.hero h1 em{color:var(--pink);font-style:normal}.hero-lead{max-width:620px;margin:28px 0 0;color:#514e49;font-size:17px;font-weight:600;line-height:2}.hero-actions{display:flex;align-items:center;gap:18px;margin-top:30px}.button,.wp-element-button{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:0;border-radius:999px;background:var(--pink);color:#fff;padding:15px 24px;font-weight:900;box-shadow:0 7px 0 #bf1747;cursor:pointer}.button:hover{transform:translateY(2px);box-shadow:0 5px 0 #bf1747}.button.blue{background:var(--blue);box-shadow:0 7px 0 var(--blue-dark)}.no-signup{color:var(--muted);font-size:13px;font-weight:700}.hero-points{display:flex;gap:28px;margin:42px 0 0;padding:0;list-style:none}.hero-points li{display:flex;align-items:center;gap:8px}.hero-points strong{display:grid;width:45px;height:45px;place-items:center;border:2px solid var(--blue);border-radius:50%;color:var(--blue);font-size:14px}.hero-points span{font-size:13px;font-weight:800}.hero-visual{position:relative;min-height:540px}.hero-visual:before{content:"";position:absolute;inset:4% 0 0 4%;border-radius:48% 52% 46% 54%;background:#fff;box-shadow:0 30px 90px rgba(142,116,34,.09);transform:rotate(3deg)}.sheet{position:absolute;width:41%;border:7px solid #fff;border-radius:8px;box-shadow:0 20px 45px rgba(70,53,15,.18)}.sheet-one{z-index:3;width:46%;left:25%;top:9%;transform:rotate(-1deg)}.sheet-two{z-index:2;left:3%;top:22%;transform:rotate(-8deg)}.sheet-three{z-index:1;right:2%;top:24%;transform:rotate(9deg)}.free-sticker{position:absolute;z-index:6;right:0;bottom:6%;display:grid;width:112px;height:112px;place-items:center;align-content:center;border:4px solid #fff;border-radius:50%;background:var(--blue);color:#fff;box-shadow:0 9px 0 var(--blue-dark);text-align:center;line-height:1.2;transform:rotate(7deg)}.free-sticker strong{font-size:23px}.feature-strip{display:grid;grid-template-columns:repeat(3,1fr);max-width:var(--content);margin:-38px auto 0;position:relative;z-index:5;border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:0 16px 45px rgba(61,51,26,.08)}.feature-strip>div{padding:25px 28px}.feature-strip>div+div{border-left:1px solid var(--line)}.feature-strip strong{display:block;font-size:17px}.feature-strip p{margin:2px 0 0;color:var(--muted);font-size:13px}.section{padding:100px max(28px,calc((100vw - var(--content))/2))}.section-heading{margin-bottom:44px;text-align:center}.section-kicker{margin:0 0 8px;color:var(--pink);font-size:12px;font-weight:900;letter-spacing:.2em}.section-heading h2{margin:0;font-size:clamp(32px,4vw,48px);line-height:1.35;letter-spacing:-.04em}.section-heading>p:last-child{margin:12px 0 0;color:var(--muted)}.subject-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:44px}.subject-card{padding:22px 12px;border:1px solid var(--line);border-radius:18px;background:#fff;text-align:center;font-weight:900}.subject-card.active{border-color:var(--pink);background:var(--pink-soft);color:var(--pink-dark)}.subject-card small{display:block;color:var(--muted);font-size:11px;font-weight:600}.worksheet-grid,.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.worksheet-card,.post-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 12px 35px rgba(54,43,22,.06)}.worksheet-cover{position:relative;height:270px;background:var(--blue-soft)}.worksheet-card:nth-child(2n) .worksheet-cover{background:var(--pink-soft)}.worksheet-cover img{width:100%;height:100%;object-fit:contain;padding:20px 38px 0}.worksheet-copy,.post-copy{padding:20px 22px 24px}.worksheet-copy .meta,.post-copy .meta{margin:0;color:var(--muted);font-size:12px;font-weight:700}.worksheet-copy h3,.post-copy h3{margin:3px 0 16px;font-size:23px;line-height:1.45}.download-link{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-radius:12px;background:var(--blue);color:#fff;font-size:14px;font-weight:900}.worksheet-card:nth-child(2n) .download-link{background:var(--pink)}.unit-section{background:var(--cream);border-block:1px solid #f1e7a8}.unit-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:0;padding:0;list-style:none}.unit-list li{display:flex;min-height:68px;align-items:center;gap:13px;padding:12px 15px;border:1px solid #eadfa4;border-radius:14px;background:rgba(255,255,255,.76)}.unit-list span{display:grid;flex:0 0 auto;width:36px;height:36px;place-items:center;border-radius:50%;background:var(--pink);color:#fff;font-size:11px;font-weight:900}.unit-list li:nth-child(2n) span{background:var(--blue)}.unit-list strong{font-size:13px;line-height:1.45}.steps-section{background:var(--blue);color:#fff}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.step{display:flex;gap:16px;padding:27px;border:1px solid rgba(255,255,255,.22);border-radius:20px;background:rgba(255,255,255,.1)}.step>span{display:grid;flex:0 0 42px;height:42px;place-items:center;border-radius:50%;background:#fff;color:var(--blue);font-weight:900}.step h3{margin:1px 0 5px}.step p{margin:0;color:#dfeaff;font-size:13px}.content-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;padding-block:75px}.entry-header h1{margin:0 0 10px;font-size:clamp(34px,5vw,54px);line-height:1.35}.entry-content{font-size:16px}.entry-content h2{margin-top:2.2em;padding-bottom:.35em;border-bottom:3px solid var(--pink)}.entry-content h3{margin-top:1.8em;color:var(--blue)}.entry-content a{color:var(--blue);text-decoration:underline}.entry-content img{border-radius:14px}.sidebar-box{margin-bottom:20px;padding:20px;border:1px solid var(--line);border-radius:16px;background:#fff}.sidebar-box h2{margin:0 0 10px;font-size:17px}.filter-form{display:grid;grid-template-columns:1fr 1fr auto;gap:12px;margin-bottom:36px;padding:20px;border-radius:18px;background:var(--cream)}.filter-form select,.contact-form input,.contact-form textarea{width:100%;border:1px solid #d7cfbd;border-radius:10px;background:#fff;padding:12px;font:inherit}.contact-form{max-width:720px}.contact-field{margin-bottom:18px}.contact-field label{display:block;margin-bottom:5px;font-weight:800}.contact-field .required{color:var(--pink)}.contact-consent{display:flex;align-items:flex-start;gap:8px}.contact-consent input{width:auto;margin-top:7px}.form-message{padding:14px 16px;border-radius:12px;background:var(--blue-soft);color:var(--blue-dark);font-weight:700}.form-error{background:var(--pink-soft);color:var(--pink-dark)}.ad-slot{max-width:var(--content);margin:36px auto;padding:12px;text-align:center}.site-footer{background:#272522;color:#fff}.footer-main{display:grid;grid-template-columns:1fr 2fr;gap:50px;padding-block:54px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.footer-links a{color:#dedad4;font-size:13px}.footer-bottom{padding:18px 0;border-top:1px solid #44413d;color:#99938c;text-align:center;font-size:11px}.pagination{display:flex;justify-content:center;gap:8px;margin-top:40px}.pagination .page-numbers{padding:8px 13px;border-radius:9px;background:#fff;border:1px solid var(--line)}.pagination .current{background:var(--pink);color:#fff}.notice{padding:18px;border-radius:14px;background:var(--cream)}
@media(max-width:980px){.main-nav{display:none}.main-nav.is-open{display:block;position:absolute;top:74px;left:18px;right:18px;padding:18px;border-radius:16px;background:#fff;box-shadow:0 16px 40px rgba(0,0,0,.12)}.main-nav.is-open ul{flex-direction:column}.menu-toggle{display:block}.hero{grid-template-columns:1fr;text-align:center}.hero-copy{padding-right:0}.hero-actions,.hero-points{justify-content:center}.hero-visual{width:min(630px,100%);margin:35px auto 0}.feature-strip{margin-inline:24px}.worksheet-grid,.post-grid{grid-template-columns:repeat(2,1fr)}.subject-grid{grid-template-columns:repeat(3,1fr)}.unit-list{grid-template-columns:repeat(2,1fr)}.content-wrap{grid-template-columns:1fr}.footer-main{grid-template-columns:1fr}}
@media(max-width:680px){.container{width:min(100% - 36px,var(--content))}.header-inner{min-height:68px}.brand{font-size:11px}.brand strong{font-size:14px}.brand-mark{width:36px;height:36px;font-size:19px}.hero{min-height:auto;padding:42px 20px 70px}.hero h1{font-size:42px}.hero-lead{font-size:14px}.hero-actions{flex-direction:column}.hero-points{gap:12px}.hero-points li{flex-direction:column}.hero-visual{min-height:390px}.sheet{border-width:4px}.free-sticker{width:82px;height:82px;font-size:11px}.feature-strip{grid-template-columns:1fr}.feature-strip>div+div{border-left:0;border-top:1px solid var(--line)}.section{padding:76px 20px}.worksheet-grid,.post-grid,.unit-list,.steps,.subject-grid{grid-template-columns:1fr}.worksheet-cover{height:315px}.filter-form{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr}.footer-main{gap:32px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* Card layout and keyboard-accessibility fixes (v1.1.0). */
a:focus-visible,button:focus-visible{outline:3px solid var(--yellow);outline-offset:4px}
.worksheet-card{display:flex;flex-direction:column}
.worksheet-cover{display:block}
.worksheet-copy{display:flex;flex:1;flex-direction:column}
.download-link{margin-top:auto}

/* ===== あゆみ式 Theme 1.0 完成版 ===== */
.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0;color:var(--muted);font-size:12px}.archive-main,.worksheet-detail{padding-bottom:80px}.archive-main>.entry-header{text-align:center;padding:40px 0 28px}.filter-form{grid-template-columns:1.4fr 1fr 1fr auto}.filter-form input,.filter-form select{width:100%;border:1px solid #d7cfbd;border-radius:10px;background:#fff;padding:12px;font:inherit}.worksheet-detail{max-width:1040px}.worksheet-detail>article{padding-bottom:40px}.worksheet-meta{display:flex;flex-wrap:wrap;gap:8px}.worksheet-meta span{padding:5px 12px;border-radius:999px;background:var(--blue-soft);color:var(--blue-dark);font-size:12px;font-weight:800}.worksheet-hero-detail{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.8fr);gap:42px;align-items:center;margin:36px 0 60px}.worksheet-detail-cover{padding:22px;border-radius:24px;background:var(--cream)}.worksheet-detail-cover img{width:100%;max-height:620px;object-fit:contain}.worksheet-summary{padding:30px;border:1px solid var(--line);border-radius:24px;background:#fff}.worksheet-excerpt{font-size:17px;font-weight:700}.worksheet-summary dl{margin:24px 0}.worksheet-summary dl div{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line)}.worksheet-summary dt{color:var(--muted)}.worksheet-summary dd{margin:0;font-weight:800}.included-units{margin:56px 0;padding:34px;border-radius:26px;background:var(--cream)}.included-units h2{margin-top:0}.included-units ol{display:grid;gap:12px;margin:0;padding:0;list-style:none}.included-units li{display:flex;gap:15px;padding:16px;border:1px solid #eadfa4;border-radius:15px;background:#fff}.included-units li>span{display:grid;flex:0 0 38px;height:38px;place-items:center;border-radius:50%;background:var(--pink);color:#fff;font-weight:900}.included-units strong{display:block}.included-units p{margin:3px 0 0;color:var(--muted);font-size:13px}.progress-panel{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:46px 0;padding:24px;border:2px dashed var(--blue);border-radius:20px;background:var(--blue-soft)}.progress-panel p{margin:3px 0 0;color:var(--muted);font-size:12px}.progress-toggle{border:0;border-radius:999px;background:var(--blue);color:#fff;padding:12px 18px;font-weight:900;cursor:pointer}.progress-panel.is-done{border-color:#48a868;background:#effaf2}.progress-panel.is-done .progress-toggle{background:#398653}.worksheet-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:32px 0}.worksheet-nav div:last-child{text-align:right}.related-section{margin-top:60px}.learning-start{background:var(--blue-soft)}.start-options{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.start-options button{padding:24px;border:2px solid var(--blue);border-radius:18px;background:#fff;color:var(--blue-dark);font:inherit;font-weight:900;cursor:pointer}.start-result{display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:850px;margin:24px auto 0;padding:20px;border-radius:18px;background:#fff}.grade-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grade-grid a{display:flex;align-items:center;justify-content:space-between;padding:24px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 10px 25px rgba(54,43,22,.05)}.grade-grid strong{font-size:21px}.grade-grid span{color:var(--muted);font-size:12px}.center-action{text-align:center;margin-top:38px}.popular-section{background:var(--cream)}
@media(max-width:800px){.worksheet-hero-detail{grid-template-columns:1fr}.filter-form{grid-template-columns:1fr 1fr}.start-options,.grade-grid{grid-template-columns:1fr}.start-result{align-items:flex-start;flex-direction:column}}
@media(max-width:560px){.filter-form{grid-template-columns:1fr}.included-units{padding:22px 16px}.progress-panel{align-items:flex-start;flex-direction:column}.worksheet-nav{grid-template-columns:1fr}.worksheet-nav div:last-child{text-align:left}}
/* Phase 1：教材カード内の収録単元表示 */
.worksheet-unit-summary {
  margin: 14px 0 16px;
  padding: 12px 14px;
  background: #fff8fb;
  border: 1px solid #f3d4df;
  border-radius: 12px;
}

.worksheet-unit-summary-title {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
  color: #c83d70;
}

.worksheet-unit-summary ul {
  margin: 0;
  padding-left: 1.2em;
}

.worksheet-unit-summary li {
  margin: 0 0 4px;
  font-size: 13px;
  line-height: 1.55;
  color: #333;
}

.worksheet-unit-summary li:last-child {
  margin-bottom: 0;
}

.worksheet-unit-more {
  margin: 7px 0 0;
  font-size: 12px;
  line-height: 1.4;
  color: #777;
}

@media (max-width: 767px) {
  .worksheet-unit-summary {
    margin: 12px 0 14px;
    padding: 11px 12px;
  }

  .worksheet-unit-summary-title,
  .worksheet-unit-summary li {
    font-size: 12px;
  }

  .worksheet-unit-more {
    font-size: 11px;
  }

  .worksheet-copy h3 {
    font-size: 20px;
    line-height: 1.4;
    letter-spacing: -0.02em;
  }

  .worksheet-copy h3 a {
    word-break: keep-all;
    overflow-wrap: normal;
  }
}
/* Phase 2: 公開済み教材から作るおすすめ学習スタート */
.start-options button.is-selected{background:var(--blue);color:#fff}
.start-result[hidden]{display:none}
.start-result p{margin:6px 0 0}
.start-picker{flex:1}
.start-selects{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.start-selects label{display:grid;gap:5px;color:var(--muted);font-size:12px;font-weight:800}
.start-selects select{width:100%;padding:10px;border:1px solid var(--line);border-radius:10px;background:#fff;font:inherit}
.start-choice-title{color:var(--muted);font-size:13px}
@media(max-width:767px){.start-selects{grid-template-columns:1fr}.start-result{align-items:stretch;flex-direction:column}.start-result .button{width:100%}}

/* Phase 2: スマホ操作性・キーボード操作の基礎調整 */
:where(a,button,input,select,textarea):focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.menu-toggle{min-height:44px}
.filter-form input,.filter-form select,.filter-form .button{min-height:44px}

/* Phase 2: 本文スキップと現在位置の読み上げ対応 */
.skip-link{position:fixed;z-index:10000;top:12px;left:12px;padding:10px 16px;border-radius:8px;background:#fff;color:var(--blue-dark);font-weight:900;box-shadow:0 4px 18px rgba(0,0,0,.2);transform:translateY(calc(-100% - 24px))}
.skip-link:focus{transform:translateY(0)}

/* Phase 2: 404・検索結果なしページの案内 */
.empty-results{grid-column:1/-1;padding:34px;border:1px solid var(--line);border-radius:22px;background:var(--cream);text-align:center}
.empty-results h2{margin:0 0 8px;font-size:24px}
.empty-results p{margin:0;color:var(--muted)}
.empty-results-actions{display:flex;align-items:center;justify-content:center;gap:24px;margin-top:24px}
.empty-results-actions>a:not(.button){color:var(--blue);font-weight:800;text-decoration:underline}
.error-page{padding-bottom:90px}
.error-panel{max-width:850px;margin:50px auto 0;padding:64px 48px;border:1px solid var(--line);border-radius:28px;background:linear-gradient(135deg,var(--cream),#fff);text-align:center}
.error-code{margin:0;color:var(--pink);font-size:13px;font-weight:900;letter-spacing:.2em}
.error-panel h1{margin:8px 0 14px;font-size:clamp(36px,6vw,60px);line-height:1.3}
.error-lead{margin:0;color:var(--muted)}
.error-search{display:grid;grid-template-columns:1fr auto;gap:12px;max-width:650px;margin:32px auto 0}
.error-search input{width:100%;border:1px solid #d7cfbd;border-radius:12px;background:#fff;padding:14px;font:inherit}
.error-links{display:flex;justify-content:center;gap:24px;margin-top:30px}
.error-links a{color:var(--blue);font-weight:800;text-decoration:underline}
@media(max-width:680px){.empty-results{padding:26px 18px}.empty-results-actions,.error-links{align-items:center;flex-direction:column;gap:16px}.error-panel{margin-top:28px;padding:42px 20px}.error-search{grid-template-columns:1fr}}
.entry-byline{display:flex;flex-wrap:wrap;gap:8px 18px;margin:8px 0 22px;color:var(--muted);font-size:13px;font-weight:700}
.entry-byline a{color:var(--blue);text-decoration:underline;text-underline-offset:3px}