@charset "UTF-8";

/* Potteri Studio 公式HP 試作 v1（A案：写真主役・白基調）
   色は写真を引き立てるための最小限だけを使う。面をテーマカラーで塗らない。 */
:root{
  --paper:#ffffff;
  --paper-sub:#f7f6f2;
  --ink:#26241f;
  --muted:#5d594f;
  --line:#e4e1d9;
  --accent:#275e75; /* トップ写真の海の深い青。リンクとボタンだけに使う */
  --max:1120px;
  --read:720px;
  --serif:"Hiragino Mincho ProN","Hiragino Mincho Pro","Yu Mincho","YuMincho","Noto Serif CJK JP",serif;
  --sans:"Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic","YuGothic","Noto Sans CJK JP",sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:2.05;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
figure{margin:0}
figcaption{font-size:.8125rem;color:var(--muted);margin-top:10px}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.5;margin:0}
h2{font-size:clamp(1.65rem,3vw,2.15rem);margin-bottom:24px}
h2::after{content:"";display:block;width:44px;height:3px;background:var(--accent);margin-top:16px}
.prose h2::after{content:none}
h3{font-size:1.45rem}
p{margin:0}
a{color:var(--accent)}
a:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
.wrap{width:min(var(--max),calc(100% - 48px));margin-inline:auto}
.reading{max-width:var(--read)}
.section{padding-block:96px}
.skip{position:fixed;left:16px;top:-100px;background:var(--ink);color:#fff;padding:10px 16px;z-index:50}
.skip:focus{top:12px}

/* ヘッダー */
.site-header{position:sticky;top:0;z-index:20;background:var(--paper);border-bottom:1px solid var(--line)}
.header-inner{width:min(1280px,calc(100% - 48px));margin-inline:auto;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.wordmark{font-family:var(--serif);font-size:1.5rem;font-weight:700;color:var(--ink);text-decoration:none;letter-spacing:.01em;white-space:nowrap;display:inline-flex;align-items:center;gap:12px}
.wordmark-logo{width:42px;height:42px;flex:none}
.site-header nav{display:flex;gap:28px;align-items:center}
.site-header nav a{color:var(--ink);text-decoration:none;font-size:.9375rem;padding:10px 2px}
.site-header nav a:hover{text-decoration:underline;text-underline-offset:5px}
.site-header .nav-contact{border:1px solid var(--ink);padding:10px 18px;min-height:44px;display:inline-flex;align-items:center}
.site-header .nav-contact:hover{background:var(--ink);color:#fff;text-decoration:none}

/* 最初の画面 */
.hero-photo img{width:100%;max-height:78vh;object-fit:cover}
.hero-photo figcaption{width:min(var(--max),calc(100% - 48px));margin-inline:auto}
.hero-copy{padding-block:56px 8px}
.hero-copy h1{font-size:clamp(2rem,4.6vw,3.3rem);line-height:1.45}
.hero-copy p{margin-top:26px;max-width:640px;font-size:1.0625rem}

/* アプリ */
.section-lead{max-width:var(--read);margin-bottom:8px}
.app-entry{display:grid;grid-template-columns:1fr 340px;gap:56px;padding-block:52px;border-bottom:1px solid var(--line);align-items:start}
.app-entry:last-child{border-bottom:0}
.app-status{color:var(--accent);font-size:.875rem;font-weight:600;margin:10px 0 14px}
.app-text p:not(.app-status){max-width:600px}
.app-photo.phone img{width:min(250px,100%);margin-inline:auto;border:1px solid var(--line)}
.app-photo.wide img{width:100%}
.app-photo.icon img{width:min(190px,100%);margin-inline:auto;border-radius:24%}
.app-photo figcaption{text-align:left}
.detail-photo.icon img{width:min(190px,100%);border-radius:24%}

/* お知らせ */
.news-list{list-style:none;margin-top:12px}
.news-list li{display:flex;gap:12px 28px;flex-wrap:wrap;padding-block:20px;border-bottom:1px solid var(--line)}
.news-list li:first-child{padding-top:6px}
.news-list time{color:var(--muted);font-weight:600;white-space:nowrap;padding-top:2px}
.news-item-body{flex:1;min-width:min(480px,100%)}
.news-item-title{font-weight:700;margin-bottom:6px}

/* アプリのカード */
.apps-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:28px}
.app-card{border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden;display:flex;flex-direction:column}
.app-card-media{background:var(--paper-sub);border-bottom:1px solid var(--line)}
.app-card-media img{display:block;width:100%;height:190px;object-fit:cover}
.app-card-media.phone img{object-fit:contain;padding-top:14px}
.app-card-media.icon img{object-fit:contain;height:158px;padding-top:20px}
.app-card-media figcaption{text-align:center;color:var(--muted);font-size:.8rem;padding:8px 12px 12px}
.app-card-body{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1}
.app-card-body .app-status{margin:8px 0 12px}
.app-card-body .more-link{margin-top:auto;padding-top:18px}

/* アプリの項目分け */
.apps-group-title{font-family:var(--serif);font-size:1.3rem;line-height:1.5;margin:40px 0 0}
.future-apps{border-top:1px solid var(--line);padding-top:8px}
.future-apps p{max-width:var(--read);margin-top:12px}

/* 動画 */
.movie-band{background:var(--paper);border-block:1px solid var(--line)}
.sub-band{background:var(--paper-sub);border-block:1px solid var(--line)}
.movie-photos{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:44px}
.movie-band .reading + .reading{margin-top:14px}

/* 全幅写真 */
.full-photo img{width:100%;max-height:70vh;object-fit:cover}
.full-photo figcaption{width:min(var(--max),calc(100% - 48px));margin-inline:auto}

/* 会社概要 */
.company-table{margin-top:8px}
.company-table > div{display:grid;grid-template-columns:140px 1fr;gap:24px;padding:20px 0;border-bottom:1px solid var(--line)}
.company-table dt{font-weight:600}
.company-table dd{margin:0}
.note{margin-top:22px;color:var(--muted);font-size:.9375rem}

/* お問い合わせ */
.contact-note{margin-top:18px;border:1px solid var(--line);padding:18px 22px;max-width:var(--read);color:var(--muted)}

/* フッター */
.site-footer{border-top:1px solid var(--line);padding-block:56px 40px;margin-top:24px}
.footer-brand{font-family:var(--serif);font-size:1.3rem;font-weight:700}
.footer-note{color:var(--muted);margin-top:10px;font-size:.9375rem}
.footer-copy{color:var(--muted);margin-top:28px;font-size:.8125rem}

/* 下層ページ共通 */
.page-head{padding-block:72px 8px}
.page-head h1{font-size:clamp(1.9rem,4vw,2.7rem);line-height:1.45}
.page-head .lead{margin-top:20px;max-width:var(--read)}
.prose{max-width:var(--read)}
.prose p + p{margin-top:18px}
.prose h2{font-size:1.5rem;margin:56px 0 20px}
.prose h2:first-child{margin-top:0}
.prose ul{margin:14px 0;padding-left:1.4em}
.prose li + li{margin-top:8px}
.detail-photo{margin-top:44px}
.more-link{display:inline-block;margin-top:18px;font-weight:600}
.footer-links{display:flex;flex-wrap:wrap;gap:4px 28px;margin-top:22px}
.footer-links a{color:var(--muted);font-size:.875rem;text-decoration:none;display:inline-flex;align-items:center;min-height:44px;padding-block:6px}
.footer-links a:hover{text-decoration:underline;text-underline-offset:4px}
.news-empty{border:1px solid var(--line);padding:26px;max-width:var(--read);color:var(--muted)}

/* お問い合わせフォーム */
.contact-form{max-width:640px;margin-top:36px}
.contact-form label{display:block;font-weight:600;margin-top:26px}
.contact-form label:first-child{margin-top:0}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;margin-top:8px;padding:12px 14px;border:1px solid #b9b4a7;border-radius:0;font:inherit;background:#fff;color:var(--ink)}
.contact-form textarea{min-height:180px;resize:vertical}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:3px solid var(--accent);outline-offset:1px}
.form-note{margin-top:14px;color:var(--muted);font-size:.875rem}
.submit-btn{margin-top:30px;background:var(--ink);color:#fff;border:0;padding:14px 34px;font:inherit;min-height:48px;cursor:pointer}
.submit-btn[disabled]{background:#a49e90;cursor:not-allowed}

@media (max-width:820px){
  .site-header{position:static}
  .header-inner{flex-wrap:wrap;gap:12px 16px;padding-block:12px;min-height:0}
  .header-right{flex-basis:100%;gap:16px;justify-content:space-between}
  .site-header nav{gap:16px;flex-wrap:wrap}
  .site-header nav a{font-size:.875rem}
  .wordmark{font-size:1.25rem}
  .wordmark-logo{width:34px;height:34px}
  .app-entry{grid-template-columns:1fr;gap:28px}
  .apps-grid{grid-template-columns:1fr}
  .app-photo.phone img{margin-inline:0}
  .movie-photos{grid-template-columns:1fr}
  .section{padding-block:64px}
  .company-table > div{grid-template-columns:96px 1fr;gap:16px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
}

/* SNS icon links */
.sns-links { display: flex; flex-wrap: wrap; gap: 10px; }
.sns-links a {
  width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--ink); background: #fff; text-decoration: none;
}
.sns-links a:hover { color: var(--accent); border-color: var(--accent); }
.sns-links svg { width: 20px; height: 20px; }
.site-header .sns-links { gap: 8px; }
.site-footer .sns-links { margin-top: 18px; }
.sns-label { font-size: 13px; letter-spacing: .08em; color: var(--muted); margin: 22px 0 10px; }
.header-right { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }

/* Philosophy */
.philosophy-band { background: var(--paper-sub); border-block: 1px solid var(--line); }
.philosophy-detail { padding-top: 64px; }
.philosophy-section > h2 {
  font-family: var(--sans); font-size: 1rem; font-weight: 700;
  letter-spacing: .12em; color: var(--accent); margin-bottom: 0;
}
.philosophy-section > h2::after {
  content: ""; display: block; width: 48px; height: 2px;
  background: var(--accent); margin-top: 14px;
}
.philosophy-statement {
  font-family: var(--serif); font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600; line-height: 1.45; margin: 26px 0 30px;
}
.philosophy-copy { max-width: var(--read); }
.philosophy-copy p + p { margin-top: 18px; }
.principles { margin-top: 54px; border-top: 1px solid var(--ink); }
.principle {
  display: grid; grid-template-columns: 220px 1fr; gap: 32px;
  padding: 25px 0; border-bottom: 1px solid var(--line);
}
.principle h3 { font-size: 1.3rem; }
.principle p { max-width: 640px; }
.philosophy-apps { margin-top: 54px; }
.philosophy-apps h3 { font-size: 1.3rem; margin-bottom: 16px; }
.philosophy-apps dl { margin: 0; }
.philosophy-apps dl > div {
  display: grid; grid-template-columns: 180px 1fr; gap: 24px;
  padding: 16px 0; border-top: 1px solid var(--line);
}
.philosophy-apps dt { font-weight: 700; }
.philosophy-apps dd { margin: 0; }
.approach-lead { max-width: var(--read); }
.approach-list { list-style: none; margin-top: 20px; max-width: var(--read); }
.approach-list li { padding: 14px 0; border-top: 1px solid var(--line); }
.approach-list li:last-child { border-bottom: 1px solid var(--line); }
@media (max-width: 820px) {
  .philosophy-detail { padding-top: 40px; }
  .philosophy-statement { font-size: 2rem; }
  .principle { grid-template-columns: 1fr; gap: 8px; padding: 22px 0; }
  .philosophy-apps dl > div { grid-template-columns: 1fr; gap: 6px; }
}

/* Spacing utilities (replacing former inline styles) */
.section-pad-sm { padding-top: 24px; }
.section-pad-md { padding-top: 32px; }
.section-pad-lg { padding-top: 40px; }
.app-status-detail { margin-top: 16px; }
.company-table-spaced { margin-top: 56px; }
.back-link-row { margin-top: 56px; }
.detail-photo.phone img { width: min(250px, 100%); border: 1px solid var(--line); }
@media (max-width:560px){
  .site-header .sns-links{display:none}
  .header-right{justify-content:flex-start}
}