/*
Theme Name: Studio Aoi
Theme URI: https://aiworkflow-lab.com/
Author: Studio Aoi
Description: スタジオ葵 コーポレートHP用の軽量カスタムテーマ。多言語ショーケース（ja/en/fr/es/pt）・プラグイン非依存の i18n。SPEC_STUDIO_AOI_HP_v1.md
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: studio-aoi
*/

:root{
  --ink:#15182a;
  --ink-soft:#4a4f6a;
  --line:#e6e7ee;
  --bg:#ffffff;
  --bg-soft:#f7f8fb;
  --indigo:#27336b;
  --indigo-700:#1c2650;
  --teal:#2f7d77;
  --max:1080px;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  color:var(--ink);
  background:var(--bg);
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Noto Sans JP","Segoe UI",Roboto,sans-serif;
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;height:auto;display:block;}

.sa-wrap{max-width:var(--max);margin:0 auto;padding:0 24px;}
.sa-narrow{max-width:720px;}

/* header */
.sa-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.85);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--line);}
.sa-header-in{display:flex;align-items:center;justify-content:space-between;height:64px;}
.sa-logo{font-weight:700;letter-spacing:.04em;color:var(--indigo);font-size:18px;display:inline-flex;align-items:center;gap:9px;}
.sa-header .sa-logo-badge{height:36px;width:36px;display:block;border-radius:50%;}
.sa-header .sa-logo-text{line-height:1;}
.sa-langs{display:flex;gap:2px;}
.sa-lang{font-size:12px;letter-spacing:.06em;padding:6px 9px;border-radius:6px;color:var(--ink-soft);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;}
.sa-lang:hover{background:var(--bg-soft);color:var(--ink);}
.sa-lang.is-current{background:var(--indigo);color:#fff;}

/* main / sections */
.sa-main{display:block;}
.sa-section{padding:88px 0;border-top:1px solid var(--line);}
.sa-h2{font-size:clamp(22px,3vw,30px);letter-spacing:.01em;margin:0 0 28px;font-weight:700;}
.sa-h3{font-size:18px;margin:0 0 8px;font-weight:700;}
.sa-p{color:var(--ink-soft);font-size:14.5px;margin:0;}
.sa-lead{color:var(--ink-soft);margin:-14px 0 36px;}
.sa-body{font-size:16px;color:var(--ink);}
.sa-prose p{margin:0 0 1em;}

/* hero */
.sa-hero{position:relative;padding:128px 0 112px;border-top:none;background:#1c2650 url('assets/hero-bg.svg') center/cover no-repeat;color:#fff;}
.sa-eyebrow{display:inline-block;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.18em;font-size:11.5px;color:var(--teal);margin:0 0 22px;padding:7px 15px;border:1px solid var(--line);border-radius:999px;}
.sa-hero-title{font-size:clamp(30px,5.4vw,52px);line-height:1.25;letter-spacing:.01em;margin:0 0 20px;font-weight:800;color:var(--indigo-700);}
.sa-hero-sub{font-size:clamp(15px,2vw,18px);color:var(--ink-soft);max-width:640px;margin:0 0 32px;}
.sa-hero .sa-eyebrow{color:#8fd6cf;border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.06);}
.sa-hero .sa-hero-title{color:#ffffff;}
.sa-hero .sa-hero-sub{color:#ccd3ea;}
.sa-hero .sa-btn{background:#ffffff;color:var(--indigo-700);}
.sa-hero .sa-btn:hover{background:#e7ecf8;}

/* buttons */
.sa-btn{display:inline-block;background:var(--indigo);color:#fff;padding:15px 32px;border-radius:999px;font-size:14px;font-weight:600;letter-spacing:.02em;transition:background .15s;}
.sa-btn:hover{background:var(--indigo-700);}

/* grids */
.sa-grid{display:grid;gap:20px;}
.sa-grid-3{grid-template-columns:repeat(3,1fr);}
.sa-card{padding:28px;border:1px solid var(--line);border-radius:18px;background:var(--bg);}
.sa-num{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;color:var(--teal);letter-spacing:.1em;}
.sa-card .sa-h3{margin-top:10px;}

/* shared card thumbnail (media + works) */
.sa-thumb{display:block;overflow:hidden;background:var(--bg-soft);border-bottom:1px solid var(--line);}
.sa-thumb img{width:100%;height:auto;display:block;aspect-ratio:8/5;object-fit:cover;object-position:top center;transition:transform .35s ease;}
.sa-site:hover .sa-thumb img,.sa-work:hover .sa-thumb img{transform:scale(1.04);}

/* media (blog index) */
.sa-media{background:var(--bg-soft);}
.sa-site{display:flex;flex-direction:column;padding:0;overflow:hidden;border:1px solid var(--line);border-radius:18px;background:var(--bg);transition:transform .15s,border-color .15s,box-shadow .15s;}
.sa-site:hover{transform:translateY(-3px);border-color:var(--indigo);box-shadow:0 10px 30px rgba(39,51,107,.08);}
.sa-site-body{display:flex;flex-direction:column;flex:1;padding:24px;}
.sa-site .sa-p{flex:1;margin-bottom:16px;}
.sa-visit{font-size:13px;font-weight:600;color:var(--indigo);letter-spacing:.02em;}

/* about / contact */
.sa-about .sa-body,.sa-contact .sa-body{font-size:17px;color:var(--ink-soft);}
.sa-contact{background:var(--bg-soft);}
.sa-contact .sa-btn{margin-top:20px;}

/* works (portfolio) */
.sa-work{display:flex;flex-direction:column;padding:0;overflow:hidden;border:1px solid var(--line);border-radius:18px;background:var(--bg);transition:transform .15s,border-color .15s,box-shadow .15s;}
.sa-work:hover{transform:translateY(-3px);border-color:var(--indigo);box-shadow:0 10px 30px rgba(39,51,107,.08);}
.sa-work-nolink{cursor:default;}
.sa-work-nolink:hover{transform:none;border-color:var(--line);box-shadow:none;}
.sa-work-body{display:flex;flex-direction:column;flex:1;padding:24px;}
.sa-tag{align-self:flex-start;display:inline-block;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;letter-spacing:.08em;color:var(--teal);text-transform:uppercase;margin-bottom:12px;padding:4px 12px;border:1px solid var(--line);border-radius:999px;}
.sa-work .sa-p{flex:1;margin-bottom:16px;}

/* journal (own blog) */
.sa-journal{background:var(--bg-soft);}
.sa-post{display:flex;flex-direction:column;padding:28px;border:1px solid var(--line);border-radius:18px;background:var(--bg);transition:transform .15s,border-color .15s,box-shadow .15s;}
.sa-post:hover{transform:translateY(-3px);border-color:var(--indigo);box-shadow:0 10px 30px rgba(39,51,107,.08);}
.sa-date{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;color:var(--ink-soft);letter-spacing:.04em;margin-bottom:8px;}
.sa-post .sa-p{flex:1;margin:0 0 16px;}

/* single article */
.sa-article{max-width:720px;margin:0 auto;}
.sa-article .sa-date{margin-bottom:14px;}
.sa-article-title{font-size:clamp(24px,3.4vw,34px);line-height:1.3;font-weight:800;color:var(--indigo-700);margin:0 0 24px;}
.sa-prose{font-size:16.5px;}
.sa-prose h2{font-size:22px;margin:1.8em 0 .6em;font-weight:700;}
.sa-prose h3{font-size:18px;margin:1.5em 0 .5em;font-weight:700;}
.sa-prose blockquote{margin:1.4em 0;padding:14px 20px;border-left:3px solid var(--teal);background:var(--bg-soft);border-radius:0 8px 8px 0;color:var(--ink-soft);}
.sa-prose a{color:var(--indigo);text-decoration:underline;}
.sa-back{display:inline-block;margin-top:40px;font-size:13.5px;color:var(--indigo);font-weight:600;}

/* footer */
.sa-footer{padding:56px 0 36px;border-top:1px solid var(--line);background:var(--ink);color:#cfd2e2;}
.sa-footer .sa-logo{color:#fff;}
.sa-footer-in{display:flex;flex-wrap:wrap;gap:22px 40px;align-items:center;justify-content:space-between;}
.sa-foot-brand{display:flex;flex-direction:column;gap:4px;}
.sa-foot-tag{font-size:12.5px;color:#8b90ad;}
.sa-foot-links{display:flex;flex-wrap:wrap;gap:18px;font-size:13.5px;}
.sa-foot-links a{color:#cfd2e2;}
.sa-foot-links a:hover{color:#fff;}
.sa-footer .sa-langs .sa-lang{color:#8b90ad;}
.sa-footer .sa-langs .sa-lang:hover{background:rgba(255,255,255,.08);color:#fff;}
.sa-footer .sa-langs .sa-lang.is-current{background:var(--teal);color:#fff;}
.sa-copy{margin-top:28px;font-size:12px;color:#7b80a0;}

/* soft rounded panel sections (pocketknife-style, static) */
.sa-media,.sa-journal,.sa-contact{background:transparent;border-top:none;padding:26px 0;}
.sa-media .sa-wrap,.sa-journal .sa-wrap,.sa-contact .sa-wrap{background:var(--bg-soft);border:1px solid var(--line);border-radius:28px;padding:72px 56px;}

/* living layer: case board (いま動いていること) */
.sa-living .sa-board{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.sa-board-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 22px;border:1px solid var(--line);border-radius:14px;background:var(--bg);}
.sa-board-label{font-size:15px;font-weight:600;color:var(--ink);}
.sa-board-status{flex:none;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;letter-spacing:.08em;padding:4px 12px;border-radius:999px;border:1px solid var(--line);}
.sa-board-status.is-active{color:var(--teal);border-color:rgba(47,125,119,.35);background:rgba(47,125,119,.06);}
.sa-board-status.is-wait{color:var(--ink-soft);background:var(--bg-soft);}

/* observation log entrance */
.sa-obslog-soon{color:var(--ink-soft);font-size:15px;margin:0;padding:22px;border:1px dashed var(--line);border-radius:14px;background:var(--bg-soft);}

/* ひょこっと吹き出し（右下固定・1回ピョコッ・静止画・追従なし） */
.sa-bubble{position:fixed;right:18px;bottom:0;z-index:40;display:flex;flex-direction:column;align-items:flex-end;pointer-events:none;transform:translateY(20px);opacity:0;transition:transform .34s cubic-bezier(.2,.9,.3,1.15),opacity .34s;}
.sa-bubble.is-in{transform:translateY(0);opacity:1;}
.sa-bubble-text{position:relative;pointer-events:auto;max-width:230px;margin:0 6px 8px 0;padding:12px 30px 12px 16px;font-size:13.5px;line-height:1.6;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 8px 26px rgba(21,24,42,.12);}
.sa-bubble-char{width:96px;height:auto;pointer-events:none;filter:drop-shadow(0 6px 14px rgba(21,24,42,.14));}
.sa-bubble-close{position:absolute;top:5px;right:8px;border:none;background:none;font-size:15px;line-height:1;color:var(--ink-soft);cursor:pointer;padding:2px;}
.sa-bubble-close:hover{color:var(--ink);}

/* explore links (team / org 導線) */
.sa-grid-2{grid-template-columns:repeat(2,1fr);}
.sa-explore-card{display:flex;flex-direction:column;padding:28px;border:1px solid var(--line);border-radius:18px;background:var(--bg);transition:transform .15s,border-color .15s,box-shadow .15s;}
.sa-explore-card:hover{transform:translateY(-3px);border-color:var(--indigo);box-shadow:0 10px 30px rgba(39,51,107,.08);}
.sa-explore-card .sa-p{flex:1;margin:6px 0 16px;}

/* team deck (人物デッキ) */
.sa-member{display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line);border-radius:18px;background:var(--bg);}
.sa-member-fig{display:flex;align-items:flex-end;justify-content:center;height:230px;background:var(--bg-soft);border-bottom:1px solid var(--line);overflow:hidden;}
.sa-member-fig img{height:230px;width:auto;object-fit:contain;object-position:bottom center;}
.sa-member-body{display:flex;flex-direction:column;padding:22px 24px 24px;}
.sa-member-voice{margin:14px 0 0;padding-top:14px;border-top:1px solid var(--line);font-size:13.5px;color:var(--ink-soft);}
.sa-member-voice-label{display:block;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10.5px;letter-spacing:.1em;color:var(--teal);text-transform:uppercase;margin-bottom:4px;}

/* org map (スター型・葵中心) */
.sa-org-map{display:flex;flex-direction:column;align-items:center;gap:36px;margin:8px 0 8px;}
.sa-org-node{display:flex;flex-direction:column;align-items:center;text-align:center;}
.sa-org-node img{display:block;width:auto;object-fit:contain;object-position:bottom center;}
.sa-org-name{font-weight:700;font-size:15px;margin-top:8px;}
.sa-org-role{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;letter-spacing:.06em;color:var(--ink-soft);}
.sa-org-center{padding:24px 40px;border:1px solid var(--line);border-radius:22px;background:var(--bg-soft);}
.sa-org-center img{height:150px;}
.sa-org-center .sa-org-name{font-size:18px;color:var(--indigo);}
.sa-org-ring{display:flex;flex-wrap:wrap;justify-content:center;gap:28px 34px;}
.sa-org-ring .sa-org-node img{height:110px;}
.sa-org-powers{text-align:center;color:var(--ink-soft);font-size:14px;margin:28px auto 0;max-width:560px;}
.sa-org-external{margin-top:40px;padding:24px 28px;border:1px dashed var(--line);border-radius:16px;background:var(--bg);}
.sa-org-external .sa-h3{color:var(--teal);}

/* legal page (privacy policy) */
.sa-legal .sa-article-title{margin-bottom:20px;}

/* footer legal link */
.sa-foot-legal{display:flex;flex-wrap:wrap;gap:18px;margin-top:22px;font-size:12.5px;}
.sa-foot-legal a{color:#8b90ad;text-decoration:underline;}
.sa-foot-legal a:hover{color:#fff;}

/* responsive */
@media(max-width:820px){
  .sa-grid-3{grid-template-columns:1fr;}
  .sa-section{padding:64px 0;}
  .sa-hero{padding:88px 0 72px;}
  .sa-footer-in{flex-direction:column;align-items:flex-start;}
  .sa-media .sa-wrap,.sa-journal .sa-wrap,.sa-contact .sa-wrap{padding:40px 22px;border-radius:20px;}
  .sa-board-row{padding:14px 16px;}
  .sa-bubble-char{width:72px;}
  .sa-bubble-text{max-width:180px;font-size:12.5px;}
  .sa-grid-2{grid-template-columns:1fr;}
  .sa-org-ring{gap:20px 22px;}
}

/* ===== 観測ログ 記事フォーマット（丸窓語り部＋目次） ===== */
.sa-article-hero{margin:0 0 26px;}
.sa-article-hero img{width:100%;height:auto;border-radius:16px;display:block;border:1px solid var(--line);}

/* 見出しに差し色の縦バー（装飾） */
.sa-prose h2{position:relative;padding-left:15px;border-left:4px solid var(--indigo);}

/* 目次：四角で囲う・見出し中央・項目左詰め・番号丸 */
.sa-log-toc{margin:0 0 2.4em;padding:22px 26px 24px;border:1.5px solid var(--indigo);border-radius:12px;background:var(--bg-soft);}
.sa-log-toc-h{margin:0 0 14px;text-align:center;font-size:15px;letter-spacing:.22em;color:var(--indigo-700);font-weight:800;}
.sa-log-toc-h::after{content:"";display:block;width:44px;height:3px;background:var(--teal);margin:9px auto 0;border-radius:2px;}
.sa-log-toc ol{margin:0;padding:0;list-style:none;counter-reset:toc;}
.sa-log-toc li{counter-increment:toc;margin:.55em 0;font-size:15px;text-align:left;padding-left:2.1em;position:relative;line-height:1.5;}
.sa-log-toc li::before{content:counter(toc);position:absolute;left:0;top:.05em;width:1.5em;height:1.5em;line-height:1.5em;text-align:center;font-size:12px;font-weight:700;color:#fff;background:var(--teal);border-radius:50%;}
.sa-log-toc a{color:var(--ink);text-decoration:none;}
.sa-log-toc a:hover{color:var(--indigo);text-decoration:underline;}

/* 吹き出し：丸アイコン＋下に名前＋しっぽ＋左右交互 */
.sa-log-say{display:flex;gap:18px;align-items:flex-start;margin:2em 0;}
.sa-log-avatar{flex:0 0 auto;display:flex;flex-direction:column;align-items:center;width:96px;}
.sa-log-avatar img{width:88px;height:88px;border-radius:50%;object-fit:cover;object-position:top center;border:2px solid var(--teal);background:var(--bg-soft);display:block;}
.sa-log-name{margin-top:6px;font-size:12.5px;font-weight:700;color:var(--indigo);letter-spacing:.04em;}
.sa-log-bubble{position:relative;flex:1;background:#fff;border:1.5px solid var(--teal);border-radius:16px;padding:16px 20px;box-shadow:0 8px 24px rgba(21,24,42,.06);}
.sa-log-bubble::before{content:"";position:absolute;left:-11px;top:26px;width:18px;height:18px;background:#fff;border-left:1.5px solid var(--teal);border-bottom:1.5px solid var(--teal);transform:rotate(45deg);}
.sa-log-bubble p{margin:0;font-size:15.5px;line-height:1.8;color:var(--ink);}
.sa-log-say-right{flex-direction:row-reverse;}
.sa-log-say-right .sa-log-bubble::before{left:auto;right:-11px;border-left:none;border-bottom:none;border-right:1.5px solid var(--teal);border-top:1.5px solid var(--teal);}

/* ポイント囲み（装飾） */
.sa-log-point{margin:1.9em 0;padding:15px 20px;background:var(--bg-soft);border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:0 12px 12px 0;}
.sa-log-point-label{display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.12em;color:var(--teal);margin:0 0 6px;}
.sa-log-point p{margin:0;font-size:15px;line-height:1.75;color:var(--ink);}

.sa-prose ol,.sa-prose ul{margin:0 0 1.2em;padding-left:1.5em;}
.sa-prose ol li,.sa-prose ul li{margin:.5em 0;line-height:1.75;}

@media(max-width:560px){
  .sa-log-say{gap:12px;}
  .sa-log-avatar{width:74px;}
  .sa-log-avatar img{width:66px;height:66px;}
  .sa-log-bubble::before{top:20px;}
}