/*
Theme Name: ティラリ ブログ
Theme URI: https://chipsnavi.com/
Author: ティラリ
Description: ティラリ（オリパモール）と同じデザインのブログテーマ。記事投稿用。
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: tirari
Tags: blog, one-column, custom-logo, featured-images, translation-ready
*/

:root{
  --acc:#0A6CFF; --acc-d:#0857d6; --acc-l:#f0f6ff;
  --pink:#F5326E; --purple:#8B3FE8; --gold:#FFB020; --sky:#2196F3;
  --ink:#111; --sub:#5b6478; --mute:#8B94A3; --line:#e5e8ee; --line2:#eef1f6;
  --card:#fff; --radius:14px;
  --shadow:0 1px 2px rgba(17,25,60,.05), 0 8px 24px rgba(17,25,60,.06);
  --maxw:1180px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:#F4F6FB}
body{
  font-family:'Noto Sans JP',system-ui,-apple-system,'Hiragino Kaku Gothic ProN',Meiryo,sans-serif;
  -webkit-font-smoothing:antialiased; letter-spacing:-.01em; color:var(--ink);
  background-image:
    radial-gradient(900px 520px at 10% -6%, rgba(245,50,110,.10), transparent 62%),
    radial-gradient(820px 480px at 90% 2%, rgba(139,63,232,.10), transparent 64%),
    radial-gradient(760px 460px at 50% 104%, rgba(33,150,243,.09), transparent 62%);
  background-attachment:fixed; background-repeat:no-repeat;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--acc);text-decoration:none}
a:hover{color:var(--acc-d)}

/* ===== ヘッダー ===== */
.t-header{
  position:sticky; top:0; z-index:50;
  background:linear-gradient(100deg,#FFF2F7 0%,#F6F1FF 38%,#EFF6FF 72%,#FFF8EC 100%);
  box-shadow:0 1px 0 rgba(17,17,17,.05);
  border-bottom:3px solid transparent;
  border-image:linear-gradient(90deg,var(--pink),var(--purple) 42%,var(--sky) 78%,var(--gold)) 1;
  transform:translateY(0); transition:transform .26s cubic-bezier(.22,1,.36,1);
}
.t-header.is-hidden{transform:translateY(-100%)}
.t-header__inner{
  max-width:var(--maxw); margin:0 auto; padding:0 20px; height:67px;
  display:flex; align-items:center; gap:14px;
}
.t-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.t-logo img{height:34px;width:auto}
.t-logo__name{font-weight:900;font-size:17px;color:var(--acc);letter-spacing:.01em}
.t-tagline{font-size:11.5px;font-weight:700;color:var(--sub);white-space:nowrap}
.t-nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.t-nav a{
  font-size:13px;font-weight:800;color:#3d4557;padding:9px 13px;border-radius:999px;
  transition:background .15s ease,color .15s ease;
}
.t-nav a:hover{background:rgba(255,255,255,.7);color:var(--acc)}
.t-cta{
  flex-shrink:0;border:none;border-radius:10px;padding:11px 20px;cursor:pointer;
  font-family:inherit;font-size:13px;font-weight:800;letter-spacing:.02em;color:#fff;
  background:#12183a;
  transition:background .16s ease,transform .16s ease;
}
.t-cta:hover{background:#232c5e;transform:translateY(-1px)}
.t-menu-toggle{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;font-size:13px;font-weight:800;cursor:pointer}

/* ===== レイアウト ===== */
.t-wrap{max-width:var(--maxw);margin:0 auto;padding:32px 20px 64px}
.t-main{width:100%;min-width:0;display:flex;flex-direction:column;gap:26px}
.t-article,.t-related,.t-crumb,.t-pager{max-width:860px;margin-left:auto;margin-right:auto;width:100%}
.t-footer__search{max-width:260px;width:100%}

/* ===== 見出し ===== */
.t-h2{margin:0;font-size:17px;font-weight:900;display:flex;align-items:center;gap:9px}
.t-h2::before{content:"";width:4px;height:17px;border-radius:2px;background:linear-gradient(180deg,var(--pink),var(--purple));flex-shrink:0}

/* ===== カード ===== */
.t-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.t-card--pad{padding:20px 22px}

/* 記事一覧 */
.t-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.t-post{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.t-post:hover{box-shadow:0 14px 34px rgba(17,25,60,.16);transform:translateY(-2px);border-color:#dbe2ee}
.t-post__thumb{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  background:#eef2f9;
  background-image:
    radial-gradient(420px 220px at 18% 0%, rgba(245,50,110,.16), transparent 60%),
    radial-gradient(380px 200px at 84% 8%, rgba(139,63,232,.16), transparent 62%),
    radial-gradient(340px 200px at 50% 108%, rgba(33,150,243,.14), transparent 60%);
}
.t-post__thumb::after{
  content:"ティラリ";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  font-size:13px;font-weight:800;letter-spacing:.28em;color:rgba(45,58,92,.28);
}
.t-post__thumb img{position:relative;z-index:1}
.t-post__thumblink{position:absolute;inset:0;display:block;z-index:1}
.t-post__cats{z-index:2}
a.t-chip{transition:background .15s ease,color .15s ease}
a.t-chip:hover{background:var(--acc);border-color:var(--acc);color:#fff}
.t-post__thumb img{width:100%;height:100%;object-fit:cover}
.t-post__cats{position:absolute;top:9px;left:9px;display:flex;gap:5px;flex-wrap:wrap;max-width:80%}
.t-chip{
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:3px 9px;
  font-size:10px;font-weight:900;color:#3d4557;box-shadow:0 2px 6px rgba(17,25,60,.14);
}
.t-post__body{padding:13px 15px 16px;display:flex;flex-direction:column;gap:7px}
.t-post__title{margin:0;font-size:14.5px;font-weight:800;line-height:1.6;color:var(--ink)}
.t-post__excerpt{margin:0;font-size:12px;line-height:1.85;color:var(--sub)}
.t-post__meta{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--mute);font-variant-numeric:tabular-nums}
.t-post__author{font-weight:700;color:var(--sub)}

/* ===== 記事本文 ===== */
.t-article{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.t-article__hero{aspect-ratio:16/9;background:#141b3d}
.t-article__hero img{width:100%;height:100%;object-fit:cover}
.t-article__head{padding:26px 30px 0;display:flex;flex-direction:column;gap:12px}
.t-article__title{margin:0;font-size:25px;font-weight:900;line-height:1.55;letter-spacing:-.02em}
.t-article__meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12px;color:var(--mute)}
.t-content{padding:22px 30px 34px;font-size:15px;line-height:2.05;color:#2b3040}
.t-content > *:first-child{margin-top:0}
.t-content h2{
  font-size:19px;font-weight:900;margin:38px 0 16px;padding-bottom:10px;
  border-bottom:2px solid var(--line2);display:flex;align-items:center;gap:9px;
}
.t-content h2::before{content:"";width:4px;height:19px;border-radius:2px;background:linear-gradient(180deg,var(--pink),var(--purple));flex-shrink:0}
.t-content h3{font-size:16.5px;font-weight:900;margin:30px 0 12px;color:#1c2447}
.t-content h4{font-size:14.5px;font-weight:900;margin:24px 0 10px;color:#3d4557}
.t-content p{margin:0 0 20px}
.t-content ul,.t-content ol{margin:0 0 20px;padding-left:1.4em}
.t-content li{margin-bottom:9px}
.t-content img{border-radius:12px;margin:10px 0}
.t-content blockquote{
  margin:0 0 22px;padding:16px 20px;border-left:4px solid var(--purple);
  background:#faf7ff;border-radius:0 12px 12px 0;color:#3d4557;font-size:14px;
}
.t-content blockquote p:last-child{margin-bottom:0}
.t-content table{width:100%;border-collapse:collapse;margin:0 0 22px;font-size:13.5px}
.t-content th,.t-content td{border:1px solid var(--line2);padding:11px 13px;text-align:left}
.t-content th{background:#f6f8fb;font-weight:900}
.t-content code{background:#f4f6fb;border:1px solid var(--line2);border-radius:6px;padding:2px 6px;font-size:13px}
.t-content pre{background:#141b3d;color:#e8edf7;border-radius:12px;padding:16px 18px;overflow:auto;font-size:13px;line-height:1.7}
.t-content pre code{background:none;border:none;color:inherit;padding:0}
.t-content a{font-weight:700;text-decoration:underline;text-underline-offset:3px}
.t-content hr{border:none;border-top:1px solid var(--line2);margin:32px 0}
.t-content figure{margin:0 0 22px}
.t-content figure img{width:100%;height:auto;display:block}
.t-content figcaption{margin-top:8px;font-size:12px;line-height:1.8;color:var(--mute)}
.t-content .t-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 22px}
.t-content .t-scroll table{margin:0;min-width:520px}
.t-content .t-key{
  background:linear-gradient(180deg,#f7f4ff,#fdfcff);border:1px solid #e6e0f7;
  border-radius:14px;padding:20px 22px;margin:0 0 26px;
}
.t-content .t-key__t{font-size:13px;font-weight:900;color:var(--purple);margin:0 0 10px;letter-spacing:.04em}
.t-content .t-key ul{margin:0;padding-left:1.25em}
.t-content .t-key li{font-size:14px;line-height:1.95;margin-bottom:6px}
.t-content .t-upd{font-size:12.5px;color:var(--mute);background:#f6f8fb;border-radius:10px;padding:12px 15px;line-height:1.85}

/* ===== パンくず ===== */
.t-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:11.5px;color:var(--mute);margin:-6px 0 -8px}
.t-crumb a{color:var(--sub);font-weight:600}
.t-crumb a:hover{color:var(--acc)}
.t-crumb i{font-style:normal;color:#c8cedb}
.t-crumb span{font-weight:700;color:var(--ink)}

/* ===== 記事下のCTA ===== */
.t-cta-box{
  max-width:860px;margin:0 auto;width:100%;
  background:#12183a;color:#fff;border-radius:var(--radius);
  padding:26px 24px;display:flex;flex-direction:column;gap:10px;align-items:flex-start;
}
.t-cta-box__t{font-size:17px;font-weight:800;line-height:1.6}
.t-cta-box__s{font-size:13px;line-height:1.9;color:rgba(255,255,255,.74)}
.t-cta-box__b{
  margin-top:8px;background:#fff;color:#12183a;font-size:14px;font-weight:800;
  border-radius:10px;padding:13px 26px;transition:opacity .16s ease;
}
.t-cta-box__b:hover{opacity:.86}

/* ===== 関連記事 ===== */
.t-related{display:flex;flex-direction:column;gap:14px}
.t-related__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.t-related__item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:14px 16px;display:flex;flex-direction:column;gap:6px;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.t-related__item:hover{box-shadow:0 14px 34px rgba(17,25,60,.16);transform:translateY(-2px);border-color:#dbe2ee}
.t-related__t{font-size:13.5px;font-weight:800;line-height:1.65;color:var(--ink)}
.t-related__d{font-size:11px;color:var(--mute);font-variant-numeric:tabular-nums}

/* ===== 検索 ===== */
.t-search{display:flex;align-items:center;gap:8px;background:#f6f8fb;border:1px solid var(--line2);border-radius:999px;padding:9px 14px}
.t-search input{flex:1;min-width:0;border:none;background:none;outline:none;font-size:13px;font-family:inherit}
.t-search button{border:none;background:none;cursor:pointer;font-size:13px;font-weight:900;color:var(--acc);font-family:inherit}

/* ===== ページ送り ===== */
.t-pager{display:flex;justify-content:center;gap:7px;flex-wrap:wrap;padding:8px 0 0}
.t-pager .page-numbers{
  min-width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;border-radius:10px;font-size:13px;font-weight:800;color:#3d4557;
}
.t-pager .page-numbers.current{background:var(--acc);border-color:var(--acc);color:#fff}
.t-pager a.page-numbers:hover{border-color:var(--acc);color:var(--acc)}

/* ===== フッター ===== */
.t-footer{background:#fff;border-top:1px solid var(--line);margin-top:auto}
.t-footer__inner{
  max-width:var(--maxw);margin:0 auto;padding:40px 20px 28px;
  display:flex;flex-wrap:wrap;align-items:flex-start;gap:28px 48px;
}
.t-footer__brand{display:flex;flex-direction:column;gap:8px;min-width:220px}
.t-footer__logo img{height:30px;width:auto;display:block}
.t-footer__tag{font-size:12px;color:var(--mute);line-height:1.8}
.t-footer__links{display:flex;flex-wrap:wrap;gap:10px 26px;padding-top:4px}
.t-footer__links a{font-size:13px;font-weight:700;color:#3d4557;transition:color .15s ease}
.t-footer__links a:hover{color:var(--acc)}
.t-footer__cta{margin-left:auto;display:flex;align-items:center}
.t-footer__cta a{
  background:#12183a;color:#fff;font-size:13px;font-weight:800;
  border-radius:10px;padding:11px 20px;transition:background .16s ease;
}
.t-footer__cta a:hover{background:#232c5e}
.t-footer__copy{
  border-top:1px solid var(--line2);
  max-width:var(--maxw);margin:0 auto;padding:16px 20px 30px;font-size:11.5px;color:var(--mute);
}

/* ===== 空・404 ===== */
.t-empty{background:#fff;border:1px solid var(--line2);border-radius:var(--radius);padding:44px 20px;text-align:center;display:flex;flex-direction:column;gap:8px}
.t-empty__t{font-size:15px;font-weight:900}
.t-empty__s{font-size:12.5px;color:var(--mute)}

/* ===== レスポンシブ ===== */
@media (max-width:900px){
  .t-wrap{flex-direction:column;gap:24px;padding:20px 16px 48px}
  .t-cta-box{padding:22px 18px}
  .t-list{grid-template-columns:1fr}
  .t-tagline,.t-nav{display:none}
  .t-menu-toggle{display:block}
  .t-nav.is-open{
    display:flex;position:absolute;top:67px;left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;padding:8px;
    box-shadow:0 14px 30px rgba(17,25,60,.14);border-bottom:1px solid var(--line);
  }
  .t-nav.is-open a{padding:13px 14px;border-radius:10px}
  .t-article__head{padding:20px 18px 0}
  .t-article__title{font-size:20px}
  .t-content{padding:18px 18px 28px;font-size:14.5px}
}