/*
Theme Name: Stopla Column
Theme URI: https://stopla.co.jp/
Author: 株式会社ストプラ
Description: コラムを中心としたナレッジメディア型テーマ。明るくフレンドリーなトーンで、WordPressのカテゴリー・タグ・アイキャッチをそのまま反映します。
Version: 1.4.0
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: stopla-column
*/

:root{
  --ink:#051C2C;
  --ink-soft:#44586B;
  --ink-mute:#8395A5;
  --bg:#F5F8FB;
  --card:#FFFFFF;
  --blue:#2251FF;
  --blue-deep:#1B41CC;
  --blue-soft:#EBF0FF;
  --brass:#A9884B;
  --line:#E3E9F0;
  --shadow:0 2px 6px rgba(11,34,57,.05),0 10px 28px rgba(11,34,57,.07);
  --shadow-hover:0 4px 10px rgba(11,34,57,.07),0 18px 40px rgba(11,34,57,.12);
  --r-card:20px;
  --r-img:16px;
  --round:"M PLUS Rounded 1c",sans-serif;
  --sans:"Noto Sans JP",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);line-height:1.8;font-size:15px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

/* ===== Utility bar ===== */
.utilbar{background:#fff;border-bottom:1px solid var(--line);font-size:12px;color:var(--ink-soft)}
.utilbar .wrap{display:flex;justify-content:space-between;align-items:center;height:38px}
.utilbar a{transition:color .2s}
.utilbar a:hover{color:var(--blue)}
.utilbar .links{display:flex;gap:20px}

/* ===== Masthead ===== */
.masthead{background:#fff}
.masthead .wrap{display:flex;flex-direction:column;align-items:center;padding-top:36px;padding-bottom:20px;gap:6px;text-align:center}
.brandmark{font-family:var(--round);font-weight:800;font-size:36px;letter-spacing:.02em;line-height:1.2;color:var(--ink)}
.brandmark a{transition:opacity .2s}
.brandmark a:hover{opacity:.75}
.brandmark .dot{color:var(--blue)}
.brandsub{font-size:11px;letter-spacing:.3em;color:var(--ink-mute);text-transform:uppercase;font-weight:500}
.tagline{font-size:13.5px;color:var(--ink-soft);margin-top:4px}

/* ===== Global nav ===== */
.gnav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.gnav .wrap{height:56px;}
.gnav-inner{display:flex;align-items:center;height:100%;}
.gnav a{font-size:13.5px;font-weight:700;padding:8px 16px;white-space:nowrap;color:var(--ink-soft);border-radius:999px;transition:all .2s}
.gnav a:hover{color:var(--blue);background:var(--blue-soft)}
.gnav a.is-active{color:#fff;background:var(--blue)}
.gnav .nav-cta{color:#fff;background:var(--ink);margin-left:8px}
.gnav .nav-cta:hover{background:var(--blue);color:#fff}

/* ===== Section headers ===== */
.sec{padding:56px 0 8px}
.sec-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.sec-title{font-family:var(--round);font-weight:800;font-size:24px;letter-spacing:.02em;display:flex;align-items:center;gap:12px}
.sec-title .en{font-size:11px;letter-spacing:.24em;color:var(--blue);font-weight:700;text-transform:uppercase;background:var(--blue-soft);border-radius:999px;padding:4px 14px}
.sec-more{font-size:13px;color:var(--blue);font-weight:700;border-radius:999px;padding:6px 14px;transition:background .2s}
.sec-more:hover{background:var(--blue-soft)}

/* ===== Eyecatch ===== */
.eyecatch{position:relative;aspect-ratio:1200/630;border-radius:var(--r-img);overflow:hidden;background:#0A1420;transition:transform .3s ease}
.eyecatch img{width:100%;height:100%;object-fit:cover}
.eyecatch.is-fallback{display:flex;flex-direction:column;justify-content:center;padding:9% 10%;background:linear-gradient(135deg,#0B1620 0%,#050D14 55%,#0A1A28 100%)}
.eyecatch.is-fallback::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 85% 10%,rgba(169,136,75,.14),transparent 55%)}
.eyecatch .ec-rule{width:32px;border-top:2px solid var(--brass);margin-bottom:6%}
.eyecatch .ec-title{position:relative;font-weight:700;color:#F5F1E8;line-height:1.6;letter-spacing:.03em;font-size:clamp(12px,1.4vw,17px);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.eyecatch .ec-brand{position:absolute;left:10%;bottom:8%;font-size:8px;letter-spacing:.3em;color:rgba(245,241,232,.5);text-transform:uppercase}
a:hover .eyecatch{transform:translateY(-3px)}

/* ===== Cards ===== */
.chip{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.04em;color:var(--blue);background:var(--blue-soft);border-radius:999px;padding:4px 13px;transition:all .2s}
a.chip:hover,a:hover .chip{background:var(--blue);color:#fff}
.card-title{font-weight:700;line-height:1.65;letter-spacing:.01em;transition:color .2s}
a:hover .card-title{color:var(--blue)}
.card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--ink-mute)}
.tagmini::before{content:"#";color:var(--blue);margin-right:1px}

.postcard{background:var(--card);border-radius:var(--r-card);padding:16px 16px 20px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;display:block;height:100%}
.postcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.postcard:hover .eyecatch{transform:none}
.postcard .chip{margin-top:16px}
.postcard .card-title{font-size:15.5px;margin-top:10px;padding:0 4px}
.postcard .card-meta{margin-top:10px;padding:0 4px}

/* ===== Hero pickup ===== */
.hero{padding-top:40px}
.hero-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:28px}
.hero-main{background:var(--card);border-radius:var(--r-card);padding:18px 18px 24px;box-shadow:var(--shadow);display:block;transition:transform .3s,box-shadow .3s}
.hero-main:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.hero-main:hover .eyecatch{transform:none}
.hero-main .chip{margin-top:18px}
.hero-main .card-title{font-size:22px;margin-top:10px;padding:0 4px;font-family:var(--round);font-weight:800;line-height:1.55}
.hero-main .card-meta{margin-top:10px;padding:0 4px}
.hero-side{display:flex;flex-direction:column;gap:18px}
.hero-label{font-size:11px;font-weight:700;letter-spacing:.24em;color:var(--blue);text-transform:uppercase;display:flex;align-items:center;gap:12px}
.hero-label::after{content:"";flex:1;border-top:2px dotted var(--line)}
.hero-side-item{display:grid;grid-template-columns:148px 1fr;gap:14px;align-items:start;background:var(--card);border-radius:var(--r-card);padding:14px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.hero-side-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.hero-side-item:hover .eyecatch{transform:none}
.hero-side-item .card-title{font-size:14px;margin-top:2px}
.hero-side-item .card-meta{margin-top:6px}

/* ===== Grids ===== */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding-bottom:40px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding-bottom:40px}

/* ===== Keywords ===== */
.kwband{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:44px 0 52px;margin-top:36px}
.kwlist{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.kw{font-size:13px;font-weight:500;color:var(--ink-soft);background:var(--bg);border-radius:999px;padding:8px 18px;transition:all .2s}
.kw:hover{background:var(--blue);color:#fff}
.kw::before{content:"#";color:var(--blue);margin-right:2px;transition:color .2s}
.kw:hover::before{color:#fff}

/* ===== Ranking ===== */
.ranklist{display:grid;grid-template-columns:1fr 1fr;gap:18px 24px;padding-bottom:40px}
.rankitem{display:grid;grid-template-columns:auto 124px 1fr;gap:14px;align-items:center;background:var(--card);border-radius:var(--r-card);padding:14px 18px 14px 14px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.rankitem:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.rankitem:hover .eyecatch{transform:none}
.rankno{font-family:var(--round);font-size:15px;font-weight:800;color:var(--blue);background:var(--blue-soft);width:32px;height:32px;border-radius:999px;display:flex;align-items:center;justify-content:center}
.rankitem.is-top .rankno{background:var(--blue);color:#fff}
.rankitem .card-title{font-size:14px}
.rankitem .card-meta{margin-top:4px}

/* ===== Category sections ===== */
.cat2{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding-bottom:48px}
.catcol{background:var(--card);border-radius:var(--r-card);padding:26px 26px 14px;box-shadow:var(--shadow)}
.catcol .cat-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.catcol h3{font-family:var(--round);font-size:18px;font-weight:800;display:flex;align-items:center;gap:10px}
.catcol h3::before{content:"";width:10px;height:10px;border-radius:999px;background:var(--blue)}
.catcol .cat-count{font-size:11px;color:var(--ink-mute);font-weight:500;margin-left:2px}
.catitem{display:grid;grid-template-columns:116px 1fr;gap:14px;padding:14px 0;border-bottom:1px solid var(--line);align-items:center}
.catitem:last-of-type{border-bottom:none}
.catitem .card-title{font-size:14px}
.catitem .card-meta{margin-top:4px}

/* ===== CTA ===== */
.ctaband{background:linear-gradient(135deg,#0A2540 0%,#051C2C 60%,#0C2E4E 100%);color:#EAF0F6;padding:72px 0;margin-top:40px;position:relative;overflow:hidden}
.ctaband::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 12% 120%,rgba(34,81,255,.28),transparent 55%),radial-gradient(ellipse at 92% -20%,rgba(34,81,255,.18),transparent 50%)}
.ctaband .wrap{position:relative}
.cta-head{text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px}
.cta-head h2{font-family:var(--round);font-size:26px;font-weight:800;letter-spacing:.04em;line-height:1.6}
.cta-head p{font-size:14px;color:#AEBECD;max-width:600px}
.cta-menus{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.cta-menu{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-card);padding:24px 22px;transition:all .25s}
.cta-menu:hover{background:rgba(255,255,255,.12);transform:translateY(-3px)}
.cta-menu h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:8px}
.cta-menu p{font-size:12.5px;color:#AEBECD;line-height:1.8}
.cta-menu .go{display:inline-block;margin-top:12px;font-size:12.5px;font-weight:700;color:#8FB0FF}
.cta-actions{display:flex;flex-direction:column;align-items:center;gap:12px;margin-top:38px}
.cta-actions .btn{display:inline-block;background:var(--blue);color:#fff;font-weight:700;font-size:15px;letter-spacing:.06em;padding:16px 56px;border-radius:999px;transition:all .25s;box-shadow:0 8px 24px rgba(34,81,255,.4)}
.cta-actions .btn:hover{background:#3D66FF;transform:translateY(-2px)}
.cta-note{font-size:12px;color:#8FA3B5;letter-spacing:.08em}

/* ===== Footer ===== */
.sitefooter{background:#fff;border-top:1px solid var(--line);color:var(--ink-soft);font-size:13px;padding:52px 0 36px}
.sitefooter .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.sitefooter .f-brand{font-family:var(--round);font-weight:800;font-size:20px;color:var(--ink)}
.sitefooter .f-brand .dot{color:var(--blue)}
.sitefooter .f-desc{margin-top:10px;line-height:1.9;font-size:12.5px}
.sitefooter h4{font-size:11px;letter-spacing:.22em;color:var(--blue);font-weight:700;margin-bottom:14px;text-transform:uppercase}
.sitefooter ul{list-style:none}
.sitefooter li{margin-bottom:9px}
.sitefooter a:hover{color:var(--blue)}
.sitefooter .copy{grid-column:1/-1;border-top:1px solid var(--line);margin-top:18px;padding-top:20px;font-size:11px;letter-spacing:.06em;color:var(--ink-mute);display:flex;justify-content:space-between}

/* ===== Archive ===== */
.archive-head{background:#fff;border-bottom:1px solid var(--line);padding:44px 0}
.archive-head .label{font-size:11px;font-weight:700;letter-spacing:.24em;color:var(--blue);text-transform:uppercase}
.archive-head h1{font-family:var(--round);font-size:28px;font-weight:800;margin-top:6px}
.archive-head .desc{font-size:13.5px;color:var(--ink-soft);margin-top:8px;max-width:720px}
.archive-body{padding:44px 0 24px}
.pagination{display:flex;justify-content:center;gap:6px;padding:12px 0 56px}
.pagination .page-numbers{min-width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;background:#fff;border-radius:999px;font-size:13.5px;font-weight:700;color:var(--ink-soft);box-shadow:var(--shadow);padding:0 14px;transition:all .2s}
.pagination .page-numbers:hover{color:var(--blue)}
.pagination .page-numbers.current{background:var(--blue);color:#fff}
.pagination .page-numbers.dots{background:none;box-shadow:none}

/* ===== Single ===== */
.single-head{background:#fff;border-bottom:1px solid var(--line);padding:48px 0 40px}
.single-head .inner{max-width:820px;margin:0 auto;padding:0 24px}
.single-head h1{font-family:var(--round);font-size:clamp(22px,3.2vw,30px);font-weight:800;line-height:1.6;margin-top:16px}
.single-head .card-meta{margin-top:14px;font-size:13px}
.single-eyecatch{max-width:820px;margin:36px auto 0;padding:0 24px}
.single-eyecatch .eyecatch{box-shadow:var(--shadow)}
.single-eyecatch .eyecatch:hover{transform:none}
.single-body{max-width:820px;margin:0 auto;padding:40px 24px 24px}
.entry-content{background:var(--card);border-radius:var(--r-card);box-shadow:var(--shadow);padding:clamp(24px,5vw,56px)}
.entry-content>*+*{margin-top:1.2em}
.entry-content h2{font-family:var(--round);font-size:21px;font-weight:800;line-height:1.6;margin-top:2em;padding-bottom:.5em;border-bottom:2px solid var(--blue-soft)}
.entry-content h3{font-size:17px;font-weight:700;margin-top:1.8em}
.entry-content a{color:var(--blue);text-decoration:underline;text-underline-offset:3px}
.entry-content ul,.entry-content ol{padding-left:1.4em}
.entry-content img{border-radius:var(--r-img)}
.entry-content blockquote{border-left:4px solid var(--blue-soft);padding:.4em 0 .4em 1.2em;color:var(--ink-soft)}
.entry-content table{width:100%;border-collapse:collapse;font-size:14px}
.entry-content th,.entry-content td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.entry-content th{background:var(--bg)}
.single-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.related{max-width:1120px;margin:0 auto;padding:32px 24px 8px}
.related h2{font-family:var(--round);font-size:20px;font-weight:800;margin-bottom:20px}

/* ===== Reveal ===== */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .postcard,.hero-main,.hero-side-item,.rankitem,.eyecatch,.cta-menu{transition:none}
}
a:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}

/* ===== Responsive ===== */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .grid3{grid-template-columns:1fr 1fr}
  .ranklist{grid-template-columns:1fr}
  .cat2{grid-template-columns:1fr}
  .cta-menus{grid-template-columns:1fr}
  .sitefooter .wrap{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
  .grid3{grid-template-columns:1fr}
  .brandmark{font-size:28px}
  .hero-main .card-title{font-size:18px}
  .hero-side-item{grid-template-columns:118px 1fr}
  .utilbar .links span{display:none}
  .sitefooter .wrap{grid-template-columns:1fr}
  .sitefooter .copy{flex-direction:column;gap:6px}
}

/* ===== モバイルナビ ドロップダウン v1.4 ===== */

/* デスクトップ: フラット横並び */
.gnav-desktop {
  display:flex; align-items:center; gap:4px;
  width:100%; justify-content:center;
}
.gnav-mobile { display:none !important; }

/* モバイル（〜767px）: ドロップダウン */
@media (max-width:767px) {
  .gnav-desktop { display:none !important; }
  .gnav-mobile  {
    display:flex !important; align-items:center;
    justify-content:space-between; width:100%; gap:8px;
  }

  .gnav-home {
    font-size:13px; font-weight:700; color:var(--ink-soft);
    padding:6px 12px; border-radius:999px; white-space:nowrap;
    transition:all .2s; flex-shrink:0;
  }
  .gnav-home.is-active { background:var(--blue); color:#fff; }
  .gnav-home:hover:not(.is-active) { background:var(--blue-soft); color:var(--blue); }

  .gnav-dropdown-wrap { position:relative; flex:1; min-width:0; }

  .gnav-toggle {
    display:flex; align-items:center; gap:6px;
    width:100%; padding:8px 14px;
    background:var(--blue-soft); border:none; border-radius:999px;
    font-size:13px; font-weight:700; color:var(--blue);
    cursor:pointer; transition:all .2s; font-family:var(--sans);
    white-space:nowrap;
  }
  .gnav-toggle[aria-expanded="true"] {
    background:var(--blue); color:#fff; border-radius:16px 16px 0 0;
  }
  .gnav-toggle-label { flex:1; text-align:left; }
  .gnav-toggle-icon  { flex-shrink:0; transition:transform .25s; }
  .gnav-toggle[aria-expanded="true"] .gnav-toggle-icon { transform:rotate(180deg); }

  .gnav-dropdown {
    position:absolute; top:100%; left:0; right:0; z-index:200;
    background:#fff; border-radius:0 0 16px 16px;
    box-shadow:0 8px 24px rgba(5,28,44,.14);
    overflow:hidden;
  }
  .gnav-dropdown[hidden] { display:none !important; }

  .gnav-dropdown-item {
    display:flex; align-items:center; justify-content:space-between;
    padding:13px 18px; font-size:14px; font-weight:700; color:var(--ink);
    border-bottom:1px solid var(--line); transition:background .15s;
  }
  .gnav-dropdown-item:last-child { border-bottom:none; }
  .gnav-dropdown-item:hover,
  .gnav-dropdown-item.is-active { background:var(--blue-soft); color:var(--blue); }
  .gnav-dropdown-count { font-size:11px; font-weight:400; color:var(--ink-mute); }

  .gnav .nav-cta {
    font-size:12px; padding:8px 12px; white-space:nowrap; flex-shrink:0;
  }
}