/*
Theme Name: Nanko
Theme URI: https://oogakiminami.com/
Description: 岐阜県立大垣南高等学校 非公式サイト用の軽量・高速・SEO最適化テーマ。
Author: 大垣南高校 非公式サイト
Version: 1.0
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: nanko
*/

:root{
  --navy:#13345a;
  --navy-d:#0e2742;
  --green:#2f8f5b;
  --green-d:#247046;
  --ink:#222;
  --muted:#5a6675;
  --line:#e2e8ec;
  --bg:#ffffff;
  --bg-soft:#f5f8f6;
  --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","Hiragino Sans","Noto Sans JP","Yu Gothic",Meiryo,sans-serif;
  line-height:1.8;font-size:16px;
}
img{max-width:100%;height:auto}
a{color:var(--green-d);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* header */
.site-header{background:var(--navy);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 8px rgba(0,0,0,.12)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;min-height:62px}
.site-title{font-size:1.15rem;font-weight:700;margin:0;line-height:1.3}
.site-title a{color:#fff}
.site-title small{display:block;font-size:.68rem;font-weight:400;color:#bcd0e6;letter-spacing:.02em}
.nav-toggle{display:none;background:none;border:1px solid #3a5e88;color:#fff;border-radius:6px;padding:6px 10px;font-size:1rem;cursor:pointer}
.main-nav ul{display:flex;gap:2px;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.main-nav a{color:#eaf1f8;display:block;padding:8px 12px;border-radius:6px;font-size:.92rem}
.main-nav a:hover{background:var(--navy-d);text-decoration:none}
.main-nav .current-menu-item>a{background:var(--green);color:#fff}

/* notice bar */
.unofficial-bar{background:#fff7e6;border-bottom:1px solid #f0dca8;color:#7a5b12;font-size:.82rem}
.unofficial-bar .wrap{padding:7px 20px}

/* hero */
.hero{background:linear-gradient(135deg,var(--navy) 0%,var(--green-d) 100%);color:#fff;padding:54px 0}
.hero h1{font-size:1.9rem;margin:0 0 12px;line-height:1.4}
.hero p{font-size:1.02rem;color:#eaf3ff;margin:0 0 22px;max-width:680px}
.hero .btns{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;background:#fff;color:var(--navy);font-weight:700;padding:11px 20px;border-radius:8px;font-size:.95rem}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn.alt{background:var(--green);color:#fff}

/* content */
main{padding:38px 0 56px}
.breadcrumbs{font-size:.8rem;color:var(--muted);margin:0 0 18px}
.breadcrumbs a{color:var(--muted)}
.page-title{font-size:1.65rem;color:var(--navy);border-bottom:3px solid var(--green);padding-bottom:10px;margin:0 0 24px}
.entry h2{font-size:1.35rem;color:var(--navy);margin:38px 0 14px;padding-left:12px;border-left:5px solid var(--green)}
.entry h3{font-size:1.12rem;color:var(--navy-d);margin:26px 0 10px}
.entry p{margin:0 0 16px}
.entry ul,.entry ol{margin:0 0 18px;padding-left:1.4em}
.entry li{margin:4px 0}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin:22px 0}
.card{border:1px solid var(--line);border-radius:12px;padding:20px;background:var(--bg);transition:.15s}
.card:hover{box-shadow:0 6px 18px rgba(0,0,0,.07);transform:translateY(-2px)}
.card h3{margin:0 0 8px;color:var(--navy)}
.card p{font-size:.9rem;color:var(--muted);margin:0 0 10px}

/* stat boxes */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin:22px 0}
.stat{background:var(--bg-soft);border:1px solid var(--line);border-radius:12px;padding:18px;text-align:center}
.stat .num{font-size:2rem;font-weight:800;color:var(--green-d);line-height:1.1}
.stat .lbl{font-size:.82rem;color:var(--muted);margin-top:4px}

/* tables */
.tbl-scroll{overflow-x:auto;margin:0 0 22px}
table.data{border-collapse:collapse;width:100%;font-size:.92rem}
table.data th,table.data td{border:1px solid var(--line);padding:8px 10px;text-align:left}
table.data thead th{background:var(--navy);color:#fff;position:sticky;top:62px}
table.data td.num{text-align:right;font-variant-numeric:tabular-nums}
table.data tr:nth-child(even){background:var(--bg-soft)}
table.data tr.grand{font-weight:700;background:#eaf5ee}
table.data tr.grand td{border-top:2px solid var(--green)}

/* source note */
.source{font-size:.82rem;color:var(--muted);background:var(--bg-soft);border-left:4px solid var(--green);padding:12px 14px;border-radius:0 8px 8px 0;margin:18px 0}
.source a{word-break:break-all}

/* alumni */
.alumni{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;margin:22px 0;list-style:none;padding:0}
.alumni li{border:1px solid var(--line);border-radius:10px;padding:14px 16px;background:var(--bg)}
.alumni .nm{font-weight:700;color:var(--navy);font-size:1.02rem}
.alumni .ro{font-size:.86rem;color:var(--muted);margin-top:3px}

/* school song */
.song{display:grid;grid-template-columns:1fr 1fr;gap:26px;background:var(--bg-soft);border-radius:12px;padding:22px;margin:18px 0}
.song .v{white-space:pre-line;line-height:2}

/* footer */
.site-footer{background:var(--navy-d);color:#c8d6e6;font-size:.86rem;margin-top:40px}
.site-footer .wrap{padding:30px 20px}
.site-footer a{color:#dbe7f4}
.fnav{display:flex;gap:16px;flex-wrap:wrap;margin:0 0 16px;padding:0;list-style:none}
.copyright{font-size:.78rem;color:#8aa0ba;border-top:1px solid #1d3e63;padding-top:14px;margin-top:14px}

@media(max-width:760px){
  .nav-toggle{display:block}
  .main-nav{display:none;width:100%}
  .main-nav.open{display:block}
  .site-header .wrap{flex-wrap:wrap;padding-top:8px;padding-bottom:8px}
  .main-nav ul{flex-direction:column;width:100%;padding:8px 0}
  .main-nav a{padding:11px 12px}
  table.data thead th{position:static}
  .song{grid-template-columns:1fr}
  .hero h1{font-size:1.5rem}
}