/*
Theme Name: Agriv Corporate
Description: 株式会社アグリヴ コーポレートサイト用オリジナルテーマ。ChatGPT案A「Trust & Solid」ベース。グレー×ホワイト基調、明朝×ゴシック、余白を活かした堅実なレイアウト。
Author: 株式会社アグリヴ
Version: 2.3.2
Requires PHP: 7.4
Text Domain: agriv
*/

/* ==========================================================================
   Base Styles & Variables
   ========================================================================== */
:root {
  --color-white: #ffffff;
  --color-bg-light: #f9f8f6;
  --color-text-main: #333333;
  --color-text-light: #555555;
  --color-accent: #b0a8a0;
  --color-green: #1F3A34;
  --color-green-light: #2f5148;
  --color-border: #e0deda;
  --font-sans: 'Noto Sans JP', "Yu Gothic", "YuGothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  --font-serif: 'Noto Serif JP', "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "MS PMincho", serif;
  --content-width: 1080px;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0; padding: 0;
  font-family: var(--font-sans);
  color: var(--color-text-main);
  background-color: var(--color-white);
  line-height: 1.8; letter-spacing: 0.05em;
}
h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);font-weight:600;margin:0}
a{color:var(--color-text-main);text-decoration:none;transition:color .3s ease}
a:hover{color:var(--color-accent)}
img{max-width:100%;height:auto}
.container{max-width:var(--content-width);margin:0 auto;padding:0 20px}
.section-padding{padding:100px 0}
.bg-light{background-color:var(--color-bg-light)}
.section-title{text-align:center;font-size:32px;margin:0 0 60px;color:var(--color-text-main);position:relative}
.section-title::after{content:'';display:block;width:40px;height:2px;background-color:var(--color-accent);margin:20px auto 0}
.img-placeholder{background-color:#eae8e3;width:100%;display:flex;align-items:center;justify-content:center;color:#888;font-size:14px;font-family:var(--font-sans)}
.fade-in{opacity:0;transform:translateY(20px);transition:opacity .8s ease,transform .8s ease}
.fade-in.appear{opacity:1;transform:translateY(0)}
@media (prefers-reduced-motion: reduce){
  .fade-in{opacity:1;transform:none;transition:none}
}
:focus-visible{outline:2px solid var(--color-accent);outline-offset:3px}

/* ==========================================================================
   Header
   ========================================================================== */
header.site-header{position:fixed;top:0;left:0;width:100%;background-color:rgba(255,255,255,.95);border-bottom:1px solid var(--color-border);z-index:1000;padding:15px 0}
body.admin-bar header.site-header{top:32px}
@media(max-width:782px){body.admin-bar header.site-header{top:46px}}
.header-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}
.logo img{height:46px;width:auto}
.nav-links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:6px 18px;list-style:none;margin:0;padding:0}
.nav-links li a{font-size:13px;font-weight:500;white-space:nowrap}
.nav-toggle{display:none;background:none;border:1px solid var(--color-border);padding:10px 12px;cursor:pointer;border-radius:2px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--color-text-main);margin:4px 0;transition:transform .3s,opacity .3s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
@media (max-width:960px){
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;top:100%;left:0;width:100%;background:var(--color-white);border-bottom:1px solid var(--color-border);flex-direction:column;gap:0;padding:10px 0;box-shadow:0 10px 20px rgba(0,0,0,.06)}
  .nav-links.open{display:flex}
  .nav-links li a{display:block;padding:12px 24px;font-size:14px}
}

/* 下層ページ用: 固定ヘッダー分のオフセット */
body:not(.home) main{padding-top:100px}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;background-color:var(--color-bg-light);text-align:center;padding-top:80px}
.hero-content h1{font-size:36px;line-height:1.6;margin-bottom:30px;color:var(--color-text-main)}
.hero-content p{font-size:18px;font-family:var(--font-serif);color:var(--color-text-light)}
.hero-logo{margin-bottom:40px}
.hero-logo img{height:120px;width:auto}

/* ==========================================================================
   Numbers Highlight
   ========================================================================== */
.numbers-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.number-card{background:var(--color-white);border:1px solid var(--color-border);padding:40px 20px;text-align:center}
.number-card .num{font-family:var(--font-serif);font-size:32px;font-weight:700;color:var(--color-accent);margin-bottom:10px;display:block;font-variant-numeric:tabular-nums}
.number-card .desc{font-size:14px;font-weight:500}

/* ==========================================================================
   Origin of Name
   ========================================================================== */
.origin-cards{display:flex;gap:40px;margin-bottom:60px}
.origin-card{flex:1;text-align:center;padding:40px 20px;background-color:var(--color-white);border-top:4px solid var(--color-accent);box-shadow:0 4px 15px rgba(0,0,0,.03)}
.origin-card img{height:80px;width:auto;margin-bottom:20px}
.origin-card h3{font-size:24px;margin-bottom:15px;color:var(--color-accent);font-family:var(--font-sans);letter-spacing:.1em}
.origin-card p{font-size:15px;margin:0}
.grit-details{background-color:var(--color-white);padding:40px;margin-top:30px;border:1px solid var(--color-border)}
.grit-details h4{font-size:18px;margin-bottom:20px;text-align:center}
.grit-lead{font-size:14px;color:var(--color-text-light);margin:0 0 20px;text-align:center}
.grit-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;list-style:none;padding:0;margin:0}
.grit-list li{font-size:15px;padding-left:15px;position:relative}
.grit-list li::before{content:'■';color:var(--color-accent);position:absolute;left:0;font-size:10px;top:6px}
.origin-closing{text-align:center;font-size:16px;font-family:var(--font-serif);margin-top:60px;line-height:2;padding:0 20px}

/* ==========================================================================
   Business
   ========================================================================== */
.business-grid{display:flex;flex-direction:column;gap:60px}
.business-row{display:flex;align-items:center;gap:50px}
.business-row:nth-child(even){flex-direction:row-reverse}
.business-img{flex:1;height:300px}
.business-img img{width:100%;height:100%;object-fit:cover;display:block}
.business-text{flex:1}
.business-text h3{font-size:24px;margin-bottom:20px;color:var(--color-text-main)}
.business-text .pillar-num{color:var(--color-accent);font-family:var(--font-serif);font-size:18px;display:block;margin-bottom:10px}
.business-text p{font-size:15px;color:var(--color-text-light);margin:0}

/* ==========================================================================
   Track Record
   ========================================================================== */
.record-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.record-card{background:var(--color-white);border:1px solid var(--color-border)}
.record-img{height:200px;overflow:hidden}
.record-img img{width:100%;height:100%;object-fit:cover;display:block}
.record-content{padding:25px}
.record-content h4{font-size:16px;margin-bottom:15px;line-height:1.5}
.record-content p{font-size:14px;color:var(--color-text-light);margin:0}

/* ==========================================================================
   Banks
   ========================================================================== */
.bank-list{display:flex;flex-wrap:wrap;gap:15px 30px;justify-content:center;list-style:none;padding:0;margin:0 0 20px 0}
.bank-list li{font-size:15px;color:var(--color-text-main)}
.bank-note{text-align:right;font-size:13px;color:var(--color-text-light);margin:0}

/* ==========================================================================
   Company Profile & Timeline
   ========================================================================== */
.company-table{width:100%;border-collapse:collapse;margin-bottom:50px}
.company-table th,.company-table td{padding:20px;border-bottom:1px solid var(--color-border);font-size:15px;text-align:left;vertical-align:top}
.company-table tr:first-child th,.company-table tr:first-child td{border-top:1px solid var(--color-border)}
.company-table th{width:25%;font-weight:500;background-color:#fdfcfb;color:var(--color-text-light)}
.timeline{border-left:2px solid var(--color-accent);padding-left:30px;margin-left:20px}
.timeline-item{position:relative;margin-bottom:30px}
.timeline-item:last-child{margin-bottom:0}
.timeline-item::before{content:'';position:absolute;left:-37px;top:5px;width:12px;height:12px;background-color:var(--color-white);border:2px solid var(--color-accent);border-radius:50%}
.timeline-date{font-family:var(--font-serif);font-weight:bold;color:var(--color-accent);margin-bottom:5px}
.timeline-desc{font-size:14px}
.timeline-heading{font-size:20px;margin-bottom:30px;text-align:center}
.timeline-outer{max-width:600px;margin:0 auto}

/* ==========================================================================
   News
   ========================================================================== */
.news-weekly-note{text-align:center;font-size:13px;color:var(--color-text-light);margin:-40px 0 40px}
.news-list{list-style:none;padding:0;margin:0;border-top:1px solid var(--color-border)}
.news-item{display:flex;align-items:center;padding:20px 0;border-bottom:1px solid var(--color-border)}
.news-date{width:120px;flex-shrink:0;font-family:var(--font-serif);color:var(--color-text-light);font-size:15px;font-variant-numeric:tabular-nums}
.news-tag{background-color:var(--color-bg-light);border:1px solid var(--color-border);padding:4px 12px;font-size:12px;margin-right:20px;min-width:80px;text-align:center;flex-shrink:0}
.news-title{font-size:15px;flex:1}
.news-title a:hover{text-decoration:underline;text-underline-offset:4px}
.news-more{text-align:right;margin-top:24px}
.news-more a{font-size:13px;letter-spacing:.1em;border-bottom:1px solid var(--color-accent);color:var(--color-text-light)}
.news-empty{text-align:center;color:var(--color-text-light);font-size:14px}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-box{text-align:center;background-color:var(--color-white);padding:60px;border:1px solid var(--color-border)}
.contact-tel{font-family:var(--font-serif);font-size:36px;margin:20px 0;color:var(--color-text-main);font-variant-numeric:tabular-nums}
.contact-hours{font-size:13px;color:var(--color-text-light);margin-bottom:30px}
.btn{display:inline-block;background-color:var(--color-text-main);color:var(--color-white);padding:16px 40px;font-size:15px;letter-spacing:.1em;transition:background-color .3s}
.btn:hover{background-color:var(--color-accent);color:var(--color-white)}

/* ==========================================================================
   Footer
   ========================================================================== */
footer.site-footer{background-color:var(--color-text-main);color:var(--color-white);padding:60px 0 20px;font-size:14px}
.footer-inner{display:flex;justify-content:space-between;margin-bottom:40px;gap:40px}
.footer-logo img{height:60px;width:auto;filter:brightness(0) invert(1);margin-bottom:20px}
.footer-logo-area p{color:#aaaaaa;margin:5px 0}
.footer-info p{margin:5px 0;color:#aaaaaa}
.site-footer a{color:#cccccc}
.site-footer a:hover{color:var(--color-white)}
.copyright{text-align:center;color:#777777;font-size:12px;border-top:1px solid #444;padding-top:20px}

/* ==========================================================================
   記事ページ・固定ページ
   ========================================================================== */
.article-wrap{max-width:800px;margin:0 auto;padding:60px 20px 100px}
.article-head{border-bottom:1px solid var(--color-border);padding-bottom:28px;margin-bottom:40px}
.article-head .meta{display:flex;align-items:center;gap:16px;margin-bottom:16px}
.article-head h1{font-size:28px;line-height:1.6}
.entry-content{color:var(--color-text-light);font-size:15px}
.entry-content h2{font-size:22px;color:var(--color-text-main);margin:2.2em 0 .9em;padding-left:14px;border-left:3px solid var(--color-accent)}
.entry-content h3{font-size:18px;color:var(--color-text-main);margin:1.8em 0 .7em}
.entry-content p{margin:0 0 1.4em}
.entry-content ul,.entry-content ol{margin:0 0 1.4em;padding-left:1.6em}
.entry-content img{display:block;margin:1.6em 0;border:1px solid var(--color-border)}
.entry-content a{color:var(--color-accent);text-decoration:underline;text-underline-offset:4px}
.entry-content table{border-collapse:collapse;width:100%;margin:0 0 1.4em;font-size:14px}
.entry-content th,.entry-content td{border:1px solid var(--color-border);padding:10px 14px;text-align:left}
.back-link{margin-top:56px}
.back-link a{font-size:13px;letter-spacing:.1em;border-bottom:1px solid var(--color-accent)}

/* アーカイブ・ページネーション */
.archive-title-small{font-size:26px}
.pagination{margin-top:40px;display:flex;gap:10px;justify-content:center;font-size:14px}
.pagination .page-numbers{padding:8px 14px;border:1px solid var(--color-border);color:var(--color-text-light)}
.pagination .page-numbers.current{background:var(--color-text-main);color:var(--color-white);border-color:var(--color-text-main)}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 768px) {
  .hero-content h1 { font-size: 24px; }
  .numbers-grid { grid-template-columns: repeat(2, 1fr); }
  .origin-cards { flex-direction: column; }
  .grit-list { grid-template-columns: 1fr; }
  .business-row, .business-row:nth-child(even) { flex-direction: column; gap: 30px; }
  .record-grid { grid-template-columns: 1fr; }
  .company-table th, .company-table td { display: block; width: auto; }
  .company-table th { border-bottom: none; padding-bottom: 5px; }
  .news-item { flex-direction: column; align-items: flex-start; gap: 10px; }
  .footer-inner { flex-direction: column; gap: 40px; }
}

/* ==========================================================================
   v2.3.0 デザイン強化（2026-09-13）
   ========================================================================== */

/* --- タイポグラフィ --- */
body{font-size:16px;line-height:1.9;letter-spacing:.02em}
h1,h2,h3,h4,.section-title{font-family:var(--font-serif);letter-spacing:.08em;line-height:1.7;font-weight:600}
.section-title{font-size:30px;margin-bottom:56px}
.section-title::after{content:"";display:block;width:40px;height:2px;background:var(--color-green);margin:20px auto 0}
.section-padding{padding:140px 0}

/* --- ヒーロー（左右分割） --- */
.hero-split{min-height:88vh;display:grid;grid-template-columns:46% 54%;align-items:stretch;padding-top:0;background:var(--color-white);text-align:left}
.hero-text{background:var(--color-green);color:#fff;display:flex;align-items:center;padding:80px 5% 80px 8%}
.hero-text-inner{max-width:460px}
.hero-split .hero-logo{margin-bottom:36px}
.hero-split .hero-logo img{max-width:150px;filter:brightness(0) invert(1);opacity:.95}
.hero-split h1{font-size:clamp(26px,2.5vw,40px);color:#fff;margin:0 0 28px;line-height:1.75;letter-spacing:.1em}
.hero-lead{font-size:15px;color:rgba(255,255,255,.88);margin:0 0 10px;letter-spacing:.06em}
.hero-sub{font-size:13px;color:rgba(255,255,255,.62);margin:0 0 44px;letter-spacing:.04em;font-family:var(--font-sans)}
.hero-scroll{display:inline-block;font-size:13px;color:#fff;text-decoration:none;letter-spacing:.14em;font-family:var(--font-sans);border-bottom:1px solid rgba(255,255,255,.45);padding-bottom:6px;transition:border-color .3s,opacity .3s}
.hero-scroll:hover{opacity:.7;border-color:#fff}
.hero-photo{position:relative;overflow:hidden;background:var(--color-bg-light)}
.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:center 40%;filter:saturate(.92) contrast(1.04)}

/* --- 写真のトーン統一 --- */
.record-img img,.business-img img{filter:saturate(.92) contrast(1.04)}

/* --- 事例カード --- */
.record-card{transition:box-shadow .35s,transform .35s;overflow:hidden}
.record-card:hover{box-shadow:0 14px 34px rgba(31,58,52,.13);transform:translateY(-3px)}
.record-img{height:auto;aspect-ratio:3/2;overflow:hidden}
.record-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.record-card:hover .record-img img{transform:scale(1.05)}
.record-content h4{font-size:17px;letter-spacing:.06em}
.record-content p{font-size:14px;line-height:1.95}
.record-content p strong{display:inline-block;font-size:12px;letter-spacing:.1em;color:var(--color-green);font-family:var(--font-sans);margin-bottom:2px}

/* --- 数値カード --- */
.number-card{border:none;border-top:2px solid var(--color-green);background:var(--color-white);padding:44px 20px 38px}
.number-card .num{font-family:var(--font-serif);color:var(--color-green);letter-spacing:.02em}
.number-card .desc{letter-spacing:.06em}

/* --- 沿革 --- */
.timeline{border-left:1px solid var(--color-border);padding-left:36px;margin-left:12px}
.timeline-date{position:relative;color:var(--color-green);letter-spacing:.08em;font-family:var(--font-sans);font-size:14px}
.timeline-date::before{content:"";position:absolute;left:-42px;top:.7em;width:7px;height:7px;border-radius:50%;background:var(--color-green)}

/* --- 取引金融機関 --- */
.bank-list{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--color-border);border-left:1px solid var(--color-border);justify-content:initial}
.bank-list li{padding:18px 16px;border-right:1px solid var(--color-border);border-bottom:1px solid var(--color-border);font-size:14px;text-align:center;letter-spacing:.04em}

/* --- 会社概要テーブル --- */
.company-table th{border-left:2px solid var(--color-green)}

/* --- ボタン・リンク --- */
.btn{background:var(--color-green);border-color:var(--color-green);letter-spacing:.1em}
.btn:hover{background:var(--color-green-light);border-color:var(--color-green-light)}
.news-tag{background:var(--color-green);color:#fff}

/* --- ナビ --- */
.nav-links a{letter-spacing:.04em;position:relative;padding-bottom:3px}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--color-green);transition:width .3s}
.nav-links a:hover::after{width:100%}

/* --- 本文（固定ページ） --- */
.entry-content{font-size:16px;line-height:2}
.entry-content p{margin:0 0 1.6em}

.sp-only{display:none}

/* --- レスポンシブ --- */
@media screen and (max-width:900px){
  .hero-split{grid-template-columns:1fr;min-height:auto}
  .hero-text{padding:64px 8% 56px;order:2}
  .hero-text-inner{max-width:none}
  .hero-photo{order:1;height:46vh;min-height:260px}
  .hero-split h1{font-size:25px}
  .sp-only{display:inline}
  .section-padding{padding:84px 0}
  .section-title{font-size:24px;margin-bottom:40px}
  .bank-list{grid-template-columns:repeat(2,1fr)}
  .nav-links a{padding:12px 8px;display:inline-block}
}
@media screen and (max-width:600px){
  .bank-list{grid-template-columns:1fr}
  .hero-split h1{font-size:23px;letter-spacing:.06em}
}


/* --- v2.3.1 修正 --- */
/* ヘッダーメニューを1行に収める（10項目） */
@media screen and (min-width:901px){
  .nav-links{gap:4px 14px;flex-wrap:nowrap}
  .nav-links a{font-size:13px;white-space:nowrap;letter-spacing:.01em}
  .header-inner{gap:20px}
}
@media screen and (min-width:901px) and (max-width:1200px){
  .nav-links{gap:3px 10px}
  .nav-links a{font-size:12px}
}
/* フェードインの保険（JSが効かない環境でも読めるように） */
.no-js .fade-in{opacity:1;transform:none}