/*
Theme Name: EigoChoice
Theme URI: https://eigochoice.jp/
Author: EigoChoice
Description: AI英会話・オンライン英会話の比較メディア向け軽量WordPressテーマ
Version: 1.0.0
License: GPL v2 or later
Text Domain: eigochoice
*/

:root{
  --bg:#f7f8fb;
  --card:#ffffff;
  --text:#18202a;
  --muted:#677383;
  --line:#e5e9ef;
  --accent:#175cff;
  --accent2:#0b3fc1;
  --good:#0b8f55;
  --warn:#c56a00;
  --radius:18px;
  --shadow:0 8px 30px rgba(20,38,70,.08);
  --max:1120px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Sans","Yu Gothic",Meiryo,sans-serif;line-height:1.75}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:auto;padding:0 20px}
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.header-inner{height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{font-weight:800;font-size:22px;letter-spacing:.2px;color:var(--text)}
.brand span{color:var(--accent)}
.nav{display:flex;gap:18px;font-size:14px}
.hero{padding:70px 0 42px;background:linear-gradient(180deg,#fff 0%,#f7f8fb 100%)}
.hero-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:28px;align-items:center}
.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.12;margin:0 0 18px}
.hero p{font-size:18px;color:var(--muted);max-width:720px}
.badge{display:inline-block;border:1px solid #cdd8ff;background:#eef3ff;color:#244fc0;border-radius:999px;padding:6px 11px;font-weight:700;font-size:13px;margin-bottom:14px}
.hero-card,.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.hero-card{padding:22px}
.btn{display:inline-block;background:var(--accent);color:#fff;border-radius:12px;padding:13px 18px;font-weight:800}
.btn:hover{background:var(--accent2);text-decoration:none}
.btn.secondary{background:#eef3ff;color:#244fc0}
.section{padding:48px 0}
.section h2{font-size:30px;margin:0 0 10px}
.section-intro{color:var(--muted);margin:0 0 24px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.card{padding:22px}
.card h3{margin-top:0}
.kpi{font-size:30px;font-weight:900}
.small{font-size:13px;color:var(--muted)}
.compare{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden}
.compare th,.compare td{padding:14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.compare th{background:#f0f4ff}
.note{border-left:4px solid var(--accent);background:#eef3ff;padding:14px 16px;border-radius:10px}
.warning{border-left-color:var(--warn);background:#fff5e8}
.post{max-width:820px;margin:36px auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(22px,4vw,46px)}
.post h1{line-height:1.3}
.post h2{margin-top:42px;border-bottom:2px solid var(--line);padding-bottom:8px}
.post h3{margin-top:28px}
.cta{margin:30px 0;padding:24px;border:2px solid #cdd8ff;border-radius:16px;background:#f6f8ff}
.disclosure{font-size:12px;color:var(--muted);padding:10px 0}
.site-footer{margin-top:60px;padding:38px 0;background:#10151d;color:#c9d0da}
.site-footer a{color:#fff}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}
@media(max-width:800px){
  .hero-grid,.grid3,.grid2,.footer-grid{grid-template-columns:1fr}
  .nav{display:none}
  .hero{padding-top:42px}
}