/* 語りAI物語 サイト共通（トップ・使い方・施設向け） 生成りの紙×明朝×柿色 */
:root{--paper:#f7f2e8;--paper-2:#efe6d6;--paper-3:#e8dcc6;--ink:#2a2724;--ink-2:#5c554d;--kaki:#c8663a;--kaki-d:#a9502a;--line:#dccfb8}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:"BIZ UDPGothic","Hiragino Sans","Noto Sans JP",sans-serif;font-size:19px;line-height:2;color:var(--ink);background:var(--paper);position:relative}
body::before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.35;mix-blend-mode:multiply;z-index:0;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.45 0 0 0 0 0.38 0 0 0 0 0.28 0 0 0 .08 0'/></filter><rect width='160' height='160' filter='url(%23n)'/></svg>")}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px;position:relative}
h1,h2,h3{font-family:"Zen Old Mincho","Hiragino Mincho ProN","Noto Serif JP",serif;font-weight:700;letter-spacing:.03em;line-height:1.5;margin:0}
h2{font-size:34px;margin-bottom:18px;text-wrap:balance}
h3{font-size:24px}
p{margin:0 0 1.2em}
a{color:var(--kaki)}
header.site{position:sticky;top:0;z-index:5;background:rgba(247,242,232,.94);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:12px;padding-bottom:12px}
.logo{font-family:"Zen Old Mincho",serif;font-weight:900;font-size:24px;color:var(--ink);text-decoration:none;letter-spacing:.06em;white-space:nowrap}
.logo small{display:block;font-family:"BIZ UDPGothic",sans-serif;font-size:11px;letter-spacing:.2em;color:var(--kaki);font-weight:700;line-height:1.4}
nav.g{display:flex;gap:18px;align-items:center;font-size:15px;font-weight:700}
nav.g a{color:var(--ink-2);text-decoration:none;white-space:nowrap}
nav.g a.cur{color:var(--kaki)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--kaki);font-weight:700;font-size:15px;letter-spacing:.18em;margin-bottom:14px}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--kaki)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--kaki);color:#fff;font-weight:700;font-size:19px;padding:17px 28px;border-radius:999px;text-decoration:none;border:2px solid var(--kaki);box-shadow:0 10px 24px rgba(200,102,58,.22);transition:transform .15s,background .15s;cursor:pointer;font-family:inherit}
.btn:hover{transform:translateY(-2px);background:var(--kaki-d);border-color:var(--kaki-d)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--ink);box-shadow:none}
.btn.ghost:hover{background:var(--ink);color:var(--paper)}
.btn.small{font-size:15px;padding:10px 18px;box-shadow:none;white-space:nowrap}
.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.pill{display:inline-block;background:#fff;border:1px solid var(--line);color:var(--ink-2);border-radius:999px;padding:6px 16px;font-size:15px;font-weight:700;letter-spacing:.06em}
.pill b{color:var(--kaki)}
section{padding:88px 0;position:relative;z-index:1}
.alt{background:var(--paper-2)}
.lead{font-size:20px;color:var(--ink-2);max-width:780px}
.card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px 26px}
.note{background:#fff;border-left:5px solid var(--kaki);border-radius:0 16px 16px 0;padding:16px 20px;font-size:17px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:32px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:32px}
.card h3{font-size:22px;margin-bottom:10px}
.card p{font-size:17px;color:var(--ink-2);margin:0}
.num{font-family:"Zen Old Mincho",serif;font-size:36px;color:var(--kaki);line-height:1;margin-bottom:12px}
table.t{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;font-size:17px;margin-top:26px}
table.t th{background:var(--ink);color:var(--paper);text-align:left;padding:14px 16px;font-weight:700}
table.t td{padding:14px 16px;border-top:1px solid var(--line);vertical-align:top}
table.t td.k{font-weight:700;white-space:nowrap}
ul.check{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:12px}
ul.check li{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px 18px 14px 54px;position:relative;font-size:17px;line-height:1.8}
ul.check li::before{content:"○";position:absolute;left:18px;top:12px;color:var(--kaki);font-size:22px;font-weight:700}
.faq{max-width:900px;margin-top:26px;display:grid;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:18px}
.faq summary{cursor:pointer;padding:20px 56px 20px 24px;font-size:19px;font-weight:700;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"＋";position:absolute;right:22px;top:16px;color:var(--kaki);font-size:24px;font-weight:700}
.faq details[open] summary::after{content:"－"}
.faq p{margin:0;padding:0 24px 22px;color:var(--ink-2);font-size:17px}
.final{background:var(--ink);color:var(--paper);padding:72px 0}
.final h2{color:var(--paper);font-size:32px}
.final .eyebrow{color:#e5a27f}.final .eyebrow::before{background:#e5a27f}
.final .btn{box-shadow:none}
footer.site{position:relative;z-index:1;padding:28px 0 44px;font-size:14px;color:var(--ink-2);text-align:center;line-height:2}
footer.site a{color:var(--ink-2)}
.rv{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}
@media (max-width:900px){
  body{font-size:18px}section{padding:64px 0}h2{font-size:28px}
  header.site .wrap{gap:8px}.logo{font-size:20px}.logo small{font-size:10px}
  nav.g{gap:10px;font-size:13px}nav.g a.hide-m{display:none}nav.g .btn.small{font-size:13px;padding:9px 12px;width:auto}
  .grid3,.grid2{grid-template-columns:1fr}
  .btn{width:100%}table.t td.k{white-space:normal}
}