@font-face{font-family:"NSJ";src:url(/fonts/nsj.woff2) format("woff2");font-weight:400 900;font-display:swap}
:root{
  --red:#8e1b25;--red-700:#73131c;--red-50:#fbf2f3;--red-100:#f4dfe1;
  --ink:#161a23;--ink-2:#434a58;--ink-3:#5b6271;
  --line:#e2e5ea;--mist:#f4f5f7;--paper:#fff;--navy:#141d33;--navy-2:#1f2b48;--navy-ink:#c9d0de;
  --font:"NSJ","Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic","Meiryo",sans-serif;
  --wrap:1200px;--gutter:clamp(16px,4vw,40px);--header-h:72px;
  --shadow:0 1px 2px rgba(22,26,35,.06),0 14px 30px -14px rgba(22,26,35,.22);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.85;color:var(--ink);background:var(--paper)}
img{max-width:100%;height:auto;display:block}
a{color:var(--red)}
a:focus-visible,.btn:focus-visible{outline:3px solid var(--red);outline-offset:3px;border-radius:6px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
h1,h2,h3{text-wrap:balance;margin:0}

/* ヘッダー */
.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header .wrap{height:var(--header-h);display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.brand-mark{width:30px;height:auto}
.brand-word{width:112px;height:auto}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.01em;border-left:1px solid var(--line);padding-left:12px}
.nav{margin-left:auto;display:flex;align-items:center;gap:26px;font-size:14px}
.nav a{color:var(--ink-2);text-decoration:none}
.nav a:hover,.nav a[aria-current]{color:var(--red)}
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:700;text-decoration:none;border-radius:999px;padding:14px 28px;font-size:15px;transition:background .2s}
.btn-red{background:var(--red);color:#fff;box-shadow:0 8px 20px -10px rgba(142,27,37,.7)}
.btn-red:hover{background:var(--red-700)}
.btn-line{border:1.5px solid var(--red);color:var(--red);background:#fff}
.btn-line:hover{background:var(--red-50)}
.nav .btn{padding:10px 20px;font-size:14px;color:#fff}
.nav .btn:hover{color:#fff}
@media (max-width:900px){.nav a:not(.btn){display:none}.brand-name{display:none}}

/* ヒーロー */
.hero{position:relative;overflow:hidden;background:#eef0f3}
.hero-photo{position:absolute;inset:0 0 0 auto;width:62%;height:100%;margin:0}
.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:30% 50%}
.hero-photo::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#eef0f3 0%,rgba(238,240,243,.85) 18%,rgba(238,240,243,0) 48%);z-index:1}
.hero .wrap{position:relative;z-index:2;padding-top:clamp(48px,8vw,96px);padding-bottom:clamp(48px,8vw,96px)}
.hero-copy{max-width:640px}
.eyebrow{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:700;color:var(--ink-2);letter-spacing:.04em;margin:0 0 18px}
.eyebrow::before{content:"";flex:none;width:28px;height:2px;background:var(--red)}
.hero h1{font-size:clamp(30px,4.6vw,54px);line-height:1.3;font-weight:900;letter-spacing:.01em}
.hero h1 em{font-style:normal;color:var(--red);display:block;font-size:1.25em}
.hero .lead{margin:22px 0 0;font-size:clamp(15px,1.4vw,17px);color:var(--ink-2);max-width:34em}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-note{margin:18px 0 0;font-size:13px;color:var(--ink-3)}
.photo-note{position:absolute;right:12px;bottom:8px;z-index:2;font-size:11px;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.6)}
@media (max-width:760px){
  .hero-photo{position:relative;width:100%;height:240px}
  .hero-photo::before{background:linear-gradient(0deg,#eef0f3 0%,rgba(238,240,243,0) 40%)}
  .hero .wrap{padding-top:8px}
  .photo-note{bottom:auto;top:8px}
}

/* 3 つの動き */
.steps{background:#fff;border-bottom:1px solid var(--line)}
.steps ol{list-style:none;margin:0 auto;padding:22px var(--gutter);max-width:var(--wrap);display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.steps li{display:flex;align-items:center;gap:14px}
.steps .n{flex:none;width:40px;height:40px;border-radius:50%;background:var(--red);color:#fff;display:grid;place-items:center;font-weight:700}
.steps b{display:block;color:var(--red);font-size:19px;line-height:1.3}
.steps span{font-size:14px;color:var(--ink-2)}
@media (max-width:760px){.steps ol{grid-template-columns:1fr;gap:14px}}

/* 節 */
.section{padding:clamp(56px,8vw,96px) 0}
.section.mist{background:var(--mist)}
.label{font-size:13px;font-weight:700;color:var(--red);letter-spacing:.08em;margin:0 0 10px}
.section h2{font-size:clamp(26px,3.4vw,38px);line-height:1.35;font-weight:900}
.section .intro{margin:14px 0 0;color:var(--ink-2);max-width:40em}

.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:36px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px 22px;box-shadow:var(--shadow)}
.card svg{width:40px;height:40px;color:var(--red)}
.card h3{font-size:19px;margin:14px 0 2px}
.card .tag{font-size:12px;color:var(--ink-3);font-weight:700;letter-spacing:.06em}
.card ul{margin:12px 0 0;padding-left:1.1em;font-size:14px;color:var(--ink-2);line-height:1.75}
.card li{margin:4px 0}
@media (max-width:1000px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.cards{grid-template-columns:1fr}}

.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:36px}
.principles div{border-top:3px solid var(--red);padding-top:16px}
.principles b{display:block;font-size:18px;line-height:1.5}
.principles p{margin:8px 0 0;font-size:14px;color:var(--ink-2)}
@media (max-width:760px){.principles{grid-template-columns:1fr;gap:20px}}

/* カレンダー連携 */
.sync{background:var(--navy);color:#fff}
.sync .label{color:#f2a3aa}
.sync .intro{color:var(--navy-ink)}
.sync-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;margin-top:36px;align-items:start}
.sync ul{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.sync li{display:grid;grid-template-columns:24px 1fr;gap:12px;color:#e8ebf2;font-size:15px}
.sync li svg{width:22px;height:22px;color:#7fd3a0;margin-top:3px}
.sync li.no svg{color:#f2a3aa}
.sync-cal{background:var(--navy-2);border-radius:14px;padding:22px;border:1px solid rgba(255,255,255,.08)}
.sync-cal .head{font-size:13px;color:var(--navy-ink);margin-bottom:4px;display:flex;justify-content:space-between;gap:12px}
.ev{background:#fff;color:var(--ink);border-left:4px solid var(--red);border-radius:6px;padding:10px 14px;margin-top:10px;font-size:14px;display:flex;justify-content:space-between;gap:12px}
.ev small{color:var(--ink-3)}
.sync-cal .cap{font-size:12px;color:var(--navy-ink);margin:12px 0 0}
.sync .more{margin:28px 0 0;font-size:14px;color:var(--navy-ink)}
.sync a{color:#fff}
@media (max-width:860px){.sync-grid{grid-template-columns:1fr}}

/* 運営者 */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:32px;align-items:start}
.facts{margin:0;display:grid;grid-template-columns:max-content 1fr;border-top:1px solid var(--line)}
.facts dt,.facts dd{margin:0;padding:14px 0;border-bottom:1px solid var(--line)}
.facts dt{color:var(--ink-3);font-size:14px;padding-right:28px}
.contact{background:var(--red-50);border-radius:14px;padding:28px}
.contact h3{font-size:20px}
.contact p{margin:10px 0 18px;color:var(--ink-2);font-size:15px}
@media (max-width:760px){.about-grid{grid-template-columns:1fr}}

/* フッター */
.site-footer{background:var(--ink);color:#aab0bd;font-size:13px;padding:32px 0}
.site-footer .wrap{display:flex;flex-wrap:wrap;gap:12px 28px;align-items:center}
.site-footer a{color:#fff;text-decoration:none}
.site-footer .copy{margin-left:auto}

/* 文書（プライバシーポリシー） */
.doc-hero{background:var(--mist);border-bottom:1px solid var(--line)}
.doc-hero .wrap{padding-top:48px;padding-bottom:40px}
.doc-hero h1{font-size:clamp(28px,4vw,40px);font-weight:900}
.doc-hero .meta{margin:10px 0 0;color:var(--ink-3);font-size:14px}
.doc{max-width:780px;margin:0 auto;padding:40px var(--gutter) 80px}
.doc h2{font-size:21px;line-height:1.5;margin:44px 0 12px;padding-left:14px;border-left:4px solid var(--red)}
.doc h3{font-size:17px;margin:28px 0 8px}
.doc p,.doc ul{margin:0 0 14px}
.doc ul{padding-left:1.3em}
.doc li{margin:5px 0}
.doc .facts{margin-top:8px}
.doc .note{background:var(--red-50);border-radius:10px;padding:18px 20px;margin:18px 0}
.doc code{font-size:.9em;background:var(--mist);padding:1px 5px;border-radius:4px}
.doc .en{margin-top:64px;padding-top:24px;border-top:2px solid var(--ink)}
.doc .en>h2:first-child{margin-top:0}
.doc .meta{color:var(--ink-3);font-size:14px}
.notfound{padding:96px 0}
.nb{display:inline-block}