:root{
  --navy-900:#13213A;
  --navy-800:#1A2D4E;
  --navy-700:#253F69;
  --navy-500:#4A6590;
  --navy-100:#E6ECF4;
  --navy-50:#F2F5FA;
  --gray-700:#3F4652;
  --gray-500:#6B7380;
  --gray-300:#C9CED6;
  --gray-200:#E2E5EA;
  --gray-100:#F4F5F7;
  --white:#FFFFFF;
  --accent:#2479C2;           /* ロゴの青。差し色として最小限に */
  --ink:#1E2430;
  --serif:"Noto Serif JP","Hiragino Mincho ProN","Yu Mincho",serif;
  --sans:"Zen Kaku Gothic New","Hiragino Sans","Yu Gothic",sans-serif;
  --radius:14px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--ink);background:var(--white);line-height:1.9;font-size:16px;letter-spacing:.04em;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 24px}
@media (max-width:640px){.wrap{padding:0 16px}}

/* ---------- 見出し共通 ---------- */
.sec{padding:112px 0}
.sec--tint{background:var(--navy-50)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.24em;color:var(--navy-500);font-weight:700;text-transform:uppercase}
.eyebrow::before{content:"";width:28px;height:1px;background:currentColor}
.sec-title{font-family:var(--serif);font-weight:600;font-size:clamp(26px,3.2vw,36px);line-height:1.55;color:var(--navy-900);margin-top:14px;letter-spacing:.06em}
.sec-lead{margin-top:18px;color:var(--gray-700);max-width:640px}
.sec-head{margin-bottom:56px}
.sp-only{display:none}
@media (max-width:520px){.sp-only{display:inline}}
.sec-head--center{text-align:center}
.sec-head--center .sec-lead{margin-left:auto;margin-right:auto}
@media (max-width:640px){.sec{padding:76px 0}.sec-head{margin-bottom:40px}}

/* ---------- ボタン ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:16px 30px;border-radius:999px;font-weight:700;font-size:15px;letter-spacing:.08em;transition:transform .2s var(--ease),background .2s,color .2s,border-color .2s}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--navy-800);color:var(--white)}
.btn--primary:hover{background:var(--navy-700)}
.btn--ghost{border:1px solid var(--gray-300);color:var(--navy-800);background:var(--white)}
.btn--ghost:hover{border-color:var(--navy-800)}
.btn--white{background:var(--white);color:var(--navy-900)}
.btn--white:hover{background:var(--navy-100)}
.arrow{width:16px;height:16px;flex:none}
.link-more{display:inline-flex;align-items:center;gap:8px;color:var(--navy-700);font-weight:700;font-size:14px;border-bottom:1px solid var(--gray-300);padding-bottom:4px;transition:border-color .2s}
.link-more:hover{border-color:var(--navy-700)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}

/* ---------- ヘッダー ---------- */
.header{position:sticky;top:0;z-index:50;border-bottom:1px solid transparent;transition:border-color .2s}
/* backdrop-filter を本体に付けると固定配置のスマホメニューの基準がずれるため、背景は疑似要素に分離 */
.header::before{content:"";position:absolute;inset:0;z-index:-1;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.header.is-scrolled{border-color:var(--gray-200)}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:104px;gap:24px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:68px;width:auto}
.brand__sub{display:block;font-size:11px;color:var(--gray-500);letter-spacing:.12em;line-height:1.3}
.brand__name{display:block;font-family:var(--serif);font-weight:600;font-size:18px;color:var(--navy-900);letter-spacing:.1em;line-height:1.4}
/* ヘッダーのロゴと事務所名（フッターより2割大きく） */
.header .brand{gap:14px}
.header .brand img{height:82px}
.header .brand__sub{font-size:13px}
.header .brand__name{font-size:22px}
.gnav{display:flex;align-items:center;gap:30px}
.gnav a{font-size:14px;font-weight:500;color:var(--gray-700);position:relative;padding:6px 0}
.gnav a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--navy-800);transform:scaleX(0);transition:transform .25s var(--ease)}
.gnav a:not(.btn):hover::after{transform:scaleX(1)}
.gnav .btn{padding:12px 22px;font-size:14px;color:var(--white)}
.menu-btn{display:none;width:44px;height:44px;border:0;background:none;cursor:pointer;position:relative}
.menu-btn span{position:absolute;left:11px;right:11px;height:2px;background:var(--navy-900);transition:transform .25s var(--ease),opacity .2s}
.menu-btn span:nth-child(1){top:15px}.menu-btn span:nth-child(2){top:21px}.menu-btn span:nth-child(3){top:27px}
.menu-open .menu-btn span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-open .menu-btn span:nth-child(2){opacity:0}
.menu-open .menu-btn span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
@media (max-width:1120px){
  .header__inner{height:76px}
  .header .brand img{height:56px}
  .header .brand__sub{font-size:12px}
  .header .brand__name{font-size:19px}
  .menu-btn{display:block}
  .gnav{position:fixed;inset:76px 0 0 0;background:var(--white);flex-direction:column;align-items:stretch;gap:0;padding:12px 16px 32px;transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .25s,transform .25s var(--ease),visibility .25s}
  .menu-open .gnav{opacity:1;transform:none;visibility:visible}
  body.menu-open{overflow:hidden}
  .gnav a:not(.btn){padding:18px 4px;border-bottom:1px solid var(--gray-200);font-size:16px}
  .gnav a:not(.btn)::after{display:none}
  .gnav .btn{margin-top:24px;padding:16px}
}

/* ---------- ヒーロー ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--white) 0%,var(--navy-50) 100%)}
.hero__inner{display:grid;grid-template-columns:1.3fr .7fr;align-items:center;gap:48px;padding-top:72px;padding-bottom:104px}
.hero__tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--navy-700);background:var(--white);border:1px solid var(--gray-200);border-radius:999px;padding:6px 16px 6px 12px;letter-spacing:.08em}
.hero__tag i{width:8px;height:8px;border-radius:50%;background:var(--accent);display:block}
.hero h1{font-family:var(--serif);font-weight:600;color:var(--navy-900);font-size:clamp(30px,4.6vw,54px);line-height:1.5;letter-spacing:.06em;margin-top:26px;text-align:center}
.hero h1 em{font-style:normal;background:linear-gradient(transparent 68%,var(--navy-100) 68%)}
.hero__lead{margin-top:26px;color:var(--gray-700);font-size:clamp(14.5px,1.3vw,16px)}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.hero__visual{position:relative;justify-self:center;width:min(100%,336px);margin-bottom:28px}
.hero__photo{position:relative;z-index:2;border-radius:210px 210px var(--radius) var(--radius);overflow:hidden;background:var(--white);aspect-ratio:4/5;box-shadow:0 30px 60px -30px rgba(19,33,58,.35)}
.hero__photo img{width:100%;height:100%;object-fit:cover;object-position:center 20%}
.orbit{position:absolute;z-index:1;pointer-events:none}
.orbit--a{width:150%;left:-25%;top:18%;transform:rotate(-24deg)}
.orbit--b{width:120%;left:-10%;top:52%;transform:rotate(-24deg);z-index:3}
.hero__name{position:absolute;z-index:4;left:-28px;bottom:-28px;background:var(--white);border-radius:12px;padding:14px 20px;box-shadow:0 12px 30px -12px rgba(19,33,58,.25)}
.hero__name small{display:block;font-size:11px;color:var(--gray-500);letter-spacing:.1em;line-height:1.5}
.hero__name strong{display:block;font-family:var(--serif);font-size:19px;color:var(--navy-900);letter-spacing:.2em;line-height:1.5}
.sparkle{position:absolute;color:var(--navy-500);opacity:.5}
@media (max-width:860px){
  .hero__inner{grid-template-columns:1fr;padding-top:40px;padding-bottom:72px;gap:40px}
  .hero__visual{width:min(52%,232px);order:-1}
  .hero__name{left:50%;right:auto;bottom:-40px;transform:translateX(-50%);padding:8px 16px;white-space:nowrap;text-align:center}
  .hero__name small{font-size:10px}
  .hero__name strong{font-size:16px}
  .hero__visual{margin-bottom:40px}
  .hero__cta .btn{flex:1 1 220px}
}

/* ---------- 数字 ---------- */
.stats{background:var(--navy-900);color:var(--white)}
.stats__list{display:grid;grid-template-columns:repeat(4,1fr)}
.stats__item{padding:48px 16px;text-align:center;position:relative}
.stats__item+.stats__item::before{content:"";position:absolute;left:0;top:32%;bottom:32%;width:1px;background:rgba(255,255,255,.18)}
.stats__label{font-size:13px;color:rgba(255,255,255,.72);letter-spacing:.12em}
.stats__num{font-family:var(--serif);font-weight:600;font-size:clamp(34px,4vw,48px);line-height:1.3;margin-top:4px;font-variant-numeric:tabular-nums}
.stats__num small{font-size:.42em;margin-left:4px;font-weight:500}
@media (max-width:760px){
  .stats__list{grid-template-columns:repeat(2,1fr)}
  .stats__item{padding:32px 8px}
  .stats__item:nth-child(3)::before{display:none}
  .stats__item:nth-child(n+3){border-top:1px solid rgba(255,255,255,.12)}
}

/* ---------- お悩み ---------- */
.worries{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.worry{background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius);padding:26px 22px;display:flex;flex-direction:column;gap:14px;transition:border-color .2s,transform .25s var(--ease)}
.worry:hover{border-color:var(--navy-500);transform:translateY(-3px)}
.worry__tag{font-size:12px;font-weight:700;color:var(--navy-500);letter-spacing:.14em}
.worry p{font-weight:500;line-height:1.75;color:var(--navy-900)}
.worries-note{margin-top:44px;display:flex;align-items:center;gap:24px;background:var(--white);border-radius:var(--radius);padding:28px 32px;border-left:4px solid var(--navy-800)}
.worries-note p{color:var(--gray-700)}
.worries-note strong{color:var(--navy-900)}
@media (max-width:960px){.worries{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.worries{grid-template-columns:1fr;gap:10px}.worry{padding:20px}.worries-note{padding:22px 20px;flex-direction:column;align-items:flex-start;gap:12px}}

/* ---------- 選ばれる理由 ---------- */
.reasons{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.reason{position:relative;padding:40px 32px 36px;border-radius:var(--radius);background:var(--white);border:1px solid var(--gray-200)}
.reason__num{font-family:var(--serif);font-size:44px;line-height:1;color:var(--navy-100);font-weight:700;position:absolute;top:26px;right:28px}
.reason__icon{width:56px;height:56px;border-radius:50%;background:var(--navy-50);display:grid;place-items:center;color:var(--navy-800)}
.reason h3{font-family:var(--serif);font-weight:600;font-size:21px;line-height:1.6;color:var(--navy-900);margin-top:24px}
.reason p{margin-top:14px;color:var(--gray-700);font-size:15px}
.more-row{margin-top:48px;text-align:center}
@media (max-width:900px){.reasons{grid-template-columns:1fr;gap:16px}.reason{padding:32px 24px}}

/* ---------- 業務内容 ---------- */
.services{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.svc{border-radius:var(--radius);padding:40px;background:var(--white);border:1px solid var(--gray-200);display:flex;flex-direction:column}
.svc--main{grid-column:1/-1;background:var(--navy-800);color:var(--white);border:0;display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.svc__badge{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.14em;padding:4px 12px;border-radius:999px;background:rgba(255,255,255,.14);color:var(--white);margin-bottom:18px}
.svc__kicker{font-size:13px;letter-spacing:.14em;color:var(--navy-500);font-weight:700}
.svc--main .svc__kicker{color:rgba(255,255,255,.7)}
.svc h3{font-family:var(--serif);font-weight:600;font-size:26px;line-height:1.5;margin-top:6px;color:var(--navy-900)}
.svc--main h3{color:var(--white);font-size:30px}
.svc__desc{margin-top:14px;color:var(--gray-700);font-size:15px}
.svc--main .svc__desc{color:rgba(255,255,255,.82)}
.svc__list{margin-top:24px;display:grid;gap:0}
.svc--main .svc__list{margin-top:0;grid-template-columns:1fr 1fr;column-gap:32px}
.svc__list li{padding:13px 0 13px 22px;border-bottom:1px solid var(--gray-200);position:relative;font-size:15px}
.svc__list li::before{content:"";position:absolute;left:2px;top:50%;width:7px;height:7px;border-radius:50%;border:1.5px solid var(--navy-500);transform:translateY(-50%)}
.svc--main .svc__list li{border-color:rgba(255,255,255,.16)}
.svc--main .svc__list li::before{border-color:rgba(255,255,255,.7)}
.svc .link-more{margin-top:28px;align-self:flex-start}
.svc--main .link-more{color:var(--white);border-color:rgba(255,255,255,.4)}
.svc--main .link-more:hover{border-color:var(--white)}
.svc__foot{margin-top:24px;color:var(--gray-500);font-size:14px}
@media (max-width:900px){
  .services{grid-template-columns:1fr;gap:16px}
  .svc,.svc--main{padding:32px 24px}
  .svc--main{grid-template-columns:1fr;gap:20px}
}
@media (max-width:520px){.svc--main .svc__list{grid-template-columns:1fr}}

/* ---------- 注目のサービス ---------- */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feat{display:flex;flex-direction:column;background:var(--white);border-radius:var(--radius);padding:30px 26px;border:1px solid var(--gray-200);transition:border-color .2s,transform .25s var(--ease),box-shadow .25s}
.feat:hover{border-color:var(--navy-500);transform:translateY(-4px);box-shadow:0 20px 40px -24px rgba(19,33,58,.35)}
.feat__label{font-size:12px;letter-spacing:.14em;color:var(--navy-500);font-weight:700}
.feat h3{font-family:var(--serif);font-weight:600;font-size:19px;line-height:1.6;color:var(--navy-900);margin-top:10px}
.feat p{margin-top:12px;font-size:14px;color:var(--gray-700);flex:1}
.feat__go{margin-top:22px;display:flex;justify-content:flex-end;color:var(--navy-800)}
.feat__go span{width:40px;height:40px;border-radius:50%;border:1px solid var(--gray-300);display:grid;place-items:center;transition:background .2s,color .2s,border-color .2s}
.feat:hover .feat__go span{background:var(--navy-800);color:var(--white);border-color:var(--navy-800)}
@media (max-width:1000px){.features{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.features{grid-template-columns:1fr;gap:12px}}

/* ---------- 代表メッセージ ---------- */
.message{display:grid;grid-template-columns:260px 1fr;gap:80px;align-items:center;max-width:1000px}
.message__photo{position:relative;width:100%;max-width:260px;justify-self:center}
.message__photo img{border-radius:var(--radius);aspect-ratio:4/5;object-fit:cover;object-position:center 20%;width:100%;height:auto;background:var(--white)}
.message__photo::before{content:"";position:absolute;inset:18px -18px -18px 18px;border:1px solid var(--navy-500);border-radius:var(--radius);opacity:.35;z-index:-1}
.message__body{position:relative;z-index:1}
.message blockquote{font-family:var(--serif);font-weight:600;font-size:clamp(24px,2.8vw,32px);line-height:1.65;color:var(--navy-900);margin-top:14px;letter-spacing:.06em}
.message__text{margin-top:28px;color:var(--gray-700)}
.message__text p+p{margin-top:1em}
.message__sign{margin-top:32px;display:flex;align-items:flex-end;justify-content:space-between;flex-wrap:wrap;gap:20px;padding-top:24px;border-top:1px solid var(--gray-200)}
.message__sign small{display:block;font-size:13px;color:var(--gray-500)}
.message__sign strong{display:block;font-family:var(--serif);font-size:22px;color:var(--navy-900);letter-spacing:.24em}
@media (max-width:900px){.message{grid-template-columns:1fr;gap:48px}.message__photo{width:min(60%,240px);margin:0 auto}}

/* ---------- 支援事例 ---------- */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case{background:var(--white);border-radius:var(--radius);padding:30px 28px;border:1px solid var(--gray-200)}
.case__meta{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--gray-200)}
.case__industry{font-family:var(--serif);font-weight:600;font-size:20px;color:var(--navy-900)}
.case__size{font-size:13px;color:var(--gray-500);white-space:nowrap}
.case__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.case__tags li{font-size:13px;padding:5px 12px;border-radius:6px;background:var(--navy-50);color:var(--navy-700)}
@media (max-width:900px){.cases{grid-template-columns:1fr;gap:12px}}

/* ---------- お知らせ ---------- */
.news-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}
.news{border-top:1px solid var(--gray-200)}
.news li a{display:grid;grid-template-columns:120px 120px 1fr 24px;align-items:center;gap:20px;padding:24px 8px;border-bottom:1px solid var(--gray-200);transition:background .2s}
.news li a:hover{background:var(--navy-50)}
.news time{font-size:14px;color:var(--gray-500);font-variant-numeric:tabular-nums;letter-spacing:.06em}
.news__cat{font-size:12px;font-weight:700;text-align:center;padding:4px 0;border-radius:999px;border:1px solid var(--gray-300);color:var(--navy-700);letter-spacing:.1em}
.news__title{font-weight:500;color:var(--navy-900)}
.news svg{color:var(--gray-500)}
@media (max-width:700px){
  .news li a{grid-template-columns:auto auto 1fr;gap:8px 12px;padding:20px 4px}
  .news__cat{padding:2px 12px}
  .news__title{grid-column:1/-1}
  .news svg{display:none}
}

/* ---------- お問い合わせCTA ---------- */
.cta{position:relative;overflow:hidden;background:var(--navy-900);color:var(--white);border-radius:24px;padding:72px 64px;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.cta h2{font-family:var(--serif);font-weight:600;font-size:clamp(24px,3vw,34px);line-height:1.6;letter-spacing:.06em}
.cta p{margin-top:18px;color:rgba(255,255,255,.8)}
.cta__box{position:relative;z-index:1;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:32px}
.cta__tel small{display:block;font-size:13px;color:rgba(255,255,255,.7);letter-spacing:.1em}
.cta__tel a{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-size:clamp(28px,3vw,36px);font-weight:600;letter-spacing:.06em;margin-top:4px}
.cta__hours{font-size:13px;color:rgba(255,255,255,.7);margin-top:4px}
.cta__box .btn{width:100%;margin-top:24px;white-space:nowrap;padding-left:20px;padding-right:20px}
.cta__orbit{position:absolute;right:-160px;top:-120px;width:620px;opacity:.16;pointer-events:none}
@media (max-width:900px){.cta{grid-template-columns:1fr;padding:48px 24px;gap:32px;border-radius:18px}.cta__box{padding:24px}}

/* ---------- フッター ---------- */
.footer{background:var(--gray-100);margin-top:112px;padding:72px 0 32px;color:var(--gray-700);font-size:14px}
.footer__grid{display:grid;grid-template-columns:1.3fr 1fr;gap:48px}
.footer .brand{margin-bottom:24px}
.footer dl{display:grid;grid-template-columns:auto 1fr;gap:6px 20px;line-height:1.8}
.footer dt{color:var(--gray-500)}
.footer__nav{display:grid;grid-template-columns:1fr 1fr;gap:12px 24px;align-content:start}
.footer__nav a:hover{color:var(--navy-800);text-decoration:underline;text-underline-offset:4px}
.footer__bottom{margin-top:56px;padding-top:24px;border-top:1px solid var(--gray-200);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:12px;color:var(--gray-500)}
@media (max-width:800px){.footer{margin-top:76px;padding:56px 0 96px}.footer__grid{grid-template-columns:1fr;gap:40px}.footer dl{grid-template-columns:1fr;gap:0}.footer dd{margin-bottom:10px}}

/* ---------- スマホ固定CTA ---------- */
.sp-bar{display:none}
@media (max-width:800px){
  .sp-bar{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:40;background:var(--white);border-top:1px solid var(--gray-200);padding:10px 12px calc(10px + env(safe-area-inset-bottom));gap:10px}
  .sp-bar a{display:flex;align-items:center;justify-content:center;gap:8px;height:48px;border-radius:999px;font-weight:700;font-size:14px}
  .sp-bar a:first-child{border:1px solid var(--gray-300);color:var(--navy-800)}
  .sp-bar a:last-child{background:var(--navy-800);color:var(--white)}
}

/* ---------- 表示アニメーション ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (max-width:420px){
  .header .brand{gap:10px}
  .header .brand img{height:50px}
  .header .brand__sub{font-size:11px}
  .header .brand__name{font-size:17px;letter-spacing:.06em}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *{transition:none!important}
}