:root{
  --navy:#0c3c66;
  --navy-2:#135a92;
  --navy-3:#082a4a;
  --accent:#0a8ba3;
  --accent-2:#6fd6e2;
  --coral:#ee5a6f;
  --sand:#eef6f8;
  --white:#fff;
  --ink:#1f2a36;
  --muted:#566574;
  --line:rgba(12,60,102,.14);
  --header-h:68px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--header-h);-webkit-text-size-adjust:100%;overflow-x:clip}
body{font-family:"Noto Sans JP",sans-serif;color:var(--ink);background:var(--white);line-height:1.9;font-size:15px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font:inherit;background:none;border:0;cursor:pointer;color:inherit}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.en{font-family:"Jost",sans-serif;letter-spacing:.14em;text-transform:uppercase}
.serif{font-family:"Noto Serif JP",serif}
.wrap{max-width:1160px;margin:0 auto;padding:0 28px}
section{position:relative}

/* ---------- Header ---------- */
.header{position:fixed;inset:0 0 auto 0;height:var(--header-h);z-index:200;display:flex;align-items:center;transition:background .35s var(--ease),box-shadow .35s var(--ease),height .35s var(--ease)}
.header .inner{width:100%;max-width:1320px;margin:0 auto;padding:0 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:flex;align-items:center;height:calc(var(--header-h) - 14px);box-shadow:0 2px 14px rgba(4,26,52,.28)}
.logo img{height:100%;width:auto;display:block}
.gnav{display:flex;align-items:center;gap:30px}
.gnav a.link{font-size:13px;color:#fff;letter-spacing:.06em;position:relative;padding:6px 0;transition:color .3s}
.gnav a.link::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:100%;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease)}
.gnav a.link:hover::after{transform:scaleX(1)}
.header-tel{display:flex;flex-direction:column;line-height:1.2;color:#fff;text-align:right;transition:color .3s}
.header-tel small{font-size:10px;letter-spacing:.1em;opacity:.8}
.header-tel strong{font-family:"Jost",sans-serif;font-size:19px;font-weight:500;letter-spacing:.06em}
.btn-contact{background:var(--accent);color:#fff;font-size:13px;padding:12px 22px;letter-spacing:.06em;transition:background .3s}
.btn-contact:hover{background:var(--accent-2)}
.header.scrolled{background:rgba(255,255,255,.96);box-shadow:0 2px 18px rgba(14,34,55,.08);backdrop-filter:blur(8px)}
.header.scrolled .gnav a.link,.header.scrolled .header-tel{color:var(--navy)}
.header.scrolled .logo{box-shadow:0 1px 6px rgba(12,60,102,.18)}
.burger{display:none;width:44px;height:44px;position:relative;z-index:300}
.burger span{position:absolute;left:10px;right:10px;height:2px;background:#fff;transition:transform .35s var(--ease),opacity .2s,background .3s,top .35s var(--ease)}
.burger span:nth-child(1){top:14px}.burger span:nth-child(2){top:21px}.burger span:nth-child(3){top:28px}
.header.scrolled .burger span{background:var(--navy)}
.menu-open .burger span{background:#fff!important}
.menu-open .burger span:nth-child(1){top:21px;transform:rotate(45deg)}
.menu-open .burger span:nth-child(2){opacity:0}
.menu-open .burger span:nth-child(3){top:21px;transform:rotate(-45deg)}

.drawer{position:fixed;inset:0;z-index:250;background:var(--navy-3);color:#fff;display:flex;flex-direction:column;justify-content:center;padding:90px 36px 40px;opacity:0;visibility:hidden;transition:opacity .4s var(--ease),visibility .4s}
.menu-open .drawer{opacity:1;visibility:visible}
.drawer a.dl{display:flex;align-items:baseline;gap:14px;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:18px;font-family:"Noto Serif JP",serif;opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.drawer a.dl small{font-family:"Jost",sans-serif;font-size:11px;letter-spacing:.16em;color:var(--accent-2);text-transform:uppercase}
.menu-open .drawer a.dl{opacity:1;transform:none}
.menu-open .drawer a.dl:nth-child(1){transition-delay:.08s}.menu-open .drawer a.dl:nth-child(2){transition-delay:.13s}.menu-open .drawer a.dl:nth-child(3){transition-delay:.18s}.menu-open .drawer a.dl:nth-child(4){transition-delay:.23s}.menu-open .drawer a.dl:nth-child(5){transition-delay:.28s}.menu-open .drawer a.dl:nth-child(6){transition-delay:.33s}
.drawer .drawer-tel{margin-top:30px;display:block;text-align:center;background:var(--accent);padding:16px;font-size:13px;letter-spacing:.06em}
.drawer .drawer-tel strong{display:block;font-family:"Jost",sans-serif;font-size:26px;font-weight:500;letter-spacing:.08em}
body.menu-open{overflow:hidden}

/* ---------- Hero ---------- */
.hero{height:100vh;height:100svh;min-height:560px;max-height:980px;background:var(--navy-2);color:#fff;overflow:hidden}
.hero-img{position:absolute;inset:0}
.hero-img img{width:100%;height:100%;object-fit:cover;object-position:50% 55%;transform:scale(1.12);animation:kb 16s var(--ease) forwards}
@keyframes kb{to{transform:scale(1)}}
.hero::before{content:"";position:absolute;inset:0;z-index:1;background:
  linear-gradient(90deg,rgba(6,34,66,.58) 0%,rgba(6,34,66,.26) 40%,rgba(6,34,66,0) 66%),
  linear-gradient(180deg,rgba(6,34,66,.4) 0%,rgba(6,34,66,0) 18%,rgba(6,34,66,0) 58%,rgba(6,34,66,.5) 100%)}
.hero-copy{position:absolute;z-index:2;left:0;right:0;bottom:16%}
.hero-copy .wrap{max-width:1320px}
.hero-copy .kicker{display:block;font-size:12px;color:#fff;text-shadow:0 1px 3px rgba(4,26,52,.75),0 0 14px rgba(4,26,52,.5);margin-bottom:18px;opacity:0;animation:fade 1s .1s var(--ease) forwards}
.hero-copy h1{font-family:"Noto Serif JP",serif;font-weight:600;font-size:clamp(28px,5.2vw,58px);line-height:1.55;letter-spacing:.06em;text-shadow:0 2px 22px rgba(4,26,52,.55)}
.hero-copy h1 .line{display:block;overflow:hidden}
.hero-copy h1 .line span{display:inline-block;transform:translateY(110%);animation:rise 1.1s var(--ease) forwards}
.hero-copy h1 .line:nth-child(1) span{animation-delay:.25s}
.hero-copy h1 .line:nth-child(2) span{animation-delay:.45s}
.hero-copy p{margin-top:22px;font-size:clamp(13px,1.5vw,16px);letter-spacing:.08em;max-width:560px;text-shadow:0 1px 3px rgba(4,26,52,.75),0 0 20px rgba(4,26,52,.6);opacity:0;animation:fade 1.2s .9s var(--ease) forwards}
.hero-cta{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap;opacity:0;animation:fade 1.2s 1.1s var(--ease) forwards}
.hero-cta a{display:inline-block;padding:15px 30px;font-size:13.5px;letter-spacing:.08em;transition:background .3s,color .3s,transform .3s var(--ease)}
.hero-cta .b1{background:var(--accent);color:#fff}
.hero-cta .b1:hover{background:var(--accent-2);color:var(--navy-3);transform:translateY(-2px)}
.hero-cta .b2{border:1px solid rgba(255,255,255,.7);color:#fff}
.hero-cta .b2:hover{background:#fff;color:var(--navy);transform:translateY(-2px)}
@keyframes rise{to{transform:none}}
@keyframes fade{to{opacity:1}}
.scroll-ind{position:absolute;z-index:3;left:28px;bottom:36px;font-size:10px;letter-spacing:.3em;writing-mode:vertical-rl;display:flex;align-items:center;gap:12px}
.scroll-ind::after{content:"";width:1px;height:56px;background:linear-gradient(#fff,transparent);animation:drip 2s ease-in-out infinite;transform-origin:top}
@keyframes drip{0%{transform:scaleY(0)}50%{transform:scaleY(1)}100%{transform:scaleY(1);opacity:0}}

/* marquee */
.marquee{background:var(--navy);color:#fff;overflow:hidden;white-space:nowrap;padding:18px 0}
.marquee .track{display:inline-flex;animation:slide 48s linear infinite}
.marquee span{font-family:"Jost",sans-serif;font-size:clamp(20px,3vw,34px);font-weight:300;letter-spacing:.24em;padding:0 28px;opacity:.9}
.marquee span.dot{color:var(--accent-2);padding:0}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- Section head ---------- */
.pad{padding:clamp(72px,10vw,128px) 0}
.sec-head{margin-bottom:clamp(36px,5vw,60px)}
.sec-head .big{font-family:"Jost",sans-serif;font-weight:300;font-size:clamp(40px,8vw,88px);line-height:1;letter-spacing:.08em;text-transform:uppercase;color:var(--navy);opacity:.09;margin-bottom:-.38em;white-space:nowrap}
.sec-head h2{position:relative;font-family:"Noto Serif JP",serif;font-weight:600;font-size:clamp(23px,3.2vw,34px);letter-spacing:.06em;color:var(--navy);line-height:1.5}
.sec-head h2::after{content:"";display:block;width:36px;height:2px;background:var(--accent);margin-top:16px}
.contact .sec-head h2::after{margin-left:auto;margin-right:auto}
.sec-head p{margin-top:14px;color:var(--muted);max-width:620px}
.on-dark .sec-head .big{color:#fff;opacity:.08}
.on-dark .sec-head h2{color:#fff}
.on-dark .sec-head p{color:#c4d0da}

/* reveal */
.js .rv{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.js .rv.in{opacity:1;transform:none}
.js .rv.d1{transition-delay:.1s}.js .rv.d2{transition-delay:.2s}.js .rv.d3{transition-delay:.3s}

/* ---------- Message ---------- */
.message{background:var(--sand)}
.message .grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(32px,6vw,80px);align-items:center}
.emblem{position:relative;aspect-ratio:1/1;max-width:400px;width:100%;margin:0 auto;display:grid;place-items:center}
.emblem .ring{position:absolute;inset:0;border:1px solid var(--accent);border-radius:50%;animation:spin 40s linear infinite}
.emblem .ring::after{content:"";position:absolute;top:-5px;left:50%;width:9px;height:9px;border-radius:50%;background:var(--accent);margin-left:-4px}
.emblem .ring.r2{inset:9%;border-color:var(--line);animation-direction:reverse;animation-duration:55s}
.emblem .ring.r2::after{display:none}
.emblem .core{position:relative;width:54%;box-shadow:0 18px 44px rgba(12,60,102,.24)}
.emblem .core img{width:100%;height:auto;aspect-ratio:1/1;display:block}
@keyframes spin{to{transform:rotate(360deg)}}
.message h3{font-family:"Noto Serif JP",serif;font-size:clamp(20px,2.6vw,28px);color:var(--navy);line-height:1.7;margin-bottom:22px;letter-spacing:.05em}
.message p{margin-bottom:16px;color:#37414c}
.sign{margin-top:26px;padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.sign strong{display:block;font-family:"Noto Serif JP",serif;font-size:19px;color:var(--navy);letter-spacing:.14em;margin-top:4px}

/* ---------- Philosophy ---------- */
.philosophy{background:linear-gradient(160deg,var(--navy-2) 0%,var(--navy) 55%,var(--navy-3) 100%);color:#dbe3ea;overflow:hidden}
.philosophy::before{content:"NOBLE";position:absolute;right:-2%;top:50%;transform:translateY(-50%);font-family:"Jost",sans-serif;font-weight:300;font-size:clamp(120px,24vw,340px);letter-spacing:.06em;color:#fff;opacity:.035;pointer-events:none}
.philosophy .wrap{position:relative;max-width:860px}
.philosophy .meaning{font-family:"Noto Serif JP",serif;font-size:clamp(17px,2.2vw,22px);color:var(--accent-2);margin:6px 0 28px;letter-spacing:.08em}
.philosophy p{margin-bottom:18px}
.keywords{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.keywords span{border:1px solid rgba(255,255,255,.22);padding:8px 20px;font-family:"Noto Serif JP",serif;font-size:14px;letter-spacing:.2em;color:#fff}

/* ---------- Services ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);padding:34px 26px 30px;position:relative;overflow:hidden;transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .3s}
.card::before{content:"";position:absolute;left:0;top:0;height:3px;width:100%;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease)}
.card:hover{transform:translateY(-8px);box-shadow:0 22px 44px rgba(14,34,55,.12);border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card .ico{width:52px;height:52px;color:var(--accent);margin-bottom:22px}
.card .no{position:absolute;right:20px;top:14px;font-family:"Jost",sans-serif;font-size:44px;font-weight:300;color:var(--navy);opacity:.07;line-height:1}
.card h3{font-family:"Noto Serif JP",serif;font-size:18px;color:var(--navy);margin-bottom:12px;letter-spacing:.05em}
.card p{font-size:13.5px;color:var(--muted);line-height:1.85}

/* ---------- Strengths ---------- */
.strengths{background:var(--sand)}
.s-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.s-item{background:var(--sand);padding:32px 28px;display:flex;gap:18px;transition:background .35s}
.s-item:hover{background:#fff}
.s-item .n{font-family:"Jost",sans-serif;font-size:30px;font-weight:300;color:var(--accent);line-height:1;min-width:38px}
.s-item h3{font-family:"Noto Serif JP",serif;font-size:16px;color:var(--navy);margin-bottom:8px;line-height:1.6}
.s-item p{font-size:13.5px;color:var(--muted);line-height:1.8}
.s-item:last-child{grid-column:span 1}

/* ---------- Area ---------- */
.area .grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,6vw,80px);align-items:center}
.island{position:relative;max-width:420px;margin:0 auto;width:100%}
.island img{width:100%;height:auto;display:block;filter:drop-shadow(0 18px 28px rgba(21,48,74,.18))}
.pin-wrap{position:absolute;left:29%;top:77%;transform:translate(-50%,-50%);display:flex;align-items:center}
.pin-wrap i{position:relative;display:block;width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--coral);box-shadow:0 2px 8px rgba(0,0,0,.3)}
.pin-wrap i::before{content:"";position:absolute;inset:-3px;border-radius:50%;border:2px solid var(--coral);animation:pulse 2.4s ease-out infinite}
.pin-wrap b{position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%);white-space:nowrap;background:var(--navy);color:#fff;font-weight:500;font-size:12px;padding:5px 12px;letter-spacing:.06em}
.pin-wrap b::after{content:"";position:absolute;left:100%;top:50%;margin-top:-5px;border:5px solid transparent;border-left-color:var(--navy)}
@keyframes pulse{0%{transform:scale(1);opacity:.8}100%{transform:scale(3.2);opacity:0}}
.tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.tags span{padding:8px 18px;border:1px solid var(--line);font-size:13px;color:var(--navy);transition:background .3s,color .3s}
.tags span:hover{background:var(--navy);color:#fff}

/* ---------- Partners ---------- */
.partners{background:var(--navy);color:#fff}
.partners .grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(30px,6vw,80px);align-items:center}
.partners li{display:flex;align-items:center;gap:16px;padding:17px 0;border-bottom:1px solid rgba(255,255,255,.16);font-size:14.5px}
.partners li::before{content:"";width:7px;height:7px;background:var(--accent-2);transform:rotate(45deg);flex:none}

/* ---------- Company ---------- */
.company .grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(30px,6vw,80px);align-items:start}
.tbl{width:100%;border-collapse:collapse}
.tbl tr{border-bottom:1px solid var(--line)}
.tbl tr:first-child{border-top:1px solid var(--line)}
.tbl th{width:130px;text-align:left;padding:19px 16px 19px 0;font-weight:500;color:var(--navy);font-size:13.5px;vertical-align:top;white-space:nowrap}
.tbl td{padding:19px 0;font-size:14.5px}
.tbl a{color:var(--accent);border-bottom:1px solid currentColor}
.company .side{background:var(--sand);padding:40px 30px;text-align:center}
.company .side img{width:min(300px,88%);margin:0 auto 20px;box-shadow:0 10px 28px rgba(12,60,102,.18)}
.company .side p{font-size:13px;color:var(--muted)}

/* ---------- Contact ---------- */
.contact{background:linear-gradient(135deg,rgba(8,42,74,.9),rgba(19,90,146,.82)),url("../images/hero.jpg") center/cover;color:#fff;text-align:center;overflow:hidden}
.contact::before,.contact::after{content:"";position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,.1)}
.contact::before{width:520px;height:520px;left:-200px;top:-200px}
.contact::after{width:380px;height:380px;right:-120px;bottom:-160px}
.contact .wrap{position:relative}
.contact h2{font-family:"Noto Serif JP",serif;font-size:clamp(23px,3.4vw,36px);letter-spacing:.06em;margin:14px 0 16px;line-height:1.6}
.contact p.lead{color:#c4d0da;margin-bottom:38px}
.tel-big{display:inline-flex;flex-direction:column;align-items:center;margin-bottom:34px}
.tel-big small{font-size:12px;letter-spacing:.12em;color:var(--accent-2)}
.tel-big strong{font-family:"Jost",sans-serif;font-weight:400;font-size:clamp(34px,7vw,64px);letter-spacing:.06em;line-height:1.2}
.cbox{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:860px;margin:0 auto 38px}
.cbox div{border:1px solid rgba(255,255,255,.2);padding:20px 12px}
.cbox small{display:block;font-family:"Jost",sans-serif;font-size:11px;letter-spacing:.18em;color:var(--accent-2);text-transform:uppercase;margin-bottom:6px}
.cbox span{font-size:14.5px;word-break:break-all}
.btn{display:inline-block;background:var(--accent);color:#fff;padding:18px 48px;letter-spacing:.1em;font-size:14px;position:relative;overflow:hidden;transition:background .3s,transform .3s var(--ease)}
.btn:hover{background:var(--accent-2);transform:translateY(-3px)}

/* ---------- Footer ---------- */
footer{background:var(--navy-3);color:#8fa0b0;padding:46px 0 calc(34px + env(safe-area-inset-bottom));text-align:center;font-size:12px}
footer .flogo{width:230px;margin:0 auto 16px;display:block}
footer address{font-style:normal;margin-bottom:14px;line-height:1.9}

/* ---------- Floating ---------- */
.totop{position:fixed;right:18px;bottom:22px;width:46px;height:46px;background:var(--navy);color:#fff;z-index:150;display:grid;place-items:center;opacity:0;visibility:hidden;transform:translateY(10px);transition:all .4s var(--ease)}
.totop.show{opacity:1;visibility:visible;transform:none}
.totop svg{width:16px;height:16px}
.mbar{display:none}

/* ---------- Tablet ---------- */
@media (max-width:1080px){
  .gnav a.link{display:none}
  .cards{grid-template-columns:repeat(2,1fr)}
  .s-grid{grid-template-columns:repeat(2,1fr)}
}
/* ---------- Mobile ---------- */
@media (max-width:820px){
  :root{--header-h:60px}
  body{font-size:14.5px;padding-bottom:calc(64px + env(safe-area-inset-bottom))}
  .wrap{padding:0 22px}
  .header .inner{padding:0 14px 0 14px}
  .header-tel,.btn-contact{display:none}
  .burger{display:block}
  .hero-copy{bottom:19%}
  .hero::before{background:linear-gradient(180deg,rgba(6,34,66,.42) 0%,rgba(6,34,66,0) 22%,rgba(6,34,66,.18) 45%,rgba(6,34,66,.7) 100%)}
  .scroll-ind{display:none}
  .message .grid,.area .grid,.partners .grid,.company .grid{grid-template-columns:1fr}
  .emblem{max-width:290px}
  .area .island{order:-1;max-width:260px}
  .cards{grid-template-columns:1fr;gap:16px}
  .card{padding:28px 22px 26px;display:grid;grid-template-columns:52px 1fr;column-gap:18px}
  .card .ico{margin:0;width:44px;height:44px;grid-row:span 2}
  .card h3{margin-bottom:6px}
  .s-grid{grid-template-columns:1fr}
  .s-item{padding:24px 20px}
  .tbl th{display:block;width:auto;padding:16px 0 0;border:0;color:var(--accent);font-size:12px;white-space:normal}
  .tbl td{display:block;padding:4px 0 16px}
  .cbox{grid-template-columns:1fr}
  .btn{display:block;padding:18px 20px}
  .totop{bottom:calc(78px + env(safe-area-inset-bottom));right:14px;width:42px;height:42px}
  .mbar{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:180;padding-bottom:env(safe-area-inset-bottom);background:var(--navy-3);box-shadow:0 -6px 22px rgba(14,34,55,.22)}
  .mbar a{display:flex;align-items:center;justify-content:center;gap:9px;height:58px;font-size:13.5px;letter-spacing:.06em;color:#fff}
  .mbar a:first-child{background:var(--accent)}
  .mbar svg{width:18px;height:18px}
}
@media (max-width:380px){
  .hero-copy h1{font-size:26px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .js .rv{opacity:1;transform:none}
  .hero-copy h1 .line span{transform:none}
  .hero-copy p,.hero-copy .kicker,.hero-cta{opacity:1}
  .hero-img img{transform:none}
  .marquee .track{animation:none}
}
body.admin-bar .header{top:32px}
@media (max-width:782px){body.admin-bar .header{top:46px}}
.page-plain{padding:calc(var(--header-h) + 60px) 0 80px;min-height:60vh}
.page-plain h1{font-family:"Noto Serif JP",serif;color:var(--navy);margin-bottom:24px}
.page-plain article{margin-bottom:40px}