/* ============================================
   株式会社Tip — 観光地特化（白浜・宮古島・伊豆）コーポレートサイト
   Design system: 和モダン × B2B信頼感
   ============================================ */
:root{
  --navy:#0e2a47;
  --navy2:#16405f;
  --navy3:#0a1f36;
  --ink:#1d2733;
  --ink2:#485866;
  --ink3:#66737f;
  --mikan:#e97325;
  --mikan2:#d4630f;
  --mikan-deep:#ad4f09;
  --cta:#b85208;
  --cta2:#9c4506;
  --red:#c51420;
  --bg:#ffffff;
  --bg2:#f6f7f4;
  --wash:#eef4f6;
  --line:#e2e6e3;
  --line2:#cdd4d0;
  --serif:'Noto Serif JP',serif;
  --sans:'Noto Sans JP',sans-serif;
  --en:'Inter','Noto Sans JP',sans-serif;
  --ease:cubic-bezier(.25,.46,.45,.94);
  --maxw:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  font-family:var(--sans);
  font-feature-settings:"palt";
  background:var(--bg);color:var(--ink);
  line-height:2.05;letter-spacing:.05em;
  font-weight:400;font-size:15px;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
.nb{white-space:nowrap}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.en{font-family:var(--en);letter-spacing:.14em}
::selection{background:rgba(233,115,37,.18)}
:focus-visible{outline:2px solid var(--mikan);outline-offset:3px}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:999;
  background:var(--navy);color:#fff;padding:10px 18px;font-size:.85rem;
}
.skip-link:focus{left:0}

/* ---------- header ---------- */
header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 clamp(20px,4vw,52px);height:84px;
  background:rgba(255,255,255,.95);backdrop-filter:blur(8px);
  transition:height .3s var(--ease),box-shadow .3s;
}
header.solid{height:68px;box-shadow:0 1px 0 var(--line)}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:40px;height:40px}
.brand-t{display:flex;flex-direction:column;line-height:1.35}
.brand-t b{font-size:1rem;font-weight:700;letter-spacing:.08em}
.brand-t span{font-size:.58rem;color:var(--ink3);letter-spacing:.22em}
nav{display:flex;align-items:center;gap:32px;font-size:.83rem;font-weight:500}
nav a{color:var(--ink);position:relative;padding:6px 0}
nav a:not(.h-cta)::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--mikan);transition:width .3s var(--ease)}
nav a:not(.h-cta):hover::after{width:100%}
.h-cta{
  background:var(--navy);color:#fff;padding:12px 28px;border-radius:2px;
  font-size:.8rem;letter-spacing:.1em;
  transition:background .3s;
}
.h-cta:hover{background:var(--cta)}
.menu-btn{display:none;background:none;border:none;cursor:pointer;width:44px;height:44px;position:relative;z-index:210}
.menu-btn span{position:absolute;left:9px;width:26px;height:2px;background:var(--ink);transition:.3s var(--ease)}
.menu-btn span:nth-child(1){top:16px}
.menu-btn span:nth-child(2){top:22px}
.menu-btn span:nth-child(3){top:28px}
body.menu-open .menu-btn span:nth-child(1){top:22px;transform:rotate(45deg)}
body.menu-open .menu-btn span:nth-child(2){opacity:0}
body.menu-open .menu-btn span:nth-child(3){top:22px;transform:rotate(-45deg)}

/* ---------- hero ---------- */
.hero{
  position:relative;display:flex;align-items:center;min-height:100vh;min-height:100svh;
  padding:150px clamp(20px,4vw,52px) 80px;
  background:
    linear-gradient(90deg,rgba(5,21,36,.78) 0%,rgba(5,21,36,.68) 42%,rgba(5,21,36,.38) 68%,rgba(5,21,36,.16) 100%),
    url('koyagi-shirahama.jpg') center center / cover no-repeat;
  overflow:hidden;
}
.hero-inner{max-width:var(--maxw);margin:0 auto;width:100%;position:relative;z-index:2}
.hero-label{
  display:flex;align-items:center;gap:16px;
  font-size:.72rem;color:rgba(255,255,255,.9);letter-spacing:.3em;font-weight:600;
  margin-bottom:38px;
}
.hero-label::before{content:"";width:48px;height:2px;background:var(--mikan)}
h1{
  font-family:var(--serif);
  font-size:clamp(2rem,4.7vw,3.6rem);
  font-weight:600;line-height:1.72;letter-spacing:.09em;
  margin-bottom:36px;color:var(--navy3);
}
h1 em{font-style:normal;color:var(--mikan2)}
.hero h1{color:#fff;text-shadow:0 2px 22px rgba(0,0,0,.18)}
.hero h1 em{color:#ff9a4c}
.hero-lead{
  max-width:620px;color:rgba(255,255,255,.9);font-size:.95rem;line-height:2.3;
  margin-bottom:50px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:space-between;gap:26px;
  padding:19px 34px;font-size:.85rem;font-weight:600;letter-spacing:.12em;
  border-radius:2px;min-width:250px;border:1px solid transparent;
  transition:background .35s var(--ease),color .35s,border-color .35s;
}
.btn .arr{transition:transform .35s var(--ease)}
.btn:hover .arr{transform:translateX(6px)}
.btn-fill{background:var(--cta);color:#fff}
.btn-fill:hover{background:var(--cta2)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy2)}
.btn-line{background:#fff;color:var(--navy);border-color:var(--navy)}
.btn-line:hover{background:var(--navy);color:#fff}
.hero .btn-line{background:rgba(255,255,255,.94);border-color:#fff}

/* ---------- trusted partners ---------- */
.partners{
  padding:82px 0 72px;background:#fff;overflow:hidden;
}
.partners-head{
  width:calc(100% - clamp(40px,8vw,104px));
  display:grid;grid-template-columns:auto auto minmax(260px,1fr);
  align-items:baseline;gap:18px 24px;margin-bottom:38px;
}
.partners-en,.social-showcase-en{
  color:var(--mikan-deep);font-size:.7rem;font-weight:600;
  letter-spacing:.25em;
}
.partners h2{font-family:var(--sans);font-size:1.22rem;letter-spacing:.09em}
.partners-head p{
  justify-self:end;color:var(--ink3);font-size:.8rem;letter-spacing:.07em;
}
.logo-marquee{
  overflow:hidden;padding:20px 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
}
.logo-track{
  display:flex;width:max-content;will-change:transform;
  animation:logo-scroll 34s linear infinite;
}
.logo-group{display:flex;gap:22px;padding-right:22px}
.logo-card{
  width:clamp(270px,25vw,340px);height:108px;padding:24px 38px;
  display:flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);border-radius:8px;
  box-shadow:0 7px 22px rgba(14,42,71,.06);
}
.logo-card img{display:block;max-width:100%;max-height:68px;object-fit:contain}
.logo-uravation{width:230px}
.logo-egt{width:190px}
.logo-bocek{width:196px}
.logo-sakiyomi{width:200px}
.logo-spotlight{
  color:#141922;font-family:var(--en);font-size:2rem;font-weight:600;
  letter-spacing:-.025em;line-height:1;
}
@keyframes logo-scroll{to{transform:translateX(-50%)}}
.logo-marquee:hover .logo-track{animation-play-state:paused}

/* ---------- ask AI ---------- */
.ai-consult{
  position:relative;padding:88px clamp(20px,4vw,52px) 58px;
  background:
    radial-gradient(circle at 10% 0%,rgba(232,106,26,.09),transparent 28%),
    radial-gradient(circle at 92% 12%,rgba(14,92,140,.08),transparent 28%),
    linear-gradient(180deg,#fffdf9 0%,#fbf8f3 100%);
  color:var(--navy3);border-top:1px solid #f0e8de;border-bottom:1px solid #f0e8de;overflow:hidden;
}
.ai-consult::before{
  content:"✦";display:block;margin:0 auto 10px;color:var(--mikan);font-size:1.25rem;line-height:1;text-align:center;
}
.ai-consult-grid{
  display:block;max-width:1080px;text-align:center;
}
.ai-consult-en{
  display:block;margin-bottom:14px;color:var(--mikan-deep);font-size:.68rem;font-weight:600;
  letter-spacing:.28em;
}
.ai-consult-copy h2{
  color:var(--navy3);font-size:clamp(1.45rem,2.8vw,2rem);line-height:1.75;letter-spacing:.06em;
}
.ai-consult-copy p{
  max-width:700px;margin:18px auto 0;color:var(--ink2);font-size:.88rem;line-height:2.1;
}
.ai-consult-providers{
  display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin:32px auto 0;
}
.ai-provider{
  display:flex;align-items:center;justify-content:center;gap:10px;
  min-width:172px;min-height:56px;padding:12px 20px;background:#fff;color:var(--navy3);
  border:1px solid #dedbd5;border-radius:999px;
  box-shadow:0 8px 22px rgba(14,42,71,.07);
  transition:transform .28s var(--ease),background .28s,color .28s,border-color .28s,box-shadow .28s;
}
.ai-provider:hover,.ai-provider:focus-visible{
  transform:translateY(-2px);background:#fff;border-color:#e8a16f;color:var(--navy3);
  box-shadow:0 12px 28px rgba(14,42,71,.11);
}
.ai-provider:focus-visible{outline:3px solid #f39a58;outline-offset:3px}
.ai-provider-mark{
  display:grid;place-items:center;flex:0 0 28px;width:28px;height:28px;
}
.ai-provider-logo{
  display:block;width:28px;height:28px;object-fit:contain;
}
.ai-provider-label{display:flex;align-items:baseline;gap:.18em;white-space:nowrap}
.ai-provider b{
  display:inline;font-family:var(--en);font-size:.9rem;letter-spacing:.01em;
}
.ai-provider small{display:inline;font-size:.72rem;color:var(--ink2);letter-spacing:.03em}
.ai-consult-note{
  max-width:860px;margin:30px auto 0;color:var(--ink3);font-size:.68rem;line-height:1.9;text-align:center;
}

/* ---------- produced social accounts ---------- */
.social-showcase{
  --showcase-gold:#e5b609;
  padding:104px 0 86px;overflow:hidden;background:#fff;
}
.social-showcase-head{text-align:center}
.social-showcase-en{
  color:var(--showcase-gold);font-size:.68rem;font-weight:600;letter-spacing:.26em;
}
.social-showcase h2{
  margin-top:8px;font-size:clamp(1.8rem,3vw,2.5rem);line-height:1.5;
}
.social-showcase h2 em{color:var(--showcase-gold);font-style:normal}
.social-showcase-head>p{
  max-width:680px;margin:14px auto 0;color:var(--ink2);font-size:.86rem;line-height:2;
}
.social-carousel{position:relative;max-width:1520px;margin:50px auto 0}
.social-account-viewport{
  overflow-x:auto;overflow-y:hidden;padding:10px 0 18px;
  scroll-behavior:auto;scroll-snap-type:none;scrollbar-width:none;
  overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;
}
.social-account-viewport::-webkit-scrollbar{display:none}
.social-account-track{
  display:flex;justify-content:flex-start;gap:10px;width:max-content;min-width:0;padding:0;
}
.social-case{flex:0 0 auto;width:calc(83.333333vw - 1.666667px);height:556px;scroll-snap-align:none}
.social-case-link{position:relative;display:block;width:100%;height:100%;color:inherit}
.social-case-link:focus-visible{outline:3px solid var(--mikan);outline-offset:7px}
.social-phone{
  position:absolute;z-index:1;top:54px;left:50%;display:block;width:224px;padding:8px;
  overflow:hidden;background:#070b0f;border-radius:36px;
  box-shadow:0 20px 42px rgba(14,42,71,.22);transform:translateX(-50%);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.social-phone-screen{
  display:block;height:450px;overflow:hidden;background:#080d12;
  border-radius:28px;
}
.social-phone-screen img{display:block;width:100%;height:auto}
.social-phone-screen-status img{
  width:108%;max-width:none;margin-top:-35px;margin-left:-4%;
}
.social-case-link:hover .social-phone{
  box-shadow:0 25px 50px rgba(14,42,71,.28);transform:translate(-50%,-5px);
}
.social-purpose,.social-result{
  position:absolute;z-index:4;color:var(--navy);background:rgba(229,182,9,.94);
  border:3px solid #fff;outline:4px solid var(--showcase-gold);
  box-shadow:0 8px 20px rgba(109,81,0,.2);
}
.social-purpose{
  top:8px;left:50%;padding:6px 12px;font-size:.71rem;font-weight:700;line-height:1.35;
  white-space:nowrap;transform:translateX(-50%);
}
.social-result{
  display:flex;min-width:142px;flex-direction:column;padding:10px 11px;
  border-radius:15px;line-height:1.08;text-align:center;
}
.social-result small{font-size:.65rem;font-weight:700}
.social-result strong{margin-top:5px;font-size:1.55rem;font-weight:800;letter-spacing:.01em}
.social-result em{margin-top:4px;font-size:.58rem;font-style:normal;font-weight:700}
.social-result-primary{top:196px;left:calc(50% + 45px)}
.social-result-secondary{top:326px;right:calc(50% + 45px)}
.social-result-tertiary{top:418px;left:calc(50% + 45px)}
.social-result-quaternary{top:480px;right:calc(50% + 45px)}
.social-case-kai .social-result-primary{right:calc(50% + 45px);left:auto}
.social-case-kai .social-result-secondary{right:auto;left:calc(50% + 45px)}
.social-platform-badge{
  position:absolute;z-index:5;top:95px;left:50%;
  display:flex;align-items:center;justify-content:center;gap:6px;
  transform:translate(-50%,-50%);
}
.social-platform-badge svg{width:30px;height:30px;display:block}
.social-platform-badge span{
  color:#fff;font-size:.8rem;font-weight:700;letter-spacing:.02em;white-space:nowrap;
}
.social-platform-badge-dark span{color:#111}
.social-case-sakiyomi .social-platform-badge{top:108px}
.social-carousel-btn{
  position:absolute;z-index:6;top:50%;width:44px;height:44px;
  border:1px solid rgba(255,255,255,.88);border-radius:50%;
  background:rgba(14,42,71,.82);color:#fff;
  box-shadow:0 5px 16px rgba(14,42,71,.28);
  transform:translateY(-50%);cursor:pointer;
  transition:background .2s,box-shadow .2s,transform .2s;
}
.social-carousel-btn::before{
  content:"";position:absolute;top:50%;left:50%;width:21px;height:21px;
  border-right:2px solid currentColor;border-bottom:2px solid currentColor;
}
.social-carousel-btn:hover{
  background:rgba(14,42,71,.98);box-shadow:0 7px 20px rgba(14,42,71,.36);
  transform:translateY(-50%) scale(1.05);
}
.social-carousel-prev{left:10px}
.social-carousel-prev::before{transform:translate(-35%,-50%) rotate(135deg)}
.social-carousel-next{right:10px}
.social-carousel-next::before{transform:translate(-65%,-50%) rotate(-45deg)}
.social-carousel-btn:focus-visible{outline:3px solid var(--mikan);outline-offset:3px}
/* ---------- local resort development ---------- */
.resort-project{
  padding:112px clamp(20px,4vw,52px) 104px;background:#fff;
  border-top:1px solid var(--line);overflow:hidden;
}
.resort-project-head{text-align:center}
.resort-project-en{
  display:block;color:var(--mikan-deep);font-size:.68rem;font-weight:600;letter-spacing:.28em;
}
.resort-project-head h2{
  display:flex;align-items:center;justify-content:center;gap:28px;
  margin-top:12px;font-size:clamp(1.65rem,2.8vw,2.35rem);letter-spacing:.1em;
}
.resort-project-head h2>span{width:58px;height:1px;background:var(--line2)}
.resort-project-head h2 small{font:inherit;font-size:.78em;letter-spacing:.08em}
.resort-project-head>p{
  max-width:720px;margin:18px auto 0;color:var(--ink2);font-size:.88rem;line-height:2.1;
}
.resort-stage{margin-top:64px}
.resort-feature{
  display:grid;grid-template-columns:minmax(0,1.55fr) minmax(290px,1fr);
  align-items:center;gap:clamp(38px,5vw,76px);color:inherit;
}
.resort-feature-media{
  position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg2);
}
.resort-feature-media img{
  width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease);
}
.resort-feature:hover .resort-feature-media img{transform:scale(1.018)}
.resort-feature-media figcaption{
  position:absolute;right:12px;bottom:10px;padding:3px 9px;
  color:var(--ink2);background:rgba(255,255,255,.92);font-size:.62rem;letter-spacing:.08em;
}
.resort-feature-copy{padding-right:8px}
.resort-location{
  display:block;margin-bottom:18px;color:var(--mikan-deep);
  font-size:.66rem;font-weight:600;letter-spacing:.22em;
}
.resort-feature-copy h3{
  font-family:var(--en);font-size:clamp(1.75rem,3vw,2.65rem);font-weight:500;
  line-height:1.2;letter-spacing:.08em;color:var(--navy3);
}
.resort-exclusive{
  display:inline-block;margin-top:24px;padding:6px 14px;color:var(--navy);
  border:1px solid var(--navy);font-size:.78rem;font-weight:700;letter-spacing:.12em;line-height:1.6;
}
.resort-description{margin-top:24px;color:var(--ink2);font-size:.88rem;line-height:2.2}
.resort-detail-link{
  display:inline-flex;align-items:center;gap:18px;margin-top:28px;
  color:var(--navy);font-size:.82rem;font-weight:600;letter-spacing:.1em;
}
.resort-detail-link b{font-size:1rem;transition:transform .3s var(--ease)}
.resort-feature:hover .resort-detail-link b{transform:translateX(6px)}
.resort-selector{
  display:grid;grid-template-columns:46px minmax(0,1fr) 46px;align-items:center;gap:18px;
  margin-top:48px;
}
.resort-tabs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px}
.resort-tab{
  min-width:0;padding:0 0 13px;border:0;border-bottom:3px solid transparent;
  color:var(--ink);background:transparent;text-align:left;opacity:.52;cursor:pointer;
  transition:opacity .3s,border-color .3s,transform .3s var(--ease);
}
.resort-tab:hover{opacity:.82;transform:translateY(-2px)}
.resort-tab.is-active{border-bottom-color:var(--mikan);opacity:1}
.resort-tab-image{display:block;aspect-ratio:3.25/1;overflow:hidden;background:var(--bg2)}
.resort-tab-image img{width:100%;height:100%;object-fit:cover}
.resort-tab-copy{display:flex;align-items:baseline;justify-content:flex-start;gap:12px;margin-top:10px}
.resort-tab-copy b{font-size:.68rem;font-weight:600;letter-spacing:.11em;white-space:nowrap}
.resort-arrow{
  position:relative;width:46px;height:54px;border:0;background:transparent;cursor:pointer;
}
.resort-arrow::before{
  content:"";position:absolute;top:50%;left:50%;width:17px;height:17px;
  border-top:2px solid var(--ink2);border-right:2px solid var(--ink2);
}
.resort-arrow-prev::before{transform:translate(-35%,-50%) rotate(-135deg)}
.resort-arrow-next::before{transform:translate(-65%,-50%) rotate(45deg)}
.resort-arrow:hover::before{border-color:var(--mikan-deep)}
.resort-project-note{
  margin-top:24px;color:var(--ink3);font-size:.68rem;line-height:1.9;text-align:right;
}

@media (min-width:641px) and (max-width:1020px){
  .resort-selector{grid-template-columns:40px minmax(0,1fr) 40px;gap:10px}
  .resort-arrow{width:40px}
  .resort-tabs{gap:12px}
  .resort-tab-copy b{font-size:.56rem;letter-spacing:.06em}
}

/* ---------- section common ---------- */
section{padding:120px clamp(20px,4vw,52px)}
.wrap{max-width:var(--maxw);margin:0 auto}
.sec-head{display:flex;align-items:baseline;gap:26px;margin-bottom:16px;flex-wrap:wrap}
.sec-head .num{font-size:.78rem;color:var(--mikan-deep);font-weight:600;letter-spacing:.2em;font-family:var(--en)}
h2{
  font-family:var(--serif);
  font-size:clamp(1.5rem,2.6vw,2rem);
  font-weight:600;letter-spacing:.1em;line-height:1.6;color:var(--navy3);
}
.sec-en{font-size:.7rem;color:var(--ink3);letter-spacing:.3em;font-weight:500}
.sec-rule{width:100%;height:1px;background:var(--line);margin:32px 0 0}
.sec-lead{color:var(--ink2);font-size:.93rem;max-width:680px;margin-top:32px}

/* ---------- pricing ---------- */
.pricing{position:relative;overflow:hidden;background:var(--bg2)}
.price-badge{
  margin-top:38px;display:inline-flex;align-items:center;gap:14px;
  background:var(--red);color:#fff;padding:9px 22px;border-radius:2px;
  box-shadow:0 8px 22px rgba(197,20,32,.24);
}
.price-badge b{font-size:1.02rem;font-weight:700;letter-spacing:.18em;line-height:1.6}
.price-badge span{
  font-family:var(--en);font-size:.6rem;font-weight:600;letter-spacing:.2em;
  color:rgba(255,255,255,.82);padding-left:14px;border-left:1px solid rgba(255,255,255,.4);
}
.pricing-claim{
  margin-top:18px;font-family:var(--serif);font-size:clamp(1.7rem,3.2vw,2.7rem);
  font-weight:600;letter-spacing:.08em;line-height:1.55;color:var(--navy3);
}
.pricing-claim span{display:block;color:var(--mikan-deep)}
.pricing-claim em{font-style:normal;color:var(--red)}
.pricing-lead{margin-top:12px}
.price-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:64px}
.price{
  position:relative;background:#fff;border:1px solid var(--line);padding:34px 20px 30px;
  display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;
  transition:box-shadow .35s var(--ease),transform .35s var(--ease);
}
.price:hover{box-shadow:0 14px 40px rgba(14,42,71,.09);transform:translateY(-3px)}
.price-featured{border:2px solid var(--mikan);box-shadow:0 14px 40px rgba(14,42,71,.1)}
.price-ribbon{
  position:absolute;top:-15px;left:50%;padding:5px 18px;color:#fff;background:#ad4f09;
  font-size:.68rem;font-weight:700;letter-spacing:.12em;line-height:1.6;white-space:nowrap;
  transform:translateX(-50%);
}
.price .price-en{font-size:.62rem;color:var(--mikan-deep);letter-spacing:.24em;font-weight:600}
.price h3{font-size:1.05rem;font-weight:700;letter-spacing:.08em;color:var(--navy3)}
.price-num{font-family:var(--en);font-size:2.4rem;font-weight:700;color:var(--red);line-height:1.5;letter-spacing:.02em}
.price-num small{font-size:1rem;font-family:var(--sans);font-weight:500;margin-left:2px}
.price-note{
  font-size:.68rem;color:var(--mikan-deep);letter-spacing:.16em;font-weight:700;
  border:1px solid currentColor;border-radius:999px;padding:2px 14px;line-height:1.9;
}
.price-inc{font-size:.78rem;font-weight:700;color:var(--navy3);line-height:1.8;margin-top:12px;padding:8px 10px;background:rgba(14,42,71,.05);border-radius:8px}
.price-desc{font-size:.84rem;color:var(--ink2);line-height:2.1;text-align:left;margin-top:12px}
.price-etc{
  margin-top:34px;background:var(--navy);color:#fff;padding:34px 38px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
}
.price-etc p{font-size:.9rem;line-height:2.1;flex:1;min-width:260px}
.price-etc b{color:#fff}
.price-foot{margin-top:22px;font-size:.75rem;color:var(--ink3)}

/* ---------- SEO support case ---------- */
.seo-case-study{background:#fff;border-top:1px solid var(--line)}
.seo-case-head{text-align:center}
.seo-case-en{
  display:block;color:var(--mikan-deep);font-size:.68rem;font-weight:600;letter-spacing:.28em;
}
.seo-case-head h2{margin-top:10px}
.seo-case-head>p{
  max-width:680px;margin:16px auto 0;color:var(--ink2);font-size:.88rem;line-height:2.1;
}
.seo-case-card{
  display:grid;grid-template-columns:1fr;
  max-width:1080px;margin:54px auto 0;border:1px solid var(--line);background:#fff;
  transition:box-shadow .35s var(--ease),transform .35s var(--ease);
}
.seo-case-card:hover{box-shadow:0 18px 48px rgba(14,42,71,.1);transform:translateY(-3px)}
.seo-case-visual{
  position:relative;display:block;min-height:0;padding:0;background:#f6f6f6;
  border-bottom:1px solid var(--line);overflow:hidden;
}
.seo-case-number{
  position:absolute;top:20px;left:22px;z-index:2;padding:5px 11px;color:#fff;background:rgba(10,31,54,.9);
  font-size:.64rem;font-weight:600;letter-spacing:.2em;line-height:1.5;
}
.seo-case-visual .seo-case-screenshot{display:block;width:100%;height:auto}
.seo-case-copy{display:flex;flex-direction:column;justify-content:center;padding:46px 52px 50px}
.seo-case-logo{width:min(210px,52%);height:auto;margin-bottom:22px}
.seo-case-company{color:var(--mikan-deep);font-size:.64rem;font-weight:600;letter-spacing:.18em}
.seo-case-copy h3{margin-top:10px;font-size:1.5rem;letter-spacing:.07em;color:var(--navy3)}
.seo-case-copy>p{margin-top:16px;color:var(--ink2);font-size:.88rem;line-height:2.15}
.seo-case-copy ul{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.seo-case-copy li{
  padding:4px 12px;border:1px solid var(--line2);background:var(--bg2);
  color:var(--ink2);font-size:.68rem;letter-spacing:.06em;
}
.seo-case-link{
  display:inline-flex;align-items:center;gap:18px;align-self:flex-start;margin-top:27px;
  color:var(--navy);font-size:.8rem;font-weight:600;letter-spacing:.1em;
}
.seo-case-link b{transition:transform .3s var(--ease)}
.seo-case-card:hover .seo-case-link b{transform:translateX(6px)}
.seo-case-note{max-width:980px;margin:18px auto 0;color:var(--ink3);font-size:.68rem;line-height:1.9;text-align:right}

/* ---------- message ---------- */
.message{background:var(--bg2)}
.msg-grid{display:grid;grid-template-columns:340px 1fr;gap:clamp(40px,6vw,90px);margin-top:64px;align-items:start}
.msg-photo{position:sticky;top:120px}
.msg-photo .ph{
  border-radius:50%;overflow:hidden;background:#f0efe9;
  border:1px solid var(--line);width:min(300px,100%);margin:0 auto;
}
.msg-photo .ph img{transform:scale(1.05)}
.msg-photo figcaption{
  text-align:center;margin-top:22px;font-size:.86rem;font-weight:600;letter-spacing:.1em;
}
.msg-photo figcaption small{display:block;font-size:.7rem;color:var(--ink3);letter-spacing:.16em;margin-top:2px;font-weight:500}
.msg-body h3{
  font-family:var(--serif);font-size:clamp(1.3rem,2.2vw,1.7rem);
  font-weight:600;letter-spacing:.1em;line-height:1.95;color:var(--navy3);
  margin-bottom:30px;
}
.msg-body p{color:var(--ink2);font-size:.92rem;line-height:2.4;margin-bottom:20px}
.msg-sign{margin-top:36px;display:flex;align-items:baseline;gap:16px;font-size:.9rem;font-weight:600}
.msg-sign small{font-size:.72rem;color:var(--ink3);letter-spacing:.14em;font-weight:500}

/* ---------- company ---------- */
.comp-table{width:100%;border-collapse:collapse;margin-top:64px;max-width:820px}
.comp-table th,.comp-table td{
  text-align:left;padding:22px 8px;border-bottom:1px solid var(--line);
  font-size:.89rem;vertical-align:top;font-weight:400;
}
.comp-table tr:first-child th,.comp-table tr:first-child td{border-top:1px solid var(--line)}
.comp-table th{width:150px;color:var(--ink3);font-weight:500;letter-spacing:.14em}

/* ---------- contact ---------- */
.contact{
  background:var(--navy3);
  color:#fff;text-align:center;position:relative;overflow:hidden;
}
.contact-bg{position:absolute;inset:0;pointer-events:none;line-height:0}
.contact-bg img{width:100%;height:100%;object-fit:cover;object-position:center 62%}
.contact-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(165deg,rgba(10,31,54,.86) 0%,rgba(10,31,54,.66) 45%,rgba(10,31,54,.88) 100%);
}
@media(max-width:640px){
  .contact-bg img{object-position:center 48%}
  .contact-bg::after{
    background:linear-gradient(175deg,rgba(10,31,54,.84) 0%,rgba(10,31,54,.6) 52%,rgba(10,31,54,.86) 100%);
  }
}
.contact .wrap{position:relative;z-index:1}
.contact .sec-en{color:rgba(255,255,255,.5)}
.contact h2{color:#fff;margin:14px 0 26px}
.contact p.lead{color:rgba(255,255,255,.75);font-size:.93rem;margin:0 auto 50px;max-width:560px;line-height:2.35}
.contact-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn-w{
  display:inline-flex;align-items:center;justify-content:space-between;gap:30px;
  background:var(--cta);color:#fff;border-radius:2px;
  padding:20px 42px;font-size:.87rem;letter-spacing:.14em;min-width:300px;font-weight:600;
  transition:background .35s;
}
.btn-w:hover{background:var(--cta2)}
.btn-w2{
  display:inline-flex;align-items:center;justify-content:space-between;gap:30px;
  border:1px solid rgba(255,255,255,.8);color:#fff;border-radius:2px;
  padding:20px 42px;font-size:.87rem;letter-spacing:.14em;min-width:300px;font-weight:600;
  transition:background .35s,color .35s;
}
.btn-w2:hover{background:#fff;color:var(--navy)}
.btn-w .arr,.btn-w2 .arr{transition:transform .35s var(--ease)}
.btn-w:hover .arr,.btn-w2:hover .arr{transform:translateX(6px)}
.contact-note{margin-top:30px;font-size:.78rem;color:rgba(255,255,255,.68);letter-spacing:.1em}
.contact-mail{margin-top:14px;font-size:.85rem;color:rgba(255,255,255,.75);letter-spacing:.08em}
.contact-mail a{border-bottom:1px solid rgba(255,255,255,.4);padding-bottom:1px}
.contact-mail a:hover{border-color:#fff}

/* ---------- footer ---------- */
footer{padding:84px clamp(20px,4vw,52px) 36px;background:#fff}
.foot-grid{
  max-width:var(--maxw);margin:0 auto;display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;padding-bottom:64px;
}
.foot-brand{display:flex;align-items:center;gap:13px;margin-bottom:20px}
.foot-brand img{width:42px;height:42px}
.foot-brand b{font-size:1rem;letter-spacing:.08em}
.foot-copy{color:var(--ink3);font-size:.8rem;line-height:2.2;letter-spacing:.08em}
.foot-col h4{font-size:.66rem;color:var(--ink3);letter-spacing:.3em;margin-bottom:20px;font-weight:600}
.foot-col a{
  display:block;font-size:.84rem;color:var(--ink2);margin-bottom:13px;
  transition:color .25s;width:fit-content;letter-spacing:.06em;
}
.foot-col a:hover{color:var(--mikan2)}
.foot-bottom{
  max-width:var(--maxw);margin:0 auto;padding-top:26px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
  font-size:.72rem;color:var(--ink3);letter-spacing:.1em;
}
.foot-bottom a:hover{color:var(--mikan2)}
#top-btn{
  position:fixed;right:26px;bottom:26px;z-index:90;
  width:50px;height:50px;border:1px solid var(--line2);border-radius:2px;
  background:rgba(255,255,255,.94);color:var(--ink);
  cursor:pointer;font-size:.95rem;opacity:0;pointer-events:none;
  transition:opacity .3s,border-color .25s;
}
#top-btn.show{opacity:1;pointer-events:auto}
#top-btn:hover{border-color:var(--mikan)}

/* mobile bottom CTA bar */
.m-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:95;display:none;
  background:rgba(255,255,255,.97);border-top:1px solid var(--line);
  padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  gap:10px;
}
.m-cta a{
  flex:1;text-align:center;padding:14px 8px;font-size:.78rem;font-weight:600;
  letter-spacing:.06em;border-radius:2px;line-height:1.6;white-space:nowrap;
}
.m-cta .m1{background:var(--cta);color:#fff;flex:1.8}
.m-cta .m2{border:1px solid var(--navy);color:var(--navy)}

/* ---------- subpage (contact / privacy) ---------- */
.sub-hero{
  padding:170px clamp(20px,4vw,52px) 70px;
  background:linear-gradient(180deg,#fbfcfc 0%,#fff 100%);
  border-bottom:1px solid var(--line);
}
.sub-hero .wrap{max-width:820px}
.sub-hero .sec-en{color:var(--mikan-deep);display:block;margin-bottom:12px}
.sub-hero h1{font-size:clamp(1.7rem,3.4vw,2.4rem);margin-bottom:0;line-height:1.7}
.sub-body{padding:70px clamp(20px,4vw,52px) 110px}
.sub-body .wrap{max-width:820px}
.sub-lead{color:var(--ink2);font-size:.93rem;margin-bottom:46px}

/* contact page */
.c-options{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-bottom:56px}
.c-options.single{grid-template-columns:1fr}
.c-opt{
  border:1px solid var(--line);padding:34px 30px;background:#fff;
}
.c-opt .tag{font-size:.64rem;color:var(--mikan-deep);letter-spacing:.24em;font-family:var(--en);font-weight:600;display:block;margin-bottom:14px}
.c-opt h2{font-size:1.15rem;font-family:var(--sans);font-weight:700;margin-bottom:12px}
.c-opt p{color:var(--ink2);font-size:.86rem;line-height:2.1;margin-bottom:20px}
.c-opt .btn{width:100%;min-width:0}
form{display:flex;flex-direction:column;gap:26px}
.f-row{display:flex;flex-direction:column;gap:8px}
.f-row label{font-size:.84rem;font-weight:600;letter-spacing:.08em}
.f-row label .req{
  display:inline-block;margin-left:10px;font-size:.64rem;color:#fff;
  background:var(--cta);padding:1px 8px;border-radius:2px;vertical-align:2px;letter-spacing:.12em;
}
.f-row label .opt{
  display:inline-block;margin-left:10px;font-size:.64rem;color:var(--ink3);
  border:1px solid var(--line2);padding:1px 8px;border-radius:2px;vertical-align:2px;letter-spacing:.12em;
}
.f-row input,.f-row textarea,.f-row select{
  font-family:var(--sans);font-size:16px;color:var(--ink);
  border:1px solid var(--line2);border-radius:2px;background:#fff;
  padding:14px 16px;line-height:1.8;letter-spacing:.04em;
}
.f-row input:focus,.f-row textarea:focus,.f-row select:focus{
  outline:2px solid var(--navy);outline-offset:0;border-color:var(--navy);
}
.f-row textarea{min-height:180px;resize:vertical}
.f-note{font-size:.78rem;color:var(--ink3);line-height:2}
.f-note a{color:var(--navy);border-bottom:1px solid var(--line2)}
form .btn{align-self:flex-start}
.f-status{font-size:.85rem;color:var(--mikan-deep);font-weight:600;min-height:1.5em}

/* privacy page */
.pp h2{font-size:1.1rem;font-family:var(--sans);font-weight:700;margin:44px 0 14px;letter-spacing:.08em;color:var(--navy3)}
.pp p,.pp li{color:var(--ink2);font-size:.9rem;line-height:2.25}
.pp ul{padding-left:1.4em;margin:10px 0}
.pp ul li{list-style:disc;margin-bottom:4px}
.pp .pp-date{margin-top:50px;color:var(--ink3);font-size:.84rem;text-align:right}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.on{opacity:1;transform:none}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}.d3{transition-delay:.3s}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  .logo-group[aria-hidden="true"]{display:none}
  .logo-track{width:100%;will-change:auto}
  .logo-group{width:100%;padding-right:0;justify-content:center;flex-wrap:wrap}
  html{scroll-behavior:auto}
}

/* ---------- responsive ---------- */
@media(max-width:820px){
  header nav{
    position:fixed;inset:0;background:rgba(255,255,255,.98);
    min-height:100vh;min-height:100dvh;overflow-y:auto;
    flex-direction:column;justify-content:center;gap:34px;font-size:1.02rem;
    opacity:0;visibility:hidden;pointer-events:none;
    transition:opacity .3s,visibility .3s;z-index:200;
  }
  body.menu-open header nav{opacity:1;visibility:visible;pointer-events:auto}
  body.menu-open{overflow:hidden}
  body.menu-open .m-cta,body.menu-open #top-btn{visibility:hidden;opacity:0;pointer-events:none}
  .menu-btn{display:block}
}
@media(min-width:1200px){
  /* OpenReach同様：slidesPerView 4 / spaceBetween 40 */
  .social-account-track{gap:40px}
  .social-case{width:min(calc(25vw - 30px),350px)}
}
@media(min-width:768px) and (max-width:1199px){
  /* OpenReach同様：slidesPerView 2 / spaceBetween 20 */
  .social-account-track{gap:20px}
  .social-case{width:calc(50vw - 10px)}
}
@media(max-width:767px){
  /* OpenReach同様：slidesPerView 1.2 / spaceBetween 10 */
  .social-account-track{gap:10px}
  .social-case{width:calc(83.333333vw - 1.666667px);height:548px}
  .social-result{min-width:136px;padding:9px 9px}
  .social-result strong{font-size:1.4rem}
  .social-result-primary{left:calc(50% + 24px)}
  .social-result-secondary{right:calc(50% + 24px)}
  .social-result-tertiary{left:calc(50% + 24px)}
  .social-result-quaternary{right:calc(50% + 24px)}
  .social-case-kai .social-result-primary{right:calc(50% + 24px);left:auto}
  .social-case-kai .social-result-secondary{right:auto;left:calc(50% + 24px)}
}
@media(max-width:360px){
  .social-result-primary{left:calc(50% + 18px)}
  .social-result-secondary{right:calc(50% + 18px)}
  .social-result-tertiary{left:calc(50% + 18px)}
  .social-result-quaternary{right:calc(50% + 18px)}
  .social-case-kai .social-result-primary{right:calc(50% + 18px);left:auto}
  .social-case-kai .social-result-secondary{right:auto;left:calc(50% + 18px)}
}
@media(max-width:1020px){
  .partners-head{grid-template-columns:auto 1fr}
  .partners-head p{grid-column:1/-1;justify-self:start}
  .price-grid{grid-template-columns:1fr 1fr}
  .msg-grid{grid-template-columns:1fr;gap:48px}
  .msg-photo{position:static}
  .resort-feature{grid-template-columns:minmax(0,1.35fr) minmax(260px,1fr);gap:36px}
  .resort-feature-copy h3{font-size:2rem}
  .seo-case-copy{padding:42px 36px}
}
@media(max-width:640px){
  .partners{padding:66px 0 58px}
  .partners-head{width:calc(100% - 44px);grid-template-columns:1fr;gap:7px;margin-bottom:28px}
  .partners-head p{margin-top:7px;font-size:.75rem;line-height:1.8}
  .logo-marquee{padding:14px 0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent)}
  .logo-group{gap:14px;padding-right:14px}
  .logo-card{width:245px;height:88px;padding:20px 30px}
  .logo-card img{max-height:55px}
  .logo-spotlight{font-size:1.75rem}
  .ai-consult{padding:64px 18px 44px}
  .ai-consult-copy h2{font-size:1.45rem}
  .ai-consult-copy p{font-size:.82rem}
  .ai-consult-providers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;max-width:520px}
  .ai-provider{min-width:0;min-height:58px;padding:12px 14px;gap:9px}
  .ai-consult-note{margin-top:26px;font-size:.64rem}
  .social-showcase{padding:80px 0 68px}
  .social-showcase-head{padding-inline:22px}
  .social-showcase h2{font-size:1.65rem}
  .social-showcase-head>p{font-size:.82rem}
  .social-carousel{margin-top:38px}
  .social-purpose{font-size:.66rem}
  .hero{
    min-height:100svh;padding:128px 22px 72px;background-position:60% center;
    background-image:linear-gradient(rgba(5,21,36,.64),rgba(5,21,36,.64)),url('koyagi-shirahama.jpg');
  }
  .hero-label{margin-bottom:28px;line-height:1.8;letter-spacing:.18em}
  .hero-lead{font-size:.86rem;line-height:2.1;margin-bottom:36px}
  .resort-project{padding:82px 0 76px}
  .resort-project>.wrap{width:100%;max-width:none}
  .resort-project-head,.resort-stage,.resort-project-note{margin-left:22px;margin-right:22px}
  .resort-project-head h2{display:block;font-size:1.5rem;line-height:1.7}
  .resort-project-head h2>span{display:none}
  .resort-project-head h2 small{display:block;font-size:.76em}
  .resort-project-head>p{font-size:.8rem}
  .resort-stage{margin-top:40px}
  .resort-feature{grid-template-columns:1fr;gap:28px}
  .resort-feature-media{aspect-ratio:4/3}
  .resort-feature-copy{padding-right:0}
  .resort-feature-copy h3{font-size:1.85rem}
  .resort-exclusive{margin-top:18px}
  .resort-description{margin-top:18px;font-size:.83rem;line-height:2.1}
  .resort-detail-link{margin-top:22px}
  .resort-selector{display:block;margin-top:36px}
  .resort-arrow{display:none}
  .resort-tabs{
    display:flex;gap:14px;overflow-x:auto;padding:2px 22px 12px;
    scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch;
  }
  .resort-tabs::-webkit-scrollbar{display:none}
  .resort-tab{flex:0 0 76vw;scroll-snap-align:center}
  .resort-tab-image{aspect-ratio:3/1}
  .resort-project-note{text-align:left}
  .seo-case-study{padding-left:22px;padding-right:22px}
  .seo-case-head>p{font-size:.8rem}
  .seo-case-card{grid-template-columns:1fr;margin-top:40px}
  .seo-case-visual{min-height:0;padding:0;border-right:0;border-bottom:1px solid var(--line)}
  .seo-case-number{top:12px;left:12px}
  .seo-case-copy{padding:34px 26px 38px}
  .seo-case-copy h3{font-size:1.28rem}
  .seo-case-note{text-align:left}
  .price-grid{grid-template-columns:1fr}
  .price-etc{padding:30px 24px}
  section{padding:92px 22px}
  .btn{min-width:100%}
  .foot-grid{grid-template-columns:1fr 1fr}
  .comp-table th{width:110px}
  .c-options{grid-template-columns:1fr}
  .m-cta{display:flex}
  footer{padding-bottom:110px}
  #top-btn{display:none}
}
@media(max-width:360px){
  .ai-consult-providers{grid-template-columns:1fr;max-width:250px}
}