/* ==========================================================
   (3.11)∞実行委員会 ｜ メインスタイル
   ========================================================== */

:root{
  --navy:#08192f;
  --navy-2:#0e2947;
  --navy-3:#123356;
  --sea:#1b7fb0;
  --sea-light:#3fb6d8;
  --aqua:#5fd8d1;
  --emerald:#12b39a;
  --sand:#f6f1e7;
  --paper:#fbfaf7;
  --ink:#16222f;
  --ink-soft:#4a5b6b;
  --line:rgba(16,45,74,.12);
  --white:#fff;

  --grad-hero:linear-gradient(140deg,#061428 0%,#0b2544 45%,#124b6b 100%);
  --grad-accent:linear-gradient(100deg,var(--sea) 0%,var(--aqua) 100%);
  --shadow-sm:0 6px 20px rgba(8,25,47,.08);
  --shadow-md:0 18px 44px rgba(8,25,47,.13);
  --shadow-lg:0 30px 70px rgba(8,25,47,.22);

  --font-jp:"Zen Kaku Gothic New","Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;
  --font-mincho:"Shippori Mincho","Hiragino Mincho ProN",serif;
  --font-en:"Outfit",sans-serif;

  --header-h:78px;
  --ease:cubic-bezier(.22,.68,0,1);
}

*,*::before,*::after{box-sizing:border-box;}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}

body{
  margin:0;
  font-family:var(--font-jp);
  color:var(--ink);
  background:var(--paper);
  line-height:1.85;
  letter-spacing:.02em;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden;}

img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4,p{margin:0;}

::selection{background:var(--aqua);color:var(--navy);}

.container{width:min(1180px,90vw);margin-inline:auto;}
.pc-only{display:inline;}

/* ===================== ローディング ===================== */
.loader{
  position:fixed;inset:0;z-index:9999;
  background:var(--grad-hero);
  display:grid;place-items:center;
  transition:opacity .7s ease,visibility .7s ease;
}
.loader.is-hidden{opacity:0;visibility:hidden;}
.loader-inner{text-align:center;color:#fff;}
.loader-mark{width:132px;height:66px;margin-inline:auto;overflow:visible;}
.loader-path{
  fill:none;stroke:url(#g);stroke:var(--aqua);stroke-width:5;stroke-linecap:round;
  stroke-dasharray:420;stroke-dashoffset:420;
  animation:drawInf 2.1s var(--ease) infinite;
}
@keyframes drawInf{
  0%{stroke-dashoffset:420;}
  55%{stroke-dashoffset:0;}
  100%{stroke-dashoffset:-420;}
}
.loader-text{
  margin-top:20px;font-family:var(--font-en);font-weight:300;
  letter-spacing:.34em;font-size:.78rem;color:rgba(255,255,255,.72);
}
.loader-text span{color:var(--aqua);}

/* ===================== スクロール進捗 ===================== */
.scroll-progress{
  position:fixed;top:0;left:0;width:100%;height:3px;z-index:1200;
  background:transparent;pointer-events:none;
}
.scroll-progress span{
  display:block;height:100%;width:0;
  background:var(--grad-accent);
  box-shadow:0 0 14px rgba(95,216,209,.8);
}

/* ===================== ヘッダー ===================== */
.site-header{
  position:fixed;top:0;left:0;width:100%;height:var(--header-h);z-index:1000;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 clamp(18px,4vw,44px);
  transition:background .45s ease,box-shadow .45s ease,height .45s ease;
}
.site-header.is-solid{
  background:rgba(251,250,247,.9);
  backdrop-filter:blur(14px);
  box-shadow:0 4px 24px rgba(8,25,47,.09);
  height:66px;
}
.brand{display:flex;align-items:center;gap:12px;}
.brand-logo{
  width:44px;height:44px;border-radius:50%;object-fit:cover;
  box-shadow:0 4px 14px rgba(0,0,0,.25);
  transition:transform .5s var(--ease);
}
.brand:hover .brand-logo{transform:rotate(-8deg) scale(1.06);}
.brand-text{display:flex;flex-direction:column;line-height:1.25;color:#fff;transition:color .4s ease;}
.brand-text strong{font-size:1.02rem;font-weight:700;letter-spacing:.04em;}
.brand-text strong i{font-style:normal;color:var(--aqua);}
.brand-text small{font-size:.62rem;letter-spacing:.16em;opacity:.72;font-weight:400;}
.site-header.is-solid .brand-text{color:var(--navy);}
.site-header.is-solid .brand-text strong i{color:var(--sea);}

.global-nav ul{display:flex;align-items:center;gap:4px;}
.global-nav a{
  position:relative;display:inline-flex;align-items:center;gap:7px;
  font-family:var(--font-en);font-size:.76rem;font-weight:600;letter-spacing:.1em;
  color:rgba(255,255,255,.9);padding:10px 13px;border-radius:999px;
  transition:color .3s ease,background .3s ease;
}
.global-nav a i{font-size:.72rem;opacity:.7;}
.global-nav a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:5px;height:1.5px;
  background:var(--aqua);transform:scaleX(0);transform-origin:left;
  transition:transform .4s var(--ease);
}
.global-nav a:hover::after,.global-nav a.is-current::after{transform:scaleX(1);}
.site-header.is-solid .global-nav a{color:var(--navy-2);}
.global-nav a.is-current{color:var(--sea-light);}
.site-header.is-solid .global-nav a.is-current{color:var(--sea);}

.nav-cta{
  background:var(--grad-accent);color:#04202f !important;
  padding:11px 20px !important;font-weight:800;
  box-shadow:0 8px 22px rgba(31,150,190,.35);
}
.nav-cta::after{display:none;}
.nav-cta:hover{transform:translateY(-2px);}
.nav-cta{transition:transform .3s var(--ease),box-shadow .3s ease;}

.nav-toggle{
  display:none;width:46px;height:46px;border-radius:12px;
  background:rgba(255,255,255,.14);backdrop-filter:blur(6px);
  position:relative;
}
.nav-toggle span{
  position:absolute;left:13px;width:20px;height:2px;background:#fff;border-radius:2px;
  transition:transform .4s var(--ease),opacity .3s ease,background .3s ease;
}
.nav-toggle span:nth-child(1){top:16px;}
.nav-toggle span:nth-child(2){top:22px;}
.nav-toggle span:nth-child(3){top:28px;}
.site-header.is-solid .nav-toggle{background:rgba(8,25,47,.08);}
.site-header.is-solid .nav-toggle span{background:var(--navy);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ===================== ヒーロー ===================== */
.hero{
  position:relative;min-height:100svh;
  display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:clamp(24px,4vw,60px);
  padding:calc(var(--header-h) + 40px) clamp(20px,6vw,80px) 90px;
  background:var(--grad-hero);color:#fff;overflow:hidden;
}
.hero-canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.55;}
.hero-glow{
  position:absolute;width:70vw;height:70vw;max-width:900px;max-height:900px;
  right:-18%;top:-24%;border-radius:50%;
  background:radial-gradient(circle,rgba(63,182,216,.32) 0%,rgba(63,182,216,0) 66%);
  animation:floatGlow 14s ease-in-out infinite alternate;
}
@keyframes floatGlow{
  from{transform:translate3d(0,0,0) scale(1);}
  to{transform:translate3d(-4%,6%,0) scale(1.12);}
}
.hero-inner{position:relative;z-index:2;max-width:640px;}
.hero-eyebrow{
  font-family:var(--font-en);font-size:.74rem;letter-spacing:.34em;font-weight:600;
  color:var(--aqua);margin-bottom:22px;
}
.hero-title{
  font-family:var(--font-mincho);font-weight:700;
  font-size:clamp(2.3rem,5.4vw,4.3rem);line-height:1.26;letter-spacing:.02em;
  margin-bottom:26px;
}
.hero-title .line{display:block;overflow:hidden;}
.hero-title .line>span{display:block;}
.hero-title em{
  font-style:normal;
  background:linear-gradient(100deg,var(--aqua),var(--sea-light));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  padding-inline:.06em;
}
.hero-lead{
  font-size:clamp(.95rem,1.5vw,1.1rem);color:rgba(255,255,255,.86);
  line-height:2.1;margin-bottom:34px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px;}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 30px;border-radius:999px;
  font-weight:700;font-size:.94rem;letter-spacing:.06em;
  transition:transform .35s var(--ease),box-shadow .35s ease,background .35s ease,color .35s ease;
}
.btn i{font-size:.9rem;}
.btn-primary{background:var(--grad-accent);color:#04202f;box-shadow:0 14px 34px rgba(31,150,190,.4);}
.btn-primary:hover{transform:translateY(-4px);box-shadow:0 20px 44px rgba(31,150,190,.55);}
.btn-ghost{border:1.5px solid rgba(255,255,255,.42);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.12);transform:translateY(-4px);}

.hero-badges{display:flex;flex-wrap:wrap;gap:10px;}
.hero-badges li{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;letter-spacing:.04em;
  padding:8px 15px;border-radius:999px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(6px);color:rgba(255,255,255,.9);
}
.hero-badges i{color:var(--aqua);font-size:.78rem;}

.hero-visual{position:relative;z-index:2;}
.hero-photo{
  margin:0;border-radius:26px;overflow:hidden;
  box-shadow:var(--shadow-lg);
  transform:perspective(1200px) rotateY(-7deg) rotateX(3deg);
  animation:heroFloat 7s ease-in-out infinite alternate;
  border:1px solid rgba(255,255,255,.18);
}
.hero-photo img{width:100%;height:clamp(280px,42vh,430px);object-fit:cover;}
@keyframes heroFloat{
  from{transform:perspective(1200px) rotateY(-7deg) rotateX(3deg) translateY(0);}
  to{transform:perspective(1200px) rotateY(-3deg) rotateX(1deg) translateY(-18px);}
}

.scroll-cue{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
  z-index:3;font-family:var(--font-en);font-size:.62rem;letter-spacing:.32em;
  color:rgba(255,255,255,.66);display:flex;flex-direction:column;align-items:center;gap:10px;
}
.scroll-cue-line{position:relative;width:1px;height:56px;background:rgba(255,255,255,.28);overflow:hidden;}
.scroll-cue-line::after{
  content:"";position:absolute;top:-56px;left:0;width:1px;height:56px;background:var(--aqua);
  animation:cueRun 2.2s ease-in-out infinite;
}
@keyframes cueRun{0%{top:-56px;}70%,100%{top:56px;}}

/* ===================== ティッカー ===================== */
.ticker{
  display:flex;align-items:stretch;background:var(--navy-2);color:#fff;overflow:hidden;
}
.ticker-label{
  flex-shrink:0;display:flex;align-items:center;gap:9px;
  padding:13px 22px;background:var(--grad-accent);color:#04202f;
  font-family:var(--font-en);font-weight:800;font-size:.74rem;letter-spacing:.18em;
}
.ticker-track{display:flex;align-items:center;white-space:nowrap;animation:tickerMove 42s linear infinite;}
.ticker:hover .ticker-track{animation-play-state:paused;}
.ticker-set{display:flex;align-items:center;}
.ticker-set span{
  padding:0 34px;font-size:.85rem;color:rgba(255,255,255,.85);position:relative;
}
.ticker-set span::after{
  content:"◆";position:absolute;right:-6px;color:var(--aqua);font-size:.5rem;top:50%;transform:translateY(-50%);
}
@keyframes tickerMove{from{transform:translateX(0);}to{transform:translateX(-50%);}}

/* ===================== セクション共通 ===================== */
.section{position:relative;padding:clamp(76px,10vw,132px) 0;}
.section-head{max-width:760px;margin:0 auto clamp(42px,5vw,68px);text-align:center;}
.section-head-left{margin-inline:0;text-align:left;}
.section-en{
  font-family:var(--font-en);font-size:.74rem;font-weight:600;letter-spacing:.32em;
  color:var(--sea);margin-bottom:14px;
}
.section-title{
  font-family:var(--font-mincho);font-weight:700;
  font-size:clamp(1.7rem,3.6vw,2.7rem);line-height:1.45;letter-spacing:.03em;
  margin-bottom:18px;
}
.section-desc{color:var(--ink-soft);font-size:.95rem;line-height:2;}
.section-head-invert .section-en{color:var(--aqua);}
.section-head-invert .section-title{color:#fff;}
.section-head-invert .section-desc{color:rgba(255,255,255,.78);}

.lead-text{font-size:clamp(1rem,1.6vw,1.16rem);line-height:2.1;margin-bottom:20px;}
.lead-text strong{color:var(--sea);font-weight:700;}
.body-text{color:var(--ink-soft);line-height:2.1;font-size:.95rem;}

.text-link{
  display:inline-flex;align-items:center;gap:10px;margin-top:26px;
  font-weight:700;color:var(--sea);font-size:.92rem;
  border-bottom:1.5px solid rgba(27,127,176,.32);padding-bottom:4px;
  transition:gap .3s var(--ease),color .3s ease;
}
.text-link:hover{gap:16px;color:var(--emerald);}

/* ===================== NEWS ===================== */
.section-news{background:linear-gradient(180deg,var(--paper) 0%,#f0f4f7 100%);}
.news-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:22px;
}
.news-card{
  background:#fff;border-radius:20px;padding:30px 28px;
  box-shadow:var(--shadow-sm);border:1px solid var(--line);
  position:relative;overflow:hidden;
  transition:transform .45s var(--ease),box-shadow .45s ease;
}
.news-card::before{
  content:"";position:absolute;left:0;top:0;width:100%;height:3px;
  background:var(--grad-accent);transform:scaleX(0);transform-origin:left;
  transition:transform .5s var(--ease);
}
.news-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-md);}
.news-card:hover::before{transform:scaleX(1);}
.news-card-lead{grid-column:span 2;background:linear-gradient(150deg,#fff 0%,#eef7fa 100%);}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.news-meta time{font-family:var(--font-en);font-size:.8rem;letter-spacing:.1em;color:var(--ink-soft);}
.tag{
  font-size:.68rem;letter-spacing:.1em;padding:4px 11px;border-radius:999px;
  background:rgba(27,127,176,.1);color:var(--sea);font-weight:700;
}
.tag-accent{background:var(--grad-accent);color:#04202f;}
.news-card h3{font-size:1.14rem;line-height:1.6;margin-bottom:12px;font-weight:700;}
.news-card p{font-size:.9rem;color:var(--ink-soft);line-height:1.95;}
.news-note{margin-top:12px;color:var(--sea) !important;font-weight:600;font-size:.85rem !important;}
.news-note i{margin-right:7px;}
.news-theme{margin-top:18px;display:grid;gap:10px;}
.news-theme li{
  display:flex;gap:12px;align-items:flex-start;font-size:.88rem;line-height:1.8;
  padding:12px 15px;border-radius:12px;background:rgba(255,255,255,.75);
  border-left:3px solid var(--aqua);
}
.news-theme span{
  flex-shrink:0;font-family:var(--font-en);font-size:.64rem;font-weight:800;letter-spacing:.14em;
  color:var(--sea);padding-top:3px;
}

/* ===================== ABOUT ===================== */
.section-about{background:var(--paper);}
.about-layout{
  display:grid;grid-template-columns:.92fr 1.08fr;gap:clamp(30px,5vw,72px);align-items:center;
  margin-bottom:clamp(56px,7vw,92px);
}
.about-visual{position:relative;padding:20px 0 40px 20px;}
.frame{margin:0;border-radius:22px;overflow:hidden;box-shadow:var(--shadow-md);}
.frame-tilt{transform:rotate(-3deg);}
.frame-tilt img{width:100%;height:clamp(320px,44vh,440px);object-fit:cover;}
.frame-small{
  position:absolute;right:-6px;bottom:0;width:47%;
  transform:rotate(4deg);border:5px solid #fff;
}
.frame-small img{width:100%;height:170px;object-fit:cover;}
.deco-infinity{
  position:absolute;left:-30px;top:-28px;font-size:8rem;line-height:1;
  color:rgba(27,127,176,.1);font-weight:800;z-index:-1;
}
.about-points{display:grid;gap:12px;margin-top:26px;}
.about-points li{
  display:flex;align-items:center;gap:14px;
  padding:14px 18px;border-radius:14px;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
  font-size:.92rem;
  transition:transform .35s var(--ease);
}
.about-points li:hover{transform:translateX(6px);}
.about-points i{
  width:38px;height:38px;flex-shrink:0;border-radius:11px;
  display:grid;place-items:center;font-size:.95rem;
  background:var(--grad-accent);color:#04202f;
}
.about-points b{color:var(--sea);}

.stats{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:0;
  background:#fff;border-radius:22px;overflow:hidden;
  box-shadow:var(--shadow-md);border:1px solid var(--line);
}
.stats li{
  padding:34px 26px;text-align:center;position:relative;
  border-right:1px solid var(--line);
}
.stats li:last-child{border-right:0;}
.stat-num{
  font-family:var(--font-en);font-weight:800;font-size:clamp(2.4rem,4.6vw,3.4rem);
  line-height:1;background:var(--grad-accent);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-static{font-size:clamp(2rem,3.8vw,2.8rem);}
.stat-unit{
  display:inline-block;margin-left:6px;font-size:.9rem;font-weight:700;color:var(--sea);
}
.stats p{margin-top:12px;font-size:.8rem;color:var(--ink-soft);line-height:1.85;}

/* ===================== THEME ===================== */
.section-theme{background:var(--navy);color:#fff;overflow:hidden;}
.theme-bg{
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 12% 22%,rgba(63,182,216,.24) 0%,transparent 48%),
    radial-gradient(circle at 88% 78%,rgba(18,179,154,.22) 0%,transparent 52%);
  animation:themePulse 12s ease-in-out infinite alternate;
}
@keyframes themePulse{from{opacity:.65;}to{opacity:1;}}
.section-theme .container{position:relative;z-index:2;}
.theme-quote{
  margin:0 auto clamp(40px,5vw,64px);text-align:center;max-width:900px;
  padding:clamp(34px,4vw,52px) clamp(24px,4vw,52px);
  border-radius:24px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(10px);
  position:relative;
}
.theme-quote::before,.theme-quote::after{
  content:"”";position:absolute;font-family:var(--font-mincho);font-size:6rem;
  color:rgba(95,216,209,.3);line-height:1;
}
.theme-quote::before{content:"“";top:6px;left:20px;}
.theme-quote::after{bottom:-24px;right:22px;}
.theme-jp{
  font-family:var(--font-mincho);font-weight:700;
  font-size:clamp(1.25rem,3vw,2.1rem);line-height:1.7;letter-spacing:.05em;
}
.theme-en{
  margin-top:18px;font-family:var(--font-en);font-size:.88rem;letter-spacing:.05em;
  color:rgba(255,255,255,.62);line-height:1.9;
}
.theme-cards{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.theme-card{
  padding:34px 30px;border-radius:20px;
  background:linear-gradient(150deg,rgba(63,182,216,.2) 0%,rgba(255,255,255,.05) 100%);
  border:1px solid rgba(255,255,255,.16);
  transition:transform .45s var(--ease),border-color .4s ease;
}
.theme-card:hover{transform:translateY(-8px);border-color:rgba(95,216,209,.55);}
.theme-card-sub{background:linear-gradient(150deg,rgba(18,179,154,.2) 0%,rgba(255,255,255,.05) 100%);}
.theme-card-label{
  font-family:var(--font-en);font-size:.68rem;font-weight:700;letter-spacing:.24em;
  color:var(--aqua);margin-bottom:16px;
}
.theme-card h3{
  font-family:var(--font-mincho);font-size:clamp(1.05rem,1.9vw,1.42rem);
  line-height:1.75;font-weight:600;
}

/* ===================== ACTIVITY ===================== */
.section-activity{background:linear-gradient(180deg,#f0f4f7 0%,var(--sand) 100%);}
.activity-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;}
.activity-card{
  position:relative;background:#fff;border-radius:22px;padding:40px 30px 32px;
  box-shadow:var(--shadow-sm);border:1px solid var(--line);overflow:hidden;
  transition:transform .5s var(--ease),box-shadow .5s ease;
}
.activity-card::after{
  content:"";position:absolute;inset:auto -40% -60% auto;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(63,182,216,.16) 0%,transparent 70%);
  transition:transform .6s var(--ease);
}
.activity-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-md);}
.activity-card:hover::after{transform:scale(1.4);}
.activity-step{
  position:absolute;top:18px;right:24px;
  font-family:var(--font-en);font-size:2.6rem;font-weight:800;
  color:rgba(8,25,47,.07);line-height:1;
}
.activity-icon{
  width:60px;height:60px;border-radius:18px;display:grid;place-items:center;
  background:var(--grad-accent);color:#04202f;font-size:1.4rem;margin-bottom:22px;
  box-shadow:0 12px 26px rgba(31,150,190,.28);
}
.activity-card h3{font-size:1.22rem;margin-bottom:12px;font-weight:700;}
.activity-card p{font-size:.9rem;color:var(--ink-soft);line-height:2;}
.chip-list{display:flex;flex-wrap:wrap;gap:7px;margin-top:20px;}
.chip-list li{
  font-size:.72rem;padding:5px 12px;border-radius:999px;
  background:rgba(27,127,176,.08);color:var(--sea);font-weight:600;
}

/* ===================== HISTORY ===================== */
.section-history{background:var(--sand);}
.timeline{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:34px 56px;padding-top:10px;}
.timeline-axis{
  position:absolute;left:50%;top:0;bottom:0;width:2px;
  transform:translateX(-50%);background:rgba(8,25,47,.1);
}
.timeline-axis i{
  display:block;width:100%;height:0;background:var(--grad-accent);
  box-shadow:0 0 12px rgba(63,182,216,.7);transition:height .2s linear;
}
.tl-item{position:relative;}
/* 中央軸上のドット（PC） */
.tl-item::after{
  content:"";position:absolute;top:10px;
  width:12px;height:12px;border-radius:50%;
  background:var(--sand);border:2.5px solid var(--sea);
  box-shadow:0 0 0 4px rgba(27,127,176,.14);
  z-index:2;
}
.tl-left::after{right:-34px;}
.tl-right::after{left:-34px;}
.tl-item-wide::after{display:none;}
.tl-date{
  font-family:var(--font-en);font-size:1.02rem;font-weight:700;letter-spacing:.08em;
  color:var(--sea);margin-bottom:12px;display:flex;align-items:center;gap:2px;
}
.tl-date span{font-size:.82rem;opacity:.75;}
.tl-card{
  background:#fff;border-radius:20px;overflow:hidden;
  box-shadow:var(--shadow-sm);border:1px solid var(--line);
  transition:transform .5s var(--ease),box-shadow .5s ease;
}
.tl-card:hover{transform:translateY(-8px) scale(1.012);box-shadow:var(--shadow-md);}
.tl-card figure{margin:0;overflow:hidden;background:#e9eef2;}
.tl-card figure img{
  width:100%;height:230px;object-fit:cover;
  transition:transform .8s var(--ease);
}
.tl-card:hover figure img{transform:scale(1.07);}
.tl-figure-duo{display:grid;grid-template-columns:1fr 1fr;gap:2px;}
.tl-figure-duo img{height:230px;}
.tl-body{padding:22px 24px 26px;}
.tl-term{
  display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.1em;
  padding:4px 11px;border-radius:999px;background:rgba(18,179,154,.12);color:var(--emerald);
  margin-bottom:10px;
}
.tl-body h3{font-size:1.14rem;font-weight:700;margin-bottom:6px;}
.tl-body p{font-family:var(--font-en);font-size:.8rem;color:var(--ink-soft);letter-spacing:.06em;}
.tl-item-wide{grid-column:span 2;}
.tl-item-wide .tl-card{display:grid;grid-template-columns:1.15fr .85fr;align-items:center;}
.tl-item-wide .tl-card figure img{height:280px;}
.tl-item-wide .tl-body{padding:30px 34px;}

/* ===================== TRAVEL ===================== */
.section-travel{background:linear-gradient(180deg,var(--sand) 0%,#eef3f6 100%);}
.travel-hint{
  display:inline-flex;align-items:center;gap:7px;margin-left:8px;
  font-size:.78rem;color:var(--sea);font-weight:600;
}
.travel-filter{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:38px;}
.filter-btn{
  padding:10px 22px;border-radius:999px;font-size:.83rem;font-weight:700;
  background:#fff;color:var(--ink-soft);border:1px solid var(--line);
  transition:all .35s var(--ease);
}
.filter-btn:hover{color:var(--sea);border-color:rgba(27,127,176,.4);transform:translateY(-2px);}
.filter-btn.is-active{background:var(--grad-accent);color:#04202f;border-color:transparent;box-shadow:0 10px 24px rgba(31,150,190,.3);}

.travel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(268px,1fr));gap:22px;}
.story-card{
  position:relative;background:#fff;border-radius:20px;overflow:hidden;text-align:left;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;width:100%;
  transition:transform .5s var(--ease),box-shadow .5s ease,opacity .4s ease;
}
.story-card:hover{transform:translateY(-9px);box-shadow:var(--shadow-md);}
.story-card.is-hidden{display:none;}
.story-thumb{margin:0;overflow:hidden;position:relative;background:#dfe6ea;}
.story-thumb img{width:100%;height:186px;object-fit:cover;transition:transform .8s var(--ease);}
.story-card:hover .story-thumb img{transform:scale(1.08);}
.story-no{
  position:absolute;left:14px;top:14px;z-index:2;
  font-family:var(--font-en);font-size:.7rem;font-weight:800;letter-spacing:.12em;
  padding:5px 12px;border-radius:999px;background:rgba(8,25,47,.72);color:var(--aqua);
  backdrop-filter:blur(4px);
}
.story-noimg{
  height:186px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--navy-2),var(--sea));color:rgba(255,255,255,.85);
}
.story-noimg i{font-size:2rem;}
.story-body{padding:22px 22px 24px;flex:1;display:flex;flex-direction:column;}
.story-body h3{font-size:1.08rem;font-weight:700;margin-bottom:10px;line-height:1.6;}
.story-excerpt{font-size:.85rem;color:var(--ink-soft);line-height:1.95;flex:1;}
.story-more{
  margin-top:16px;display:inline-flex;align-items:center;gap:8px;
  font-size:.8rem;font-weight:700;color:var(--sea);
}
.story-card:hover .story-more{gap:14px;}
.story-more{transition:gap .3s var(--ease);}
.story-cat{
  display:inline-block;font-size:.66rem;font-weight:700;letter-spacing:.08em;
  padding:4px 10px;border-radius:6px;background:rgba(27,127,176,.09);color:var(--sea);
  margin-bottom:12px;
}

/* ===================== GALLERY ===================== */
.section-gallery{background:#eef3f6;padding-bottom:clamp(60px,8vw,100px);}
.gallery-strip{
  display:flex;gap:14px;overflow-x:auto;padding:6px clamp(20px,5vw,60px) 24px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.gallery-strip::-webkit-scrollbar{height:7px;}
.gallery-strip::-webkit-scrollbar-thumb{background:rgba(27,127,176,.4);border-radius:99px;}
.gallery-strip::-webkit-scrollbar-track{background:rgba(8,25,47,.07);border-radius:99px;}
.gallery-item{
  flex:0 0 auto;width:clamp(200px,25vw,280px);border-radius:16px;overflow:hidden;
  scroll-snap-align:start;box-shadow:var(--shadow-sm);position:relative;
  transition:transform .45s var(--ease),box-shadow .45s ease;
}
.gallery-item::after{
  content:"\f00e";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;inset:0;display:grid;place-items:center;
  background:rgba(8,25,47,.42);color:#fff;font-size:1.3rem;
  opacity:0;transition:opacity .4s ease;
}
.gallery-item:hover{transform:translateY(-8px) scale(1.02);box-shadow:var(--shadow-md);}
.gallery-item:hover::after{opacity:1;}
.gallery-item img{width:100%;height:200px;object-fit:cover;}

/* ===================== JOIN ===================== */
.section-join{
  background:linear-gradient(160deg,var(--navy) 0%,var(--navy-3) 60%,#14577a 100%);
  color:#fff;overflow:hidden;
}
.section-join::before{
  content:"∞";position:absolute;right:-4%;bottom:-14%;
  font-size:26rem;line-height:1;color:rgba(255,255,255,.03);font-weight:800;
}
.join-layout{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,64px);align-items:start;
}
.join-info .body-text{color:rgba(255,255,255,.8);}
.join-note{
  margin-top:28px;padding:26px 28px;border-radius:18px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);
  backdrop-filter:blur(8px);
}
.join-note h3{font-size:1rem;margin-bottom:14px;display:flex;align-items:center;gap:10px;}
.join-note h3 i{color:var(--aqua);}
.join-note ul{display:grid;gap:10px;}
.join-note li{
  position:relative;padding-left:20px;font-size:.87rem;
  color:rgba(255,255,255,.82);line-height:1.9;
}
.join-note li::before{
  content:"";position:absolute;left:0;top:.75em;width:7px;height:7px;border-radius:50%;
  background:var(--aqua);
}
.join-photo{
  margin:26px 0 0;border-radius:18px;overflow:hidden;box-shadow:var(--shadow-lg);
  border:1px solid rgba(255,255,255,.15);
}
.join-photo img{width:100%;height:240px;object-fit:cover;}

.join-form-wrap{
  background:#fff;border-radius:24px;padding:clamp(26px,3.4vw,40px);
  box-shadow:var(--shadow-lg);color:var(--ink);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:18px;display:flex;flex-direction:column;}
.field label{
  font-size:.82rem;font-weight:700;margin-bottom:8px;color:var(--navy-2);
}
.field label small{font-weight:400;color:var(--ink-soft);font-size:.72rem;margin-left:4px;}
.field label span{color:#e0574f;margin-left:3px;}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:.92rem;color:var(--ink);
  padding:13px 15px;border-radius:12px;
  border:1.5px solid var(--line);background:#f8fafb;
  transition:border-color .3s ease,box-shadow .3s ease,background .3s ease;
  width:100%;
}
.field textarea{resize:vertical;min-height:120px;line-height:1.8;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--sea-light);background:#fff;
  box-shadow:0 0 0 4px rgba(63,182,216,.15);
}
.field input.is-error,.field textarea.is-error{border-color:#e0574f;background:#fff6f5;}
.btn-submit{
  width:100%;justify-content:center;background:var(--grad-accent);color:#04202f;
  box-shadow:0 14px 32px rgba(31,150,190,.32);margin-top:4px;
}
.btn-submit:hover{transform:translateY(-3px);box-shadow:0 20px 40px rgba(31,150,190,.45);}
.btn-submit:disabled{opacity:.6;cursor:not-allowed;transform:none;}
.form-status{
  margin-top:14px;font-size:.86rem;font-weight:600;line-height:1.8;min-height:1.2em;
}
.form-status.is-ok{color:var(--emerald);}
.form-status.is-ng{color:#d84c43;}
.form-privacy{margin-top:12px;font-size:.72rem;color:var(--ink-soft);}
.form-privacy i{margin-right:6px;color:var(--sea);}

/* ===================== フッター ===================== */
.site-footer{position:relative;background:var(--navy);color:#fff;padding:clamp(50px,7vw,76px) 0 30px;}
.footer-inner{text-align:center;}
.footer-brand{display:inline-flex;align-items:center;gap:14px;margin-bottom:26px;text-align:left;}
.footer-brand img{width:54px;height:54px;border-radius:50%;object-fit:cover;}
.footer-name{font-size:1.1rem;font-weight:700;letter-spacing:.04em;}
.footer-name i{font-style:normal;color:var(--aqua);}
.footer-kana{font-size:.66rem;letter-spacing:.14em;color:rgba(255,255,255,.55);}
.footer-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 24px;margin-bottom:30px;}
.footer-nav a{
  font-family:var(--font-en);font-size:.76rem;letter-spacing:.14em;font-weight:600;
  color:rgba(255,255,255,.72);transition:color .3s ease;
}
.footer-nav a:hover{color:var(--aqua);}
.footer-message{
  font-family:var(--font-mincho);font-size:clamp(1.05rem,2.2vw,1.5rem);
  letter-spacing:.08em;margin-bottom:26px;color:rgba(255,255,255,.92);
}
.footer-copy{
  font-size:.7rem;color:rgba(255,255,255,.45);line-height:1.9;
  padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
}
.footer-wave{
  position:absolute;left:0;top:0;width:100%;height:4px;background:var(--grad-accent);
}

/* ===================== to top ===================== */
.to-top{
  position:fixed;right:22px;bottom:22px;z-index:900;
  width:50px;height:50px;border-radius:50%;
  background:var(--grad-accent);color:#04202f;
  display:grid;place-items:center;font-size:.95rem;
  box-shadow:0 12px 28px rgba(31,150,190,.4);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:all .4s var(--ease);
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{transform:translateY(-4px) scale(1.06);}

/* ===================== モーダル ===================== */
.modal{position:fixed;inset:0;z-index:2000;display:grid;place-items:center;padding:22px;}
.modal[hidden]{display:none;}
.modal-backdrop{position:absolute;inset:0;background:rgba(4,14,26,.72);backdrop-filter:blur(6px);animation:fadeIn .35s ease;}
.modal-panel{
  position:relative;z-index:2;width:min(660px,100%);max-height:88vh;overflow-y:auto;
  background:#fff;border-radius:22px;box-shadow:var(--shadow-lg);
  animation:modalIn .45s var(--ease);
}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}
@keyframes modalIn{from{opacity:0;transform:translateY(28px) scale(.97);}to{opacity:1;transform:none;}}
.modal-close{
  position:absolute;right:14px;top:14px;z-index:3;
  width:42px;height:42px;border-radius:50%;background:rgba(8,25,47,.62);color:#fff;
  display:grid;place-items:center;transition:background .3s ease,transform .3s ease;
}
.modal-close:hover{background:var(--navy);transform:rotate(90deg);}
.modal-figure{margin:0;background:#e9eef2;}
.modal-figure img{width:100%;height:290px;object-fit:cover;}
.modal-figure.is-empty{display:none;}
.modal-body{padding:30px clamp(22px,4vw,38px) 36px;}
.modal-no{
  font-family:var(--font-en);font-size:.72rem;font-weight:800;letter-spacing:.2em;
  color:var(--sea);margin-bottom:10px;
}
.modal-body h3{
  font-family:var(--font-mincho);font-size:clamp(1.3rem,2.6vw,1.8rem);
  font-weight:700;margin-bottom:16px;line-height:1.55;
}
.modal-body p{font-size:.95rem;line-height:2.15;color:var(--ink-soft);}

/* ===================== ライトボックス ===================== */
.lightbox{
  position:fixed;inset:0;z-index:2100;background:rgba(4,12,22,.93);
  display:grid;place-items:center;padding:60px 20px;animation:fadeIn .3s ease;
}
.lightbox[hidden]{display:none;}
.lightbox img{max-width:min(1000px,92vw);max-height:76vh;border-radius:12px;box-shadow:var(--shadow-lg);}
.lightbox-caption{
  position:absolute;bottom:28px;left:0;right:0;text-align:center;
  color:rgba(255,255,255,.85);font-size:.86rem;letter-spacing:.04em;
}
.lightbox-close{
  position:absolute;right:22px;top:22px;width:46px;height:46px;border-radius:50%;
  background:rgba(255,255,255,.14);color:#fff;display:grid;place-items:center;font-size:1.1rem;
  transition:background .3s ease,transform .3s ease;
}
.lightbox-close:hover{background:rgba(255,255,255,.28);transform:rotate(90deg);}
.lightbox-nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:52px;height:52px;border-radius:50%;
  background:rgba(255,255,255,.12);color:#fff;display:grid;place-items:center;font-size:1.05rem;
  transition:background .3s ease;
}
.lightbox-nav:hover{background:rgba(255,255,255,.26);}
.lightbox-prev{left:18px;}
.lightbox-next{right:18px;}

/* ===================== スクロールアニメーション ===================== */
[data-anim]{opacity:0;transition:opacity .9s var(--ease),transform 1s var(--ease);will-change:transform,opacity;}
[data-anim="up"]{transform:translateY(42px);}
[data-anim="left"]{transform:translateX(-44px);}
[data-anim="right"]{transform:translateX(44px);}
[data-anim="zoom"]{transform:scale(.94);}
[data-anim="fade"]{transform:none;}
[data-anim].is-in{opacity:1;transform:none;}

[data-anim="mask"]>span{
  display:block;transform:translateY(105%);
  transition:transform 1.1s var(--ease);
}
[data-anim="mask"]{opacity:1;}
[data-anim="mask"].is-in>span{transform:translateY(0);}

.news-grid [data-anim].is-in:nth-child(2){transition-delay:.1s;}
.news-grid [data-anim].is-in:nth-child(3){transition-delay:.2s;}
.news-grid [data-anim].is-in:nth-child(4){transition-delay:.3s;}
.activity-grid [data-anim].is-in:nth-child(2){transition-delay:.14s;}
.activity-grid [data-anim].is-in:nth-child(3){transition-delay:.28s;}
.theme-cards [data-anim].is-in:nth-child(2){transition-delay:.16s;}
.hero-title .line:nth-child(2)>span{transition-delay:.18s;}
.hero-lead{transition-delay:.34s;}
.hero-actions{transition-delay:.46s;}
.hero-badges{transition-delay:.58s;}
.hero-visual{transition-delay:.3s;}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
  [data-anim]{opacity:1;transform:none;}
  [data-anim="mask"]>span{transform:none;}
}