/*
Theme Name: みずのきらめき Official
Theme URI: https://mizunokirameki.jp/
Author: KUREBA
Description: 特定非営利活動法人みずのきらめき公式サイト専用テーマ。活動・支援企業・連携団体・運営メンバーを管理画面から更新できます。
Version: 1.1.0
Text Domain: mizunokirameki
*/

:root{
  --mizu-navy:#0b3155;
  --mizu-blue:#1677b8;
  --mizu-sky:#eaf6fb;
  --mizu-pale:#f5fafc;
  --mizu-green:#4d8f78;
  --mizu-text:#17324a;
  --mizu-muted:#64788a;
  --mizu-line:#dbe8ef;
  --mizu-white:#fff;
  --mizu-shadow:0 18px 50px rgba(11,49,85,.10);
  --mizu-radius:24px;
  --mizu-container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--mizu-text);background:#fff;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic",Meiryo,sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button,input,textarea,select{font:inherit}
.mizu-container{width:min(calc(100% - 48px),var(--mizu-container));margin-inline:auto}
.mizu-section{padding:104px 0}
.mizu-section--soft{background:var(--mizu-pale)}
.mizu-eyebrow{display:block;color:var(--mizu-blue);font-size:.78rem;font-weight:800;letter-spacing:.2em;text-transform:uppercase;margin-bottom:10px}
.mizu-title{font-size:clamp(2rem,4vw,3.3rem);line-height:1.25;letter-spacing:.02em;margin:0 0 24px;color:var(--mizu-navy)}
.mizu-lead{font-size:clamp(1rem,1.5vw,1.15rem);color:var(--mizu-muted);max-width:760px;margin:0}
.mizu-btn{display:inline-flex;align-items:center;justify-content:center;gap:.6em;min-height:52px;padding:0 25px;border-radius:999px;background:var(--mizu-navy);color:#fff;font-weight:700;border:1px solid var(--mizu-navy);transition:.2s ease}
.mizu-btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(11,49,85,.18)}
.mizu-btn--light{background:#fff;color:var(--mizu-navy);border-color:#fff}
.mizu-btn--outline{background:rgba(255,255,255,.78);color:var(--mizu-navy);border-color:rgba(11,49,85,.22);backdrop-filter:blur(8px)}
.mizu-btn--blue{background:var(--mizu-blue);border-color:var(--mizu-blue)}

/* Header */
.site-header{position:absolute;top:0;left:0;right:0;z-index:100;padding:18px 0;transition:.25s ease}
.site-header.is-scrolled{position:fixed;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);box-shadow:0 8px 30px rgba(11,49,85,.08);padding:10px 0}
.site-header__inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.site-logo{display:flex;align-items:center;position:relative;z-index:120}
.site-logo img{width:118px;height:auto;border-radius:12px}
.site-nav{display:flex;align-items:center;gap:26px;font-size:.92rem;font-weight:700;color:var(--mizu-navy)}
.site-nav a{position:relative;white-space:nowrap}
.site-nav a:not(.mizu-btn)::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--mizu-blue);transition:.2s}
.site-nav a:hover::after{width:100%}
.site-nav .mizu-btn{color:#fff;padding:0 20px;min-height:46px}
.menu-toggle{display:none;width:48px;height:48px;border:0;border-radius:50%;background:rgba(255,255,255,.9);box-shadow:0 6px 20px rgba(11,49,85,.12);position:relative;z-index:130;cursor:pointer}
.menu-toggle span,.menu-toggle::before,.menu-toggle::after{content:"";position:absolute;left:13px;width:22px;height:2px;background:var(--mizu-navy);transition:.25s}
.menu-toggle::before{top:16px}.menu-toggle span{top:23px}.menu-toggle::after{top:30px}
.menu-toggle[aria-expanded="true"]::before{transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span{opacity:0}
.menu-toggle[aria-expanded="true"]::after{transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none}

/* Hero */
.mizu-hero{position:relative;min-height:760px;height:92vh;max-height:920px;display:flex;align-items:center;overflow:hidden;background:#dceef6}
.mizu-hero__media{position:absolute;inset:0}
.mizu-hero__media img{width:100%;height:100%;object-fit:cover;object-position:center 52%}
.mizu-hero__media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(239,248,252,.90) 0%,rgba(239,248,252,.68) 30%,rgba(239,248,252,.16) 54%,rgba(239,248,252,0) 70%)}
.mizu-hero__content{position:relative;z-index:2;padding-top:92px;width:min(760px,58%)}
.mizu-hero__tag{font-weight:800;letter-spacing:.16em;color:var(--mizu-blue);font-size:.78rem;margin-bottom:18px}
.mizu-hero h1{font-size:clamp(2.75rem,3.35vw,3.65rem);line-height:1.28;letter-spacing:.015em;color:var(--mizu-navy);margin:0 0 24px;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-weight:700;max-width:760px}
.mizu-hero p{font-size:1.06rem;max-width:560px;margin:0 0 30px;color:#36546c}
.mizu-hero__actions{display:flex;gap:12px;flex-wrap:wrap}
.mizu-scroll{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);z-index:2;color:var(--mizu-navy);font-size:.68rem;letter-spacing:.18em;font-weight:800;writing-mode:vertical-rl}
.mizu-scroll::after{content:"";display:block;width:1px;height:44px;background:var(--mizu-navy);margin:10px auto 0;opacity:.4}

/* About */
.about-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px;align-items:start}
.about-kicker{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(2.1rem,4vw,3.7rem);line-height:1.45;color:var(--mizu-navy);margin:0;position:sticky;top:130px}
.about-copy{font-size:1.05rem;color:#405d73}
.about-copy p{margin:0 0 1.5em}
.about-history{margin-top:36px;padding:28px 30px;border-left:3px solid var(--mizu-blue);background:linear-gradient(135deg,#f3fbfe,#fff);border-radius:0 20px 20px 0}
.about-history strong{display:block;color:var(--mizu-navy);font-size:1.15rem;margin-bottom:8px}

/* Activities */
.section-head{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:44px}
.activity-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.activity-card{background:#fff;border-radius:var(--mizu-radius);overflow:hidden;border:1px solid var(--mizu-line);box-shadow:0 12px 35px rgba(11,49,85,.06);transition:.25s}
.activity-card:hover{transform:translateY(-5px);box-shadow:var(--mizu-shadow)}
.activity-card__image{aspect-ratio:16/10;background:linear-gradient(145deg,#dff3fa,#eef8f4);position:relative;overflow:hidden}
.activity-card__image img{width:100%;height:100%;object-fit:cover;transition:.4s}
.activity-card:hover .activity-card__image img{transform:scale(1.03)}
.activity-placeholder{height:100%;display:grid;place-items:center;color:var(--mizu-blue);font-weight:800;letter-spacing:.12em}
.activity-placeholder::before{content:"◌";font-size:4rem;position:absolute;opacity:.18}
.activity-card__body{padding:26px}
.activity-card__no{font-size:.72rem;color:var(--mizu-blue);font-weight:800;letter-spacing:.15em}
.activity-card h3{font-size:1.22rem;color:var(--mizu-navy);margin:6px 0 10px}
.activity-card p{font-size:.94rem;color:var(--mizu-muted);margin:0}

/* News */
.news-wrap{border-top:1px solid var(--mizu-line)}
.news-row{display:grid;grid-template-columns:130px 1fr auto;gap:22px;align-items:center;padding:22px 0;border-bottom:1px solid var(--mizu-line)}
.news-date{color:var(--mizu-muted);font-size:.86rem}
.news-title{font-weight:700;color:var(--mizu-navy)}
.news-arrow{color:var(--mizu-blue);font-size:1.3rem}
.news-empty{padding:32px 0;color:var(--mizu-muted);border-bottom:1px solid var(--mizu-line)}

/* FV */
.fv-section{position:relative;overflow:hidden;background:var(--mizu-navy);color:#fff}
.fv-section::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 10%,rgba(56,160,212,.34),transparent 34%),linear-gradient(135deg,rgba(255,255,255,.04),transparent 55%)}
.fv-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.fv-image{border-radius:28px;overflow:hidden;box-shadow:0 24px 70px rgba(0,0,0,.22)}
.fv-image img{width:100%;aspect-ratio:16/10;object-fit:cover}
.fv-copy .mizu-eyebrow{color:#79d1f0}.fv-copy .mizu-title{color:#fff}.fv-copy p{color:#d5e6ef;margin-bottom:30px}

/* Support */
.support-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:42px}
.support-card{padding:40px;border-radius:28px;border:1px solid var(--mizu-line);background:#fff;box-shadow:0 14px 38px rgba(11,49,85,.06)}
.support-card:nth-child(2){background:linear-gradient(145deg,#eff9fc,#f5fbf7)}
.support-icon{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;background:var(--mizu-sky);color:var(--mizu-blue);font-size:1.4rem;margin-bottom:22px}
.support-card h3{font-size:1.5rem;color:var(--mizu-navy);margin:0 0 10px}
.support-card p{color:var(--mizu-muted);margin:0 0 22px}
.sponsor-wrap{margin-top:56px;padding-top:40px;border-top:1px solid var(--mizu-line)}
.sponsor-title{text-align:center;color:var(--mizu-muted);font-size:.85rem;font-weight:800;letter-spacing:.12em;margin-bottom:28px}
.logo-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.logo-card{min-height:110px;border:1px solid var(--mizu-line);border-radius:16px;background:#fff;display:flex;align-items:center;justify-content:center;padding:18px;text-align:center;font-weight:700;color:var(--mizu-navy)}
.logo-card img{max-height:64px;max-width:100%;object-fit:contain}

/* Partners */
.partner-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.partner-card{padding:24px;border:1px solid var(--mizu-line);border-radius:18px;background:#fff;text-align:center}
.partner-type{display:inline-block;font-size:.7rem;font-weight:800;color:var(--mizu-blue);background:var(--mizu-sky);border-radius:999px;padding:4px 10px;margin-bottom:12px}
.partner-card img{height:54px;width:auto;max-width:100%;object-fit:contain;margin:0 auto 12px}
.partner-card strong{display:block;color:var(--mizu-navy)}

/* Message / profile */
.message-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:70px;align-items:center}
.message-photo{border-radius:30px;overflow:hidden;background:linear-gradient(145deg,#dceef6,#f3f8f4);min-height:460px}
.message-photo img{width:100%;height:100%;min-height:460px;object-fit:cover;object-position:center top}
.message-placeholder{min-height:460px;display:grid;place-items:center;text-align:center;color:var(--mizu-blue);font-weight:700;padding:40px}
.message-copy blockquote{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(1.55rem,3vw,2.4rem);line-height:1.6;color:var(--mizu-navy);margin:0 0 26px}
.message-copy p{color:var(--mizu-muted)}
.message-name{margin-top:28px;color:var(--mizu-navy);font-weight:700}.message-name small{display:block;color:var(--mizu-muted);font-weight:500}
.profile-box{margin-top:70px;padding:40px;border-radius:28px;background:var(--mizu-pale);display:grid;grid-template-columns:1fr 1fr;gap:40px}
.profile-list{margin:0}.profile-row{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:12px 0;border-bottom:1px solid var(--mizu-line)}.profile-row dt{font-size:.85rem;color:var(--mizu-muted)}.profile-row dd{margin:0;font-weight:600;color:var(--mizu-navy)}
.disclosure{display:flex;gap:12px;flex-wrap:wrap;align-content:flex-start}
.disclosure .mizu-btn{min-width:150px}

/* Final CTA */
.final-cta{padding:92px 0;background:linear-gradient(135deg,#eaf7fb,#f5fbf7);text-align:center;position:relative;overflow:hidden}
.final-cta::before,.final-cta::after{content:"";position:absolute;border-radius:50%;background:rgba(22,119,184,.07)}
.final-cta::before{width:420px;height:420px;left:-180px;top:-240px}.final-cta::after{width:320px;height:320px;right:-100px;bottom:-190px}
.final-cta .mizu-container{position:relative;z-index:1}.final-cta .mizu-title{margin-bottom:12px}.final-cta p{color:var(--mizu-muted);margin:0 0 28px}

/* Footer */
.site-footer{background:#082845;color:#c8d8e4;padding:62px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:50px}
.footer-brand img{width:128px;border-radius:12px;margin-bottom:18px}.footer-brand p{font-size:.9rem;max-width:330px}.footer-title{color:#fff;font-size:.82rem;letter-spacing:.12em;font-weight:800;margin-bottom:14px}.footer-links{display:grid;gap:8px;font-size:.9rem}.footer-links a:hover{color:#fff}.footer-bottom{margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);font-size:.78rem;display:flex;justify-content:space-between;gap:20px}

/* Inner pages */
.page-hero{padding:180px 0 70px;background:linear-gradient(135deg,#eaf6fb,#f7fbf9)}
.page-hero h1{font-size:clamp(2.2rem,5vw,3.7rem);color:var(--mizu-navy);margin:0}.page-hero p{color:var(--mizu-muted)}
.content-area{padding:70px 0 100px}.content-area .entry-content{max-width:850px;margin:auto}.entry-content h2{color:var(--mizu-navy);margin-top:2.2em}.entry-content a{color:var(--mizu-blue);text-decoration:underline}.post-list{display:grid;gap:18px}.post-card{padding:28px;border:1px solid var(--mizu-line);border-radius:20px}.post-card h2{margin:4px 0 8px;color:var(--mizu-navy);font-size:1.3rem}.post-card time{font-size:.82rem;color:var(--mizu-muted)}

@media (max-width:1024px){
  .site-nav{display:none}.menu-toggle{display:block}
  .mobile-menu{display:block;position:fixed;inset:0;background:rgba(255,255,255,.985);z-index:110;opacity:0;visibility:hidden;transform:translateY(-12px);transition:.25s;padding:112px 28px 38px;overflow:auto}
  .mobile-menu.is-open{opacity:1;visibility:visible;transform:none}
  .mobile-menu__inner{max-width:560px;margin:auto;display:grid;gap:0}
  .mobile-menu a{display:flex;align-items:center;justify-content:space-between;padding:18px 4px;border-bottom:1px solid var(--mizu-line);font-size:1.2rem;font-weight:700;color:var(--mizu-navy)}
  .mobile-menu a::after{content:"→";color:var(--mizu-blue)}
  .mobile-menu .mobile-support{margin-top:26px;border:0;border-radius:16px;background:var(--mizu-navy);color:#fff;padding:17px 20px}
  .mobile-menu .mobile-support::after{color:#fff}
  .mizu-hero{height:78vh;min-height:680px}.mizu-hero__content{width:min(680px,68%)}.mizu-hero h1{font-size:clamp(2.5rem,5.2vw,3.35rem)}.mizu-hero__media::after{background:linear-gradient(90deg,rgba(239,248,252,.92),rgba(239,248,252,.66) 45%,rgba(239,248,252,.05) 78%)}
  .about-grid{grid-template-columns:1fr;gap:36px}.about-kicker{position:static;max-width:760px}
  .activity-grid{grid-template-columns:repeat(2,1fr)}
  .fv-grid,.message-grid{grid-template-columns:1fr;gap:40px}.fv-image{order:2}.fv-copy{order:1}
  .logo-grid{grid-template-columns:repeat(3,1fr)}.partner-grid{grid-template-columns:repeat(3,1fr)}
  .profile-box{grid-template-columns:1fr}
}
@media (max-width:700px){
  .mizu-container{width:min(calc(100% - 32px),var(--mizu-container))}.mizu-section{padding:72px 0}.site-header{padding:10px 0}.site-logo img{width:86px}.menu-toggle{width:46px;height:46px}
  .mizu-hero{display:block;height:auto;min-height:0;padding-top:78px;background:#eef8fb}.mizu-hero__media{position:relative;height:auto}.mizu-hero__media img{height:auto;aspect-ratio:4/3;object-fit:cover;object-position:center 52%}.mizu-hero__media::after{background:linear-gradient(0deg,rgba(238,248,251,.75),rgba(238,248,251,0) 38%)}
  .mizu-hero__content{width:100%;padding:30px 0 48px}.mizu-hero h1{font-size:clamp(2rem,9vw,2.75rem);line-height:1.34}.mizu-hero p{font-size:.95rem}.mizu-hero__actions{display:grid;grid-template-columns:1fr 1fr}.mizu-hero__actions .mizu-btn{padding:0 14px}.mizu-scroll{display:none}
  .section-head{display:block;margin-bottom:30px}.section-head .mizu-lead{margin-top:12px}.activity-grid{grid-template-columns:1fr;gap:18px}.activity-card__image{aspect-ratio:16/9}
  .news-row{grid-template-columns:92px 1fr;gap:12px}.news-arrow{display:none}
  .fv-grid{gap:30px}.fv-image{border-radius:20px}.support-grid{grid-template-columns:1fr}.support-card{padding:30px 24px}.logo-grid{grid-template-columns:repeat(2,1fr);gap:12px}.logo-card{min-height:92px}.partner-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .message-photo,.message-photo img,.message-placeholder{min-height:340px}.profile-box{padding:26px 20px}.profile-row{grid-template-columns:1fr;gap:2px}.footer-grid{grid-template-columns:1fr;gap:34px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}
}
@media (max-width:420px){.partner-grid{grid-template-columns:1fr}.mizu-hero__actions{grid-template-columns:1fr}.mobile-menu{padding-left:20px;padding-right:20px}}


/* v1.1.0: softer typography, readable hero, horizontal brand lockup */
body{font-family:"Hiragino Maru Gothic ProN","Hiragino Sans","Yu Gothic",Meiryo,-apple-system,BlinkMacSystemFont,sans-serif}
.mizu-title,.about-kicker,.message-copy blockquote{font-family:"Hiragino Maru Gothic ProN","Hiragino Sans","Yu Gothic",Meiryo,sans-serif;font-weight:700;letter-spacing:.015em}

.site-logo{gap:11px;min-width:245px}
.site-logo__mark{width:48px!important;height:58px!important;object-fit:contain;border-radius:0!important;flex:0 0 auto}
.site-logo__type{display:flex;flex-direction:column;line-height:1.08;color:var(--mizu-navy);white-space:nowrap}
.site-logo__type small{font-size:.64rem;letter-spacing:.2em;font-weight:700;margin:0 0 4px 2px}
.site-logo__type strong{font-size:1.18rem;letter-spacing:.035em;font-weight:800}
.site-header.is-scrolled .site-logo__mark{height:48px!important;width:40px!important}

.mizu-hero__media::after{background:linear-gradient(90deg,rgba(235,247,251,.38) 0%,rgba(235,247,251,.12) 40%,rgba(235,247,251,0) 68%)}
.mizu-hero__content{width:min(650px,55%);padding:36px 38px 38px;margin-top:92px;background:rgba(255,255,255,.88);border:1px solid rgba(255,255,255,.72);border-radius:28px;box-shadow:0 20px 60px rgba(11,49,85,.13);backdrop-filter:blur(7px);-webkit-backdrop-filter:blur(7px)}
.mizu-hero__tag{margin-bottom:14px}
.mizu-hero h1{font-family:"Hiragino Maru Gothic ProN","Hiragino Sans","Yu Gothic",Meiryo,sans-serif;font-size:clamp(2.35rem,3vw,3.25rem);line-height:1.42;letter-spacing:.01em;font-weight:700;margin-bottom:18px;max-width:590px}
.mizu-hero p{color:#38556d;line-height:1.9;margin-bottom:24px}

.footer-logo{display:flex;align-items:center;gap:12px;margin-bottom:18px}.footer-logo img{width:48px;height:58px;object-fit:contain;margin:0;border-radius:0}.footer-logo span{display:flex;flex-direction:column;line-height:1.08}.footer-logo small{font-size:.62rem;letter-spacing:.18em}.footer-logo strong{color:#fff;font-size:1.12rem;letter-spacing:.03em}.footer-brand>img{display:none}

@media (max-width:1120px){.site-logo{min-width:auto}.site-logo__type strong{font-size:1.05rem}.site-nav{gap:20px}}
@media (max-width:1024px){
  .site-logo__mark{width:43px!important;height:52px!important}.site-logo__type strong{font-size:1.08rem}
  .mizu-hero__content{width:min(620px,64%);padding:32px 34px;margin-top:84px}.mizu-hero h1{font-size:clamp(2.2rem,4.3vw,3rem)}
  .mizu-hero__media::after{background:linear-gradient(90deg,rgba(235,247,251,.30),rgba(235,247,251,.08) 62%,transparent 82%)}
}
@media (max-width:700px){
  .site-logo{gap:8px}.site-logo__mark{width:36px!important;height:43px!important}.site-logo__type small{font-size:.52rem;margin-bottom:3px}.site-logo__type strong{font-size:.92rem}
  .mizu-hero__content{width:100%;padding:30px 0 48px;margin:0;background:transparent;border:0;border-radius:0;box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none}
  .mizu-hero h1{font-size:clamp(1.95rem,8.3vw,2.6rem);line-height:1.5}.mizu-hero p{line-height:1.85}
  .mizu-hero__media::after{background:linear-gradient(0deg,rgba(238,248,251,.76),rgba(238,248,251,0) 38%)}
}