/* =========================================================
   APP PAGE
   ========================================================= */

.app-page{background:#fff;color:var(--txt);}
.app-page p,
.app-page h1,
.app-page h2,
.app-page h3,
.app-page strong{overflow-wrap:anywhere;}

/* HERO */
.app-hero{
  min-height:620px;
  padding:108px 24px 84px;
  text-align:left;
  background:
    linear-gradient(90deg,rgba(16,24,30,.94) 0%,rgba(16,24,30,.88) 45%,rgba(16,24,30,.72) 100%),
    url('../images/track-practice-kids-running.webp') center/cover no-repeat,
    var(--green);
}
.app-hero::after{opacity:.14!important;}
.app-hero-inner{position:relative;z-index:1;max-width:var(--max);min-height:420px;margin:0 auto;display:flex;align-items:center;}
.app-hero-copy{position:relative;z-index:2;max-width:560px;color:#fff;}
.app-hero .breadcrumb{margin-bottom:18px;font-size:12px;}
.app-kicker{margin:0 0 10px;font-size:12px;font-family:var(--display);font-weight:700;color:var(--sky);}
.app-hero-id{display:flex;align-items:center;gap:14px;margin-bottom:20px;}
.app-hero-icon{width:64px;height:64px;border-radius:22.5%;box-shadow:0 6px 18px rgba(0,0,0,.32);flex-shrink:0;}
.app-hero-id-text{display:flex;flex-direction:column;line-height:1.3;}
.app-hero-id-name{font-size:20px;font-weight:900;color:#fff;letter-spacing:.01em;}
.app-hero-id-sub{font-size:12px;font-family:var(--display);font-weight:700;color:var(--sky);letter-spacing:.06em;}
.app-hero h1{margin:0;font-size:38px;line-height:1.35;font-weight:900;color:#fff;}
.app-hero .hero-lead{margin:18px 0 28px;max-width:520px;font-size:16px;line-height:1.9;color:rgba(255,255,255,.88);}
.app-hero-visual{position:absolute;right:7%;top:50%;z-index:1;display:flex;flex-direction:column;align-items:center;gap:20px;transform:translateY(-50%);}
.hero-phone{flex:0 0 auto;height:min(440px,44vw);}
.hero-rot-stage{position:relative;height:100%;aspect-ratio:789 / 1502;}
.hero-rot-img{position:absolute;inset:0;height:100%;width:100%;object-fit:contain;opacity:0;transition:opacity .6s ease;}
.hero-rot-img.is-active{opacity:1;}
.hero-cap-wrap{width:360px;max-width:100%;text-align:center;}
.hero-cap{margin:0;color:#fff;font-size:19px;font-weight:900;line-height:1.6;min-height:3.4em;text-align:center;}
.hero-dots{display:flex;justify-content:center;gap:9px;margin-top:14px;}
.hero-dots span{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.32);transition:background .3s,transform .3s;}
.hero-dots span.is-active{background:var(--sky);transform:scale(1.3);}

.app-store-row{display:flex;align-items:flex-start;gap:16px;flex-wrap:wrap;}
.app-store-row--center{justify-content:center;}
.app-store-option{display:flex;flex-direction:column;align-items:flex-start;gap:8px;}
.app-store-row--center .app-store-option{align-items:center;}
.app-store-option span{font-size:12px;font-weight:800;color:rgba(255,255,255,.78);line-height:1.3;}
.app-store-badge{display:inline-flex;align-items:center;transition:transform .2s,opacity .2s;}
.app-store-badge:hover{transform:translateY(-2px);opacity:.86;}
.app-store-badge img{display:block;width:auto;}
.app-store-badge--ios img{height:48px;}
.app-store-badge--android img{height:58px;}
.app-store-row--sm{margin-top:16px;gap:12px;align-items:flex-start;}
.app-store-row--sm .app-store-badge--ios img{height:40px;}
.app-store-row--sm .app-store-badge--android img{height:48px;}

/* PROOF */
.app-proof{background:#fff;border-bottom:1px solid var(--hair);}
.app-proof-inner{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:0;padding:0 24px;}
.app-proof-inner div{padding:20px 26px;border-left:1px solid var(--hair);}
.app-proof-inner div:last-child{border-right:1px solid var(--hair);}
.app-proof-inner strong{display:block;font-size:18px;font-weight:900;color:var(--txt);line-height:1.35;}
.app-proof-inner span{display:block;margin-top:4px;font-size:12px;font-weight:700;color:var(--txt2);}

/* FEATURES */
.app-section .section-sub{margin-bottom:32px;}
.app-feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.app-feature-card{position:relative;min-width:0;min-height:210px;padding:26px 24px 24px;background:#fff;border:1px solid var(--hair);border-radius:8px;box-shadow:var(--shadow-card);overflow:hidden;}
.app-feature-card::before{content:'';position:absolute;left:0;top:0;width:4px;height:100%;background:var(--green);}
.app-feature-card:nth-child(2)::before,.app-feature-card:nth-child(5)::before{background:var(--sky);}
.app-feature-card:nth-child(3)::before,.app-feature-card:nth-child(6)::before{background:var(--cta);}
.app-feature-num{display:block;margin-bottom:14px;font-family:var(--display);font-size:13px;font-weight:700;color:var(--green);}
.app-feature-card h3{margin:0 0 8px;font-size:18px;font-weight:900;line-height:1.5;}
.app-feature-card p{margin:0;font-size:14px;line-height:1.9;color:var(--txt2);}
.app-feature-list{list-style:none;display:grid;gap:9px;margin:2px 0 0;padding:0;}
.app-feature-list li{position:relative;padding-left:18px;font-size:14px;color:var(--txt2);line-height:1.7;overflow-wrap:anywhere;}
.app-feature-list li::before{content:'';position:absolute;left:0;top:.7em;width:7px;height:7px;background:var(--green);clip-path:polygon(50% 0,100% 100%,0 100%);}
.app-feature-card:nth-child(2) .app-feature-list li::before{background:var(--sky);}
.app-feature-card:nth-child(3) .app-feature-list li::before{background:var(--cta);}

/* FLOW */
.app-two-col{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,440px);gap:48px;align-items:center;}
.app-two-col>*{min-width:0;}
.app-line-left{margin-left:0;margin-right:0;}
.app-title-left{text-align:left;margin-bottom:18px;}
.app-flow-lead{margin:0 0 20px;font-size:15px;line-height:2;color:var(--txt2);}
.app-text-link{display:inline-flex;align-items:center;min-height:44px;padding:0 18px;border:1px solid var(--green);border-radius:8px;color:var(--green);font-size:14px;font-weight:800;transition:background .2s,color .2s;}
.app-text-link:hover{background:var(--green);color:#fff;}
.app-flow-list{list-style:none;display:grid;gap:12px;margin:0;padding:0;}
.app-flow-list li{position:relative;min-width:0;padding:22px 22px 22px 24px;background:#fff;border:1px solid var(--hair);border-radius:8px;box-shadow:var(--shadow-card);}
.app-flow-list li::before{content:'';position:absolute;left:0;top:18px;bottom:18px;width:3px;background:var(--green);}
.app-flow-list span{display:block;margin-bottom:6px;font-family:var(--display);font-size:12px;font-weight:700;color:var(--sky);}
.app-flow-list strong{display:block;font-size:16px;font-weight:900;line-height:1.55;}
.app-flow-list p{margin:6px 0 0;font-size:13px;line-height:1.8;color:var(--txt2);}

/* TRIAL BOX */
.app-trial-section{padding-top:72px;padding-bottom:72px;}
.app-trial-box{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:34px 40px;border:1px solid var(--hair);border-radius:8px;background:#fff;box-shadow:var(--shadow-card);}
.app-trial-box h2{margin:0 0 8px;font-size:24px;font-weight:900;line-height:1.5;}
.app-trial-box p:not(.app-kicker){margin:0;max-width:660px;font-size:14px;line-height:1.9;color:var(--txt2);}
.app-primary-btn{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:0 32px;border-radius:8px;background:var(--cta);color:#fff;font-size:15px;font-weight:900;white-space:nowrap;transition:background .2s,transform .2s;}
.app-primary-btn:hover{background:var(--cta-hover);transform:translateY(-2px);}

/* USE CASES */
.app-use-section{padding-top:72px;}
.app-use-grid{max-width:1100px;margin:28px auto 0;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.app-use-card{min-width:0;background:#fff;border:1px solid var(--hair);border-radius:8px;padding:24px;box-shadow:var(--shadow-card);}
.app-use-card h3{font-size:17px;font-weight:900;margin-bottom:10px;line-height:1.5;}
.app-use-card ul{list-style:none;display:grid;gap:8px;margin:0;padding:0;}
.app-use-card li{position:relative;padding-left:18px;font-size:14px;color:var(--txt2);line-height:1.75;overflow-wrap:anywhere;}
.app-use-card li::before{content:'';position:absolute;left:0;top:.72em;width:7px;height:7px;background:var(--green);clip-path:polygon(50% 0,100% 100%,0 100%);}

/* BOND（子ども・保護者・コーチをつなぐ） */
.app-bond-grid{max-width:980px;margin:8px auto 0;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.app-bond-card{position:relative;min-width:0;padding:32px 26px 28px;background:#fff;border:1px solid var(--hair);border-radius:8px;box-shadow:var(--shadow-card);overflow:hidden;text-align:center;}
.app-bond-card::before{content:'';position:absolute;left:0;top:0;width:100%;height:4px;}
.app-bond-card--child::before{background:var(--sky);}
.app-bond-card--parent::before{background:var(--green);}
.app-bond-card--coach::before{background:var(--cta);}
.app-bond-photo{width:112px;height:112px;margin:0 auto 16px;border-radius:50%;overflow:hidden;border:3px solid var(--hair);box-shadow:0 4px 14px rgba(0,0,0,.08);}
.app-bond-photo img{display:block;width:100%;height:100%;object-fit:cover;}
.app-bond-card--child .app-bond-photo{border-color:var(--sky);}
.app-bond-card--parent .app-bond-photo{border-color:var(--green);}
.app-bond-card--coach .app-bond-photo{border-color:var(--cta);}
.app-bond-role{display:block;margin-bottom:12px;font-size:19px;font-weight:900;color:var(--txt);line-height:1.4;}
.app-bond-card p{margin:0;font-size:14px;line-height:1.95;color:var(--txt2);}

/* LESSON SPOTLIGHT */
.app-spotlight-grid{display:grid;grid-template-columns:minmax(260px,340px) minmax(0,1fr);gap:48px;align-items:center;}
.app-spotlight-grid>*{min-width:0;}
.app-spotlight-visual img{display:block;width:100%;max-width:340px;margin:0 auto;}

/* APP SCREENS ROTATOR */
.app-rotator{display:grid;grid-template-columns:minmax(230px,290px) minmax(0,1fr);gap:52px;align-items:center;max-width:780px;margin:34px auto 0;}
.app-rotator-stage{position:relative;width:100%;aspect-ratio:789 / 1502;}
.app-rotator-img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;opacity:0;transition:opacity .7s ease;}
.app-rotator-img.is-active{opacity:1;}
.app-rotator-text{text-align:left;}
.app-rotator-cap{margin:0;font-size:21px;font-weight:900;color:var(--txt);line-height:1.7;min-height:1.7em;}
.app-rotator-dots{display:flex;gap:8px;margin-top:22px;}
.app-rotator-dots span{width:8px;height:8px;border-radius:50%;background:var(--hair);transition:background .3s,transform .3s;}
.app-rotator-dots span.is-active{background:var(--green);transform:scale(1.25);}

/* SPONSOR COUPON */
.app-sponsor-section{padding-top:72px;}
.app-sponsor-layout{max-width:900px;margin:28px auto 0;display:grid;grid-template-columns:minmax(190px,230px) minmax(0,1fr);gap:44px;align-items:center;}
.app-sponsor-layout>*{min-width:0;}
.app-sponsor-phone{width:100%;max-width:230px;margin:0 auto;}
.app-sponsor-phone img{display:block;width:100%;}
.app-sponsor-grid{display:grid;grid-template-columns:1fr;gap:16px;}
.app-sponsor-card{position:relative;min-width:0;padding:28px 26px;background:#fff;border:1px solid var(--hair);border-radius:8px;box-shadow:var(--shadow-card);overflow:hidden;}
.app-sponsor-card::before{content:'';position:absolute;left:0;top:0;width:100%;height:4px;background:var(--sky);}
.app-sponsor-card h3{margin:0 0 8px;font-size:18px;font-weight:900;line-height:1.5;}
.app-sponsor-card p{margin:0;font-size:14px;line-height:1.9;color:var(--txt2);}

/* OPS / GIVE-BACK */
.app-ops-visual{max-width:820px;margin:34px auto 0;display:flex;align-items:flex-end;justify-content:center;}
.app-ops-pc{width:74%;max-width:620px;}
.app-ops-pc img{display:block;width:100%;filter:drop-shadow(0 18px 40px rgba(0,0,0,.14));}
.app-ops-phone{width:21%;max-width:166px;margin-left:-6%;margin-bottom:-1%;}
.app-ops-phone img{display:block;width:100%;filter:drop-shadow(0 16px 34px rgba(0,0,0,.22));}

/* DOWNLOAD CTA */
.app-download-cta{position:relative;overflow:hidden;isolation:isolate;padding:84px 24px 96px;background:var(--green);color:#fff;text-align:center;}
.app-download-cta::before{content:'';position:absolute;inset:0;background:var(--pattern-dark-mechanics) center/cover no-repeat;opacity:.18;mix-blend-mode:soft-light;z-index:0;}
.app-download-cta .container{position:relative;z-index:1;}
.app-download-cta .app-kicker{color:#91D1EA;}
.app-dl-icon{display:block;width:76px;height:76px;border-radius:22.5%;margin:0 auto 22px;box-shadow:0 8px 22px rgba(0,0,0,.28);}
.app-download-cta h2{margin:0 0 24px;font-size:28px;font-weight:900;line-height:1.45;}
.app-download-lead{max-width:600px;margin:0 auto 22px;font-size:16px;font-weight:700;line-height:1.9;color:#fff;}

@media(max-width:900px){
  .app-hero{min-height:560px;padding-top:88px;}
  .app-hero-inner{min-height:380px;}
  .app-hero h1{font-size:30px;}
  .app-hero-copy{max-width:500px;}
  .app-hero-visual{right:3%;gap:16px;opacity:1;}
  .hero-phone{height:min(400px,40vw);}
  .hero-cap-wrap{width:280px;max-width:100%;}
  .hero-cap{font-size:16px;}
  .app-proof-inner{grid-template-columns:1fr;}
  .app-proof-inner div{border-left:none;border-right:none;border-bottom:1px solid var(--hair);padding:18px 0;}
  .app-proof-inner div:last-child{border-right:none;border-bottom:none;}
  .app-feature-grid{grid-template-columns:repeat(2,1fr);}
  .app-use-grid{grid-template-columns:repeat(2,1fr);}
  .app-two-col{grid-template-columns:1fr;gap:28px;}
  .app-spotlight-grid{grid-template-columns:1fr;gap:28px;}
  .app-spotlight-visual img{max-width:300px;}
  .app-rotator{grid-template-columns:1fr;gap:22px;max-width:300px;}
  .app-rotator-text{text-align:center;}
  .app-rotator-cap{font-size:18px;}
  .app-rotator-dots{justify-content:center;}
  .app-trial-box{align-items:flex-start;flex-direction:column;}
}

@media(max-width:640px){
  .app-hero{min-height:auto;padding:72px 18px 52px;}
  .app-hero-inner{min-height:0;display:block;}
  .app-hero h1{font-size:25px;}
  .app-hero .hero-lead{font-size:14px;line-height:1.85;margin-bottom:24px;}
  .app-hero-visual{position:relative;right:auto;top:auto;width:100%;flex-direction:column;gap:18px;margin:30px 0 0;transform:none;text-align:center;}
  .hero-phone{height:min(440px,84vw);}
  .hero-cap-wrap{flex-basis:auto;width:100%;max-width:320px;}
  .hero-cap{font-size:18px;}
  .hero-dots{justify-content:center;}
  .app-store-row{gap:12px;}
  .app-store-badge--ios img{height:42px;}
  .app-store-badge--android img{height:50px;}
  .app-hero-icon{width:56px;height:56px;}
  .app-hero-id-name{font-size:18px;}
  .app-dl-icon{width:66px;height:66px;}
  .app-proof-inner{padding:0 18px;}
  .app-proof-inner strong{font-size:16px;}
  .app-feature-grid{grid-template-columns:1fr;gap:12px;}
  .app-use-grid{grid-template-columns:1fr;}
  .app-bond-grid{grid-template-columns:1fr;}
  .app-sponsor-layout{grid-template-columns:1fr;gap:22px;}
  .app-sponsor-phone{max-width:210px;}
  .app-sponsor-grid{grid-template-columns:1fr;gap:12px;}
  .app-rotator{max-width:280px;}
  .app-feature-card{min-height:auto;padding:22px 20px 20px;}
  .app-title-left{font-size:22px;}
  .app-trial-box{padding:26px 22px;}
  .app-trial-box h2{font-size:21px;}
  .app-primary-btn{width:100%;}
  .app-download-cta{padding:68px 18px 88px;}
  .app-download-cta h2{font-size:22px;}
}