/* ねっこびより — chiikawa-like soft mobile app shell (local only) */
:root{
  --bg:#fff6ef;
  --paper:#ffffff;
  --ink:#4a3b35;
  --sub:#8a7a72;
  --cream:#fbf1de;
  --pink:#f7d9de;
  --pink-d:#e2788c;
  --lav:#ebe2f6;
  --lav-d:#9a82c4;
  --leaf:#dcebd3;
  --leaf-d:#6e9c62;
  --sky:#dfeef7;
  --line:#f0e6da;
  --shadow:0 12px 28px rgba(120,90,70,.10);
  --r:28px;
  --ease:cubic-bezier(.22,.8,.3,1);
  --app:480px;
  --tab:64px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  font-family:"M PLUS Rounded 1c","Hiragino Maru Gothic ProN",system-ui,sans-serif;
  font-weight:500;
  line-height:1.75;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
  background:
    radial-gradient(120% 80% at 50% -10%,#ffe8f0 0%,transparent 55%),
    radial-gradient(90% 60% at 100% 20%,#ebe2f6 0%,transparent 50%),
    radial-gradient(80% 50% at 0% 40%,#fbf1de 0%,transparent 45%),
    #f3ebe3;
  min-height:100vh;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
p{margin:0;text-wrap:pretty}
h1,h2,h3{margin:0;font-weight:800;line-height:1.35}
.muted{color:var(--sub)}
.center{text-align:center}

/* phone frame */
.app{
  width:min(100%,var(--app));
  margin:0 auto;
  min-height:100vh;
  background:linear-gradient(180deg,#fffaf5 0%,var(--bg) 28%,#fff7f2 100%);
  position:relative;
  box-shadow:0 0 0 1px rgba(255,255,255,.65),0 20px 60px rgba(120,90,70,.12);
}
@media (min-width:520px){
  body{padding:24px 0 40px}
  .app{border-radius:36px;overflow:clip;min-height:calc(100vh - 64px)}
}

/* header: logo only (tabs handle nav) */
.site-header{
  position:sticky;top:0;z-index:30;
  background:rgba(255,250,245,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.header-in{
  display:flex;align-items:center;justify-content:center;
  padding:12px 18px 8px;min-height:48px;
}
.brand{
  font-weight:800;font-size:1.05rem;letter-spacing:.08em;
}
.brand span{color:var(--pink-d)}
.nav{display:none} /* bottom tabbar is primary */

main{padding:0 0 calc(var(--tab) + 28px)}
.wrap{padding:0 18px}
.block{padding:28px 18px 8px}
.block.tight{padding-top:8px}
.block.flush{padding-top:4px}
.sec-title{
  text-align:center;font-size:1.28rem;letter-spacing:.06em;margin:0 0 14px;
}
.sec-lead,.sec-head .sec-lead{
  text-align:center;color:var(--sub);font-size:.88rem;margin:0 0 18px;line-height:1.8;
}
.sec-head{text-align:center;margin-bottom:16px}
.sec-head h2{font-size:1.28rem;letter-spacing:.06em}
.pill-label{
  display:inline-block;font-size:.7rem;font-weight:800;letter-spacing:.08em;
  padding:4px 12px;border-radius:999px;background:var(--cream);color:var(--sub);margin-bottom:8px;
}

/* hero */
.hero{
  position:relative;text-align:center;
  padding:10px 18px 8px;overflow:hidden;
}
.blobs{position:absolute;inset:0;pointer-events:none;z-index:0}
.blobs i{position:absolute;border-radius:50%;filter:blur(2px);opacity:.55}
.blobs i:nth-child(1){width:160px;height:160px;left:-40px;top:20px;background:var(--pink)}
.blobs i:nth-child(2){width:140px;height:140px;right:-30px;top:80px;background:var(--lav)}
.blobs i:nth-child(3){width:100px;height:100px;left:30%;bottom:10px;background:var(--cream)}
.hero > *:not(.blobs){position:relative;z-index:1}
.catch{
  font-size:clamp(1.7rem,7.5vw,2.15rem);
  letter-spacing:.04em;font-weight:800;margin:6px 0 8px;line-height:1.3;
}
.hero .lead{
  color:var(--sub);font-size:.86rem;line-height:1.85;margin:0 auto 16px;max-width:22em;
}
.hero-visual{
  margin:0 auto 18px;width:100%;
  border-radius:32px;overflow:hidden;
  background:linear-gradient(135deg,var(--pink),var(--lav));
  box-shadow:var(--shadow);
}
.hero-visual img{
  width:100%;height:auto;aspect-ratio:16/11;object-fit:cover;object-position:50% 42%;
}
.cta{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:6px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;padding:12px 22px;border-radius:999px;
  font-weight:800;font-size:.92rem;transition:transform .3s var(--ease),box-shadow .3s;
}
.btn-main{background:var(--pink-d);color:#fff;box-shadow:0 8px 18px rgba(226,120,140,.28);flex:1 1 0;max-width:180px}
.btn-sub{background:var(--paper);color:var(--ink);border:2px solid var(--line);flex:1 1 0;max-width:180px}
.btn:hover{transform:translateY(-2px)}
.btn[aria-disabled="true"]{background:#eee8e2;color:#a89b92;pointer-events:none;box-shadow:none;border:none}

/* vertical menu tiles */
.tiles{display:grid;gap:12px}
.tile{
  display:grid;grid-template-columns:72px 1fr;grid-template-rows:auto auto;
  column-gap:14px;row-gap:2px;align-items:center;
  padding:14px;border-radius:26px;box-shadow:var(--shadow);
  transition:transform .35s var(--ease);
}
.tile:hover{transform:translateY(-3px)}
.tile .t-ico{
  grid-row:1 / span 2;width:72px;height:72px;border-radius:22px;overflow:hidden;
  background:var(--paper);box-shadow:inset 0 0 0 3px rgba(255,255,255,.7);
}
.tile .t-ico img{width:100%;height:100%;object-fit:cover}
.tile b{font-size:1.08rem;letter-spacing:.04em}
.tile small{color:var(--sub);font-size:.78rem;line-height:1.5}
.tile.t-pink{background:linear-gradient(135deg,#ffe8ee,var(--pink))}
.tile.t-cream{background:linear-gradient(135deg,#fff8ea,var(--cream))}
.tile.t-lav{background:linear-gradient(135deg,#f3ecfb,var(--lav))}
.tile.t-leaf{background:linear-gradient(135deg,#eef6e8,var(--leaf))}
.tile.soon{opacity:.92}
.tag{
  display:inline-block;font-size:.68rem;font-weight:800;padding:2px 10px;border-radius:999px;
  background:rgba(255,255,255,.75);color:var(--sub);letter-spacing:.04em;vertical-align:middle;
}

/* featured buddy cards */
.featured{display:grid;gap:16px}
.card{
  background:var(--paper);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .35s var(--ease);
}
a.card:hover{transform:translateY(-3px)}
.card .ph{aspect-ratio:1;overflow:hidden;background:var(--cream)}
.card .ph img{width:100%;height:100%;object-fit:cover}
.card .body{padding:16px 16px 18px}
.card .latin{font-size:.72rem;color:var(--sub);letter-spacing:.06em;margin:2px 0 8px}
.card p{font-size:.88rem;line-height:1.8}
.card.big{border-radius:32px;padding:10px;background:var(--paper)}
.card.big .ph{aspect-ratio:4/4.6;border-radius:24px}
.card.big.pink .ph{background:var(--pink)}
.card.big.lav .ph{background:var(--lav)}
.card.big .body{text-align:center;padding:14px 10px 12px}
.card.big h3{font-size:1.45rem;letter-spacing:.06em;margin-top:6px}
.card.pink .quote,.card.big.pink .quote{background:var(--pink);color:#a94a5c}
.card.lav .quote,.card.big.lav .quote{background:var(--lav);color:#6b55a0}
.card.leaf .quote{background:var(--leaf);color:#4a7340}
.card.sky .quote{background:var(--sky);color:#3f6f8c}
.card .quote{
  display:inline-block;margin-top:10px;padding:6px 14px;border-radius:999px;
  font-size:.8rem;font-weight:700;
}
.role{
  display:inline-block;font-size:.68rem;font-weight:800;letter-spacing:.08em;
  padding:3px 12px;border-radius:999px;background:var(--pink);color:#a94a5c;
}
.card.lav .role,.card.big.lav .role{background:var(--lav);color:#6b55a0}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid .card .body{padding:12px}
.grid .card h3{font-size:.98rem}
.grid .card p{font-size:.8rem}
.grid .card .quote{font-size:.72rem;padding:5px 10px}
.card.quiet{opacity:.82}
.card.future .ph{display:grid;place-items:center;background:#f6f1ea;aspect-ratio:1}
.card.future .ph span{
  width:42%;aspect-ratio:1;border-radius:46% 46% 42% 42%;background:#e9e1d6;
  animation:breathe 5s ease-in-out infinite;
}
.card.future .body p{color:var(--sub)}
.card.dim{opacity:.78}

/* diary */
#today{scroll-margin-top:64px}
.diary{
  background:var(--paper);border-radius:32px;overflow:hidden;box-shadow:var(--shadow);
}
.diary-pic{
  width:100%;aspect-ratio:1;object-fit:cover;object-position:50% 55%;background:var(--cream);
}
.diary-body{padding:18px 18px 22px;text-align:center}
.diary .date{font-size:.74rem;font-weight:700;color:var(--sub);letter-spacing:.12em;margin-bottom:10px}
.diary-body p{font-size:.9rem;line-height:1.95;margin:0 0 .6em}
.diary-sign{margin-top:8px!important;font-size:.82rem!important;font-weight:700;color:var(--pink-d)}

/* news soft cards */
.news{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.news li{
  background:var(--paper);border-radius:22px;padding:14px 16px;box-shadow:var(--shadow);
}
.n-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:6px}
.news time{font-size:.72rem;font-weight:700;color:var(--sub);letter-spacing:.08em}
.ncat{
  font-size:.66rem;font-weight:800;letter-spacing:.06em;padding:3px 10px;border-radius:999px;
}
.ncat.n-pair{background:linear-gradient(90deg,var(--pink),var(--lav));color:#7a4a62}
.ncat.n-diary{background:var(--cream);color:#8a6a3a}
.ncat.n-soon{background:#efe8df;color:var(--sub)}
.news p{font-size:.88rem;line-height:1.8}
.news a{color:var(--pink-d);font-weight:700}
.sns-note{text-align:center;margin:18px 0 0;font-size:.8rem}
.sns-note a{color:var(--sub);text-decoration:underline;text-underline-offset:3px}

/* page head */
.page-head{text-align:center;padding:22px 18px 8px}
.page-head h1{font-size:1.55rem;letter-spacing:.06em}
.page-head p{margin:8px auto 0;color:var(--sub);font-size:.88rem;max-width:22em;line-height:1.8}

/* zukan pair */
.pair-block{padding-top:8px}
.pair{
  background:var(--paper);border-radius:32px;padding:10px;box-shadow:var(--shadow);
  display:grid;gap:8px;
}
.pair-pic{border-radius:24px;overflow:hidden;background:linear-gradient(90deg,var(--pink),var(--lav))}
.pair-pic img{width:100%;aspect-ratio:16/10;object-fit:cover}
.pair-body{padding:12px 10px 14px;text-align:center}
.pair-body h2{font-size:1.35rem;margin-bottom:8px;letter-spacing:.05em}
.pair-body p{font-size:.9rem;line-height:1.9;margin-bottom:12px}
.pair-points{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px}
.pair-points li{border-radius:18px;padding:12px 8px;display:grid;gap:2px}
.pair-points li:first-child{background:var(--pink)}
.pair-points li:last-child{background:var(--lav)}
.pair-points b{font-size:.68rem;letter-spacing:.08em;color:var(--sub)}
.pair-points span{font-size:.84rem;font-weight:700}
.pair-mood{margin:4px 6px 10px;text-align:center}
.pair-mood img{width:100%;max-width:280px;margin:0 auto;aspect-ratio:1;object-fit:cover;border-radius:24px}
.pair-mood figcaption{font-size:.78rem;font-weight:700;color:var(--sub);margin-top:8px}

/* stamps / wait / sns */
.stamp-key{margin:0 auto 16px;max-width:280px}
.stamp-key img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:28px;box-shadow:var(--shadow);background:var(--paper)}
.wait{
  background:var(--paper);border-radius:32px;box-shadow:var(--shadow);
  padding:36px 20px;text-align:center;max-width:100%;margin:0 auto;
}
.wait .big{font-size:1.1rem;font-weight:800;margin:0 0 6px}
.wait .muted{margin-bottom:16px;font-size:.88rem}
.wait .sprout{width:56px;height:56px;margin:0 auto 12px;position:relative;animation:sway 4s ease-in-out infinite;transform-origin:50% 100%}
.wait .sprout::before,.wait .sprout::after{
  content:"";position:absolute;bottom:10px;width:24px;height:16px;background:var(--leaf-d);opacity:.75;border-radius:0 100% 0 100%;
}
.wait .sprout::before{left:4px;transform:rotate(-10deg)}
.wait .sprout::after{right:4px;transform:scaleX(-1) rotate(-10deg)}
.wait .sprout i{position:absolute;left:50%;bottom:0;width:4px;height:26px;margin-left:-2px;background:var(--leaf-d);opacity:.75;border-radius:2px}
.stamps{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px 0 10px}
.stamps figure{margin:0;background:var(--paper);border-radius:22px;padding:10px;box-shadow:var(--shadow);text-align:center}
.stamps img{border-radius:16px;aspect-ratio:1;object-fit:cover;width:100%}
.stamps figcaption{font-size:.78rem;font-weight:700;margin-top:6px}
.sns{display:grid;gap:12px}
.sns .card{
  display:flex;align-items:center;gap:14px;padding:16px;border-radius:24px;
}
.sns .ico{
  width:52px;height:52px;border-radius:18px;display:grid;place-items:center;
  font-weight:800;font-size:1.05rem;flex:none;
}
.sns .ico.x{background:var(--ink);color:#fff}
.sns .ico.ig{background:var(--pink);color:#a94a5c}
.sns .card small{color:var(--sub);font-size:.8rem}
.sns .arrow{margin-left:auto;font-weight:800;color:var(--pink-d)}

/* footer minimal */
.site-footer{
  text-align:center;padding:28px 18px 20px;color:var(--sub);font-size:.8rem;
}
.footer-in .f-catch{font-size:1rem;font-weight:800;color:var(--ink);margin:0 0 12px;letter-spacing:.06em}
.site-footer nav{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:0 0 14px}
.site-footer nav a{
  display:inline-flex;align-items:center;min-height:36px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.7);font-weight:700;font-size:.8rem;color:var(--ink);
}
.site-footer nav a.f-sns{background:transparent;text-decoration:underline;text-underline-offset:3px;font-weight:500;color:var(--sub)}
.f-c{margin:0;font-size:.72rem;letter-spacing:.08em}

/* bottom tabbar */
.tabbar{
  position:fixed;left:50%;bottom:0;transform:translateX(-50%);
  width:min(100%,var(--app));z-index:40;
  display:grid;grid-template-columns:repeat(4,1fr);
  background:rgba(255,252,248,.94);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-top:1px solid rgba(240,230,218,.9);
  padding:6px 6px calc(6px + env(safe-area-inset-bottom,0px));
  box-shadow:0 -8px 24px rgba(120,90,70,.06);
}
@media (min-width:520px){
  .tabbar{border-radius:0 0 36px 36px}
}
.tabbar a{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  min-height:52px;border-radius:16px;color:var(--sub);font-size:.68rem;font-weight:700;
  letter-spacing:.04em;padding:4px 2px;
}
.tabbar a svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tabbar a[aria-current="page"]{color:var(--pink-d);background:rgba(247,217,222,.45)}
.tabbar a:hover{color:var(--ink)}

/* reveal */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
@keyframes breathe{0%,100%{transform:scale(1);opacity:.9}50%{transform:scale(1.05);opacity:1}}
@keyframes sway{0%,100%{transform:rotate(-3deg)}50%{transform:rotate(3deg)}}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none}
}