:root{
  --play-green:#01875f;
  --play-green-dark:#01684a;
  --play-blue:#1a73e8;
  --bg:#f8f9fa;
  --card-bg:#ffffff;
  --text:#202124;
  --text-secondary:#5f6368;
  --border:#e8eaed;
  --star:#ff9900;
  --radius:14px;
  --max-width:1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans JP","Roboto","Hiragino Sans","Yu Gothic",sans-serif;
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  background-color:var(--bg);
  background-image:
    radial-gradient(circle at 8% 0%, rgba(1,135,95,0.10) 0%, rgba(1,135,95,0) 42%),
    radial-gradient(circle at 92% 10%, rgba(26,115,232,0.10) 0%, rgba(26,115,232,0) 45%),
    radial-gradient(circle at 50% 100%, rgba(124,77,255,0.07) 0%, rgba(124,77,255,0) 50%);
  background-repeat:no-repeat;
  background-attachment:fixed;
  background-size:100% 100%;
  min-height:100vh;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}

/* Header */
.top-bar{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  box-shadow:0 1px 3px rgba(32,33,36,.06);
}
.top-bar-inner{
  max-width:var(--max-width);
  margin:0 auto;
  padding:12px 20px;
  display:flex;
  align-items:center;
  gap:16px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:700;
  font-size:20px;
  white-space:nowrap;
}
.brand-badge{
  width:34px;height:34px;border-radius:8px;
  background:linear-gradient(135deg,#01875f,#1a73e8);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:16px;font-weight:900;
}
.search-wrap{
  flex:1;
  position:relative;
  max-width:520px;
}
.search-wrap input{
  width:100%;
  padding:10px 16px 10px 40px;
  border-radius:24px;
  border:1px solid var(--border);
  background:var(--bg);
  font-size:14px;
  color:var(--text);
  outline:none;
  transition:box-shadow .15s,border-color .15s;
}
.search-wrap input:focus{
  border-color:var(--play-blue);
  box-shadow:0 1px 6px rgba(26,115,232,.25);
  background:#fff;
}
.search-icon{
  position:absolute;left:14px;top:50%;transform:translateY(-50%);
  font-size:16px;color:var(--text-secondary);
}
.header-links{
  display:flex;gap:14px;align-items:center;font-size:14px;color:var(--text-secondary);
}
.header-links a:hover{color:var(--play-blue);}

/* Hero */
.hero{
  max-width:var(--max-width);
  margin:0 auto;
  padding:32px 20px 8px;
}
.hero h1{
  font-size:26px;
  margin:0 0 8px;
  font-weight:700;
}
.hero p{
  color:var(--text-secondary);
  font-size:14.5px;
  line-height:1.7;
  max-width:820px;
  margin:0 0 6px;
}
.hero .dev-meta{
  display:flex;
  gap:18px;
  flex-wrap:wrap;
  margin-top:14px;
  font-size:13px;
  color:var(--text-secondary);
}
.hero .dev-meta a{color:var(--play-blue);}

/* Category chips */
.chip-row{
  max-width:var(--max-width);
  margin:0 auto;
  padding:18px 20px 4px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.chip{
  padding:8px 18px;
  border-radius:20px;
  border:1px solid var(--border);
  background:#fff;
  font-size:13.5px;
  font-weight:500;
  cursor:pointer;
  color:var(--text-secondary);
  transition:.15s;
}
.chip:hover{border-color:var(--play-blue);color:var(--play-blue);}
.chip.active{
  background:var(--play-green);
  border-color:var(--play-green);
  color:#fff;
}

/* Grid */
.app-grid{
  max-width:var(--max-width);
  margin:0 auto;
  padding:16px 20px 60px;
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  gap:16px;
}
.app-card{
  background:var(--card-bg);
  border:1px solid rgba(232,234,237,.6);
  border-radius:var(--radius);
  padding:16px;
  cursor:pointer;
  transition:box-shadow .18s,transform .18s;
  display:flex;
  flex-direction:column;
  gap:10px;
  box-shadow:0 1px 2px rgba(32,33,36,.06), 0 6px 16px rgba(32,33,36,.08);
}
.app-card:hover{
  box-shadow:0 4px 10px rgba(32,33,36,.08), 0 12px 28px rgba(32,33,36,.16);
  transform:translateY(-3px);
}
.app-card-top{
  display:flex;
  gap:14px;
  align-items:flex-start;
}
.app-icon{
  width:64px;height:64px;
  border-radius:16px;
  object-fit:cover;
  flex-shrink:0;
  background:var(--bg);
}
.app-info{min-width:0;}
.app-name{
  font-size:15.5px;
  font-weight:600;
  margin:0 0 4px;
  line-height:1.35;
  overflow:hidden;
  text-overflow:ellipsis;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
}
.app-meta-row{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  color:var(--text-secondary);
  flex-wrap:wrap;
}
.app-category-tag{
  color:var(--text-secondary);
}
.rating{
  display:flex;
  align-items:center;
  gap:3px;
  color:var(--text-secondary);
}
.rating .star{color:var(--star);}
.app-short-desc{
  font-size:13px;
  color:var(--text-secondary);
  line-height:1.6;
  overflow:hidden;
  text-overflow:ellipsis;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
}
.keyword-chips{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  margin-top:2px;
}
.kw{
  font-size:11px;
  padding:3px 9px;
  border-radius:10px;
  background:#e8f5f0;
  color:var(--play-green-dark);
  white-space:nowrap;
}
.new-badge{
  font-size:11px;
  font-weight:700;
  color:var(--play-blue);
  border:1px solid var(--play-blue);
  border-radius:8px;
  padding:2px 7px;
}
.web-badge{
  display:inline-block;
  font-size:10.5px;
  font-weight:700;
  color:#fff;
  background:#7c4dff;
  border-radius:6px;
  padding:2px 6px;
  margin-left:6px;
  vertical-align:middle;
  letter-spacing:.5px;
}

.empty-state{
  max-width:var(--max-width);
  margin:0 auto;
  padding:60px 20px;
  text-align:center;
  color:var(--text-secondary);
}

/* Modal */
.modal-overlay{
  position:fixed;inset:0;
  background:rgba(32,33,36,.6);
  display:none;
  align-items:flex-start;
  justify-content:center;
  padding:32px 16px;
  z-index:100;
  overflow-y:auto;
}
.modal-overlay.open{display:flex;}
.modal{
  background:#fff;
  border-radius:16px;
  max-width:760px;
  width:100%;
  padding:28px;
  position:relative;
  animation:pop .18s ease;
  box-shadow:0 20px 60px rgba(32,33,36,.25);
}
@keyframes pop{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:translateY(0);}}
.modal-close{
  position:absolute;top:16px;right:16px;
  width:34px;height:34px;
  border-radius:50%;
  border:none;
  background:var(--bg);
  font-size:18px;
  cursor:pointer;
  color:var(--text-secondary);
}
.modal-close:hover{background:var(--border);}
.modal-header{
  display:flex;
  gap:18px;
  align-items:flex-start;
  margin-bottom:16px;
  padding-right:30px;
}
.modal-icon{
  width:88px;height:88px;
  border-radius:20px;
  flex-shrink:0;
}
.modal-title{font-size:21px;font-weight:700;margin:0 0 6px;}
.modal-actions{
  display:flex;
  gap:10px;
  margin-top:12px;
  flex-wrap:wrap;
}
.btn-primary{
  background:var(--play-green);
  color:#fff;
  padding:10px 22px;
  border-radius:22px;
  font-size:14px;
  font-weight:600;
  border:none;
  cursor:pointer;
}
.btn-primary:hover{background:var(--play-green-dark);}
.btn-secondary{
  background:#fff;
  color:var(--play-blue);
  border:1px solid var(--border);
  padding:10px 20px;
  border-radius:22px;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
}
.btn-secondary:hover{background:var(--bg);}

.shot-row{
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding:6px 0 14px;
  scrollbar-width:thin;
}
.shot-row img{
  height:220px;
  border-radius:10px;
  border:1px solid var(--border);
  flex-shrink:0;
}
.modal-desc p{
  font-size:14px;
  line-height:1.8;
  color:var(--text);
  margin:0 0 12px;
}
.feature-list{
  margin:0 0 16px;
  padding-left:20px;
  font-size:13.5px;
  color:var(--text-secondary);
  line-height:1.9;
}
.modal-section-title{
  font-size:14px;
  font-weight:700;
  margin:18px 0 8px;
}
.modal-footer-meta{
  font-size:12.5px;
  color:var(--text-secondary);
  border-top:1px solid var(--border);
  padding-top:14px;
  margin-top:6px;
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}

/* Footer */
footer{
  border-top:1px solid var(--border);
  background:#fff;
  padding:28px 20px;
  text-align:center;
  color:var(--text-secondary);
  font-size:12.5px;
  line-height:1.9;
}
footer a{color:var(--play-blue);}

@media (max-width:640px){
  .hero h1{font-size:21px;}
  .app-grid{grid-template-columns:1fr;}
  .modal{padding:20px;}
  .modal-icon{width:64px;height:64px;}
  .search-wrap{max-width:none;}
  .header-links{display:none;}
}