/* ============================================================
   AI Universe — Main Stylesheet  (Yellow × Black Edition)
   ============================================================ */

/* ---------- Variables ---------- */
:root {
  --yellow:        #FFE000;
  --yellow-light:  #FFF176;
  --yellow-dark:   #F5C800;
  --black:         #0D0D0D;
  --black-2:       #1A1A1A;
  --black-3:       #252525;
  --black-4:       #333333;
  --white:         #FFFFFF;
  --gray-1:        #F5F5F5;
  --gray-2:        #E0E0E0;
  --gray-3:        #999999;
  --text-on-yellow:#0D0D0D;
  --text-on-black: #F0F0F0;
  --text-sub:      #AAAAAA;
  --border-dark:   rgba(255,255,255,0.08);
  --border-yellow: rgba(255,224,0,0.3);
  --radius-sm:     8px;
  --radius-md:     14px;
  --radius-lg:     20px;
  --radius-xl:     28px;
  --shadow-card:   0 4px 24px rgba(0,0,0,0.5);
  --shadow-yellow: 0 4px 24px rgba(255,224,0,0.25);
  --font:          'Inter','Noto Sans JP',sans-serif;
  --ease:          0.2s cubic-bezier(.4,0,.2,1);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--black);color:var(--text-on-black);overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
button{cursor:pointer;border:none;background:none;font-family:inherit}
.hidden{display:none!important}

.container{max-width:1280px;margin:0 auto;padding:0 24px}

/* ============================================================
   HEADER
   ============================================================ */
#site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:60px;
  background:var(--black);
  border-bottom:2px solid var(--yellow);
  display:flex;align-items:center;padding:0 24px;
}
.header-inner{
  width:100%;max-width:1280px;margin:0 auto;
  display:flex;align-items:center;gap:32px;
}
.site-logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:1.1rem;letter-spacing:-.02em}
.header-logo-img{width:36px;height:36px;object-fit:contain;border-radius:50%;flex-shrink:0;}
.logo-mark{color:var(--yellow);font-size:1.2rem}
.logo-text{color:var(--white)}
.header-nav{display:flex;gap:4px;margin-left:auto}
.header-nav a{
  display:flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:6px;
  font-size:.82rem;font-weight:600;color:var(--gray-3);
  transition:all var(--ease);
}
.header-nav a:hover{background:var(--yellow);color:var(--black)}
.header-nav a i{font-size:.78rem}

/* ============================================================
   HERO
   ============================================================ */
#hero-section{
  position:relative;
  background:var(--yellow);
  min-height:100vh;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:80px 24px 60px;
  overflow:hidden;
  text-align:center;
}

/* ノイズテクスチャ（黄色背景に重ねる薄いグレイン） */
#hero-section::before{
  content:'';
  position:absolute;inset:0;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='grain'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23grain)' opacity='0.06'/%3E%3C/svg%3E");
  pointer-events:none;z-index:0;
}

/* 黄色背景の装飾グロー（控えめに） */
.hero-glow-wrap{
  position:absolute;
  bottom:0;left:50%;transform:translateX(-50%);
  width:100%;max-width:800px;
  height:160px;
  pointer-events:none;
  z-index:1;
}
.hero-glow{
  position:absolute;
  border-radius:50%;
  filter:blur(70px);
  opacity:.35;
}
.glow-green{
  width:340px;height:140px;
  background:radial-gradient(ellipse, #ffffff 0%, #fffde0 60%, transparent 100%);
  left:5%;bottom:0;
  animation:glowPulse 5s ease-in-out infinite;
}
.glow-pink{
  width:280px;height:110px;
  background:radial-gradient(ellipse, #ffffff 0%, #ffe0f0 60%, transparent 100%);
  right:5%;bottom:0;
  animation:glowPulse 5s ease-in-out infinite 1s;
}
@keyframes glowPulse{
  0%,100%{opacity:.3;transform:scale(1)}
  50%{opacity:.5;transform:scale(1.1)}
}

.hero-content{position:relative;z-index:2;width:100%;max-width:1000px}

/* ロゴ画像 */
.hero-logo-img{
  width:clamp(100px,14vw,160px);
  height:clamp(100px,14vw,160px);
  object-fit:contain;
  margin-bottom:12px;
  filter:drop-shadow(0 8px 24px rgba(0,0,0,.18));
  animation:logoFloat 4s ease-in-out infinite;
}
@keyframes logoFloat{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-10px)}
}

/* バッジ */
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 18px;margin-bottom:20px;
  background:var(--black);border-radius:100px;
  font-size:.75rem;font-weight:700;color:var(--yellow);
  letter-spacing:.08em;text-transform:uppercase;
}
.badge-dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--yellow);
  box-shadow:0 0 8px var(--yellow);
  animation:pulse 1.8s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.7)}}

/* ============================================================
   キャッチコピー — スタンプ風かすれタイポ
   ============================================================ */
.hero-catchcopy{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:0;
  margin-bottom:32px;
  /* SVGフィルターはspanに適用 */
}

/* かすれSVGフィルター用の隠しエリア */
.catch-svg-filter{
  position:absolute;width:0;height:0;overflow:hidden;
}

.catch-line1,
.catch-line2{
  display:block;
  font-family:'Noto Sans JP','Inter',sans-serif;
  font-weight:900;
  line-height:.95;
  color:#0D0D0D;
  letter-spacing:-.04em;
  /* かすれ加工 */
  -webkit-text-stroke:0px;
  position:relative;
}

/* line1: 「世界中のAI、」やや小さめ */
.catch-line1{
  font-size:clamp(2.6rem,7.5vw,6.2rem);
  /* かすれ効果：複数のtextShadowで版ズレ感 */
  text-shadow:
    1px  0px 0 rgba(0,0,0,.12),
   -1px  1px 0 rgba(0,0,0,.08),
    2px -1px 0 rgba(0,0,0,.06);
  filter:url(#roughen);
}

/* line2: 「全部ここ。」最大サイズ・インパクト重視 */
.catch-line2{
  font-size:clamp(3.5rem,11vw,9.5rem);
  text-shadow:
    1px  0px 0 rgba(0,0,0,.15),
   -1px  1px 0 rgba(0,0,0,.1),
    2px -1px 0 rgba(0,0,0,.07),
    0px  2px 0 rgba(0,0,0,.05);
  filter:url(#roughen2);
  /* 下線グロー */
  position:relative;
}
.catch-line2::after{
  content:'';
  position:absolute;
  bottom:-4px;left:5%;right:5%;
  height:6px;
  background:linear-gradient(90deg, #b8f400 0%, #FFE000 45%, #ff5ca8 100%);
  border-radius:100px;
  filter:blur(3px);
  opacity:.85;
}

/* かすれSVGフィルター定義 */
.catch-filter-def{
  position:absolute;
  width:0;height:0;
  pointer-events:none;
  overflow:hidden;
}

.hero-sub{
  font-size:clamp(.9rem,2vw,1.1rem);
  color:rgba(0,0,0,.65);
  line-height:1.75;
  margin-bottom:36px;
  font-weight:700;
  letter-spacing:.02em;
}

/* 検索ボックス */
.hero-search-wrap{display:flex;justify-content:center;margin-bottom:40px}
.search-box{position:relative;width:100%;max-width:540px}
.search-icon{
  position:absolute;left:18px;top:50%;transform:translateY(-50%);
  color:var(--gray-3);font-size:.9rem;pointer-events:none;
}
.search-input{
  width:100%;padding:16px 52px 16px 48px;
  background:var(--white);
  border:2.5px solid var(--black);
  border-radius:100px;
  color:var(--black);
  font-family:var(--font);font-size:1rem;font-weight:500;
  outline:none;
  transition:all var(--ease);
  box-shadow:4px 4px 0 rgba(0,0,0,.5);
}
.search-input::placeholder{color:#aaa}
.search-input:focus{
  border-color:var(--black);
  box-shadow:6px 6px 0 rgba(0,0,0,.5);
  transform:translate(-1px,-1px);
}
.search-clear{
  position:absolute;right:16px;top:50%;transform:translateY(-50%);
  color:#999;font-size:.85rem;padding:4px;
  transition:color var(--ease);
}
.search-clear:hover{color:var(--black)}

/* 統計 */
.hero-stats{
  display:flex;align-items:center;justify-content:center;gap:20px;flex-wrap:wrap;
}
.stat-item{display:flex;flex-direction:column;align-items:center;gap:2px}
.stat-number{
  font-size:2rem;font-weight:900;color:var(--black);
  letter-spacing:-.04em;line-height:1;
}
.stat-label{font-size:.72rem;font-weight:700;color:rgba(0,0,0,.55);letter-spacing:.06em;text-transform:uppercase}
.stat-sep{font-size:1.2rem;color:rgba(0,0,0,.3);font-weight:300}

/* スクロールヒント */
.hero-scroll-hint{
  position:absolute;bottom:28px;left:50%;transform:translateX(-50%);
  width:44px;height:44px;border-radius:50%;
  background:var(--black);
  display:flex;align-items:center;justify-content:center;
  color:var(--yellow);font-size:1rem;
  animation:bounce 2s ease-in-out infinite;
  z-index:2;
  transition:opacity var(--ease);
  box-shadow:0 4px 12px rgba(0,0,0,.25);
}
.hero-scroll-hint:hover{opacity:.8}
@keyframes bounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}

/* ============================================================
   CATEGORY FILTERS
   ============================================================ */
#categories-section{
  position:sticky;top:60px;z-index:50;
  background:var(--black-2);
  border-bottom:1px solid var(--border-dark);
  padding:14px 0;
}
.category-filters{
  display:flex;flex-wrap:nowrap;gap:8px;
  overflow-x:auto;padding-bottom:2px;
  scrollbar-width:none;
}
.category-filters::-webkit-scrollbar{display:none}
.filter-btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 15px;
  background:var(--black-3);
  border:1.5px solid var(--border-dark);
  border-radius:100px;
  color:var(--gray-3);
  font-size:.8rem;font-weight:600;font-family:var(--font);
  white-space:nowrap;
  transition:all var(--ease);
  flex-shrink:0;
}
.filter-btn .filter-count{
  font-size:.68rem;padding:1px 6px;
  background:rgba(255,255,255,.08);
  border-radius:100px;color:var(--gray-3);
}
.filter-btn:hover{border-color:var(--yellow);color:var(--yellow)}
.filter-btn.active{
  background:var(--yellow);border-color:var(--yellow);
  color:var(--black);
  box-shadow:0 2px 12px rgba(255,224,0,.4);
}
.filter-btn.active .filter-count{background:rgba(0,0,0,.15);color:var(--black)}

/* ============================================================
   TOOLS SECTION
   ============================================================ */
#tools-section{padding:52px 0 80px}

.tools-header{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:28px;gap:16px;flex-wrap:wrap;
}
.tools-title{font-size:1.4rem;font-weight:900;letter-spacing:-.02em;color:var(--white)}
.sort-select{
  padding:8px 14px;
  background:var(--black-3);border:1.5px solid var(--border-dark);
  border-radius:var(--radius-sm);color:var(--white);
  font-family:var(--font);font-size:.85rem;outline:none;cursor:pointer;
  transition:border-color var(--ease);
}
.sort-select:focus{border-color:var(--yellow)}

/* ---- Cards ---- */
.tools-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(272px,1fr));
  gap:18px;
}
.tool-card{
  background:var(--black-2);
  border:1.5px solid var(--border-dark);
  border-radius:var(--radius-lg);
  padding:22px;
  display:flex;flex-direction:column;gap:12px;
  cursor:pointer;
  transition:all var(--ease);
  position:relative;overflow:hidden;
  animation:cardIn .35s ease both;
}
@keyframes cardIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.tool-card:hover{
  border-color:var(--yellow);
  transform:translateY(-4px);
  box-shadow:0 8px 32px rgba(255,224,0,.15);
}
.tool-card.featured{border-color:rgba(255,224,0,.3)}

.card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.card-logo{
  width:50px;height:50px;
  border-radius:var(--radius-sm);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;overflow:hidden;
}
.card-logo .logo-initials,
.card-logo .logo-svg-wrap,
.card-logo .logo-favicon-wrap{
  width:100%;height:100%;border-radius:var(--radius-sm);
  display:flex;align-items:center;justify-content:center;
}
.card-logo .logo-initials{font-size:1rem;font-weight:900;color:#fff;letter-spacing:-.03em}
.card-logo .logo-svg-wrap{padding:10px}
.card-logo .logo-favicon-wrap{padding:0;background:transparent;overflow:hidden}
.card-logo .logo-img--svg{width:100%;height:100%;object-fit:contain;filter:brightness(0) invert(1);display:block}
.card-logo .logo-favicon-wrap .logo-img{width:100%;height:100%;object-fit:cover;display:block}
.card-logo .logo-initials-inner{font-size:1rem;font-weight:900;color:#fff;letter-spacing:-.03em}

.card-badges{display:flex;flex-direction:column;align-items:flex-end;gap:5px}
.badge-featured{
  padding:3px 9px;border-radius:100px;
  font-size:.64rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;
  background:var(--yellow);color:var(--black);
}
.badge-price{padding:3px 9px;border-radius:100px;font-size:.68rem;font-weight:700}
.badge-price.free{background:rgba(0,220,130,.12);color:#00DC82;border:1px solid rgba(0,220,130,.25)}
.badge-price.freemium{background:rgba(255,224,0,.1);color:var(--yellow);border:1px solid rgba(255,224,0,.25)}
.badge-price.paid{background:rgba(255,100,100,.1);color:#FF6464;border:1px solid rgba(255,100,100,.2)}

.card-category{font-size:.7rem;font-weight:700;color:var(--yellow);letter-spacing:.06em;text-transform:uppercase;margin-bottom:4px}
.card-name{font-size:1rem;font-weight:800;letter-spacing:-.02em;color:var(--white);margin-bottom:6px}
.card-description{
  font-size:.82rem;color:var(--text-sub);line-height:1.65;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-tags{display:flex;flex-wrap:wrap;gap:5px}
.card-tag{
  padding:3px 9px;background:rgba(255,255,255,.05);
  border:1px solid var(--border-dark);border-radius:100px;
  font-size:.68rem;color:var(--gray-3);font-weight:500;
}
.card-footer{
  display:flex;align-items:center;justify-content:space-between;
  padding-top:10px;border-top:1px solid var(--border-dark);
}
.card-visit-link{
  display:inline-flex;align-items:center;gap:5px;
  font-size:.76rem;font-weight:700;color:var(--yellow);
  transition:color var(--ease);
}
.card-visit-link:hover{color:var(--yellow-light)}
.card-visit-link i{font-size:.68rem}
.card-detail-btn{
  display:inline-flex;align-items:center;gap:5px;
  font-size:.74rem;font-weight:600;color:var(--gray-3);
  padding:5px 11px;border:1px solid var(--border-dark);border-radius:100px;
  transition:all var(--ease);font-family:var(--font);
}
.card-detail-btn:hover{color:var(--white);border-color:rgba(255,255,255,.3)}

/* ---- こんな人に（target users） ---- */
.card-target{
  display:flex;flex-direction:column;gap:6px;
  padding:10px 12px;
  background:rgba(255,224,0,.06);
  border:1px solid rgba(255,224,0,.18);
  border-radius:var(--radius-sm);
}
.card-target-label{
  font-size:.63rem;font-weight:800;letter-spacing:.1em;
  text-transform:uppercase;color:var(--yellow);
  display:flex;align-items:center;gap:4px;
}
.card-target-label::before{content:'👤';font-size:.7rem}
.card-target-pills{display:flex;flex-wrap:wrap;gap:4px}
.card-target-pill{
  display:inline-flex;align-items:center;gap:4px;
  padding:3px 9px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  border-radius:100px;
  font-size:.69rem;font-weight:600;color:var(--white);
  white-space:nowrap;
}
.card-target-pill .pill-icon{font-size:.72rem}

/* モーダル内 target users */
.modal-target-users{
  margin-bottom:24px;
  padding:16px 18px;
  background:rgba(255,224,0,.07);
  border:1px solid rgba(255,224,0,.22);
  border-radius:var(--radius-md);
}
.modal-target-users:empty{display:none}
.modal-target-label{
  font-size:.72rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  color:var(--yellow);margin-bottom:10px;
  display:flex;align-items:center;gap:6px;
}
.modal-target-pills{display:flex;flex-wrap:wrap;gap:6px}
.modal-target-pill{
  display:inline-flex;align-items:center;gap:5px;
  padding:5px 13px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);
  border-radius:100px;
  font-size:.8rem;font-weight:600;color:var(--white);
}
.modal-target-pill .pill-icon{font-size:.85rem}

/* empty */
.empty-state{text-align:center;padding:80px 24px}
.empty-icon{font-size:2.5rem;margin-bottom:14px}
.empty-text{font-size:1rem;color:var(--text-sub);margin-bottom:20px}
.btn-reset{
  padding:10px 24px;background:var(--yellow);color:var(--black);
  border-radius:100px;font-size:.875rem;font-weight:800;
  font-family:var(--font);transition:all var(--ease);
}
.btn-reset:hover{opacity:.85}

/* load more */
.load-more-wrap{display:flex;justify-content:center;margin-top:44px}
.btn-load-more{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 36px;
  background:transparent;border:2px solid var(--yellow);
  border-radius:100px;color:var(--yellow);
  font-size:.9rem;font-weight:800;font-family:var(--font);
  transition:all var(--ease);
}
.btn-load-more:hover{background:var(--yellow);color:var(--black)}

/* ============================================================
   SECTION HEADING (shared)
   ============================================================ */
.section-heading{text-align:center;margin-bottom:44px}
.section-tag{
  display:inline-block;
  padding:4px 14px;margin-bottom:12px;
  background:var(--yellow);color:var(--black);
  border-radius:100px;
  font-size:.72rem;font-weight:900;letter-spacing:.12em;
}
.section-title{
  font-size:clamp(1.6rem,3.5vw,2.4rem);font-weight:900;
  color:var(--white);letter-spacing:-.03em;margin-bottom:10px;
}
.section-desc{font-size:.9rem;color:var(--text-sub)}

/* ============================================================
   RANKING
   ============================================================ */
#ranking-section{
  padding:80px 0;
  background:var(--black-2);
  border-top:1px solid var(--border-dark);
}
.ranking-list{
  max-width:720px;margin:0 auto;
  display:flex;flex-direction:column;gap:10px;
}
.ranking-item{
  display:flex;align-items:center;gap:18px;
  background:var(--black-3);
  border:1.5px solid var(--border-dark);
  border-radius:var(--radius-md);
  padding:16px 20px;
  transition:all var(--ease);
  cursor:pointer;
}
.ranking-item:hover{border-color:var(--yellow);transform:translateX(4px)}

/* TOP3 */
.ranking-item:nth-child(1){border-color:rgba(255,224,0,.5);background:rgba(255,224,0,.06)}
.ranking-item:nth-child(2){border-color:rgba(200,200,200,.3)}
.ranking-item:nth-child(3){border-color:rgba(205,127,50,.3)}

.rank-num{
  width:36px;height:36px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;font-weight:900;flex-shrink:0;
}
.ranking-item:nth-child(1) .rank-num{background:var(--yellow);color:var(--black)}
.ranking-item:nth-child(2) .rank-num{background:#C0C0C0;color:var(--black)}
.ranking-item:nth-child(3) .rank-num{background:#CD7F32;color:var(--black)}
.ranking-item:nth-child(n+4) .rank-num{background:var(--black-4);color:var(--gray-3)}

.rank-logo{
  width:40px;height:40px;border-radius:10px;overflow:hidden;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
}
.rank-logo .logo-initials,
.rank-logo .logo-svg-wrap,
.rank-logo .logo-favicon-wrap{
  width:100%;height:100%;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
}
.rank-logo .logo-initials{font-size:.85rem;font-weight:900;color:#fff;letter-spacing:-.03em}
.rank-logo .logo-svg-wrap{padding:9px}
.rank-logo .logo-favicon-wrap{padding:0;background:transparent;overflow:hidden}
.rank-logo .logo-img--svg{width:100%;height:100%;object-fit:contain;filter:brightness(0) invert(1);display:block}
.rank-logo .logo-favicon-wrap .logo-img{width:100%;height:100%;object-fit:cover;display:block}
.rank-logo .logo-initials-inner{font-size:.85rem;font-weight:900;color:#fff;letter-spacing:-.03em}

.rank-info{flex:1;min-width:0}
.rank-name{font-size:1rem;font-weight:800;color:var(--white);margin-bottom:2px}
.rank-category{font-size:.72rem;color:var(--text-sub);font-weight:500}
.rank-views{
  font-size:.8rem;font-weight:700;color:var(--yellow);
  white-space:nowrap;
}

/* ============================================================
   BLOG SECTION (index)
   ============================================================ */
#blog-section{
  padding:80px 0;
  border-top:1px solid var(--border-dark);
}
.blog-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
  gap:20px;
}
.blog-card{
  background:var(--black-2);
  border:1.5px solid var(--border-dark);
  border-radius:var(--radius-lg);
  overflow:hidden;
  transition:all var(--ease);
  display:flex;flex-direction:column;
}
.blog-card:hover{border-color:var(--yellow);transform:translateY(-4px)}
.blog-card-thumb{
  width:100%;height:180px;
  background:linear-gradient(135deg,var(--black-3),var(--black-4));
  display:flex;align-items:center;justify-content:center;
  font-size:3rem;
  flex-shrink:0;
}
.blog-card-body{padding:20px;flex:1;display:flex;flex-direction:column;gap:10px}
.blog-cat-badge{
  display:inline-block;padding:3px 10px;
  background:var(--yellow);color:var(--black);
  border-radius:100px;font-size:.68rem;font-weight:800;
  letter-spacing:.04em;
}
.blog-card-title{
  font-size:1rem;font-weight:800;color:var(--white);
  line-height:1.45;letter-spacing:-.01em;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.blog-card-excerpt{
  font-size:.82rem;color:var(--text-sub);line-height:1.65;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  flex:1;
}
.blog-card-meta{
  display:flex;align-items:center;justify-content:space-between;
  padding-top:10px;border-top:1px solid var(--border-dark);
  font-size:.75rem;color:var(--gray-3);
}
.blog-more-wrap{display:flex;justify-content:center;margin-top:40px}
.btn-blog-more{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 32px;
  background:var(--yellow);color:var(--black);
  border-radius:100px;font-size:.9rem;font-weight:800;
  transition:all var(--ease);
}
.btn-blog-more:hover{background:var(--yellow-light);transform:translateY(-2px)}

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay{
  position:fixed;inset:0;z-index:200;
  background:rgba(0,0,0,.75);backdrop-filter:blur(10px);
  display:flex;align-items:center;justify-content:center;
  padding:24px;
  opacity:0;pointer-events:none;
  transition:opacity .25s ease;
}
.modal-overlay.open{opacity:1;pointer-events:auto}
.modal-card{
  background:var(--black-2);
  border:2px solid var(--yellow);
  border-radius:var(--radius-xl);
  padding:36px;max-width:560px;width:100%;
  position:relative;
  box-shadow:0 0 60px rgba(255,224,0,.15),0 20px 60px rgba(0,0,0,.7);
  transform:scale(.95) translateY(20px);
  transition:transform .3s cubic-bezier(.34,1.56,.64,1);
}
.modal-overlay.open .modal-card{transform:scale(1) translateY(0)}
.modal-close{
  position:absolute;top:16px;right:16px;
  width:36px;height:36px;border-radius:50%;
  background:var(--black-3);border:1px solid var(--border-dark);
  color:var(--gray-3);display:flex;align-items:center;justify-content:center;
  font-size:.85rem;transition:all var(--ease);
}
.modal-close:hover{background:var(--yellow);color:var(--black)}
.modal-header{display:flex;align-items:center;gap:18px;margin-bottom:20px}
.modal-logo{
  width:68px;height:68px;border-radius:var(--radius-md);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;overflow:hidden;
  box-shadow:0 4px 16px rgba(0,0,0,.3);
}
.modal-logo .logo-initials,.modal-logo .logo-svg-wrap,.modal-logo .logo-favicon-wrap{
  width:100%;height:100%;border-radius:var(--radius-md);
  display:flex;align-items:center;justify-content:center;
}
.modal-logo .logo-initials{font-size:1.5rem;font-weight:800;color:#fff;letter-spacing:-.03em}
.modal-logo .logo-svg-wrap{padding:14px}
.modal-logo .logo-favicon-wrap{padding:0;background:transparent;overflow:hidden}
.modal-logo .logo-img--svg{width:100%;height:100%;object-fit:contain;filter:brightness(0) invert(1);display:block}
.modal-logo .logo-favicon-wrap .logo-img{width:100%;height:100%;object-fit:cover;display:block}
.modal-logo .logo-initials-inner{font-size:1.5rem;font-weight:800;color:#fff;letter-spacing:-.03em}

.modal-tool-name{font-size:1.5rem;font-weight:900;letter-spacing:-.03em;color:var(--white)}
.modal-category-badge{
  display:inline-block;padding:3px 12px;margin-top:6px;
  background:rgba(255,224,0,.12);border:1px solid rgba(255,224,0,.3);
  border-radius:100px;font-size:.72rem;font-weight:700;color:var(--yellow);
}
.modal-description{
  font-size:.95rem;color:var(--text-sub);line-height:1.75;
  margin-bottom:24px;padding-bottom:24px;
  border-bottom:1px solid var(--border-dark);
}
.modal-meta{display:flex;flex-direction:column;gap:14px;margin-bottom:28px}
.modal-meta-item{display:flex;align-items:flex-start;gap:14px}
.meta-label{
  font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  color:var(--gray-3);min-width:44px;padding-top:2px;
}
.meta-value{font-size:.9rem;font-weight:700;color:var(--white)}
.modal-tags{display:flex;flex-wrap:wrap;gap:6px}
.modal-tag{
  padding:4px 12px;background:rgba(255,255,255,.05);
  border:1px solid var(--border-dark);border-radius:100px;
  font-size:.75rem;color:var(--gray-3);font-weight:500;
}
.btn-visit{
  display:flex;align-items:center;justify-content:center;gap:8px;
  width:100%;padding:14px;
  background:var(--yellow);border-radius:var(--radius-md);
  color:var(--black);font-size:.95rem;font-weight:900;
  transition:all var(--ease);
}
.btn-visit:hover{background:var(--yellow-light);transform:translateY(-2px)}

/* ============================================================
   FOOTER
   ============================================================ */
#site-footer{
  background:var(--black);
  border-top:2px solid var(--yellow);
  padding:40px 24px;
}
.footer-inner{max-width:1280px;margin:0 auto}
.footer-top{
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:20px;
  padding-bottom:24px;margin-bottom:24px;
  border-bottom:1px solid var(--border-dark);
}
.footer-brand{display:flex;align-items:center;gap:8px;font-weight:900;font-size:1.1rem}
.footer-nav{display:flex;gap:8px;flex-wrap:wrap}
.footer-nav a{
  padding:6px 14px;border-radius:6px;
  font-size:.82rem;font-weight:600;color:var(--gray-3);
  border:1px solid var(--border-dark);
  transition:all var(--ease);
}
.footer-nav a:hover{background:var(--yellow);color:var(--black);border-color:var(--yellow)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px}
.footer-copy{font-size:.9rem;font-weight:700;color:var(--white)}
.footer-credit{font-size:.76rem;color:var(--gray-3)}

/* ============================================================
   BLOG PAGE  (blog.html)
   ============================================================ */
.page-hero{
  background:var(--yellow);
  padding:100px 24px 60px;
  text-align:center;
}
.page-hero-title{
  font-size:clamp(2.2rem,5vw,4rem);font-weight:900;
  color:var(--black);letter-spacing:-.04em;margin-bottom:12px;
}
.page-hero-sub{font-size:1rem;color:rgba(0,0,0,.6);font-weight:500}

.blog-page-content{padding:60px 0 100px}
.blog-filter-bar{
  display:flex;flex-wrap:wrap;gap:8px;margin-bottom:36px;
}
.blog-filter-btn{
  padding:7px 16px;
  background:var(--black-3);border:1.5px solid var(--border-dark);
  border-radius:100px;
  color:var(--gray-3);font-size:.8rem;font-weight:600;font-family:var(--font);
  transition:all var(--ease);cursor:pointer;
}
.blog-filter-btn:hover{border-color:var(--yellow);color:var(--yellow)}
.blog-filter-btn.active{background:var(--yellow);border-color:var(--yellow);color:var(--black)}

.blog-page-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
  gap:20px;
}
.blog-empty{
  grid-column:1/-1;text-align:center;
  padding:60px;color:var(--text-sub);font-size:1rem;
}

/* ============================================================
   BLOG ADMIN PAGE (blog-admin.html)
   ============================================================ */
.admin-wrap{
  max-width:840px;margin:0 auto;padding:100px 24px 80px;
}
.admin-header{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:36px;flex-wrap:wrap;gap:12px;
}
.admin-title{font-size:1.6rem;font-weight:900;color:var(--white);letter-spacing:-.03em}
.admin-tabs{display:flex;gap:4px;background:var(--black-3);padding:4px;border-radius:10px}
.admin-tab{
  padding:8px 18px;border-radius:8px;
  font-size:.82rem;font-weight:700;color:var(--gray-3);
  font-family:var(--font);transition:all var(--ease);cursor:pointer;
}
.admin-tab.active{background:var(--yellow);color:var(--black)}

/* Form */
.post-form{display:flex;flex-direction:column;gap:20px}
.form-row{display:flex;flex-direction:column;gap:6px}
.form-row label{font-size:.8rem;font-weight:700;color:var(--gray-3);letter-spacing:.04em;text-transform:uppercase}
.form-input,.form-select,.form-textarea{
  width:100%;padding:12px 16px;
  background:var(--black-3);border:1.5px solid var(--border-dark);
  border-radius:var(--radius-sm);
  color:var(--white);font-family:var(--font);font-size:.95rem;
  outline:none;transition:border-color var(--ease);
}
.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--yellow)}
.form-textarea{min-height:280px;resize:vertical;line-height:1.7}
.form-select option{background:var(--black-3)}
.form-row-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-actions{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}
.btn-publish{
  padding:12px 28px;background:var(--yellow);color:var(--black);
  border-radius:100px;font-size:.9rem;font-weight:900;font-family:var(--font);
  transition:all var(--ease);
}
.btn-publish:hover{background:var(--yellow-light);transform:translateY(-1px)}
.btn-draft{
  padding:12px 24px;
  background:transparent;border:1.5px solid var(--border-dark);
  border-radius:100px;color:var(--gray-3);
  font-size:.9rem;font-weight:700;font-family:var(--font);
  transition:all var(--ease);
}
.btn-draft:hover{border-color:var(--gray-3);color:var(--white)}
.btn-danger{
  padding:8px 16px;
  background:transparent;border:1px solid rgba(255,80,80,.3);
  border-radius:6px;color:#FF6464;
  font-size:.78rem;font-weight:600;font-family:var(--font);
  transition:all var(--ease);
}
.btn-danger:hover{background:rgba(255,80,80,.1)}
.btn-edit{
  padding:8px 16px;
  background:transparent;border:1px solid var(--border-dark);
  border-radius:6px;color:var(--gray-3);
  font-size:.78rem;font-weight:600;font-family:var(--font);
  transition:all var(--ease);
}
.btn-edit:hover{border-color:var(--yellow);color:var(--yellow)}

/* Post list */
.post-list{display:flex;flex-direction:column;gap:10px}
.post-list-item{
  background:var(--black-3);border:1.5px solid var(--border-dark);
  border-radius:var(--radius-md);padding:16px 20px;
  display:flex;align-items:center;gap:16px;
  transition:border-color var(--ease);
}
.post-list-item:hover{border-color:var(--yellow)}
.post-list-status{
  width:8px;height:8px;border-radius:50%;flex-shrink:0;
}
.post-list-status.published{background:#00DC82;box-shadow:0 0 6px #00DC82}
.post-list-status.draft{background:var(--gray-3)}
.post-list-info{flex:1;min-width:0}
.post-list-title{font-size:.95rem;font-weight:800;color:var(--white);margin-bottom:3px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.post-list-meta{font-size:.75rem;color:var(--gray-3)}
.post-list-actions{display:flex;gap:6px;flex-shrink:0}

/* Toast */
.toast{
  position:fixed;bottom:24px;right:24px;z-index:500;
  padding:14px 22px;background:var(--yellow);color:var(--black);
  border-radius:100px;font-size:.875rem;font-weight:800;
  box-shadow:0 4px 20px rgba(255,224,0,.4);
  transform:translateY(20px);opacity:0;
  transition:all .3s ease;pointer-events:none;
}
.toast.show{transform:translateY(0);opacity:1}

/* ============================================================
   SCROLLBAR
   ============================================================ */
/* ============================================================
   YOUTUBE SECTION
   ============================================================ */
#youtube-section{padding:60px 0 80px}
.youtube-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  gap:20px;
}
.yt-card{
  background:var(--black-2);
  border:1.5px solid var(--border-dark);
  border-radius:var(--radius-lg);
  overflow:hidden;
  cursor:pointer;
  transition:all var(--ease);
  animation:cardIn .35s ease both;
  text-decoration:none;
  display:flex;flex-direction:column;
}
.yt-card:hover{
  border-color:var(--yellow);
  transform:translateY(-4px);
  box-shadow:0 8px 32px rgba(255,224,0,.15);
}
.yt-thumb-wrap{
  position:relative;
  width:100%;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--black-3);
}
.yt-thumb{
  width:100%;height:100%;
  object-fit:cover;
  display:block;
  transition:transform .4s ease;
}
.yt-card:hover .yt-thumb{transform:scale(1.04)}
.yt-play-btn{
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  background:rgba(0,0,0,.3);
  opacity:0;transition:opacity var(--ease);
}
.yt-card:hover .yt-play-btn{opacity:1}
.yt-play-btn i{
  font-size:2.8rem;
  color:#fff;
  filter:drop-shadow(0 2px 8px rgba(0,0,0,.6));
}
.yt-duration{
  position:absolute;bottom:8px;right:8px;
  background:rgba(0,0,0,.8);color:#fff;
  font-size:.7rem;font-weight:700;
  padding:2px 6px;border-radius:4px;
}
.yt-body{
  padding:14px 16px 16px;
  display:flex;flex-direction:column;gap:8px;flex:1;
}
.yt-title{
  font-size:.9rem;font-weight:700;
  color:var(--white);line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.yt-meta{
  display:flex;align-items:center;justify-content:space-between;
  font-size:.73rem;color:var(--gray-3);margin-top:auto;
}
.yt-date{display:flex;align-items:center;gap:4px}
.yt-channel-badge{
  display:inline-flex;align-items:center;gap:5px;
  background:rgba(255,0,0,.12);border:1px solid rgba(255,0,0,.25);
  border-radius:100px;padding:2px 9px;
  font-size:.68rem;font-weight:700;color:#ff4444;
}
.yt-loading{
  grid-column:1/-1;text-align:center;
  padding:60px 24px;color:var(--text-sub);
}
.yt-loading i{font-size:1.5rem;display:block;margin-bottom:12px;color:#666}
.yt-error{
  grid-column:1/-1;text-align:center;padding:40px 24px;
  background:rgba(255,255,255,.03);border:1px solid var(--border-dark);
  border-radius:var(--radius-md);
}
.yt-error p{color:var(--text-sub);margin-bottom:14px}
.yt-more-wrap{display:flex;justify-content:center;margin-top:40px}
.btn-yt-more{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 32px;
  background:#FF0000;color:#fff;
  border-radius:100px;font-size:.9rem;font-weight:800;
  transition:all var(--ease);text-decoration:none;
}
.btn-yt-more:hover{background:#cc0000;transform:translateY(-2px)}

/* blog.html 内のYouTubeセクション */
.yt-page-section{padding:60px 0 80px;border-top:1px solid var(--border-dark)}

/* ---- iframe フォールバック ---- */
.yt-iframe-fallback{grid-column:1/-1}
.yt-iframe-note{
  text-align:center;
  font-size:.82rem;font-weight:700;
  color:#ff4444;letter-spacing:.06em;
  margin-bottom:16px;
  display:flex;align-items:center;justify-content:center;gap:7px;
}
.yt-iframe-note i{font-size:1rem}
.yt-iframe-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
  max-width:860px;
  margin:0 auto;
}
.yt-iframe-wrap{
  position:relative;
  width:100%;
  aspect-ratio:16/9;
  background:var(--black-3);
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1.5px solid var(--border-dark);
}
.yt-iframe-wrap iframe{
  position:absolute;inset:0;
  width:100%;height:100%;
  border:none;
}

/* ============================================================
   RESPONSIVE — YouTube
   ============================================================ */
@media(max-width:768px){
  .youtube-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
  #youtube-section{padding:40px 0 60px}
  .yt-page-section{padding:40px 0 60px}
}
@media(max-width:480px){
  .youtube-grid{grid-template-columns:1fr;gap:12px}
  .yt-title{font-size:.85rem}
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar-track{background:var(--black)}
::-webkit-scrollbar-thumb{background:var(--black-4);border-radius:100px}
::-webkit-scrollbar-thumb:hover{background:var(--yellow)}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* ---- タブレット (≤1024px) ---- */
@media(max-width:1024px){
  .tools-grid{
    grid-template-columns:repeat(auto-fill,minmax(240px,1fr));
  }
  .ranking-list{
    grid-template-columns:1fr;
  }
}

/* ---- タブレット縦・大きめスマホ (≤768px) ---- */
@media(max-width:768px){

  /* ヘッダー */
  #site-header{padding:0 16px}
  .header-inner{gap:12px}
  .logo-text{font-size:1rem}
  .header-nav a{
    padding:6px 10px;
    font-size:.76rem;
  }
  .header-nav a i{font-size:.74rem}

  /* ヒーロー */
  #hero-section{padding:80px 20px 56px}
  .hero-content{max-width:100%}
  .catch-line1{font-size:clamp(2rem,9vw,3.4rem)}
  .catch-line2{font-size:clamp(2.8rem,13vw,5.5rem)}
  .hero-sub{font-size:.9rem}
  .hero-search-wrap{margin-bottom:28px}
  .search-input{padding:14px 44px 14px 42px;font-size:.9rem}
  .hero-stats{gap:14px}
  .stat-number{font-size:1.6rem}
  .hero-badge{font-size:.7rem;padding:5px 14px}

  /* カテゴリフィルター */
  #categories-section{top:60px;padding:10px 0}
  .category-filters{gap:6px;padding:0 16px 2px}
  .filter-btn{padding:6px 12px;font-size:.75rem}

  /* ツールグリッド */
  #tools-section{padding:36px 0 60px}
  .tools-header{margin-bottom:20px}
  .tools-title{font-size:1.2rem}
  .tools-grid{
    grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
    gap:14px;
  }

  /* カード */
  .tool-card{padding:18px}
  .card-logo{width:44px;height:44px}
  .card-name{font-size:.95rem}
  .card-target{padding:8px 10px}

  /* ランキング */
  #ranking-section{padding:48px 0 60px}
  .ranking-item{padding:12px 16px;gap:12px}
  .rank-num{font-size:1.1rem;min-width:28px}
  .rank-logo{width:36px;height:36px}
  .rank-name{font-size:.9rem}
  .rank-views{font-size:.8rem}

  /* ブロググリッド */
  #blog-section{padding:48px 0 60px}
  .blog-grid{grid-template-columns:1fr}
  .blog-page-grid{grid-template-columns:1fr}

  /* モーダル */
  .modal-overlay{padding:16px}
  .modal-card{padding:24px;border-radius:var(--radius-lg)}
  .modal-header{gap:14px;margin-bottom:16px}
  .modal-logo{width:56px;height:56px}
  .modal-tool-name{font-size:1.25rem}
  .modal-description{font-size:.88rem;margin-bottom:18px;padding-bottom:18px}

  /* フッター */
  .footer-top{flex-direction:column;align-items:flex-start;gap:14px}
  .footer-nav{gap:6px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:4px}

  /* ブログ管理 */
  .admin-wrap{padding:84px 16px 60px}
  .admin-header{margin-bottom:24px}
  .admin-title{font-size:1.3rem}
  .form-row-2{grid-template-columns:1fr}
  .form-actions{justify-content:stretch}
  .btn-publish,.btn-draft{width:100%;text-align:center;justify-content:center}

  /* ブログページ */
  .page-hero{padding:84px 20px 44px}
}

/* ---- スマホ (≤480px) ---- */
@media(max-width:480px){

  /* ヘッダー */
  .logo-text{display:none}
  .header-nav a{padding:7px 9px}
  .header-nav a i{font-size:.82rem;margin:0}

  /* ヒーロー */
  #hero-section{padding:76px 16px 52px}
  .catch-line1{font-size:clamp(1.8rem,10vw,2.8rem)}
  .catch-line2{font-size:clamp(2.6rem,15vw,4.5rem)}
  .hero-sub{font-size:.84rem;line-height:1.65}
  .search-input{font-size:.88rem}
  .hero-stats{gap:10px}
  .stat-number{font-size:1.4rem}
  .stat-sep{display:none}
  .stat-label{font-size:.65rem}
  .hero-badge{font-size:.68rem;padding:4px 12px;margin-bottom:16px}

  /* ツールグリッド */
  .tools-grid{
    grid-template-columns:1fr;
    gap:12px;
  }
  .tools-header{
    flex-direction:column;
    align-items:flex-start;
    gap:10px;
  }
  .sort-select{width:100%}

  /* カード */
  .tool-card{padding:16px;gap:10px}
  .card-header{gap:8px}
  .card-logo{width:40px;height:40px}
  .card-name{font-size:.9rem}
  .card-description{font-size:.78rem}
  .card-target-pill{font-size:.66rem;padding:3px 7px}
  .card-tag{font-size:.64rem;padding:2px 7px}
  .card-visit-link{font-size:.72rem}
  .card-detail-btn{font-size:.7rem;padding:4px 9px}

  /* ランキング */
  .ranking-item{padding:10px 14px;gap:10px}
  .rank-logo{width:32px;height:32px}
  .rank-name{font-size:.85rem}
  .rank-category{font-size:.7rem}
  .rank-views{font-size:.75rem}

  /* セクション見出し */
  .section-title{font-size:1.5rem}
  .section-desc{font-size:.85rem}

  /* モーダル */
  .modal-overlay{padding:12px}
  .modal-card{padding:20px;border-radius:var(--radius-md)}
  .modal-header{gap:12px}
  .modal-logo{width:48px;height:48px}
  .modal-tool-name{font-size:1.1rem}
  .modal-description{font-size:.85rem}
  .modal-target-users{padding:12px 14px}
  .modal-target-pill{font-size:.75rem;padding:4px 10px}

  /* ブログカード */
  .blog-card-title{font-size:.9rem}
  .blog-card-excerpt{font-size:.78rem}
  .btn-blog-more{padding:11px 24px;font-size:.85rem}

  /* フッター */
  .footer-nav{flex-wrap:wrap}
  .footer-nav a{font-size:.76rem;padding:5px 10px}
  .footer-copy{font-size:.82rem}
}

/* ---- 小型スマホ (≤360px) ---- */
@media(max-width:360px){
  .catch-line1{font-size:1.75rem}
  .catch-line2{font-size:2.5rem}
  .hero-stats{flex-wrap:wrap;justify-content:center}
  .tools-grid{grid-template-columns:1fr}
  .header-nav a{padding:6px 7px}
  .modal-card{padding:16px}
  .modal-header{flex-direction:column;align-items:flex-start}
}