@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@600;800&family=Noto+Sans+JP:wght@400;500;700&display=swap');

:root{
  --bg:#0a120d; --bg2:#0f1b13; --panel:#152018; --panel2:#1b2a20; --text:#f2f7f0; --sub:#8fa89b;
  --border:#26362b; --accent:#1fcf85; --accent2:#0ea867; --accent-soft:#122a1d;
  --gold:#e9c265; --gold-deep:#b8862b; --red:#d9534f; --radius:16px;
  --shadow-lg:0 20px 50px -12px rgba(0,0,0,.55);
  --shadow-sm:0 6px 18px -6px rgba(0,0,0,.4);
}
html[data-theme="light"]{
  --bg:#f4f8f4; --bg2:#eef4ee; --panel:#ffffff; --panel2:#f6faf6; --text:#132018; --sub:#5d7368;
  --border:#dfe9e1; --accent:#0e9a63; --accent2:#0a8352; --accent-soft:#e6f5ec; --gold:#b8862b; --gold-deep:#8a6420;
  --shadow-lg:0 20px 45px -18px rgba(20,50,35,.25);
  --shadow-sm:0 6px 16px -8px rgba(20,50,35,.18);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans JP",system-ui,-apple-system,"Segoe UI","Hiragino Sans",sans-serif;
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  background:
    radial-gradient(circle at 15% -10%, rgba(31,207,133,.16), transparent 45%),
    radial-gradient(circle at 110% 10%, rgba(233,194,101,.10), transparent 40%),
    repeating-linear-gradient(135deg, rgba(255,255,255,.012) 0 2px, transparent 2px 42px),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  background-attachment:fixed;
  min-height:100vh;
}
::selection{background:var(--accent);color:#04140c}

.wrap{max-width:780px;margin:0 auto;padding:20px 16px 90px;position:relative}

/* header */
header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px;padding-bottom:14px;border-bottom:1px solid var(--border)}
.logo{font-family:"Cinzel",serif;font-weight:800;font-size:1.28rem;letter-spacing:.02em;text-decoration:none;color:var(--text);display:flex;align-items:center;gap:8px}
.logo::before{content:"♠";color:var(--gold);font-size:1.1em;text-shadow:0 0 14px rgba(233,194,101,.55)}
.logo span{background:linear-gradient(120deg,var(--accent),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
nav a{color:var(--sub);text-decoration:none;font-size:.85rem;margin-left:14px}
nav a:hover{color:var(--accent)}
.theme-btn{background:var(--panel);border:1px solid var(--border);color:var(--text);border-radius:999px;padding:7px 13px;cursor:pointer;font-size:.9rem;box-shadow:var(--shadow-sm);transition:transform .15s ease,border-color .15s ease}
.theme-btn:hover{transform:translateY(-1px);border-color:var(--gold)}

h1{font-family:"Cinzel",serif;font-size:1.55rem;margin:20px 0 6px;text-align:center;letter-spacing:.01em}
.lead{text-align:center;color:var(--sub);font-size:.93rem;margin:0 0 18px}

/* search */
.searchbar{position:sticky;top:10px;z-index:5}
.searchbar input{
  width:100%;border:1px solid var(--border);border-radius:999px;padding:16px 20px;
  font-size:1.12rem;font-weight:600;background:var(--panel);color:var(--text);outline:none;
  box-shadow:var(--shadow-lg), inset 0 0 0 1px rgba(233,194,101,.05);
  transition:box-shadow .2s ease, border-color .2s ease;
}
.searchbar input:focus{
  border-color:var(--accent);
  box-shadow:var(--shadow-lg), 0 0 0 4px rgba(31,207,133,.18), 0 0 22px rgba(31,207,133,.25);
}
.searchbar input::placeholder{color:var(--sub);font-weight:400}
.hintline{font-size:.78rem;color:var(--sub);text-align:center;margin:10px 0 14px}

/* category pills */
.cats{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:16px}
.cat{
  background:var(--panel);border:1px solid var(--border);color:var(--sub);border-radius:999px;
  padding:8px 15px;font-size:.82rem;cursor:pointer;font-weight:500;
  transition:transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.cat:hover{transform:translateY(-1px);border-color:var(--gold);color:var(--text)}
.cat.on{
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#04140c;border-color:transparent;font-weight:700;
  box-shadow:0 6px 18px -4px rgba(31,207,133,.55);
}

.count{font-size:.78rem;color:var(--sub);margin:4px 2px 12px;letter-spacing:.02em}

/* list */
.list{display:flex;flex-direction:column;gap:12px}
.item{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg, var(--panel2), var(--panel));
  border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px 16px 20px;cursor:pointer;
  box-shadow:var(--shadow-sm);
  transition:transform .16s ease, border-color .16s ease, box-shadow .16s ease;
  animation:riseIn .32s ease both;
}
.item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:linear-gradient(180deg,var(--gold),var(--accent));
  opacity:.75;
}
.item::after{
  content:"♦";position:absolute;right:10px;top:6px;font-size:2.6rem;color:var(--gold);
  opacity:.05;pointer-events:none;line-height:1;
}
.item:hover{border-color:var(--accent);transform:translateY(-2px) scale(1.005);box-shadow:var(--shadow-lg)}
.item .en{font-size:1.14rem;font-weight:700;color:var(--text)}
.item .kana{font-size:.82rem;color:var(--gold);margin-top:2px;letter-spacing:.01em}
.item .ja{font-size:.88rem;color:var(--sub);margin-top:6px}
.item .tag{
  display:inline-block;font-size:.7rem;color:var(--accent);background:var(--accent-soft);
  border:1px solid var(--border);border-radius:999px;padding:2px 10px;margin-top:10px;letter-spacing:.02em;font-weight:600;
}

/* speak buttons */
.spk{
  position:absolute;right:14px;top:14px;z-index:2;
  background:var(--panel);border:1px solid var(--border);color:var(--accent);
  border-radius:999px;width:34px;height:34px;font-size:1rem;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-sm);transition:transform .15s ease,border-color .15s ease,background .15s ease;
}
.spk:hover{transform:translateY(-1px) scale(1.05);border-color:var(--accent)}
.spk.playing{animation:pulseSpk .9s ease-in-out infinite;border-color:var(--accent);color:var(--gold)}
.spk.sm{position:static;width:28px;height:28px;font-size:.82rem;flex:none}
@keyframes pulseSpk{0%,100%{box-shadow:0 0 0 0 rgba(31,207,133,.5)}50%{box-shadow:0 0 0 7px rgba(31,207,133,0)}}
.item{padding-right:52px}
.speak{
  background:linear-gradient(135deg,var(--accent),var(--accent2));border:none;color:#04140c;
  border-radius:999px;padding:8px 16px;font-size:.82rem;cursor:pointer;font-weight:700;
  box-shadow:0 8px 20px -6px rgba(31,207,133,.55);transition:transform .15s ease;
}
.speak:hover{transform:translateY(-1px)}
.speak.playing{animation:pulseSpk .9s ease-in-out infinite}

@keyframes riseIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}

.empty{text-align:center;color:var(--sub);padding:40px 10px;font-size:.9rem}

/* detail */
.detail{
  position:relative;overflow:hidden;
  background:linear-gradient(165deg, var(--panel2), var(--panel));
  border:1px solid var(--border);border-radius:20px;padding:24px 22px;margin-bottom:16px;
  box-shadow:var(--shadow-lg);
  animation:riseIn .28s ease both;
}
.detail::before{
  content:"";position:absolute;inset:0;border-radius:20px;padding:1px;
  background:linear-gradient(135deg, rgba(233,194,101,.55), transparent 35%, transparent 65%, rgba(31,207,133,.4));
  -webkit-mask:linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor; mask-composite:exclude;
  pointer-events:none;
}
.detail .back{background:transparent;border:none;color:var(--accent);font-size:.88rem;cursor:pointer;padding:0;margin-bottom:14px;font-weight:600}
.detail .back:hover{color:var(--gold)}
.detail .dtools{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap;margin-bottom:14px}
.detail .men{font-family:"Cinzel",serif;font-size:1.65rem;font-weight:800;line-height:1.3}
.detail .mkana{font-size:1rem;color:var(--gold);margin-top:6px}
.detail .mja{font-size:.98rem;color:var(--text);margin-top:12px}
.detail .copy{
  background:var(--accent-soft);border:1px solid var(--border);color:var(--accent);border-radius:999px;
  padding:8px 16px;font-size:.82rem;cursor:pointer;font-weight:600;transition:transform .15s ease,border-color .15s ease;
}
.detail .copy:hover{transform:translateY(-1px);border-color:var(--accent)}
.detail .note{
  background:var(--accent-soft);border:1px solid var(--border);border-left:3px solid var(--gold);
  border-radius:10px;padding:13px 15px;font-size:.85rem;color:var(--sub);margin-top:18px;
}
.sec{
  font-family:"Cinzel",serif;font-size:.8rem;color:var(--gold);font-weight:700;
  margin:24px 0 10px;letter-spacing:.06em;text-transform:uppercase;
  display:flex;align-items:center;gap:8px;
}
.sec::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,var(--border),transparent)}
.var{
  border:1px solid var(--border);border-radius:12px;padding:12px 14px;margin-bottom:9px;background:var(--bg);
  display:flex;justify-content:space-between;align-items:center;gap:10px;
  transition:border-color .15s ease;
}
.var:hover{border-color:var(--gold)}
.var .vl{flex:1}
.var .ven{font-size:1.02rem;font-weight:600}
.var .vkana{font-size:.78rem;color:var(--gold);margin-top:1px}
.var .tone{font-size:.7rem;color:var(--sub);border:1px solid var(--border);border-radius:999px;padding:2px 9px;white-space:nowrap}
.var .cp{background:transparent;border:1px solid var(--border);color:var(--sub);border-radius:9px;padding:6px 10px;font-size:.74rem;cursor:pointer;white-space:nowrap;transition:color .15s ease,border-color .15s ease}
.var .cp:hover{color:var(--accent);border-color:var(--accent)}
.rel{display:flex;gap:8px;flex-wrap:wrap}
.rel button{
  background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:999px;
  padding:8px 14px;font-size:.82rem;cursor:pointer;transition:transform .15s ease,border-color .15s ease,color .15s ease;
}
.rel button:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}

footer{text-align:center;color:var(--sub);font-size:.8rem;margin-top:32px;letter-spacing:.02em}
footer::before{content:"♣ ♥ ♦ ♠";display:block;color:var(--gold);opacity:.5;letter-spacing:.5em;margin-bottom:10px;font-size:.85rem}
.disc{
  background:var(--accent-soft);border:1px solid var(--border);border-radius:14px;
  padding:12px 15px;font-size:.8rem;color:var(--sub);margin:20px 0;
}
.toast{
  position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(8px);
  background:linear-gradient(135deg,var(--accent),var(--accent2));color:#04140c;font-weight:700;
  padding:10px 20px;border-radius:999px;font-size:.85rem;opacity:0;pointer-events:none;
  box-shadow:0 10px 30px -8px rgba(31,207,133,.6);
  transition:opacity .25s ease, transform .25s ease;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

@media (max-width:420px){
  .detail .men{padding-right:0;margin-top:6px}
  .detail .copy{position:static;margin-bottom:10px;display:inline-block}
}