:root{
  --bg1:#1b1140;
  --bg2:#3a1d6e;
  --bg3:#0e0a24;
  --card:#241b4d;
  --card-edge:#0c0820;
  --ink:#fdf6ff;
  --accent:#ffd23f;
  --accent2:#ff5d8f;
  --green:#3ddc97;
  --blue:#4ea8ff;
  --shadow:#000;
}

*{box-sizing:border-box}
[hidden]{display:none !important}
html,body{margin:0;height:100%}
body{
  font-family:'VT323',monospace;
  color:var(--ink);
  background:
    radial-gradient(circle at 20% 15%, rgba(255,93,143,.25), transparent 45%),
    radial-gradient(circle at 80% 85%, rgba(78,168,255,.22), transparent 45%),
    linear-gradient(160deg, var(--bg1), var(--bg2) 45%, var(--bg3));
  background-attachment:fixed;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:flex-start;
  padding:5vh 16px 48px;
  overflow-x:hidden;
  overflow-y:auto;
  -webkit-overflow-scrolling:touch;
  position:relative;
  image-rendering:pixelated;
}

/* pixel stars */
.stars{position:fixed;inset:0;z-index:0;pointer-events:none}
.star{
  position:absolute;width:6px;height:6px;background:#fff;opacity:.6;
  box-shadow:0 0 0 1px rgba(255,255,255,.15);
  animation:twinkle linear infinite;
}
.star.b{width:8px;height:8px;background:var(--accent)}
.star.p{background:var(--accent2)}
@keyframes twinkle{0%,100%{opacity:.15}50%{opacity:.9}}

.wrap{position:relative;z-index:1;width:100%;max-width:640px;display:flex;flex-direction:column;gap:22px}

/* central card */
.card{
  background:var(--card);
  border:4px solid var(--card-edge);
  border-radius:22px;
  padding:34px 26px 28px;
  text-align:center;
  box-shadow:
    0 0 0 4px #4a3a8f inset,
    10px 10px 0 0 rgba(0,0,0,.35);
  position:relative;
}
.card::before{
  content:"";position:absolute;top:10px;left:10px;right:10px;height:8px;
  background:repeating-linear-gradient(90deg,#ffffff22 0 8px,transparent 8px 16px);
  border-radius:6px;
}

.title{
  font-family:'Press Start 2P',monospace;
  font-size:clamp(34px,9vw,60px);
  margin:6px 0 0;
  color:var(--accent);
  text-shadow:
    3px 3px 0 var(--accent2),
    6px 6px 0 rgba(0,0,0,.45);
  letter-spacing:2px;
}
.subtitle{font-size:19px;margin:10px 0 22px;opacity:.6;letter-spacing:1px}

.form{display:flex;flex-direction:column;gap:14px}
.input-wrap{position:relative;width:100%}
.input{
  font-family:'VT323',monospace;
  font-size:24px;
  padding:16px 48px 16px 18px;
  border:3px solid var(--card-edge);
  border-radius:14px;
  background:#0f0b26;
  color:var(--ink);
  outline:none;
  box-shadow:0 0 0 3px #4a3a8f inset;
  width:100%;
}
.clear-btn{
  position:absolute;
  right:10px;
  top:50%;
  transform:translateY(-50%);
  width:32px;height:32px;
  border:none;border-radius:9px;
  background:#3a2f63;color:#fff;
  font-size:24px;line-height:1;cursor:pointer;
  display:none;align-items:center;justify-content:center;
  box-shadow:0 3px 0 0 #1d1638;
}
.clear-btn.show{display:flex}
.clear-btn:hover{background:var(--accent2)}
.clear-btn:active{transform:translateY(-50%) translateY(2px);box-shadow:0 1px 0 0 #1d1638}
.input::placeholder{color:#8d83c0}
.input:focus{box-shadow:0 0 0 3px var(--blue) inset}

.btn{
  font-family:'Press Start 2P',monospace;
  font-size:16px;
  padding:16px 18px;
  border:none;
  border-radius:14px;
  background:var(--accent);
  color:#2a1a00;
  cursor:pointer;
  box-shadow:0 6px 0 0 #b9870f, 0 7px 10px rgba(0,0,0,.4);
  transition:transform .05s, box-shadow .05s;
  text-decoration:none;
  display:inline-block;
  text-align:center;
  letter-spacing:1px;
}
.btn:hover{filter:brightness(1.05)}
.btn:active{transform:translateY(5px);box-shadow:0 1px 0 0 #b9870f}
.btn[disabled]{opacity:.55;cursor:not-allowed}

.btn-dl{background:var(--green);color:#04220f;box-shadow:0 6px 0 0 #1e8c5d,0 7px 10px rgba(0,0,0,.4);margin-top:18px;width:100%}
.btn-dl:active{box-shadow:0 1px 0 0 #1e8c5d}

.hint{margin-top:16px;font-size:20px;letter-spacing:2px;opacity:.8;color:var(--blue)}

/* status / loader */
.status{margin-top:22px;display:flex;flex-direction:column;align-items:center;gap:12px}
.status-text{font-size:22px;opacity:.9}
.loader{display:flex;gap:8px}
.loader span{width:14px;height:14px;background:var(--accent2);display:block;animation:bounce .9s infinite}
.loader span:nth-child(2){background:var(--accent);animation-delay:.15s}
.loader span:nth-child(3){background:var(--green);animation-delay:.3s}
@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

.error{
  margin-top:20px;font-size:22px;line-height:1.3;
  background:#3a1030;border:3px solid #7a1f4d;color:#ffd0e0;
  padding:14px 16px;border-radius:12px;
  box-shadow:0 0 0 3px #ff5d8f33 inset;
}

/* result */
.result{
  background:var(--card);
  border:4px solid var(--card-edge);
  border-radius:20px;
  padding:24px;
  box-shadow:0 0 0 4px #4a3a8f inset, 10px 10px 0 0 rgba(0,0,0,.35);
}
.result-head{text-align:left}
.badge{
  display:inline-block;font-family:'Press Start 2P',monospace;font-size:11px;
  padding:7px 10px;border-radius:8px;background:var(--blue);color:#03162b;
  text-transform:uppercase;margin-bottom:12px;
}
.result-title{font-size:30px;margin:0 0 6px;line-height:1.15}
.result-meta{font-size:20px;opacity:.75;margin-bottom:6px}

.desc-block{margin-top:18px;text-align:left}
.desc-head{display:flex;justify-content:space-between;align-items:center;font-size:20px;opacity:.85;margin-bottom:6px}
.mini-btn{
  font-family:'VT323',monospace;font-size:18px;cursor:pointer;
  background:var(--accent2);color:#fff;border:none;padding:6px 12px;border-radius:9px;
  box-shadow:0 4px 0 0 #b03260;
}
.mini-btn:active{transform:translateY(3px);box-shadow:0 1px 0 0 #b03260}
.desc{
  font-family:'VT323',monospace;font-size:20px;line-height:1.35;
  white-space:pre-wrap;word-break:break-word;
  background:#0f0b26;border:3px solid var(--card-edge);border-radius:12px;
  padding:14px;max-height:240px;overflow:auto;margin:0;
  box-shadow:0 0 0 3px #4a3a8f inset;
}

.notice{
  background:#3a2c12;
  border:4px solid #0c0820;
  border-radius:18px;
  padding:18px 20px;
  display:flex;
  align-items:center;
  gap:16px;
  box-shadow:0 0 0 4px var(--accent) inset, 8px 8px 0 0 rgba(0,0,0,.35);
  animation:pulse 1.4s ease-in-out infinite;
}
.notice-emoji{font-size:38px;line-height:1;animation:spin 2.5s linear infinite}
.notice-text{font-size:21px;line-height:1.3}
.notice-text b{color:var(--accent)}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px var(--accent) inset,8px 8px 0 0 rgba(0,0,0,.35)}50%{box-shadow:0 0 0 4px var(--accent2) inset,8px 8px 0 0 rgba(0,0,0,.35)}}
@keyframes spin{0%{transform:rotate(0)}100%{transform:rotate(360deg)}}

.foot{position:relative;z-index:1;margin-top:26px;font-size:18px;opacity:.55;text-align:center}

@media(max-width:520px){
  .card{padding:26px 18px 22px}
  .btn{font-size:14px}
  .result-title{font-size:26px}
}