:root{
  --bg:#0b0b0f;
  --text:#f2f2f7;
  --muted:#b5b5c7;
  --line:rgba(255,255,255,.10);
  --line2:rgba(255,255,255,.07);
  --good:#6ee7b7;
  --warn:#fbbf24;
  --shadow: 0 20px 60px rgba(0,0,0,.55);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  background:var(--bg);
  color:var(--text);
}

.bg{
  position:fixed;
  inset:0;
  background:
    radial-gradient(1000px 600px at 12% 10%, rgba(118, 66, 255, .20), transparent 60%),
    radial-gradient(900px 600px at 86% 22%, rgba(255, 81, 168, .16), transparent 55%),
    radial-gradient(1100px 700px at 50% 90%, rgba(34, 211, 238, .12), transparent 60%);
  pointer-events:none;
  filter:saturate(1.2);
}

.container{
  width:min(1060px, 92vw);
  margin: 32px auto 40px;
  position:relative;
}

.header{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  margin-bottom:18px;
}

.brand{
  display:flex;
  align-items:center;
  gap:14px;
}
.logo{
  width:44px;height:44px;
  border-radius:14px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg, rgba(118,66,255,.55), rgba(255,81,168,.45));
  border:1px solid rgba(255,255,255,.10);
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
  font-weight:900;
}
h1{
  margin:0;
  font-size:22px;
}
.header p{
  margin:4px 0 0;
  color:var(--muted);
  font-size:13px;
}

.pill{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  color:var(--muted);
  font-size:12px;
  white-space:nowrap;
}
.dot{
  width:8px;height:8px;border-radius:999px;
  background:var(--good);
  box-shadow: 0 0 0 4px rgba(110,231,183,.12);
}

.card{
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.10);
  border-radius:20px;
  padding:18px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.row{
  display:flex;
  gap:16px;
  align-items:stretch;
}
.row-gap{gap:18px}

.modes{
  flex: 1 1 360px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:12px;
}
.mode-btn{
  border:1px solid rgba(255,255,255,.10);
  background:rgba(0,0,0,.20);
  color:var(--text);
  border-radius:16px;
  padding:14px 14px;
  cursor:pointer;
  text-align:left;
  transition: transform .08s ease, border-color .15s ease, background .15s ease;
}
.mode-btn:hover{transform:translateY(-1px)}
.mode-btn.active{
  background:linear-gradient(135deg, rgba(118,66,255,.22), rgba(255,81,168,.14));
  border-color: rgba(255,255,255,.18);
}
.mode-title{display:block;font-weight:900;font-size:14px}
.mode-sub{display:block;margin-top:6px;color:var(--muted);font-size:12px}

.upload{
  flex: 1 1 460px;
  display:flex;
  flex-direction:column;
  gap:10px;
}

.file{
  display:block;
  border-radius:16px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.20);
  cursor:pointer;
}
.file input{display:none}
.file-ui{display:flex;flex-direction:column;gap:6px;padding:14px 14px}
.file-title{font-weight:900;font-size:14px}
.file-sub{
  color:var(--muted);
  font-size:12px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.mini{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:10px;
}
.mini-left{display:flex;gap:8px;flex-wrap:wrap}
.badge{
  font-size:12px;
  color:var(--muted);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  padding:7px 10px;
  border-radius:999px;
}

.divider{height:1px;background:var(--line2);margin:16px 0}

.quick{display:flex;flex-direction:column;gap:12px}
.quick-title h2{margin:0;font-size:16px;letter-spacing:.2px}
.quick-title p{margin:6px 0 0;color:var(--muted);font-size:12px}

.quick-grid{display:grid;grid-template-columns: repeat(4, 1fr);gap:12px}
.quick-btn{
  border:1px solid rgba(255,255,255,.12);
  background:rgba(0,0,0,.20);
  color:var(--text);
  border-radius:16px;
  padding:14px 12px;
  cursor:pointer;
  font-weight:900;
  transition: transform .08s ease, background .15s ease, border-color .15s ease;
}
.quick-btn:hover{transform:translateY(-1px)}
.quick-btn.active{
  background:linear-gradient(135deg, rgba(118,66,255,.22), rgba(255,81,168,.14));
  border-color:rgba(255,255,255,.20);
}

.controls{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap:14px;
}
.control{
  background: rgba(0,0,0,.18);
  border: 1px solid rgba(255,255,255,.08);
  border-radius:16px;
  padding:12px 12px 10px;
}
.control-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:8px}
.control-name{font-weight:900;font-size:13px}
.control-val{
  color:var(--muted);
  font-size:12px;
  padding:3px 8px;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
}
.control input[type="range"]{width:100%}
.control-hint{margin-top:8px;color:var(--muted);font-size:12px;line-height:1.35}

.toggles{
  display:flex;
  gap:12px;
  align-items:center;
  flex-wrap:wrap;
}
.toggle{
  display:flex;
  align-items:center;
  gap:10px;
  cursor:pointer;
  user-select:none;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(0,0,0,.18);
}
.toggle input{display:none}
.toggle-ui{
  width:40px;height:22px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.08);
  position:relative;
}
.toggle-ui::after{
  content:"";
  position:absolute;
  top:50%; left:3px;
  transform:translateY(-50%);
  width:16px;height:16px;border-radius:999px;
  background:rgba(255,255,255,.85);
  transition:left .15s ease, background .15s ease;
}
.toggle input:checked + .toggle-ui{
  background:rgba(110,231,183,.18);
  border-color:rgba(110,231,183,.35);
}
.toggle input:checked + .toggle-ui::after{left:20px;background:rgba(110,231,183,.95)}
.toggle-text{display:flex;flex-direction:column;gap:2px}
.toggle-title{font-weight:900;font-size:12px}
.toggle-sub{color:var(--muted);font-size:12px}

.advanced{margin-top:10px}
.advanced-grid{display:grid;grid-template-columns: repeat(4, 1fr);gap:14px}
.hidden{display:none}

.actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.btn{
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.06);
  color:var(--text);
  padding:10px 14px;
  border-radius:14px;
  cursor:pointer;
  transition: transform .08s ease, background .15s ease, border-color .15s ease, opacity .15s ease;
  font-weight:900;
  font-size:13px;
}
.btn:hover{transform:translateY(-1px)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}
.btn.primary{
  background:linear-gradient(135deg, rgba(118,66,255,.45), rgba(255,81,168,.30));
  border-color: rgba(255,255,255,.18);
}
.btn.ghost{background:rgba(0,0,0,.20)}
.status{
  color:var(--muted);
  font-size:13px;
  padding:10px 12px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(0,0,0,.18);
  border-radius:14px;
  flex: 1 1 280px;
}

.warn{
  margin-top:14px;
  color:rgba(255,255,255,.85);
  font-size:12px;
  line-height:1.5;
  border:1px solid rgba(251,191,36,.28);
  background:rgba(251,191,36,.10);
  padding:10px 12px;
  border-radius:14px;
}

.footer{
  margin-top:16px;
  color:var(--muted);
  font-size:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  flex-wrap:wrap;
}
.sep{opacity:.6}

@media (max-width: 980px){
  .controls{grid-template-columns: repeat(2,1fr)}
  .advanced-grid{grid-template-columns: repeat(2,1fr)}
  .quick-grid{grid-template-columns: repeat(2, 1fr)}
}
@media (max-width: 720px){
  .header{flex-direction:column;align-items:flex-start}
  .row{flex-direction:column}
  .modes{grid-template-columns:1fr}
  .controls{grid-template-columns:1fr}
  .advanced-grid{grid-template-columns:1fr}
  .quick-grid{grid-template-columns: 1fr}
}