:root{
  --bg: #0B1220;
  --surface: #121B2E;
  --surface-2: #17233A;
  --border: #223049;
  --text: #E8EDF6;
  --text-muted: #8291AA;
  --accent: #4F9DDE;
  --accent-dim: #2C4A66;
  --success: #3ECF8E;
  --warning: #F5A623;
  --danger: #F0556B;
  --radius: 14px;
  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:
    radial-gradient(circle at 15% 0%, rgba(79,157,222,0.10), transparent 45%),
    radial-gradient(circle at 85% 20%, rgba(62,207,142,0.06), transparent 40%),
    var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  min-height:100vh;
  line-height:1.5;
}

a{color:var(--accent);}

/* ---------- HERO / TERMINAL SEARCH ---------- */
.hero{
  padding:64px 24px 40px;
  text-align:center;
  max-width:900px;
  margin:0 auto;
}
.hero-eyebrow{
  font-family:var(--font-mono);
  color:var(--accent);
  letter-spacing:.14em;
  font-size:12px;
  text-transform:uppercase;
  margin-bottom:14px;
}
.hero h1{
  font-family:var(--font-display);
  font-size:clamp(28px,5vw,44px);
  margin:0 0 12px;
  font-weight:600;
}
.hero p.sub{
  color:var(--text-muted);
  margin:0 0 34px;
  font-size:16px;
}

.terminal{
  background:#0A0F1C;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:18px 20px;
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:16px;
  box-shadow:0 20px 60px -20px rgba(0,0,0,.6);
  transition:border-color .2s;
}
.terminal:focus-within{border-color:var(--accent);}
.terminal .prompt{color:var(--success); user-select:none;}
.terminal input{
  flex:1;
  background:transparent;
  border:none;
  outline:none;
  color:var(--text);
  font-family:var(--font-mono);
  font-size:16px;
}
.terminal input::placeholder{color:#3E4C68;}
.terminal .cursor{
  width:9px;height:18px;background:var(--accent);
  animation:blink 1s steps(1) infinite;
}
@keyframes blink{50%{opacity:0;}}
.btn-analyze{
  background:var(--accent);
  color:#08131F;
  border:none;
  padding:10px 20px;
  border-radius:9px;
  font-family:var(--font-mono);
  font-weight:600;
  cursor:pointer;
  transition:transform .15s, background .15s;
}
.btn-analyze:hover{background:#6BB0E8; transform:translateY(-1px);}
.btn-analyze:disabled{opacity:.5;cursor:progress;}
.hint{margin-top:12px;color:var(--text-muted);font-size:13px;font-family:var(--font-mono);}

/* ---------- GLOBAL SCORE GAUGE ---------- */
.score-wrap{
  display:flex;align-items:center;justify-content:center;gap:28px;
  flex-wrap:wrap;
  padding:8px 0 28px;
}
.gauge{position:relative;width:160px;height:160px;}
.gauge svg{transform:rotate(-90deg);}
.gauge-value{
  position:absolute;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  font-family:var(--font-display);
}
.gauge-value .num{font-size:38px;font-weight:700;}
.gauge-value .lbl{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;}
.score-mention{
  font-family:var(--font-mono);
  font-size:15px;
  padding:6px 14px;
  border-radius:999px;
  border:1px solid var(--border);
  background:var(--surface);
}

/* ---------- GRID / CARDS ---------- */
.dashboard{
  max-width:1280px;
  margin:0 auto;
  padding:0 24px 80px;
}
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(300px, 1fr));
  gap:18px;
}
.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
  min-height:150px;
  display:flex;
  flex-direction:column;
  gap:10px;
  opacity:0;
  transform:translateY(8px);
  animation:cardIn .4s ease forwards;
}
@keyframes cardIn{to{opacity:1;transform:translateY(0);}}
.card-head{
  display:flex;align-items:center;gap:10px;
  font-family:var(--font-display);
  font-weight:600;
  font-size:15px;
}
.card-head .dot{
  width:9px;height:9px;border-radius:50%;
  background:var(--text-muted);
  flex-shrink:0;
}
.dot.ok{background:var(--success);box-shadow:0 0 8px rgba(62,207,142,.6);}
.dot.warn{background:var(--warning);box-shadow:0 0 8px rgba(245,166,35,.5);}
.dot.err{background:var(--danger);box-shadow:0 0 8px rgba(240,85,107,.5);}

.card-body{font-size:13.5px;color:var(--text-muted);}
.card-body .row{
  display:flex;justify-content:space-between;gap:10px;
  padding:5px 0;border-bottom:1px dashed var(--border);
  font-family:var(--font-mono);font-size:12.5px;
}
.card-body .row:last-child{border-bottom:none;}
.card-body .row span:first-child{color:var(--text-muted);}
.card-body .row span:last-child{color:var(--text);text-align:right;}
.card-body .error-msg{color:var(--danger);font-family:var(--font-mono);font-size:12.5px;}
.card-body .tag{
  display:inline-block;background:var(--accent-dim);color:#CFE7FA;
  padding:2px 8px;border-radius:6px;font-size:11px;margin:2px 4px 0 0;
  font-family:var(--font-mono);
}
.skeleton{
  color:var(--text-muted);font-family:var(--font-mono);font-size:13px;
}
.skeleton .bar{
  height:10px;background:linear-gradient(90deg, var(--border), #2b3b57, var(--border));
  background-size:200% 100%;
  animation:shimmer 1.4s infinite;
  border-radius:6px;margin-bottom:8px;
}
@keyframes shimmer{0%{background-position:200% 0;}100%{background-position:-200% 0;}}

/* image converter card */
.dropzone{
  border:1.5px dashed var(--border);
  border-radius:10px;
  padding:16px;
  text-align:center;
  font-family:var(--font-mono);
  font-size:12.5px;
  color:var(--text-muted);
  cursor:pointer;
}
.dropzone.drag{border-color:var(--accent);color:var(--accent);}
select.fmt{
  background:var(--bg);color:var(--text);border:1px solid var(--border);
  border-radius:8px;padding:6px 10px;font-family:var(--font-mono);
}

footer.page{
  text-align:center;color:var(--text-muted);font-size:12px;padding:30px;
  font-family:var(--font-mono);
}
footer.page a{color:var(--text-muted);text-decoration:underline;}

/* ---------- ADMIN ---------- */
.admin-wrap{max-width:900px;margin:0 auto;padding:50px 24px;}
.admin-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:12px;padding:16px 20px;margin-bottom:10px;
  display:flex;align-items:center;gap:14px;cursor:grab;
  font-family:var(--font-mono);
}
.admin-card.dragging{opacity:.4;}
.admin-card .handle{color:var(--text-muted);font-size:18px;}
.admin-login{max-width:380px;margin:100px auto;padding:0 24px;}
.admin-login input{
  width:100%;padding:12px;margin-bottom:12px;border-radius:8px;
  border:1px solid var(--border);background:var(--bg);color:var(--text);
  font-family:var(--font-mono);
}
.msg-error{color:var(--danger);font-family:var(--font-mono);font-size:13px;margin-bottom:10px;}
.msg-success{color:var(--success);font-family:var(--font-mono);font-size:13px;margin-bottom:10px;}

@media (max-width:600px){
  .grid{grid-template-columns:1fr;}
  .terminal{flex-wrap:wrap;}
}