:root{
  --bg: #171314;
  --bg-soft: #211a1b;
  --panel: #2a2122;
  --panel-2: #332728;
  --accent: #ff7a30;
  --accent-2: #ffb347;
  --text: #f5ece4;
  --text-dim: #c9b8ae;
  --border: #4a3a38;
  --success: #4caf82;
  --danger: #e2564f;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 8px 24px rgba(0,0,0,.35);
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background: radial-gradient(circle at 50% -10%, #2c2020 0%, var(--bg) 55%);
  color: var(--text);
  font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100vh;
  padding-bottom: 90px;
}
a{color: inherit; text-decoration:none;}
.container{max-width:520px; margin:0 auto; padding:0 16px;}

/* Header "radio" */
.app-header{
  padding: 22px 16px 18px;
  text-align:center;
  position:relative;
}
.radio-badge{
  display:inline-flex;
  align-items:center;
  gap:10px;
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 10px 18px;
  border-radius: 999px;
  box-shadow: var(--shadow);
}
.radio-badge .dot{
  width:10px;height:10px;border-radius:50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 1.6s infinite;
}
@keyframes pulse{
  0%,100%{opacity:1; transform:scale(1);}
  50%{opacity:.45; transform:scale(.75);}
}
.app-header h1{
  font-size: 1.15rem;
  margin: 12px 0 2px;
  letter-spacing:.5px;
}
.app-header p{
  color: var(--text-dim);
  font-size:.85rem;
  margin:0;
}
.top-nav{
  display:flex; justify-content:center; gap:8px;
  margin-top:14px; flex-wrap:wrap;
}
.top-nav a{
  font-size:.78rem;
  padding:7px 13px;
  background: var(--panel);
  border:1px solid var(--border);
  border-radius: 999px;
  color: var(--text-dim);
}
.top-nav a.current, .top-nav a:hover{
  color: var(--bg);
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  border-color: transparent;
}

/* Cards */
.card{
  background: linear-gradient(160deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.emission-card .speaker{
  width:100%; height:64px; border-radius: var(--radius-sm);
  background:
    radial-gradient(circle, rgba(255,122,48,.25) 0 3px, transparent 4px) 0 0/14px 14px,
    #201819;
  border:1px solid var(--border);
  margin-bottom:12px;
}
.emission-card h3{ margin:0 0 4px; font-size:1.05rem; }
.emission-card p{ margin:0 0 12px; color:var(--text-dim); font-size:.88rem; line-height:1.4;}
.stats-row{ display:flex; gap:14px; font-size:.72rem; color:var(--text-dim); margin-bottom:12px; }
.stats-row span{display:flex; align-items:center; gap:4px;}

audio{ width:100%; margin-bottom:12px; border-radius:999px; }
audio::-webkit-media-controls-panel{ background: #1c1516; }

.btn-row{ display:flex; gap:8px; flex-wrap:wrap; }
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:6px;
  padding: 11px 16px;
  border-radius: 999px;
  border: none;
  font-size:.85rem;
  font-weight:600;
  cursor:pointer;
  flex:1;
  min-width: 120px;
  transition: transform .08s ease;
}
.btn:active{ transform: scale(.97); }
.btn-primary{ background: linear-gradient(135deg, var(--accent-2), var(--accent)); color:#241512; }
.btn-outline{ background: transparent; border:1px solid var(--border); color: var(--text); }
.btn-block{ width:100%; }
.btn-danger{ background: var(--danger); color:#fff; }
.btn-sm{ padding:7px 12px; font-size:.78rem; flex: none; }

/* Forms */
label{ display:block; font-size:.82rem; color:var(--text-dim); margin: 12px 0 5px; }
input[type=text], input[type=number], input[type=date], input[type=password],
input[type=tel], input[type=file], textarea, select{
  width:100%;
  padding: 11px 13px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: #1c1617;
  color: var(--text);
  font-size:.92rem;
  font-family: inherit;
}
textarea{ min-height: 80px; resize: vertical; }
input:focus, textarea:focus, select:focus{ outline: 2px solid var(--accent); }

.pin-input{
  font-size:1.6rem; letter-spacing: 8px; text-align:center; font-weight:700;
}

.flash{
  padding: 12px 14px; border-radius: var(--radius-sm); margin-bottom: 14px; font-size:.86rem;
}
.flash-success{ background: rgba(76,175,130,.15); border:1px solid var(--success); color:#9fe3c3; }
.flash-error{ background: rgba(226,86,79,.15); border:1px solid var(--danger); color:#f5b2ae; }

table{ width:100%; border-collapse: collapse; font-size:.83rem; }
th,td{ padding:9px 8px; border-bottom:1px solid var(--border); text-align:left; }
th{ color: var(--text-dim); font-weight:600; font-size:.75rem; text-transform:uppercase; letter-spacing:.4px;}
.table-wrap{ overflow-x:auto; }

.badge{ display:inline-block; padding:2px 9px; border-radius:999px; font-size:.7rem; font-weight:600; }
.badge-ok{ background: rgba(76,175,130,.2); color:#9fe3c3; }
.badge-off{ background: rgba(226,86,79,.2); color:#f5b2ae; }

.dash-grid{ display:grid; grid-template-columns: 1fr 1fr; gap:12px; margin-bottom:20px; }
.dash-tile{
  background: linear-gradient(160deg, var(--panel), var(--panel-2));
  border:1px solid var(--border); border-radius: var(--radius);
  padding: 16px; text-align:center;
}
.dash-tile .num{ font-size:1.7rem; font-weight:800; color: var(--accent-2); display:block; }
.dash-tile .lbl{ font-size:.74rem; color: var(--text-dim); }

.q-item{ padding:12px 0; border-bottom:1px dashed var(--border); }
.q-item:last-child{ border-bottom:none; }

.footer-nav{
  position:fixed; bottom:0; left:0; right:0;
  background: rgba(23,19,20,.95);
  backdrop-filter: blur(6px);
  border-top:1px solid var(--border);
  display:flex;
}
.footer-nav a{
  flex:1; text-align:center; padding: 12px 4px 10px;
  font-size:.68rem; color: var(--text-dim);
}
.footer-nav a.active{ color: var(--accent-2); }
.footer-nav .ic{ display:block; font-size:1.15rem; margin-bottom:2px; }

.section-title{ font-size:.95rem; color: var(--text-dim); margin: 22px 0 10px; text-transform:uppercase; letter-spacing:.6px;}

.filters{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:16px; }
.filters select, .filters input{ flex:1; min-width:140px; }

.empty-state{ text-align:center; color: var(--text-dim); padding: 30px 10px; font-size:.9rem; }