@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --bg-deep: #f3f2ee;
  --glass: rgba(255,255,255,0.55);
  --glass-strong: rgba(255,255,255,0.8);
  --border-glass: rgba(0,0,0,0.08);
  --white: #1a1a1a;
  --white-70: rgba(26,26,26,0.7);
  --white-50: rgba(26,26,26,0.5);
  --white-35: rgba(26,26,26,0.35);
  --green: #66b4a4;
  --green-light: #4c8f81;
  --blue: #2f5f9e;
  --stamp: #c23f30;
  --warning: #b5791a;
}
* { box-sizing: border-box; }
body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg-deep);
  min-height: 100vh;
  margin: 0;
  padding: 20px;
  color: var(--white);
  position: relative;
  overflow-x: hidden;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(circle at 15% 10%, rgba(102,180,164,0.28), transparent 45%),
    radial-gradient(circle at 85% 0%, rgba(74,127,199,0.22), transparent 40%),
    radial-gradient(circle at 50% 100%, rgba(216,90,74,0.14), transparent 45%),
    var(--bg-deep);
  filter: blur(60px);
  pointer-events: none;
}
body > * { position: relative; z-index: 1; }

h1 {
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 20px;
  color: var(--white);
}
.tabs { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.tab {
  flex: 1; min-width: 120px; padding: 12px; border: none; border-radius: 20px;
  background: var(--glass); font-size: 13px; font-weight: 500; cursor: pointer; color: var(--white-70);
  backdrop-filter: blur(20px) saturate(160%);
}
.tab.active { background: var(--green); color: #fff; }
.panel { display: none; }
.panel.active { display: block; }

input[type="text"], input[type="email"], input[type="password"], input[type="number"], select {
  width: 100%; padding: 14px; font-size: 15px; font-family: 'Inter', sans-serif; color: var(--white);
  border: 1px solid var(--border-glass); border-radius: 10px; margin-bottom: 12px;
  background: var(--glass); backdrop-filter: blur(20px) saturate(160%);
}
input::placeholder { color: var(--white-35); }
input:focus, select:focus { outline: none; border-color: var(--green); }
select option { background: #ffffff; color: var(--white); }

#qr-reader { border-radius: 12px; overflow: hidden; margin-bottom: 12px; border: 1px solid var(--border-glass); }

.resultado, .fila-local {
  background: var(--glass); padding: 14px 16px; border-radius: 12px; margin-bottom: 8px;
  display: flex; justify-content: space-between; align-items: center;
  cursor: pointer; border: 1px solid var(--border-glass); backdrop-filter: blur(20px) saturate(160%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.6), 0 4px 20px rgba(0,0,0,0.06);
}
.resultado:active { background: var(--glass-strong); }
.resultado .nombre, .fila-local .nombre { font-weight: 500; font-size: 15px; color: var(--white); }
.resultado .telefono, .fila-local .sub { color: var(--white-50); font-size: 12px; }
.resultado .sellos { font-size: 16px; font-weight: 600; color: var(--green-light); }

.cliente-card, .form-card, .card {
  background: var(--glass); padding: 20px; border-radius: 16px;
  border: 1px solid var(--border-glass); margin-bottom: 16px; backdrop-filter: blur(24px) saturate(160%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.6), 0 8px 32px rgba(0,0,0,0.08);
}
.cliente-card { text-align: center; }
.cliente-card .nombre { font-size: 19px; font-weight: 600; margin-bottom: 2px; color: var(--white); }
.cliente-card .telefono { color: var(--white-50); font-size: 13px; margin-bottom: 20px; }

.sellos-visual { display: flex; justify-content: center; gap: 6px; flex-wrap: wrap; margin-bottom: 24px; }
.sello-punto {
  width: 30px; height: 30px; border-radius: 50%; border: 2px solid var(--border-glass);
  display: flex; align-items: center; justify-content: center; font-size: 12px; color: transparent;
}
.sello-punto.lleno { background: var(--green); border-color: var(--green); color: #fff; font-weight: 600; }

.aviso-premio {
  background: rgba(181,121,26,0.12); border: 1px solid var(--warning); color: var(--warning);
  padding: 10px; border-radius: 10px; margin-bottom: 16px; font-weight: 600; text-align: center; font-size: 13px;
}

button.accion, button.btn {
  width: 100%; padding: 14px; font-size: 14px; font-weight: 600;
  border: none; border-radius: 24px; cursor: pointer; margin-bottom: 10px;
}
.btn-sello, .btn-primary { background: var(--green); color: #fff; }
.btn-premio, .btn-success { background: var(--warning); color: #fff; }
.btn-volver, .btn-secondary { background: var(--glass-strong); color: var(--white-70); }

.msg { text-align: center; padding: 20px; color: var(--white-50); font-size: 13px; }
.msg.error { color: var(--stamp); }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; margin-bottom: 20px; }
.stat-box { background: var(--glass); padding: 16px; border-radius: 14px; text-align: center; border: 1px solid var(--border-glass); backdrop-filter: blur(20px) saturate(160%); box-shadow: inset 0 1px 0 rgba(255,255,255,0.6), 0 4px 20px rgba(0,0,0,0.06); }
.stat-box .num { font-size: 24px; font-weight: 700; color: var(--white); }
.stat-box .label { font-size: 11px; color: var(--white-50); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.04em; }

.top-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; border-bottom: 1px solid var(--border-glass); padding-bottom: 14px; }
.top-bar .user-info { font-size: 12px; color: var(--white-50); }
.top-bar .logout { color: var(--stamp); cursor: pointer; font-size: 12px; font-weight: 600; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand img { width: 38px; height: 38px; border-radius: 50%; }
.brand h1 { margin: 0; }

.scan-cta {
  background: linear-gradient(135deg, rgba(102,180,164,0.2), rgba(74,127,199,0.14));
  border: 1px solid var(--border-glass); color: var(--white); border-radius: 16px; padding: 24px;
  text-align: center; margin-bottom: 16px; cursor: pointer; backdrop-filter: blur(20px) saturate(160%);
}
.scan-cta .icono { font-size: 34px; margin-bottom: 8px; }
.scan-cta .titulo { font-weight: 600; font-size: 16px; }
.scan-cta .sub { font-size: 12px; color: var(--white-50); margin-top: 4px; }

.divisor-o {
  display: flex; align-items: center; gap: 10px; margin: 18px 0;
  font-size: 11px; color: var(--white-35); text-transform: uppercase; letter-spacing: 0.05em;
}
.divisor-o::before, .divisor-o::after { content: ''; flex: 1; height: 1px; background: var(--border-glass); }

.login-wrap { max-width: 380px; margin: 60px auto; }