:root {
  --background: #f8f9fc;
  --fg: #1a1f2c;
  --primary: #3b82f6;
  --primary-fg: #ffffff;
  --card: #ffffff;
  --border: #e2e8f0;
  --muted: #64748b;
  --success: #10b981;
  --danger: #ef4444;
  --radius: 12px;
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --glass: rgba(255, 255, 255, 0.8);
}

* { box-sizing: border-box; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--background);
  color: var(--fg);
  margin: 0;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

main {
  min-height: 100vh;
  padding: 40px 20px;
}

.container {
  max-width: 600px;
  margin: 0 auto;
}

header.head {
  text-align: center;
  margin-bottom: 32px;
}

h1 {
  font-size: 2.25rem;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.025em;
}

.sub {
  color: var(--muted);
  margin: 8px 0 0;
  font-size: 0.95rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--glass);
  backdrop-filter: blur(8px);
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid var(--border);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 16px;
}

.chip .dot {
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.5; }
  100% { transform: scale(1); opacity: 1; }
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 24px;
  box-shadow: var(--shadow);
}

.glass-card {
  background: var(--glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 8px;
}

.row {
  display: flex;
  gap: 12px;
}

.input-wrap {
  position: relative;
  flex: 1;
}

.input-wrap .icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--muted);
}

input {
  width: 100%;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 12px 12px 40px;
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.2s;
}

input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

button {
  background: var(--primary);
  color: var(--primary-fg);
  border: none;
  border-radius: 10px;
  padding: 0 24px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
}

button:hover { opacity: 0.9; }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.row-icon {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 24px;
}

.badge {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}

.badge.ok { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.badge.err { background: rgba(239, 68, 68, 0.15); color: var(--danger); }

h2 { font-size: 1.25rem; margin: 0; }
.muted { color: var(--muted); margin: 4px 0 0; }
.small { font-size: 0.8rem; }
.mono { font-family: monospace; font-weight: 600; }

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 0;
}

.grid dt {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 2px;
}

.grid dd { margin: 0; font-size: 0.9rem; font-weight: 500; }
.full { grid-column: span 2; }

.upload {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  cursor: pointer;
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
  transition: background 0.2s;
}

.upload:hover { background: rgba(0,0,0,0.02); }

.photo-preview img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.link {
  background: none;
  color: var(--muted);
  padding: 8px 0;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  display: block;
  text-align: center;
}

.link:hover { color: var(--fg); text-decoration: underline; }

.foot {
  margin-top: 40px;
  text-align: center;
  font-size: 0.75rem;
  color: var(--muted);
}

.animate { animation: slideUp 0.4s ease-out; }
@keyframes slideUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Stats */
.stats { display: flex; gap: 12px; margin-bottom: 24px; }
.stat { flex: 1; padding: 16px; text-align: center; }
.stat-val { font-size: 1.5rem; font-weight: 700; margin: 4px 0 0; }

/* Table-like history */
.log-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px;
  border-bottom: 1px solid var(--border);
}

.log-item:last-child { border-bottom: none; }

.filter {
  background: var(--background);
  color: var(--muted);
  padding: 6px 12px;
  font-size: 0.8rem;
}

.filter.active { background: var(--primary); color: white; }

/* Login */
#login-screen {
  position: fixed;
  inset: 0;
  background: var(--background);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-card {
  width: 100%;
  max-width: 400px;
}

input.pin {
  text-align: center;
  font-family: monospace;
  font-size: 2rem;
  letter-spacing: 0.5em;
  padding-left: 12px;
}