:root {
  --bg:     #0d0f14;
  --surface:#161922;
  --border: #1f2937;
  --teal:   #00c2d4;
  --text:   #e2e8f0;
  --muted:  #6b7280;
  --red:    #e63030;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
body::before {
  content: '';
  position: fixed; inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 30%, rgba(0,150,180,.07) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 70%, rgba(0,80,120,.08) 0%, transparent 60%);
  pointer-events: none;
}
.login-wrap {
  position: relative; z-index: 1;
  width: 100%;
  max-width: 420px;
}
.login-brand {
  text-align: center;
  margin-bottom: 32px;
}
.login-brand img {
  width: 160px;
  height: 107px;
  object-fit: contain;
  margin-bottom: 12px;
}
.login-brand h1 {
  font-family: 'Arial Narrow', 'Segoe UI', Arial, sans-serif;
  font-weight: 900;
  font-size: 24px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #f8fafc;
  line-height: 1.1;
}
.login-brand h1 span { color: var(--teal); display: block; }
.login-brand p {
  font-size: 13px;
  color: var(--muted);
  margin-top: 6px;
}
.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 32px;
}
.login-card::before {
  content: '';
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--teal), #0097a7);
  border-radius: 6px 6px 0 0;
  margin: -32px -32px 28px;
}
.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 18px; }
.field label {
  font-family: 'Arial Narrow', 'Segoe UI', Arial, sans-serif;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
}
.field input {
  background: #0d0f14;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text);
  font-family: 'Segoe UI', system-ui, Arial, sans-serif;
  font-size: 15px;
  padding: 12px 14px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  -webkit-appearance: none;
}
.field input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(0,194,212,.1);
}
.error-msg {
  background: rgba(230,48,48,.1);
  border: 1px solid rgba(230,48,48,.25);
  border-radius: 3px;
  color: #f07070;
  font-size: 13px;
  padding: 10px 14px;
  margin-bottom: 18px;
}
.btn-login {
  width: 100%;
  padding: 14px;
  background: var(--teal);
  color: #0d0f14;
  border: none;
  border-radius: 3px;
  font-family: 'Arial Narrow', 'Segoe UI', Arial, sans-serif;
  font-weight: 900;
  font-size: 16px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: background .15s;
}
.btn-login:hover { background: #00d9ed; }
.login-footer {
  text-align: center;
  margin-top: 20px;
  font-size: 12px;
  color: var(--muted);
}
.login-footer a { color: var(--teal); text-decoration: none; }

@media (max-width: 768px) {
  .login-card    { padding: 24px 20px; }
  .login-brand h1 { font-size: 28px; }
  .login-brand p  { font-size: 15px; }
  .field label    { font-size: 13px; }
  .field input    { font-size: 16px; padding: 14px; }
  .btn-login      { font-size: 18px; padding: 16px; }
}

@media (max-width: 768px) {
  .login-wrap { max-width: 100vw; overflow-x: hidden; }
}