:root{
  --primary-dark: #0B5E2B;
  --primary: #2A8F3A;
  --muted: #6B7280;
  --card-bg: #ffffff;
  --radius: 12px;
  --pad: 20px;
  --font-sans: "Segoe UI", Roboto, Arial, sans-serif;
}

/* Page background and font */
.admin-login-theme {
  min-height: 100vh;
  margin: 0;
  background: linear-gradient(180deg, var(--primary-dark) 0%, #073f1a 100%);
  font-family: var(--font-sans);
  color: #0f172a;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Header image */
.admin-login-header {
  width: 100%;
  display: flex;
  justify-content: center;
  padding: 18px 12px 6px;
}
.admin-login-header-img {
  width: 100%;
  max-width: 980px;
  height: auto;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.22);
  border: 1px solid rgba(11,94,43,0.06);
}

/* Main centered area */
.admin-login-main {
  display: flex;
  justify-content: center;
  width: 100%;
  padding: 28px 12px 60px;
  box-sizing: border-box;
}

/* White card */
.admin-login-card {
  width: 420px;
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: var(--pad);
  box-shadow: 0 14px 40px rgba(2,6,23,0.14);
  border: 1px solid rgba(11,94,43,0.06);
}

/* Title */
.admin-login-title {
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-dark);
}

/* Form fields */
.field { margin-bottom: 12px; }
.field label { display:block; font-size:13px; color:var(--muted); margin-bottom:6px; }
.field input[type="text"], .field input[type="password"], .field input {
  width:100%;
  padding:10px 12px;
  border-radius:8px;
  border:1px solid #e6efe6;
  font-size:14px;
  box-sizing:border-box;
}

/* Submit button */
.actions { margin-top:8px; }
.btn-primary {
  width:100%;
  padding:10px 12px;
  border-radius:8px;
  background: var(--primary);
  color:#fff;
  border:none;
  font-weight:700;
  cursor:pointer;
}
.btn-primary:hover { background:#1f6f2a; }

/* Help text and errors */
.admin-login-help { margin-top:12px; text-align:center; color:var(--muted); font-size:13px; }
.errornote { background: #fff4f4; border: 1px solid #f5c2c2; color: #7a1f1f; padding:8px; border-radius:6px; margin-bottom:10px; }

/* Focus states */
input:focus, .btn-primary:focus {
  outline: 3px solid rgba(42,143,58,0.12);
  outline-offset: 2px;
}

/* Responsive */
@media (max-width: 520px) {
  .admin-login-card { width: 92%; padding: 14px; }
  .admin-login-header-img { max-width: 92%; }
}