* {
  margin: 0px;
  padding: 0px;
  font-family: Arial, Helvetica, sans-serif;
  box-sizing: border-box;
}

#wrapper {
  width: 100%;
  margin: auto;
}

.clearfix::after {
  clear: both;
  display: block;
  content: "";
}

#Background {
  min-height: 100vh;
  width: 100%;
  background-color: black;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 120px;
  flex-direction: column;
}


#Menu img {
  width: 50px;
}

#Menu {
  position: absolute;
  top: 2%;
  left: 50%;
  transform: translateX(-50%);
  width: 50%;
  min-height: 80px;

  display: flex;
  align-items: center;

  background: rgba(15, 15, 15, 0.85);
  backdrop-filter: blur(20px);
  border-radius: 16px;
  padding: 0 32px;
  gap: 20px;
}


#logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: white;
  font-size: 22px;
}

#Menu a {
  text-decoration: none;
  color: gray;
  margin-left: 10px;
  font-size: 18px;
}


#Menu a:hover {
  color: white;
  font-size: 19px;
}

#logo,
.item,
.nav-right {
  flex: 1;
  display: flex;
  align-items: center;
}

#logo {
  gap: 12px;
  color: white;
  font-size: 22px;
}


.item {
  justify-content: center;
  gap: 28px;
}


.nav-right {
  justify-content: flex-end;
}

.container {
  width: 50%;
  margin: 10px auto;
  padding: 40px;
  border-radius: 24px;
  background: rgba(20, 20, 20, 0.9);
  backdrop-filter: blur(20px);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.8);
  color: white;
  margin-bottom: 34px;
}

.container h1 {
    margin: 0 0 8px;
    font-size: 2rem;
    font-weight: 700;
    color: #f4f4f4;
}


.container-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.card {
    background: radial-gradient(circle at top left, rgba(50,50,58,0.20), rgba(20,20,24,0.95));
    border-radius: 24px;
    padding: 24px;
    box-shadow:
        inset 0 0 0 1px rgba(255,255,255,0.05),
        0 10px 25px rgba(0,0,0,0.25);
}

.card h2 {
    margin: 0 0 18px;
    font-size: 1.35rem;
    color: #f5f5f5;
}

.card label {
    display: block;
    margin: 14px 0 8px;
    color: #b7b7b7;
    font-size: 0.92rem;
}

.card input {
    width: 100%;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 14px;
    padding: 14px 16px;
    color: #f4f4f4;
    outline: none;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.card input:focus {
    border-color: rgba(255,255,255,0.18);
    background: rgba(255,255,255,0.05);
}
padding-bottom: 15px;
.card input::placeholder {
    color: #777;
}

.action-btn {
    margin-top: 22px;
    border: none;
    border-radius: 14px;
    background: #d7d7d7;
    color: #111;
    padding: 14px 18px;
    min-width: 170px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    transition: transform 0.15s ease, opacity 0.15s ease;
}

.action-btn:hover {
    transform: translateY(-1px);
    opacity: 0.95;
}

.message {
    display: none;
    margin-bottom: 22px;
    padding: 14px 18px;
    border-radius: 14px;
    font-weight: 600;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.06);
}

.message.success {
    display: block;
    color: #d7ffd9;
    background: rgba(54, 110, 60, 0.18);
    border: 1px solid rgba(100, 180, 110, 0.28);
}

.message.error {
    display: block;
    color: #ffd7d7;
    background: rgba(120, 50, 50, 0.18);
    border: 1px solid rgba(180, 90, 90, 0.25);
}

.users-panel {
    padding-bottom: 30px;
}

.users-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding-bottom: 15px;
}

.users-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(280px, 1fr));
    gap: 22px;
}

.user-card {
    background: radial-gradient(circle at top left, rgba(55,55,60,0.18), rgba(18,18,22,0.95));
    border-radius: 22px;
    padding: 22px;
    box-shadow:
        inset 0 0 0 1px rgba(255,255,255,0.05),
        0 8px 22px rgba(0,0,0,0.22);
}

.user-card h3 {
    margin: 0 0 14px;
    font-size: 1.2rem;
    color: #f4f4f4;
}

.user-row {
    margin-bottom: 8px;
    color: #bcbcbc;
    line-height: 1.45;
}

.user-row strong {
    color: #f0f0f0;
}

.empty-users {
    color: #9c9c9c;
    padding: 12px 4px;
}

@media (max-width: 900px) {
  #Menu {
    width: 95%;
    padding: 12px 16px;
    gap: 10px;
    flex-wrap: wrap;
    min-height: auto;
  }

  #logo {
    font-size: 18px;
  }

  #Menu img {
    width: 36px;
  }

  .item a {
    font-size: 14px;
  }

  .item {
    justify-content: center;
  }

  .container,
  #container
  {
    width: 95%;
    padding: 20px;
  }

  .container-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
.grid,    
.users-grid {
        grid-template-columns: 1fr;
    }

    .users-header {
        flex-direction: column;
        align-items: flex-start;
    }

}