/* =========================
   BACKGROUND
========================= */
body {
    height: 100vh;
    margin: 0;
    background: linear-gradient(135deg, #2563eb, #1e40af);
    display: flex;
    align-items: center;
}

/* =========================
   CARD
========================= */
.login-card {
    border: none;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    overflow: hidden;
}

/* =========================
   LOGO
========================= */
.logo {
    width: 180px;
    margin-bottom: 10px;
}

/* =========================
   TITLE
========================= */
.login-title {
    font-weight: 600;
    color: #1f2937;
}

/* =========================
   FORM
========================= */
.form-control {
    border-radius: 10px;
    border: 1px solid #e5e7eb;
}

.form-control:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 2px rgba(37,99,235,0.15);
}

/* =========================
   BUTTON
========================= */
.btn-login {
    background: linear-gradient(135deg, #2563eb, #1e40af);
    border: none;
    color: white;
    border-radius: 10px;
    transition: all 0.25s ease;
}

/* HOVER */
.btn-login:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e3a8a);
    transform: translateY(-1px);
    color: white;
    box-shadow: 0 6px 16px rgba(37,99,235,0.35);
}

/* ACTIVE (klik) */
.btn-login:active {
    transform: scale(0.97);
    box-shadow: 0 3px 8px rgba(37,99,235,0.3);
}

/* =========================
   ALERT
========================= */
.alert {
    border-radius: 10px;
}

/* =========================
   FOOTER TEXT
========================= */
.text-muted {
    color: rgba(255,255,255,0.8) !important;
}