/* Global Design Configuration */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: #f0f4f8;
    background-image: radial-gradient(#003594 0.5px, transparent 0.5px), radial-gradient(#003594 0.5px, #f0f4f8 0.5px);
    background-size: 20px 20px;
    background-position: 0 0, 10px 10px;
    opacity: 0.95;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

/* Container Wrapper */
.login-wrapper {
    width: 100%;
    padding: 20px;
    display: flex;
    justify-content: center;
}

/* Unified Brand Portal Card */
.login-card {
    background-color: #ffffff;
    width: 100%;
    max-width: 440px;
    padding: 40px 35px;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 53, 148, 0.15);
    border-top: 6px solid #003594; /* O'Brien Blue Accent */
    position: relative;
}

/* Typography & Brand Header */
.brand-header {
    text-align: center;
    margin-bottom: 30px;
}

.logo-placeholder {
    font-size: 32px;
    font-weight: 800;
    color: #003594;
    font-style: italic;
    letter-spacing: -1px;
    margin-bottom: 5px;
}

.brand-header h2 {
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #4a5568;
    font-weight: 600;
}

.brand-header .divider {
    height: 4px;
    width: 50px;
    background-color: #ffc72c; /* O'Brien Yellow Highlight */
    margin: 15px auto;
    border-radius: 2px;
}

.system-tag {
    font-size: 13px;
    color: #718096;
    font-weight: 500;
}

/* Interactive Components */
.form-group {
    margin-bottom: 22px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #cbd5e0;
    border-radius: 4px;
    font-size: 15px;
    color: #2d3748;
    transition: all 0.2s ease-in-out;
}

.form-group input:focus {
    outline: none;
    border-color: #003594;
    box-shadow: 0 0 0 3px rgba(0, 53, 148, 0.15);
}

/* Primary Form Action Button */
.btn-primary {
    width: 100%;
    padding: 14px;
    background-color: #003594;
    color: #ffffff;
    border: none;
    border-radius: 4px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.btn-primary:hover {
    background-color: #002266;
}

/* Structural Card Footer */
.card-footer {
    text-align: center;
    margin-top: 30px;
    border-top: 1px solid #e2e8f0;
    padding-top: 20px;
}

.card-footer p {
    font-size: 12px;
    color: #e53e3e; /* Secure alert coloring */
    font-weight: 600;
    margin-bottom: 4px;
}

.card-footer small {
    font-size: 11px;
    color: #a0aec0;
}