* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background-color: #fdfdfd;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    display: flex;
    width: 90%;
    max-width: 1100px;
    align-items: center;
    justify-content: space-around;
}

/* Branding Left Side */
.main-logo { width: 200px; margin-bottom: 20px; }
.brand-top { color: #2D6A4F; font-size: 1.8rem; letter-spacing: 1px; }
.brand-middle { color: #1B4332; font-size: 4rem; font-weight: 800; line-height: 0.9; }
.brand-bottom { color: #6c757d; font-weight: 600; font-size: 0.95rem; margin-top: 5px; }

/* Card */
.login-card {
    background: #fff;
    padding: 50px;
    border-radius: 24px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.03);
    width: 480px;
    text-align: left;
}

h2 { color: #2D6A4F; font-size: 2.2rem; font-weight: 700; }
.subtitle { color: #444; margin-bottom: 25px; }

/* THE SLIDING TABS */
.tab-wrapper {
    margin-bottom: 30px;
}

.tab-container {
    display: flex;
    position: relative;
    background-color: #E9ECEF;
    padding: 6px;
    border-radius: 12px;
    height: 56px;
}

.tab-container input {
    display: none; /* Hide radio buttons */
}

.tab-label {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 600;
    color: #6c757d;
    cursor: pointer;
    z-index: 2;
    transition: color 0.3s ease;
}

.tab-icon {
    width: 18px;
    margin-right: 10px;
    transition: filter 0.3s ease;
}

/* The Green Sliding Pill */
.glider {
    position: absolute;
    height: 44px;
    width: calc(50% - 6px); /* Half minus padding */
    background: #388E3C;
    z-index: 1;
    border-radius: 10px;
    transition: transform 0.3s ease-in-out;
}

/* Logic for Sliding and Icon Coloring */
#admin:checked ~ .glider { transform: translateX(0); }
#resident:checked ~ .glider { transform: translateX(100%); }

#admin:checked ~ label[for="admin"],
#resident:checked ~ label[for="resident"] {
    color: #fff;
}

/* White icons when active */
#admin:checked ~ label[for="admin"] .tab-icon,
#resident:checked ~ label[for="resident"] .tab-icon {
    filter: brightness(0) invert(1);
}

/* Form Elements */
.input-field {
    width: 100%;
    padding: 16px;
    margin-bottom: 15px;
    border: 1px solid #dee2e6;
    border-radius: 12px;
    background: #F8F9FA;
    outline: none;
}

.form-options {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    margin-bottom: 30px;
}

.forgot-password { color: #388E3C; text-decoration: none; font-weight: 700; }

/* Gradient Button */
.login-btn {
    width: 100%;
    padding: 16px;
    border: none;
    border-radius: 30px;
    background: linear-gradient(135deg, #43A047 0%, #2D6A4F 100%);
    color: white;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(56, 142, 60, 0.3);
}

.btn-icon { width: 20px; margin-right: 10px; }