* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #eef2f7;
    color: #1f2937;
}

input[type="radio"] {
    display: none;
}

/* Page Layout */
.login-page {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

/* Left Side */
.login-left {
    background: linear-gradient(135deg, #111827, #1e3a8a);
    color: white;
    padding: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.brand-box {
    margin-bottom: 45px;
}

.brand-box h1 {
    font-size: 48px;
    color: #60a5fa;
    margin-bottom: 10px;
}

.brand-box p {
    font-size: 18px;
    color: #dbeafe;
}

.feature-list {
    display: grid;
    gap: 18px;
}

.feature-item {
    background: rgba(255, 255, 255, 0.08);
    padding: 20px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.feature-item h3 {
    font-size: 18px;
    color: #bfdbfe;
    margin-bottom: 8px;
}

.feature-item p {
    color: #e5e7eb;
    line-height: 1.5;
}

/* Right Side */
.login-right {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.auth-card {
    width: 100%;
    max-width: 480px;
    background: white;
    padding: 35px;
    border-radius: 18px;
    border: 1px solid #e5e7eb;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.08);
}

.auth-header {
    text-align: center;
    margin-bottom: 25px;
}

.auth-header h2 {
    font-size: 30px;
    margin-bottom: 8px;
}

.auth-header p {
    color: #6b7280;
    font-size: 14px;
}

/* Login / Forgot Tabs */
.auth-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: #f3f4f6;
    padding: 5px;
    border-radius: 10px;
    margin-bottom: 25px;
}

.auth-tabs label {
    text-align: center;
    padding: 11px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    color: #4b5563;
}

#tab-login:checked ~ .login-page label[for="tab-login"],
#tab-forgot:checked ~ .login-page label[for="tab-forgot"] {
    background: #2563eb;
    color: white;
}

/* Section Display */
.auth-section {
    display: none;
}

#tab-login:checked ~ .login-page .login-section,
#tab-forgot:checked ~ .login-page .forgot-section {
    display: block;
}

.auth-section h3 {
    font-size: 22px;
    margin-bottom: 18px;
}

/* Role Tabs */
.role-tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    background: #f9fafb;
    padding: 5px;
    border-radius: 10px;
    margin-bottom: 20px;
    border: 1px solid #e5e7eb;
}

.role-tabs label {
    text-align: center;
    padding: 11px 8px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    color: #4b5563;
    font-size: 14px;
}

#role-staff:checked ~ .login-page label[for="role-staff"],
#role-hr:checked ~ .login-page label[for="role-hr"],
#role-admin:checked ~ .login-page label[for="role-admin"] {
    background: #2563eb;
    color: white;
}

/* Forms */
.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 16px;
}

.form-group label {
    font-weight: bold;
    margin-bottom: 7px;
    color: #374151;
}

input {
    width: 100%;
    padding: 13px;
    border: 1px solid #d1d5db;
    border-radius: 9px;
    outline: none;
    font-size: 14px;
    background: white;
}

input:focus {
    border-color: #2563eb;
}

/* Alerts */
.alert {
    padding: 12px 15px;
    border-radius: 8px;
    margin: 15px 0;
    font-size: 14px;
    font-weight: bold;
}

.alert.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert.warning {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

/* Selected Role Box */
.selected-role-box {
    display: none;
    padding: 12px 15px;
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #bfdbfe;
    border-radius: 8px;
    margin-bottom: 15px;
    font-size: 14px;
}

#role-staff:checked ~ .login-page .staff-role-box,
#role-hr:checked ~ .login-page .hr-role-box,
#role-admin:checked ~ .login-page .admin-role-box {
    display: block;
}

/* Login Buttons */
.login-actions {
    margin-top: 18px;
}

.login-btn {
    display: none;
    width: 100%;
    padding: 14px;
    border-radius: 9px;
    text-align: center;
    text-decoration: none;
    color: white;
    background: #2563eb;
    font-weight: bold;
    font-size: 15px;
}

.login-btn:hover {
    background: #1d4ed8;
}

#role-staff:checked ~ .login-page .staff-login,
#role-hr:checked ~ .login-page .hr-login,
#role-admin:checked ~ .login-page .admin-login {
    display: block;
}

/* Forgot Password */
.forgot-link,
.back-login {
    display: block;
    margin-top: 18px;
    text-align: center;
    color: #2563eb;
    font-weight: bold;
    cursor: pointer;
}

.forgot-link:hover,
.back-login:hover {
    color: #1d4ed8;
}

.small-text {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 18px;
}

.recovery-btn {
    width: 100%;
    border: none;
    padding: 13px;
    border-radius: 9px;
    background: #2563eb;
    color: white;
    font-weight: bold;
    cursor: pointer;
    font-size: 15px;
}

.recovery-btn:hover {
    background: #1d4ed8;
}

/* Responsive */
@media (max-width: 900px) {
    .login-page {
        grid-template-columns: 1fr;
    }

    .login-left {
        padding: 35px;
    }

    .brand-box h1 {
        font-size: 36px;
    }

    .brand-box {
        margin-bottom: 30px;
    }
}

@media (max-width: 520px) {
    .login-right {
        padding: 20px;
    }

    .auth-card {
        padding: 24px;
    }

    .auth-tabs {
        grid-template-columns: 1fr;
    }

    .role-tabs {
        grid-template-columns: 1fr;
    }
}